CN216477466U - Simple safety anti-falling device for cable tunnel wellhead - Google Patents
Simple safety anti-falling device for cable tunnel wellhead Download PDFInfo
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- CN216477466U CN216477466U CN202122793981.8U CN202122793981U CN216477466U CN 216477466 U CN216477466 U CN 216477466U CN 202122793981 U CN202122793981 U CN 202122793981U CN 216477466 U CN216477466 U CN 216477466U
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Abstract
The utility model discloses a simple safety anti-falling device for a cable tunnel wellhead, which comprises two triangular support frames arranged oppositely and a fourth support rod detachably connected between the tops of the two triangular support frames; the triangular support frame comprises a first support rod and a second support rod which are obliquely arranged, the upper end part of the first support rod and the upper end part of the second support rod are detachably connected together through a second connecting piece, the first support rod and the second support rod form a triangle with a ground connecting line between the first support rod and the second support rod, an included angle formed between the first support rod and the ground connecting line between the first support rod and the second support rod and an included angle formed between the second support rod and the ground connecting line between the first support rod and the second support rod are both smaller than 90 degrees, and the length of the ground connecting line between the first support rod and the second support rod is larger than the diameter of a wellhead; a plurality of horizontally arranged third supporting rods are connected between the two first supporting rods; and a lifting ring is arranged on the fourth supporting rod.
Description
Technical Field
The utility model relates to a simple and safe anti-falling device for a wellhead of a cable tunnel.
Background
Cable tunnel refers to a corridor or tunnel-like structure for accommodating a large number of cables laid on cable supports. The cable tunnel can protect the cable better and also can facilitate the inspection and maintenance of the cable by people.
When the power cable operation and maintenance worker enters and exits the cable tunnel well mouth, the worker can only grasp the cement ground by hands when entering the well because other auxiliary devices are not arranged around most well mouths, and thus the risk of falling exists. The conventional device for improving the operation safety of the wellhead of the vertical shaft of the cable tunnel is provided with a safety auxiliary ladder stand, but the conventional safety auxiliary ladder stand does not have the function of preventing people from falling; and when equipment needs to be released into the wellhead, the equipment needs to be carried manually, the time for personnel to go up and down the vertical shaft and release heavy objects is long, and the safety is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a simple and easy safe anti-falling device for a wellhead of a cable tunnel, and the simple and easy safe anti-falling device is used for solving the problem that the conventional safe auxiliary ladder stand is single in function.
In order to solve the technical problem, the utility model provides a simple and safe anti-falling device for a wellhead of a cable tunnel, which comprises two triangular support frames which are oppositely arranged and a fourth support rod which is detachably connected between the tops of the two triangular support frames; the triangular support frame comprises a first support rod and a second support rod which are obliquely arranged, the upper end part of the first support rod and the upper end part of the second support rod are detachably connected together through a second connecting piece, the first support rod and the second support rod form a triangle with a ground connecting line between the first support rod and the second support rod, an included angle formed between the first support rod and the ground connecting line between the first support rod and the second support rod and an included angle formed between the second support rod and the ground connecting line between the first support rod and the second support rod are both smaller than 90 degrees, and the length of the ground connecting line between the first support rod and the second support rod is larger than the diameter of a wellhead; a plurality of third support rods which are horizontally arranged are connected between the two first support rods; and a lifting ring is arranged on the fourth supporting rod.
Further, the triangular support frame is an isosceles triangular support frame.
Furthermore, the triangular support frame also comprises a fifth support rod, two ends of the fifth support rod are respectively connected with the lower end parts of the first support rod and the second support rod; sixth supporting rods are connected between the lower end parts of the two first supporting rods and between the bottoms of the two second supporting rods; two fifth branch and two sixth branch end to end form the rectangle support frame with well head matched with first branch passes through the detachable connection of third connecting piece and the connected node between fifth branch and the sixth branch.
Furthermore, the third connecting piece is a limiting column, one end of the limiting column is fixedly connected with a connecting node between the fifth supporting rod and the sixth supporting rod, the other end of the limiting column extends upwards, and the lower end part of the first supporting rod and the lower end part of the second supporting rod are respectively provided with a limiting hole matched with the limiting column.
Further, the second connecting piece including run through behind first branch and the second branch with the bolt that fourth branch is connected, the both ends of fourth branch be equipped with respectively with bolt matched with screw hole.
Furthermore, the middle part of the first supporting rod and the middle part of the second supporting rod are both provided with a first connecting piece.
The utility model has the beneficial effects that: this simple and easy safe anti-falling device of cable tunnel well head safe and reliable effectively practices thrift preparation operating time, sets up fourth branch through the top at triangular supports frame to set up rings on fourth branch, the staff can be connected the safety belt that self was worn on rings when passing in and out the tunnel well head, can effectively prevent staff's personal accident of falling when passing in and out the tunnel well head, rings still can be used to lifting by crane of equipment simultaneously, can improve equipment handling efficiency and security.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Wherein: 1. a wellhead; 2. a first support bar; 21. a first connecting member; 3. a second support bar; 31. a first connecting member; 4. a third support bar; 5. a fourth strut; 51. a second connecting member; 6. a hoisting ring; 7. a fifth strut; 8. a sixth strut; 9. and a third connecting member.
Detailed Description
The simple and easy safe anti-falling device for the cable tunnel wellhead 1 shown in fig. 1 comprises two triangular support frames which are oppositely arranged and a fourth support rod 5 which is detachably connected between the tops of the two triangular support frames; the triangular support frame comprises a first support rod 2 and a second support rod 3 which are obliquely arranged, the upper end part of the first support rod 2 and the upper end part of the second support rod 3 are detachably connected together through a second connecting piece 51, the first support rod 2 and the second support rod 3 and a ground connecting line between the first support rod 2 and the second support rod 3 form a triangle, an included angle formed between the first support rod 2 and the ground connecting line between the first support rod 2 and the second support rod 3 and an included angle formed between the second support rod 3 and the ground connecting line between the first support rod 2 and the second support rod 3 are both smaller than 90 degrees, and the length of the ground connecting line between the first support rod 2 and the second support rod 3 is larger than the diameter of the wellhead 1; a plurality of third support rods 4 which are horizontally arranged are connected between the two first support rods 2; and a lifting ring 6 is arranged on the fourth supporting rod 5.
This simple and easy safe anti-falling device of cable tunnel well head safe and reliable effectively practices thrift and prepares operating time, set up fourth branch 5 through the top at triangular supports frame to set up rings 6 on fourth branch, the staff can be connected the safety belt of self wearing on rings 6 when passing in and out the tunnel well head, can effectively prevent the staff personal accident of falling when passing in and out the tunnel well head, rings 6 still can be used to the lifting by crane of equipment simultaneously, can improve equipment handling efficiency and security.
According to an embodiment of the application, the triangular support frame is an isosceles triangular support frame, and the stability of the triangular support frame can be guaranteed.
According to an embodiment of the present application, the triangular support frame further includes a fifth support rod 7, two ends of which are respectively connected to the lower ends of the first support rod 2 and the second support rod 3; a sixth supporting rod 8 is connected between the lower end parts of the two first supporting rods 2 and between the bottoms of the two second supporting rods 3; two fifth branch 7 and two 8 end to end of sixth branch form with well head 1 matched with rectangle support frame first branch 2 passes through the detachable connection of third connecting piece 9 and the connected node between fifth branch 7 and the sixth branch 8. Through with two fifth branch 7 and two sixth branch 8 end to end form the base as two triangular supports with well head 1 matched with rectangle support frame, multiplicable triangular supports's stability.
According to an embodiment of the application, third connecting piece 9 is spacing post, the one end of spacing post and the connected node fixed connection between fifth branch 7 and the sixth branch 8, the other end of spacing post upwards extends, the lower tip of first branch 2 and the lower tip of second branch 3 all be equipped with spacing post matched with spacing hole. Spacing post accessible welded mode and the connected node fixed connection between fifth branch pole 7 and the sixth branch pole 8, be about to spacing post direct with fifth branch pole 7 and sixth branch pole 8 welding together. When the limiting device is used, the limiting holes in the first supporting rod 2 and the second supporting rod 3 are aligned with the limiting columns, and then the first supporting rod 2 and the second supporting rod 3 are pressed downwards to enable the limiting columns to be completely embedded into the limiting holes; the connecting structure is simple, and the device can be conveniently and quickly assembled.
According to an embodiment of the present application, the second connecting piece 51 includes run through behind first branch 2 and the second branch 3 with the bolt that fourth branch 5 is connected, the both ends of fourth branch 5 be equipped with respectively with bolt matched with screw hole. During installation, threaded holes in the first supporting rod 2 and the second supporting rod 3 are aligned, then the fourth supporting rod 5 penetrates through the threaded holes in the first supporting rod 2 and the second supporting rod 3 and then extends into the threaded hole in the fourth supporting rod 5, and finally the bolts are screwed down to fixedly connect the first supporting rod 2, the second supporting rod 3 and the fourth supporting rod 5.
According to one embodiment of the application, a first connecting piece (21/31) is arranged in the middle of the first supporting rod 2 and the middle of the second supporting rod 3. Through setting up first connecting piece (21/31), can be convenient for when needs through the connecting rod of being connected with first connecting piece (21/31) couple together two the triangular supports frame makes whole device more stable.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (6)
1. A simple and easy safe anti-falling device of a cable tunnel wellhead is characterized by comprising two triangular support frames which are oppositely arranged and a fourth support rod which is detachably connected between the tops of the two triangular support frames; the triangular support frame comprises a first support rod and a second support rod which are obliquely arranged, the upper end part of the first support rod and the upper end part of the second support rod are detachably connected together through a second connecting piece, the first support rod and the second support rod form a triangle with a ground connecting line between the first support rod and the second support rod, an included angle formed between the first support rod and the ground connecting line between the first support rod and the second support rod and an included angle formed between the second support rod and the ground connecting line between the first support rod and the second support rod are both smaller than 90 degrees, and the length of the ground connecting line between the first support rod and the second support rod is larger than the diameter of a wellhead; a plurality of third support rods which are horizontally arranged are connected between the two first support rods; and a lifting ring is arranged on the fourth supporting rod.
2. The simple and easy safe anti-falling device of cable tunnel well head of claim 1, characterized in that, the triangular support frame is isosceles triangular support frame.
3. The simple and safe anti-falling device for the wellhead of the cable tunnel according to claim 1 or 2, characterized in that the triangular support frame further comprises a fifth support rod, two ends of the fifth support rod are respectively connected with the lower ends of the first support rod and the second support rod; sixth supporting rods are connected between the lower end parts of the two first supporting rods and between the bottoms of the two second supporting rods; two fifth branch and two sixth branch end to end form the rectangle support frame with well head matched with first branch passes through the detachable connection of third connecting piece and the connected node between fifth branch and the sixth branch.
4. The simple and easy safe anti-falling device of cable tunnel well head of claim 3, characterized in that, the third connecting piece is a spacing post, one end of the spacing post is fixedly connected with the connecting node between the fifth supporting rod and the sixth supporting rod, the other end of the spacing post extends upwards, the lower end of the first supporting rod and the lower end of the second supporting rod are both provided with spacing holes matched with the spacing post.
5. The simple and easy safe anti-falling device of cable tunnel well head of claim 1, characterized in that, the second connecting piece includes a bolt which is connected with the fourth supporting rod after penetrating the first supporting rod and the second supporting rod, and both ends of the fourth supporting rod are respectively provided with a threaded hole which is matched with the bolt.
6. The simple and easy safe anti-falling device of the cable tunnel wellhead as claimed in claim 1, characterized in that the middle part of the first support rod and the middle part of the second support rod are provided with first connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793981.8U CN216477466U (en) | 2021-11-15 | 2021-11-15 | Simple safety anti-falling device for cable tunnel wellhead |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122793981.8U CN216477466U (en) | 2021-11-15 | 2021-11-15 | Simple safety anti-falling device for cable tunnel wellhead |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216477466U true CN216477466U (en) | 2022-05-10 |
Family
ID=81397167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122793981.8U Active CN216477466U (en) | 2021-11-15 | 2021-11-15 | Simple safety anti-falling device for cable tunnel wellhead |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216477466U (en) |
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2021
- 2021-11-15 CN CN202122793981.8U patent/CN216477466U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: Super high voltage branch of State Grid Chongqing Electric Power Co. Address before: 100031 No. 86 West Chang'an Avenue, Beijing, Xicheng District Patentee before: STATE GRID CORPORATION OF CHINA Patentee before: MAINTENANCE BRANCH OF STATE GRID CHONGQING ELECTRIC POWER Co. |