CN205421269U - Equilibrant displacement control system of excavation supporting device - Google Patents
Equilibrant displacement control system of excavation supporting device Download PDFInfo
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- CN205421269U CN205421269U CN201520916209.2U CN201520916209U CN205421269U CN 205421269 U CN205421269 U CN 205421269U CN 201520916209 U CN201520916209 U CN 201520916209U CN 205421269 U CN205421269 U CN 205421269U
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- displacement
- crossbeam
- jack
- cross beam
- control mechanism
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Abstract
The utility model particularly relates to an equilibrant displacement control system of excavation supporting device, including first crossbeam, second crossbeam, displacement monitoring devices, the automatic stretch -draw mechanism of jack and displacement control mechanism, first crossbeam connect the excavation supporting device to propping or the bracing, the second crossbeam encloses purlin fixed connection on the foundation ditch border with supporting to lean on, displacement monitoring devices installs in the bottom of first crossbeam and second crossbeam, and the automatic stretch -draw mechanism of jack installs between first crossbeam and second crossbeam, displacement control mechanism is equipped with multiunit displacement adjustment steel sheet, and displacement adjustment steel sheet assigns into between automatic stretch -draw mechanism of jack and the first crossbeam, displacement monitoring devices and electric connection of the automatic stretch -draw mechanism of jack. Under displacement monitoring devices's control, jack automatic controls constantly extends or the shrink, and the quantity of cooperation increase and decrease displacement adjustment steel sheet is reinforced with the realization, can descend guarantee to prop or corner brace's total length unchangeable, can guarantee that the foundation ditch in the arbitrary moment is stabilized.
Description
Technical field
This utility model relates to apparatus field for building, particularly relates to a kind of equalizer bar displacement control system.
Background technology
Foundation ditch (foundationpit) refers to the heatable adobe sleeping platform excavated in basic engineering position by substrate absolute altitude and basic plane size, foundation ditch belongs to temporary work, its effect is to provide a space, makes the operation of building by laying bricks or stones on basis be able to carry out according to the position specified by design.In order to ensure stablizing of foundation ditch, need foundation ditch is carried out supporting.
The additional force that foundation pit support system can be caused by the day and night temperature difference, the most day and the most night the temperature difference is at 10-15 °, the 1/4-1/3 that the additional force produced because of temperature/the chances are to support force, to support change in displacement at 1cm-10cm, and national regulation requires within 3cm-5cm, particularly when excessive temperature differentials, it is possible to cause because temperature raises support unstability.
Utility model content
The purpose of this utility model is to provide one can effectively eliminate altitude temperature difference effect, it is ensured that the equilibrant displacement control system of the device foundation pit support device of foundation pit support system safety.
For achieving the above object, this utility model provides the equilibrant displacement control system of a kind of foundation pit support device, including first crossbeam, second cross beam, for monitoring displacement monitor that first crossbeam changes with the spacing of second cross beam, for adjusting first crossbeam and the jack automatic Tensioning mechanism of the spacing of second cross beam and for the Bit andits control mechanism that a crossbeam is reinforced with the relative position of second cross beam；Described first crossbeam connect foundation pit support device to support or diagonal brace, purlin is fixing to be connected described second cross beam with enclosing of being resisted against foundation ditch border；Described displacement monitor is arranged on the bottom of first crossbeam and second cross beam, and described jack automatic Tensioning mechanism is arranged between first crossbeam and second cross beam；Described Bit andits control mechanism is provided with many group adjustment of displacement steel plates, and described adjustment of displacement steel plate assigns between jack automatic Tensioning mechanism and first crossbeam；Described displacement monitor electrically connects with jack automatic Tensioning mechanism.
Wherein, described displacement monitor includes two sensor firm bankings, displacement transducer agent set and displacement transducer gauge head, two sensor firm bankings are separately fixed on first crossbeam and second cross beam, and the two ends of institute's displacement sensors agent set are separately fixed on two sensor firm bankings；On institute's displacement sensors gauge head sensor firm banking installed therein, displacement transducer gauge head is positioned at the side of displacement transducer agent set.
Wherein, described Bit andits control mechanism includes container piece, convex shape push rod and many group adjustment of displacement steel plates；One end of described container piece is fixing with first crossbeam to be connected, and the other end is provided with through hole；Described jack automatic Tensioning mechanism is arranged in container piece, and the outfan of jack automatic Tensioning mechanism is fixing with the bar portion of convex shape push rod is connected, and the plate portion of convex shape push rod fixes with second cross beam and is connected；Described adjustment of displacement steel plate is provided with U-shaped draw-in groove, and adjustment of displacement steel plate is fixed on the bar portion of convex shape push rod to fill the space between first crossbeam and second cross beam by U-shaped draw-in groove.
Wherein, described Bit andits control mechanism is provided with many groups, and Duo Zu Bit andits control mechanism is equally spaced to be arranged between first crossbeam and second cross beam；Described jack automatic Tensioning mechanism includes multiple stage jack and synchronizes digital tension system；Described jack is arranged on inside the container piece of Bit andits control mechanism, and the outfan of jack is fixing with the bar portion of convex shape push rod to be connected；On the one hand described synchronization digital tension system electrically connects with displacement monitor, on the other hand electrically connects with jack.
The beneficial effects of the utility model are: compared to prior art, the equilibrant displacement control system of the foundation pit support device that this utility model provides, displacement monitor can monitor the distance change between first crossbeam and second cross beam, i.e. the total length change to support or angle brace, obtains displacement signal；Jack automatic controls, according to upper displacement signal, carries out shrinking or extend the distance change to compensate between first crossbeam and second cross beam；Meanwhile, Bit andits control mechanism, by the quantity of adjustment of displacement steel plate is increased or decreased, adjusts the total length of Bit andits control mechanism, reinforces a crossbeam with the relative position of second cross beam.Under the monitoring of displacement monitor, jack automatic controls constantly extends or shrinks, and coordinates the quantity increasing or reducing adjustment of displacement steel plate simultaneously, to realize reinforcing；Can ensure in the case of soil pressure is continually changing that the total length to support or angle brace is constant, can guarantee that the foundation ditch of any time is stable.
Accompanying drawing explanation
The structure chart of the equilibrant displacement control system of the foundation pit support device that Fig. 1 provides for this utility model.
Fig. 2 is the scheme of installation of displacement monitor of the present utility model；
Fig. 3 is the structure chart of displacement monitor of the present utility model；
Fig. 4 is the explosive view of Bit andits control mechanism of the present utility model；
Fig. 5 is the structure chart of Bit andits control mechanism of the present utility model.
Main element symbol description is as follows:
11, first crossbeam 12, second cross beam
13, displacement monitor 14, jack automatic Tensioning mechanism
15, Bit andits control mechanism 16, to support or diagonal brace
17, purlin 131, sensor firm banking are enclosed
132, displacement transducer agent set 133, displacement transducer gauge head
141, jack 142, synchronization digital tension system
151, container piece 152, convex shape push rod
153, adjustment of displacement steel plate.
Detailed description of the invention
In order to more clearly state the present invention, below in conjunction with the accompanying drawings the present invention is further described.
Refering to Fig. 1, the equilibrant displacement control system of foundation pit support device that this utility model provides, including first crossbeam 11, second cross beam 12, for monitoring displacement monitor 13 that first crossbeam 11 changes with the spacing of second cross beam 12, for adjusting the jack 1 automatic Tensioning mechanism 14 of first crossbeam 11 and the spacing of second cross beam 12 and for the Bit andits control mechanism 15 that a crossbeam is reinforced with the relative position of second cross beam 12；First crossbeam 11 connect foundation pit support device to support 16 or diagonal brace 16, purlin 17 is fixing to be connected second cross beam 12 with enclosing of being resisted against foundation ditch border；Displacement monitor 13 is arranged on first crossbeam 11 and the bottom of second cross beam 12, and jack 1 automatic Tensioning mechanism 14 is arranged between first crossbeam 11 and second cross beam 12；Bit andits control mechanism 15 is provided with many group adjustment of displacement steel plates 153, and adjustment of displacement steel plate 153 assigns between jack 1 automatic Tensioning mechanism 14 and first crossbeam 11；Displacement monitor 13 electrically connects with jack 1 automatic Tensioning mechanism 14.
Compared to prior art, the equilibrant displacement control system of the foundation pit support device that this utility model provides, displacement monitor 13 can monitor the distance change between first crossbeam 11 and second cross beam 12, and i.e. the total length change to support 16 or angle brace, obtains displacement signal；Jack 141 automatic controls, according to upper displacement signal, carries out shrinking or extend the distance change to compensate between first crossbeam 11 and second cross beam 12；Meanwhile, Bit andits control mechanism 15, by the quantity of adjustment of displacement steel plate 153 is increased or decreased, adjusts the total length of Bit andits control mechanism 15, reinforces a crossbeam with the relative position of second cross beam 12.
Specifically, when the temperature decreases, then displacement monitor 13 can monitor displacement decrement signal, jack 141 automatic controls extends according to this signal, compensate support 16 or the contracted length of angle brace, it is achieved the total length of support 16 is kept constant, now reduces adjustment of displacement steel plate 153；When the temperature increases, then displacement monitor 13 can monitor incremental displacement value signal, and automatic control system shortens according to this signal, offsets support 16 or the extended length of angle brace, realize support 16 or angle brace total length are kept constant, now increase adjustment of displacement steel plate 153.
Under the monitoring of displacement monitor 13, jack 141 automatic controls constantly extends or shrinks, and coordinates the quantity increasing or reducing adjustment of displacement steel plate 153 simultaneously, to realize reinforcing；Can ensure in the case of soil pressure is continually changing that the total length to support 16 or angle brace is constant, can guarantee that the foundation ditch of any time is stable.
Refering to Fig. 2 and Fig. 3, in the present embodiment, displacement monitor 13 includes two sensor firm bankings 131, displacement transducer agent set 132 and displacement transducer gauge head 133, two sensor firm bankings 131 are separately fixed on first crossbeam 11 and second cross beam 12, and the two ends of displacement transducer agent set 132 are separately fixed on two sensor firm bankings 131；On a displacement transducer gauge head 133 sensor firm banking 131 installed therein, displacement transducer gauge head 133 is positioned at the side of displacement transducer agent set 132.
Displacement transducer agent set 132 and displacement transducer gauge head 133 are arranged on bottom first crossbeam 11 and second cross beam 12 by sensor firm banking 131, and displacement transducer gauge head 133 can monitor the positional information of displacement transducer agent set 132.
Refering to Fig. 4 and Fig. 5, in the present embodiment, Bit andits control mechanism 15 includes container piece 151, convex shape push rod 152 and many group adjustment of displacement steel plates 153；One end of container piece 151 is fixing with first crossbeam 11 to be connected, and the other end is provided with through hole；Jack 1 automatic Tensioning mechanism 14 is arranged in container piece 151, and the outfan of jack 1 automatic Tensioning mechanism 14 is fixing with the bar portion of convex shape push rod 152 is connected, and the plate portion of convex shape push rod 152 fixes with second cross beam 12 and is connected；Adjustment of displacement steel plate 153 is provided with U-shaped draw-in groove, and adjustment of displacement steel plate 153 is fixed on the bar portion of convex shape push rod 152 to fill the space between first crossbeam 11 and second cross beam 12 by U-shaped draw-in groove.
Specifically, Bit andits control mechanism 15 is provided with many groups, and Duo Zu Bit andits control mechanism 15 is equally spaced to be arranged between first crossbeam 11 and second cross beam 12；Jack 1 automatic Tensioning mechanism 14 includes multiple stage jack 141 and synchronizes digital tension system 142；The container piece 151 that jack 141 is arranged on Bit andits control mechanism 15 is internal, and the outfan of jack 141 is fixing with the bar portion of convex shape push rod 152 to be connected；Synchronize digital tension system 142 1 aspect to electrically connect with displacement monitor 13, on the other hand electrically connect with jack 141.
Convex shape push rod 152 has bar portion and plate portion to constitute, and wherein plate portion is used for connecting second cross beam 12, it is possible to ensure bonding strength, and bar portion is connected with the outfan of jack 141, facilitates fixed displacement to adjust steel plate 153；Adjustment of displacement steel plate 153 is fixed on the bar portion of convex shape push rod 152 by U-shaped draw-in groove, has the advantage that dismounting is simple and convenient；Bit andits control mechanism 15 is provided with many groups and is equally spaced, beneficially first crossbeam 11 and the uniform stressed of second cross beam 12, it is ensured that the two will not occur relative tilt.
These are only preferred implementation of the present utility model; it should be pointed out that, for those skilled in the art, on the premise of without departing from this utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (4)
1. the equilibrant displacement control system of a foundation pit support device, it is characterized in that, including first crossbeam, second cross beam, for monitoring displacement monitor that first crossbeam changes with the spacing of second cross beam, for adjusting first crossbeam and the jack automatic Tensioning mechanism of the spacing of second cross beam and for the Bit andits control mechanism that a crossbeam is reinforced with the relative position of second cross beam；Described first crossbeam connect foundation pit support device to support or diagonal brace, purlin is fixing to be connected described second cross beam with enclosing of being resisted against foundation ditch border；Described displacement monitor is arranged on the bottom of first crossbeam and second cross beam, and described jack automatic Tensioning mechanism is arranged between first crossbeam and second cross beam；Described Bit andits control mechanism is provided with many group adjustment of displacement steel plates, and described adjustment of displacement steel plate assigns between jack automatic Tensioning mechanism and first crossbeam；Described displacement monitor electrically connects with jack automatic Tensioning mechanism.
The equilibrant displacement control system of foundation pit support device the most according to claim 1, it is characterized in that, described displacement monitor includes two sensor firm bankings, displacement transducer agent set and displacement transducer gauge head, two sensor firm bankings are separately fixed on first crossbeam and second cross beam, and the two ends of institute's displacement sensors agent set are separately fixed on two sensor firm bankings；On institute's displacement sensors gauge head sensor firm banking installed therein, displacement transducer gauge head is positioned at the side of displacement transducer agent set.
The equilibrant displacement control system of foundation pit support device the most according to claim 1, it is characterised in that described Bit andits control mechanism includes container piece, convex shape push rod and many group adjustment of displacement steel plates；One end of described container piece is fixing with first crossbeam to be connected, and the other end is provided with through hole；Described jack automatic Tensioning mechanism is arranged in container piece, and the outfan of jack automatic Tensioning mechanism is fixing with the bar portion of convex shape push rod is connected, and the plate portion of convex shape push rod fixes with second cross beam and is connected；Described adjustment of displacement steel plate is provided with U-shaped draw-in groove, and adjustment of displacement steel plate is fixed on the bar portion of convex shape push rod to fill the space between first crossbeam and second cross beam by U-shaped draw-in groove.
The equilibrant displacement control system of foundation pit support device the most according to claim 3, it is characterised in that described Bit andits control mechanism is provided with many groups, Duo Zu Bit andits control mechanism is equally spaced to be arranged between first crossbeam and second cross beam；Described jack automatic Tensioning mechanism includes multiple stage jack and synchronizes digital tension system；Described jack is arranged on inside the container piece of Bit andits control mechanism, and the outfan of jack is fixing with the bar portion of convex shape push rod to be connected；On the one hand described synchronization digital tension system electrically connects with displacement monitor, on the other hand electrically connects with jack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520916209.2U CN205421269U (en) | 2015-11-16 | 2015-11-16 | Equilibrant displacement control system of excavation supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520916209.2U CN205421269U (en) | 2015-11-16 | 2015-11-16 | Equilibrant displacement control system of excavation supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205421269U true CN205421269U (en) | 2016-08-03 |
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ID=56534904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520916209.2U Expired - Fee Related CN205421269U (en) | 2015-11-16 | 2015-11-16 | Equilibrant displacement control system of excavation supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205421269U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723461A (en) * | 2019-03-20 | 2019-05-07 | 济宁学院 | A kind of coal mine tunnel suspension device |
| CN111335323A (en) * | 2018-12-19 | 2020-06-26 | 上海勘察设计研究院(集团)有限公司 | Hydraulic or pneumatic displacement servo type combined enclosure structure and construction method thereof |
| CN114737573A (en) * | 2022-05-20 | 2022-07-12 | 中建二局第二建筑工程有限公司 | Deep foundation pit engineering main building area rear-dismantling support structure and construction method |
-
2015
- 2015-11-16 CN CN201520916209.2U patent/CN205421269U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335323A (en) * | 2018-12-19 | 2020-06-26 | 上海勘察设计研究院(集团)有限公司 | Hydraulic or pneumatic displacement servo type combined enclosure structure and construction method thereof |
| CN109723461A (en) * | 2019-03-20 | 2019-05-07 | 济宁学院 | A kind of coal mine tunnel suspension device |
| CN114737573A (en) * | 2022-05-20 | 2022-07-12 | 中建二局第二建筑工程有限公司 | Deep foundation pit engineering main building area rear-dismantling support structure and construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160803 Termination date: 20171116 |