CN220867974U

CN220867974U - Construction protective fence

Info

Publication number: CN220867974U
Application number: CN202320789314.9U
Authority: CN
Inventors: 范杰林; 李道红; 望佳盛; 陈璐
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2024-04-30
Anticipated expiration: 2033-04-11

Abstract

The utility model discloses a construction protective fence, which belongs to the technical field of highway bridge construction and comprises a stand column, wherein universal wheels are arranged at the lower end of the stand column, a lifting mechanism is arranged in the stand column, a support stability mechanism is arranged at the lower end of the side edge of the stand column, a support rod is arranged at the upper end of the stand column from inside to outside, a connecting rod is arranged at the upper end of the support rod, a sleeve is arranged on the other end surface of the connecting rod, the sleeve is fixedly connected with the connecting rod through a first bolt, a mounting ring is arranged on the surface of the sleeve, and an illuminating lamp is arranged at the side edge of the mounting ring.

Description

Construction protective fence

Technical Field

The utility model belongs to the technical field of public bridge construction, and particularly relates to a construction protective fence.

Background

Highway bridge construction includes bridge body (i.e., bridge superstructure and bridge substructure) construction and ancillary engineering facilities in the bridge site population. The auxiliary engineering facilities are many, such as structures for regulating water flow, such as revetments, guide dikes and the like for keeping the river channel at bridge positions stable, approach bridges connected with roads at bridge heads, railings for preventing wheel collision on bridge floors, pavement railings for ensuring the safety of pedestrians, on-bridge signals, under-bridge navigation marks, bridge floor lighting equipment and the like.

The Chinese patent application No. 202220039599.X discloses a construction protective fence for public bridges, which comprises an adjusting structure, a positioning structure and a fixed column; the adjusting structure comprises a fixed rod and a movable rod, a sliding groove is formed in the fixed rod, a sliding plate is fixedly connected in the outer end of the movable rod, and the sliding plate is in sliding connection with the sliding groove; the movable rod is internally provided with a first spring, the first spring is sleeved in the sliding groove, both ends of the movable rod are respectively provided with a limit nut, the surface of the fixed rod is provided with external threads, and the limit nuts are in threaded connection with the fixed rod. The fixed column and the movable column, and the movable rod and the fixed rod are all of sliding structures, and the length of the guard rail in the vertical and horizontal directions can be adjusted by pulling the movable column and the movable rod, so that the guard rail is adjusted and used according to requirements, the flexibility is high, and meanwhile, the whole guard rail can be contracted and stored, so that the space is saved.

The above-mentioned disclosed patent realizes the lifting adjustment of the road bridge guardrail and the supporting function of the public service bridge, but the lifting adjustment of the road bridge construction is inconvenient and the adjustment stability is relatively poor; the supporting device of the highway guardrail has poor supporting effect, so that the highway guardrail is easy to turn on one's side.

Disclosure of utility model

To solve the problems set forth in the background art. The utility model provides a construction protective fence which has the characteristics of convenience in adjusting the height of a highway guardrail and better support stability when the highway guardrail is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a construction rail guard, includes the stand, the universal wheel is installed to the lower extreme of stand, and the internally mounted of stand has elevating system, and the support stability mechanism is installed to the side lower extreme of stand, and the bracing piece is installed by inside-out to the upper end of stand, and the connecting rod is installed to the upper end of bracing piece, and the other end surface mounting of connecting rod has the sleeve pipe, and the sleeve pipe passes through bolt one and connecting rod fixed connection, and sheathed tube surface mounting has the collar, and the light is installed to the side of collar.

Preferably, the lifting mechanism comprises a screw rod, a first conical gear, a first rotating handle, a rotating rod and a second conical gear, wherein the screw rod is installed in threaded connection with the inside of the supporting rod, the second conical gear is installed on the lower end surface of the screw rod, the first conical gear is installed on the side edge of the second conical gear in a meshed mode, the first rotating handle is installed on the side edge of the first conical gear, and the first rotating handle is installed on the other end of the rotating rod.

Preferably, the lifting mechanism further comprises a limiting groove and a limiting block, wherein the limiting block is arranged on the side edge of the lower end of the supporting rod, and the limiting groove corresponding to the limiting block is formed in the inner wall of the upright post.

Preferably, the lower end of the screw rod is rotationally connected with the upright post through a bearing, and the bearing is arranged at the joint of the rotating rod and the inner wall of the upright post.

Preferably, the support stability mechanism comprises a fixed nail, a screw rod, a mounting plate and a second rotating handle, wherein the mounting plate is mounted at the lower end of the side edge of the upright post, the screw rod is mounted in threaded connection inside the mounting plate, the second rotating handle is mounted at the upper end of the screw rod, and the fixed nail is mounted at the lower end of the screw rod.

Preferably, the support stability mechanism further comprises a second bolt, an outer rod and an inner rod, wherein the inner rod is installed at the lower end of the side edge of the upright post, the outer rod is installed on the surface of the other end of the inner rod, and the outer rod is fixedly connected with the inner rod through the second bolt.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, the lifting mechanism is arranged, so that the height of the guardrail of the highway bridge can be conveniently adjusted, the height of the bridge can be conveniently used for protecting the highway of the bridge, the problem that a vehicle collides the bridge is avoided, and in addition, the mechanism is provided with the limiting block and the limiting groove, so that the stability of the lifting process of the supporting rod can be improved.

2. According to the utility model, the support stabilizing mechanism is arranged, so that the highway bridge guardrail can be conveniently and fixedly supported, the problem that the highway bridge guardrail turns on one side when in use is avoided, and the supportability of the bottom of the highway bridge guardrail can be improved through arranging the second bolt, the outer rod and the inner rod.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a perspective view of the lift mechanism of the present utility model;

FIG. 3 is a perspective view of the support stabilization mechanism of the present utility model;

In the figure: 1. a column; 2. a lifting mechanism; 21. a limit groove; 22. a limiting block; 23. a screw rod; 24. a first conical gear; 25. a first rotating handle; 26. a rotating lever; 27. a bearing; 28. a second bevel gear; 3. a universal wheel; 4. a support stability mechanism; 41. a second bolt; 42. an outer rod; 43. an inner rod; 44. fixing nails; 45. a screw; 46. a mounting plate; 47. a second rotating handle; 5. a lighting lamp; 6. a mounting ring; 7. a sleeve; 8. a first bolt; 9. a connecting rod; 10. and (5) supporting the rod.

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.

Example 1

Referring to fig. 1-3, the present utility model provides the following technical solutions: the utility model provides a construction rail guard, includes stand 1, universal wheel 3 is installed to the lower extreme of stand 1, and the internally mounted of stand 1 has elevating system 2, and support stability mechanism 4 is installed to the side lower extreme of stand 1, and the bracing piece 10 is installed from inside to outside to the upper end of stand 1, and connecting rod 9 is installed to the upper end of bracing piece 10, and connecting rod 9's the other end surface mounting has sleeve pipe 7, and sleeve pipe 7 passes through bolt 8 and connecting rod 9 fixed connection, and sleeve pipe 7's surface mounting has collar 6, and light 5 is installed to the side of collar 6.

Specifically, the lifting mechanism 2 comprises a screw rod 23, a first conical gear 24, a first rotating handle 25, a rotating rod 26 and a second conical gear 28, wherein the screw rod 23 is installed in the support rod 10 in a threaded connection manner, the second conical gear 28 is installed on the lower end surface of the screw rod 23, the first conical gear 24 is installed on the side edge of the second conical gear 28 in a meshed manner, the rotating rod 26 is installed on the side edge of the first conical gear 24, the first rotating handle 25 is installed on the other end of the rotating rod 26,

Through adopting above-mentioned technical scheme, can be convenient for adjust the height of highway bridge guardrail.

Specifically, the lifting mechanism 2 also comprises a limit groove 21 and a limit block 22, wherein the limit block 22 is arranged on the side edge of the lower end of the supporting rod 10, the limit groove 21 corresponding to the limit block 22 is arranged on the inner wall of the upright post 1,

By adopting the above technical scheme, the stability of the lifting process of the support rod 10 can be improved.

Specifically, the lower end of the screw rod 23 is rotationally connected with the upright post 1 through a bearing 27, the bearing 27 is arranged at the joint of the rotating rod 26 and the inner wall of the upright post 1,

By adopting the technical scheme, the problem of gear engagement dislocation of the first conical gear 24 and the second conical gear 28 can be avoided.

When the device is used, firstly, the sleeve 7 is taken down when the height of the highway bridge guardrail is adjusted, the problem that the support rod 10 is blocked due to the fact that the rotating handle 25 cannot be synchronously rotated when the height of the support rod 10 is adjusted is avoided, then, the sleeve 7 is installed with the connecting rod 9 through the bolt 8 after the lifting is finished when the rotating handle 25 rotates the rotating rod 26, the rotating rod 26 rotates to drive the bevel gear 24 to rotate, the bevel gear 24 rotates to drive the bevel gear 28 to rotate, the bevel gear 28 rotates to drive the screw rod 23 to rotate, the limiting block 22 is installed on the side edge of the lower end of the support rod 10, the limiting groove 21 corresponding to the limiting block 22 is formed in the inner wall of the upright post 1, threads corresponding to the screw rod 23 are formed in the support rod 10, the support rod 10 can be driven to lift, and the sleeve 7 is assembled with the connecting rod 9 through the bolt 8 after the lifting is finished, so that the highway bridge guardrail is assembled to be used;

Example 2

This embodiment differs from embodiment 1 in that: the support stability mechanism 4 comprises a fixed nail 44, a screw 45, a mounting plate 46 and a rotating handle II 47, wherein the mounting plate 46 is mounted at the lower end of the side edge of the upright post 1, the screw 45 is mounted in threaded connection with the inside of the mounting plate 46, the rotating handle II 47 is mounted at the upper end of the screw 45, the fixed nail 44 is mounted at the lower end of the screw 45,

By adopting the technical scheme, the stability of the highway bridge guardrail in use can be improved.

Specifically, the support stability mechanism 4 further comprises a second bolt 41, an outer rod 42 and an inner rod 43, wherein the inner rod 43 is arranged at the lower end of the side edge of the upright 1, the outer rod 42 is arranged at the surface of the other end of the inner rod 43, the outer rod 42 is fixedly connected with the inner rod 43 through the second bolt 41,

By adopting the technical scheme, the supporting performance of the bottom of the highway bridge guardrail can be improved.

When the highway bridge guardrail is used, the two groups of inner rods 43 and outer rods 42 are installed on the side edges of the upright posts 1, the two groups of inner rods 43 and the outer rods 42 are assembled through the second bolts 41, so that the length of the guardrail can be adjusted according to needs, when the highway bridge guardrail is assembled and needs to be used, the second rotating handle 47 is rotated to drive the screw 45 to rotate, and the screw 45 is rotated to drive the fixing nails 44 to be inserted into the ground, so that the highway bridge guardrail can be stably supported.

The working principle and the using flow of the utility model are as follows: when the utility model is used, the sleeve 7 is firstly taken down when the height of the highway bridge guardrail is regulated, the problem that the supporting rod 10 is blocked due to the fact that the rotating handle 25 cannot be synchronously rotated when the height of the supporting rod 10 is regulated is avoided, then the sleeve 7 is installed with the connecting rod 9 through the bolt 8 after the lifting is finished, and the highway bridge guardrail is assembled for use; for the highway bridge guardrail can use more stably, through installing two sets of interior poles 43 and outer pole 42 at the side of stand 1, rethread bolt two 41 is accomplished its equipment to adjust the length of guardrail as required, when highway bridge guardrail is assembled and is used, rotate the turning handle two 47 and drive screw 45 and rotate, screw 45 rotates and drive staple 44 and insert the ground, thereby guarantee that highway bridge guardrail can stably support.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a construction rail guard, includes stand, its characterized in that: universal wheel is installed to the lower extreme of stand, and the internally mounted of stand has elevating system, and the support stability mechanism is installed to the side lower extreme of stand, and the bracing piece is installed by inside-out to the upper end of stand, and the connecting rod is installed to the upper end of bracing piece, and the other end surface mounting of connecting rod has the sleeve pipe, and the sleeve pipe passes through bolt one and connecting rod fixed connection, and sheathed tube surface mounting has the collar, and the light is installed to the side of collar.

2. A construction kit according to claim 1, wherein: the lifting mechanism comprises a screw rod, a first conical gear, a first rotating handle, a rotating rod and a second conical gear, wherein the screw rod is installed in threaded connection with the inside of the supporting rod, the second conical gear is installed on the lower end surface of the screw rod, the first conical gear is installed on the side edge of the second conical gear in a meshed mode, the rotating rod is installed on the side edge of the first conical gear, and the first rotating handle is installed on the other end of the rotating rod.

3. A construction kit according to claim 1, wherein: the lifting mechanism further comprises a limiting groove and a limiting block, wherein the limiting block is arranged on the side edge of the lower end of the supporting rod, and the limiting groove corresponding to the limiting block is formed in the inner wall of the upright post.

4. A construction kit according to claim 2, wherein: the lower end of the screw rod is rotationally connected with the upright post through a bearing, and a bearing is arranged at the joint of the rotating rod and the inner wall of the upright post.

5. A construction kit according to claim 1, wherein: the support stability mechanism comprises a fixing nail, a screw rod, a mounting plate and a rotating handle II, wherein the mounting plate is mounted at the lower end of the side edge of the upright post, the screw rod is mounted in threaded connection with the mounting plate, the rotating handle II is mounted at the upper end of the screw rod, and the fixing nail is mounted at the lower end of the screw rod.

6. A construction kit according to claim 5, wherein: the support stability mechanism further comprises a second bolt, an outer rod and an inner rod, wherein the inner rod is arranged at the lower end of the side edge of the upright post, the outer rod is arranged on the other end surface of the inner rod, and the outer rod is fixedly connected with the inner rod through the second bolt.