CN201326594Y - Combined control system of direct connecting miniature hydraulic pump and control device thereof - Google Patents
Combined control system of direct connecting miniature hydraulic pump and control device thereof Download PDFInfo
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- CN201326594Y CN201326594Y CNU2008201366208U CN200820136620U CN201326594Y CN 201326594 Y CN201326594 Y CN 201326594Y CN U2008201366208 U CNU2008201366208 U CN U2008201366208U CN 200820136620 U CN200820136620 U CN 200820136620U CN 201326594 Y CN201326594 Y CN 201326594Y
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- 238000006073 displacement reaction Methods 0.000 claims abstract description 23
- 239000002828 fuel tank Substances 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a combined control system of a direct connecting miniature hydraulic pump for synchronously lifting bridges and a control device thereof. The combined control system comprises a plurality of direct connecting miniature hydraulic control devices. Each direct connecting miniature hydraulic control device comprises a high pressure electric pump, an electric control reversing valve, an oil tank and a jack; the output end of the high pressure electric pump is connected with the electric control reversing valve; a pipeline at the output end of the electric control reversing valve is connected with the jack; a displacement sensor is mounted in the position adjacent to the jack; and the electric control reversing valve, the high pressure electric pump and the displacement sensor in the direct connecting miniature hydraulic control device are respectively connected with a programmable automatic controller through a cable and connected to a control computer through the programmable automatic controller. The utility model has the advantages of small volume and light weight, can be conveniently fixed on an arranged scaffold platform or a pier, and is close to the jack; and the combined control system can be randomly combined for intelligently controlling the synchronous lifting of a bridge with a single section, a plurality of end surfaces and a variable end surface.
Description
Technical field
The utility model relates to a kind of direct connection micro hydraulic pump combined control system and control gear thereof that other construction such as bridge realize synchronous liftings that be used for.
Background technique
Bridge pad is the knob chalaza that connects bridge top and the bottom structure, construct precise and tinyly, because communications and transportation heavy duty and wild environment influence, disease takes place easily.In case damage, will have a strong impact on the bearing capacity and the working life of bridge, must carry out synchronous lifting to beam body fulcrums all in the section, so that the bearing that more renews satisfies the normal use of bridge.
Aspect the maintenance and transformation reinforcing of highway bridge bearing, the replacing form of construction work of bearing has two kinds at present, and a kind of is traditional hand-hydraulic jack operating type, and another kind is an electric hydraulic station synchronization job mode.
Traditional operating type is the lifting by a plurality of hydraulic jack of many group personnel operation, and finishes the simple synchronous lifting of bridge at the other displacement measuring instrument (as: dial gauge) of installing of each jack.There is following shortcoming in this operating type: 1. set up under bridge and can bear the auxiliary pier that lifts bridge weight, site operation operation intensity is big, especially runs into the situation that soft basis under water or the bridge is arranged, and the workload of setting up is very big; 2. rely on manual operation, efficient is low; 3. synchronous lifting is controlled by the reading of artificial observation displacement detecting table, and the synchronization accuracy error is big, causes bridge inclination and traversing easily, even structural failure; 4. operation number is many, and in the lifting process, orchestration is difficulty very.
Electric hydraulic station synchronization job mode is by oil pump, control valve, fuel tank, motor, the hydraulic pump source that instrument etc. are formed, be connected by long pipe runs with a plurality of jack by a hydraulic pump source, the control of employing manual tune, or synchronous electronic controller controls bridge synchronous lifting, export pipeline is connected to hand-operated direction valve and electronic selector valve, be connected (can connect 16 at most) with each jack by single or multiple oil circuit distributors, installation displacement measuring instrument or displacement transducer are realized the synchronous lifting function that bridge is basic on four angles of bridge, wherein have jack and displacement transducer to be the unification dual mode.Its shortcoming is: 1. the quantity of every hydraulic pump source jacking simultaneously jack is restricted, and can not expand the more jack of jacking; 2. be placed on the bridge floor or bridge under hydraulic pump source long to the hydraulic pipe line of each jack, joint is too much, especially runs into high pier, the situation of water is arranged, pipeline is laid with to be connected workload very big; 3. hydraulic pipe line length and joint are many, because of joint seepage and pipelines from bursting, easily cause destruction or other security incident, the particularly synchronization control of the many fulcrums of continuous beam body of bridge structure during lifting, and problem is more outstanding; 4. hydraulic pump source need be by the oil circuit distributor of the many interfaces in several roads, the jack of jacking simultaneously more than 2 or 2, and the synchronization control on separate unit top is restricted, can not adapt to multibreak, become the intelligent control requirement of section and long continuous beam realization lift height.5. jack piston rod and displacement transducer unification mode, because of different bridge structure needs different jack, and the immerge that supports jack influences synchronous lifting, and make this unification mode not only use and be restricted, and the engineering cost height.
The model utility content
The utility model has overcome above-mentioned shortcoming, a kind of precise control, volume direct connection micro hydraulic control gear little, in light weight, easy to use is provided and has been used for the direct connection micro hydraulic pump combined control system of bridge synchronous lifting.
The technical scheme in the invention for solving the technical problem is: a kind of direct connection micro hydraulic pump combined control system that is used for the bridge synchronous lifting, comprise direct connection micro hydraulic control gear, described direct connection micro hydraulic control gear comprises the high-voltage electric pump, electric control reversing valve, fuel tank and jack, the output of described high-voltage electric pump connects described electric control reversing valve, the output terminal pipeline of described electric control reversing valve is connected to described jack, near described jack place displacement transducer is being installed, electric control reversing valve in described each direct connection micro hydraulic control gear, the high-voltage electric pump links to each other with programmable automatic controller by cable respectively with displacement transducer, and is connected to control computer by described programmable automatic controller.
Also be provided with switchboard between described programmable automatic controller and the control computer, organize direct connection micro hydraulic control gear more and be connected to described control computer by the switchboard that links to each other.
The cable of the output of described electric control reversing valve, pressure transducer, displacement transducer is linked in the terminal box, each signal is focused on a cable link to each other with programmable automatic controller.
Also be in series with manual throttle valve in the pipeline between the output terminal of described electric control reversing valve and the described jack.
Described high-voltage electric delivery side of pump also is connected with relief valve.
Described electric control reversing valve comprise a two position two-way valve and with the corresponding 3-position-3-way valve of described jack number, described each valve is connected in described high-voltage electric delivery side of pump in parallel, the output terminal of described 3-position-3-way valve links to each other with each jack by pipeline.
Also be in series with shunting device in the pipeline between the output terminal of described electric control reversing valve and the described jack, be connected with pressure gauge or/and pressure transducer on the described shunting device.
Described shunting device adopts oil circuit distributing valve or polylinker diverter valve.
The utility model also discloses a kind of direct connection micro hydraulic control gear, comprise by high-voltage electric pump, electric control reversing valve, fuel tank and jack, the output of described high-voltage electric pump connects described electric control reversing valve, and the output terminal pipeline of described electric control reversing valve is connected to described jack.
Separate unit direct connection micro hydraulic control gear in the utility model, because of volume little, in light weight, complete machine can be fixed on the hand bracket platform of setting up or on the bridge pier easily, and it is shorter with the distance of jack 13, pipeline 16 generally in 2～4 meters scopes, has been cancelled the connection of general hydraulic lifting long pipe runs, adopts multichannel modular combination system, can carry out the intellectuality control of single section, multiterminal face and change end face bridge synchronous lifting in 8---256 road system combination in any.And the utility model ultrahigh pressure, zero leakage, thereby guaranteeing effectively and for a long time to keep in the bridge lifting supports.Use a computer precise synchronization control carried out in the displacement of jack and pressure, show in real time each parameter variation and can time update and setting, simple to operate, the automaticity height.Use jack 13 and displacement transducer 14 separated type modes, the measurement of sensor 14 is not subjected to the influence of jack structure restriction and immerge, and synchronization control is accurate, and engineering cost is low.
Use the utility model can be not interrupting under the highway communication situation, according to bridge structure, number of support points and requirement, can finish multibreak in 8---256 road system combination in any, become section and long continuous bridge fast, the secure synchronization lifting.
Description of drawings
Fig. 1 is a separate unit direct connection micro hydraulic control gear structural representation of the present utility model;
Fig. 2 is of the present utility model 16 channel modularized group shot schematic representation;
Fig. 3 is of the present utility model 256 channel modularized group shot schematic representation.
Embodiment
As shown in Figure 1, the structural representation of separate unit direct connection micro hydraulic control gear in the utility model, comprise micro hydraulic pump group by high-voltage electric pump 5, relief valve 17, electric control reversing valve 6,7,8 and fuel tank constituting body, and oil circuit distributing valve 15, jack 13 and displacement transducer 14 etc.The output of the described high-voltage electric pump 5 described electric control reversing valve 6,7,8 that is connected in parallel successively, wherein said electric control reversing valve 6 is a two position two-way valve, 7,8 then is the 3-position-3-way valve, the various flows that has guaranteed fluid is to (being rising or the decline or the pressurize of jack), selector valve contains one-way valve and can prevent any type of leakage and guarantee the reliable pressurize of security of system, is connected in parallel on the outlet port of described high-voltage electric pump 5 for avoiding the too high relief valve that is provided with 17 of oil pressure.
(being the output terminal pipeline of described 3-position-3-way valve 7,8) is connected to oil circuit distributing valve 15 on the export pipeline of described micro hydraulic pump group, be connected to pressure gauge 9, pressure transducer 10 and manual throttle valve 11 on the described oil circuit distributing valve 15 respectively, manual throttle valve 11 directly is connected with jack 13, and 1 jack cylinder 13 can be independently controlled in each oil circuit outlet.Because it is the shortest that pipeline 17 connects, also guaranteed the safety of system's operation and reliable, near installation position displacement sensor 14 on the bridge of jack 13.Described oil circuit distributing valve 15 also can adopt the diverter valve of polylinker to realize, makes to form multiple branches from the outgoing management of described micro hydraulic pump group, and fuel feeding is pressed the usefulness of detection, oil circuit control etc.
As shown in Figure 2, structural representation for the utility model 16 channel modularized group shots, the elastic cable paper of the electromagnetic valve group 6,7,8 on the separate unit direct connection micro hydraulic control gear, pressure transducer 10 and the elastic cable paper tandem of displacement transducer 14 are arrived in the terminal box 12, focus on a cable and link to each other with computer PAC controller (programmable automatic controller) 2.Described PAC controller 2 is native system core control pieces, and it links to each other with motor power supply control box 1 with computer 4 respectively by cable, and motor power supply control box 1 links to each other with high-voltage electric pump 5.In the course of the work, control the flow direction of fluid by bi-bit bi-pass 6 on the separate unit direct connection micro hydraulic pump and 3-position-3-way solenoid directional control valve 7,8.Be arranged on data upload that data that the displacement transducer 14 at bridge fulcrum place gathers and hydraulic system pressure sensor 10 gather to PAC controller 2; by these data of controller 2 analysing and processing; and send control signal to high-voltage electric pump 5 and each electric control reversing valve 6; 7; on 8; high-voltage electric pump 5 is started; stop; solenoid directional control valve 6; 7; 8 open or close or the fuel feeding oil mass and the delay time (being jack cylinder rising or decline or pressurize) of each jack are controlled in off-load; and the synchronization error (being the poor of displacement maximum value and minimum value) of each fulcrum of bridge remained in the scope of setting; exceed setting value in case the synchronization error precision occurs; system's hard stop and prompting are reported to the police, and can guarantee that like this bridge structure is in synchronization lifting process safe and reliability.The display screen of described computer 4 is the display monitoring parameter in real time, as: shift value and synchronization error value, force value and pressure mean values make operator can intuitively understand bridge lifting situation.
As shown in Figure 3, the structural representation of the utility model 256 channel modularized group shots: with bridge synchronous lifting 16 channel modularized group shots is a modular unit, by cable current network switchboard 3 is linked to each other with the network switch 3 of next modular unit, and the like, a plurality of modular units can be combined into together like this, promptly formed the LAN system, in the combination in any system of 8---256 road, can on single section, multiterminal face and change end face bridge, reach the synchronous lifting bridge and carry out energy chemical control system.
The utility model is because described separate unit direct connection micro hydraulic control gear structure, guaranteed micro hydraulic pump group can with jack 13 direct connections, can control rising or the decline or the pressurize of jack 13 by computer, and, realize bridge synchronous lifting multichannel modular combination system in 8---256 road system combination in any.
Because the utility model is controlled the synchronization of jacking up of each jack accurately by described electric control reversing valve, described high-voltage electric pump 5 needn't carry too much jack, can adopt the small and exquisite micropump of volume, make that the volume of separate unit direct connection micro hydraulic control gear is little, in light weight, described jack also can adopt ultrathin jack.Complete machine can be fixed on the hand bracket platform of setting up or on the bridge pier easily, and shorter with the distance of jack 13, and pipeline 16 is generally in 2～4 meters scopes.Selector valve contains one-way valve can prevent any type of leakage, therefore can realize ultrahigh pressure, zero leakage, thereby guaranteeing effectively and for a long time to keep in the bridge lifting supports.Use a computer precise synchronization control carried out in the displacement of jack and pressure, utilize control computer show in real time each parameter variation and can time update and setting, simple to operate, the automaticity height.And use jack 13 and displacement transducer 14 separated type modes, the measurement of sensor 14 not to be subjected to the influence of jack structure restriction and immerge, and synchronization control is accurate, and engineering cost is low.Therefore use the utility model can be not interrupting under the highway communication situation, according to bridge structure, number of support points and requirement, can finish multibreak in 8---256 road system combination in any, become section and long continuous bridge fast, the secure synchronization lifting.
More than direct connection micro hydraulic pump combined control system provided by the utility model and control gear thereof are described in detail, having used specific case herein sets forth principle of the present utility model and mode of execution, above embodiment's explanation just is used for helping to understand method of the present utility model and core concept thereof, the utility model scheme also can be applied to realize in other the realm of building construction the occasion of synchronous lifting, moves as building translation lifting, horizontal load etc.; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (10)
1. direct connection micro hydraulic pump combined control system, comprise direct connection micro hydraulic control gear, it is characterized in that: described direct connection micro hydraulic control gear comprises the high-voltage electric pump, electric control reversing valve, fuel tank and jack, the output of described high-voltage electric pump connects described electric control reversing valve, the output terminal pipeline of described electric control reversing valve is connected to described jack, near described jack place displacement transducer is being installed, electric control reversing valve in described each direct connection micro hydraulic control gear, the high-voltage electric pump links to each other with programmable automatic controller by cable respectively with displacement transducer, and is connected to control computer by described programmable automatic controller.
2. direct connection micro hydraulic pump combined control system according to claim 1, it is characterized in that: also be provided with switchboard between described programmable automatic controller and the control computer, organize direct connection micro hydraulic control gear more and be connected to described control computer by the switchboard that links to each other.
3. direct connection micro hydraulic pump combined control system according to claim 1, it is characterized in that: the output cable of described electric control reversing valve, pressure transducer, displacement transducer is linked in the terminal box, links to each other with described programmable automatic controller after each signal is focused on a cable.
4. according to claim 1 or 2 or 3 described direct connection micro hydraulic pump combined control systems, it is characterized in that: also be in series with shunting device in the pipeline between the output terminal of described electric control reversing valve and the described jack, be connected with pressure gauge or/and pressure transducer on the described shunting device.
5. direct connection micro hydraulic pump combined control system according to claim 4 is characterized in that: described shunting device adopts oil circuit distributing valve or polylinker diverter valve.
6. according to claim 1 or 2 or 3 described direct connection micro hydraulic pump combined control systems, it is characterized in that: also be in series with manual throttle valve in the pipeline between the output terminal of described electric control reversing valve and the described jack; Described high-voltage electric delivery side of pump also is connected with relief valve.
7. according to claim 1 or 2 or 3 described direct connection micro hydraulic pump combined control systems, it is characterized in that: described electric control reversing valve comprise a two position two-way valve and with the corresponding 3-position-3-way valve of described jack number, described each valve is connected in described high-voltage electric delivery side of pump in parallel, and the output terminal of described 3-position-3-way valve links to each other with each jack by pipeline.
8. direct connection micro hydraulic control gear, it is characterized in that: comprise high-voltage electric pump, electric control reversing valve and jack, the output of described high-voltage electric pump connects described electric control reversing valve, and the output terminal pipeline of described electric control reversing valve is connected to described jack.
9. direct connection micro hydraulic control gear according to claim 8, it is characterized in that: also be in series with shunting device and manual throttle valve in the pipeline between the output terminal of described electric control reversing valve and the described jack, be connected with pressure gauge or/and pressure transducer on the described shunting device; Described high-voltage electric delivery side of pump also is connected with relief valve.
10. direct connection micro hydraulic control gear according to claim 8, it is characterized in that: described electric control reversing valve comprise a two position two-way valve and with the corresponding 3-position-3-way valve of described jack number, described each valve is connected in described high-voltage electric delivery side of pump in parallel, and the output terminal of described 3-position-3-way valve links to each other with each jack by pipeline.
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201366208U CN201326594Y (en) | 2008-09-19 | 2008-09-19 | Combined control system of direct connecting miniature hydraulic pump and control device thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNU2008201366208U CN201326594Y (en) | 2008-09-19 | 2008-09-19 | Combined control system of direct connecting miniature hydraulic pump and control device thereof |
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| CN201326594Y true CN201326594Y (en) | 2009-10-14 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102101629A (en) * | 2009-12-18 | 2011-06-22 | 中国海洋石油总公司 | Hierarchical synchronous hydraulic jacking process for large-tonnage ocean engineering structure |
| CN102700448A (en) * | 2011-03-28 | 2012-10-03 | 徐州徐工铁路装备有限公司 | Hydraulic jacking system of transporting girder vehicle |
| CN101676572B (en) * | 2008-09-19 | 2012-12-26 | 呼六福 | Directly-connected minitype hydraulic-pump combined control system and control device thereof |
| CN110510540A (en) * | 2019-09-19 | 2019-11-29 | 成都立航科技股份有限公司 | A kind of type aircraft jacking hydraulic system |
| CN116119565A (en) * | 2023-04-17 | 2023-05-16 | 四川航泰航空装备有限公司 | Manual-automatic integrated universal hydraulic jack mechanism |
-
2008
- 2008-09-19 CN CNU2008201366208U patent/CN201326594Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101676572B (en) * | 2008-09-19 | 2012-12-26 | 呼六福 | Directly-connected minitype hydraulic-pump combined control system and control device thereof |
| CN102101629A (en) * | 2009-12-18 | 2011-06-22 | 中国海洋石油总公司 | Hierarchical synchronous hydraulic jacking process for large-tonnage ocean engineering structure |
| CN102700448A (en) * | 2011-03-28 | 2012-10-03 | 徐州徐工铁路装备有限公司 | Hydraulic jacking system of transporting girder vehicle |
| CN102700448B (en) * | 2011-03-28 | 2014-03-26 | 徐州徐工铁路装备有限公司 | Control method of hydraulic jacking system of transporting girder vehicle |
| CN110510540A (en) * | 2019-09-19 | 2019-11-29 | 成都立航科技股份有限公司 | A kind of type aircraft jacking hydraulic system |
| CN110510540B (en) * | 2019-09-19 | 2024-02-13 | 成都立航科技股份有限公司 | Aircraft jacking hydraulic system |
| CN116119565A (en) * | 2023-04-17 | 2023-05-16 | 四川航泰航空装备有限公司 | Manual-automatic integrated universal hydraulic jack mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WU ZHISHAN HOU JUNHUI BEIJING TEXIDA TECHNOLOGY CO Free format text: FORMER OWNER: WU ZHISHAN HOU JUNHUI |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20100630 Address after: 100088 Beijing city Haidian District Xitucheng Road No. 8 Co-patentee after: Wu Zhishan Patentee after: Hu Liufu Co-patentee after: Hou Junhui Co-patentee after: Beijing Texida Technology Co., Ltd. Co-patentee after: Beijing Texida Special Equipments Technology Co., Ltd. Address before: 100088 Beijing city Haidian District Xitucheng Road No. 8 Co-patentee before: Wu Zhishan Patentee before: Hu Liufu Co-patentee before: Hou Junhui |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091014 Termination date: 20130919 |