1、BSI Standards PublicationBS ISO 21573-1:2014Building constructionmachinery and equipment Concrete pumpsPart 1: Terminology and commercialspecificationsBS ISO 21573-1:2014 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of ISO 21573-1:2014.The UK participation in its p
2、reparation was entrusted to TechnicalCommittee B/513, Construction equipment and plant and site safety.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contract. Users are re
3、sponsible for its correctapplication. The British Standards Institution 2014. Published by BSI StandardsLimited 2014ISBN 978 0 580 86198 7ICS 91.220Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards
4、Policy and Strategy Committee on 31 August 2014.Amendments issued since publicationDate Text affectedBS ISO 21573-1:2014 ISO 2014Building construction machinery and equipment Concrete pumps Part 1: Terminology and commercial specificationsMachines et matriels pour la construction des btiments Pompes
5、 bton Partie 1: Terminologie et spcifications commercialesINTERNATIONAL STANDARDISO21573-1Second edition2014-08-01Reference numberISO 21573-1:2014(E)BS ISO 21573-1:2014ISO 21573-1:2014(E)ii ISO 2014 All rights reservedCOPYRIGHT PROTECTED DOCUMENT ISO 2014All rights reserved. Unless otherwise specifi
6、ed, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISOs
7、 member body in the country of the requester.ISO copyright officeCase postale 56 CH-1211 Geneva 20Tel. + 41 22 749 01 11Fax + 41 22 749 09 47E-mail copyrightiso.orgWeb www.iso.orgPublished in SwitzerlandBS ISO 21573-1:2014ISO 21573-1:2014(E) ISO 2014 All rights reserved iiiContents PageForeword ivIn
8、troduction v1 Scope . 12 Normative references 13 Terms and definitions . 14 Classification of the concrete pumps . 25 Commercial specifications . 35.1 General characteristics . 35.2 Applicable concrete. 45.3 Drive . 45.4 Dimensional characteristics 45.5 Conveying-pipe cleaning device . 55.6 Chassis
9、cleaning device 55.7 Distributing boom 55.8 Outrigger component 55.9 Hydraulic system . 65.10 Truck chassis 65.11 Trailer chassis 65.12 Attachments and tools 7Annex A (informative) Examples of concrete pump designs and their assemblies . 8BS ISO 21573-1:2014ISO 21573-1:2014(E)ForewordISO (the Intern
10、ational Organization for Standardization) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has b
11、een established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical sta
12、ndardization.The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEC Directives, Part 1. In particular the different approval criteria needed for the different types of ISO documents should be noted. This document was drafted in accord
13、ance with the editorial rules of the ISO/IEC Directives, Part 2. www.iso.org/directivesAttention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. Details of any
14、 patent rights identified during the development of the document will be in the Introduction and/or on the ISO list of patent declarations received. www.iso.org/patentsAny trade name used in this document is information given for the convenience of users and does not constitute an endorsement.For an
15、 explanation on the meaning of ISO specific terms and expressions related to conformity assessment, as well as information about ISOs adherence to the WTO principles in the Technical Barriers to Trade (TBT) see the following URL: Foreword - Supplementary informationThe committee responsible for this
16、 document is Technical Committee ISO/TC 195, Building construction machinery and equipment, Subcommittee SC 1, Machinery and equipment for concrete work.This second edition cancels and replaces the first edition (ISO 21573-1:2006), of which it constitutes a minor revision. The main changes are: edit
17、orial correction of numbering of table/figure references; addition of electric motor as drive power for concrete pump; editorial corrections in figures to clarify part names and callout.ISO 21573 consists of the following parts, under the general title Building construction machinery and equipment C
18、oncrete pumps: Part 1: Terminology and commercial specifications Part 2: Procedure for examination of technical parametersiv ISO 2014 All rights reservedBS ISO 21573-1:2014ISO 21573-1:2014(E)IntroductionThis part of ISO 21573 deals with concrete pumps used on building sites for concrete-mix delivery
19、. It provides definitions and technical characteristics of the relevant machines. The figures in Annex A give examples of current structures of concrete pumps and their principles of operation. ISO 2014 All rights reserved vBS ISO 21573-1:2014BS ISO 21573-1:2014Building construction machinery and eq
20、uipment Concrete pumps Part 1: Terminology and commercial specifications1 ScopeThis part of ISO 21573 establishes terminology and commercial-literature specifications for concrete pumps which are used on building sites for concrete-mix delivery.2 Normative referencesThe following referenced document
21、s are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.ISO 11375:1998, Building construction machinery and equipment Terms and definitions
22、3 Terms and definitionsFor the purposes of this document, the terms and definitions given in ISO 11375 and the following apply.3.1piston-type concrete pumppump in which a piston is used to impart energy to the concrete mix, with the intent of transporting the mix to and through the conveying pipe an
23、d/or hoseNote 1 to entry: See Figure A.1.3.2rotary-type concrete pumppump in which a peristaltic action is used to impart energy to the concrete mix with the intent of transporting the mix to and through the conveying pipe and/or hoseNote 1 to entry: See Figures A.6, A.7, A.8 and A.9.3.3stationary-t
24、ype concrete pumpskid, rail or wheeled-chassis mounted concrete pump intended for long-term operation on one building siteNote 1 to entry: See Figure A.13.3.4piston-type concrete pump valve systemsystem composed of cut-off valves successively locking and opening concrete mix flow from the hopper to
25、the concrete cylinder and from the latter to the conveying pipeNote 1 to entry: See Figures A.2, A.3, A.4 and A.5.Note 2 to entry: The operation of the valves is synchronised so that, when the concrete-mix flow from the hopper to the concrete cylinder is opened, the flow to the conveying pipe is clo
26、sed. Various types of valve systems are identified.INTERNATIONAL STANDARD ISO 21573-1:2014(E) ISO 2014 All rights reserved 1BS ISO 21573-1:2014ISO 21573-1:2014(E)3.5distributing boomfolded boom with fixed concrete mix conveying pipe the role of which is to deliver concrete mix to work areas within i
27、ts reachNote 1 to entry: See Figures A.10 and A.14.Note 2 to entry: The boom has the possibility of folding in the vertical plane and slewing around the vertical axis. Typically, a rubber hose is fixed to the end of the conveying pipe, to facilitate concrete-mix distribution.3.6maximum applicable ag
28、gregate sizelargest size of aggregate that can be consistently delivered through the concrete pump without blockage, including any conveying pipe that is normally supplied on the finished product3.7minimum applicable slumpminimum value of slump applicable for conveying by concrete pump3.8maximum the
29、oretical pumping capacitytheoretical delivery volume which is obtained at the maximum strokes/revolutions per minute of concrete pumpNote 1 to entry: The actual delivery volume is calculated through application of the volumetric efficiency and the theoretical delivery volume of the concrete pump. Us
30、ing concrete of slump value of 18 cm to 21 cm, the volumetric efficiency is about 90 %.Qdsnth=()pi29410/ QQvath= whereQthis the theoretical delivery volume (m3/h);Qais the actual delivery volume (m3/h);d is the diameter of the concrete cylinder piston (mm)s is the stroke (mm);n is the number of stro
31、kes per hour;vis the volumetric efficiency, equal to 0,8 to 0,9.4 Classification of the concrete pumpsIn general terms, concrete pumps are typically classified by the following five main characteristics (see Table 1): type of pumping unit; mode or frequency of transportation; form of conveying; conc
32、rete mix delivery with assistance;2 ISO 2014 All rights reservedBS ISO 21573-1:2014ISO 21573-1:2014(E) drive system.Table 1 Classification of the concrete pumpsClassification Type Current examples Reference figuresType of pumping unitPistonHydraulic driven Figure A.1Mechanical driven Single-piston M
33、ulti-piston Figure A.1RotaryVacuum Figure A.6, A.7Elastic Figure A.8, A.9Mode or frequency of transportationSelf-propelled mobile Truck-mountedFigures A.10, A.11, A.14 and ISO 11375, Figure 41Non self-propelled mobileTrailer-mounted (with tires on highway)Figure A.12 and ISO 11375, Figure 42Trailer-
34、mounted, steel wheels (rides on rails)Trailer-mounted, track StationarySkid-mounted/Fixed in placeFigure A.13Trailer mounted (with tires off-road)ISO 11375, Figure 42Form of conveyingWith integral distribu-tion boomTruck mountedFigure A.10, A.14 and ISO 11375, Figure 41Trailer-mounted ISO 11375, Fig
35、ure 43With separate distri-bution boomTower-mounted boom ISO 11375, Figure 44Articulating distribution arm (with support legs)With connected con-veying linePipe and/or hose run from pump to placementConcrete-mix delivery with assistanceWith pressurized air Concrete spraying 5 Commercial specificatio
36、ns5.1 General characteristicsThe following characteristics shall be specified: model and type; manufacturers name; maximum theoretical pumping capacity (m3/h); maximum theoretical pressure in concrete (MPa); diameter of concrete pumping cylinder (mm); stroke of concrete pumping cylinder (mm); number
37、 of strokes per minute (min1); ISO 2014 All rights reserved 3BS ISO 21573-1:2014ISO 21573-1:2014(E) outlet diameter of concrete valve device (mm); capacity of hopper (m3); engine power (kW); acceptable leaning angle of the machine during pumping operation (degrees); operating mass(kg).Specify the ma
38、ss of the concrete pump under the following conditions: ready to run; with or without cab (to be stated); including standard equipment; with a driver of mass 75 kg; with fuel tank half full; with cleaning water, cooling, lubrication and hydraulic systems full.The manufacturer shall provide means for
39、 correlating the machines theoretical maximum concrete line pressure to the theoretical pumping distance capability.5.2 Applicable concreteSpecify the following: maximum applicable size of aggregate (mm); minimum applicable slump value (cm).5.3 DriveSpecify the type of the concrete pumps drive: by t
40、he vehicle engine and additional gear box for hydraulic pump driving; by separate engine and gear box driving the hydraulic system.5.4 Dimensional characteristicsSpecify the following: overall dimensions: length, L (mm); width, W (mm); height, H (mm); wheel base, L1 (mm); hopper height from the grou
41、nd, H1 mm; reach of distributing boom (m).For maximum out-reach of the distributing boom, see Figure A.14.4 ISO 2014 All rights reservedBS ISO 21573-1:2014ISO 21573-1:2014(E)5.5 Conveying-pipe cleaning deviceSpecify the following: model; operation method (water or pneumatic system); performance: del
42、ivery volume (l/min); delivery pressure (MPa).5.6 Chassis cleaning deviceSpecify the following: model; cleaning-water tank capacity (l).5.7 Distributing boomSpecify the following: model; maximum reach in vertical (m); maximum reach in horizontal (m); swing device: model; swing angles , , , (see Figu
43、re A.14) (degrees); diameter of the conveying pipe on the boom (mm); length of the rubber distributing hose (m); number of boom sections; mass of the distributing boom (kg).5.8 Outrigger componentSpecify the following: model; maximum extended width: front (mm); rear (mm); maximum load capacity of ea
44、ch outrigger. ISO 2014 All rights reserved 5BS ISO 21573-1:2014ISO 21573-1:2014(E)5.9 Hydraulic systemSpecify the following: number of hydraulic pumps; hydraulic oil-tank capacity (l); boom control block (proportional or nominal directional valve).For each pump, specify: application (concrete cylind
45、ers drive, cutting-off valves drive, distributing boom drive, outriggers drive, hopper agitator drive); model; delivery volume (l/min); delivery pressure (MPa).5.10 Truck chassisSpecify the following: general data; model; load capacity (N); number of axles; maximum permissible load on axles: front (
46、N); rear (N); engine characteristics: model; rated output/engine speed (kW/min1); maximum torque/engine speed (Nm/min1); displacement (m3); fuel tank capacity (l).5.11 Trailer chassisSpecify the following: model; type of trailer single or double axle; load capacity (N); maximum permissible load on a
47、xle (N).For a double-axle trailer, specify the permissible load on the front and rear axles.6 ISO 2014 All rights reservedBS ISO 21573-1:2014ISO 21573-1:2014(E)5.12 Attachments and toolsSpecify the following: remote-control panel (if any); operation manual; tools; spare parts; reduction connection f
48、or pipeline with clamp. ISO 2014 All rights reserved 7BS ISO 21573-1:2014ISO 21573-1:2014(E)Annex A (informative) Examples of concrete pump designs and their assembliesSee Figures A.1 to A.14.Key1 hydraulic valve2 concrete piston3 concrete hopper4 swing pipe5 hydraulic cylinder6 concrete cylinder7 h
49、ydraulic cylinder (valve)8 wear plate9 wear ring10 outlet portFigure A.1 Structure of piston-type concrete pump (swing-valve type)8 ISO 2014 All rights reservedBS ISO 21573-1:2014ISO 21573-1:2014(E)Key1 concrete cylinder2 suction port3 inlet gate valve4 hydraulic cylinder5 casing6 valve rod7 hydraulic piston8 bushing9 packing (hydraulic cylinder)10 lubricate bushing11 packing (gate valve)12 discharge por
copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
备案/许可证编号:苏ICP备17064731号-1