CN110896205A - Cable protection device - Google Patents
Cable protection device Download PDFInfo
- Publication number
- CN110896205A CN110896205A CN201911223646.5A CN201911223646A CN110896205A CN 110896205 A CN110896205 A CN 110896205A CN 201911223646 A CN201911223646 A CN 201911223646A CN 110896205 A CN110896205 A CN 110896205A
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- Prior art keywords
- protection
- cable
- hole
- adjusting
- axial
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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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- 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
- H02G3/22—Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Installation Of Indoor Wiring (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a cable protection device, which comprises a protection component and a positioning device, wherein the protection component comprises a protection cylinder body, a limiting lug, an axial limiting block, an adjusting through hole and a cable mounting hole, the positioning device comprises a positioning block and an adjusting groove, the axial positioning block is used for limiting the protection device to move in one axial direction in the mounting hole, the positioning block is rotated through the adjusting through hole and the adjusting groove to prop open the limiting lug so as to be clamped in the inner wall of the mounting hole, and the protection device is limited to move in the other axial direction in the mounting hole. The limiting lug can be expanded to different sizes along with the screwing of the positioning block, so that the situation that the sizes of the mounting holes are different is adapted.
Description
Technical Field
The invention relates to the technical field of power construction equipment, in particular to a cable protection device.
Background
In the daily electric power construction process, the cable often need pass the through-hole mouth of wall body or horizontal cable shaft and can lay and reach the destination, when passing the drill way, because the drill way is formed by drilling machine later stage processing mostly, the drill way is more sharp-pointed, very easy fish tail cable's outer layer. There is the device that is used for the cable protection among the prior art, and this protection device can pull the cable, and the protection cable is not destroyed, however, because the hole on the wall body is many that later stage manual work is processed, and is not of uniform size, is used for wall body drill way cable protection device among the prior art, and the unable stable is fixed in the drill way, and cable protection device falls from the wall body easily, influences work efficiency. When the position of the hole is higher, the falling of the cable protection device can threaten the life installation of constructors and is inconvenient to use.
Disclosure of Invention
The present invention is directed to a cable protection device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a cable protection device, includes protection part and positioner, the protection part is including protection barrel, spacing lug, axial stopper, adjusting through hole and cable mounting hole, the protection barrel is cylindricly, is equipped with cable mounting hole in it, and its outside is equipped with the external screw thread, the cable mounting hole is cylindrically, link up the protection barrel, protection barrel top is equipped with the axial stopper, the protection barrel outside is equipped with spacing lug, the stopper is circular-arcly in vertical section, and its one end is with protection barrel bottom one side is connected, and one side is located protection barrel top and is partial to axial stopper one end, be equipped with adjusting through hole on the axial stopper, adjusting through hole is circular-arcly, and its terminal surface is passed through by the circular arc.
The positioning device comprises a positioning block and an adjusting groove, the positioning block is a table-shaped cylinder, an internal thread matched with the external thread of the outer side of the protection cylinder is arranged on the inner side of the positioning block, the conical surface of the positioning block faces the bottom of the protection cylinder, the maximum diameter of the positioning block is larger than the diameter of the maximum round surface formed by the limiting lugs and smaller than the diameter of the mounting hole, and the positioning block is close to the adjusting groove formed in the end face of the axial positioning block.
As a further scheme of the invention: the protective cylinder and the cable mounting hole are coaxial.
As a further scheme of the invention: the maximum diameter of the axial limiting block is larger than the diameter of the mounting hole, and further, the end face of the axial limiting block is in arc transition.
As a further scheme of the invention: the limiting block is arranged on the outer side of the protection barrel in an umbrella shape, and the number of the limiting lugs is six to eight.
According to the further scheme of the invention, the size of the arc angle α corresponding to the indexing arc of the adjusting through holes is 40-50 degrees, and furthermore, four adjusting through holes are arranged on the axial limiting block at equal intervals in the circumferential direction.
According to a further scheme of the invention, the reference circle of the adjusting groove and the reference circle of the adjusting through hole are on the same cylindrical surface, the size β of the arc angle corresponding to the reference arc of the adjusting groove is 30-36 degrees, and the number of the adjusting grooves is eight, and the adjusting grooves are circumferentially equidistantly arranged on the end surface of the positioning block on one side close to the axial limiting block.
Compared with the prior art, the invention has the beneficial effects that: the axial positioning block limits the protection device to move in one axial direction in the mounting hole, and the positioning block is rotated through the adjusting through hole and the adjusting groove to prop open the limiting lug to be clamped in the inner wall of the mounting hole, so that the protection device is limited to move in the other axial direction in the mounting hole. The limiting lug can be expanded to different sizes along with the screwing of the positioning block, so that the situation that the sizes of the mounting holes are different is adapted.
Drawings
Fig. 1 is a schematic perspective view of a cable protection device.
Fig. 2 is a front view of the cable protection device.
Fig. 3 is a right side view of the cable protection device.
Fig. 4 is a sectional view taken along a-a of fig. 2.
In the figure: 10-a protection part, 20-a positioning device, 11-a protection cylinder, 12-a limiting bump, 13-an axial limiting block, 14-an adjusting through hole, 15-a cable mounting hole, 21-a positioning block and 22-an adjusting groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. Other embodiments, which can be obtained by those skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Example 1
Referring to fig. 1-4, a cable protection device includes a protection component 10 and a positioning device 20, where the protection component 10 includes a protection cylinder 11, a limiting protrusion 12, an axial limiting block 13, an adjusting through hole 14 and a cable installation hole 15, the protection cylinder 11 is cylindrical, the cable installation hole 15 is disposed in the protection cylinder 11, in order to facilitate a cable to pass through the cable installation hole 15, the cable installation hole 15 and the axial limiting block 13 are in arc transition, an internal thread matched with the internal thread of the positioning block 21 is disposed on the outer side of the protection cylinder 11, the cable installation hole 15 is cylindrical and penetrates through the protection cylinder 11, in order to prevent the protection device from being completely plugged into the installation hole and being unable to be taken out during plugging into the installation hole, the top of the protection cylinder 11 is provided with the axial limiting block 13 for limiting the protection device to move in one axial direction in the installation hole, the protection barrel 11 outside is equipped with spacing lug 12, the stopper is circular-arcly in vertical section, its one end with protection barrel 11 bottom one side is connected, and one side is located protection barrel 11 top and is partial to 13 one ends of axial stopper, be equipped with on the axial stopper 13 and adjust through-hole 14, it is circular-arcly to adjust through-hole 14, its terminal surface is by the circular arc transition.
The positioning device 20 comprises a positioning block 21 and an adjusting groove 22, the positioning block 21 is a table-shaped cylinder, an inner thread matched with an outer thread on the outer side of the protection cylinder 11 is arranged on the inner side of the positioning block 21, the positioning block 21 can linearly move on the protection cylinder 11 through the thread matching between the positioning block 21 and the protection cylinder 11, when the positioning block 21 moves towards the bottom of the protection cylinder 11, the limiting lug 12 is propped open by the positioning block 21, so that the positioning lug is in contact with the inner wall of the installation hole, the acting force of the limiting lug 12 on the inner wall of the installation hole is larger along with the screwing of the positioning block 21, the matching is tighter, the conical surface of the positioning block 21 faces towards the bottom of the protection cylinder 11, the conical surface is matched with the convex surface of the limiting lug 12, and the limiting lug 12 can be propped up more easily, the maximum diameter of the positioning block 21 is larger than the maximum diameter of the circular surface formed by the limiting convex block 12, so that the limiting convex block 12 can be better unfolded and smaller than the diameter of the mounting hole, the problem that the positioning block 21 is in contact with the inner wall of the mounting hole, and therefore the limiting convex block 12 cannot be unfolded by screwing downwards is solved, and the positioning block 21 is close to the adjusting groove 22 formed in the end face of the axial positioning block 21.
As a further scheme of the invention: the protective cylinder 11 and the cable mounting hole 15 are held coaxially.
As a further aspect of this embodiment: the maximum diameter of the axial limiting block 13 is larger than the diameter of the mounting hole, and further, in order to avoid stress concentration, two ends of the axial limiting block 13 are in arc transition.
As a further aspect of this embodiment: the stopper be umbrella-shaped arrange in the 11 outsides of protection barrel, in this embodiment, spacing lug 12 quantity is eight.
As a further scheme of this embodiment, in this embodiment, the size of the arc angle α corresponding to the indexing arc of the adjusting through hole 14 is 40 °, and further, in order to make the adjustment of the positioning block 21 simple and easy, four adjusting through holes 14 are arranged on the axial limiting block 13 at equal intervals in the circumferential direction.
As a further solution of this embodiment, the reference circle of the adjusting groove 22 and the reference circle of the adjusting through hole 14 are on the same cylindrical surface, and further, in this embodiment, the size β of the arc angle corresponding to the reference circle of the adjusting groove 22 is 30 °, and further, the adjusting grooves 22 are eight in total and are circumferentially equidistantly disposed on the end surface of the positioning block 21 on the side close to the axial stopper 13, in this embodiment, an adjusting device is inserted into the adjusting groove 22 through the adjusting through hole 14, and the adjusting device is rotated to rotate the positioning block 21, which requires that the reference circle of the adjusting groove 22 and the reference circle of the adjusting through hole 14 are on the same cylindrical surface, and when the sizes of the arc angles corresponding to the adjusting groove 22 and the adjusting through hole 14 are the same, when the positioning block 21 is rotated to a certain angle, all the adjusting grooves 22 completely overlap with the adjusting through hole 14, so that the positioning block 21 cannot be rotated by the adjusting device, which requires that when the positioning block 21 is rotated to any angle, there is at least one pair of the adjusting grooves 22 and the adjusting through holes 14 overlap, so that the number of the adjusting grooves 22 in this embodiment is less than the corresponding arc angles of the adjusting through holes 14, and the adjusting through holes is not completely larger than the number of the adjusting grooves 22.
Example 2
The present embodiment is different from embodiment 1 in that the number of the limiting protrusions 12 is six, the size of the arc angle α corresponding to the indexing arc of the adjusting through hole 14 is 50 °, and the size of the arc angle β corresponding to the indexing arc of the adjusting groove 22 is 36 °.
The using method of the invention is as follows:
when the connecting device is used, the bottom end of the protection cylinder body 11 is plugged into the mounting hole until the end face of the axial limiting block 13 is matched with the outer wall of the mounting hole, meanwhile, an adjusting device penetrates through the adjusting through hole 14 and is inserted into the adjusting groove 22, the positioning block 21 starts to rotate, the positioning block 21 is in threaded connection with the protection cylinder body 11, so that the connecting device moves along the direction from the axial limiting block 13 to the bottom end of the protection cylinder body 11, the limiting lug 12 is propped open, the limiting lug 12 is further in contact with the inner wall of the mounting hole, and the acting force of the limiting lug 12 on the inner wall of the mounting hole is increased along with the screwing of the positioning block 21, so that the connecting device is stably connected with the mounting hole.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (9)
1. The cable protection device comprises a protection component (10) and a positioning device (20), and is characterized in that the protection component (10) comprises a protection cylinder body (11), a limiting lug (12), an axial limiting block (13), an adjusting through hole (14) and a cable mounting hole (15), the protection cylinder body (11) is cylindrical, the cable mounting hole (15) is formed in the protection cylinder body, the cable mounting hole (15) and the axial limiting block (13) are in circular arc transition, internal threads matched with the internal threads in the inner side of a positioning block (21) are formed in the outer side of the protection cylinder body (11), the cable mounting hole (15) is cylindrical and penetrates through the protection cylinder body (11), the axial limiting block (13) is arranged at the top of the protection cylinder body (11), the limiting lug (12) is arranged on the outer side of the protection cylinder body (11), and the limiting block is arc-shaped in a vertical section, one end of the axial limiting block is connected with one side of the bottom of the protection cylinder body (11), one side of the axial limiting block is positioned above the protection cylinder body (11) and is deviated to one end of the axial limiting block (13), an adjusting through hole (14) is formed in the axial limiting block (13), the adjusting through hole (14) is arc-shaped, and the end face of the adjusting through hole is in arc transition;
positioner (20) are including locating piece (21) and adjustment tank (22), locating piece (21) are the platform form cylinder, survey in it be equipped with protection barrel (11) outside external screw thread matched with internal thread, through locating piece (21) with screw-thread fit between protection barrel (11), locating piece (21) can be do rectilinear movement on protection barrel (11), locating piece (21) conical surface orientation protection barrel (11) bottom, with the conical surface with spacing lug (12) protruding face cooperatees, locating piece (21) maximum diameter is greater than the biggest disc diameter that spacing lug (12) constitute is less than the mounting hole diameter, locating piece (21) are close to be equipped with adjustment tank (22) on axial positioning piece (21) terminal surface.
2. The cable protection device according to claim 1, wherein the protection cylinder (11) and the cable mounting hole (15) remain coaxial.
3. A method for preparing a cable protection device according to any one of claims 1 or 2, wherein the maximum diameter of the axial stopper (13) is larger than the inner diameter of the mounting hole, and both ends of the axial stopper (13) are transited through arcs.
4. The cable protection device according to claim 3, wherein the limiting block is arranged outside the protection cylinder (11) in an umbrella shape, and the number of the limiting lugs (12) is six to eight.
5. The cable protection device according to claim 1, wherein the adjustment through hole (14) is indexed by an arc angle α of 40-50 °.
6. Cable protection device according to claim 5, wherein said adjustment through holes (14) are four and are circumferentially equidistant on said axial stop (13).
7. Cable protection device according to claim 1, characterized in that the adjusting groove (22) pitch circle is on the same cylinder surface as the adjusting through hole (14) pitch circle.
8. The cable protection device according to claim 7, wherein the adjustment groove (22) is indexed by an arc angle β of 30-36 °.
9. The cable protection device according to claim 8, wherein the number of the adjustment grooves (22) is eight, and the adjustment grooves are circumferentially equidistantly arranged on an end face of the positioning block (21) on a side close to the axial stopper (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223646.5A CN110896205B (en) | 2019-12-04 | 2019-12-04 | Cable protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911223646.5A CN110896205B (en) | 2019-12-04 | 2019-12-04 | Cable protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110896205A true CN110896205A (en) | 2020-03-20 |
| CN110896205B CN110896205B (en) | 2021-01-15 |
Family
ID=69788902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911223646.5A Expired - Fee Related CN110896205B (en) | 2019-12-04 | 2019-12-04 | Cable protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110896205B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409717A (en) * | 2020-04-07 | 2020-07-14 | 滁州贝安智能机器人科技有限公司 | Wall-climbing robot with wire harness anti-winding function |
| CN114060618A (en) * | 2021-11-29 | 2022-02-18 | 珠海格力电器股份有限公司 | Sealing structure and air conditioner with same |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2712062A1 (en) * | 1993-11-03 | 1995-05-12 | Legris Sa | Device designed for passing a pipe through a wall |
| CN102364126A (en) * | 2010-06-10 | 2012-02-29 | 包尔斯产品三世有限责任公司 | Drop-in anchor and drop-in anchor systems |
| JP2013008541A (en) * | 2011-06-24 | 2013-01-10 | Yazaki Corp | Wire harness with clip |
| CN207691373U (en) * | 2017-12-30 | 2018-08-03 | 浙江亚厦装饰股份有限公司 | A kind of knob-and-tube wiring pipe and knob-and-tube wiring tube assembly |
| CN108418160A (en) * | 2018-05-04 | 2018-08-17 | 抚顺欧柏丽实业股份有限公司 | Cable and pipeline run through sealing device and compression assembly |
| CN108963923A (en) * | 2018-10-16 | 2018-12-07 | 安徽蓝德正华电子有限公司 | A kind of switchgear cable perforator |
| US10431970B1 (en) * | 2015-01-22 | 2019-10-01 | Arlington Industries, Inc. | Electrical insider fitting for internal connection of flexible metal conduit to an electrical box |
| CN209472337U (en) * | 2019-03-12 | 2019-10-08 | 昆明宥同管业有限公司 | A kind of PVC corrugated pipe connector sheath |
| CN110518521A (en) * | 2019-08-30 | 2019-11-29 | 国网山东省电力公司商河县供电公司 | A kind of cable block head |
-
2019
- 2019-12-04 CN CN201911223646.5A patent/CN110896205B/en not_active Expired - Fee Related
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2712062A1 (en) * | 1993-11-03 | 1995-05-12 | Legris Sa | Device designed for passing a pipe through a wall |
| CN102364126A (en) * | 2010-06-10 | 2012-02-29 | 包尔斯产品三世有限责任公司 | Drop-in anchor and drop-in anchor systems |
| JP2013008541A (en) * | 2011-06-24 | 2013-01-10 | Yazaki Corp | Wire harness with clip |
| US10431970B1 (en) * | 2015-01-22 | 2019-10-01 | Arlington Industries, Inc. | Electrical insider fitting for internal connection of flexible metal conduit to an electrical box |
| CN207691373U (en) * | 2017-12-30 | 2018-08-03 | 浙江亚厦装饰股份有限公司 | A kind of knob-and-tube wiring pipe and knob-and-tube wiring tube assembly |
| CN108418160A (en) * | 2018-05-04 | 2018-08-17 | 抚顺欧柏丽实业股份有限公司 | Cable and pipeline run through sealing device and compression assembly |
| CN108963923A (en) * | 2018-10-16 | 2018-12-07 | 安徽蓝德正华电子有限公司 | A kind of switchgear cable perforator |
| CN209472337U (en) * | 2019-03-12 | 2019-10-08 | 昆明宥同管业有限公司 | A kind of PVC corrugated pipe connector sheath |
| CN110518521A (en) * | 2019-08-30 | 2019-11-29 | 国网山东省电力公司商河县供电公司 | A kind of cable block head |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111409717A (en) * | 2020-04-07 | 2020-07-14 | 滁州贝安智能机器人科技有限公司 | Wall-climbing robot with wire harness anti-winding function |
| CN114060618A (en) * | 2021-11-29 | 2022-02-18 | 珠海格力电器股份有限公司 | Sealing structure and air conditioner with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110896205B (en) | 2021-01-15 |
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Granted publication date: 20210115 |