CN110031119B - Reducing cable wiring system with temperature control alarm system - Google Patents
Reducing cable wiring system with temperature control alarm system Download PDFInfo
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- CN110031119B CN110031119B CN201910424324.0A CN201910424324A CN110031119B CN 110031119 B CN110031119 B CN 110031119B CN 201910424324 A CN201910424324 A CN 201910424324A CN 110031119 B CN110031119 B CN 110031119B
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- temperature control
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2407—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation having saw-tooth projections
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire Alarms (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention relates to a reducing cable wiring system with a temperature control alarm system. Two temperature control wires are arranged in a common lead, and the temperature control wires are sensitive to temperature, so that the temperature of the cable can be monitored by detecting the change of the resistance value of the temperature control wires; a first temperature alarm is arranged inside the junction box, and the temperature inside the junction box can be detected. And therefore, the temperature of the wires on the two sides can be judged by directly watching the junction box, and the problem on the bottom side is judged. Greatly saving the inspection time.
Description
Technical Field
The invention relates to the field of cables, in particular to a reducing cable wiring system with a temperature control alarm system.
Background
In the prior art, a cable temperature on-line monitor is a set of early warning products for protecting normal work of a cable branch box, a cable joint and the like. The product has high temperature measurement precision, strong anti-interference capability, long service life and low power consumption, has a remote wireless data transmission function, and can work in severe environments such as high temperature, high humidity and the like stably and reliably for a long time. The intelligent terminal power supply system takes an advanced microprocessor as a core, adopts a high-performance sensor and an intelligent data forwarding center, and has the functions of reducing the requirement of a permanent network, self-checking the electric quantity of a terminal battery, warning short message prompting and the like. The early warning can be effectively carried out on accidents caused by aging and overheating of the high-voltage cable and the joint thereof in the environments such as a cable duct, a transformer, a high-voltage switch cabinet and a motor, and powerful guarantee is provided for safe operation of field equipment.
CN201521059425.6 discloses a cable temperature control alarm, a cable end and a cable core penetrating through the cable end, wherein a temperature sensor is arranged on the inner side of the cable end, the temperature sensor is electrically connected with a temperature controller, the temperature controller is electrically connected with an alarm, and the temperature controller is electrically connected with a circuit breaker; the circuit breaker is connected in series in a cable. The utility model discloses a temperature sensor is inserted in the cable core of cable end temperature control alarm, and the temperature transmission gives the temperature controller, and when the temperature reached the upper limit value on the temperature controller, the shunt opening coil on this way circuit breaker was given to the temperature controller meeting output current, made shunt opening release action circuit breaker outage to send out the police dispatch, in time adjust the load, played the protection cable effect. The temperature sensor is used for monitoring the temperature, however, the detection means can only detect the temperature of a fixed area.
Disclosure of Invention
Aiming at the content, the reducing cable wiring system with the temperature control alarm system is provided for solving the problems, and is characterized by comprising two cables and a reducing junction box, wherein the two cables are thick cables and thin cables with different diameters; the reducing junction box comprises a shell, and the shell is provided with a thick line inlet hole and a thin line inlet hole; a thick wire temperature control line inlet hole is formed in the thick wire inlet hole, and a thin wire temperature control line inlet hole is formed in the thin wire inlet hole; locking teeth are arranged in the thick wire inlet and the thin wire inlet and used for pressing the cables after the cables are inserted and realizing the conduction of the two cables;
a first temperature control alarm, a second temperature control alarm and a third temperature control alarm are also arranged in the reducing junction box; the first temperature control alarm is used for monitoring the temperature of the junction box, the second temperature control alarm is used for monitoring the cable temperature of the thick cable, and the third temperature control alarm is used for monitoring the cable temperature of the thin cable;
the reducing junction box is further provided with a display screen, and the display screen is used for displaying real-time temperatures monitored by the first temperature control alarm, the second temperature control alarm and the third temperature control alarm and carrying out flashing alarm when the temperatures monitored by the first temperature control alarm, the second temperature control alarm and the third temperature control alarm are abnormal.
The cable has a double-layer structure;
an inner core insulation wire tube is arranged on an inner core of the cable, two temperature control wires are arranged in the inner core insulation wire tube, the temperature control wires are sensitive to temperature, and the resistance is increased along with the rise of the temperature; the two temperature control wires are wrapped in a cylindrical inner core insulating wire tube, and PVC is filled in the inner core insulating wire tube, so that the two temperature control wires are tightly attached to the inner wall of the inner core insulating wire tube in opposite directions;
the outer side of the inner core insulating wire tube is provided with a conductive material, and the conductive material enables the cable to have conductive performance; the outermost layer of the cable is coated with a polymer protective layer.
The diameter of the thick cable is matched with the thick wire inlet hole, and the diameter of the thin cable is matched with the thin wire inlet hole; the inner core insulation wire tube in the thick cable is matched with the diameter of the thick wire temperature control wire inlet hole; the diameters of an inner core insulating wire tube in the thin cable and a thin wire temperature control wire inlet hole are matched; when using, cable section department makes the section of the cross-section protrusion cable of center insulation spool, and thick cable inserts when thick line hand-hole, and the inner core insulation spool in the thick cable inserts downthehole that thick line control by temperature change line goes into, and when thin cable inserted the fine rule hand-hole, the inner core insulation spool in the thin cable inserts downthehole that fine rule control by temperature change line goes into.
Locking teeth are arranged along the circumferential direction of the inner walls of the thick line inlet hole and the thin line inlet hole, and the locking teeth are perpendicular to the tangent line of the surface where the locking teeth are located; a pressing block is arranged on the outer side of the locking tooth; in an unlocked state, one end of the pressing block is hinged to the outer wall of the thick line inlet hole or the thin line inlet hole, and the other end of the pressing block is far away from the outer wall of the thick line inlet hole or the thin line inlet hole, so that the locking tooth does not protrude out of the inner wall of the thick line inlet hole or the thin line inlet hole;
in a locking state, the locking cap presses the pressing block downwards, so that the locking teeth protrude out of the inner wall of the thick wire inlet hole or the thin wire inlet hole and sink into the outer skin of the thick cable or the thin cable;
the locking teeth are made of conductive materials, the number of the locking teeth in the thick line inlet hole is the same as that of the locking teeth in the thin line inlet hole, the locking teeth in the thick line inlet hole and the locking teeth in the thin line inlet hole are connected in a one-to-one correspondence mode, and a first temperature control alarm is arranged at the connecting position; when the cable is locked, the locking teeth enable the thick cable to be conducted with the thin cable, and the first temperature control alarm provides temperature monitoring at the conducting position of the thick cable and the thin cable.
The thick wire temperature control line inlet hole and the thin wire temperature control line inlet hole are both provided with two arc electrodes 215 and 216, and the two arc electrodes 215 and 216 are oppositely arranged and are not contacted; the two arc electrodes 215 and 216 are used for connecting a temperature control wire when the inner core insulating wire tube is inserted; therefore, before the inner core insulating wire tube is inserted, the part of the inner core insulating wire tube protruding out of the cable needs to be stripped; the outer sides of the two arc electrodes of the thick line temperature control wire inlet hole are connected with a second temperature control alarm, and the second temperature control alarm judges the temperature of the temperature control wire according to the resistance value of the temperature control wire; the outer sides of the two arc-shaped electrodes of the fine wire temperature control wire inlet hole are connected with a third temperature control alarm, and the third temperature control alarm judges the temperature of the temperature control wire according to the resistance value of the temperature control wire; when the temperature control device is used, the ends of the thick cable and the thin cable, which are not connected with the reducing junction box, are communicated with the two temperature control wires.
The first temperature control alarm, the second temperature control alarm and the third temperature control alarm are all connected with a display screen, and the display screen is provided with a controller for displaying temperature and providing alarm.
The invention has the beneficial effects that:
according to the invention, two temperature control wires are arranged in a common lead, and the temperature control wires are sensitive to temperature, so that the temperature of the cable can be monitored by detecting the change of the resistance value of the temperature control wires; of course, this monitoring is of the average temperature; a first temperature alarm is arranged inside the junction box, and the temperature inside the junction box can be detected. And therefore, the temperature of the wires on the two sides can be judged by directly watching the junction box, and the problem on the bottom side is judged. Greatly saving the inspection time.
Before actual use, data such as the length of the cable and the like can be stored in the controller of the display screen in advance, so that the resistance value of each temperature control line has unique temperature corresponding to the resistance value; and when the resistance value of the temperature control line is infinite, the temperature control line is determined to be open circuit.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosed subject matter, are incorporated in and constitute a part of this specification. The drawings illustrate the implementations of the disclosed subject matter and, together with the detailed description, serve to explain the principles of implementations of the disclosed subject matter. No attempt is made to show structural details of the disclosed subject matter in more detail than is necessary for a fundamental understanding of the disclosed subject matter and various modes of practicing the same.
FIG. 1 is a schematic view of a reducing junction box of the present invention;
FIG. 2 is a schematic cross-sectional view of a cable and a schematic view of a temperature-controlled manhole according to the present invention;
fig. 3 is a locking principle view of the locking tooth according to the invention.
Detailed Description
The advantages, features and methods of accomplishing the same will become apparent from the drawings and the detailed description that follows.
With reference to fig. 1-3, a reducing cable wiring system with a temperature control alarm system is characterized by comprising two cables 1 and a reducing junction box 2, wherein the two cables 1 have different diameters and are respectively thick cables and thin cables; the reducing junction box comprises a shell 201, wherein the shell is provided with a thick wire inlet hole 202 and a thin wire inlet hole 203; a thick wire temperature control line inlet hole 204 is formed in the thick wire inlet hole 202, and a thin wire temperature control line inlet hole 205 is formed in the thin wire inlet hole 203; locking teeth 211 are arranged in the thick wire inlet hole 202 and the thin wire inlet hole 203, and the locking teeth 211 are used for pressing the cables after the cables are inserted and realizing the conduction of the two cables;
a first temperature control alarm 206, a second temperature control alarm 207 and a third temperature control alarm 208 are also arranged in the reducing junction box; the first temperature control alarm 206 is used for monitoring the temperature of the junction box, the second temperature control alarm 207 is used for monitoring the cable temperature of the thick cable, and the third temperature control alarm 208 is used for monitoring the cable temperature of the thin cable;
the reducing junction box is further provided with a display screen 209, and the display screen 209 is used for displaying real-time temperatures monitored by the first temperature control alarm 206, the second temperature control alarm 207 and the third temperature control alarm 208, and is used for giving a flashing alarm when the temperatures monitored by the first temperature control alarm 206, the second temperature control alarm 207 and the third temperature control alarm 208 are abnormal.
The cable has a double-layer structure;
an inner core insulating conduit 102 is arranged on an inner core of the cable, two temperature control wires 101 are arranged in the inner core insulating conduit 102, the temperature control wires 101 are sensitive to temperature, and the resistance is increased along with the rise of the temperature; the two temperature control wires 101 are wrapped in a cylindrical inner core insulating wire tube 102, and PVC is filled in the inner core insulating wire tube 102, so that the two temperature control wires 101 are tightly attached to the inner wall of the inner core insulating wire tube 102 in opposite directions;
the outer side of the inner core insulating conduit 102 is provided with a conductive material 103, and the conductive material 103 enables the cable to have conductive performance; the outermost layer of the cable is coated with a polymer protective layer.
The diameter of the thick cable is matched with the thick wire inlet hole 202, and the diameter of the thin cable is matched with the thin wire inlet hole 203; the diameters of the inner core insulating wire tube 102 in the thick cable are matched with the diameters of the thick wire temperature control wire inlet holes 204; the diameters of an inner core insulating wire tube 102 in the thin cable are matched with the diameters of a thin wire temperature control wire inlet hole 205; in use, the cable section is such that the section of the inner core insulation conduit protrudes beyond the cable section, the thick cable is inserted into the thick wire entry hole 202 while the inner core insulation conduit 102 in the thick cable is inserted into the thick wire temperature control line entry hole 204, and the thin cable is inserted into the thin line entry hole 203 while the inner core insulation conduit 102 in the thin cable is inserted into the thin line temperature control line entry hole 205.
The locking teeth 211 are arranged along the circumferential direction of the inner walls of the thick line inlet hole 202 and the thin line inlet hole 203, and the locking teeth 211 are vertical to the tangent line of the surface where the locking teeth 211 are arranged; a pressing block 213 is arranged outside the locking tooth 211; in an unlocked state, one end of the pressing block 213 is hinged to the outer wall of the thick line access hole 202 or the thin line access hole 203, and the other end of the pressing block 213 is far away from the outer wall of the thick line access hole 202 or the thin line access hole 203, so that the locking tooth 211 does not protrude out of the inner wall of the thick line access hole 202 or the thin line access hole 203;
in the locked state, the locking cap lower 214 presses the pressing block 213, so that the locking teeth 211 protrude from the inner wall of the thick wire inlet hole 202 or the thin wire inlet hole 203 and sink into the inner part of the outer skin of the thick cable or the thin cable;
the locking teeth 211 are made of conductive materials, the number of the locking teeth 211 in the thick line inlet hole 202 is the same as that of the locking teeth 211 in the thin line inlet hole 203, the locking teeth 211 in the thick line inlet hole 202 are correspondingly connected with the locking teeth 211 in the thin line inlet hole 203 one by one, and a first temperature control alarm 206 is arranged at the connection position; the locking teeth 211 enable the thick cable and the thin cable to be conducted when the cables are locked, and the first temperature control alarm 206 provides temperature monitoring at the conducting position of the thick cable and the thin cable.
The thick line temperature control wiring hole 204 and the thin line temperature control wiring hole 205 are both internally provided with two arc electrodes 215 and 216, and the two arc electrodes 215 and 216 are oppositely arranged and are not contacted; two arc electrodes 215,216 are used to connect the temperature control wires when the core insulated conduit 102 is inserted; therefore, the portion of the core insulating conduit 102 protruding from the cable needs to be stripped off before the core insulating conduit 102 is inserted; the outer sides of the two arc electrodes of the thick-line temperature control line inlet hole 204 are connected with a second temperature control alarm 207, and the second temperature control alarm 207 judges the temperature of the temperature control line according to the resistance value of the temperature control line; the outer sides of the two arc-shaped electrodes of the thin line temperature control line inlet hole 205 are connected with a third temperature control alarm 208, and the third temperature control alarm 208 judges the temperature of the temperature control line according to the resistance value of the temperature control line; when the temperature control device is used, the ends of the thick cable and the thin cable, which are not connected with the reducing junction box, are communicated with the two temperature control wires.
The first temperature control alarm 206, the second temperature control alarm 207 and the third temperature control alarm 208 are all connected with a display screen 209, and the display screen is provided with a controller for displaying temperature and providing alarm.
Before actual use, data such as the length of the cable and the like can be stored in the controller of the display screen in advance, so that the resistance value of each temperature control line has unique temperature corresponding to the resistance value; and when the resistance value of the temperature control line is infinite, the temperature control line is determined to be open circuit.
During the use, insert thick line hand-hole with thick cable, thin cable inserts the fine line hand-hole, later all uses locking tooth with thick cable and thin cable to lock, and the display screen can show the survey temperature of first temperature control alarm 206, second temperature control alarm 207, third temperature control alarm 208.
Meanwhile, the junction box also has a circuit breaking function, when any one of the first temperature control alarm 206, the second temperature control alarm 207 and the third temperature control alarm 208 judges that the temperature exceeds the threshold value, the connection state of the first temperature control alarm of the junction box is disconnected, so that the thick cable and the thin cable are disconnected, and the cables are protected.
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 can easily conceive of the changes or substitutions within the technical scope of the present invention, and the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (3)
1. The reducing cable wiring system with the temperature control alarm system is characterized by comprising two cables (1) and a reducing junction box (2), wherein the two cables (1) are different in diameter and are respectively a thick cable and a thin cable; the reducing junction box comprises a shell (201), wherein the shell is provided with a thick wire inlet hole (202) and a thin wire inlet hole (203); a thick wire temperature control line inlet hole (204) is formed in the thick wire inlet hole (202), and a thin wire temperature control line inlet hole (205) is formed in the thin wire inlet hole (203); locking teeth (211) are arranged in the thick wire inlet hole (202) and the thin wire inlet hole (203), and the locking teeth (211) are used for pressing the cables after the cables are inserted and realizing the conduction of the two cables;
a first temperature control alarm (206), a second temperature control alarm (207) and a third temperature control alarm (208) are also arranged in the reducing junction box; the first temperature control alarm (206) is used for monitoring the temperature of the junction box, the second temperature control alarm (207) is used for monitoring the cable temperature of the thick cable, and the third temperature control alarm (208) is used for monitoring the cable temperature of the thin cable;
the reducing junction box is also provided with a display screen (209), and the display screen (209) is used for displaying real-time temperatures monitored by the first temperature control alarm (206), the second temperature control alarm (207) and the third temperature control alarm (208) and carrying out flashing alarm when the temperatures monitored by the first temperature control alarm (206), the second temperature control alarm (207) and the third temperature control alarm (208) are abnormal;
the cable has a double-layer structure;
an inner core insulating line tube (102) is arranged on an inner core of the cable, two temperature control lines (101) are arranged in the inner core insulating line tube (102), the temperature control lines (101) are sensitive to temperature, and the resistance is increased along with the rise of the temperature; the two temperature control wires (101) are wrapped in the cylindrical inner core insulating wire tube (102), and PVC is filled in the inner core insulating wire tube (102), so that the two temperature control wires (101) are tightly attached to the inner wall of the inner core insulating wire tube (102) in opposite directions;
the outer side of the inner core insulating line tube (102) is provided with a conductive material (103), and the conductive material (103) enables the cable to have conductive performance; the outermost layer of the cable is coated with a polymer protective layer;
the diameter of the thick cable is matched with the thick wire inlet hole (202), and the diameter of the thin cable is matched with the thin wire inlet hole (203); the diameters of an inner core insulating wire tube (102) in the thick cable are matched with the diameters of thick wire temperature control wire inlet holes (204); the diameters of an inner core insulating conduit (102) in the thin cable are matched with the diameters of a thin wire temperature control wire inlet hole (205); when in use, the section of the cable is enabled to protrude the section of the inner core insulating line pipe out of the section of the cable, the thick cable is inserted into the thick line inlet hole (202), the inner core insulating line pipe (102) in the thick cable is inserted into the thick line temperature control line inlet hole (204), the thin cable is inserted into the thin line inlet hole (203), and the inner core insulating line pipe (102) in the thin cable is inserted into the thin line temperature control line inlet hole (205); the first temperature control alarm (206), the second temperature control alarm (207) and the third temperature control alarm (208) are all connected with a display screen (209), and the display screen is provided with a controller for displaying temperature and providing alarm;
the length data of the cable is stored in the controller of the display screen in advance, so that the resistance value of each temperature control line has unique temperature corresponding to the resistance value; when the resistance value of the temperature control line is infinite, the temperature control line is determined to be open circuit;
when the temperature-measuring device is used, the thick cable is inserted into the thick wire inlet hole, the thin cable is inserted into the thin wire inlet hole, then the thick cable and the thin cable are locked by the locking teeth, and the display screen can display the measured temperatures of the first temperature-control alarm, the second temperature-control alarm and the third temperature-control alarm;
the junction box also has a circuit breaking function, and when any one of the first temperature control alarm, the second temperature control alarm and the third temperature control alarm judges that the temperature exceeds the threshold value, the connection state of the first temperature control alarm of the junction box is disconnected, so that the thick cable and the thin cable are disconnected, and the cables are protected.
2. The reducer cable connection system with a temperature control alarm system of claim 1, wherein:
locking teeth (211) are arranged along the circumferential direction of the inner walls of the thick line inlet hole (202) and the thin line inlet hole (203), and the locking teeth (211) are perpendicular to the tangent line of the surface where the locking teeth (211) are located; a pressing block (213) is arranged on the outer side of the locking tooth (211); in an unlocked state, one end of the pressing block (213) is hinged to the outer wall of the thick line access hole (202) or the thin line access hole (203), and the other end of the pressing block (213) is far away from the outer wall of the thick line access hole (202) or the thin line access hole (203), so that the locking tooth (211) does not protrude out of the inner wall of the thick line access hole (202) or the thin line access hole (203);
in a locking state, the lower part (214) of the lock cap presses the pressing block (213) to enable the locking tooth (211) to protrude out of the inner wall of the thick wire inlet hole (202) or the thin wire inlet hole (203) and sink into the inner part of the outer skin of the thick cable or the thin cable;
the locking teeth (211) are made of conductive materials, the number of the locking teeth (211) in the thick line inlet hole (202) is the same as that of the locking teeth (211) in the thin line inlet hole (203), the locking teeth (211) in the thick line inlet hole (202) are correspondingly connected with the locking teeth (211) in the thin line inlet hole (203) one by one, and a first temperature control alarm (206) is arranged at the connection position; when the cable is locked, the locking teeth (211) enable the thick cable and the thin cable to be conducted, and the first temperature control alarm (206) provides temperature monitoring at the conducting position of the thick cable and the thin cable.
3. The reducer cable connection system with a temperature control alarm system of claim 2, wherein:
two arc electrodes (215, 216) are arranged in the thick wire temperature control line-in hole (204) and the thin wire temperature control line-in hole (205), and the two arc electrodes (215, 216) are arranged oppositely and are not contacted; two arc-shaped electrodes (215, 216) are used for connecting the temperature control wire when the inner core insulating conduit (102) is inserted; therefore, before the inner core insulating conduit (102) is inserted, the part of the inner core insulating conduit (102) protruding out of the cable needs to be stripped; the outer sides of the two arc electrodes of the thick-wire temperature control line inlet hole (204) are connected with a second temperature control alarm (207), and the second temperature control alarm (207) judges the temperature of the temperature control line according to the resistance value of the temperature control line; the outer sides of the two arc electrodes of the fine line temperature control line inlet hole (205) are connected with a third temperature control alarm (208), and the third temperature control alarm (208) judges the temperature of the temperature control line according to the resistance value of the temperature control line; when the temperature control device is used, the ends of the thick cable and the thin cable, which are not connected with the reducing junction box, are communicated with the two temperature control wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910424324.0A CN110031119B (en) | 2019-05-21 | 2019-05-21 | Reducing cable wiring system with temperature control alarm system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910424324.0A CN110031119B (en) | 2019-05-21 | 2019-05-21 | Reducing cable wiring system with temperature control alarm system |
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| Publication Number | Publication Date |
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| CN110031119A CN110031119A (en) | 2019-07-19 |
| CN110031119B true CN110031119B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910424324.0A Active CN110031119B (en) | 2019-05-21 | 2019-05-21 | Reducing cable wiring system with temperature control alarm system |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2105117U (en) * | 1991-11-18 | 1992-05-20 | 南京矿用电缆厂 | Multi-core temp control cable |
| CN201733026U (en) * | 2010-06-25 | 2011-02-02 | 杭州水表有限公司 | Waterproof connection box |
| CN201975097U (en) * | 2011-03-18 | 2011-09-14 | 徐冬芳 | Temperature control cable |
| CN102842380A (en) * | 2012-08-23 | 2012-12-26 | 江苏超能电缆有限公司 | Temperature-control monitoring power cable |
| CN103683145B (en) * | 2013-11-29 | 2016-04-27 | 佛山市高明毅力温控器有限公司 | A kind of terminal box |
| CN104359591A (en) * | 2014-12-02 | 2015-02-18 | 国家电网公司 | High-voltage cable coupling box temperature detection device |
| CN204928012U (en) * | 2015-08-28 | 2015-12-30 | 中建泓泰通信工程有限公司 | Communication cable terminal box |
| CN105305194B (en) * | 2015-10-29 | 2018-08-24 | 广州番禺电缆集团有限公司 | A kind of electric wire switching device |
| CN205882605U (en) * | 2016-07-26 | 2017-01-11 | 上海捷冶光电科技有限公司 | High tension cable embeds terminal box |
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2019
- 2019-05-21 CN CN201910424324.0A patent/CN110031119B/en active Active
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