CN217925251U

CN217925251U - Construction is with safe fender that encloses

Info

Publication number: CN217925251U
Application number: CN202221822088.1U
Authority: CN
Inventors: 王钧
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-07-14
Filing date: 2022-07-14
Publication date: 2022-11-29
Anticipated expiration: 2032-07-14

Abstract

The utility model relates to a fender is enclosed with safety to construction, include: the vertical columns are provided with scissor type fences; the scissor type fence is composed of a plurality of connecting rods, the outer end of the connecting rod on the outermost side is connected with the upright column in a sliding mode, a middle connecting rod is arranged on the connecting rod on the outermost side, and two ends of the middle connecting rod are hinged to the upright column and the connecting rod on the outermost side respectively. A plurality of positioning grooves are formed in the two sides of the sliding groove, and the positioning grooves are arc-shaped; the two ends of the sliding pin are provided with parallel surfaces and arc surfaces, and when the parallel surfaces are in a horizontal state, the arc surfaces are positioned in the positioning grooves and are in buckle connection with the positioning grooves; when the parallel surface is in a vertical state, the arc surface is separated from the positioning groove, and the sliding pin can slide relative to the sliding groove. The folding type folding chair is convenient to operate, is convenient to unfold and store, occupies small volume after being folded, and is reliable and firm in structure.

Description

Construction is with safe fender that encloses

Technical Field

The utility model relates to a construction technical field specifically is a fender is enclosed with safety to construction.

Background

In the situations of construction sites, road construction and the like, the enclosing operation is required to be carried out so as to separate a working area from a non-working area, so that construction of constructors in an enclosing range in a safe area is guaranteed, and the safety of pedestrians and vehicles passing outside the enclosing range is guaranteed. Although the existing enclosure can play a role in isolation, the time is consumed in the process of enclosing, assembling and disassembling, and the efficiency is not high; the volume occupied when the folding is carried out is large, and the folding is inconvenient to store and move; when in use, the structure is loose and unstable, and is easy to loose and topple.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem who exists among the background art, the utility model provides a fender is enclosed with safety to construction, its convenient operation is convenient for expand and accomodate, and occupy small after packing up to the structure is reliable firm.

The utility model provides a technical scheme that its technical problem adopted is:

a construction safety fence comprising:

the vertical columns are provided with scissor type fences; the scissor type fence is composed of a plurality of connecting rods, the outer end of the connecting rod on the outermost side is connected with the upright column in a sliding mode, a middle connecting rod is arranged on the connecting rod on the outermost side, and two ends of the middle connecting rod are hinged to the upright column and the connecting rod on the outermost side respectively.

Further, the length of the middle connecting rod is one fourth of the length of the connecting rod of the scissor type fence, and the hinge point of the middle connecting rod and the outermost connecting rod of the scissor type fence is located at the position of one fourth of the length of the connecting rod.

Furthermore, the vertical column is provided with a longitudinal sliding groove, a sliding pin is arranged in the sliding groove and comprises a sliding shaft and a rotating shaft, the sliding shaft is inserted into the sliding groove in a sliding mode, and the rotating shaft is hinged to the outer end of the connecting rod on the outermost side of the scissor type fence.

Furthermore, the upright post is provided with a locking mechanism which can fix the position of the sliding pin in the sliding chute.

Furthermore, a plurality of positioning grooves are formed in two sides of the sliding groove, and the positioning grooves are arc-shaped;

the two ends of the sliding pin are provided with a parallel surface and an arc surface, and when the parallel surface is in a horizontal state, the arc surface is positioned in the positioning groove and is connected with the positioning groove in a buckling manner; when the parallel surface is in a vertical state, the arc surface is separated from the positioning groove, and the sliding pin can slide relative to the sliding groove.

Furthermore, the lower end of the upright post is provided with a foldable support frame.

Furthermore, the lower end of the stand column is provided with a groove, a first support arm is arranged on the groove in a sliding mode, a second support arm is arranged at the lower end of the stand column in a rotating mode, and the second support arm is hinged to the first support arm.

Furthermore, the length of the second support arm is half of that of the first support arm, and the hinge point of the second support arm and the first support arm is located at the midpoint of the first support arm.

The utility model has the advantages that:

(1) Through telescopic scissor type fence between the stand columns, the unfolding and storage of the fence can be realized, the structure is simple, and the operation is convenient.

(2) The lower extreme of stand is installed and is rolled over the support frame that can fold, and the support frame occupies smallly after packing up, saves space, is convenient for accomodate.

(3) The connection position relation between the scissor-type fence and the upright post can be fixed through the locking mechanism, and the fence is prevented from generating loosening deformation in the using process.

(4) The scissor-type fences can keep the same central horizontal height all the time in the telescopic process through the middle connecting rod, and the scissor-type fences are prevented from generating longitudinal displacement.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples.

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

FIG. 2 is a schematic view of the structure of the utility model when it is folded;

FIG. 3 is an enlarged view of a portion of FIG. 1 at location A;

fig. 4 is a partially enlarged view at a position B of fig. 1;

fig. 5 is a schematic structural view of the slide pin of the present invention.

In the figure:

1. the device comprises a vertical column, 2. A scissor fence, 3. An intermediate connecting rod, 4. A supporting frame, 5. A sliding chute, 6. A positioning groove, 7. A sliding pin, 8. A groove, 9. A first supporting arm, 10. A second supporting arm, 701. A rotating shaft, 702. A parallel surface, 703. An arc surface and 704. A sliding shaft.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a fender is enclosed with safety in construction, its both ends are provided with parallel stand 1, connect through cutting fork rail 2 between the stand 1, can realize through cutting fork rail 2 that the interval of both ends stand 1 is adjustable.

The concrete structure of cutting fork rail 2 includes that a plurality of is articulated connecting rod in proper order, and a plurality of articulated connecting rod in proper order constitutes deformable parallelogram structure, the outer end and the stand 1 sliding connection of the connecting rod in the outside, and the length direction of stand 1 can be followed to the outer end of the connecting rod in the outside promptly. In specific implementation, the upright post 1 is provided with a longitudinal sliding groove 5, a sliding pin 7 capable of sliding along the sliding groove 5 is arranged in the sliding groove 5, the sliding pin 7 comprises a sliding shaft 704 and a rotating shaft 701, the sliding shaft 704 is inserted into the sliding groove 5 in a sliding manner, and the rotating shaft 701 is hinged with the outer end of the connecting rod at the outermost side of the scissor type fence 2.

In order to keep the scissor-type pens 2 at the same central level all the time during telescoping, longitudinal displacement of the scissor-type pens 2 is prevented. The connecting rod on the outermost side is provided with a middle connecting rod 3, and two ends of the middle connecting rod 3 are respectively hinged with the upright post 1 and the connecting rod on the outermost side. And, the length of the middle connecting rod 3 is one fourth of the length of the connecting rod of the scissor-type fence 2, and the hinge point of the middle connecting rod 3 and the outermost connecting rod of the scissor-type fence 2 is located at one fourth of the length of the connecting rod. Through the structure, the scissor-type fences 2 can always keep the same central horizontal height in the telescopic process, and the longitudinal height of the centers of the scissor-type fences 2 does not generate longitudinal displacement.

In order to fix the connection position relation between the scissor-type fence and the upright post, the fence is prevented from generating loosening deformation in the use process. The column 1 is provided with a locking mechanism which can fix the position of the sliding pin 7 in the sliding slot 5. The concrete structure includes: a plurality of positioning grooves 6 are arranged on two sides of the sliding groove 5, and the positioning grooves 6 are arc-shaped. The two ends of the sliding pin 7 are provided with a parallel surface 702 and an arc surface 703, when the parallel surface 702 is in a horizontal state, the arc surface 703 rotates into the positioning groove 6 and is connected with the positioning groove 6 in a buckling manner, and the sliding pin 7 is fixed in position in the sliding groove 5. When the parallel surface 702 is in the vertical state, the arc surface 703 is separated from the positioning groove 6, the parallel surface 702 can slide in the gap between the positioning grooves 6, and the slide pin 7 can slide relative to the slide groove 5. The position of the scissor type fence can be locked by rotating the sliding pin 7, so that the scissor type fence is fixed, and the fence is prevented from being loosened and deformed in the using process.

In order to fix the upright post 1 and the ground more stably, the lower end of the upright post 1 is provided with a foldable support frame 4. The specific structure of the support frame 4 is as follows: the lower extreme of stand 1 is seted up recess 8, and the slip is provided with first support arm 9 on recess 8, and the lower extreme of stand 1 rotates and is provided with second support arm 10, and second support arm 10 is articulated with first support arm 9. In specific implementation, the length of the second arm 10 is half of the length of the first arm 9, and the hinge point of the second arm 10 and the first arm 9 is located at the midpoint of the first arm 9. When the support frame 4 is folded, the first support arm 9 and the second support arm 10 can be accommodated in the groove 8, so that the accommodating space is saved. When the support frame 4 struts, the lower extreme of first support arm 9 can with the lower extreme parallel and level of stand 1 to the contact range on increase and ground makes the fixed more firm on stand 1 and ground.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the description, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a fender is enclosed with safety in construction which characterized in that includes:

the device comprises upright posts (1), wherein a scissor type fence (2) is arranged between the upright posts (1); cut fork rail (2) and constitute by a plurality of connecting rod, the outer end and stand (1) sliding connection of the connecting rod in the outside, connecting rod facial make-up in the outside is equipped with middle connecting rod (3), middle connecting rod (3) both ends are articulated with stand (1) and the connecting rod in the outside respectively.

2. A safety fence for construction according to claim 1,

the length of the middle connecting rod (3) is one fourth of that of the connecting rod of the scissor type fence (2), and the hinged point of the middle connecting rod (3) and the connecting rod at the outermost side of the scissor type fence (2) is positioned at the position of one fourth of the length of the connecting rod.

3. A safety fence for construction according to claim 1,

the vertical column (1) is provided with a longitudinal sliding groove (5), a sliding pin (7) is arranged in the sliding groove (5), the sliding pin (7) comprises a sliding shaft (704) and a rotating shaft (701), the sliding shaft (704) is slidably inserted into the sliding groove (5), and the rotating shaft (701) is hinged to the outer end of a connecting rod on the outermost side of the scissor type fence (2).

4. The construction safety fence according to claim 3,

the upright (1) is equipped with a locking mechanism capable of fixing the position of the sliding pin (7) in the chute (5).

5. A safety fence for construction according to claim 4,

a plurality of positioning grooves (6) are formed in the two sides of the sliding groove (5), and the positioning grooves (6) are arc-shaped;

the two ends of the sliding pin (7) are provided with a parallel surface (702) and an arc surface (703), and when the parallel surface (702) is in a horizontal state, the arc surface (703) is positioned in the positioning groove (6) and is in snap connection with the positioning groove (6); when the parallel surface (702) is in a vertical state, the arc surface (703) is separated from the positioning groove (6), and the sliding pin (7) can slide relative to the sliding groove (5).

6. A safety fence for construction according to claim 1,

the lower end of the upright post (1) is provided with a foldable support frame (4).

7. The construction safety fence according to claim 6,

the lower extreme of stand (1) is seted up flutedly (8), it is provided with first support arm (9) to slide on recess (8), the lower extreme of stand (1) rotates and is provided with second support arm (10), second support arm (10) are articulated with first support arm (9).

8. The construction safety fence according to claim 7,

the length of the second support arm (10) is half of that of the first support arm (9), and a hinge point of the second support arm (10) and the first support arm (9) is located at the middle point of the first support arm (9).