CN108695835B - Wire overvoltage protection device and protection method - Google Patents
Wire overvoltage protection device and protection method Download PDFInfo
- Publication number
- CN108695835B CN108695835B CN201810489738.7A CN201810489738A CN108695835B CN 108695835 B CN108695835 B CN 108695835B CN 201810489738 A CN201810489738 A CN 201810489738A CN 108695835 B CN108695835 B CN 108695835B
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- China
- Prior art keywords
- electric wire
- protection
- fastening block
- wire
- thick bamboo
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 17
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 17
- 241001330002 Bambuseae Species 0.000 claims abstract description 17
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 17
- 239000011425 bamboo Substances 0.000 claims abstract description 17
- 230000001012 protector Effects 0.000 claims abstract description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 238000009434 installation Methods 0.000 claims abstract description 5
- 239000007769 metal material Substances 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 12
- 230000006378 damage Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 208000027418 Wounds and injury Diseases 0.000 claims description 2
- 208000014674 injury Diseases 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
- H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention discloses an electric wire overvoltage protection device and a protection method, wherein the protection device comprises a protection box, a protection cover and a fastening block, an installation box is arranged on the inner side of the protection box, an electric appliance protector is arranged on the inner side of the installation box, a wire is connected to the outer side of the electric appliance protector, a protection pipe is arranged on the outer side of the wire, a lantern ring is connected to the fixing cylinder and is positioned on the outer side of a clamping piece, the fastening block is positioned on the inner side of the fixing cylinder and is connected with the fixing cylinder through a connecting shaft, a torsion spring is fixed above the fastening block and is positioned between the fastening block and the fixing cylinder, a pull rod is arranged above the fastening block, and the pull rod is connected with the fixing cylinder. This electric wire overvoltage protection device, fixed section of thick bamboo is hollow cylinder type structure, and fixed section of thick bamboo, clamping piece and fastening piece are copper metal material, can also avoid the circuit to take place the circular telegram trouble when making things convenient for the electric wire to install, have improved the stability of electric power transmission.
Description
Technical Field
The invention relates to the technical field of power equipment, in particular to an electric wire overvoltage protection device and an electric wire overvoltage protection method.
Background
Overvoltage protection refers to a protection mode of disconnecting a power supply or reducing the voltage of a controlled device when the voltage of a protected line exceeds a preset maximum value, and is usually implemented by installing a professional voltage protection device in a circuit to perform overvoltage protection on the circuit.
The existing overvoltage protection device cannot perfectly protect the wire access point, so that the wire line is easy to loose, or the phenomenon that irrelevant personnel touch by mistake is easy to occur. Aiming at the problems, the novel overvoltage protection device is innovatively designed on the basis of the original overvoltage protection device.
Disclosure of Invention
The invention aims to provide an overvoltage protection device and a protection method for an electric wire, which are used for solving the problems that the prior overvoltage protection device provided in the background art cannot perfectly protect an electric wire access point, so that an electric wire line is easy to loose or an irrelevant person is easy to touch by mistake.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an electric wire overvoltage protection device, includes protection box, protection casing and fastening piece, the inboard of protection box is provided with the mounting box, and the inboard of mounting box installs the electrical apparatus protector, the outside of electrical apparatus protector is connected with the wire, and the outside of wire is installed the protection pipe, the protection casing is located the outside of protection pipe, and the protection pipe passes mounting box and protection casing interconnect, the fixed section of thick bamboo is installed to the inboard of protection casing, and the fixed section of thick bamboo passes protection casing and wire interconnect to install the clamping piece on the fixed section of thick bamboo, be connected with the lantern ring on the fixed section of thick bamboo, and the lantern ring is located the outside of clamping piece, the fastening piece is located the inboard of fixed section of thick bamboo, and the fastening piece passes through connecting axle and fixed section of thick bamboo interconnect, the top of fastening piece is fixed with torsion spring, and torsion spring is located between fastening piece and the fixed section of thick bamboo, the pull rod is installed to the top of fastening piece, and pull rod and fixed section of thick bamboo interconnect.
Preferably, the protection cover is fixedly connected with the protection pipe, and the protection cover is symmetrically distributed on the outer side of the electric appliance protector.
Preferably, the fixing cylinder is of a hollow cylindrical structure, and the fixing cylinder, the clamping piece and the fastening block are all made of copper metal materials.
Preferably, the clamping pieces are of arc-shaped structures, 4 clamping pieces are arranged, and the 4 clamping pieces are distributed on the fixed cylinder at equal angles.
Preferably, the lantern ring is in threaded connection with the fixed cylinder, the lantern ring, the pull rod, the protective cover and the protective pipe are all made of plastic materials, and the pull rod is in penetrating connection with the fixed cylinder.
Preferably, the fastening block and the fixed cylinder form a rotary structure through the connecting shaft, and the lower surface of the fastening block is of a zigzag structure.
Compared with the prior art, the invention has the beneficial effects that: the overvoltage protection device for the electric wire is convenient for protecting the accessed electric wire, avoids the phenomenon of false touch,
1. the fixing cylinder is of a hollow cylindrical structure, and the fixing cylinder, the clamping piece and the fastening block are all made of copper metal, so that the electric wire can be conveniently installed, the circuit is prevented from being electrified, and the stability of power transmission is improved;
2. the clamping pieces are of arc structures, 4 clamping pieces are arranged in number and are distributed on the fixed cylinder at equal angles, so that the electric wire is clamped conveniently, the electric wire is prevented from loosening after being installed, and the installation stability of the electric wire is improved;
3. the fastening block forms a rotary structure with the fixed cylinder through the connecting shaft, and the lower surface of the fastening block is of a saw-tooth structure, so that the fastening block is convenient for clamping the electric wire, the circuit is connected, damage to the electric wire is avoided, and the service life of the electric wire is prolonged indirectly.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic view of the internal structure of the fixing barrel of the invention;
fig. 4 is a schematic view of a clip mounting structure according to the present invention.
In the figure: 1. a protective case; 2. a mounting box; 3. an electrical appliance protector; 4. a wire; 5. a protective tube; 6. a protective cover; 7. a fixed cylinder; 8. a clamping piece; 9. a collar; 10. a fastening block; 11. a connecting shaft; 12. a torsion spring; 13. and (5) a pull rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a wire overvoltage protection device, including protection box 1, protection casing 6 and fastening piece 10, the inboard of protection box 1 is provided with mounting box 2, and the inboard of mounting box 2 installs electric appliance protector 3, the outside of electric appliance protector 3 is connected with wire 4, and protection tube 5 is installed in the outside of wire 4, protection casing 6 is located the outside of protection tube 5, and protection tube 5 passes mounting box 2 and protection casing 6 interconnect, protection casing 6 and protection tube 5 fixed connection, and protection casing 6 is in the outside symmetric distribution of electric appliance protector 3, the convenience is protected the electric wire access point, fixed cylinder 7 is installed to the inboard of protection casing 6, and fixed cylinder 7 passes protection casing 6 and wire 4 interconnect, and install clamping piece 8 on the fixed cylinder 7, fixed cylinder 7 is hollow cylinder type structure, and fixed cylinder 7, clamping piece 8 and fastening piece 10 are copper metal material, the electric wire is convenient to be installed, the electric wire is favorable to be connected with the lantern ring 9, the lantern ring 9 is positioned at the outer side of the clamping piece 8, the clamping piece 8 is of an arc structure, the number of the clamping pieces 8 is 4, the 4 clamping pieces 8 are distributed on the fixed barrel 7 at equal angles, the electric wire is favorable to be clamped, the lantern ring 9 is in threaded connection with the fixed barrel 7, the lantern ring 9, the pull rod 13, the protective cover 6 and the protective pipe 5 are all made of plastic materials, the pull rod 13 is in penetrating connection with the fixed barrel 7, the lantern ring 9 is convenient to push the clamping piece 8 to clamp the electric wire, the fastening block 10 is positioned at the inner side of the fixed barrel 7, the fastening block 10 is mutually connected with the fixed barrel 7 through the connecting shaft 11, the torsion spring 12 is fixed above the fastening block 10, the torsion spring 12 is positioned between the fastening block 10 and the fixed barrel 7, the fastening block 10 forms a rotating structure with the fixed barrel 7 through the connecting shaft 11, and the lower surface of the fastening block 10 is of a zigzag structure, so that the fastening block 10 is favorable for clamping the electric wire, damage to the electric wire is avoided, the pull rod 13 is arranged above the fastening block 10, and the pull rod 13 is connected with the fixed cylinder 7.
A protection method of an electric wire overvoltage protection device comprises the following steps: the electric wire passes protection box and inserts 1 and insert the inboard fixed cylinder 7 of protection casing 6 in, protection casing 6 can prevent that irrelevant personnel from touching the electric wire access end, avoid taking place electric leakage and cause the injury to personnel, then manually carry out the pulling with pull rod 13 upwards, then pull rod 13 drives fastening block 10 and carries out clockwise rotation through connecting axle 11, the below of inserting fastening block 10 with the naked one end of electric wire this moment, then loosen pull rod 13, then fastening block 10 carries out anticlockwise rotation through connecting axle 11 under torsion spring 12's drive, then fastening block 10 presss from both sides the naked one end of electric wire on fixed cylinder 7, manual tighten lantern ring 9 on fixed cylinder 7, lantern ring 9 promotes clamping piece 8 to carry out the clamp to the electric wire when tightening, avoid the electric wire that installs to take place to break away from the connection through fixed cylinder 7 and wire 4 and the interior electrical apparatus protector 3 of installation box 2, thereby electrical apparatus protector 3 can carry out overvoltage protection to electric wire and circuit, electrical apparatus protector 3 is the mature product that has now in the daily life, and the wide application is in the relevant field, the work of electrical apparatus 3 and inside structure are the following the detailed and the device of this electric wire that does not carry out the overvoltage protection here, the people are convenient for describing such a well known technology.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an electric wire overvoltage protection device, includes protection box (1), protection casing (6) and fastening piece (10), its characterized in that: the inside of protection box (1) is provided with mounting box (2), and the inboard of mounting box (2) is installed electrical apparatus protector (3), the outside of electrical apparatus protector (3) is connected with wire (4), and the outside of wire (4) is installed and is protected pipe (5), protection casing (6) are located the outside of protection pipe (5), and protection pipe (5) pass mounting box (2) and protection casing (6) interconnect, fixed section of thick bamboo (7) are installed to the inboard of protection casing (6), and fixed section of thick bamboo (7) pass protection casing (6) and wire (4) interconnect to install clamping piece (8) on fixed section of thick bamboo (7), be connected with lantern ring (9) on fixed section of thick bamboo (7), and lantern ring (9) are located the outside of clamping piece (8), fastening piece (10) are located the inboard of fixed section of thick bamboo (7), and fastening piece (10) are connected with fixed section of thick bamboo (7) interconnect through connecting axle (11), the top of fastening piece (10) is fixed with torsion spring (12), and fastening piece (10) are located between fixed section of thick bamboo (13), and the pull rod (13) is connected with the fixed cylinder (7).
2. An electric wire overvoltage protection device according to claim 1, wherein: the protective cover (6) is fixedly connected with the protective tube (5), and the protective cover (6) is symmetrically distributed on the outer side of the electric appliance protector (3).
3. An electric wire overvoltage protection device according to claim 1, wherein: the fixing cylinder (7) is of a hollow cylindrical structure, and the fixing cylinder (7), the clamping piece (8) and the fastening block (10) are all made of copper metal materials.
4. An electric wire overvoltage protection device according to claim 1, wherein: the clamping pieces (8) are of arc-shaped structures, 4 clamping pieces (8) are arranged, and the 4 clamping pieces (8) are distributed on the fixed cylinder (7) at equal angles.
5. An electric wire overvoltage protection device according to claim 1, wherein: the lantern ring (9) is in threaded connection with the fixed cylinder (7), the lantern ring (9), the pull rod (13), the protective cover (6) and the protective pipe (5) are all made of plastic materials, and the pull rod (13) is in penetrating connection with the fixed cylinder (7).
6. An electric wire overvoltage protection device according to claim 1, wherein: the fastening block (10) and the fixed cylinder (7) form a rotary structure through the connecting shaft (11), and the lower surface of the fastening block (10) is of a zigzag structure.
7. A protection method based on the wire overvoltage protection device according to claim 1, characterized in that: the specific protection method comprises the following steps: the electric wire passes protection box and inserts (1) and go into in the inboard fixed cylinder (7) of protection casing (6), protection casing (6) can prevent that irrelevant personnel from touching electric wire access end, avoid taking place electric power leakage and cause the injury to personnel, then manually carry out the pulling with pull rod (13) upwards, pull rod (13) drive fastening block (10) carry out clockwise rotation through connecting axle (11), the below with the naked one end of electric wire inserted fastening block (10) this moment, loosen pull rod (13) afterwards, then anticlockwise rotation is carried out through connecting axle (11) under the drive of torsion spring (12) in fastening block (10), then fastening block (10) presss from both sides the naked one end of electric wire on fixed cylinder (7), it is manual with lantern ring (9) screw up on fixed cylinder (7), push clamping piece (8) press from both sides the electric wire when screwing up, avoid the electric wire that installs takes place to break away from the connection this moment, electric wire has been connected with electric appliance protector (3) in installation box (2) through fixed cylinder (7) and wire, thereby electric appliance protector (3) and circuit can carry out overvoltage protection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810489738.7A CN108695835B (en) | 2018-05-21 | 2018-05-21 | Wire overvoltage protection device and protection method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810489738.7A CN108695835B (en) | 2018-05-21 | 2018-05-21 | Wire overvoltage protection device and protection method |
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CN108695835A CN108695835A (en) | 2018-10-23 |
CN108695835B true CN108695835B (en) | 2023-12-22 |
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CN201810489738.7A Active CN108695835B (en) | 2018-05-21 | 2018-05-21 | Wire overvoltage protection device and protection method |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN201319480Y (en) * | 2008-11-21 | 2009-09-30 | 江苏省电力公司扬州供电公司 | Cable head earth wire device |
CN201345516Y (en) * | 2009-01-23 | 2009-11-11 | 霸士电器(上海)有限公司 | Dragon-paw-type tube joint |
CN204369525U (en) * | 2014-12-29 | 2015-06-03 | 国家电网公司 | A kind of security device for elevator |
CN205406310U (en) * | 2016-03-30 | 2016-07-27 | 江西工程学院 | Novel circuit breaker |
CN206595637U (en) * | 2017-01-16 | 2017-10-27 | 江西洪都国际机电有限责任公司 | A kind of cable distribution fixing-line device |
CN108022804A (en) * | 2017-12-01 | 2018-05-11 | 江苏创能电器有限公司 | A kind of electronic type molded case circuit breaker |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080112098A1 (en) * | 2006-11-15 | 2008-05-15 | Stone James W | Separate box assembly for voltage surge protection |
US20150077889A1 (en) * | 2013-09-13 | 2015-03-19 | George M. Kauffman | Protective device |
-
2018
- 2018-05-21 CN CN201810489738.7A patent/CN108695835B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201319480Y (en) * | 2008-11-21 | 2009-09-30 | 江苏省电力公司扬州供电公司 | Cable head earth wire device |
CN201345516Y (en) * | 2009-01-23 | 2009-11-11 | 霸士电器(上海)有限公司 | Dragon-paw-type tube joint |
CN204369525U (en) * | 2014-12-29 | 2015-06-03 | 国家电网公司 | A kind of security device for elevator |
CN205406310U (en) * | 2016-03-30 | 2016-07-27 | 江西工程学院 | Novel circuit breaker |
CN206595637U (en) * | 2017-01-16 | 2017-10-27 | 江西洪都国际机电有限责任公司 | A kind of cable distribution fixing-line device |
CN108022804A (en) * | 2017-12-01 | 2018-05-11 | 江苏创能电器有限公司 | A kind of electronic type molded case circuit breaker |
Also Published As
Publication number | Publication date |
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CN108695835A (en) | 2018-10-23 |
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Effective date of registration: 20231129 Address after: 623000 Xiasuoqiao Village, Caopo Township, Wenchuan County, Aba Tibetan and Qiang Autonomous Prefecture, Sichuan Province Applicant after: State Grid Sichuan Minjiang Power Supply Co.,Ltd. Address before: 224021 No.1 Suowei Road, Qinnan Town, Yandu District, Yancheng City, Jiangsu Province Applicant before: JIANGSU YATE CABLE CO.,LTD. |
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