CN202789796U - Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system - Google Patents

Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system Download PDF

Info

Publication number
CN202789796U
CN202789796U CN 201220315897 CN201220315897U CN202789796U CN 202789796 U CN202789796 U CN 202789796U CN 201220315897 CN201220315897 CN 201220315897 CN 201220315897 U CN201220315897 U CN 201220315897U CN 202789796 U CN202789796 U CN 202789796U
Authority
CN
China
Prior art keywords
hydraulic
electric
plc
hydraulic jack
point synchronization
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220315897
Other languages
Chinese (zh)
Inventor
李志华
Original Assignee
李志华
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 李志华 filed Critical 李志华
Priority to CN 201220315897 priority Critical patent/CN202789796U/en
Application granted granted Critical
Publication of CN202789796U publication Critical patent/CN202789796U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to a programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system which comprises a hydraulic pressure station, an electrical control box, an electric hydraulic pump, a magnetic exchange valve, pressure sensors, displacement sensors and a plurality of hydraulic jacks, wherein one end of the electric hydraulic pump is connected with the hydraulic pressure station, the plurality of hydraulic jacks are connected with the other end of the electric hydraulic pump in parallel through the magnetic exchange valve, a liquid inlet of each hydraulic jack is provided with a pressure sensor which is used for detecting liquid feeding pressure, each hydraulic jack is provided with a displacement sensor which is used for detecting the lifting height of the hydraulic jack, and the electric hydraulic pump, the magnetic exchange valve, the pressure sensors and the displacement sensors are all connected with the electrical control box. According to the PLC multi-point synchronization jacking up hydraulic system, lifting balance of different load objects at multiple positions by the plurality of hydraulic jacks is ensured, lifting accuracy and security coefficient are high, and usage is stable and safe.

Description

PLC Multi-point synchronization jacking hydraulic system
Technical field
The utility model relates to a kind of hydraulic jacking system, is a kind of by PLC control Multi-point synchronization jacking hydraulic system specifically.
Background technique
Weight, volume increase along with heavy construction, complex structure, load skewness, such as such heavy construction of need jacking, more and more higher for the control accuracy requirement of different loads place jacking, traditional semi-automatic hydraulic jack-up system can't satisfy above-mentioned requirements.
Summary of the invention
In order to solve deficiency of the prior art, the purpose of this utility model provides a kind of simple in structure, and control is convenient, can realize the Multipoint synchronous hydraulic lifting, guarantee the place's jacking of multiple spot different loads accurately control PLC Multi-point synchronization jacking hydraulic system.
For achieving the above object, the technical solution adopted in the utility model is: a kind of PLC Multi-point synchronization jacking hydraulic system, it is characterized in that: comprise hydraulic station, electric control box, electric hydraulic pump, solenoid directional control valve, pressure transducer, displacement transducer and a plurality of hydraulic jack, electric hydraulic pump one end connects hydraulic station, the other end connects a plurality of hydraulic jack side by side through solenoid directional control valve, the liquid entering hole of each hydraulic jack is provided with the pressure transducer of surveying inlet hydraulic, each hydraulic jack is provided with the displacement transducer of surveying the hydraulic jack lift height, electric hydraulic pump, solenoid directional control valve, pressure transducer, displacement transducer all is connected in electric control box.
Described solenoid directional control valve connects a plurality of hydraulic jack through a plurality of solenoid valves respectively.
Be connected with between described electric hydraulic pump and the solenoid directional control valve and be with manometric relief valve.
The work of the utility model electric hydaulic pump startup, by solenoid directional control valve to a plurality of hydraulic jack feed flows, feed flow is sent into hydraulic jack through solenoid valve, pressure transducer real-time detection inlet hydraulic, displacement transducer real-time detection lift height, inlet hydraulic signal and displacement signal are delivered to electric control box, control a plurality of solenoid valves by electric control box by lifting object multiple spot different loads, adjusting is to the feed flow of a plurality of hydraulic jack, guarantee that thus a plurality of hydraulic jack are to the lifting balance of object, have higher lifting validity, can effectively guarantee the safety lifting of many places different loads object, use stable, safety.
Description of drawings
Fig. 1 is the utility model structure principle chart.
Among the figure: hydraulic station 1, electric control box 2, electric hydraulic pump 3, solenoid directional control valve 4, solenoid valve 5, pressure transducer 6, displacement transducer 7, hydraulic jack 8, pressure gauge 9, relief valve 10.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Shown in Figure 1, a kind of PLC Multi-point synchronization jacking hydraulic system comprises hydraulic station 1, electric control box 2, electric hydraulic pump 3, solenoid directional control valve 4, solenoid valve 5, pressure transducer 6, displacement transducer 7, hydraulic jack 8, pressure gauge 9 and relief valve 10.Electric hydraulic pump 3 one ends connect hydraulic station 1, the other end connects solenoid directional control valve 4, solenoid directional control valve 4 connects respectively the hydraulic jack 8 of a plurality of provided with electromagnetic valves 5 arranged side by side, the liquid entering hole of each hydraulic jack 8 is provided with the pressure transducer 6 of surveying inlet hydraulic, each hydraulic jack 8 is provided with the displacement transducer 7 of surveying the hydraulic jack lift height, and electric hydraulic pump, solenoid directional control valve, pressure transducer, displacement transducer all are connected in electric control box; Be connected with the relief valve 10 with pressure gauge 9 between electric hydraulic pump and the solenoid directional control valve.

Claims (3)

1. PLC Multi-point synchronization jacking hydraulic system, it is characterized in that: comprise hydraulic station, electric control box, electric hydraulic pump, solenoid directional control valve, pressure transducer, displacement transducer and a plurality of hydraulic jack, electric hydraulic pump one end connects hydraulic station, the other end connects a plurality of hydraulic jack side by side through solenoid directional control valve, the liquid entering hole of each hydraulic jack is provided with the pressure transducer of surveying inlet hydraulic, each hydraulic jack is provided with the displacement transducer of surveying the hydraulic jack lift height, electric hydraulic pump, solenoid directional control valve, pressure transducer, displacement transducer all is connected in electric control box.
2. PLC Multi-point synchronization jacking hydraulic system according to claim 1, it is characterized in that: described solenoid directional control valve connects a plurality of hydraulic jack through a plurality of solenoid valves respectively.
3. PLC Multi-point synchronization jacking hydraulic system according to claim 1 is characterized in that: be connected with between described electric hydraulic pump and the solenoid directional control valve and be with manometric relief valve.
CN 201220315897 2012-06-29 2012-06-29 Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system Expired - Fee Related CN202789796U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220315897 CN202789796U (en) 2012-06-29 2012-06-29 Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220315897 CN202789796U (en) 2012-06-29 2012-06-29 Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system

Publications (1)

Publication Number Publication Date
CN202789796U true CN202789796U (en) 2013-03-13

Family

ID=47817062

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220315897 Expired - Fee Related CN202789796U (en) 2012-06-29 2012-06-29 Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system

Country Status (1)

Country Link
CN (1) CN202789796U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103133441A (en) * 2013-03-19 2013-06-05 中联重科股份有限公司 Double hydraulic devices and speed control method, equipment and system thereof
CN106351134A (en) * 2016-11-02 2017-01-25 湖南联智桥隧技术有限公司 Synchronous jacking system and method for underneath passing existing line box culvert
CN108757616A (en) * 2018-07-13 2018-11-06 江苏大学 A kind of panzer synchronous hydraulic jacking system with levelling function

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103133441A (en) * 2013-03-19 2013-06-05 中联重科股份有限公司 Double hydraulic devices and speed control method, equipment and system thereof
CN106351134A (en) * 2016-11-02 2017-01-25 湖南联智桥隧技术有限公司 Synchronous jacking system and method for underneath passing existing line box culvert
CN106351134B (en) * 2016-11-02 2018-06-15 湖南联智桥隧技术有限公司 Existing line box culvert is worn under one kind and synchronizes jacking system and jacking method
CN108757616A (en) * 2018-07-13 2018-11-06 江苏大学 A kind of panzer synchronous hydraulic jacking system with levelling function
CN108757616B (en) * 2018-07-13 2019-12-03 江苏大学 A kind of panzer synchronous hydraulic jacking system with levelling function

Similar Documents

Publication Publication Date Title
CN202789796U (en) Programmable logic controller (PLC) multi-point synchronization jacking up hydraulic system
CN103511374A (en) PLC multipoint synchronous jacking-up hydraulic system
CN202851480U (en) Cooling bed skirting board hydraulic control device
CN202851484U (en) Hydraulic lift system of high-low pressure controlled trolley
CN201434717Y (en) Large-sized structure weighting device based on detection of low-oil pressure built-in weight sensor
CN205173098U (en) Heavy load lifting machine hydraulic control return circuit
CN205401266U (en) Balanced hydraulic system of heavy vertical lathe crossbeam
CN205772859U (en) A kind of side-mounted bridging crane main beam
CN201890108U (en) Proportional synchronous lifting system
CN203048491U (en) Electro-hydraulic synchronous hoisting system with multiple hydraulic cylinders
CN204007819U (en) A kind of landing formula weighbridge
CN204403026U (en) A kind of road-surface milling machine scraper floating hydraulic system
CN203495491U (en) Hydraulic height adjusting device
CN203214470U (en) Hydraulic manifold lifting control valve bank for hopper of heavy truck
CN205190375U (en) Pressure adjustable hydraulic drive system
CN202838805U (en) Solar simulator and carrying bench thereof
CN204400540U (en) A kind of large hydraulic Horizontal lift platform
CN203519064U (en) A precise weighing and gravity center determination system for heavy objects
CN211998620U (en) Synchronous jacking system
CN205187744U (en) Hydro -cylinder hydraulic drive system with prevent inhaling sky function
CN204847746U (en) But hoist displacement hoist
CN205190387U (en) Hydraulic system that drive device rises
CN107781239A (en) Synchronous hydraulic jacking system
CN205190400U (en) Support cylinder valve is in block to be put
CN204125125U (en) The anti-overload system of the full fork truck that freely hoists

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130313

Termination date: 20130629