CN219261951U

CN219261951U - Portable protective fence

Info

Publication number: CN219261951U
Application number: CN202320249937.7U
Authority: CN
Inventors: 刘福建
Original assignee: Anhui Fuheng Construction Engineering Co ltd
Current assignee: Anhui Fuheng Construction Engineering Co ltd
Priority date: 2023-02-08
Filing date: 2023-02-08
Publication date: 2023-06-27
Anticipated expiration: 2033-02-08

Abstract

The utility model relates to the technical field of protective fences, in particular to a portable protective fence. Including the first stand that is located left side position, the second stand that is located right side position, bracing piece and bracing piece bottom position's of first stand and second stand bottom position installation truckle, the position is provided with the extensible member between first stand and the second stand, the spout has been seted up to first stand and second stand upper portion position that is close to each other, extensible member bottom articulates with first stand and second stand respectively, upper portion extends to in the spout, first stand openly one side outer wall position articulates there is the connecting rod, the draw-in groove has been seted up to connecting rod bottom position, extensible member and the positive one side of second stand are all fixed be provided with the peg of draw-in groove cooperation use. Can avoid the rail guard to retract automatically when the rail guard is used, avoid the rail guard to open automatically when transporting.

Description

Portable protective fence

Technical Field

The utility model relates to the technical field of protective fences, in particular to a portable protective fence.

Background

The guard rail is needed in the occasions such as building construction, road construction, market, exhibition hall and the like, and is used for isolating pedestrians from construction sites, equipment articles, commodities and the like.

The existing equipment has the following publication numbers: the portable protective guard for electric power construction of CN212295878U is characterized by comprising a placement box, a plurality of connecting vertical rods and a plurality of folding brackets, wherein a cavity is formed in the placement box, an opening is formed in the right surface of the placement box, supporting wheels are arranged on the left front side, the right front side, the left rear side and the right rear side of the bottom end of the placement box, and transverse strip-shaped through holes are formed in the bottom surface of the placement box; the folding bracket is arranged at intervals with the connecting vertical rod; the top of the connecting vertical rod is provided with a top plate … …, a sliding groove extending along the vertical direction is formed in the upper portion of the left side inner wall of the placement box, a sliding block is arranged in the sliding groove, the leftmost first connecting block is fixedly connected with the sliding block, and the leftmost second connecting block is fixedly connected with the inner wall of the left side wall of the placement box. The whole equipment is comparatively bloated, and during the in-process of use, folding support receives the effort of outside, and the gyro wheel takes place to roll easily, leads to folding support to take place to retract automatically easily, and the fixity is not good.

As another example, publication No.: CN211498635U a portable guardrail bar, including A shell, the inside of A shell is through A post movable mounting B pole and A pole, and passes through cross connection between B pole and the A pole fixedly, B pole and A pole are through B post movable mounting B shell, the bottom of A shell and B shell is all fixed mounting has the bottom plate, the bottom of A post and B post is all fixed mounting has the base, the positive fixed mounting of A shell has reflection of light warning sign, the positive fixed mounting of B shell has propaganda warning sign. The rail guard after stretching can be fixed with the bottom plate through the screw rod, is fixed through buckle and cassette in the transportation, avoids the rail guard to expand automatically, but when equipment, stretching use are assembled to the rail guard, the spare part that needs to adjust is more, has increased the space occupation, the production cost of manufacture and the equipment dismantlement time of equipment.

Disclosure of Invention

(one) solving the technical problems

In order to solve the problems in the prior art, the utility model provides a portable guard rail which is simple in equipment structure and small in space occupation, and the guard rail can be prevented from being fixed during use, so that the guard rail is prevented from retracting.

(II) technical scheme

In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps:

the utility model provides a portable rail guard, includes the first stand that is located left side position, is located the second stand of right side position, the bracing piece of first stand and second stand bottom position installation and the truckle of bracing piece bottom position, the position is provided with the extensible member between first stand and the second stand, the spout has been seted up to first stand and second stand upper portion position that is close to each other, the extensible member bottom is articulated with first stand and second stand respectively, and upper portion extends to in the spout, first stand openly one side outer wall position articulates there is the connecting rod, the draw-in groove has been seted up to connecting rod bottom position, extensible member and the positive one side of second stand are all fixed be provided with the peg that uses with the draw-in groove cooperation. Can avoid the rail guard to retract automatically when the rail guard is used, avoid the rail guard to open automatically when transporting.

Preferably, the telescopic member comprises a first protection rod, a second protection rod, a third protection rod and a fourth protection rod, wherein the end parts of the first protection rod and the end parts of the second protection rod are mutually hinged to form a V-shaped structure, the end parts of the third protection rod and the end parts of the fourth protection rod are mutually hinged to form a 'Λ' structure, the middle parts of the first protection rod and the third protection rod are mutually hinged, and the middle parts of the second protection rod and the fourth protection rod are mutually hinged.

Preferably, the telescopic piece further comprises a plurality of reinforcing rods, and a plurality of parallelograms are spliced among the first protective rod, the second protective rod, the third protective rod, the fourth protective rod and the reinforcing rods.

Preferably, the connecting rod is located the front upper and lower both sides of first stand and is provided with two, and uses with the peg cooperation on first guard bar and the third guard bar respectively.

(III) beneficial effects

The utility model provides a portable guard rail. The beneficial effects are as follows:

(1) Through the use of connecting plate, draw-in groove and peg, in the use, can avoid the rail guard to retract automatically, in the in-process of transportation, can avoid the rail guard to open automatically.

(2) The equipment has simple structure, small space occupation and more flexible assembly and storage.

Drawings

Fig. 1 is a perspective view of the present utility model.

In the figure: 1. a first upright; 2. a second upright; 3. a support rod; 4. casters; 5. a telescoping member; 6. a chute; 7. a connecting rod; 8. a clamping groove; 9. a hanging rod; 501. a first guard bar; 502. a second guard bar; 503. a third guard bar; 504. a fourth guard bar; 505. and a reinforcing 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.

As shown in fig. 1, the portable guard rail of this embodiment includes a first upright 1 located at a left side, a second upright 2 located at a right side, a support rod 3 installed at a bottom position of the first upright 1 and the second upright 2, and casters 4 installed at a bottom position of the support rod 3, a telescopic member 5 is disposed between the first upright 1 and the second upright 2, a chute 6 is disposed at an upper position where the first upright 1 and the second upright 2 are close to each other, bottoms of the telescopic member 5 are hinged to the first upright 1 and the second upright 2, upper portions of the telescopic member 5 extend into the chute 6, when the first upright 1 and the second upright 2 are pulled apart toward two sides, the telescopic member 5 extends, bottoms of the telescopic member 5 are hinged to the first upright 1 and the second upright 2, and upper portions of the telescopic member 5 slide downward in the chute 6. The outer wall position of one side of the front face of the first upright 1 is hinged with a connecting rod 7, the bottom position of the connecting rod 7 is provided with a clamping groove 8, and hanging rods 9 matched with the clamping groove 8 are fixedly arranged on one sides of the front faces of the telescopic pieces 5 and the second upright 2. When the guardrail is unfolded, the connecting rod 7 is rotated to enable the connecting rod 7 to be matched with the hanging rod 9 on the telescopic piece 5, the clamping groove 8 on the connecting rod 7 is clamped on the hanging rod 9 on the telescopic piece 5, the hanging rod 9 on the telescopic piece 5 can limit the telescopic piece 5, the distance between the first upright 1 and the second upright 2 is limited, when the guardrail is contracted, the connecting rod 7 is rotated to enable the clamping groove 8 to be separated from the hanging rod 9, then the first upright 1 and the second upright 2 are pushed towards the middle, after the guardrail is contracted, the connecting rod 7 is rotated to enable the connecting rod 7 to be matched with the hanging rod 9 on the second upright 2, and the clamping groove 8 on the connecting rod 7 is clamped on the hanging rod 9 on the second upright 2 to ensure that the guardrail can not be automatically opened when in transportation.

Further, the telescopic member 5 includes a first protection rod 501, a second protection rod 502, a third protection rod 503 and a fourth protection rod 504, the ends of the first protection rod 501 and the second protection rod 502 are hinged to each other to form a V-shaped structure, the ends of the third protection rod 503 and the fourth protection rod 504 are hinged to each other to form a Λ -shaped structure, the middle parts of the first protection rod 501 and the third protection rod 503 are hinged to each other, and the middle parts of the second protection rod 502 and the fourth protection rod 504 are hinged to each other.

Further, the telescopic member 5 further comprises a plurality of reinforcing rods 505, and a plurality of parallelograms are spliced between the first shielding rod 501, the second shielding rod 502, the third shielding rod 503, the fourth shielding rod 504 and the reinforcing rods 505. The protection area of the guardrail is increased, and the overall strength of the guardrail is improved.

Further, two connecting rods 7 are disposed on the upper side and the lower side of the front face of the first upright 1, and are respectively matched with hanging rods 9 on the first protection rod 501 and the third protection rod 503. When guaranteeing guardrail open condition, fixed stability.

Working principle: when the guardrail is unfolded and used, the first upright 1 and the second upright 2 are pulled to two sides, the connecting rod 7 is rotated, the clamping groove 8 on the connecting rod 7 is clamped on the hanging rod 9 on the telescopic piece 5, the first upright 1 and the second upright 2 are prevented from moving relatively under the action of the connecting rod 7, the distance between the first upright 1 and the second upright 2 is limited, the connecting rod 7 is rotated during shrinkage, the clamping groove 8 is separated from the hanging rod 9, the first upright 1 and the second upright 2 are pushed towards the middle, after shrinkage, the connecting rod 7 is rotated to be matched with the hanging rod 9 on the second upright 2, the clamping groove 8 on the connecting rod 7 is clamped on the hanging rod 9 on the second upright 2, the distance between the first upright 1 and the second upright 2 is prevented from being changed under the action of the connecting rod 7, and the guardrail is prevented from being automatically opened during transportation.

Claims

1. The utility model provides a portable rail guard, includes first stand (1) that are located left side position, second stand (2) that are located right side position, bracing piece (3) and bracing piece (3) bottom position's truckle (4), its characterized in that of first stand (1) and second stand (2) bottom position installation: the utility model discloses a telescopic device for a bicycle, including first stand (1) and second stand (2), position is provided with extensible member (5) between first stand (1) and second stand (2), spout (6) have been seted up to first stand (1) and second stand (2) upper position that is close to each other, extensible member (5) bottom is articulated with first stand (1) and second stand (2) respectively, and upper portion extends to in spout (6), first stand (1) openly one side outer wall position articulates there is connecting rod (7), draw-in groove (8) have been seted up to connecting rod (7) bottom position, extensible member (5) and second stand (2) openly one side all are fixed be provided with peg (9) that use with draw-in groove (8) cooperation.

2. A portable guard rail according to claim 1, characterized in that: the telescopic part (5) comprises a first protection rod (501), a second protection rod (502), a third protection rod (503) and a fourth protection rod (504), wherein the ends of the first protection rod (501) and the second protection rod (502) are mutually hinged to form a V-shaped structure, the ends of the third protection rod (503) and the fourth protection rod (504) are mutually hinged to form a 'lambda' structure, the middle parts of the first protection rod (501) and the third protection rod (503) are mutually hinged, and the middle parts of the second protection rod (502) and the fourth protection rod (504) are mutually hinged.

3. A portable guard rail according to claim 2, characterized in that: the telescopic part (5) further comprises a plurality of reinforcing rods (505), and a plurality of parallelograms are spliced between the first protective rod (501), the second protective rod (502), the third protective rod (503), the fourth protective rod (504) and the reinforcing rods (505).

4. A portable guard rail according to claim 2, characterized in that: the connecting rods (7) are arranged on the upper side and the lower side of the front face of the first upright post (1), and are matched with hanging rods (9) on the first protection rod (501) and the third protection rod (503) respectively.