CN220521356U - Good foundation ditch excavation strutting arrangement of stability - Google Patents
Good foundation ditch excavation strutting arrangement of stability Download PDFInfo
- Publication number
- CN220521356U CN220521356U CN202322270907.7U CN202322270907U CN220521356U CN 220521356 U CN220521356 U CN 220521356U CN 202322270907 U CN202322270907 U CN 202322270907U CN 220521356 U CN220521356 U CN 220521356U
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- supporting
- wall
- foundation pit
- fender
- base
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- 238000009412 basement excavation Methods 0.000 title claims abstract description 24
- 230000008093 supporting effect Effects 0.000 claims abstract description 67
- 238000010276 construction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000011111 cardboard Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to the technical field of supporting devices, and discloses a foundation pit excavation supporting device with good stability, which comprises a base, a first fender and a second fender, wherein one side of the second fender is provided with a supporting component, the supporting component comprises a symmetrical fixed block fixedly connected with the upper end of one side of the second fender, sliding rods are respectively and rotatably connected in the fixed blocks, the lower ends of the sliding rods are slidably connected with a loop bar, the upper ends of the outer walls of the loop bars are penetrated with limit bolts, the limit bolts are in threaded connection with the loop bars, one ends of the limit bolts are propped against the outer walls of the sliding rods, and the four corners of the bottom of the base are respectively provided with a grounding component; this kind of foundation ditch excavation strutting arrangement that stability is good, earlier fix the base in the foundation ditch bottom, with the length adjustment back of slide bar and cover pole, screw up stop bolt, insert ground with the lower extreme of cover pole, through the grounding component that the base bottom set up, can make the device more firm with the connection on ground for the device stability is higher when using.
Description
Technical Field
The utility model relates to the technical field of supporting devices, in particular to a foundation pit excavation supporting device with good stability.
Background
With the development of building technology and the continuous development of urban underground space, deep foundation pit engineering is more and more; when a plurality of deep foundation pit engineering is constructed, the conditions of large plane size, complex geological conditions and strict deformation control are frequently met, and engineering practice shows that when the deep foundation pit is excavated, factors such as foundation pit supporting safety level, geological conditions, foundation pit depth, surrounding environment, foundation pit plane size and shape, construction site conditions and the like are considered, foundation pit supporting forms and construction processes are analyzed from the technical and economic angles, and the foundation pit supporting is a supporting, reinforcing and protecting measure adopted for the side wall of a foundation pit and the surrounding environment in order to ensure the safety of underground structure construction and the surrounding environment of the foundation pit; the common supporting modes mainly comprise: plate type, channel steel, steel sheet pile support, diaphragm wall support, bored pile, miniature pile and stirring pile support, the traditional support structure has poor support stabilizing effect, the height of the mud guard cannot be adjusted, foundation pits with different heights cannot be supported, and the practicability is poor;
among the prior art, like patent number CN212772398U has proposed a foundation ditch excavation strutting arrangement for civil engineering, this technical scheme discloses a foundation ditch excavation strutting arrangement for civil engineering, including bottom plate and first fender, the left side at bottom plate top and the bottom fixed connection of first fender, the front on first fender right side and the equal fixedly connected with L type cardboard in back, sliding connection has the second fender between two L type cardboards, the front at bottom plate top and the back all rotate through the pivot and are connected with the telescopic link, the output of two telescopic links all rotates through pivot and second fender to be connected, this technical scheme relates to civil engineering technical field. According to the foundation pit excavation supporting device for civil construction, the second mud guard slides up and down in the sliding groove, so that the height of the mud guard is convenient to adjust, foundation pits with different heights are supported, the application range is wide, the telescopic rod stretches correspondingly to adapt to the supporting of the second mud guard at different heights while adjusting the height of the second mud guard, the supporting effect is better, the safety is higher, and the application range is further improved;
however, when the device is used, the first mud guard and the second mud guard are supported by the telescopic rods, so that the stability of the supporting device is poor when the device is used, the device can be damaged after long-time use, and even certain potential safety hazards can exist.
For solving the above-mentioned problem, propose a foundation ditch excavation strutting arrangement that stability is good in this application.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the foundation pit excavation supporting device with good stability, which at least solves one of the problems of the background art, so that the stability of the foundation pit excavation supporting device is better.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a foundation ditch excavation strutting arrangement that stability is good, the on-line screen storage device comprises a base, first fender and second fender, one side of second fender is provided with supporting component, supporting component includes the upper end fixedly connected with symmetry of second fender one side, all rotate in the fixed block and be connected with the slide bar, the lower extreme sliding connection of slide bar has the loop bar, the outer wall upper end of loop bar runs through there is stop bolt, threaded connection between stop bolt and the loop bar, stop bolt's one end offsets with the outer wall of slide bar and sets up, four corners of base bottom all are provided with grounding component.
Preferably, the grounding assembly comprises four corners at the bottom of the base, the sliding cavity is formed in the sliding cavity, supporting feet are connected in a sliding mode, the lower ends of the supporting feet extend out of the base, threaded sleeves are sleeved on the outer walls of the supporting feet, the supporting feet are connected with the threaded sleeves in a threaded mode, and the upper ends of the threaded sleeves are connected with the base in a rotating mode.
Preferably, the lower end of one side of the second mud guard is fixedly connected with symmetrical clamping blocks, and clamping grooves matched with the loop bars are formed in the clamping blocks.
Preferably, the outer wall of the slide bar is provided with a groove matched with the limit bolt.
Preferably, the upper end of the outer wall of the supporting leg is fixedly connected with a guide block, and the inner wall of the sliding cavity is provided with a guide groove matched with the guide block.
Preferably, the lower ends of the loop bar and the supporting legs are arranged in a conical shape.
Preferably, one end of the limit bolt is fixedly connected with a foreign nut, and an anti-slip sleeve is sleeved on the outer wall of the foreign nut.
Preferably, the number of the grooves is a plurality, and the grooves are distributed on the outer wall of the sliding rod at equal intervals in a linear array.
Preferably, the number of the guide blocks is two, and the guide blocks are symmetrically arranged at the upper ends of the outer walls of the supporting feet.
Preferably, the outer wall of the threaded sleeve is provided with anti-skid threads.
Compared with the prior art, the utility model has the following beneficial effects:
this kind of foundation ditch excavation strutting arrangement that stability is good, fix the base in the foundation ditch bottom earlier, adjust the second fender to suitable height back, rotate slide bar and loop bar, and unscrew stop bolt, make the slide bar slide on the loop bar, after the length adjustment of slide bar and loop bar is suitable, screw up stop bolt, insert ground with the lower extreme of loop bar, make slide bar and loop bar play better supporting role to first fender and second fender, through the grounding component that the base bottom set up, can make the device more firm with the connection on ground, and then make the device stability higher when using.
Drawings
FIG. 1 is a schematic perspective view of the whole structure of the present utility model;
FIG. 2 is a schematic view of the overall perspective structure of the sliding rod, the loop rod and the support legs of the present utility model after being received;
FIG. 3 is a schematic view of a partially enlarged cross-sectional structure of the present utility model;
FIG. 4 is a schematic view of the overall three-dimensional structure of the support leg of the present utility model with the support leg removed;
fig. 5 is an enlarged schematic view of the structure of fig. 1 a according to the present utility model.
In the figure: 1. a base; 2. a first fender; 3. a second fender; 4. a fixed block; 5. a slide bar; 6. a loop bar; 7. a sliding cavity; 8. supporting feet; 9. a threaded sleeve; 10. a guide block; 11. a guide groove; 12. a limit bolt; 13. a groove; 14. a clamping block; 15. a clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, a foundation pit excavation supporting device with good stability comprises a base 1, a first mud guard 2 and a second mud guard 3, wherein a supporting component is arranged on one side of the second mud guard 3, the supporting component comprises a fixed block 4 fixedly connected with the upper end of one side of the second mud guard 3, a sliding rod 5 is rotatably connected in the fixed block 4, a sleeve rod 6 is slidably connected at the lower end of the sliding rod 5, a limit bolt 12 penetrates through the upper end of the outer wall of the sleeve rod 6, a thread is connected between the limit bolt 12 and the sleeve rod 6, one end of the limit bolt 12 is propped against the outer wall of the sliding rod 5, and grounding components are arranged at four corners of the bottom of the base 1.
Specific working principle and implementation mode: according to the prior art of the patent number CN212772398U, the supporting device can be obtained to support the first mud guard 2 and the second mud guard 3 only through the telescopic rod when in use, so that the supporting device is poor in stability when in use, the device can be damaged after long-time use, and even certain potential safety hazards exist; accordingly, there are technical problems mentioned in the background art; the scheme can solve the problems; when constructor uses this strutting arrangement, fix base 1 in the foundation ditch bottom earlier, adjust second fender 3 to suitable height after, rotate slide bar 5 and loop bar 6, and unscrew limit bolt 12, make slide bar 5 slide on loop bar 6, adjust suitable back when slide bar 5 and loop bar 6's length, screw up limit bolt 12, insert ground with the lower extreme of loop bar 6, make slide bar 5 and loop bar 6 play better supporting role to first fender 2 and second fender 3, through the grounding component that base 1 bottom set up, can make the device more firm with the connection on ground, and then make the device stability higher when using.
As shown in fig. 3 and 4, the grounding component comprises four corners at the bottom of the base 1, the sliding cavity 7 is formed in each corner, the supporting leg 8 is slidably connected in the sliding cavity 7, the lower end of the supporting leg 8 extends out of the base 1, the threaded sleeve 9 is sleeved on the outer wall of the supporting leg 8, the supporting leg 8 is in threaded connection with the threaded sleeve 9, the upper end of the threaded sleeve 9 is rotationally connected with the base 1.
As shown in fig. 1, the lower end of one side of the second mud guard 3 is fixedly connected with a symmetrical clamping block 14, a clamping groove 15 matched with the loop bar 6 is formed in the clamping block 14, the device can store the sliding rod 5 and the loop bar 6 when the device is not needed, the clamping block 14 arranged on the second mud guard 3 is used, the clamping groove 15 is formed in the clamping block 14, and constructors can clamp the loop bar 6 into the clamping groove 15, so that people can store the device more conveniently.
As shown in fig. 1, the outer wall of the slide bar 5 is provided with a groove 13 matched with the limit bolt 12, when the device is used, a worker needs to adjust the lengths of the slide bar 5 and the loop bar 6, and after the length is properly adjusted, the limit bolt 12 is screwed down, so that one end of the limit bolt is abutted against the inner wall of the groove 13 on the outer wall of the slide bar 5, and the stability of the device during operation is further improved.
As shown in fig. 3 and 4, the upper end of the outer wall of the supporting leg 8 is fixedly connected with a guide block 10, the inner wall of the sliding cavity 7 is provided with a guide groove 11 matched with the guide block 10, and the supporting leg 8 can be limited and guided by the guide block 10 arranged at the upper end of the outer wall of the supporting leg 8 and the guide groove 11 arranged on the inner wall of the sliding cavity 7 in the up-and-down moving process of the supporting leg 8, so that the supporting leg 8 can only move in the vertical direction.
As shown in fig. 1, the lower ends of the loop bar 6 and the supporting leg 8 are both tapered, and when the device is used, the lower ends of the loop bar 6 and the supporting leg 8 are tapered, so that the lower ends of the loop bar 6 and the supporting leg 8 can be inserted into the bottom of a foundation pit, thereby further improving the stability of the device.
As shown in fig. 1 and 5, one end of the limit bolt 12 is fixedly connected with a foreign nut, an anti-slip sleeve is sleeved on the outer wall of the foreign nut, the foreign nut arranged at one end of the limit bolt 12 is used for enabling the limit bolt 12 to rotate by rotating the foreign nut, no tool is needed, people can rotate the limit bolt 12 more easily, and the friction between hands of people and the foreign nut can be effectively increased and prevented from slipping by the anti-slip sleeve sleeved on the outer wall of the foreign nut.
As shown in fig. 1, the number of the grooves 13 is multiple, and the grooves 13 are distributed on the outer wall of the sliding rod 5 at equal intervals in a linear array, so that the stability of the device can be effectively improved by arranging the grooves 13 on the sliding rod 5, and the adjusting range of the lengths of the sliding rod 5 and the loop rod 6 can be effectively improved by arranging the number of the grooves 13 into multiple, so that the practicability of the device is effectively improved.
As shown in fig. 3, the number of the guide blocks 10 is two, and the guide blocks 10 are symmetrically arranged at the upper end of the outer wall of the supporting leg 8, so that the stability of the supporting leg 8 in the up-and-down movement process is higher by arranging the number of the guide blocks 10 to be two.
As shown in fig. 1, the outer wall of the threaded sleeve 9 is provided with anti-slip patterns, constructors can make the supporting legs 8 move up and down by rotating the threaded sleeve 9, and the friction force between hands of the constructors and the threaded sleeve 9 can be effectively increased by the anti-slip patterns provided on the outer wall of the threaded sleeve 9, so that the hands of the constructors are prevented from slipping.
The foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a foundation ditch excavation strutting arrangement that stability is good, including base (1), first fender (2) and second fender (3), one side of its characterized in that, one side of second fender (3) is provided with supporting component, supporting component includes fixed block (4) of the upper end fixedly connected with symmetry of second fender (3) one side, all rotate in fixed block (4) and be connected with slide bar (5), the lower extreme sliding connection of slide bar (5) has loop bar (6), the outer wall upper end of loop bar (6) runs through there is spacing bolt (12), threaded connection between spacing bolt (12) and loop bar (6), the one end of spacing bolt (12) offsets with the outer wall of slide bar (5) and sets up, four corners of base (1) bottom all are provided with grounding assembly.
2. The foundation pit excavation supporting apparatus of claim 1, wherein: the grounding assembly comprises four corners at the bottom of a base (1), sliding cavities (7) are formed in the four corners, supporting legs (8) are connected to the sliding cavities (7) in a sliding mode, the lower ends of the supporting legs (8) extend out of the base (1), threaded sleeves (9) are sleeved on the outer walls of the supporting legs (8), the supporting legs (8) are connected with the threaded sleeves (9) in a threaded mode, and the upper ends of the threaded sleeves (9) are connected with the base (1) in a rotating mode.
3. The foundation pit excavation supporting apparatus of claim 1, wherein: the lower end of one side of the second mud guard (3) is fixedly connected with a symmetrical clamping block (14), and a clamping groove (15) matched with the loop bar (6) is formed in the clamping block (14).
4. The foundation pit excavation supporting apparatus of claim 1, wherein: the outer wall of the slide bar (5) is provided with a groove (13) matched with the limit bolt (12).
5. The foundation pit excavation supporting apparatus of claim 2, wherein: the upper end of the outer wall of the supporting leg (8) is fixedly connected with a guide block (10), and a guide groove (11) matched with the guide block (10) is formed in the inner wall of the sliding cavity (7).
6. The foundation pit excavation supporting apparatus of claim 2, wherein: the lower ends of the loop bar (6) and the supporting legs (8) are both in conical arrangement.
7. The foundation pit excavation supporting apparatus of claim 1, wherein: one end of the limit bolt (12) is fixedly connected with a foreign nut, and the outer wall of the foreign nut is sleeved with an anti-skid sleeve.
8. The foundation pit excavation supporting apparatus of claim 4, wherein: the number of the grooves (13) is a plurality, and the grooves are distributed on the outer wall of the sliding rod (5) in a linear array at equal intervals.
9. The foundation pit excavation supporting apparatus of claim 5, wherein: the number of the guide blocks (10) is two, and the guide blocks are symmetrically arranged at the upper ends of the outer walls of the supporting feet (8).
10. The foundation pit excavation supporting apparatus of claim 2, wherein: the outer wall of the threaded sleeve (9) is provided with anti-skid patterns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322270907.7U CN220521356U (en) | 2023-08-22 | 2023-08-22 | Good foundation ditch excavation strutting arrangement of stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322270907.7U CN220521356U (en) | 2023-08-22 | 2023-08-22 | Good foundation ditch excavation strutting arrangement of stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220521356U true CN220521356U (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322270907.7U Active CN220521356U (en) | 2023-08-22 | 2023-08-22 | Good foundation ditch excavation strutting arrangement of stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220521356U (en) |
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2023
- 2023-08-22 CN CN202322270907.7U patent/CN220521356U/en active Active
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