CN213683493U

CN213683493U - Foundation pit protection device

Info

Publication number: CN213683493U
Application number: CN202021871970.6U
Authority: CN
Inventors: 徐元飞; 江洪
Original assignee: Shenzhen Runchen Construction Development Co Ltd
Current assignee: Shenzhen Runchen Construction Development Co Ltd
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-07-13
Anticipated expiration: 2030-08-29

Abstract

The utility model relates to a foundation pit protection device, which comprises a telescopic guard rail and two mounting rods, wherein the two mounting rods can be detachably connected with two sides of the guard rail in the vertical direction; the guard rail comprises a fixed rod, a plurality of sleeve rods which are connected with the fixed rod in a sliding manner, and a plurality of movable rods which are matched with the sleeve rods in a sliding manner, wherein the sleeve rods and the movable rods are arranged at intervals in a crossed manner; the equal fixedly connected with sliding sleeve in activity pole length direction both ends, sliding sleeve cavity sets up, cup joints the equal fixedly connected with sliding shaft in pole length direction both ends, and sliding shaft length direction's both ends are used for sliding connection in sliding sleeve, and the slip direction of sliding shaft is the horizontal direction. The utility model discloses have the effect that can improve the great transportation problem of accomodating of being not convenient for of guardrail volume.

Description

Foundation pit protection device

Technical Field

The utility model belongs to the technical field of the technique of foundation ditch and specifically relates to a foundation ditch protector is related to.

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. Preceding, current foundation ditch, at the in-process of excavating the use, can take place landslide phenomenon such as collapse to can cause danger to foundation ditch inside, so need carry out safety protection to the foundation ditch. The protection of the foundation pit is to protect the periphery of the foundation pit in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit.

Reference publication is CN 208884528U's utility model patent, this utility model discloses an excavation supporting protection network, including vertical support in subaerial a plurality of support column, set up the guardrail between the adjacent support column, be provided with on the guardrail and be used for the elasticity joint subassembly that is in the same place guardrail and support column are fixed.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the volume of guardrail is great, is not convenient for people to transport and accomodate.

SUMMERY OF THE UTILITY MODEL

In order to improve the great problem of transportation of not being convenient for of guardrail volume and accomodate, this application provides a foundation ditch protector.

The application provides a foundation ditch protector adopts following technical scheme:

a foundation pit protection device comprises a telescopic guard rail and two installation rods, wherein the two installation rods are detachably connected to two sides of the guard rail in the vertical direction, the bottoms of the two installation rods are fixedly connected with bases, and the bases are used for being fixedly connected with the edge of a foundation pit through bolts; the guard rail comprises a fixed rod, a plurality of sleeve rods and a plurality of movable rods, wherein the sleeve rods are connected to the fixed rod in a sliding mode, the movable rods are matched with the sleeve rods in a sliding mode, and the sleeve rods and the movable rods are arranged at intervals in a crossed mode; the equal fixedly connected with slip sleeve in activity pole length direction both ends, slip sleeve cavity sets up, cup joint the equal fixedly connected with slip axle in pole length direction both ends, slip axle length direction's both ends are used for sliding connection in slip sleeve, the slip direction of slip axle is the horizontal direction.

Through adopting above-mentioned technical scheme, install one of them installation pole in foundation ditch edge, then install one side of rail guard horizontal direction in the installation pole, later to the direction pulling movable rod and the cup joint pole of keeping away from this installation pole for the sliding shaft part extends the slip sleeve, and until interval distribution between movable rod and the cup joint pole, keep away from this installation pole one side again with the rail guard and install in another installation pole, so circulation is until forming the protector around the foundation ditch edge setting. When the guard rail is required to be stored, the locking effect of the installation rod on the guard rail is removed, the movable rod and the sleeve rod are pushed towards the direction close to the fixed rod, the occupied space of the guard rail can be reduced, and the problem that the guard rail is large in size and inconvenient to transport and store is solved.

The utility model discloses further set up to: the fixing rod is characterized in that fixing sleeves are fixedly connected to two ends of the fixing rod in the length direction and located on the same side of the fixing rod, the fixing sleeves are arranged in a hollow mode and are used for being connected with the sliding shaft in a sliding mode.

Through adopting above-mentioned technical scheme, further reduce the occupation space of rail guard, improve the bulky problem of not being convenient for transport and accomodate of guardrail.

The utility model discloses further set up to: the two ends of the movable rod in the length direction are respectively located in the middle of the two sliding sleeves in the length direction, and the two ends of the sleeved rod in the length direction are respectively located in the middle of the two sliding shafts in the length direction.

By adopting the technical scheme, the movable rods and the sleeved rods are uniformly distributed at intervals and are uniformly stretched, and the occupied space of the protective guard is further reduced.

The utility model discloses further set up to: sliding shaft length direction's both ends fixedly connected with sliding block, sliding block sliding connection is in fixed sleeve or sliding sleeve, sliding sleeve length direction's both ends and the equal fixedly connected with spacing piece of one end that the dead lever was kept away from to the fixed sleeve, spacing piece is located inside fixed sleeve and the sliding sleeve.

Through adopting above-mentioned technical scheme, the setting up of spacing piece guarantees that the sliding block slides in sliding sleeve or fixed sleeve, avoids inside sliding shaft roll-off fixed sleeve and the sliding sleeve.

The utility model discloses further set up to: partition pieces are fixedly connected to one end, close to the fixed rod, of the fixed sleeve and the middle of the sliding sleeve in the length direction, the partition pieces are located in the fixed sleeve or the sliding sleeve, and the sliding block is located between the corresponding partition pieces and the corresponding limiting pieces; the both sides of the vertical direction of wall piece in the sliding sleeve, the equal fixedly connected with extension spring in one side that the dead lever was kept away from to wall piece in the fixed sleeve, the one end fixed connection in the sliding block that the wall piece was kept away from to the extension spring.

Through adopting above-mentioned technical scheme, when needs transportation and accomodate the rail guard, the setting of extension spring makes the indentation that the sliding block can be stable fixed sleeve and/or the slip sleeve in.

The utility model discloses further set up to: one side fixedly connected with spring that spacing piece is close to corresponding sliding block, the sliding shaft is located to the spring housing.

Through adopting above-mentioned technical scheme for there is a cushioning effect when cup jointing the pole and moving toward the direction of spacing piece, reduces the spacing piece of sliding block direct impact, prolongs the life of spacing piece and sliding block.

The utility model discloses further set up to: and water leakage holes are formed in the bottom walls of the fixed sleeve and the sliding sleeve.

Through adopting above-mentioned technical scheme, be convenient for get into the rainwater outflow in fixed sleeve and the sliding sleeve.

The utility model discloses further set up to: and a plurality of balls are embedded in the side wall of the sliding block.

Through adopting above-mentioned technical scheme for the sliding block slides in fixed sleeve and sliding sleeve more smoothly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the telescopic guard rail, the occupied space of the guard rail is reduced, and the problem that the guard rail is large in size and inconvenient to transport and store is solved;

2. by arranging the tension spring, when the protective guard needs to be transported and stored, the slide block can be stably retracted into the fixed sleeve and/or the slide sleeve due to the arrangement of the tension spring;

3. the setting up of spring makes the pole of cup jointing have a cushioning effect when moving toward the direction of spacing piece, reduces the spacing piece of sliding block direct impact, prolongs the life of spacing piece and sliding block.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic cross-sectional structure diagram of an embodiment of the present application.

Fig. 3 is an enlarged schematic view of a structure at a in fig. 2.

Fig. 4 is an enlarged schematic view of the structure at B in fig. 1.

Description of reference numerals: 1. protecting the fence; 101. fixing the rod; 102. a sleeved rod; 103. a movable rod; 2. disassembling the parts; 21. a fixing sheet; 22. mounting a sheet; 3. mounting a rod; 4. a base; 5. fixing the sleeve; 6. a sliding sleeve; 7. a sliding shaft; 8. a partition panel; 9. a limiting sheet; 10. a slider; 11. a water leakage hole; 12. a ball bearing; 13. a tension spring; 14. a spring; 15. and f, forming the edge of the foundation pit.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

The embodiment of the application discloses a foundation pit protection device, and referring to fig. 1, the foundation pit protection device comprises a telescopic guard rail 1, a dismounting part 2 and two mounting rods 3; two installation poles 3 can be dismantled through dismounting 2 and connect in the both sides of 1 vertical direction of rail guard, and the equal fixedly connected with base 4 in two installation pole 3 bottoms, base 4 are used for through bolt and foundation ditch edge fixed connection.

The attachment/detachment member 2 includes a plurality of fixing pieces 21 and attachment pieces 22, and in the present embodiment, the four attachment pieces 22 are provided to the attachment rod 3, and the four fixing pieces 21 are provided to the guard rail 1. The four fixing pieces 21 on the guard rail 1 are respectively arranged on two sides of the guard rail 1 in the horizontal direction in pairs, and the two fixing pieces 21 on the same side of the guard rail 1 in the horizontal direction are symmetrically arranged at two ends of the guard rail 1 in the vertical direction. Four installation pieces 22 on the installation rod 3 are pairwise arranged at two ends of the installation rod 3 in the length direction respectively, and the two installation pieces 22 at the same end of the installation rod 3 in the length direction are symmetrically arranged at two sides of the installation rod 3 in the length direction. The attachment piece 22 and the adjacent fixing piece 21 are connected by a bolt.

The guard rail 1 comprises a fixed rod 101, a plurality of sleeved rods 102 connected to the fixed rod 101 in a sliding mode, and a plurality of movable rods 103 in sliding fit with the sleeved rods 102, wherein the sleeved rods 102 and the movable rods 103 are arranged in a crossed mode at intervals in sequence.

The fixing sleeves 5 are fixedly connected to two ends of the fixing rod 101 in the length direction, the two fixing sleeves 5 are located on the same side of the fixing rod 101, and the length direction of the fixing sleeves 5 is perpendicular to the length direction of the fixing rod 101. The fixing sleeve 5 is hollow, and one end of the fixing sleeve 5 far away from the fixing rod 101 is open.

The equal fixedly connected with slip sleeve 6 in movable rod 103 length direction both ends, 6 cavity settings of slip sleeve, the both ends opening setting of 6 length direction of slip sleeve, the length direction perpendicular to movable rod 103's of slip sleeve 6 length direction, movable rod 103 length direction's both ends are located two 6 length direction's of slip sleeve middle parts respectively. The cross-sectional dimensions of the fixed sleeve 5 and the sliding sleeve 6 are identical.

Both ends of the length direction of the sleeving rod 102 are fixedly connected with sliding shafts 7, the length direction of the sliding shafts 7 is perpendicular to the length direction of the sleeving rod 102, and both ends of the length direction of the sleeving rod 102 are respectively positioned in the middle of the length directions of the two sliding shafts 7. The two ends of the sliding shaft 7 in the length direction are used for being connected in the fixed sleeve 5 or the sliding sleeve 6 in a sliding mode, and the sliding direction of the sliding shaft 7 is the horizontal direction.

One end of the sliding shaft 7 in the length direction is connected into the fixed sleeve 5 in a sliding mode, one end, far away from the fixed sleeve 5, of the sliding shaft 7 is connected into the sliding sleeve 6 in a sliding mode, and the sleeving rod 102 and the movable rod 103 are arranged at intervals in sequence.

Referring to fig. 2 and 3, sliding blocks 10 are fixedly connected to two ends of the sliding shaft 7 in the length direction, and the sliding blocks 10 are slidably connected in the fixed sleeve 5 or the sliding sleeve 6; the both ends of 6 length direction of sliding sleeve and fixed sleeve 5 keep away from the equal fixedly connected with spacing piece 9 of one end of dead lever 101, and spacing piece 9 is located inside fixed sleeve 5 and sliding sleeve 6, and every fixed sleeve 5, every sliding sleeve 6 all correspond a spacing piece 9, avoid inside sliding shaft 7 roll-off fixed sleeve 5 and sliding sleeve 6.

The equal fixedly connected with in the middle part of the one end that fixed sleeve 5 is close to dead lever 101 and the 6 length direction of sliding sleeve cuts off piece 8, cuts off piece 8 and is located fixed sleeve 5 or sliding sleeve 6, and every fixed sleeve 5, every sliding sleeve 6 all correspond a piece 8 that cuts off. The sliding blocks 10 are located between the corresponding partition pieces 8 and the limiting pieces 9. The equal fixedly connected with extension spring 13 in one side that dead lever 101 was kept away from to partition piece 8 both sides, the partition piece 8 in the fixed sleeve 5 of the vertical direction of partition piece 8 in the sliding sleeve 6, extension spring 13 keep away from the one end fixed connection of partition piece 8 in sliding block 10 for sliding block 10 can be stable in indentation fixed sleeve 5 and/or sliding sleeve 6.

Referring to fig. 3 and 4, one side of the limiting piece 9 close to the corresponding sliding block 10 is fixedly connected with a spring 14, and the spring 14 is sleeved on the sliding shaft 7, so that when the sleeved rod 102 moves towards the limiting piece 9, a buffer effect is achieved, the sliding block 10 is prevented from directly colliding with the limiting piece 9, and the service lives of the limiting piece 9 and the sliding block 10 are prolonged. The water leakage hole 11 is formed in the bottom wall of the fixed sleeve 5 and the bottom wall of the sliding sleeve 6, so that rainwater entering the fixed sleeve 5 and the sliding sleeve 6 can flow out conveniently. The side wall of the sliding block 10 is embedded with a plurality of balls 12, and the balls 12 are distributed on the side wall of the sliding block 10 except for the side facing the water leakage hole 11.

The implementation principle of the foundation pit protection device in the embodiment of the application is as follows: one of the mounting rods 3 is fixedly connected to the edge of the foundation pit through a base 4, and then the mounting rods 3 are connected together through a mounting piece 22 in the vertical direction and a fixing piece 21 on one side of the protective guard 1 in the horizontal direction through bolts;

pulling the movable rod 103 and the sleeve rod 102 towards the direction far away from the installation rod 3 to enable the sliding block 10 to move towards the corresponding spring 14 until the movable rod 103 and the sleeve rod 102 are distributed at intervals, fixedly connecting the fixing piece 21 of the side, far away from the installation rod 3, of the guard rail 1 to the other installation rod 3 through a bolt, and repeating the steps until a protection device arranged around the edge of the foundation pit is formed. When the guard rail 1 needs to be stored, the locking effect of the bolt on the fixing piece 21 and the mounting piece 22 is released, and the movable rod 103 and the sleeved rod 102 are pushed in the direction close to the fixed rod 101, so that the occupied space of the guard rail 1 can be reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a foundation ditch protector which characterized in that: the protective guard comprises a telescopic protective guard (1) and two mounting rods (3), wherein the two mounting rods (3) are detachably connected to two sides of the protective guard (1) in the vertical direction, the bottoms of the two mounting rods (3) are fixedly connected with bases (4), and the bases (4) are fixedly connected with the edge of a foundation pit through bolts; the protective guard (1) comprises a fixed rod (101), a plurality of sleeve rods (102) connected to the fixed rod (101) in a sliding mode, and a plurality of movable rods (103) in sliding fit with the sleeve rods (102), wherein the sleeve rods (102) and the movable rods (103) are arranged at intervals in a crossed mode; the utility model discloses a telescopic rod, including movable rod (103), the equal fixedly connected with in length direction both ends slip sleeve (6), slip sleeve (6) cavity sets up, the equal fixedly connected with sliding shaft (7) in bell and spigot joint pole (102) length direction both ends, sliding shaft (7) length direction's both ends are used for sliding connection in slip sleeve (6), the slip direction of sliding shaft (7) is the horizontal direction.

2. A foundation pit protection device according to claim 1, characterized in that: the fixing rod (101) is characterized in that fixing sleeves (5) are fixedly connected to two ends of the length direction of the fixing rod (101), the fixing sleeves (5) are located on the same side of the fixing rod (101), the fixing sleeves (5) are arranged in a hollow mode, and the fixing sleeves (5) are used for being connected with the sliding shafts (7) in a sliding mode.

3. A foundation pit protection device according to claim 1, characterized in that: the two ends of the movable rod (103) in the length direction are respectively located in the middle of the two sliding sleeves (6) in the length direction, and the two ends of the sleeve rod (102) in the length direction are respectively located in the middle of the two sliding shafts (7) in the length direction.

4. A foundation pit protection device according to claim 1, characterized in that: sliding shaft (7) length direction's both ends fixedly connected with sliding block (10), sliding block (10) sliding connection is in fixed sleeve (5) or sliding sleeve (6), the equal fixedly connected with spacing piece (9) of one end that dead lever (101) was kept away from in sliding sleeve (6) length direction's both ends and fixed sleeve (5), spacing piece (9) are located inside fixed sleeve (5) and sliding sleeve (6).

5. A foundation pit protection device according to claim 4, wherein: partition pieces (8) are fixedly connected to one end, close to the fixing rod (101), of the fixing sleeve (5) and the middle of the sliding sleeve (6) in the length direction, the partition pieces (8) are located in the fixing sleeve (5) or the sliding sleeve (6), and the sliding blocks (10) are located between the corresponding partition pieces (8) and the corresponding limiting pieces (9); partition piece (8) in sliding sleeve (6) vertical direction's both sides, partition piece (8) in fixed sleeve (5) keep away from the equal fixedly connected with extension spring (13) in one side of dead lever (101), the one end fixed connection in sliding block (10) of partition piece (8) is kept away from in extension spring (13).

6. A foundation pit protection device according to claim 4, wherein: one side of the limiting sheet (9) close to the corresponding sliding block (10) is fixedly connected with a spring (14), and the sliding shaft (7) is sleeved with the spring (14).

7. A foundation pit protection device according to claim 2, wherein: and water leakage holes (11) are formed in the bottom walls of the fixed sleeve (5) and the sliding sleeve (6).

8. A foundation pit protection device according to claim 4, wherein: the side wall of the sliding block (10) is embedded with a plurality of balls (12).