Protective guardrail device for constructional engineering

Abstract

The utility model relates to the technical field of building construction, in particular to a protective guardrail device for constructional engineering, which comprises a guardrail support rod, two groups of support bases, a guardrail main body and a lifting device, the support bases are fixedly connected to the surface of the guardrail support rod, and the support bases are symmetrically arranged; the railing body is arranged on the surface of the railing supporting rod, the lifting device is fixedly connected to the surface of the railing body and comprises a limiting groove, the limiting groove is fixedly connected to the surface of the railing body, and the inner wall of the limiting groove is connected with a lifting rod in a sleeved mode. By arranging the lifting device, the height of the lifting rod can be conveniently and rapidly adjusted, the situation that an operator needs to prepare more tools for protection during building operation, inconvenience and complexity are caused, the working efficiency is reduced is avoided, and the usability of equipment is effectively improved.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a protective guardrail device used in construction projects. Background Art

[0002] Building guardrails are a type of safety facility designed to protect personal safety and equipment facilities, avoid danger or block passage. Building guardrails are designed and installed to ensure safety, prevent unauthorized entry or ensure the safe movement of people. They are usually installed on the edges of buildings, stairs, balconies, etc. to prevent people from falling or to ensure that they can only move within a specific area.

[0003] In the prior art, such as CN113107272B, a safety protection device for construction engineering includes a guardrail, a connecting rod fixedly mounted on the guardrail, a mounting cavity, a rectangular groove, a clamping groove, and multiple mounting grooves formed on the guardrail, a gear rotatably connected in the mounting cavity, a warning mechanism disposed between the mounting cavity and multiple slides, the warning mechanism meshing with the gear, a driving mechanism disposed in the clamping groove, the driving mechanism extending into the mounting cavity and meshing with the gear, two clamping mechanisms and a pulling mechanism disposed on the connecting rod, the pulling mechanism extending into and slidably connected to the two clamping mechanisms, a fixing mechanism disposed on the pulling mechanism, the warning mechanism including a slide slidably connected to the guardrail, and warning lights slidably connected in the multiple mounting grooves. The present invention has a reasonable structural design, can achieve rapid connection between two guardrails, and can provide a stable vertical connection between the two guardrails.

[0004] In order to solve the problem of raising and lowering the guardrail height with existing equipment, since the existing equipment needs to replace the guardrail as a whole to change the height, when the operator is working in the construction, it is necessary to prepare more tools for protection, which is inconvenient and cumbersome, and reduces work efficiency. Improvements are needed. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a protective guardrail device for construction projects.

[0006] In order to achieve the above-mentioned purpose, the present invention adopts the following technical solutions: a protective guardrail device for construction projects, comprising a guardrail support rod, a support base, a railing body and a lifting device, wherein the support base is fixedly connected to the surface of the guardrail support rod, and the number of the support bases is two groups symmetrically arranged, the railing body is arranged on the surface of the guardrail support rod, the lifting device is fixedly connected to the surface of the railing body, the lifting device includes a limit groove, the limit groove is fixedly connected to the surface of the railing body, and the inner wall of the limit groove is sleeved with a lifting rod.

[0007] Furthermore, the surface of the lifting rod is fixedly connected to a cross bar, the surface of the cross bar is fixedly connected to a fixing rod, the number of the fixing rods is two groups and they are symmetrically arranged, the surface of the fixing rods is provided with positioning holes, the surface of the railing body is fixedly connected to a positioning block, the number of the positioning blocks is two groups and they are symmetrically arranged, and the fixing rods are sleeved and connected to the inner walls of the positioning blocks.

[0008] Furthermore, a stabilizing groove is fixedly connected to the surface of the positioning block, a stabilizing spring is fixedly connected to the surface of the positioning block, the stabilizing spring is sleeved and connected to the inner wall of the stabilizing groove, and a positioning column is fixedly connected to the end of the stabilizing spring away from the positioning block, and the positioning column is engaged and connected to the inner wall of the stabilizing groove.

[0009] Furthermore, a positioning groove is provided on the surface of the positioning block, an insertion rod is inserted into the inner wall of the positioning groove, the insertion rod is fixedly connected to the surface of the connecting block, and a handle is fixedly connected to the surface of the connecting block.

[0010] Furthermore, the inner wall of the guardrail support rod is embedded with an adjustment device, and the adjustment device includes two fixing grooves, and the fixing grooves are embedded with the inner wall of the guardrail support rod. The inner wall of the guardrail support rod is embedded with a threaded rod, and the threaded rod is embedded with the inner wall of the fixing groove.

[0011] Furthermore, the surface of the threaded rod is threadedly connected to a threaded ring, and the number of the threaded rings is two groups. A sliding groove is opened on the surface of the guardrail support rod, and a sliding block is fixedly connected to the surface of the threaded ring, and the sliding block is engaged with the inner wall of the sliding groove.

[0012] Furthermore, a limiting ring is fixedly connected to the surface of the threaded rod, a slot is provided on the inner wall of the guardrail support rod, the limiting ring is sleeved and connected to the inner wall of the slot, and a rotating wheel is fixedly connected to the surface of the threaded rod.

[0013] Compared with the prior art, the advantages and positive effects of the present invention are:

[0014] When the lifting rod is adjusted to a suitable height, the handle is released, and the stabilizing spring rebounds to its original position after losing its restraint, so that the insertion rod is inserted and connected to the inner wall of the positioning groove, and the height of the lifting rod is fixed. By setting the lifting device, the height of the lifting rod can be quickly adjusted, which avoids the need for operators to prepare more tools for protection during construction work, which is inconvenient and cumbersome, reduces work efficiency, and effectively improves the usability of the equipment.

[0015] 2. In the utility model, an adjustment device is provided to facilitate the adjustment of the height of the railing body. The rotating wheel is rotated, and the threaded rod is rotated accordingly, so that the limit ring rotates in the slot. The threaded rod and the inner wall of the threaded ring are threaded, and the threaded ring is fixedly connected to the surface of the sliding block. Then the sliding block slides up and down for adjustment. By providing an adjustment device, it is convenient to fine-tune the overall height of the equipment, avoiding uncomfortable height spacing during use, and the need for overall adjustment, which is relatively inconvenient, thereby effectively improving the convenience of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of a protective guardrail device for construction engineering proposed by the utility model;

[0017] Figure 2 This is a schematic diagram of the main structure of a lifting device in a protective guardrail device for construction engineering proposed in the utility model;

[0018] Figure 3 The utility model proposes a protective guardrail device for construction engineering Figure 2 Schematic diagram of point A;

[0019] Figure 4 This is a schematic diagram of the main structure of an adjustment device in a protective guardrail device for construction projects proposed in the utility model;

[0020] Figure 5 The utility model proposes a protective guardrail device for construction engineering Figure 4 Schematic diagram of point B.

[0021] Legend:

[0022] 1. Guardrail support rod; 2. Support base; 3. Guardrail body; 4. Lifting device; 5. Adjustment device; 401. Limiting groove; 402. Lifting rod; 403. Cross bar; 404. Fixing rod; 405. Positioning hole; 406. Positioning block; 407. Stabilizing groove; 408. Stabilizing spring; 409. Positioning column; 410. Connecting block; 411. Positioning groove; 412. Insert rod; 413. Handle; 51. Fixing groove; 52. Threaded rod; 53. Threaded ring; 54. Sliding groove; 55. Sliding block; 56. Limiting ring; 57. Slot; 58. Turntable. DETAILED DESCRIPTION

[0023] See also Figure 1-5 The utility model provides a technical solution: a protective guardrail device for construction projects, including a guardrail support rod 1, a support base 2, a railing body 3 and a lifting device 4, the support base 2 is fixedly connected to the surface of the guardrail support rod 1, the number of support bases 2 is two groups and they are symmetrically arranged, the railing body 3 is arranged on the surface of the guardrail support rod 1, and the lifting device 4 is fixedly connected to the surface of the railing body 3.

[0024] The specific configuration and functions of the lifting device 4 and the adjusting device 5 will be described in detail below.

[0025] In this embodiment, the lifting device 4 includes a limiting groove 401 , which is fixedly connected to the surface of the railing body 3 , and a lifting rod 402 is sleeved on the inner wall of the limiting groove 401 .

[0026] The effect achieved by the above components is that the height of the device 5 can be easily adjusted by setting the lifting rod 402.

[0027] Specifically, the surface of the lifting rod 402 is fixedly connected to the cross bar 403, the surface of the cross bar 403 is fixedly connected to the fixing rod 404, the number of the fixing rods 404 is symmetrically arranged in two groups, and the surface of the fixing rods 404 is provided with positioning holes 405. The surface of the railing body 3 is fixedly connected to the positioning blocks 406, the number of the positioning blocks 406 is symmetrically arranged in two groups, and the fixing rods 404 are sleeved and connected to the inner walls of the positioning blocks 406.

[0028] The effect achieved by the above components is that by setting the connection between the fixing rod 404 and the positioning block 406, it is convenient to fine-tune the height of the lifting rod 402.

[0029] Specifically, the surface of the positioning block 406 is fixedly connected to a stabilizing groove 407, the surface of the positioning block 406 is fixedly connected to a stabilizing spring 408, the stabilizing spring 408 is sleeved and connected to the inner wall of the stabilizing groove 407, and the end of the stabilizing spring 408 away from the positioning block 406 is fixedly connected to a positioning column 409, and the positioning column 409 is interlocked and connected to the inner wall of the stabilizing groove 407.

[0030] The effect achieved by the above components is that the device is facilitated to rebound by stabilizing the spring 408 .

[0031] Specifically, a positioning groove 411 is opened on the surface of the positioning block 406, and an insertion rod 412 is inserted into the inner wall of the positioning groove 411. The insertion rod 412 is fixedly connected to the surface of the connecting block 410, and a handle 413 is fixedly connected to the surface of the connecting block 410.

[0032] The effect achieved by the above components is that the height of the lifting rod 402 can be fixed by providing the insertion rod 412 .

[0033] Specifically, the inner wall of the guardrail support rod 1 is embedded with an adjusting device 5, and the adjusting device 5 includes a fixing groove 51. There are two groups of fixing grooves 51, and the fixing grooves 51 are embedded with the inner wall of the guardrail support rod 1. The inner wall of the guardrail support rod 1 is embedded with a threaded rod 52, and the threaded rod 52 is embedded with the inner wall of the fixing groove 51.

[0034] The effect achieved by the above components is that the overall height of the device 5 can be easily adjusted by providing the threaded rod 52 .

[0035] Specifically, the surface of the threaded rod 52 is threadedly connected to a threaded ring 53, and there are two groups of threaded rings 53. A sliding groove 54 is opened on the surface of the guardrail support rod 1, and a sliding block 55 is fixedly connected to the surface of the threaded ring 53. The sliding block 55 is engaged with the inner wall of the sliding groove 54.

[0036] The effect achieved by the above components is that the height of the railing body 3 can be easily controlled by providing a connection between the sliding block 55 and the sliding groove 54 .

[0037] Specifically, a limiting ring 56 is fixedly connected to the surface of the threaded rod 52 , a slot 57 is provided on the inner wall of the guardrail support rod 1 , the limiting ring 56 is sleeved and connected to the inner wall of the slot 57 , and a rotating wheel 58 is fixedly connected to the surface of the threaded rod 52 .

[0038] The effect achieved by the above components is that by providing the rotating wheel 58 , the overall height of the device can be fine-tuned.

[0039] Working principle: By setting up the lifting device 4, it is convenient to lift and lower the lifting rod 402, and the lifting rod 402 is more convenient. To do this, pull the handle 413, and then the handle 413 drives the connecting block 410 to move, and the positioning column 409 is fixedly connected to the surface of the connecting block 410, so that the stabilizing spring 408 fixedly connected to the surface of the positioning column 409 is stretched and expanded, and then the insertion rod 412 moves and slides out of the inner wall of the positioning groove 411, and then the cross bar 403 is moved, so that the cross bar 403 drives the lifting rod 402 to adjust the height. When it is adjusted to the appropriate height, release the handle 413, and then the stabilizing spring 408 loses its restraint and rebounds to its original position, so that the insertion rod 412 is inserted and connected to the inner wall of the positioning groove 411, and then the height of the lifting rod 402 is fixed. By setting up the lifting device 4, It is convenient to quickly adjust the height of the lifting rod 402, avoiding the need for operators to prepare more tools for protection during construction operations, which is inconvenient and cumbersome, and reduces work efficiency. This effectively improves the usability of the equipment. In addition, by setting up an adjustment device 5, it is convenient to adjust the height of the handrail body 3. To do this, rotate the wheel 58, and then the threaded rod 52 will rotate accordingly, so that its limit ring 56 rotates in the slot 57. The threaded rod 52 and the inner wall of the threaded ring 53 are threaded, and the threaded ring 53 is fixedly connected to the surface of the sliding block 55. Then the sliding block 55 slides up and down for adjustment. By setting up the adjustment device 5, it is convenient to fine-tune the overall height of the equipment, avoiding the occurrence of height spacing discomfort during use, and the need for overall adjustment, which is inconvenient. This effectively improves the convenience of the equipment.

Claims

1. A protective guardrail device for construction engineering, comprising a guardrail support rod (1), a support base (2), a guardrail body (3) and a lifting device (4), characterized in that: The support base (2) is fixedly connected to the surface of the guardrail support rod (1), and the number of the support bases (2) is two groups and they are symmetrically arranged. The railing body (3) is arranged on the surface of the guardrail support rod (1), and the lifting device (4) is fixedly connected to the surface of the railing body (3). The lifting device (4) includes a limiting groove (401), and the limiting groove (401) is fixedly connected to the surface of the railing body (3). The inner wall of the limiting groove (401) is sleeved with a lifting rod (402).

2. A protective guardrail device for construction engineering according to claim 1, characterized in that: The lifting rod (402) is fixedly connected to a cross rod (403) on its surface, and the cross rod (403) is fixedly connected to a fixing rod (404) on its surface. The fixing rods (404) are arranged symmetrically in two groups. Positioning holes (405) are provided on the surface of the fixing rods (404). The surface of the handrail body (3) is fixedly connected to a positioning block (406). The positioning blocks (406) are arranged symmetrically in two groups. The fixing rods (404) are sleeved and connected to the inner walls of the positioning blocks (406).

3. A protective guardrail device for construction engineering according to claim 2, characterized in that: The surface of the positioning block (406) is fixedly connected to a stabilizing groove (407), the surface of the positioning block (406) is fixedly connected to a stabilizing spring (408), the stabilizing spring (408) is sleeved and connected to the inner wall of the stabilizing groove (407), and one end of the stabilizing spring (408) away from the positioning block (406) is fixedly connected to a positioning column (409), and the positioning column (409) is engaged and connected to the inner wall of the stabilizing groove (407).

4. A protective guardrail device for construction engineering according to claim 3, characterized in that: A positioning groove (411) is provided on the surface of the positioning block (406), an insertion rod (412) is inserted into the inner wall of the positioning groove (411), the insertion rod (412) is fixedly connected to the surface of the connecting block (410), and a handle (413) is fixedly connected to the surface of the connecting block (410).

5. The protective guardrail device for construction engineering according to claim 1, characterized in that: The inner wall of the guardrail support rod (1) is engaged with an adjusting device (5), the adjusting device (5) comprises fixing grooves (51), the fixing grooves (51) are in two groups, the fixing grooves (51) are engaged with the inner wall of the guardrail support rod (1), the inner wall of the guardrail support rod (1) is engaged with a threaded rod (52), and the threaded rod (52) is engaged with the inner wall of the fixing groove (51).

6. A protective guardrail device for construction engineering according to claim 5, characterized in that: The surface of the threaded rod (52) is threadedly connected to a threaded ring (53), and the number of the threaded rings (53) is two groups. A sliding groove (54) is opened on the surface of the guardrail support rod (1), and a sliding block (55) is fixedly connected to the surface of the threaded ring (53). The sliding block (55) is engaged with the inner wall of the sliding groove (54).

7. A protective guardrail device for construction projects according to claim 6, characterized in that: The surface of the threaded rod (52) is fixedly connected to a limiting ring (56), the inner wall of the guardrail support rod (1) is provided with a clamping groove (57), the limiting ring (56) is sleeved and connected to the inner wall of the clamping groove (57), and the surface of the threaded rod (52) is fixedly connected to a rotating wheel (58).

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