CN213329048U

CN213329048U - Safety device for road foundation pit

Info

Publication number: CN213329048U
Application number: CN202022199841.3U
Authority: CN
Inventors: 许成伟; 张强林; 王海洋; 杨光周
Original assignee: Yunnan Zhonglin Geologic Investing & Design Co ltd
Current assignee: Yunnan Zhonglin Geologic Investing & Design Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-06-01
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a way safety protection technical field for foundation ditch, and disclose a safety device for road foundation ditch, the on-line screen storage device comprises a base, base upper end fixed mounting has the frame, be equipped with two-way lead screw in the frame, two-way lead screw one end is rotated with the frame inner wall and is connected, the two-way lead screw other end inserts in the sleeve, and rotates with the sleeve and be connected, sleeve fixed mounting is in one side of frame, and runs through the frame, the cover is equipped with the thread piece on the two-way lead screw, thread piece and two-way lead screw threaded connection, be equipped with the fixed plate in the frame, the fixed plate both ends respectively with frame both sides inner wall fixed connection, the fixed plate runs through the thread piece, and thread piece and fixed plate sliding connection, the equal fixed. The utility model effectively weakens the possibility of collapse of the foundation pit, and the device is convenient to carry; the fluorescent screen improves the warning effect of the device.

Description

Safety device for road foundation pit

Technical Field

The utility model relates to a road is safety protection technical field for the foundation ditch specifically is a safety device for road 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 the conditions of buildings nearby the site, and waterproof drainage work is performed. The person who is not excavated can use the method of putting the side slope to stabilize the earth slope, and the size of the slope is determined according to the relevant construction regulations. When a deeper foundation pit and a building adjacent to the deeper foundation pit are excavated, a foundation pit wall supporting method, a concrete-sprayed wall protecting method and a large foundation pit are used, and even an underground continuous wall and a columnar column type bored pile are used for interlocking, so that an outer soil layer is prevented 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 regions, natural cold freezing method can be adopted for excavation and the like. When current road foundation ditch excavation, receive the difficult slope of putting of construction space's influence, the edge of foundation ditch takes place easily like this and collapses, and current protector size is fixed, is difficult to fine use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety device for road foundation ditch reaches safety protection's purpose.

In order to achieve the above object, the utility model provides a following technical scheme: a safety protection device for a road foundation pit comprises a base, wherein a frame is fixedly arranged at the upper end of the base, a bidirectional screw rod is arranged in the frame, one end of the bidirectional screw rod is rotatably connected with the inner wall of the frame, the other end of the bidirectional screw rod is inserted into a sleeve and is rotatably connected with the sleeve, the sleeve is fixedly arranged on one side of the frame and penetrates through the frame, a threaded block is sleeved on the bidirectional screw rod and is in threaded connection with the bidirectional screw rod, a fixed plate is arranged in the frame, two ends of the fixed plate are respectively fixedly connected with the inner walls on two sides of the frame, the fixed plate penetrates through the threaded block and is in sliding connection with the fixed plate, first fixed blocks are fixedly arranged on two sides of the threaded block, a first U-shaped block is arranged on one side of each first fixed block, the upper inner wall and the lower inner wall of each first U-shaped block are in, a connecting rod is fixedly connected to one side of the first U-shaped block, a second U-shaped block is fixedly connected to one end, away from the first U-shaped block, of the connecting rod, a second fixing block is arranged in a groove of the second U-shaped block and is rotatably connected with the second U-shaped block, two sides of the frame are respectively provided with a baffle plate, the second fixing block is installed on one side of the baffle plate, a sliding groove is formed in the upper end of the baffle plate, a fluorescent plate is slidably connected to the inside of the baffle plate through the sliding groove, a rotating rod is sleeved in the sleeve, a clamping block is fixedly installed at the upper end of the rotating rod, a clamping groove is formed in one side of the sleeve and is clamped with the clamping block, a connecting block is fixedly connected to one end, rotatably connected with the bidirectional screw rod and the sleeve, sliding blocks are fixedly connected to, the connecting block sleeve is arranged in the rotating cavity, the sliding block is connected with the rotating rod in a sliding mode through the sliding groove, a spring is fixedly connected to one side of the sliding block, and one end of the spring is fixedly connected with the rotating cavity.

Preferably, the lower end of the base is fixedly provided with two ground plugs.

Preferably, the number of the thread blocks is two, and the two thread blocks are symmetrical about the bidirectional screw rod.

Preferably, the second U-shaped block is provided with two grooves and is symmetrical about the connecting rod.

Preferably, the number of the fixing plates is two, and the fixing plates are symmetrically arranged about the bidirectional screw rod.

Preferably, the number of the second fixed blocks is eight, and the eight second fixed blocks are four and one group, and are divided into two groups and respectively fixedly mounted on the baffle plates at two sides.

The utility model provides a safety device for road foundation ditch. The method has the following beneficial effects:

(1) the utility model discloses a pull out the dwang, make fixture block and draw-in groove break away from the cooperation, rotate and drive two-way lead screw and rotate, make the baffle of both sides open to both sides, can push down the both sides of the not foundation ditch of equidimension, the effectual possibility that weakens the foundation ditch and take place the landslide makes things convenient for operating personnel's operation.

(2) The utility model discloses a set up the fluorescent screen, the fluorescent screen also can give out light at night to this warning effect that has improved the device strengthens the whole safety protection ability of device, and the fluorescent screen can pack up through the sliding tray, conveniently carries.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is an enlarged partial cross-sectional view of B in fig. 3 according to the present invention.

In the figure: 1. a base; 2. a frame; 3. a bidirectional lead screw; 4. a thread block; 5. a first fixed block; 6. a first U-shaped block; 7. a connecting rod; 8. a second U-shaped block; 9. a second fixed block; 10. a baffle plate; 11. a fluorescent plate; 12. rotating the rod; 13. a clamping block; 14. a sleeve; 15. a card slot; 16. connecting blocks; 17. a spring; 18. a slider; 19. a chute; 20. rotating the chamber; 21. inserting the ground; 22. and (7) fixing the plate.

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.

As shown in fig. 1-4, the utility model provides a technical solution: a safety protection device for a road foundation pit comprises a base 1, wherein the lower end of the base 1 is fixedly provided with two ground inserts 21, the number of the ground inserts 21 is two, the ground inserts 21 are inserted into the foundation pit to enable the device to be placed in the foundation pit more stably, the upper end of the base 1 is fixedly provided with a frame 2, a bidirectional screw 3 is arranged in the frame 2, one end of the bidirectional screw 3 is rotatably connected with the inner wall of the frame 2, the other end of the bidirectional screw 3 is inserted into a sleeve 14 and rotatably connected with the sleeve 14, the sleeve 14 is fixedly arranged on one side of the frame 2 and penetrates through the frame 2, a threaded block 4 is sleeved on the bidirectional screw 3, the number of the threaded block 4 is two, the two threaded blocks 4 are symmetrical relative to the bidirectional screw 3, the threaded block 4 is in threaded connection with the bidirectional screw 3, through relative movement of the two threaded blocks 4, baffle plates 10 on two sides can be better pressed, the frame 2 is internally provided with two fixing plates 22 which are symmetrically arranged about the bidirectional screw 3, two ends of each fixing plate 22 are respectively fixedly connected with the inner walls of two sides of the frame 2, the fixing plates 22 penetrate through the thread blocks 4, the thread blocks 4 are slidably connected with the fixing plates 22, the two sides of each thread block 4 are fixedly provided with first fixing blocks 5, one side of each first fixing block 5 is provided with a first U-shaped block 6, the upper and lower inner walls of the first U-shaped block 6 are contacted with the upper and lower surfaces of the first fixing block 5, the first U-shaped block 6 is rotatably connected with the first fixing block 5 through bolts, one side of each first U-shaped block 6 is fixedly connected with a connecting rod 7, one end of each connecting rod 7, far away from the first U-shaped block 6, is fixedly connected with a second U-shaped block 8, the second U-shaped block 8 is provided with two grooves which are symmetrical about the connecting rod 7, the second, the eight second fixing blocks 9 are divided into two groups and respectively fixedly installed on the baffle plates 10 at two sides, so that the baffle plates 10 at two sides are fixedly connected with the inner wall of the foundation pit, the second fixing blocks 9 are rotatably connected with the second U-shaped block 8, the baffle plates 10 are respectively arranged at two sides of the frame 2, the second fixing blocks 9 are installed at one side of the baffle plates 10, the upper ends of the baffle plates 10 are provided with sliding grooves, the inner parts of the baffle plates 10 are slidably connected with fluorescent plates 11 through the sliding grooves, the fluorescent plates 11 are arranged, the fluorescent plates 11 can emit light at night, the warning effect of the device is improved, the overall safety protection capability of the device is enhanced, the fluorescent plates 11 can be folded through the sliding grooves and are convenient to carry, the sleeve 14 is internally sleeved with a rotating rod 12, the upper end of the rotating rod 12 is fixedly provided with a clamping block 13, one side of the sleeve 14 is provided with a clamping, connecting block 16 both sides fixedly connected with slider 18, the one end that dwang 12 and sleeve 14 cup jointed has been seted up and has been rotated cavity 20, spout 19 has all been seted up on the surface about rotating cavity 20, connecting block 16 cover is established in rotating cavity 20, slider 18 passes through spout 19 and dwang 12 sliding connection, slider 18 one side fixedly connected with spring 17, spring 17 one end and rotation cavity 20 fixed connection, through pulling out dwang 12, make fixture block 13 and draw-in groove 15 break away from the cooperation, slider 18 slides in spout 19, it drives two-way lead screw 3 and rotates to rotate dwang 12, make the baffle 10 of both sides open to both sides, can push down the both sides of the foundation ditch of equidimension not, the effectual possibility that collapses that has weakened the foundation ditch emergence.

When the device is used, the ground of the device is inserted 21 into the middle bottom of a foundation pit, the rotating rod 12 is pulled out, the clamping block 13 is separated from the clamping groove 15, the rotating rod 12 is rotated again, the bidirectional screw rod 3 is driven to rotate, the threaded blocks 4 on two sides move towards the middle of the bidirectional screw rod 3 at the same time, the baffles 10 on two sides of the frame 2 are driven to open, the inner walls on two sides of the foundation pit are pressed, the clamping block 13 is clamped in the clamping groove 15 at last, the baffles 10 on two sides are prevented from loosening, the fluorescent plate 11 is pulled out simultaneously to warn passing personnel, on the contrary, the rotating rod 12 is pulled out reversely when the device is recovered, two threaded blocks 4 move oppositely, and the baffles 10 on two sides are retracted.

In conclusion, the two sides of foundation pits with different sizes can be pressed, so that the possibility of collapse of the foundation pits is effectively weakened, and the operation of operators is facilitated; the fluorescent plate 11 can emit light at night, so that the warning effect of the device is improved, and the overall safety protection capability of the device is enhanced.

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

1. The utility model provides a safety device for road foundation ditch, includes base (1), its characterized in that: the improved screw driver is characterized in that a frame (2) is fixedly mounted at the upper end of the base (1), a bidirectional screw rod (3) is arranged in the frame (2), one end of the bidirectional screw rod (3) is rotatably connected with the inner wall of the frame (2), the other end of the bidirectional screw rod (3) is inserted into a sleeve (14) and is rotatably connected with the sleeve (14), the sleeve (14) is fixedly mounted at one side of the frame (2) and penetrates through the frame (2), a threaded block (4) is sleeved on the bidirectional screw rod (3), the threaded block (4) is in threaded connection with the bidirectional screw rod (3), a fixing plate (22) is arranged in the frame (2), two ends of the fixing plate (22) are fixedly connected with the inner walls of two sides of the frame (2) respectively, the fixing plate (22) penetrates through the threaded block (4), the threaded block (4) is in sliding connection with the fixing plate (22), first fixing blocks (5), a first U-shaped block (6) is arranged on one side of the first fixing block (5), the upper inner wall and the lower inner wall of the first U-shaped block (6) are in contact with the upper surface and the lower surface of the first fixing block (5), the first U-shaped block (6) is rotationally connected with the first fixing block (5) through bolts, a connecting rod (7) is fixedly connected to one side of the first U-shaped block (6), a second U-shaped block (8) is fixedly connected to one end, away from the first U-shaped block (6), of the connecting rod (7), a second fixing block (9) is arranged in a groove of the second U-shaped block (8), the second fixing block (9) is rotationally connected with the second U-shaped block (8), baffles (10) are arranged on two sides of the frame (2), the second fixing block (9) is installed on one side of each baffle (10), a sliding groove is formed in the upper end of each baffle (10), and a fluorescent plate (11, a rotating rod (12) is sleeved in the sleeve (14), a clamping block (13) is fixedly installed at the upper end of the rotating rod (12), a clamping groove (15) is formed in one side of the sleeve (14), the clamping groove (15) is clamped with the clamping block (13), one end of the bidirectional screw rod (3) which is rotationally connected with the sleeve (14) is fixedly connected with a connecting block (16), the two sides of the connecting block (16) are fixedly connected with sliding blocks (18), one end of the rotating rod (12) which is sleeved with the sleeve (14) is provided with a rotating cavity (20), the upper surface and the lower surface of the rotating cavity (20) are both provided with sliding grooves (19), the connecting block (16) is sleeved in the rotating cavity (20), the slide block (18) is connected with the rotating rod (12) in a sliding way through a sliding groove (19), and one side of the sliding block (18) is fixedly connected with a spring (17), and one end of the spring (17) is fixedly connected with the rotating chamber (20).

2. The safety protection device for the road foundation pit as claimed in claim 1, wherein: the lower end of the base (1) is fixedly provided with two ground plugs (21), and the number of the ground plugs (21) is two.

3. The safety protection device for the road foundation pit as claimed in claim 1, wherein: the number of the thread blocks (4) is two, and the two thread blocks (4) are symmetrical about the bidirectional screw rod (3).

4. The safety protection device for the road foundation pit as claimed in claim 1, wherein: the second U-shaped block (8) is provided with two grooves and is symmetrical about the connecting rod (7).

5. The safety protection device for the road foundation pit as claimed in claim 1, wherein: the number of the fixing plates (22) is two, and the fixing plates are symmetrically arranged relative to the bidirectional screw rod (3).

6. The safety protection device for the road foundation pit as claimed in claim 1, wherein: the number of the second fixing blocks (9) is eight, and the second fixing blocks (9) are divided into two groups which are fixedly arranged on the baffle plates (10) on the two sides respectively.