CN213682133U - Foundation pit collapse prevention supporting device - Google Patents
Foundation pit collapse prevention supporting device Download PDFInfo
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- CN213682133U CN213682133U CN202022222074.3U CN202022222074U CN213682133U CN 213682133 U CN213682133 U CN 213682133U CN 202022222074 U CN202022222074 U CN 202022222074U CN 213682133 U CN213682133 U CN 213682133U
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- handed threads
- support
- foundation pit
- articulated
- screw rod
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Abstract
The utility model discloses a strutting arrangement that sinks is prevented to foundation ditch, include: a support cylinder; supporting the guard plate; the power output end of the driving motor penetrates through the support cylinder and is fixedly connected with a threaded lead screw, the surface of the outer wall of the threaded lead screw is provided with left-handed threads and right-handed threads, the left-handed threads and the right-handed threads are respectively provided with two groups, a first sliding nut is slidably mounted on the left-handed threads outside the threaded lead screw, and a second sliding nut is slidably mounted on the right-handed threads outside the threaded lead screw; the utility model discloses a driving motor of installation can support a backplate and support at foundation ditch inner wall surface, plays good supporting role, also adjusts the support dynamics through the displacement of control backplate simultaneously, and convenient operation is swift, and the people of not only being convenient for still is convenient for the dismantlement in later stage to the device's installation, has very good practicality.
Description
Technical Field
The utility model relates to a technical field that sinks is prevented to the foundation ditch specifically is a strutting arrangement prevents subsiding of foundation ditch.
Background
The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and by combining the conditions of buildings nearby the site, waterproof drainage work is performed, a side slope placing method can be used for people who do not excavate deeply, so that the soil slope is stable, the gradient size is determined according to relevant construction regulations, people who excavate deeply and nearby buildings can use a foundation pit wall supporting method and a concrete spraying wall protecting method, and large foundation pits even adopt methods such as interlocking of underground continuous walls and columnar bored piles and the like to prevent the outside soil layer from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold areas, natural cold air freezing method excavation and the like can be adopted, and in order to ensure the safety of underground structure construction and the surrounding environment of the foundation pit, supporting, reinforcing and protecting measures are needed to be adopted on the side wall of the foundation pit and the surrounding environment.
However, the traditional supporting structure at present adopts simple horizontal support or steel pipe support frame and other structures, and the installation is troublesome, and the construction cycle is long, and the support dynamics can not be adjusted, and it is inconvenient to dismantle, causes the construction cycle to be long.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strutting arrangement prevents collapsing of foundation ditch to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a foundation pit collapse prevention supporting device comprises:
a support cylinder;
supporting the guard plate;
the power output end of the driving motor penetrates through the support cylinder and is fixedly connected with a threaded lead screw, the surface of the outer wall of the threaded lead screw is provided with left-handed threads and right-handed threads, the left-handed threads and the right-handed threads are respectively provided with two groups, a first sliding nut is slidably mounted on the left-handed threads outside the threaded lead screw, and a second sliding nut is slidably mounted on the right-handed threads outside the threaded lead screw;
the driving motor is fixedly installed on the top end surface of the supporting cylinder through a bolt.
Preferably, first slip nut both ends have first articulated mast through first articulated seat hinged joint, second slip nut both ends have the second articulated mast through first articulated seat hinged joint, first articulated mast and second articulated mast one end have the connecting seat through the articulated seat hinged joint of second, fixed connection between connecting seat and the supporting plate.
Preferably, the method further comprises the following steps:
a partition plate;
a base;
the baffle is fixedly arranged at the middle end inside the supporting cylinder, and the base is fixedly arranged on the surface of the bottom end of the supporting cylinder.
Preferably, the supporting cylinder is provided with a plurality of sliding grooves in the outer wall surface, and the first hinge seat penetrates through the sliding grooves and extends to the outside of the supporting cylinder.
Preferably, the left-hand threads and the right-hand threads are distributed on the surface of the threaded screw rod in an alternating mode.
Preferably, the threaded screw rod is rotatably connected with the bottom end inside the supporting cylinder through a bearing seat.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a driving motor who installs, in the time of the actual use, driving motor corotation, then can drive the screw lead screw clockwise rotation, can drive first slip nut and second slip nut and move near each other, then can drive first hinge rod and second hinge rod and move, also can promote the connecting seat to move to the outside simultaneously, then can support the backplate on foundation ditch inner wall surface, can play good supporting role, also adjust the support dynamics through the displacement distance of control backplate simultaneously, when dismantling the backplate, driving motor reversal, then can drive the screw lead screw anticlockwise rotation, can drive first slip nut and second slip nut and move far away from each other, then can stimulate the connecting seat to move to the inside, keep away from the backplate foundation ditch inner wall, convenient operation is swift, not only be convenient for people's installation to the device, still be convenient for later stage's dismantlement, has very good practicability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the contraction structure of the present invention;
fig. 3 is a schematic structural view of the first hinge rod and the second hinge rod of the present invention.
In the figure: 10-a support cylinder; 11-a chute; 20-supporting guard plates; 30-a drive motor; 31-a threaded screw rod; 32-a first slip nut; 33-a first articulated seat; 34-a second slip nut; 35-left-handed thread; 36-right-hand threads; 40-a first articulation bar; 41-a second articulated seat; 42-a second hinge lever; 50-a connecting seat; 60-a separator; 70-base.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a foundation pit collapse prevention supporting device comprises: a support cylinder 10, a support plate 20 and a driving motor 30.
Further, the inside of the support cylinder 10 is a hollow structure, and the support cylinder 10 is a cylindrical structure.
Further, the supporting plate 20 has an L-shaped structure.
Wherein, driving motor 30 power take off end runs through a support section of thick bamboo 10 and fixedly connected with screw lead screw 31, left-handed screw 35 and right-handed screw 36 have been seted up on screw lead screw 31 outer wall surface, left-handed screw 35 and right-handed screw 36 all are equipped with two sets ofly, slidable mounting has first slip nut 32 on the outside left-handed screw 35 of screw lead screw 31, slidable mounting has second slip nut 34 on the outside right-handed screw 36 of screw lead screw 31.
Further, the driving motor 30 rotates clockwise to drive the threaded lead screw 31 to rotate clockwise, so as to drive the first sliding nut 32 and the second sliding nut 34 to move close to each other, so as to drive the first hinge rod 40 and the second hinge rod 42 to move, and simultaneously push the connecting seat 50 to move outwards, so as to support the supporting plate 20 against the surface of the inner wall of the foundation pit, so as to play a good supporting role, and simultaneously adjust the supporting force by controlling the moving distance of the supporting plate 20, when the supporting plate 20 is detached, the driving motor 30 rotates reversely, so as to drive the threaded lead screw 31 to rotate counterclockwise, so as to drive the first sliding nut 32 and the second sliding nut 34 to move away from each other, so as to pull the connecting seat 50 to move inwards, so as to keep the supporting plate 20 away from the inner wall of the foundation pit, so that the operation is convenient and fast, not only is convenient for people to install the device, but also is convenient for, has very good practicability.
Wherein, the driving motor 30 is fixedly mounted on the top end surface of the supporting cylinder 10 by bolts.
Further, the driving motor 30 is connected to an external power source and is controlled by a switch.
Wherein, first slip nut 32 both ends have first articulated pole 40 through first articulated seat 33 hinged joint, second slip nut 34 both ends have second articulated pole 42 through first articulated seat 33 hinged joint, first articulated pole 40 and second articulated pole 42 one end have connecting seat 50 through second articulated seat 41 hinged joint, fixed connection between connecting seat 50 and the supporting plate 20.
Further, when the first sliding nut 32 and the second sliding nut 34 move toward or away from each other, the first hinge rod 40 and the second hinge rod 42 also move toward or away from each other, so as to change the lateral position of the connecting seat 50, and abut and support the supporting plate 20.
Wherein, still include: a baffle 60 and a base 70.
Further, the base 70 can support and fix the support cylinder 10.
The partition plate 60 is fixedly installed at the middle end inside the support cylinder 10, and the base 70 is fixedly installed on the bottom end surface of the support cylinder 10.
Wherein, a spout 11 has been seted up on the outer wall surface of a support section of thick bamboo 10, and spout 11 is equipped with a plurality ofly, first articulated seat 33 runs through spout 11 and extends to a support section of thick bamboo 10 outside.
Further, the first hinge base 33 can move up and down along the slide groove 11.
Wherein, the left-hand threads 35 and the right-hand threads 36 are distributed on the surface of the threaded screw rod 31 in an interlaced way.
Wherein, the threaded screw rod 31 is rotatably connected with the bottom end inside the support cylinder 10 through a bearing seat.
Further, the stability of the screw rod 31 in rotation can be ensured.
The working principle is as follows: when using, put into the foundation ditch with a support section of thick bamboo 10, then fix base 70 subaerial, driving motor 30 corotation, then can drive screw lead screw 31 clockwise, can drive first slip nut 32 and second slip nut 34 and be close to the removal each other, then can drive first articulated rod 40 and second articulated rod 42 and move, also can promote connecting seat 50 and move to the outside simultaneously, then can support supporting plate 20 at foundation ditch inner wall surface, can play good supporting role, also adjust the support dynamics through the displacement distance of control supporting plate 20 simultaneously, when dismantling supporting plate 20, driving motor 30 reversal, then can drive screw lead screw 31 anticlockwise rotation, can drive first slip nut 32 and second slip nut 34 and keep away from the removal each other, then can stimulate connecting seat 50 removal to the inboard, keep away from the foundation ditch inner wall with supporting plate 20.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a strutting arrangement that collapses is prevented to foundation ditch, its characterized in that includes:
a support cylinder (10);
a backup plate (20);
the power output end of the driving motor (30) penetrates through the supporting cylinder (10) and is fixedly connected with a threaded screw rod (31), the surface of the outer wall of the threaded screw rod (31) is provided with left-handed threads (35) and right-handed threads (36), the left-handed threads (35) and the right-handed threads (36) are respectively provided with two groups, a first sliding nut (32) is slidably installed on the left-handed threads (35) outside the threaded screw rod (31), and a second sliding nut (34) is slidably installed on the right-handed threads (36) outside the threaded screw rod (31);
the driving motor (30) is fixedly mounted on the top end surface of the supporting cylinder (10) through bolts.
2. The foundation pit collapse prevention supporting device as claimed in claim 1, wherein: first slip nut (32) both ends have first articulated pole (40) through first articulated seat (33) hinged joint, second slip nut (34) both ends have second articulated pole (42) through first articulated seat (33) hinged joint, first articulated pole (40) and second articulated pole (42) one end have connecting seat (50) through second articulated seat (41) hinged joint, fixed connection between connecting seat (50) and a backplate (20).
3. The foundation pit collapse prevention supporting device as claimed in claim 1, further comprising:
a partition plate (60);
a base (70);
the partition plate (60) is fixedly arranged at the middle end inside the supporting cylinder (10), and the base (70) is fixedly arranged on the surface of the bottom end of the supporting cylinder (10).
4. The foundation pit collapse prevention supporting device as claimed in claim 2, wherein: support a section of thick bamboo (10) outer wall surface and seted up spout (11), and spout (11) are equipped with a plurality ofly, first articulated seat (33) run through spout (11) and extend to support a section of thick bamboo (10) outside.
5. The foundation pit collapse prevention supporting device as claimed in claim 1, wherein: the left-handed threads (35) and the right-handed threads (36) are alternately and alternately distributed on the surface of the threaded screw rod (31).
6. The foundation pit collapse prevention supporting device as claimed in claim 1, wherein: the threaded screw rod (31) is rotatably connected with the bottom end inside the supporting cylinder (10) through a bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222074.3U CN213682133U (en) | 2020-09-30 | 2020-09-30 | Foundation pit collapse prevention supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022222074.3U CN213682133U (en) | 2020-09-30 | 2020-09-30 | Foundation pit collapse prevention supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213682133U true CN213682133U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022222074.3U Active CN213682133U (en) | 2020-09-30 | 2020-09-30 | Foundation pit collapse prevention supporting device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431052A (en) * | 2021-07-22 | 2021-09-24 | 吁伟 | Foundation pit prestress steel supporting system |
| CN114016517A (en) * | 2021-11-25 | 2022-02-08 | 中铁十四局集团大盾构工程有限公司 | Supporting device for foundation pit side wall and supporting method thereof |
| CN114150676A (en) * | 2021-12-14 | 2022-03-08 | 中铁城投工程技术有限公司 | Urban construction foundation pit reinforcing system |
| CN114658005A (en) * | 2022-04-13 | 2022-06-24 | 舜元建设(集团)有限公司 | Foundation pit purlin supporting device |
| CN114775628A (en) * | 2022-04-01 | 2022-07-22 | 北京首钢建设集团有限公司 | Foundation pit supporting system and method |
-
2020
- 2020-09-30 CN CN202022222074.3U patent/CN213682133U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431052A (en) * | 2021-07-22 | 2021-09-24 | 吁伟 | Foundation pit prestress steel supporting system |
| CN114016517A (en) * | 2021-11-25 | 2022-02-08 | 中铁十四局集团大盾构工程有限公司 | Supporting device for foundation pit side wall and supporting method thereof |
| CN114016517B (en) * | 2021-11-25 | 2022-09-20 | 中铁十四局集团大盾构工程有限公司 | Supporting device for foundation pit side wall and supporting method thereof |
| CN114150676A (en) * | 2021-12-14 | 2022-03-08 | 中铁城投工程技术有限公司 | Urban construction foundation pit reinforcing system |
| CN114775628A (en) * | 2022-04-01 | 2022-07-22 | 北京首钢建设集团有限公司 | Foundation pit supporting system and method |
| CN114658005A (en) * | 2022-04-13 | 2022-06-24 | 舜元建设(集团)有限公司 | Foundation pit purlin supporting device |
| CN114658005B (en) * | 2022-04-13 | 2023-10-13 | 舜元建设(集团)有限公司 | Foundation pit enclosing purlin supporting device |
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