Folding anti-collision guardrail

Abstract

The utility model relates to the technical field of anti-collision guardrails, in particular to a folding type anti-collision guardrail which comprises a stand column, a telescopic mechanism is arranged on the surface of the inner side of the stand column, a connecting block is fixedly connected to the surface of one side of the stand column, and a folding mechanism is arranged on the surface of one side of the connecting block. According to the folding type anti-collision guardrail, through the arrangement of the folding mechanism, when the folding type anti-collision guardrail is used, the guardrail plates are pushed, the first hinge and the second hinge can rotate around the rotating shaft, the two adjacent groups of guardrail plates can be unfolded, fixing blocks are taken up, fixing pins are inserted into pin holes in the surfaces of the first hinge and the second hinge, and then the guardrail plates are unfolded; the fixing pin and the fixing block can fix the first hinge and the second hinge, the two sets of hinges cannot rotate, the position of the guardrail plate is locked, the stability of the guardrail plate is ensured, when the guardrail is not used, the fixing pin and the fixing block are pulled out of the first hinge and the second hinge, the two sets of hinges can rotate, and the guardrail plate can be folded. And the storage and transportation space requirements are greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field related to anti-collision guardrails, and in particular to a foldable anti-collision guardrail. Background Art

[0002] Anti-collision guardrails are mainly used in places where temporary or long-term anti-collision facilities are required, such as roads, construction sites, parking lots, etc. They are usually made of steel, such as round steel pipes, square steel pipes or corrugated steel plates. The columns of the anti-collision guardrails are fixed to the ground by expansion bolts. They are usually installed on both sides of the road, near construction sites, along the edges of parking lots, etc. Traditional anti-collision guardrails are inconvenient to transport and store, and they take up a large space. Therefore, there is a special need for a foldable anti-collision guardrail.

[0003] However, most existing anti-collision guardrails are fixed structures. During transportation and storage, they are inconvenient to transport due to their large size, and require a large amount of warehouse space for storage, which increases logistics and storage costs. Utility Model Content

[0004] The purpose of the present utility model is to provide a foldable anti-collision guardrail to solve the problem that the existing anti-collision guardrails proposed in the above background technology are mostly fixed structures. During transportation and storage, due to the large size of the fixed anti-collision guardrails, it is inconvenient to transport them, and they need to occupy a large amount of warehouse space during storage, which increases logistics costs and warehousing costs.

[0005] To achieve the above-mentioned object, the present invention provides the following technical solution: a foldable anti-collision guardrail, comprising a column, wherein the inner surface of the column is provided with a telescopic mechanism, a connecting block is fixedly connected to one side surface of the column, and a folding mechanism is provided on one side surface of the connecting block;

[0006] The folding mechanism includes a guardrail plate, a first hinge, a rotating shaft, a protective sleeve, a pin hole, a fixing pin, a fixing block and a second hinge. One side surface of the connecting block is fixedly connected to the guardrail plate, one side surface of the guardrail plate is fixedly connected to the first hinge, the inner surface of the first hinge is rotatably connected to the rotating shaft, the outer surface of the rotating shaft is fixedly connected to the protective sleeve, the upper surface of the first hinge is provided with a pin hole, the inner surface of the pin hole is slidably connected to the fixing pin, the upper surface of the fixing pin is fixedly connected to the fixing block, and the outer surface of the rotating shaft is rotatably connected to the second hinge.

[0007] Preferably, the connection blocks are provided in multiple groups on the surface of the column, and the guardrail plates are provided in multiple groups.

[0008] Preferably, the inner wall size of the pin hole matches the outer wall size of the fixing pin, and the upper surface of the second hinge is also provided with a pin hole.

[0009] Preferably, the telescopic mechanism includes a threaded rod, a connecting rod, a handwheel, a fixed base and a fixing hole. The inner surface of the column is threadedly connected to the threaded rod, the upper surface of the threaded rod is fixedly connected to the connecting rod, the upper surface of the connecting rod is fixedly connected to the handwheel, the lower surface of the threaded rod is rotatably connected to the fixed base, and the upper surface of the fixed base is provided with a fixing hole.

[0010] Preferably, the hand wheel forms a rotating structure with the fixed base through a threaded rod, and the fixing holes are provided in multiple groups on the surface of the fixed base.

[0011] Compared with the prior art, the beneficial effects of the present invention are: this foldable anti-collision guardrail, through the setting of the folding mechanism, when in use, push the guardrail plate, the first hinge and the second hinge will rotate around the rotation axis, so that the two adjacent groups of guardrail plates can be unfolded, pick up the fixing block, insert the fixing pin into the pin hole on the surface of the first hinge and the second hinge, the fixing pin and the fixing block will fix the first hinge and the second hinge, so that the two sets of pages will not rotate, lock the position of the guardrail plate, and ensure the stability of the guardrail plate. When not in use, pull the fixing pin and the fixing block out of the first hinge and the second hinge, the two sets of pages can be rotated, and the guardrail plate can be folded, which greatly reduces the space requirements for storage and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a side view of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the guardrail plate of the utility model in the folded state;

[0014] Figure 3 This is a schematic diagram of the structure of the threaded rod and the connecting rod cooperating with each other in the utility model;

[0015] Figure 4 This is a schematic diagram of the structure in which the first hinge and the rotating shaft cooperate with each other in the present utility model.

[0016] In the figure: 1. column; 2. telescopic mechanism; 201. threaded rod; 202. connecting rod; 203. handwheel; 204. fixed base; 205. fixing hole; 3. connecting block; 4. folding mechanism; 401. guardrail plate; 402. first hinge; 403. rotating shaft; 404. protective cover; 405. pin hole; 406. fixing pin; 407. fixing block; 408. second hinge. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0018] See also Figure 1-4 The utility model provides a technical solution: a foldable anti-collision guardrail, comprising a column 1, a telescopic mechanism 2 is provided on the inner surface of the column 1, a connecting block 3 is fixedly connected to one side surface of the column 1, and a folding mechanism 4 is provided on one side surface of the connecting block 3;

[0019] The folding mechanism 4 includes a guardrail plate 401, a first hinge 402, a rotating shaft 403, a protective cover 404, a pin hole 405, a fixing pin 406, a fixing block 407 and a second hinge 408. One side surface of the connecting block 3 is fixedly connected to the guardrail plate 401, and one side surface of the guardrail plate 401 is fixedly connected to the first hinge 402. The inner surface of the first hinge 402 is rotatably connected to the rotating shaft 403, and the outer surface of the rotating shaft 403 is fixedly connected to the protective cover 404. A pin hole 405 is provided on the upper surface of the first hinge 402. The inner surface of the pin hole 405 is slidably connected to the fixing pin 406. The upper surface of the fixing pin 406 is fixedly connected to the fixing block 407. The outer surface of the rotating shaft 403 is rotatably connected to the second hinge 408. , pin hole 405, fixing pin 406, fixing block 407 and the setting of the second hinge 408. When in use, push the guardrail board 401, the first hinge 402 and the second hinge 408 will rotate around the rotation axis 403, so that the two adjacent groups of guardrail boards 401 can be unfolded, pick up the fixing block 407, insert the fixing pin 406 into the pin hole 405 on the surface of the first hinge 402 and the second hinge 408, the fixing pin 406 and the fixing block 407 will fix the first hinge 402 and the second hinge 408, so that the two sets of pages will not rotate, lock the position of the guardrail board 401, and ensure the stability of the guardrail board 401. When not in use, pull the fixing pin 406 and the fixing block 407 out of the first hinge 402 and the second hinge 408, the two sets of pages can be rotated, and the guardrail board 401 can be folded, which greatly reduces the space requirements for storage and transportation.

[0020] Furthermore, multiple groups of connecting blocks 3 are provided on the surface of the column 1, and multiple groups of guardrail plates 401 are provided. Through the setting of the connecting blocks 3, when in use, multiple groups of connecting blocks 3 are commonly connected to the guardrail plates 401, making the connection of the guardrail plates 401 more stable.

[0021] Furthermore, the inner wall size of the pin hole 405 is consistent with the outer wall size of the fixing pin 406, and a pin hole 405 is also provided on the upper surface of the second hinge 408. Through the setting of the pin hole 405 and the fixing pin 406, when in use, the fixing pin 406 can be inserted into the interior of the pin hole 405, and the pin hole 405 limits the fixing pin 406. At the same time, due to the friction between the inner wall of the pin hole 405 and the outer wall of the fixing pin 406, the fixing pin 406 is not easy to detach from the inside of the pin hole 405, thereby increasing the stability of the guardrail plate 401.

[0022] Furthermore, the telescopic mechanism 2 includes a threaded rod 201, a connecting rod 202, a handwheel 203, a fixed base 204 and a fixing hole 205. The inner surface of the column 1 is threadedly connected to the threaded rod 201, the upper surface of the threaded rod 201 is fixedly connected to the connecting rod 202, the upper surface of the connecting rod 202 is fixedly connected to the handwheel 203, the lower surface of the threaded rod 201 is rotatably connected to the fixed base 204, and the upper surface of the fixed base 204 is provided with a fixing hole 205. Through the arrangement of the threaded rod 201, the connecting rod 202, the handwheel 203, the fixed base 204 and the fixing hole 205, when in use, the handwheel 203 is rotated to drive the connecting rod 202 and the threaded rod 201 to rotate, and the rotational movement of the threaded rod 201 will be converted into a linear movement of the column 1, so that the column 1 can be raised, which can adapt to the needs of different heights and improve its applicability. The surface of the fixing hole 205 can be penetrated by an expansion bolt, which can fix the column 1 on the ground.

[0023] Furthermore, the handwheel 203 forms a rotating structure with the fixed base 204 through the threaded rod 201, and multiple groups of fixing holes 205 are set on the surface of the fixed base 204. Through the setting of the fixed base 204, when in use, multiple groups of fixing holes 205 are set on the surface of the fixed base 204, so that the column 1 is fixed more stably.

[0024] Working principle: When in use, turn the hand wheel 203 to drive the connecting rod 202 and the threaded rod 201 to rotate. The rotational motion of the threaded rod 201 will be converted into the linear motion of the column 1, so that the column 1 can be raised to meet the needs of different heights, improving its applicability. The surface of the fixing hole 205 can be penetrated with an expansion bolt, which can fix the column 1 on the ground. Push the guardrail board 401, the first hinge 402 and the second hinge 408 will rotate around the rotation axis 403, so that the two adjacent sets of guardrail boards 401 can be unfolded, pick up the fixing block 407, and insert the fixing pin 406 into the first The pin holes 405 on the surfaces of the hinge 402 and the second hinge 408 limit the fixing pin 406, thereby increasing the stability of the guardrail board 401. The fixing pin 406 and the fixing block 407 will fix the first hinge 402 and the second hinge 408, so that the two combined hinges will not rotate, lock the position of the guardrail board 401, and ensure the stability of the guardrail board 401. When not in use, the fixing pin 406 and the fixing block 407 are pulled out of the first hinge 402 and the second hinge 408, and the two combined hinges can be rotated, and the guardrail board 401 can be folded, which greatly reduces the space requirements for storage and transportation.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A foldable anti-collision guardrail, comprising a column (1), characterized in that: The inner surface of the column (1) is provided with a telescopic mechanism (2), one side surface of the column (1) is fixedly connected with a connecting block (3), and one side surface of the connecting block (3) is provided with a folding mechanism (4); The folding mechanism (4) comprises a guardrail plate (401), a first hinge (402), a rotating shaft (403), a protective sleeve (404), a pin hole (405), a fixing pin (406), a fixing block (407) and a second hinge (408); a side surface of the connecting block (3) is fixedly connected to the guardrail plate (401); a side surface of the guardrail plate (401) is fixedly connected to the first hinge (402); an inner surface of the first hinge (402) is rotatably connected to the rotating shaft (403); an outer surface of the rotating shaft (403) is fixedly connected to the protective sleeve (404); a pin hole (405) is provided on the upper surface of the first hinge (402); an inner surface of the pin hole (405) is slidably connected to the fixing pin (406); an upper surface of the fixing pin (406) is fixedly connected to the fixing block (407); and an outer surface of the rotating shaft (403) is rotatably connected to the second hinge (408).

2. The foldable anti-collision guardrail according to claim 1, characterized in that: The connection blocks (3) are provided in multiple groups on the surface of the column (1), and the guardrail plates (401) are provided in multiple groups.

3. The foldable anti-collision guardrail according to claim 1, characterized in that: The inner wall size of the pin hole (405) matches the outer wall size of the fixing pin (406), and the upper surface of the second hinge (408) is also provided with a pin hole (405).

4. The foldable anti-collision guardrail according to claim 1, characterized in that: The telescopic mechanism (2) comprises a threaded rod (201), a connecting rod (202), a hand wheel (203), a fixed base (204) and a fixing hole (205); the inner surface of the column (1) is threadedly connected to the threaded rod (201); the upper surface of the threaded rod (201) is fixedly connected to the connecting rod (202); the upper surface of the connecting rod (202) is fixedly connected to the hand wheel (203); the lower surface of the threaded rod (201) is rotatably connected to the fixed base (204); and the upper surface of the fixed base (204) is provided with a fixing hole (205).

5. The foldable anti-collision guardrail according to claim 4, characterized in that: The hand wheel (203) forms a rotating structure through a threaded rod (201) and a fixed base (204), and a plurality of fixing holes (205) are provided on the surface of the fixed base (204).

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