CN205004560U - Hot alarm of plug - Google Patents
Hot alarm of plug Download PDFInfo
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- CN205004560U CN205004560U CN201520732868.0U CN201520732868U CN205004560U CN 205004560 U CN205004560 U CN 205004560U CN 201520732868 U CN201520732868 U CN 201520732868U CN 205004560 U CN205004560 U CN 205004560U
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- plug
- heat detector
- temperature sensor
- hole
- control device
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Abstract
The utility model provides a hot alarm of plug too big or do not inserted to target in place and causes plug, socket to generate heat very easily to cause the conflagration problem and invent for solving the power plug load that exists among the prior art. Hot alarm of plug include insulator feeling warm piece, with insulator feeling warm piece fixed connection's control box, be provided with fairing, controlling means and the alarm device of electricity connection in proper order in the control box, be provided with on the insulator feeling warm piece temperature sensor, with power plug on figure and the through hole of position one -to -one of sheetmetal, every all be provided with the conducting strip in the through hole, temperature sensor with the controlling means electricity is connected, every the conducting strip equally divide do not with the fairing electricity is connected. The utility model provides a warning when hot alarm of plug is used for the temperature to exceed default temperature.
Description
Technical field
The utility model relates to alarm technical field, especially relates to a kind of plug heat detector.
Background technology
In daily life, when people are power consumption equipment such as mobile communication equipment, water heater, television set, electric fan or other main equipments connection circuit, attaching plug is distributed in three sheet metals on an Atria summit, in jack corresponding in direct insertion supply socket, surface attaching plug being provided with sheet metal directly contacts with surface supply socket being provided with jack.In use procedure, sometimes the load due to attaching plug is excessive, or attaching plug is not inserted into position, cause the electric current in circuit excessive, attaching plug position generates heat, and heat has transitivity, by high temperature to low temperature transmission, the heat of attaching plug is passed in supply socket, when the temperature of attaching plug, socket is higher, processes pole fire hazardous not in time.
In sum, problems of the prior art are: in use, the load due to attaching plug is excessive or be not inserted into position for attaching plug, supply socket or wiring board, causes plug, socket temperature higher, and very easily initiation fire is unexpected.
Utility model content
The purpose of this utility model is to provide a kind of plug heat detector, excessive or be not inserted into position and cause plug, socket to generate heat and the problem of very easily initiation fire to solve the attaching plug load existed in prior art.
For achieving the above object, embodiment of the present utility model adopts following technical scheme:
A kind of plug heat detector, the control box that described plug heat detector comprises insulator thermal sensitive piece, is fixedly connected with described insulator thermal sensitive piece, is provided with the rectifying device, control device and the warning device that are electrically connected successively in described control box.
Described insulator thermal sensitive piece is provided with temperature sensor, with the number of sheet metal on attaching plug and position through hole one to one, conducting strip is provided with in each described through hole, described temperature sensor is electrically connected with described control device, and each described conducting strip is electrically connected with described rectifying device respectively.
Based on described plug heat detector, for improving the sensitivity of described plug heat detector, different parts installing temperature sensor on described insulator thermal sensitive piece, so that described control device can detect the temperature of different parts on attaching plug, socket simultaneously, so it is one or more for arranging described temperature sensor.
Based on the consideration to space availability ratio, for making the structure of above-mentioned plug heat detector more simply compact, described temperature sensor and described control device, circuit between described conducting strip and described rectifying device are all integrated on described insulator thermal sensitive piece.
Preferably, described warning device is that audible alarm unit is or/and light warning device.
For ease of distributing the sound of above-mentioned Acoustic control alarm, described control box being provided with sound and shedding hole.
For ease of changing the alarm signal of above-mentioned smooth warning device into can arouse attention optical signal, arrange described smooth warning device to comprise drive circuit and be arranged on the luminous indicating lamp on described control box, described control device is connected by described drive circuit with described luminous indicating lamp.
Based on above-mentioned plug heat detector, all right conduct of this plug heat detector independently lighting device, namely on described control device, draw luminous indicating lamp mains switch, described control device is electrically connected with described luminous indicating lamp mains switch.
Described luminous indicating lamp mains switch is arranged on described control box.
Preferably, described temperature sensor is thermistor or thermocouple.
For increasing stability when above-mentioned plug heat detector is sheathed on attaching plug, the shape arranging described through hole is mated mutually with the shape of described sheet metal cross section; The size of described through hole is mated mutually with the size of described sheet metal cross section.
During the heat alarm device using the utility model to provide, by the through hole one_to_one corresponding on the insulator thermal sensitive piece of the sheet metal of attaching plug and described plug heat detector, described plug heat detector is made to be set on attaching plug by this sheet metal, the sheet metal being located at conducting strip in through hole and attaching plug contacts with each other, again attaching plug is inserted on socket, described plug heat detector is located between attaching plug and socket, be located at surface temperature sensor on insulator thermal sensitive piece and attaching plug being provided with sheet metal, and surface socket being provided with jack contacts respectively, temperature is promptly passed to temperature sensor by conducting strip, simultaneously, electric current is passed through in the circuit that sheet metal-conducting strip-rectifying device-control device-warning device is formed, from the alternating current of external circuit through the integration of rectifying device, be converted to the direct current of conventional 3-24V, after circuit ON, control device starts, and starts to monitor the temperature sensor on insulator thermal sensitive piece, and when the temperature of temperature sensor perception reaches preset temperature value, control device controls warning device to start to report to the police, to reach the object preventing fire from surprisingly occurring.
In prior art, in use, the load due to attaching plug is excessive or be not inserted into position for attaching plug, supply socket or wiring board, causes the temperature of plug, socket higher, and very easily initiation fire is unexpected.Compared to prior art, the plug heat detector that the utility model provides, in use, is located between attaching plug and socket, and property easy to use is high, and structure is simple, is convenient to produce by batch.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is execution modes more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation one of the plug heat detector that Fig. 1 provides for the utility model embodiment;
The structural representation two of the plug heat detector that Fig. 2 provides for the utility model embodiment;
The plug heat detector that Fig. 3 provides for the utility model embodiment and attaching plug, the schematic diagram of socket on assembly direction.
Reference numeral:
1-insulator thermal sensitive piece 2-control box 11-temperature sensor
12-through hole 21-sound sheds hole 22-luminous indicating lamp
23-mains switch
Embodiment
Be clearly and completely described the technical solution of the utility model below in conjunction with accompanying drawing, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it should be noted that, orientation or the position relationship of the instruction such as term " " center ", " on ", D score, "left", "right", " vertically ", " level ", " interior ", " outward " they be based on orientation shown in the drawings or position relationship; be only the utility model and simplified characterization for convenience of description; instead of instruction or imply the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
The structural representation one of the plug heat detector that Fig. 1 provides for the utility model embodiment; The structural representation two of the plug heat detector that Fig. 2 provides for the utility model embodiment; Shown in seeing figures.1.and.2, the control box 2 that described plug heat detector comprises insulator thermal sensitive piece 1, is fixedly connected with described insulator thermal sensitive piece 1, is provided with the rectifying device, control device and the warning device that are electrically connected successively in described control box 2.
The plug heat detector that Fig. 3 provides for the utility model embodiment and attaching plug, the schematic diagram of socket on assembly direction, with reference to shown in Fig. 3, described insulator thermal sensitive piece 1 is provided with temperature sensor 11, with the number of sheet metal on attaching plug and position through hole 12 one to one, conducting strip is provided with in each described through hole 12, described temperature sensor 11 is electrically connected with described control device, each described conducting strip is electrically connected with described rectifying device respectively.
During the heat alarm device using the utility model to provide, by the through hole one_to_one corresponding on the insulator thermal sensitive piece of the sheet metal of attaching plug and described plug heat detector, described plug heat detector is made to be set on attaching plug by this sheet metal, the sheet metal being located at conducting strip in through hole and attaching plug contacts with each other, again attaching plug is inserted on socket, described plug heat detector is located between attaching plug and socket, be located at surface temperature sensor on insulator thermal sensitive piece and attaching plug being provided with sheet metal, and surface socket being provided with jack contacts respectively, , temperature is promptly passed to temperature sensor by conducting strip, simultaneously, electric current is passed through in the circuit that sheet metal-conducting strip-rectifying device-control device-warning device is formed, from the alternating current of external circuit through the integration of rectifying device, be converted to the direct current of conventional 3-24V, after circuit ON, control device starts, and starts to monitor the temperature sensor on insulator thermal sensitive piece, and when the temperature of temperature sensor perception reaches preset temperature value, control device controls warning device to start to report to the police, to reach the object preventing fire from surprisingly occurring.
In prior art, in use, the load due to attaching plug is excessive or be not inserted into position for attaching plug, supply socket or wiring board, causes the temperature of plug, socket higher, and very easily initiation fire is unexpected.Compared to prior art, the plug heat detector that the utility model provides, in use, is located between attaching plug and socket, and property easy to use is high, and structure is simple, is convenient to produce by batch.
Based on described plug heat detector, for improving the sensitivity of described plug heat detector, different parts installing temperature sensor on described insulator thermal sensitive piece, and, each described temperature sensor is electrically connected with described control device respectively, so that described control device can detect attaching plug simultaneously, the temperature of different parts on socket, as long as the temperature at a wherein place of these different parts exceedes default safe temperature, described control device will detect this place's temperature, and drive alarm activation alarm signal by drive circuit, so, it is one or more for arranging described temperature sensor.
Continue with reference to Fig. 1, shown in Fig. 2 or Fig. 3, based on the consideration to space availability ratio, for making the structure of above-mentioned plug heat detector more simply compact, by described temperature sensor 11 and described control device, circuit between described conducting strip and described rectifying device is all integrated on described insulator thermal sensitive piece 1, another object of setting like this, for preventing described temperature sensor and described control device, in the gap of connection wire clamp between described conducting strip and described rectifying device between attaching plug and socket, the gap between plug and socket is caused to increase too many, plug heat detector sandwiched in the gap time steadiness reduce, indirectly cause temperature sensor and attaching plug, the contact of socket well spends reduction, like this, there is error in the Temperature numerical that temperature sensor perceives and actual value, and then the Temperature numerical being passed to control device is the numerical value that there is error, reduce the precision controlling of whole plug heat detector.
Preferably, realize the object causing user to note for making this heat alarm device, arranging described warning device is that audible alarm unit is or/and light warning device.
Continue with reference to shown in 3, when warning device adopts audible alarm unit, for ease of distributing the sound of tut alarm, described control box is provided with sound to shed hole 21, and the hole that shed by described sound is arranged on the upper surface of described heat alarm device 1, and be multiple, be convenient to sound to larger space divergence.
Continue with reference to shown in Fig. 1, Fig. 2 or Fig. 3, for ease of changing the alarm signal of above-mentioned smooth warning device into can arouse attention optical signal, arrange described smooth warning device to comprise drive circuit and be arranged on the luminous indicating lamp 22 on described control box 2, described control device is connected by described drive circuit with described luminous indicating lamp 22, during use, after circuit ON, described control device drives warning device to send alarm signal by the drive circuit in warning device.Tut warning device is or/and light warning device, can be installed in separately in described control box, also can be installed in described control box, when being installed in described control box, described audible alarm unit is or/and light warning device is in parallel or be connected in series on described control device simultaneously simultaneously.
Particularly, described temperature sensor is thermistor or thermocouple, described control device is by the described thermistor of monitoring or thermocouple, temperature signal transfers to control device by thermistor or thermocouple, control device is through judging, if the Temperature numerical corresponding to described temperature signal exceedes the safe temperature numerical value preset, then described control device starts automatically, described warning device is driven to report to the police, alarm signal can be voice signal, also can be light signal, or described voice signal and light signal send simultaneously, strengthen the intensity of alarm signal.
And described luminous indicating lamp can be LED light, the color of indicator light can be red, to play the effect of warning.
Based on above-mentioned plug heat detector, all right conduct of this plug heat detector independently lighting device, namely on described control device, draw luminous indicating lamp mains switch, described control device is electrically connected with described luminous indicating lamp mains switch.Described luminous indicating lamp mains switch is arranged on described control box.
In described control box, also independent supply unit can be set, such as battery pack, described control device can be electrically connected respectively with supply unit, mains switch, control opening and closedown of luminous indicating lamp by mains switch.
For increasing stability when above-mentioned plug heat detector is sheathed on attaching plug, the shape arranging described through hole is mated mutually with the shape of described sheet metal cross section; The size of described through hole is mated mutually with the size of described sheet metal cross section.
In prior art, attaching plug mostly is two core plugs and three-prong plug, supply socket mostly is two spring hole scokets and Three-hole socket, correspondingly, insulator thermal sensitive piece offers two through holes mutually mated with the position of the sheet metal of described two core plugs, shape, size, or offer three through holes mutually mated with the position of the sheet metal of described three-prong plug, shape, size.
The shape and the size that why arrange described through hole and described sheet metal are mated, because when described plug heat detector is folded between attaching plug and socket, if through hole does not mate with the cross section of sheet metal, probably cause the loose contact between the conducting strip in through hole and the sheet metal of attaching plug good, and then described thermal warning likely can be caused in use to occur instability of reporting to the police, or electric current instability causes plug heat detector to damage.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (10)
1. a plug heat detector, is characterized in that, the control box that described plug heat detector comprises insulator thermal sensitive piece, is fixedly connected with described insulator thermal sensitive piece, is provided with the rectifying device, control device and the warning device that are electrically connected successively in described control box;
Described insulator thermal sensitive piece is provided with temperature sensor, with the number of sheet metal on attaching plug and position through hole one to one, conducting strip is provided with in each described through hole, described temperature sensor is electrically connected with described control device, and each described conducting strip is electrically connected with described rectifying device respectively.
2. plug heat detector according to claim 1, is characterized in that, described temperature sensor is one or more.
3. plug heat detector according to claim 2, is characterized in that, described temperature sensor and described control device, circuit between described conducting strip and described rectifying device are all integrated on described insulator thermal sensitive piece.
4. plug heat detector according to claim 1, is characterized in that, described warning device is that audible alarm unit is or/and light warning device.
5. plug heat detector according to claim 4, is characterized in that, described control box is provided with sound and sheds hole.
6. plug heat detector according to claim 4, is characterized in that, described smooth warning device comprises drive circuit and is arranged on the luminous indicating lamp on described control box;
Described control device is connected by described drive circuit with described luminous indicating lamp.
7. plug heat detector according to claim 6, is characterized in that, described control device is drawn luminous indicating lamp mains switch, and described control device is electrically connected with described luminous indicating lamp mains switch.
8. plug heat detector according to claim 6, is characterized in that, described luminous indicating lamp mains switch is arranged on described control box.
9. plug heat detector according to claim 2, is characterized in that, described temperature sensor is thermistor or thermocouple.
10. the plug heat detector according to any one of claim 1-9, is characterized in that, the shape of described through hole is mated mutually with the shape of described sheet metal cross section;
The size of described through hole is mated mutually with the size of described sheet metal cross section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732868.0U CN205004560U (en) | 2015-09-18 | 2015-09-18 | Hot alarm of plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732868.0U CN205004560U (en) | 2015-09-18 | 2015-09-18 | Hot alarm of plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004560U true CN205004560U (en) | 2016-01-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520732868.0U Active CN205004560U (en) | 2015-09-18 | 2015-09-18 | Hot alarm of plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091678A (en) * | 2019-12-27 | 2020-05-01 | 甬港现代工程有限公司 | Light indicating device |
-
2015
- 2015-09-18 CN CN201520732868.0U patent/CN205004560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111091678A (en) * | 2019-12-27 | 2020-05-01 | 甬港现代工程有限公司 | Light indicating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523800 longan industrial zone, Humen Town, Guangdong, Dongguan Patentee after: Guangdong Liansheng Conduction Technology Co., Ltd. Address before: 523800 longan industrial zone, Humen Town, Guangdong, Dongguan Patentee before: Dongguan Unirise Wire & Cable Co., Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hot alarm of plug Effective date of registration: 20180521 Granted publication date: 20160127 Pledgee: Bank of Dongguan Limited by Share Ltd Humen branch Pledgor: Guangdong Liansheng Conduction Technology Co., Ltd. Registration number: 2018440000127 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20200617 Granted publication date: 20160127 Pledgee: Bank of Dongguan Limited by Share Ltd. Humen branch Pledgor: GUANGDONG UNIRISE CONDUCTION TECHNOLOGY Co.,Ltd. Registration number: 2018440000127 |