CN113724930A - High voltage distribution cabinet uses anticreep cable that has alarming function - Google Patents
High voltage distribution cabinet uses anticreep cable that has alarming function Download PDFInfo
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- CN113724930A CN113724930A CN202110994750.5A CN202110994750A CN113724930A CN 113724930 A CN113724930 A CN 113724930A CN 202110994750 A CN202110994750 A CN 202110994750A CN 113724930 A CN113724930 A CN 113724930A
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- wall
- insulating
- cable
- distribution cabinet
- fixedly arranged
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/32—Insulated conductors or cables characterised by their form with arrangements for indicating defects, e.g. breaks or leaks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0216—Two layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/36—Insulated conductors or cables characterised by their form with distinguishing or length marks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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Abstract
The invention discloses an anti-creeping cable with an alarm function for a high-voltage power distribution cabinet, which comprises an inner wall and an outer wall arranged outside the inner wall, wherein an inner cavity is arranged between the inner wall and the outer wall, the inner wall and the outer wall are both arranged in an insulating manner, the inner cavity is arranged in a ring shape, inner boxes are fixedly arranged at the left end and the right end in the inner cavity, magnetorheological fluid is arranged in the two inner boxes, a sealing mechanism is arranged at the lower end of the inner box, an insulating sleeve is fixedly arranged at the upper end of the outer wall, the insulating sleeve is arranged in a semi-ring shape, two insulating rings are slidably arranged in the insulating sleeve, magnets are fixedly arranged at the ends, close to each other, of the two insulating rings, the two magnets are mutually adsorbed, and a limiting block is fixedly arranged at the end, far away from the magnets, of the two insulating rings; the invention realizes the timely safety protection effect on the leakage cable, and simultaneously enables an electrician to find the leakage phenomenon of the cable at the first time, thereby carrying out necessary maintenance and replacement on the cable.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an anti-creeping cable with an alarming function for a high-voltage power distribution cabinet.
Background
Typically a rope-like cable made up of several or groups of conductors (at least two in each group) twisted together, with the conductors of each group being insulated from one another and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has the characteristics of internal electrification and external insulation;
existing cable often is equipped with the multilayer insulating layer, but because the insulating layer all exposes in the outside air, so in the past, thereby it has the part to take place to damage to lead to the electric leakage to be inevitable, has great potential safety hazard, and whether the unable timely emergence cable of existing cable electrician takes place the electric leakage problem simultaneously, leads to the unable timely quilt of safety problem to get rid of, has great potential safety hazard, to this we propose a high voltage distribution cabinet and use the anticreep cable that has alarming function.
Disclosure of Invention
The invention aims to solve the defects in the prior art, such as: existing cable often is equipped with the multilayer insulating layer, but because the insulating layer all exposes in the outside air, so in the past, thereby it has the part to take place to damage to lead to the electric leakage to be inevitable, has great potential safety hazard, and whether the unable timely emergence cable of existing cable electrician takes place the electric leakage problem simultaneously, leads to the unable timely quilt of safety problem to get rid of, has great potential safety hazard, and the high voltage power distribution cabinet who provides uses the anticreep cable that has alarming function.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-creeping cable with an alarming function used for a high-voltage power distribution cabinet comprises an inner wall and an outer wall arranged outside the inner wall, an inner cavity is arranged between the inner wall and the outer wall, the inner wall and the outer wall are both arranged in an insulating way, the inner cavity is arranged in an annular way, inner boxes are fixedly arranged at the left end and the right end in the inner cavity, magnetorheological fluid is arranged in the two inner boxes, a sealing mechanism is arranged at the lower end of the inner box, an insulating sleeve is fixedly arranged at the upper end of the outer wall, two insulating rings are arranged in the insulating sleeve in a sliding way, magnets are fixedly arranged at the ends, close to each other, of the two insulating rings, the two magnets are mutually adsorbed, a limiting block is fixedly arranged at one end, far away from the magnets, of the two insulating rings, a sliding cavity is arranged in the lower end of the outer wall, a sliding block is arranged in the sliding cavity, a connecting rod is fixedly arranged at the lower end of the sliding block, and the connecting rod and the limiting block are fixedly connected, the sliding block is further fixedly provided with a supporting block, the supporting block is arranged in the inner cavity, the lower portion of the outer wall is provided with a ground, the ground is concavely provided with a limiting groove, the outer wall is placed in the limiting groove, and a fixing block is fixedly arranged between the limiting groove and the outer wall.
The invention further defines the technical scheme that:
preferably, seal the mechanism including setting up the baffle at the inner box lower extreme, the lower extreme of inner box still fixedly is equipped with the fixed block, the one end of baffle slides and sets up in the fixed plate, be equipped with the cushion chamber in the fixed plate, the cushion intracavity is fixed and is equipped with soft spring, soft spring and baffle fixed connection set up.
Preferably, the insulating sleeve is semi-annular.
Preferably, the sliding block and the abutting block are integrally formed, the tail end of the abutting block is arranged in a spherical shape, and the abutting block and the magnetorheological fluid are arranged correspondingly.
Preferably, the cross-sectional area of the limiting block is larger than that of the insulating ring.
Preferably, the side wall of the inner box is provided with a groove, and the groove and the baffle are correspondingly arranged.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the sealing mechanism, when the cable leaks electricity, current passes through the inner wall and enters the inner cavity, so that the magnetorheological fluid is instantly hardened, and meanwhile, the soft spring is electrified and contracted to drive the baffle to slide, so that the hardened magnetorheological fluid slides out of the inner box and pushes the abutting block to move, so that the cable can react to the electricity leakage condition at the first time, and the device is pushed to operate to remind an electrician and isolate the outside;
2. according to the invention, through the mutual matching of the insulating ring and the insulating sleeve, when the sliding block slides in the sliding cavity, the insulating ring is driven to slide out of the insulating sleeve, so that the insulating ring can slide out, the cable is isolated from the outside, the safety accident caused by electric leakage is prevented, and an electrician can quickly judge the electric leakage condition of the cable by observing the sliding out of the insulating ring, and further carry out necessary maintenance and replacement on the cable.
Drawings
Fig. 1 is a schematic structural diagram of an anti-creeping cable with an alarm function for a high-voltage power distribution cabinet according to the present invention;
FIG. 2 is a schematic view of the structure at A in FIG. 1;
in the figure: 1 inner wall, 2 outer walls, 3 inner cavities, 4 inner boxes, 5 magnetorheological fluid, 6 insulating sleeves, 7 insulating rings, 8 magnets, 9 limiting blocks, 10 sliding cavities, 11 sliding blocks, 12 connecting rods, 13 abutting blocks, 14 ground, 15 limiting grooves, 16 fixing blocks, 17 baffle plates, 18 fixing blocks, 19 soft springs and 20 buffer cavities.
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.
Referring to fig. 1-2, an anti-creeping cable with alarm function for a high-voltage power distribution cabinet comprises an inner wall 1 and an outer wall 2 arranged outside the inner wall 1, an inner cavity 3 is arranged between the inner wall 1 and the outer wall 2, the inner wall 1 and the outer wall 2 are both insulated, the inner cavity 3 is arranged in a ring shape, inner boxes 4 are fixedly arranged at the left end and the right end in the inner cavity 3, magnetorheological fluids 5 are arranged in the two inner boxes 4, a sealing mechanism is arranged at the lower end of each inner box 4, the sealing mechanism comprises a baffle 17 arranged at the lower end of each inner box 4, a groove is arranged on the side wall of each inner box 4, the groove and the baffle 17 are correspondingly arranged, so that the inner boxes 4 are completely sealed to prevent the magnetorheological fluids 5 from leaking, a fixed block 18 is further fixedly arranged at the lower end of each inner box 4, one end of the baffle 17 is slidably arranged in a fixed plate 18, a buffer cavity 20 is arranged in the fixed plate 20, and a soft spring 19 is fixedly arranged in the buffer cavity 20, the soft spring 19 and the baffle 17 are fixedly connected, through the arrangement of the sealing mechanism, when the cable leaks electricity, current passes through the inner wall 1 and enters the inner cavity 3, so that the magnetorheological fluid 5 is instantly hardened, meanwhile, the soft spring 19 is electrified and contracted to drive the baffle 17 to slide, so that the hardened magnetorheological fluid 5 slides out of the inner box 4 and pushes the abutting block 13 to move, so that the electricity leakage situation can be responded to in the cable at the first time, and the pushing device operates to remind an electrician and isolate the outside, the upper end of the outer wall 2 is fixedly provided with the insulating sleeve 6, the insulating sleeve 6 is in a semi-annular arrangement, the insulating sleeve 6 is internally provided with two insulating rings 7 in a sliding manner, one ends, close to each other, of the two insulating rings 7 are fixedly provided with the magnets 8, the two magnets 8 are arranged in a mutually adsorbing manner, one ends, far away from the magnets 8, of the two insulating rings 7 are fixedly provided with the limiting blocks 9, the cross-sectional areas of the limiting blocks 9 are larger than the cross-sectional areas of the insulating rings 7, the insulation ring 7 is effectively limited, a sliding cavity 10 is arranged inside the lower end of the outer wall 2, a sliding block 11 is arranged in the sliding cavity 10 in a sliding mode, a connecting rod 12 is fixedly arranged at the lower end of the sliding block 11, the connecting rod 12 and a limiting block 9 are fixedly connected, a resisting block 13 is further fixedly arranged on the sliding block 11, the sliding block 11 and the resisting block 13 are arranged in an integrated mode, the tail end of the resisting block 13 is arranged in a spherical mode, the resisting block 13 and the magnetorheological fluid 5 are arranged correspondingly, the stability of the structure is improved, meanwhile, the operation process between the structure of the device is facilitated, the magnetorheological fluid 5 is enabled to be achieved, the resisting block 13 is arranged in the inner cavity 3, the ground 14 is arranged below the outer wall 2, a limiting groove 15 is concavely arranged on the ground 14, the outer wall 2 is arranged in the limiting groove 15, a fixing block 16 is fixedly arranged between the limiting groove 15 and the outer wall 2, through the mutual matching of the insulation ring 7 and the insulation sleeve 6, when the sliding block 11 slides in the sliding cavity 10, drive the slip-out in insulating collar 7 follow insulating sleeve 6 to make insulating collar 7 can the roll-out, separate the cable with the external world, prevent that the electric leakage from to producing the incident, electrician can come the quick judgement cable to take place the electric leakage condition through the roll-out of observing insulating collar 7 simultaneously, and then carry out necessary maintenance and change to it.
In the invention, when the device is used, a cable is placed on the ground 14, when the cable leaks electricity, current passes through the inner wall 1 and enters the inner cavity 3, so that the magnetorheological fluid 5 is instantly hardened, meanwhile, the soft spring 19 is electrified and contracted to drive the baffle 17 to slide, so that the hardened magnetorheological fluid 5 slides out of the inner box 4 and pushes the abutting block 13 to move, the slide block 11 is further driven to slide in the slide cavity 10, and the insulating ring 7 is simultaneously driven to slide out of the insulating sleeve 6, so that the insulating ring 7 can slide out, the cable is separated from the outside, the safety accident caused by electricity leakage is prevented, and meanwhile, an electrician can rapidly judge the electricity leakage condition of the cable by observing the sliding out of the insulating ring 7, and further carry out necessary maintenance and replacement on the cable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. An anti-creeping cable with an alarming function for a high-voltage power distribution cabinet comprises an inner wall (1) and an outer wall (2) arranged outside the inner wall (1), wherein an inner cavity (3) is arranged between the inner wall (1) and the outer wall (2), the inner wall (1) and the outer wall (2) are both arranged in an insulating way, the anti-creeping cable is characterized in that the inner cavity (3) is arranged in a ring shape, inner boxes (4) are fixedly arranged at the left end and the right end in the inner cavity (3), magnetorheological fluid (5) is arranged in the two inner boxes (4), a sealing mechanism is arranged at the lower end of each inner box (4), an insulating sleeve (6) is fixedly arranged at the upper end of the outer wall (2), two insulating rings (7) are arranged in the insulating sleeve (6) in a sliding way, a magnet (8) is fixedly arranged at one end, close to each other, of the two insulating rings (7), and the two magnets (8) are arranged in an adsorbing way, two magnet (8) is kept away from in insulating ring (7) one end is all fixed and is equipped with stopper (9), the inside smooth chamber (10) that is equipped with of lower extreme of outer wall (2), it is equipped with slider (11) to slide in smooth chamber (10), the lower extreme of slider (11) is fixed and is equipped with connecting rod (12), connecting rod (12) and stopper (9) fixed connection set up, it supports piece (13) to still fix being equipped with on slider (11), support piece (13) and set up in inner chamber (3), outer wall (2) below is equipped with ground (14), ground (14) are concave to be equipped with spacing groove (15), outer wall (2) are placed and are set up in spacing groove (15), fixed block (16) that are equipped with between spacing groove (15) and outer wall (2).
2. The anti-creeping cable with the alarm function for the high-voltage power distribution cabinet according to claim 1, wherein the sealing mechanism comprises a baffle (17) arranged at the lower end of the inner box (4), a fixed block (18) is further fixedly arranged at the lower end of the inner box (4), one end of the baffle (17) is slidably arranged in the fixed plate (18), a buffer cavity (20) is arranged in the fixed plate (18), a soft spring (19) is fixedly arranged in the buffer cavity (20), and the soft spring (19) and the baffle (17) are fixedly connected.
3. The anti-creeping cable with alarm function for high-voltage distribution cabinet according to claim 1, characterized in that the insulating sleeve (6) is semi-annular.
4. The anti-creeping cable used in the high-voltage power distribution cabinet according to claim 1, wherein the sliding block (11) and the abutting block (13) are integrally formed, the end of the abutting block (13) is arranged in a spherical shape, and the abutting block (13) and the magnetorheological fluid (5) are arranged correspondingly.
5. The anti-creeping cable with alarm function for high-voltage distribution cabinet according to claim 1, wherein the cross-sectional area of the limiting block (9) is larger than that of the insulating ring (7).
6. The anti-creeping cable with alarm function for high-voltage distribution cabinet according to claim 2, wherein the inner box (4) has a groove on its side wall, and the groove is arranged corresponding to the baffle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994750.5A CN113724930B (en) | 2021-08-27 | 2021-08-27 | Anti-creeping cable with alarm function for high-voltage power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994750.5A CN113724930B (en) | 2021-08-27 | 2021-08-27 | Anti-creeping cable with alarm function for high-voltage power distribution cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113724930A true CN113724930A (en) | 2021-11-30 |
| CN113724930B CN113724930B (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110994750.5A Active CN113724930B (en) | 2021-08-27 | 2021-08-27 | Anti-creeping cable with alarm function for high-voltage power distribution cabinet |
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| Country | Link |
|---|---|
| CN (1) | CN113724930B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117690667A (en) * | 2024-01-18 | 2024-03-12 | 东莞市太阳线缆设备有限公司 | Automatic enameling machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4266841A (en) * | 1979-10-25 | 1981-05-12 | The Bendix Corporation | High voltage cable terminal |
| US5922996A (en) * | 1994-09-27 | 1999-07-13 | Rizzo Development Corp. | Electrical insulated cable having means for indicating malfunctions |
| CN207353003U (en) * | 2017-08-14 | 2018-05-11 | 许昊 | A kind of fire-retardant alarm cable of high durable |
| CN112670846A (en) * | 2020-12-09 | 2021-04-16 | 杭州波蕊机电设备有限公司 | Intelligent high-voltage electric cabinet capable of realizing automatic protection by utilizing magnetorheological fluid |
-
2021
- 2021-08-27 CN CN202110994750.5A patent/CN113724930B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4266841A (en) * | 1979-10-25 | 1981-05-12 | The Bendix Corporation | High voltage cable terminal |
| US5922996A (en) * | 1994-09-27 | 1999-07-13 | Rizzo Development Corp. | Electrical insulated cable having means for indicating malfunctions |
| CN207353003U (en) * | 2017-08-14 | 2018-05-11 | 许昊 | A kind of fire-retardant alarm cable of high durable |
| CN112670846A (en) * | 2020-12-09 | 2021-04-16 | 杭州波蕊机电设备有限公司 | Intelligent high-voltage electric cabinet capable of realizing automatic protection by utilizing magnetorheological fluid |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117690667A (en) * | 2024-01-18 | 2024-03-12 | 东莞市太阳线缆设备有限公司 | Automatic enameling machine |
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| Publication number | Publication date |
|---|---|
| CN113724930B (en) | 2023-06-20 |
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