CN112383014B - Cable damping device - Google Patents
Cable damping device Download PDFInfo
- Publication number
- CN112383014B CN112383014B CN202011027048.3A CN202011027048A CN112383014B CN 112383014 B CN112383014 B CN 112383014B CN 202011027048 A CN202011027048 A CN 202011027048A CN 112383014 B CN112383014 B CN 112383014B
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- shell
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- venthole
- inlet port
- hole
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- 238000013016 damping Methods 0.000 title claims description 14
- 230000035939 shock Effects 0.000 claims abstract description 15
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- 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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
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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
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Taps Or Cocks (AREA)
Abstract
The invention relates to the field of cable shock absorption, and discloses a cable shock absorption device, which comprises a shock absorption structure, a Tesla valve structure and a cable, wherein the shock absorption structure comprises a shell, a ball body and at least two connecting bulges, the shell is a hollow ball body and is provided with a notch, the shell comprises a first shell and a second shell, the first shell is provided with a first through hole, one end of each connecting bulge is fixedly connected to the surface of the ball body, the other end of each connecting bulge is fixedly connected to the inner surface of the shell, the ball body is provided with a cable channel, a cavity is arranged in the ball body, the first shell is provided with a first handle, the ball body is provided with a second handle, the shock absorption structure is provided with an air outlet hole and an air inlet hole, one end of the air inlet hole is provided with the Tesla valve structure, one end of the air inlet hole is communicated with the cavity, the energy generated by twisting the cable is converted into the kinetic energy of gas for consumption, and the built-in ball body and the connecting bulges are both provided with elasticity, the purpose of improving the protection strength of the overhead cable when the overhead cable is twisted under the action of external force is achieved, and the service life of the device is prolonged.
Description
Technical Field
The invention relates to the field of cable shock absorption, in particular to a cable shock absorption device.
Background
The cable is usually composed of several wires, is an important component in the process of power transmission, and is a guarantee for stability and reliability of power transmission. The cable is pulled by the tension towers at two sides and is easily damaged or even torn off under the action of various wind, rain, hail and other external forces in the working process, and the normal power transmission is seriously disturbed.
The patent number of a comparison document is CN110474275A, and the transmission line cable shock absorber comprises a hollow sphere and a solid sphere positioned in the hollow sphere, wherein the surface of the hollow sphere is provided with a notch, the outer surfaces of the hollow sphere and the solid sphere are respectively provided with a cable connecting ring, and the cable connecting ring of the solid sphere is opposite to the notch; the surface of the hollow sphere is provided with a through hole which is opposite to the cable connecting ring on the hollow sphere, and a cable channel is arranged in the solid sphere; the surface of the solid sphere is provided with a plurality of bulges, the surface of one side of each bulge, which is far away from the center direction of the solid sphere, is a curved surface matched with the inner wall of the hollow sphere, and the curved surface is attached to the inner wall of the hollow sphere; the hollow ball body and the bulge are both made of rigid materials. The invention is used for solving the problems that the shock absorber in the prior art can only reduce the tension of the cable and cannot play an effective protection effect on the condition that the cable is seriously twisted in severe weather, and the purpose of improving the protection strength of the overhead cable when the overhead cable is twisted under the action of external force is realized.
When the device is used, kinetic energy is quickly converted into internal energy for consumption by utilizing larger rigid friction force between the protrusions and the inner wall of the hollow sphere, but the damage of the rigid friction to the device is too large, the service life of the device is not strong, and the device is not easy to replace once after being damaged; the connecting piece is the spring, and is easy to lose efficacy, leads to the cable to drive solid spheroid when restoreing the former state simultaneously, and the load is big, and long-time cable is impaired easily.
Disclosure of Invention
The invention provides a cable damping device which can solve the technical problem.
The invention provides the following technical scheme: the utility model provides a cable damping device, including shock-absorbing structure, Tesla valve structure and cable, shock-absorbing structure has venthole and inlet port, shock-absorbing structure includes the shell, spheroid and two at least connection archs, the shell is hollow spheroid, and the shell has the breach, the shell includes first shell and second shell, first shell and second shell can dismantle the connection, first through-hole has been seted up to first shell, connection protruding one end fixed connection is on the spheroid surface, connection protruding other end fixed connection is at the shell internal surface, connection protruding has elasticity, be provided with the cable channel on the spheroid, cavity has in the spheroid, and the spheroid has elasticity, be provided with the first in the first shell, the first in the first through-hole right side, be provided with the second in the spheroid, the second in breach right side department, the cable is through passing the breach from left to right, wind first at least round in the first in the department of taking charge of, The gas inlet hole penetrates through the cable channel, penetrates through the first through hole, and winds the second handle for at least one circle, a Tesla valve structure is installed at one end of the gas inlet hole, after the gas inlet hole is installed, the gas can enter the gas inlet hole in an accelerated mode through the Tesla valve structure, the other end of the gas inlet hole is communicated with the cavity, one end of the gas inlet hole is communicated with the outside, and the other end of the gas inlet hole is communicated with the cavity.
Furthermore, a first air outlet hole is formed in the first shell, a second air outlet hole is formed in one of the connecting protrusions, a third air outlet hole is formed in the ball body, the aperture sizes of the first air outlet hole, the second air outlet hole and the third air outlet hole are the same, the axes of the first air outlet hole, the second air outlet hole and the third air outlet hole are the same, and the first air outlet hole, the second air outlet hole and the third air outlet hole form the air outlet holes.
Furthermore, a first air inlet hole is formed in the shell, a second air inlet hole is formed in one of the connecting bulges, a third air inlet hole is formed in the ball body, the aperture sizes of the first air inlet hole, the second air inlet hole and the third air inlet hole are the same, the axes of the first air inlet hole, the second air inlet hole and the third air inlet hole are the same, and the first air inlet hole, the second air inlet hole and the third air inlet hole form the air inlet hole.
Furthermore, the elastic coefficient of the connecting bulge is larger than that of the ball body.
Further, the housing is made of a rigid material.
Furthermore, the connecting bulge and the ball body are of an integrated structure.
Further, the first handle and the second handle are made of a rigid material.
Further, the first housing and the second housing are bolted.
Further, the central angle corresponding to the notch is 50 degrees to 80 degrees.
The invention has the following beneficial effects:
1. the invention provides a technical idea that energy of a cable twisted by external force is converted into kinetic energy of gas for consumption, so that the cable is protected, and the energy is converted and consumed under the condition of not damaging a device.
2. The invention is provided with a cavity, an air inlet and an air outlet, wherein a Tesla valve structure is arranged at the air inlet, so that the energy generated by twisting a cable is converted into the kinetic energy of air, the cavity is compressed by twisting the cable in severe weather, the air in the cavity is extruded instantly, the air can generate the kinetic energy to be sprayed out from the air outlet, and the energy is consumed; the cavity is extruded along the same direction when the cable is twisted, air is sprayed from the cavity, energy of the cable during twisting can be consumed, the service life is long, and the cable protection effect is improved.
3. According to the cable protection device, the connecting bulge and the hollow sphere are elastic and integrated, kinetic energy of the cable is consumed through elastic potential energy of the connecting bulge and the hollow sphere, tension fluctuation of the cable is reduced, the service life is long, and the cable protection effect is improved.
4. The elastic coefficient of the connecting bulge is larger than that of the hollow sphere, and the cable is easier to deform when being extruded by external force.
5. The invention has simple structure, long service life and simple installation.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a structural schematic diagram of a Tesla valve according to the present invention;
FIG. 3 is a schematic top view of a sphere according to the present invention;
fig. 4 is a schematic side sectional view of a sphere according to the present invention.
The reference numbers in the figures illustrate:
1. a shock-absorbing structure; 2. a Tesla valve structure; 3. a cable; 11. a housing; 12. a sphere; 13. a connecting projection; 14. an air outlet; 15. an air inlet; 111. a notch; 112. a first housing; 113. a second housing; 121. a cable channel; 122. a second handle; 123. a cavity; 124. a third air outlet; 125. a third air inlet hole; 131. a second air outlet; 132. a second air intake hole; 1121. a first through hole; 1122. a first handle; 1131. a first air outlet hole; 1132. a first air intake hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
For a more clear description of the present embodiment, the directional definition of the present embodiment is defined according to fig. 1.
Referring to fig. 1-4, a cable shock absorbing device includes a shock absorbing structure 1, a tesla valve structure 2 and a cable 3, the shock absorbing structure 1 includes a housing 11, a ball 12 and at least two connecting protrusions 13, the housing 11 is a hollow ball, the housing 11 has a notch 111, the central angle corresponding to the notch 111 is 50 degrees to 80 degrees, the housing 11 includes a first housing 112 and a second housing 113, the first housing 112 and the second housing 113 are detachably connected, specifically, bolted, and more easily installed and detached, the first housing 112 has a first through hole 1121, one end of the connecting protrusion 13 is fixedly connected to the surface of the ball 12, the other end of the connecting protrusion 13 is fixedly connected to the inner surface 11 of the housing, the connecting protrusion 13 has elasticity, the ball 12 has a cable channel 121, a cavity 123 is formed in the ball 12, the ball 12 has elasticity, the ball 12 and the connecting protrusion 13 are made of rubber, the ball 12 has a plurality of through holes therein to communicate the upper and lower cavities 123.
The first shell 112 is provided with a first handle 1122, the first handle 1122 is located on the right side of the first through hole 1121, the sphere 12 is provided with a second handle 122, the second handle 122 is located on the right side of the notch 111, the cable 3 passes through the notch 111 from left to right, winds the first handle 112 at least one circle, passes through the cable channel 121, passes through the first through hole 1121, winds the second handle 122 at least one circle, the shock absorption structure 1 is provided with an air outlet hole 14 and an air inlet hole 15, one end of the air inlet hole 15 is provided with the tesla valve structure 2, after the installation, the tesla valve structure 2 can accelerate air to enter, the other end of the air inlet hole 15 is communicated with the cavity 123, one end of the air outlet hole 14 is communicated with the outside, and the other end of the air inlet hole 14 is communicated with the cavity 123.
In fig. 2, the tesla valve structure 2 is installed in a direction that the lower end is installed on the first air inlet 1132, and the upper end of the tesla valve structure 2 is in contact with air (the lower end in the figure is an installation contact end).
The housing 11 is made of a rigid material, the first handle 112 and the second handle 122 are made of a rigid material, the housing 11 is made of a rigid material, the housing can resist sundries in the air in bad weather, the elastic ball 12 in the housing is guaranteed not to be damaged, the service life is long, the first handle 112 and the second handle 122 are made of a rigid material, the cable 3 is wound on the first handle 112 and the second handle 122, and the first handle 112 and the second handle 122 are made of a rigid material, so that the service life is long.
Connecting protrusion 13 and hollow sphere 12 all have elasticity, connecting protrusion 13 and hollow sphere 12 formula structure as an organic whole, consume cable kinetic energy through connecting protrusion 13 and hollow sphere 12's elastic potential energy, it is undulant to reduce the tension of cable, long service life and stability, and the protection cable of certain degree does not receive the harm moreover, and connecting protrusion 13's coefficient of elasticity is greater than the coefficient of elasticity of sphere 12, and when external force made cable extrusion cavity 123, it took place deformation more easily.
According to the invention, the cavity 123, the air inlet 15 and the air outlet 14 are arranged, and the Tesla valve structure 2 is arranged at the air inlet 15, so that the energy twisted by the cable 3 is converted into the kinetic energy of air, and the energy is consumed; in bad weather, the cable 3 twists reverse, can compress cavity 123, the gas in the cavity 123 is extruded, can produce kinetic energy and spout from venthole 14, carry out the consumption of energy, and the air inlet 15 that is equipped with tesla valve structure 2 is because pressure, can replenish the gas in the cavity 123 fast, restore cavity 123 to former appearance fast, even the cavity 123 volume can grow a bit, block the twisting of cable 3, carry out the consumption of energy, realize in bad weather, for example under the weather of hail heavy rain, when cable 3 is pounded to twisting by hail or rainwater, extrude the cavity, the injected air just can play the effect of effective protection to cable 3, long service life has greatly increased.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A cable damping device which characterized in that: comprises a damping structure (1), a Tesla valve structure (2) and a cable (3); the shock absorption structure (1) is provided with an air outlet hole (14) and an air inlet hole (15); the shock absorption structure (1) comprises a shell (11), a sphere (12) and at least two connecting bulges (13); the shell (11) is a hollow sphere, and the shell (11) is provided with a notch (111); the shell (11) comprises a first shell (112) and a second shell (113), and the first shell (112) and the second shell (113) are detachably connected; the first shell (112) is provided with a first through hole (1121); one end of the connecting bulge (13) is fixedly connected to the surface of the ball body (12), the other end of the connecting bulge (13) is fixedly connected to the inner surface (11) of the shell, and the connecting bulge (13) has elasticity; the ball body (12) is provided with a cable channel (121), a cavity (123) is arranged in the ball body (12), and the ball body (12) has elasticity; a first handle (1122) is arranged on the first shell (112), and the first handle (1122) is positioned on the right side of the first through hole (1121); a second handle (122) is arranged on the ball body (12), and the second handle (122) is positioned at the right side of the notch (111); the cable (3) passes through the notch (111) from left to right, winds the first handle (112) at least one turn, passes through the cable channel (121), passes through the first through hole (1121) and winds the second handle (122) at least one turn; one end of the air inlet hole (15) is provided with a Tesla valve structure (2), after the air inlet hole is arranged, the Tesla valve structure (2) can accelerate air to enter, and the other end of the air inlet hole (15) is communicated with the cavity (123); one end of the air outlet hole (14) is communicated with the outside, and the other end of the air outlet hole (14) is communicated with the cavity.
2. A cable damping device as claimed in claim 1, wherein: first venthole (1131) has been seted up on second shell (113), second venthole (131) has been seted up in one of them connecting protrusion (13), third venthole (124) has been seted up in spheroid (12), first venthole (1131), second venthole (131) and third venthole (124) aperture size are the same, and first venthole (1131), second venthole (131) and third venthole (124) three's axis is same axis, first venthole (1131), second venthole (131) and third venthole (124) constitute venthole (14).
3. A cable damping device as claimed in claim 2, wherein: first inlet port (1132) have been seted up on second shell (113), second inlet port (132) have been seted up in one of them connecting protrusion (13), third inlet port (125) have been seted up in spheroid (12), first inlet port (1132), second inlet port (132) and third inlet port (125) aperture size are the same, and first inlet port (1132), second inlet port (132) and third inlet port (125) three's axis is same axis, first inlet port (1132), second inlet port (132) and third inlet port (125) constitute inlet port (15).
4. A cable damping device as claimed in claim 1, wherein: the elastic coefficient of the connecting bulge (13) is larger than that of the ball body (12).
5. A cable damping device as claimed in claim 1, wherein: the housing (11) is made of a rigid material.
6. A cable damping device as claimed in claim 1, wherein: the connecting bulge (13) and the ball body (12) are of an integrated structure.
7. A cable damping device as claimed in claim 1, wherein: the first handle (112) and the second handle (122) are made of a rigid material.
8. A cable damping device as claimed in claim 1, wherein: the first housing (112) and the second housing (113) are bolted.
9. A cable damping device as claimed in claim 1, wherein: the central angle corresponding to the notch (111) is 50 degrees to 80 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011027048.3A CN112383014B (en) | 2020-09-25 | 2020-09-25 | Cable damping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011027048.3A CN112383014B (en) | 2020-09-25 | 2020-09-25 | Cable damping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112383014A CN112383014A (en) | 2021-02-19 |
| CN112383014B true CN112383014B (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011027048.3A Active CN112383014B (en) | 2020-09-25 | 2020-09-25 | Cable damping device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112383014B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113612180B (en) * | 2021-07-27 | 2023-06-16 | 福州维思电力勘察设计有限公司 | High-voltage line wind-proof device |
| CN115107686A (en) * | 2022-06-24 | 2022-09-27 | 禾美(浙江)汽车股份有限公司 | Radar assembly mechanism for automatic driving automobile |
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|---|---|---|---|---|
| KR101175314B1 (en) * | 2012-05-25 | 2012-08-20 | 배규보 | Distribution line supporting bar structure of electric pole |
| CN203477142U (en) * | 2013-08-06 | 2014-03-12 | 余俊 | Shell type damping ball |
| CN204517336U (en) * | 2015-05-08 | 2015-07-29 | 国网河南省电力公司电力科学研究院 | A kind of annular quadripartion anti-dance device |
| CN107317289A (en) * | 2017-09-05 | 2017-11-03 | 成都飞航沛腾科技有限公司 | A kind of fixing component of cable |
| CN110474275A (en) * | 2019-09-26 | 2019-11-19 | 国网四川省电力公司绵阳供电公司 | A kind of power line cables damper and its installation method |
| CN211018140U (en) * | 2019-12-30 | 2020-07-14 | 新疆新风新能环保科技有限公司 | Cable protection device of wind generating set |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702503A (en) * | 2009-11-03 | 2010-05-05 | 四川电力试验研究院 | Multi-fission transmission lead torsional vibration swing-preventing device |
| CN209592836U (en) * | 2018-11-27 | 2019-11-05 | 张旭金 | A kind of protective layer of electric cable for coal mining machine restrictive coating |
| CN210182938U (en) * | 2019-08-29 | 2020-03-24 | 陈慧兰 | Fixing and clamping device for erecting power cable |
-
2020
- 2020-09-25 CN CN202011027048.3A patent/CN112383014B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101175314B1 (en) * | 2012-05-25 | 2012-08-20 | 배규보 | Distribution line supporting bar structure of electric pole |
| CN203477142U (en) * | 2013-08-06 | 2014-03-12 | 余俊 | Shell type damping ball |
| CN204517336U (en) * | 2015-05-08 | 2015-07-29 | 国网河南省电力公司电力科学研究院 | A kind of annular quadripartion anti-dance device |
| CN107317289A (en) * | 2017-09-05 | 2017-11-03 | 成都飞航沛腾科技有限公司 | A kind of fixing component of cable |
| CN110474275A (en) * | 2019-09-26 | 2019-11-19 | 国网四川省电力公司绵阳供电公司 | A kind of power line cables damper and its installation method |
| CN211018140U (en) * | 2019-12-30 | 2020-07-14 | 新疆新风新能环保科技有限公司 | Cable protection device of wind generating set |
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| Publication number | Publication date |
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| CN112383014A (en) | 2021-02-19 |
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Effective date of registration: 20221116 Address after: 710000 Room 10402, Building 6, No. 62, Xiwu Road, Xincheng District, Xi'an, Shaanxi Patentee after: Shaanxi Huarui Electric Co.,Ltd. Address before: No.27, gaokantou Road, Yandang Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Chen Yongzhi |
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Effective date of registration: 20230508 Address after: 710000 Room 2404, Building 6, Juwei Daqin County, Afangyi Road, Fengdong New City, Xi'an City, Shaanxi Province Patentee after: Shaanxi Zhong'an Huayuan Power Technology Co.,Ltd. Address before: 710000 Room 10402, Building 6, No. 62, Xiwu Road, Xincheng District, Xi'an, Shaanxi Patentee before: Shaanxi Huarui Electric Co.,Ltd. |
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