CN112952724B - Universal joint for cable protection - Google Patents
Universal joint for cable protection Download PDFInfo
- Publication number
- CN112952724B CN112952724B CN202110434685.0A CN202110434685A CN112952724B CN 112952724 B CN112952724 B CN 112952724B CN 202110434685 A CN202110434685 A CN 202110434685A CN 112952724 B CN112952724 B CN 112952724B
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- CN
- China
- Prior art keywords
- connecting piece
- cable
- stud
- compression spring
- universal
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/04—Installations of electric cables or lines in or on the ground or water in surface ducts; Ducts or covers therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/06—Joints for connecting lengths of protective tubing or channels, to each other or to casings, e.g. to distribution boxes; Ensuring electrical continuity in the joint
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/30—Installations of cables or lines on walls, floors or ceilings
- H02G3/34—Installations of cables or lines on walls, floors or ceilings using separate protective tubing
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
A cable protection gimbal comprising: the device comprises a cable, a universal piece, a connecting piece A, a connecting piece B, a compression spring, a gasket and a nut; it is through overlapping compression spring cover, gasket on the double-screw bolt, get into in the cable penetrating hole of connecting piece B with the universal, screw up the nut on the double-screw bolt, it is prefabricated before the realization dispatches from the factory, behind the building site, make things convenient for the cable cover to establish the quick arbitrary regulation of cable and length to improve work efficiency, the distortion cooperation part through connecting piece A and connecting piece B separately sets up with the cable penetrating hole, has avoided the distortion in-process distortion cooperation part to cause the damage to the cable.
Description
Technical Field
The invention relates to the technical field of electrical protection, in particular to a universal joint for cable protection.
Background
The cable is the power facility commonly used, need lay the cable in the work progress, because of the cable is fragile, great tensile and the bending will cause the cable damage, so need carry out special protection to it in the work progress, for example, the patent number is: the invention patent of China 2017110224229 discloses a cable protective sleeve, which comprises a pipe body, wherein two ends of the pipe body are respectively provided with hemispherical socket joints which can be mutually sheathed together to form a complete pipe body;
however, in actual use, the integral rotatable cable protection sleeve is laborious to sleeve a cable, the length of the integral rotatable cable protection sleeve cannot be adjusted rapidly and randomly, the working efficiency is reduced, meanwhile, the hemispherical joint is easy to extrude the cable when rotating, the distortion effect is influenced and difficult to clean after impurities enter the hemispherical joint, and the integral rotatable cable protection sleeve is very unfavorable for field environment use;
therefore, it is urgently needed to provide a cable protection universal joint which is convenient to sleeve, can quickly and randomly adjust the length and is suitable for being used in the field environment to solve the technical problems.
Disclosure of Invention
In order to solve the problems, the invention provides a universal joint for protecting a cable, which is characterized in that before leaving a factory, a compression spring is sleeved on a stud, and a gasket is also sleeved on the stud and is arranged above the compression spring; then the universal piece enters from the cable through hole of the connecting piece B, the stud penetrates out from the counter bore, after the stud penetrates out, the nut is screwed on the stud, the compression spring is enabled to compress and store energy, the arc-shaped clamping block is enabled to abut against the annular clamping groove B, prefabrication before delivery is achieved, after the cable is placed on a site, the cable can be conveniently sleeved by the cable, and the length of the cable can be conveniently and freely adjusted, so that the working efficiency is improved; the twisted matching parts and the cable through holes of the connecting piece A and the connecting piece B are separately arranged, so that the cable is prevented from being damaged by the twisted matching parts in the twisting process.
The technical scheme adopted by the invention is as follows: a cable protection gimbal comprising: the device comprises a cable, a universal piece, a connecting piece A, a connecting piece B, a compression spring, a gasket and a nut;
the universal piece consists of an arc-shaped fixture block and a stud, and the stud is fixedly welded at the center of an arc outside the arc-shaped fixture block;
the center of the connecting piece A is provided with a cable through hole, the cable penetrates through the connecting piece A through the cable through hole, two sides of the connecting piece A are symmetrically provided with annular clamping grooves A, and the arc-shaped clamping blocks can be movably clamped in the annular clamping grooves A;
the center of the connecting piece B is also provided with a cable penetrating hole, the cable penetrates through the connecting piece B through the cable penetrating hole, annular clamping grooves B are symmetrically formed in the inner walls of the cable penetrating holes in the two sides of the connecting piece B, after the connecting piece A is sleeved in the connecting piece B, the annular clamping grooves B and the annular clamping grooves A are in the same vertical plane, the arc-shaped clamping blocks can be in clearance fit with the annular clamping grooves B, the annular clamping grooves B are uniformly provided with a plurality of counter bores, and the studs can penetrate through the counter bores;
the compression spring is sleeved on the stud, and the gasket is also sleeved on the stud and is arranged above the compression spring; then, the universal piece enters from the cable penetrating hole of the connecting piece B, the stud penetrates out from the counter bore, and after the stud penetrates out, the nut is screwed on the stud, so that the compression spring compresses and stores energy, and the arc-shaped clamping block abuts against the annular clamping groove B;
the two adjacent connecting pieces B are connected through one connecting piece A, the cable penetrates through the connecting piece A and the connecting piece B through the cable penetrating hole, the connecting piece A is sleeved into the connecting piece B, the nut is loosened, the universal piece moves towards the center of the cable penetrating hole under the restoring acting force of the compression spring, and therefore the arc-shaped clamping block is movably clamped in the annular clamping groove A, and the connecting piece A and the connecting piece B can be enabled to be universally limited and cannot slip and break in the stretching and twisting process of the cable.
Furthermore, the compression spring is made of 65Mn spring steel.
Furthermore, 4 counter bores are uniformly formed in the annular clamping groove B, and the connecting piece A and the connecting piece B are connected through 4 universal pieces.
Furthermore, the connecting piece A and the connecting piece B are both made of stainless steel materials.
Furthermore, rubber protective layers are attached to cable through holes of the connecting piece A and the connecting piece B.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) Before leaving a factory, the invention sleeves a compression spring on a stud, and a gasket is also sleeved on the stud and is arranged above the compression spring; then, the universal piece enters the cable through hole of the connecting piece B, the stud penetrates out of the counter bore, the nut is screwed on the stud after the stud penetrates out, the compression spring is enabled to compress and store energy, the arc-shaped clamping block is enabled to be propped against the annular clamping groove B, prefabrication work is finished before delivery, and after the universal piece arrives at a construction site, cables can be conveniently sleeved on the cable, the length of the cable can be conveniently and rapidly adjusted at will, and therefore working efficiency is improved;
(2) According to the invention, the connecting piece A and the connecting piece B can be clamped only by loosening the nut, so that the operation is convenient and simple, the working efficiency is improved, and the working safety is ensured;
(3) The twisted matching parts and the cable through holes of the connecting piece A and the connecting piece B are separately arranged, so that the cable is prevented from being damaged by the twisted matching parts in the twisting process.
Drawings
FIG. 1 is a schematic overall cross-sectional view of the present invention.
Fig. 2 is a partially enlarged view of a portion a of fig. 1 according to the present invention.
FIG. 3 is a schematic diagram of the gimbal design of the present invention.
Fig. 4 is a schematic structural view of the connector a of the present invention.
Fig. 5 is a schematic structural view of a connector B of the present invention.
FIG. 6 is a schematic view of the assembly of the connector A and the connector B of the present invention.
FIG. 7 is a cross-sectional view of the connector A and the connector B of the present invention after assembly.
Reference numbers: 1-a cable; 2-a gimbal; 3-connecting piece a; 4-connecting piece B; 5-compression spring; 6-a gasket; 7-a nut; 201-arc-shaped clamping blocks; 202-a stud; 301-ring card slot a; 401-ring slot B; 402-counter bore.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Embodiments, as shown in fig. 1-7, a cable protection gimbal comprising: the device comprises a cable 1, a universal piece 2, a connecting piece A3, a connecting piece B4, a compression spring 5, a gasket 6 and a nut 7; the universal piece 2 consists of an arc-shaped fixture block 201 and a stud 202, the stud 202 is fixed at the center of an arc outside the arc-shaped fixture block 201 and can be integrated in a welding mode, and the stud 202 is fully threaded;
the center of the connecting piece A3 is provided with a cable through hole, the cable 1 passes through the connecting piece A3 through the cable through hole, two sides of the connecting piece A3 are symmetrically provided with annular clamping grooves A301, and the arc-shaped clamping blocks 201 can be movably clamped in the annular clamping grooves A301 to adapt to cable distortion;
a cable through hole is also formed in the center of the connecting piece B4, the cable 1 penetrates through the connecting piece B4 through the cable through hole, annular clamping grooves B401 are symmetrically formed in the inner walls of the cable through holes on the two sides of the connecting piece B4, after the connecting piece A3 is sleeved in the connecting piece B4, the annular clamping grooves B401 and the annular clamping grooves A301 are in the same vertical plane, so that the arc-shaped clamping block 201 can be smoothly clamped into the annular clamping groove A301, the arc-shaped clamping block 201 can be in clearance fit with the annular clamping groove B401, a plurality of counter bores 402 are uniformly formed in the annular clamping groove B401, and the studs 202 can penetrate through the counter bores 402;
before leaving the factory, the compression spring 5 is sleeved on the stud 202, and the gasket 6 is also sleeved on the stud 202 and is arranged above the compression spring 5; then, the universal piece 2 enters from a cable through hole of the connecting piece B4, the stud 202 penetrates out from the counter bore 402, after the stud 202 penetrates out, the nut 7 is screwed on the stud 202, the compression spring 5 is enabled to compress and store energy, and the arc-shaped clamping block 201 is enabled to be propped against the annular clamping groove B401;
therefore, the prefabrication work is finished before leaving a factory, and after the cable is placed on a construction site, the cable is conveniently sleeved, the length of the cable can be quickly and randomly adjusted, and the working efficiency is improved;
when the universal clamping device is used on a construction site, the middle of two adjacent connecting pieces B4 are connected through one connecting piece A3, the cable 1 penetrates through the connecting piece A3 and the connecting piece B4 through the cable penetrating hole, the connecting piece A3 is sleeved into the connecting piece B4, the nut 7 is loosened, the universal piece 2 moves towards the center of the cable penetrating hole under the restoring acting force of the compression spring 5, the arc-shaped clamping block 201 is movably clamped in the annular clamping groove A301, the connecting piece A3 and the connecting piece B4 can be universally limited and cannot slip and break in the stretching and twisting process of the cable 1, the operation is convenient and simple, and the working safety is guaranteed while the working efficiency is improved.
In an alternative embodiment of the present invention, the compression spring 5 is made of 65Mn spring steel, except for the same components as in the previous embodiment, so as to improve the service life; 4 counter bores 402 are uniformly formed in the annular clamping groove B401, and the connecting piece A3 and the connecting piece B4 are connected through 4 universal pieces 2, so that the connecting effect is improved, and accidental disconnection during stretching is avoided;
the connecting piece A3 and the connecting piece B4 are both made of stainless steel materials, so that the connecting piece is suitable for the harsh environment in the field; rubber protective layers are attached to cable through holes of the connecting piece A3 and the connecting piece B4, so that the cable is prevented from being worn in the twisting process, and the cable is further protected.
While in the foregoing description numerous specific details have been set forth in order to provide a thorough understanding of the present invention, it will be apparent to those skilled in the art that the present invention may be practiced in many ways other than those specifically described and that similar modifications may be made without departing from the spirit of the invention and the invention is therefore not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
Claims (5)
1. A cable protection gimbal, comprising: the device comprises a cable (1), a universal piece (2), a connecting piece A (3), a connecting piece B (4), a compression spring (5), a gasket (6) and a nut (7);
the universal piece (2) consists of an arc-shaped fixture block (201) and a stud (202), and the stud (202) is fixedly welded at the center of an arc on the outer side of the arc-shaped fixture block (201);
a cable penetrating hole is formed in the center of the connecting piece A (3), the cable (1) penetrates through the connecting piece A (3) through the cable penetrating hole, annular clamping grooves A (301) are symmetrically formed in two sides of the connecting piece A (3), and the arc-shaped clamping blocks (201) can be movably clamped in the annular clamping grooves A (301);
the cable penetrating hole is also formed in the center of the connecting piece B (4), the cable (1) penetrates through the connecting piece B (4) through the cable penetrating hole, the annular clamping grooves B (401) are symmetrically formed in the inner walls of the cable penetrating holes in the two sides of the connecting piece B (4), when the connecting piece A (3) is sleeved in the connecting piece B (4), the annular clamping grooves B (401) and the annular clamping grooves A (301) are in the same vertical plane, the arc-shaped clamping block (201) can be in clearance fit with the annular clamping grooves B (401), a plurality of counter bores (402) are uniformly formed in the annular clamping grooves B (401), and the studs (202) can penetrate through the counter bores (402);
the compression spring (5) is sleeved on the stud (202), and the gasket (6) is also sleeved on the stud (202) and is arranged above the compression spring (5); then, the universal piece (2) enters from a cable penetrating hole of the connecting piece B (4), the stud (202) penetrates out of the counter bore (402), after the stud (202) penetrates out, the nut (7) is screwed on the stud (202), the compression spring (5) is compressed to store energy, and the arc-shaped clamping block (201) is pressed against the annular clamping groove B (401);
the middle of two adjacent connecting pieces B (4) is connected through one connecting piece A (3), a cable (1) penetrates through the connecting piece A (3) and the connecting piece B (4) through a cable through hole, the connecting piece A (3) is sleeved into the connecting piece B (4), a nut (7) is loosened, the universal piece (2) moves towards the center of the cable through hole under the restoring acting force of a compression spring (5), and therefore the arc-shaped clamping block (201) is movably clamped in the annular clamping groove A (301), and the connecting piece A (3) and the connecting piece B (4) can be universally limited and cannot slip and break in the stretching and twisting process of the cable (1);
before leaving the factory, the compression spring is sleeved on the stud, and the gasket is also sleeved on the stud and is arranged above the compression spring; then the universal piece enters from the cable through hole of the connecting piece B, the stud penetrates out of the counter bore, and after the stud penetrates out, the nut is screwed on the stud, so that the compression spring compresses to store energy, and the arc-shaped clamping block abuts against the annular clamping groove B; when the universal clamping block is used in a construction site, the middle parts of two adjacent connecting pieces B are connected through the connecting piece A, a cable penetrates through the connecting piece A and the connecting piece B through the cable penetrating hole, the connecting piece A is sleeved into the connecting piece B, the nut is loosened, the universal piece moves towards the center of the cable penetrating hole under the restoring acting force of the compression spring, the arc-shaped clamping block is movably clamped in the annular clamping groove A, and the connecting piece A and the connecting piece B can be universally limited and cannot slip and break in the stretching and twisting process of the cable.
2. A cable protection gimbal according to claim 1, wherein said compression spring (5) is made of 65Mn spring steel.
3. The universal joint for protecting the cable according to claim 1, wherein 4 counter bores (402) are uniformly formed in the annular clamping groove B (401), and the connecting piece A (3) and the connecting piece B (4) are connected through 4 universal pieces (2).
4. A cable protection gimbal according to claim 3, wherein the connecting members a (3) and B (4) are made of stainless steel.
5. The cable protection gimbal according to any of claims 1-4, wherein a rubber protective layer is attached to the cable through holes of the connecting member A (3) and the connecting member B (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434685.0A CN112952724B (en) | 2021-04-22 | 2021-04-22 | Universal joint for cable protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110434685.0A CN112952724B (en) | 2021-04-22 | 2021-04-22 | Universal joint for cable protection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112952724A CN112952724A (en) | 2021-06-11 |
| CN112952724B true CN112952724B (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110434685.0A Active CN112952724B (en) | 2021-04-22 | 2021-04-22 | Universal joint for cable protection |
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| Country | Link |
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| CN (1) | CN112952724B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453313A (en) * | 2017-07-25 | 2017-12-08 | 国网山东省电力公司龙口市供电公司 | A kind of power cable classification attachment means |
| CN210984974U (en) * | 2019-11-15 | 2020-07-10 | 南京明月机电有限公司 | Riveting solid-sealed copper-aluminum electrical connecting piece |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006003209B4 (en) * | 2006-01-24 | 2008-04-30 | Lic Langmatz Gmbh | Device for carrying at least one cable, conduit or the like through a building wall |
| CN104466798A (en) * | 2013-09-18 | 2015-03-25 | 上海翔洲电气科技有限公司 | Clamshell cable cold patching appliance |
| CN210326828U (en) * | 2019-09-29 | 2020-04-14 | 重庆新诺泰电气有限公司 | Cable bridge for power transmission |
| CN210349394U (en) * | 2019-10-17 | 2020-04-17 | 江西汉光电缆股份有限公司 | Environment-friendly low-smoke halogen-free cable |
| CN212726288U (en) * | 2020-06-03 | 2021-03-16 | 日照博科电力器材有限公司 | Cable bending protection buckle |
| CN212969033U (en) * | 2020-09-24 | 2021-04-13 | 镇江润鑫达精工科技有限公司 | Joint fixing structure for cable |
-
2021
- 2021-04-22 CN CN202110434685.0A patent/CN112952724B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107453313A (en) * | 2017-07-25 | 2017-12-08 | 国网山东省电力公司龙口市供电公司 | A kind of power cable classification attachment means |
| CN210984974U (en) * | 2019-11-15 | 2020-07-10 | 南京明月机电有限公司 | Riveting solid-sealed copper-aluminum electrical connecting piece |
Also Published As
| Publication number | Publication date |
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| CN112952724A (en) | 2021-06-11 |
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Effective date of registration: 20220928 Address after: Block 2, No. 473, Yuehua Road, Gaoming District, Foshan City, Guangdong Province, 528000 Applicant after: GUANGDONG LIXIN ELECTRIC POWER SERVICE Co.,Ltd. Applicant after: FOSHAN POWER SUPPLY BUREAU OF GUANGDONG POWER GRID Co.,Ltd. Address before: 066000 1st floor, rolling experiment building, School of mechanical engineering, Yanshan University, Haigang District, Qinhuangdao City, Hebei Province Applicant before: Li Guiling |
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