CN220889748U

CN220889748U - Safety protection fence

Info

Publication number: CN220889748U
Application number: CN202322310873.XU
Authority: CN
Inventors: 缪祥; 王腾; 柳志军; 姚健
Original assignee: Zhenjiang Hengjie Construction Engineering Co ltd
Current assignee: Zhenjiang Hengjie Construction Engineering Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-05-03
Anticipated expiration: 2033-08-25

Abstract

The utility model discloses a safety protection fence which belongs to the technical field of constructional engineering safety protection, and comprises a telescopic fence, wherein a first support and a second support are respectively arranged at two ends of the telescopic fence, a transmission shaft is arranged in a bottom end base of the first support and a bottom end base of the second support, a spring cylinder is arranged at one end of the transmission shaft, a knob is arranged at one end of the spring cylinder, bearings are arranged at the periphery of the spring cylinder and one end of the transmission shaft, a sleeve is arranged at the periphery of the transmission shaft, a positioning fork is arranged at the tail end of the sleeve in the first support base, a pulley is arranged at the tail end of the sleeve in the second support base, and the positioning fork and the pulley are driven to overturn by utilizing the knob and rotation, so that the supporting functions of the positioning fork and the pulley on the first support and the second support are respectively realized.

Description

Safety protection fence

Technical Field

The utility model belongs to the technical field of safety protection of constructional engineering, and particularly relates to a safety protection fence.

Background

Building construction is a production activity performed by people for constructing various building products in a certain space and time according to a specific design blueprint by using various building materials and mechanical equipment. The construction method comprises the whole production process from construction preparation, earth breaking engineering to project completion acceptance, wherein construction preparation, construction organization design and management, earthwork, blasting engineering, foundation engineering, reinforcing steel bar engineering, template engineering, scaffold engineering, concrete engineering, prestressed concrete engineering, masonry engineering, steel structure engineering, wood structure engineering, structure installation engineering and the like are required to be carried out in the process, and safety protection fence is required to be used for protection in a construction site, so that outsiders are prevented from running by mistake.

At present, the existing construction sites mostly can use telescopic safety protection fence, in the use process, because the safety protection fence needs to be assembled, disassembled and carried before being installed, and the safety protection fence has certain weight, carrying is labor and effort, and when the fence is stretched and unfolded, two people are needed to cooperate to complete, so that the quick installation is not facilitated, the installation efficiency is low, and therefore, the safety protection fence is proposed.

Disclosure of utility model

The present utility model is directed to a safety fence, which solves the above-mentioned problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a safety protection rail, includes flexible rail, first support and second support are established respectively at the both ends of flexible rail, first support and second support are through the round pin axle that is equipped with respectively with the both ends swing joint of flexible rail, the inside transmission shaft that all is equipped with of bottom base of first support and second support, the one end of transmission shaft is through welded mode fixed mounting has a spring section of thick bamboo, the one end fixedly connected with knob of transmission shaft is kept away from to the spring section of thick bamboo, the periphery that the spring section of thick bamboo is close to transmission shaft one end and the one end that the spring section of thick bamboo was kept away from to the transmission shaft all are equipped with the bearing, spring section of thick bamboo and transmission shaft all are equipped with the sleeve through bearing and the base both ends inner wall swing joint of first support or second support, the periphery of transmission shaft is equipped with the sleeve through welded mode cover, sleeve pipe end fixed mounting has the locating fork in the first support base, sleeve pipe end fixed mounting has the pulley in the second support base.

Preferably, a plurality of locating holes are formed in one side, close to the knob, of the outer ring of the outer peripheral bearing of the spring cylinder, locating columns are fixedly mounted on one side, close to the bearing, of the knob, and the locating columns are inserted into the locating holes and are in sliding connection with the inner walls of the locating holes.

Preferably, the spring cylinder comprises an outer sleeve and an inner sleeve, the outer sleeve is in sliding connection with the inner sleeve, a spring is arranged in the spring cylinder, and two ends of the spring are respectively and fixedly connected with the outer sleeve and the inner sleeve.

Preferably, the inner wall surfaces of two sides of the inner part of the outer sleeve are provided with limit grooves, two sides of one end of the inner sleeve are fixedly provided with limit blocks, and the outer sleeve is in sliding connection with the inner sleeve through the limit grooves and the limit blocks.

Preferably, the outer sides of the bottom end bases of the first bracket and the second bracket are respectively provided with a rotary groove, and the positioning fork and the pulley respectively penetrate through the rotary grooves on the outer sides of the first bracket and the second bracket base to extend to the outside.

Preferably, a hanging groove is formed in the top end of the outer side of the first support, and the hanging groove is fixedly mounted on the top end of the outer side of the first support in a welding mode.

Preferably, a hook is arranged at the top end of the outer side of the second bracket, and one end of the hook is fixedly arranged at the top end of the outer side of the second bracket in a welding mode.

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

1. The positioning fork and the pulley are driven to overturn by utilizing the knob and rotation, so that the supporting functions of the positioning fork and the pulley on the first bracket and the second bracket are realized, the positioning fork is retracted when the pulley is in transport, the pulley is overturned, the pulley is used for dragging and moving, the difficulty of transport is reduced, the transport efficiency is improved,

When the telescopic fence is installed, the positioning fork and the pulley are overturned, the positioning fork is used for fixing the first bracket, the pulley is used for moving the second bracket, the telescopic fence is unfolded, the telescopic fence is installed conveniently, and the installation difficulty is greatly reduced.

2. The spring cylinder is formed by the outer sleeve and the inner sleeve, the spring is matched with the spring, the scalability of the knob is achieved, then the positioning function is achieved by utilizing the positioning holes and the positioning columns, the spring cylinder, the knob and the transmission shaft are kept stable, the positioning fork and the pulley are positioned, and the positioning fork and the pulley are used conveniently.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

FIG. 3 is a schematic view of the internal cross-sectional structure of the transmission shaft and spring barrel of the present utility model.

In the figure: 1. a telescopic fence; 2. a first bracket; 3. a hanging groove; 4. a transmission shaft; 5. a spring cylinder; 6. a knob; 7. a bearing; 8. positioning holes; 9. positioning columns; 10. a sleeve; 11. a positioning fork; 12. a second bracket; 13. a pulley; 14. an outer sleeve; 15. an inner sleeve; 16. a spring; 17. a limit groove; 18. a limiting block; 19. a hook; 20. and a rotary groove.

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.

Referring to fig. 1-3, the present utility model provides a technical solution for a safety protection fence: including flexible rail 1, first support 2 and second support 12 are established respectively to flexible rail 1's both ends, first support 2 and second support 12 are through the round pin axle that is equipped with respectively with flexible rail 1's both ends swing joint, the inside transmission shaft 4 that all is equipped with of bottom base of first support 2 and second support 12, the one end of transmission shaft 4 is through welded mode fixed mounting there is a spring section of thick bamboo 5, the one end fixedly connected with knob 6 of transmission shaft 4 is kept away from to spring section of thick bamboo 5, the periphery that spring section of thick bamboo 5 is close to transmission shaft 4 one end and the one end that spring section of thick bamboo 5 was kept away from to transmission shaft 4 all are equipped with bearing 7, spring section of thick bamboo 5 and transmission shaft 4 all are equipped with sleeve 10 through bearing 7 and the base both ends inner wall swing joint of first support 2 or second support 12, sleeve 10 end fixed mounting in the base of first support 2 has locating fork 11, sleeve 10 end fixed mounting in the base of second support 12 has pulley 13.

Specifically, a plurality of locating holes 8 are formed in one side, close to the knob 6, of the outer ring of the peripheral bearing 7 of the spring cylinder 5, locating columns 9 are fixedly mounted on one side, close to the bearing 7, of the knob 6, and the locating columns 9 are inserted into the locating holes 8 and are in sliding connection with the inner walls of the locating holes 8.

Specifically, the spring tube 5 is composed of an outer sleeve 14 and an inner sleeve 15, the outer sleeve 14 is in sliding connection with the inner sleeve 15, a spring 16 is arranged in the spring tube 5, and two ends of the spring 16 are fixedly connected with the outer sleeve 14 and the inner sleeve 15 respectively.

Specifically, limiting grooves 17 are formed in the inner wall surfaces of two sides of the inside of the outer sleeve 14, limiting blocks 18 are fixedly mounted on two sides of one end of the inner sleeve 15, and the outer sleeve 14 is in sliding connection with the inner sleeve 15 through the limiting grooves 17 and the limiting blocks 18.

Specifically, the outer sides of the bottom bases of the first bracket 2 and the second bracket 12 are respectively provided with a rotary groove 20, and the positioning fork 11 and the pulley 13 respectively penetrate through the rotary grooves 20 on the outer sides of the bases of the first bracket 2 and the second bracket 12 to extend to the outside.

Specifically, the outer top end of the first bracket 2 is provided with a hanging groove 3, and the hanging groove 3 is fixedly arranged on the outer top end of the first bracket 2 in a welding mode.

Specifically, the outer top end of the second bracket 12 is provided with a hook 19, and one end of the hook 19 is fixedly mounted on the outer top end of the second bracket 12 in a welding manner.

In this embodiment, when the process of transport, lift up the one end of second support 12, then outwards stimulate and rotatory knob 6, make spring section of thick bamboo 5 outwards extend, thereby break away from locating hole 8 with reference column 9, and drive spring section of thick bamboo 5 and transmission shaft 4 rotation, make transmission shaft 4 drive sleeve pipe 10 and pulley 13 overturn with transmission shaft 4 as the centre of a circle, thereby overturn pulley 13 to the bottom of second support 12, loosen knob 6 again, under the effect of spring 16 in spring section of thick bamboo 5, make it shrink, thereby insert reference column 9 in locating hole 8 again, realize the location, thereby guarantee the stability of pulley 13, thereby promote flexible rail 1, can shrink flexible rail 1, thereby reduce its volume, then its whole inclines to one side of couple 19, utilize pulley 13, forward by the promotion, greatly reduced the equipment of transport, in the time of installing, through above-mentioned operation, outwards pulling and rotatory knob 6 of first support 2 bottom, make location fork 11 overturn to the bottom of first support 2, and insert it on the ground, thereby realize the stability of pulley 13, thereby the stability of promotion pulley 13, thereby promote flexible rail 1, the purpose of installing and coupling 1 is realized to the flexible rail 1 through the two, the flexible rail 1 is stretched out and install the end, the purpose is realized, the flexible rail 1 is greatly reduced, the purpose is realized, and the flexible rail is assembled to the mounting 1 is realized, and the end is greatly reduced.

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 safety protection rail, includes flexible rail (1), first support (2) and second support (12), its characterized in that: the telescopic fence comprises a telescopic fence body, a first support (2) and a second support (12) are respectively arranged at two ends of the telescopic fence body (1), the first support (2) and the second support (12) are respectively movably connected with two ends of the telescopic fence body (1) through a pin shaft which is arranged, a transmission shaft (4) is respectively arranged inside a bottom base of the first support (2) and a bottom base of the second support (12), one end of the transmission shaft (4) is fixedly provided with a spring cylinder (5) in a welded mode, one end of the spring cylinder (5) far away from the transmission shaft (4) is fixedly connected with a knob (6), the periphery of the spring cylinder (5) close to one end of the transmission shaft (4) and one end of the transmission shaft (4) far away from the spring cylinder (5) are respectively provided with a bearing (7), the spring cylinder (5) and the transmission shaft (4) are respectively movably connected with two inner walls of a base of the first support (2) or the second support (12) through a bearing (7), the periphery of the transmission shaft (4) is sleeved with a sleeve (10) in a welded mode, the tail end of the sleeve (10) in the base of the first support (2) is fixedly provided with a positioning sleeve (10), and the tail end of the sleeve (10) is fixedly provided with a pulley (13).

2. A safety fence according to claim 1 wherein: a plurality of locating holes (8) are formed in one side, close to the knob (6), of the outer ring of the outer periphery bearing (7) of the spring cylinder (5), locating columns (9) are fixedly arranged on one side, close to the bearing (7), of the knob (6), and the locating columns (9) are inserted into the locating holes (8) and are in sliding connection with the inner walls of the locating holes.

3. A safety fence according to claim 1 wherein: the spring cylinder (5) consists of an outer sleeve (14) and an inner sleeve (15), the outer sleeve (14) and the inner sleeve (15) are connected in a sliding mode, a spring (16) is arranged in the spring cylinder (5), and two ends of the spring (16) are fixedly connected with the outer sleeve (14) and the inner sleeve (15) respectively.

4. A safety fence according to claim 3 wherein: limiting grooves (17) are formed in the inner wall surfaces of two sides of the inner portion of the outer sleeve (14), limiting blocks (18) are fixedly mounted on two sides of one end of the inner sleeve (15), and the outer sleeve (14) is in sliding connection with the inner sleeve (15) through the limiting grooves (17) and the limiting blocks (18).

5. A safety fence according to claim 1 wherein: the outer sides of the bottom end bases of the first support (2) and the second support (12) are respectively provided with a rotary groove (20), and the locating fork (11) and the pulley (13) respectively penetrate through the rotary grooves (20) on the outer sides of the bases of the first support (2) and the second support (12) to extend to the outside.

6. A safety fence according to claim 1 wherein: the outer top end of the first support (2) is provided with a hanging groove (3), and the hanging groove (3) is fixedly arranged on the outer top end of the first support (2) in a welding mode.

7. A safety fence according to claim 1 wherein: the outer top end of the second bracket (12) is provided with a hook (19), and one end of the hook (19) is fixedly arranged on the outer top end of the second bracket (12) in a welding mode.