CN213815620U - Low-smoke halogen-free flame-retardant fire-resistant cable with temperature detection device - Google Patents
Low-smoke halogen-free flame-retardant fire-resistant cable with temperature detection device Download PDFInfo
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- CN213815620U CN213815620U CN202022910402.9U CN202022910402U CN213815620U CN 213815620 U CN213815620 U CN 213815620U CN 202022910402 U CN202022910402 U CN 202022910402U CN 213815620 U CN213815620 U CN 213815620U
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Abstract
The utility model provides a fire-retardant fire resisting cable of low smoke and zero halogen who possesses temperature-detecting device, it includes first cable section and second cable section, the junction of first cable section and second cable section is equipped with the box body outward, be equipped with the sealed tube that is equipped with mercury in the box body, the upper end symmetry of the lateral wall of sealed tube is equipped with first electric wire and second electric wire, first electric wire and second electric wire extend to in the sealed tube respectively, the electricity is connected with warning light and cooling module between first electric wire and the second electric wire, cooling module is including the holding vessel that is equipped with liquid nitrogen gas, the holding vessel has the nozzle through first union coupling, be equipped with the pump body on the first pipe, the driver electricity of the pump body is connected between first electric wire and the second electric wire. The utility model discloses a be equipped with the sealed tube that is equipped with mercury, the temperature in the box body risees for mercury rises to the height that makes first electric wire and second electric wire intercommunication, starts cooling module and cools down to box body inside when lightening the warning light, reduces the emergence of accident.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to fire-retardant fire resisting cable of low smoke and zero halogen who possesses temperature-detecting device.
Background
The cable is made of one or more mutually insulated conductors and an outer insulating protective layer, is a conducting wire for transmitting power or information from one place to another place, and is widely applied.
The safe use of the cable is particularly important, and the cable is easy to cause heat accumulation in the long-term use process, thereby causing potential safety hazards. Particularly, at the joint of two adjacent cable sections, the joint of the two adjacent cable sections is the weakest part in the whole cable line, when the cable exceeds the rated current-carrying capacity, the cable will generate heat, and after reaching a certain temperature, the joint of the two cable sections will be punctured and burnt, and a fire disaster will be caused in serious cases. The junction of two adjacent cable sections of current does not have the temperature monitoring function, adopts artifical inspection method to keep watch on the cable running state mostly, and not only waste time and energy, the temperature that measures moreover is not accurate enough, can not in time discover the problem, leads to the accident to take place frequently.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem in the correlation technique at least to a certain extent, for this reason, the utility model provides a low smoke and zero halogen fire-retardant fire resisting cable who possesses temperature-detecting device, be provided with the box body through the junction at first cable section and second cable section, be provided with the sealed tube that is equipped with mercury in the box body, temperature in the box body risees, make mercury rise to the height that makes first electric wire and second electric wire intercommunication, start the cooling module and cool down to the box body is inside when lightening the warning light, the realization is to the real-time supervision of the temperature of the junction of first cable section and second cable section and cool down the processing, reduce the emergence of accident.
The technical scheme of the utility model is realized like this:
the utility model provides a fire-retardant fire resisting cable of low smoke and zero halogen who possesses temperature-detecting device, includes first cable section and second cable section, first cable section with the junction of second cable section is provided with the box body outward, be provided with the vertical sealed tube of placing in the box body, be provided with mercury in the sealed tube, the upper end symmetry of the lateral wall of sealed tube is provided with first electric wire and second electric wire, first electric wire with the second electric wire extends to respectively in the sealed tube, first electric wire with electricity is connected with warning light and cooling module between the second electric wire, cooling module is including the holding vessel that is equipped with liquid nitrogen gas, the holding vessel has the nozzle through first union coupling, be provided with the pump body on the first pipe, the driver electricity of the pump body connect in first electric wire with between the second electric wire.
Furthermore, an exhaust pipe is arranged on one side of the box body, and a pressure release valve is arranged on the exhaust pipe.
Furthermore, the warning lamp adopts an LED lamp.
Further, the outer surfaces of the first electric wire and the second electric wire are provided with first heat insulation layers.
Further, a third electric wire and a fourth electric wire are symmetrically arranged at the upper end of the side wall of the sealing tube, the third electric wire and the fourth electric wire respectively extend into the sealing tube, and the third electric wire and the fourth electric wire are respectively arranged above the first electric wire and the second electric wire; an exhaust fan is electrically connected between the third electric wire and the fourth electric wire, and the exhaust fan is arranged on the side wall of the box body.
Furthermore, a buzzer alarm is electrically connected between the third electric wire and the fourth electric wire, the buzzer alarm is arranged outside the box body, and a manual switch for controlling the buzzer alarm to be switched on and switched off is arranged on the buzzer alarm.
The storage battery box is characterized by further comprising a storage battery electrically connected with the first electric wire and the second electric wire, wherein a mounting groove is formed in the bottom of the box body, the storage battery is embedded in the mounting groove, and a sealing plate capable of being opened and closed is arranged at an opening of the mounting groove.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model is provided with the vertically arranged sealing tube in the box body, the mercury is arranged in the sealing tube, as mercury expands to climb in the sealed tube when being heated, when the first cable section and the second cable section work to generate heat, the temperature in the box body is increased, so that the mercury climbs in the sealed tube, when mercury climbs to a level flush with or beyond the first and second wires, the first wire is communicated with the second wire due to the conductivity of the mercury, so that the warning lamp is lightened for prompting, simultaneously, the pump body is started to convey the liquid nitrogen in the storage tank into the box body for cooling treatment, the temperature of the joint of the first cable section and the second cable section is reduced, the situation that the first cable section is broken down, burnt and even a fire disaster is generated due to overhigh temperature is avoided, and accidents are reduced. The utility model discloses the temperature of the junction of the first cable section of detection and the second cable section that can be accurate, in time the discovery problem and the automatic processing of cooling down for the cable operation is safe and reliable more.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic view of the first cable segment and the second cable segment of fig. 1 removed;
fig. 4 is a schematic structural diagram of a second embodiment of the present invention;
fig. 5 is a schematic view of the first cable segment and the second cable segment of fig. 4 removed.
Reference numerals:
100 a first cable segment, 200 a second cable segment;
300 boxes, 310 sealing tubes, 320 mercury, 330 exhaust pipes, 340 relief valves, 350 mounting grooves and 360 sealing plates;
410 a first wire, 420 a second wire, 430 an alarm lamp, 440 a third wire, 450 a fourth wire, 460 an exhaust fan, 470 a buzzer alarm and 480 a storage battery;
510 reservoir, 520 first tube, 530 nozzle, 540 pump body.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the positional or orientational descriptions, such as "upper", "lower", "front", "rear", "left", "right", etc., are referred to the positional or orientational relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
In the description of the present invention, if there is any description of "first", "second", etc., it is only for the purpose of distinguishing technical features, and it is not understood that relative importance is indicated or implied or that the number of indicated technical features is implicitly indicated or that the precedence of the indicated technical features is implicitly indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Example one
Referring to fig. 1 to 3, according to an embodiment of the present invention, a low smoke, zero halogen, flame retardant and fire resistant cable with a temperature detection device includes a first cable segment 100 and a second cable segment 200, a box 300 is disposed outside a connection portion of the first cable segment 100 and the second cable segment 200, a vertically disposed sealing tube 310 is disposed in the box 300, mercury 320 is disposed in the sealing tube 310, a first wire 410 and a second wire 420 are symmetrically disposed at an upper end of a side wall of the sealing tube 310, the first wire 410 and the second wire 420 respectively extend into the sealing tube 310, an alarm lamp 430 and a cooling assembly are electrically connected between the first wire 410 and the second wire 420, the cooling assembly includes a storage tank 510 filled with liquid nitrogen gas, the storage tank 510 is connected to a nozzle 530 through a first tube 520, a pump body 540 is disposed on the first tube 520, the actuator of the pump body 540 is electrically connected between the first wire 410 and the second wire 420. Compared with the prior art, the embodiment of the invention has the advantages that the vertically placed sealing tube 310 is arranged in the box body 300, the mercury 320 is arranged in the sealing tube 310, the mercury 320 can expand to climb in the sealing tube 310 when being heated, so when the first cable section 100 and the second cable section 200 work to generate heat, the temperature in the box body 300 is increased, the mercury 320 climbs in the sealing tube 310, when the mercury 320 climbs to the height which is flush with the first electric wire 410 and the second electric wire 420 or exceeds the height of the first electric wire 410 and the second electric wire 420, the first electric wire 410 is communicated with the second electric wire 420 due to the conductivity of the mercury 320, the warning lamp 430 is lightened to prompt, the pump body 540 is started at the same time, liquid nitrogen in the storage tank 510 is conveyed into the box body 300 to be cooled, the temperature of the joint of the first cable section 100 and the second cable section 200 is reduced, the phenomenon that the fire disaster is caused by breakdown, burning and even fire disaster due to overhigh temperature is avoided, and the occurrence of accidents is reduced. The embodiment of the utility model provides a temperature of the junction of first cable section 100 of detection and second cable section 200 that can be accurate in time finds the problem and cools down the processing automatically for the cable operation is safe and reliable more.
As shown in fig. 1 and 3, preferably, an exhaust pipe 330 is disposed on one side of the box 300, and a pressure relief valve 340 is disposed on the exhaust pipe 330. Since the liquid nitrogen is vaporized into gas after absorbing heat, so that the gas pressure in the box body 300 is increased, part of the gas in the box body 300 can be discharged through the exhaust pipe 330, and the stability of the gas pressure in the box body 300 is maintained.
Preferably, in order to increase the penetration effect of the warning light 430, so that the inspection staff can timely find out where the temperature of the cable connection is abnormal, the warning light 430 is an LED light.
Preferably, in order to avoid the problems of aging short circuit and the like caused by the first electric wire 410 and the second electric wire 420 being affected by high temperature in the box 300, a first heat insulation layer is disposed on the outer surface of each of the first electric wire 410 and the second electric wire 420.
As shown in fig. 1 and 2, preferably, the embodiment of the present invention further includes a storage battery 480 electrically connected to the first wire 410 and the second wire 420, wherein a mounting groove 350 is formed at the bottom of the box body 300, the storage battery 480 is embedded in the mounting groove 350, and an opening of the mounting groove 350 is provided with a sealing plate 360 that can be opened and closed. The warning light 430 and the cooling module can be powered by the battery 480; meanwhile, the storage battery 480 is embedded in the mounting groove 350, so that when the storage battery 480 is dead or damaged, the storage battery 480 can be detached for replacement or maintenance; through setting up mounting groove 350 in the bottom of box body 300, can avoid water to enter into mounting groove 350 to a certain extent to the sealed of closing plate 360 can further improve water-proof effects in the cooperation.
Example two
Referring to fig. 4 and 5, the embodiment of the present invention is different from the first embodiment in that a third wire 440 and a fourth wire 450 are symmetrically disposed at an upper end of a side wall of the sealing tube 310, the third wire 440 and the fourth wire 450 respectively extend into the sealing tube 310, and the third wire 440 and the fourth wire 450 are respectively disposed above the first wire 410 and the second wire 420; an exhaust fan 460 is electrically connected between the third wire 440 and the fourth wire 450, and the exhaust fan 460 is arranged on the side wall of the box body 300. When mercury 320 in the sealed tube 310 rises to the height of communicating the third wire 440 and the fourth wire 450, the temperature in the box body 300 reaches a higher temperature value, the temperature in the box body 300 is not easy to lower in time by relying on the cooling assembly alone, and the exhaust fan 460 is started, so that the gas of the box body 300 and the gas outside are subjected to convection heat exchange, and the cooling assembly is cooled in cooperation, so that the temperature in the box body 300 is cooled down quickly.
As shown in fig. 4 and 5, preferably, a buzzer alarm 470 is electrically connected between the third electric wire 440 and the fourth electric wire 450, the buzzer alarm 470 is disposed outside the box 300, and a manual switch for controlling the buzzer alarm 470 to open and close is disposed on the buzzer alarm 470. Because mercury 320 in sealed tube 310 rises to the height that communicates third electric wire 440 and fourth electric wire 450, the temperature in box body 300 reaches a comparatively dangerous temperature value, triggers the better early warning to the patroller of buzzer siren 470 this moment to the patroller in time discovers the problem, and still can close buzzer siren 470 through manual switch and relieve the alarm when going to the scene to check.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a fire-retardant fire resisting cable of low smoke and zero halogen who possesses temperature-detecting device, a serial communication port, including first cable section and second cable section, first cable section with the junction of second cable section is provided with the box body outward, be provided with the vertical sealed tube of placing in the box body, be provided with mercury in the sealed tube, the upper end symmetry of the lateral wall of sealed tube is provided with first electric wire and second electric wire, first electric wire with the second electric wire extends to respectively in the sealed tube, first electric wire with electrically connected warning lamp and cooling module between the second electric wire, cooling module is including the holding vessel that is equipped with liquid nitrogen gas, the holding vessel has the nozzle through first union coupling, be provided with the pump body on the first pipe, the driver electricity of the pump body connect in first electric wire with between the second electric wire.
2. The low-smoke halogen-free flame-retardant fire-resistant cable with the temperature detection device according to claim 1, wherein an exhaust pipe is arranged on one side of the box body, and a pressure release valve is arranged on the exhaust pipe.
3. The low-smoke zero-halogen flame-retardant fire-resistant cable with the temperature detection device according to claim 1, wherein the warning lamp is an LED lamp.
4. The low-smoke zero-halogen flame-retardant fire-resistant cable with the temperature detection device according to claim 1, wherein the outer surfaces of the first wire and the second wire are both provided with a first thermal insulation layer.
5. The low-smoke zero-halogen flame-retardant fire-resistant cable with the temperature detection device according to claim 1, wherein a third wire and a fourth wire are symmetrically arranged at the upper end of the side wall of the sealed tube, the third wire and the fourth wire respectively extend into the sealed tube, and the third wire and the fourth wire are respectively arranged above the first wire and the second wire; an exhaust fan is electrically connected between the third electric wire and the fourth electric wire, and the exhaust fan is arranged on the side wall of the box body.
6. The low-smoke zero-halogen flame-retardant fire-resistant cable with the temperature detection device according to claim 5, wherein a buzzer alarm is electrically connected between the third electric wire and the fourth electric wire, the buzzer alarm is arranged outside the box body, and a manual switch for controlling the buzzer alarm to be turned on and off is arranged on the buzzer alarm.
7. The low-smoke zero-halogen flame-retardant fire-resistant cable with the temperature detection device according to claim 1, further comprising a storage battery electrically connected with the first wire and the second wire, wherein a mounting groove is formed in the bottom of the box body, the storage battery is embedded in the mounting groove, and an opening of the mounting groove is provided with a sealing plate which can be opened and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022910402.9U CN213815620U (en) | 2020-12-08 | 2020-12-08 | Low-smoke halogen-free flame-retardant fire-resistant cable with temperature detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022910402.9U CN213815620U (en) | 2020-12-08 | 2020-12-08 | Low-smoke halogen-free flame-retardant fire-resistant cable with temperature detection device |
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| Publication Number | Publication Date |
|---|---|
| CN213815620U true CN213815620U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022910402.9U Active CN213815620U (en) | 2020-12-08 | 2020-12-08 | Low-smoke halogen-free flame-retardant fire-resistant cable with temperature detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825248A (en) * | 2022-05-09 | 2022-07-29 | 西安交通大学 | High-voltage cable accessory protection device with water cooling and explosion-proof functions |
| CN115295237A (en) * | 2022-08-29 | 2022-11-04 | 柯天华 | High resistance to compression insulating formula photovoltaic cable |
-
2020
- 2020-12-08 CN CN202022910402.9U patent/CN213815620U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114825248A (en) * | 2022-05-09 | 2022-07-29 | 西安交通大学 | High-voltage cable accessory protection device with water cooling and explosion-proof functions |
| CN115295237A (en) * | 2022-08-29 | 2022-11-04 | 柯天华 | High resistance to compression insulating formula photovoltaic cable |
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