CN217631704U

CN217631704U - Foundation ditch safety device for municipal works

Info

Publication number: CN217631704U
Application number: CN202221372586.0U
Authority: CN
Inventors: 苏文仙
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-02
Filing date: 2022-06-02
Publication date: 2022-10-21
Anticipated expiration: 2032-06-02

Abstract

The utility model discloses a foundation ditch safety device for municipal works relates to road safety technical field, including first casing, the inside of first casing is provided with rotating device, rotating device's bottom fixedly connected with threaded rod, the nut has been cup jointed to the middle-end of threaded rod, just the inside at first casing is fixed to the nut, the bottom threaded connection of threaded rod has the second casing, the surface rotation of second casing is connected with first gear, and the left side meshing of first gear has the rack bar, the left side fixedly connected with stop device of rack bar rotates the dwang through the U-shaped handle, and the dwang rotates first rotating gear and second rotating gear drive the threaded rod and rotates, through the nut rebound, can height-adjusting like this, and when opening, the wheel can the rebound simultaneously, supports the base and can increase stability with ground contact, when rolling up, and the wheel can the rebound, can conveniently transport like this.

Description

Foundation ditch safety device for municipal works

Technical Field

The utility model relates to a road safety technical field specifically is a foundation ditch safety device for municipal works.

Background

Municipal works are very huge projects, the diversity of geological conditions increases the difficulty of construction, the deep foundation pit protection technology plays an important role in the construction, the deep foundation pit construction technology is high in difficulty and various in form, so that the deep foundation pit protection technology has great potential safety hazards, and the road foundation pit safety protection device is an important protection device for preventing the engineering from collapsing and ensuring the safety of the surrounding environment of the foundation pit.

However, in the prior art, the traditional deep foundation pit protection device is formed by splicing and assembling independently, the height of the device cannot be adjusted, the base is not particularly stable in work, the device is easy to topple over when meeting strong wind and rainstorm weather, the device is basically transported by manpower, and the device is particularly inconvenient to transport.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a foundation ditch safety device for municipal works has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a foundation ditch safety device for municipal works, includes first casing, the inside of first casing is provided with rotating device, rotating device's bottom fixedly connected with threaded rod, the nut has been cup jointed to the middle-end of threaded rod, just the inside at first casing is fixed to the nut, the bottom threaded connection of threaded rod has the second casing, the surface of second casing is rotated and is connected with first gear, the left side meshing of first gear has the rack bar, the left side fixedly connected with stop device of rack bar, the bottom of rack bar is rotated and is connected with the wheel.

Preferably, the third casing has been cup jointed to the outside of second casing, the left middle part sliding connection of third casing has the sliding block, the left upper and lower both ends of sliding block articulate there is first bracing piece, the one end that the third casing left side is close to the sliding block articulates there is the second bracing piece.

Preferably, the bottom fixedly connected with connecting rod of first bracing piece left end, the bottom fixedly connected with of connecting rod supports the base.

Preferably, the bottom of the supporting base is fixedly connected with a rack device, and one end of the bottom of the supporting base, which is close to the rack device, is fixedly connected with a first rack plate.

Preferably, the rack device comprises a second rack plate, the lower end of the right side of the second rack plate is provided with four first clamping teeth.

Preferably, the rotating device comprises a first rotating gear, a second rotating gear is meshed with the bottom of the first rotating gear, and the second rotating gear is fixedly connected with the threaded rod.

Preferably, stop device is including the connecting block, just connecting block and rack bar fixed connection, the top fixed connection of connecting block has the spacing storehouse, the lower inner wall fixedly connected with spring in spacing storehouse, the spacing fixture block of left side fixedly connected with of spring, the skin weld of spacing fixture block has the handle, the top fixedly connected with third rack plate of handle, the upper end meshing of third rack plate has circular gear, circular gear's axis of rotation department rotates and is connected with the support iron plate, the bottom fixed connection that supports the iron plate is on the top in spacing storehouse.

Preferably, the inside fixedly connected with dwang of first rotation gear just the middle part of dwang is articulated, the left side fixedly connected with U-shaped handle of dwang.

(III) advantageous effects

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

(1) This foundation ditch safety device for municipal works passes through the U-shaped handle and rotates the dwang, and the dwang rotates first rotating gear and second rotating gear and drives the threaded rod and rotate, through nut rebound, like this can height-adjusting, easy operation.

(2) This foundation ditch safety device for municipal works, with two devices when opening, first bracing piece and second bracing piece downstream, it can downstream with the ground contact increase device at the stability of work to support the base, the wheel removes spacing meeting with the wheel rebound through the rack device simultaneously, avoid moving at the during operation, when two devices are merging, the wheel can be through the rack device with the wheel downstream, and stop device can carry on spacingly to it, convenient transportation like this.

Drawings

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

fig. 2 is a schematic view of the rack device of the present invention;

FIG. 3 is a schematic view of the rotation structure of the present invention;

fig. 4 is a schematic structural view of the limiting device of the present invention.

In the figure: 1. rotating the rod; 3. a U-shaped handle; 4. a rotating device; 401. a first rotating gear; 402. a second rotating gear; 5. a slider; 6. a third housing; 7. a threaded rod; 8. a nut; 9. a first housing; 10. a second housing; 11. a first rack plate; 12. a support base; 13. a first gear; 14. a rack bar; 15. a wheel; 16. a limiting device; 1601. a limiting clamping block; 1602. a third rack plate; 1603. a circular gear; 1604. supporting the iron block; 1605. a handle; 1606. a spring; 1607. connecting blocks; 1608. a limiting bin; 17. a connecting rod; 18. a second support bar; 19. a first support bar; 21. a rack gear device; 2101. a second rack plate; 2102. a first latch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a foundation pit safety protection device for municipal engineering comprises a first shell 9, wherein the number of the first shell is two, a rotating device 4 is arranged in the first shell 9, the number of the first shell is two, the rotating device 4 comprises a first rotating gear 401, the first rotating gear 401 is fixedly connected with a rotating rod 1 inside, the middle of the rotating rod 1 is hinged, a U-shaped handle 3 is fixedly connected to the left side of the rotating rod 1, the U-shaped handle 3 is arranged to save more labor during rotation, the rotating rod 1 is rotated through the U-shaped handle 3, the rotating rod 1 rotates the first rotating gear 401 and a second rotating gear 402 to drive the threaded rod to rotate, the nut 8 moves upwards, the height can be adjusted, the operation is simple, the bottom of the first rotating gear 401 is meshed with the second rotating gear 402, the second rotating gear 402 is fixedly connected with the threaded rod 7, the first rotating gear 401 is vertical, the second rotating gear 402 is horizontal, the friction force between the two gears can be reduced, the service life is prolonged, the bottom end of the rotating device 4 is fixedly connected with two threaded rods, the two threaded rod 1608, the two threaded rod 12 is fixedly connected with the inner wall of the first rotating gear, the connecting block 1607, the connecting block is connected with the two screw rod devices, the connecting block 1607, the two screw rod devices, the inner wall of the connecting block 1607 is connected with the first rotating device, the connecting block 1607, the connecting block 16, the first rotating device, the connecting block is connected with the first rotating device, the connecting block, the first rotating device 1607, the connecting block 16, a limiting block 1601 is fixedly connected to the left side of the spring 1606, a handle 1605 is welded on the surface of the limiting block 1601, a third rack plate 1602 is fixedly connected to the top end of the handle 1605, a circular gear 1603 is meshed with the upper end of the third rack plate 1602, a supporting iron block 1604 is rotatably connected to the rotating shaft of the circular gear 1603, the bottom end of the supporting iron block 1604 is fixedly connected to the top end of the limiting bin 1608, two wheels 15 are rotatably connected to the bottom end of the rack bar 14, two third housings 6 are sleeved outside the second housing 10, two sliding blocks 5 are slidably connected to the middle portion of the left side of the third housing 6, two sliding blocks 5 are hinged to the upper and lower ends of the left side of the sliding blocks 5, two connecting rods 17 are fixedly connected to the bottom portion of the left end of the first supporting rod 19, two supporting bases 12 are fixedly connected to the bottom ends of the connecting rods 17, the shape of the supporting base 12 is trapezoidal, so that the contact area with the ground can be enlarged, the supporting base is more stable and is not easy to topple over during work, the number of the rack devices 21 is two, the rack devices 21 comprise second rack plates 2101, the number of the first clamping teeth 2102 arranged at the lower ends of the right sides of the second rack plates 2101 is four, the number of the first rack plates 11 is two, the end, close to the rack devices 21, of the bottom of the supporting base 12, the end, close to the sliding blocks 5, of the left side of the third shell 6 is hinged with second supporting rods 18, when the two devices are opened, the first supporting rods 19 and the second supporting rods 18 move downwards, the supporting base 12 can move downwards to increase the working stability of the device, meanwhile, the wheels 15 can move upwards by releasing the limit through the rack devices 21, and the movement during work is avoided, when the two devices are combined, the wheel 15 can move downwards through the rack device 21, and the limiting device 16 can limit the wheel 15, so that the transportation is convenient.

When the device works, the rotating rod 1 is rotated through the U-shaped handle 3, the rotating rod 1 rotates the first rotating gear 401 and the second rotating gear 402 to drive the threaded rod 7 to rotate, the nut 8 moves upwards, when the two devices are opened, the first supporting rod 19 and the second supporting rod 18 move downwards, the first clamping tooth 2102 on the second rack plate 2101 can be meshed with the circular gear 1603 to rotate, the circular gear 1603 can move the handle 1605 rightwards, the limiting clamping block 1601 can also move rightwards to release limiting, at the same time, the first rack plate 11 can be meshed with the first gear 13 to move the rack rod 14 upwards, so that the wheel 15 is retracted, the supporting base 12 can move downwards to contact with the ground to increase the stability of the device in work, when the two devices are combined, the wheel 15 can move downwards through the rack device 21, and the limiting device 16 can limit the wheel to return to the original state.

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 foundation ditch safety device for municipal works, includes first casing (9), its characterized in that: the inside of first casing (9) is provided with rotating device (4), bottom fixedly connected with threaded rod (7) of rotating device (4), nut (8) have been cup jointed to the middle-end of threaded rod (7), just the inside at first casing (9) is fixed in nut (8), the bottom threaded connection of threaded rod (7) has second casing (10), the surface of second casing (10) is rotated and is connected with first gear (13), the left side meshing of first gear (13) has rack bar (14), the left side fixedly connected with stop device (16) of rack bar (14), the bottom of rack bar (14) is rotated and is connected with wheel (15).

2. The foundation pit safety device for municipal engineering according to claim 1, wherein: the outer portion of the second shell (10) is sleeved with a third shell (6), the middle portion of the left side of the third shell (6) is connected with a sliding block (5) in a sliding mode, the upper end and the lower end of the left side of the sliding block (5) are hinged to a first supporting rod (19), and one end, close to the sliding block (5), of the left side of the third shell (6) is hinged to a second supporting rod (18).

3. The foundation pit safety device for municipal engineering according to claim 2, wherein: the bottom fixedly connected with connecting rod (17) of first bracing piece (19) left end, the bottom fixedly connected with of connecting rod (17) supports base (12).

4. The foundation pit safety device for municipal engineering according to claim 3, wherein: the bottom fixedly connected with rack device (21) of support base (12), support base (12) bottom and be close to the first rack board (11) of one end fixedly connected with of rack device (21).

5. The foundation pit safety device for municipal engineering according to claim 4, wherein: the rack device (21) comprises a second rack plate (2101), wherein the lower end of the right side of the second rack plate (2101) is provided with first clamping teeth (2102) and the number of the first clamping teeth is four.

6. The foundation pit safety device for municipal engineering according to claim 1, wherein: the rotating device (4) comprises a first rotating gear (401), a second rotating gear (402) is meshed with the bottom of the first rotating gear (401), and the second rotating gear (402) is fixedly connected with the threaded rod (7).

7. The foundation pit safety protection device for municipal works according to claim 1, characterized in that: stop device (16) is including connecting block (1607), just connecting block (1607) and rack bar (14) fixed connection, the top fixed connection of connecting block (1607) has spacing storehouse (1608), the lower inner wall fixedly connected with spring (1606) of spacing storehouse (1608), the spacing fixture block of left side fixedly connected with (1601) of spring (1606), the skin weld of spacing fixture block (1601) has handle (1605), the top fixedly connected with third rack plate (1602) of handle (1605), the upper end meshing of third rack plate (1602) has circular gear (1603), the axis of rotation department of circular gear (1603) rotates and is connected with support iron plate (1604), the bottom fixed connection who supports iron plate (1604) is on the top of spacing storehouse (1608).

8. The foundation pit safety protection device for municipal works according to claim 6, characterized in that: the inside fixedly connected with dwang (1) of first rotation gear (401) just the middle part of dwang (1) is articulated, left side fixedly connected with U-shaped handle (3) of dwang (1).