CN109361095A - A kind of thermistor safety plug of high sensitivity - Google Patents
A kind of thermistor safety plug of high sensitivity Download PDFInfo
- Publication number
- CN109361095A CN109361095A CN201811182031.8A CN201811182031A CN109361095A CN 109361095 A CN109361095 A CN 109361095A CN 201811182031 A CN201811182031 A CN 201811182031A CN 109361095 A CN109361095 A CN 109361095A
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- China
- Prior art keywords
- pin
- thermistor
- pinboard
- high sensitivity
- resistance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/6608—Structural association with built-in electrical component with built-in single component
- H01R13/6616—Structural association with built-in electrical component with built-in single component with resistor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
- H01R13/504—Bases; Cases composed of different pieces different pieces being moulded, cemented, welded, e.g. ultrasonic, or swaged together
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- 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
- H01R4/02—Soldered or welded connections
-
- 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
- H01R4/02—Soldered or welded connections
- H01R4/023—Soldered or welded connections between cables or wires and terminals
Landscapes
- Fire-Detection Mechanisms (AREA)
- Connector Housings Or Holding Contact Members (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The invention discloses a kind of thermistor safety plugs of high sensitivity, it is related to safety plug technical field, it include: pin part, pin lid and cable portion, pin part is fixed on pin base portion, pin part includes pinboard, pin and heat-sensing device, pin is fixed on pinboard bottom, and heat-sensing device setting is used to detect the temperature of pin in pinboard bottom, heat-sensing device；Heat-sensing device includes thermistor and clamping apparatus, and thermistor is fixed on pinboard bottom by clamping apparatus；Power supply line and signal wire are equipped in cable portion, power supply line is for connecting pin, and signal wire is for connecting thermistor；Pin includes zero curve foot and firewire foot, and thermistor includes first resistor and second resistance, and first resistor is close or is adjacent to zero curve foot, and second resistance is close or is adjacent to firewire foot；The present invention can the pin to pinboard lower part sensitively incuded and carried out overheating protection, and can be sharp detection pin temperature.
Description
Technical field
The present invention relates to safety plug technical field more particularly to a kind of thermistor safety plugs of high sensitivity.
Background technique
Modern society, in more and more electric appliance use processes, often because the charging time it is too long caused by plug inside
Temperature is excessively high and then leads to sizing material embrittlement or firewire and zero curve short circuit, open circuit around plug, and then can jeopardize entire electricity consumption and set
It is standby, it is serious to will lead to bigger safety accident.
A kind of as disclosed in Chinese invention patent CN103001073B plug with temperature control device, it is described with temperature control
Leakage protecting plug includes zero line pin, live prong, buckle releaser, controllable silicon drive module, power regulator module and two pieces
The temperature control device of zero line pin Yu live prong bottom is respectively set；The buckle releaser is connect with power rectifier module, the electricity
Source rectification module is connected with power regulator module, controllable silicon drive module respectively, and the controllable silicon drive module connects respectively
Two pieces of temperature control devices are connect, which can control conveying and power-off of the buckle releaser to city's electric current；The patent of invention
Temp-control plug temperature detect switch (TDS) is directly being connected on pin, the problem of it is short that there are service lifes, high failure rate.
A kind of for another example attaching plug with temperature control device disclosed in Chinese utility model patent CN206893927U, makes
The temperature for obtaining plug inside is monitored in real-time, once temperature is excessively high, charging equipment corresponding to plug can stop charging, and is guaranteed
Lasting effective work of attaching plug, avoids the generation of security risk.It includes plug internal model, the use of the plug internal model
In the end face of socket power arrangement, there are three pins, and three pins are exposed, are disposed with several temperature-sensitives in the plug internal model
Resistance, the thermistor are connected on pcb board, and concave inward structure is provided in the plug internal model, and the concave inward structure is used
In being fixedly mounted with the pcb board, temperature data interface, the temperature data interface external data line are provided on the pcb board, but be somebody's turn to do
Pcb board is set up directly in attaching plug by utility model, substantially increases production and processing cost, exists simultaneously high failure rate
Problem.
Summary of the invention
One, technical problems to be solved
The present invention for drawbacks described above present in the prior art, insert safely by the thermistor for providing a kind of high sensitivity
Head, solves the safety issue of plug, while also solving existing temp-control plug structure is complicated, manufactures difficult ask
Topic, further solves the low problem of the thermal sensitivity of existing temp-control plug.
Two, technical solution
To solve the above problems, providing a kind of thermistor safety plug of high sensitivity, comprising: pin part, pin
Lid and cable portion, pin part are fixed on pin base portion, and pin part includes pinboard, pin and heat-sensing device, and pin is fixed on
Pinboard bottom, heat-sensing device setting are used to detect the temperature of pin in pinboard bottom, heat-sensing device；
Heat-sensing device includes thermistor and clamping apparatus, and thermistor is fixed on pinboard bottom by clamping apparatus；
Power supply line and signal wire are equipped in cable portion, power supply line is for connecting pin, and signal wire is for connecting thermistor；
Pin includes zero curve foot and firewire foot, and thermistor includes first resistor and second resistance, first resistor it is close or
It is adjacent to zero curve foot, second resistance is close or is adjacent to firewire foot.
Wherein, 3 root cutting needles are additionally provided in pin part, signal wire quantity is 3, and 3 root cutting needles intert foot and cover, 3 root cutting needles
Lower end wears pinboard bottom, and is electrically connected thermistor with signal wire by 3 root cutting needles, and 3 root cutting needle upper ends are respectively with 3
The connection of root signal wire, so that first resistor detects zero curve foot temperature, second resistance detects firewire foot temperature.
Wherein, clamping apparatus includes two fixture blocks and metallic channel that pinboard bottom is arranged in, and two fixture blocks are respectively used to
It is clamped first resistor and second resistance.
Wherein, clamping apparatus includes pinboard abaculus, and pinboard abaculus is embedded in pinboard bottom, and pinboard abaculus two sides are each
Equipped with a resistance card slot, resistance card slot is for connecting and fixing first resistor and second resistance.
Wherein, pin further includes foot of the ground wire.
Wherein, it is fixed, is connected convenient and reliable using riveting between power supply line and pin.
Wherein, the thermistor safety plug of high sensitivity further includes shell, and pinboard and pin lid are arranged inside the shell,
Shell is also used to be connected and fixed cable portion.
Wherein, shell upper is additionally provided with upper cover, and upper cover is fixed by several connecting holes.
Wherein, pinboard two sides are respectively provided with a buckle slot, and pin lid two sides are respectively provided with a fastening strip, buckle slot and fastening strip
Clamping is corresponded and cooperates, so that pinboard is fixed on pin base portion.
Wherein, heat-sensing device is equipped with 3 inserting columns, and insertion of the inserting column for contact pin is fixed.
Three, beneficial effects of the present invention
Compared with prior art, the thermistor safety plug of high sensitivity of the invention is by existing thermistor setting
Pinboard lower part can carry out sensitive temperature sense to the pin of pinboard lower part and carry out overheating protection, pass through simultaneously
Contact pin insertion pin lid is fixed, and thermistor and signal wire are installed in a manner of being welded and fixed with contact pin both ends respectively, both
It facilitates installation while also ensuring the solid and reliable of installation；Further shell is directly formed by way of injection molding, is being protected
Also there is good leakproofness while demonstrate,proving structure-integrated；The is respectively set in close proximity to the position of zero curve foot and firewire foot simultaneously
One resistance and second resistance carry out temperature detection, the temperature of detection pin that can be sharper.
Detailed description of the invention
Fig. 1 is a kind of explosive view of the thermistor safety plug of high sensitivity of the present invention；
Fig. 2 is 1 pin part schematic diagram of the embodiment of the present invention；
Fig. 3 is 3 pin part schematic diagram of the embodiment of the present invention；
In figure: 1 is pin part；2 be pin lid；3 be cable portion；4 be shell；5 be upper cover；6 be pinboard；7 be pin；
8 be heat-sensing device；9 be contact pin；10 be thermistor；11 be fastening strip；12 be inserting column；13 be clamping apparatus；14 be connecting hole；
15 be fixture block；16 be metallic channel；17 be pinboard abaculus；18 be resistance card slot.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example cannot be used to limit the scope of the invention for illustrating the present invention.
Embodiment 1:
A kind of thermistor safety plug of high sensitivity of the embodiment of the present invention 1, as depicted in figs. 1 and 2, comprising: insert
Foot 1, pin lid 2 and cable portion 3, pin part 1 are fixed on 2 bottom of pin lid, and pin part 1 includes pinboard 6, pin 7 and heat
Quick device 8, pin 7 are fixed on 6 bottom of pinboard, and for the setting of heat-sensing device 8 in 6 bottom of pinboard, heat-sensing device 8 is slotting for detecting
The temperature of foot 7,6 two sides of pinboard are respectively provided with a buckle slot, and 2 two sides of pin lid are respectively provided with a fastening strip 11, buckle slot and buckle
Item 11 corresponds and cooperates clamping, so that pinboard 6 is fixed on 2 bottom of pin lid, the snap fit is simple and convenient, is convenient for
Fast Installation；
Heat-sensing device 8 includes thermistor 10 and clamping apparatus 13, and thermistor 10 is fixed on slotting by clamping apparatus 13
6 bottom of sole；
Power supply line and signal wire are equipped in cable portion 3, power supply line is for connecting pin 7, and signal wire is for connecting temperature-sensitive electricity
Resistance 10 is fixed between power supply line and pin using riveting, and 7 top of pin is reserved with power supply line riveting seat, is installed simpler
Folk prescription is just；
As shown in Figure 1, pin 7 includes zero curve foot and firewire foot, thermistor 10 includes first resistor and second resistance, the
One resistance is close or is adjacent to zero curve foot, and second resistance is close or is adjacent to firewire foot, because when plug and female contact are bad, zero
Stitch or firewire foot can generate heat at the first time, can be passed out feedback by signal wire by first resistor or second resistance slotting
Head or zero curve foot and firewire foot generate heat simultaneously, and the position where further clamping apparatus 13 also is located at zero curve foot and firewire foot
Between.
The safety pin with thermistor of the present embodiment further includes shell 4, and pinboard 6 and the setting of pin lid 2 exist
In shell 4, shell 4 is also used to be connected and fixed cable portion 3, and power supply line is wrapped up in shell 4 and cable portion 3 and the part of signal wire is adopted
With the mode one-pass molding of insert injection moulding, the overall tightness of the safety pin of the invention with thermistor can guarantee, together
When integration effect it is good.
As shown in Figure 1,4 top of shell is additionally provided with upper cover 5, upper cover 5 is fixed by several connecting holes 14, and connecting hole 14 is arranged
On 2 top of pin lid, 14 quantity of connecting hole is 4 in the present embodiment, and 14 middle position of connecting hole is equipped with rectangular item, in upper cover 5
It is equipped with the card slot of cooperation corresponding with connecting hole 14.
As shown in Fig. 2, being additionally provided with 3 root cutting needles 9 in pin part 1, signal wire quantity is 3, and 3 root cutting needles 9 are threaded through pin
On lid 2,3 root cutting needle, 9 lower end wears 6 bottom of pinboard, and is electrically connected thermistor 10 with signal wire by 3 root cutting needles 9,
By the way of in parallel, first resistor and second resistance junction are welded with contact pin 9, first resistor for first resistor and second resistance
9,3 root cutting needle of contact pin, 9 upper end, which is also welded with, with two open end of second resistance is pierced by 2 top of pin lid, 3 root cutting needle, 9 upper end difference
It is connect with 3 signal wires, so that first resistor detects zero curve foot temperature, second resistance detects firewire foot temperature.
Clamping apparatus 13 includes two fixture blocks 15 and metallic channel 16 that 6 bottom of pinboard is arranged in, and two fixture blocks 15 are distinguished
For being clamped first resistor and second resistance, the both ends connector lug of first resistor and second resistance can be sticked into slot by metallic channel 16
It is interior, do not influence subsequent installation.
Heat-sensing device 8 is equipped with 3 inserting columns 12, and insertion of the inserting column 12 for contact pin 9 is fixed, and inserting column 12 also can be set
On pinboard 6, serve the same role.
Embodiment 2:
The present embodiment is with the difference of embodiment 1: pin 7 further includes foot of the ground wire.
Embodiment 3:
As shown in figure 3, in embodiment 3, clamping apparatus 13 includes pinboard abaculus 17, pinboard abaculus 17 is embedded in pin
6 bottom of plate is equipped with buckle at the top of pinboard abaculus 17, is fixed by buckle and 6 snapping of pinboard, 17 two sides of pinboard abaculus are each
Equipped with a resistance card slot 18, resistance card slot 18 is semi-circular for connecting and fixing first resistor and second resistance, resistance card slot 18
Card slot, heat-sensing device 8, which is fitted inside, to be fixed, and inserting column 12 may also be arranged on pinboard abaculus 17.
Safety plug of the invention in actual application, encounters plug and female contact is bad or other unexpected feelings
Condition causes safety plug temperature to increase, at this point, if carrying out temperature detection without thermistor 10 and issuing high temperature to control unit
Signal disconnects power supply, is easy to cause the accidents such as fire, therefore, can to the overheating protection of safety plug by the realization of thermistor 10
To guarantee Electrical Safety.
The above embodiments are only used to illustrate the present invention, and not limitation of the present invention, in relation to the common of technical field
Technical staff can also make a variety of changes and modification without departing from the spirit and scope of the present invention, therefore all
Equivalent technical solution also belongs to scope of the invention, and scope of patent protection of the invention should be defined by the claims.
Claims (10)
1. a kind of thermistor safety plug of high sensitivity, which is characterized in that the thermistor of the high sensitivity is inserted safely
Head includes: that pin part (1), pin lid (2) and cable portion (3), the pin part (1) are fixed on pin lid (2) bottom, institute
Stating pin part (1) includes pinboard (6), pin (7) and heat-sensing device (8), and the pin (7) is fixed on the pinboard (6)
Bottom, heat-sensing device (8) setting is in the pinboard (6) bottom, and the heat-sensing device (8) is for detecting the pin
(7) temperature；
The heat-sensing device (8) includes thermistor (10) and clamping apparatus (13), and the thermistor (10) passes through the card
Connection device (13) is fixed on the pinboard (6) bottom；
Power supply line and signal wire are equipped in the cable portion (3), the power supply line is for connecting the pin (7), the signal
Line is for connecting the thermistor (10)；
The pin (7) includes zero curve foot and firewire foot, and the thermistor (10) includes first resistor and second resistance, described
First resistor is close or is adjacent to the zero curve foot, and the second resistance is close or is adjacent to the firewire foot.
2. a kind of thermistor safety plug of high sensitivity as described in claim 1, which is characterized in that the pin part
(1) 3 root cutting needles (9) are additionally provided on, the signal wire quantity is 3, and 3 contact pins (9) are threaded through the pin lid (2)
On, 3 contact pin (9) lower ends wear the pinboard (6) bottom, and by 3 contact pins (9) that the temperature-sensitive is electric
Resistance (10) is electrically connected with signal wire, and 3 contact pin (9) upper ends are connect with 3 signal wires respectively, so that described the
Zero curve foot temperature described in one resistance detection, the second resistance detect the firewire foot temperature.
3. a kind of thermistor safety plug of high sensitivity as claimed in claim 2, which is characterized in that the clamping apparatus
It (13) include being arranged in two fixture blocks (15) of pinboard (6) bottom and metallic channel (16), two fixture blocks (15) are used respectively
In the clamping first resistor and second resistance.
4. a kind of thermistor safety plug of high sensitivity as claimed in claim 2, which is characterized in that the clamping apparatus
It (13) include pinboard abaculus (17), the pinboard abaculus (17) is embedded in pinboard (6) bottom, the pinboard abaculus
(17) two sides are respectively provided with a resistance card slot (18), and the resistance card slot (18) is for connecting and fixing the first resistor and the second electricity
Resistance.
5. a kind of thermistor safety plug of high sensitivity as described in claim 1, which is characterized in that the pin (7)
It further include foot of the ground wire.
6. a kind of thermistor safety plug of high sensitivity as claimed in claim 5, which is characterized in that the power supply line with
It is fixed between the pin (7) using riveting.
7. a kind of thermistor safety plug of high sensitivity as described in claim 1, which is characterized in that the high sensitivity
Thermistor safety plug further include shell (4), the pinboard (6) and pin lid (2) setting in the shell (4),
The shell (4) is also used to be connected and fixed the cable portion (3).
8. a kind of thermistor safety plug of high sensitivity as claimed in claim 7, which is characterized in that the shell (4)
Top is additionally provided with upper cover (5), and the upper cover (5) is fixed by several connecting holes (14).
9. a kind of thermistor safety plug of high sensitivity as described in claim 1, which is characterized in that the pinboard
(6) two sides are respectively provided with a buckle slot, and pin lid (2) two sides are respectively provided with a fastening strip (11), the buckle slot and the card
Profile (11) corresponds and cooperates clamping, so that the pinboard (6) is fixed on pin lid (2) bottom.
10. a kind of thermistor safety plug of high sensitivity as claimed in claim 2, which is characterized in that the temperature-sensitive dress
(8) are set equipped with 3 inserting columns (12), insertion of the inserting column (12) for the contact pin (9) is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182031.8A CN109361095B (en) | 2018-10-10 | 2018-10-10 | High-sensitivity thermistor safety plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811182031.8A CN109361095B (en) | 2018-10-10 | 2018-10-10 | High-sensitivity thermistor safety plug |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109361095A true CN109361095A (en) | 2019-02-19 |
| CN109361095B CN109361095B (en) | 2023-10-20 |
Family
ID=65349146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811182031.8A Active CN109361095B (en) | 2018-10-10 | 2018-10-10 | High-sensitivity thermistor safety plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109361095B (en) |
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| CN202651537U (en) * | 2012-06-14 | 2013-01-02 | 赫兹曼电力（广东）有限公司 | Cable plug with temperature detection |
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| US9564719B1 (en) * | 2014-12-12 | 2017-02-07 | Technology Research LLC. | Elevated temperature detection and interrupter circuit for power cable |
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| CN107069295A (en) * | 2015-10-16 | 2017-08-18 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| CN206893927U (en) * | 2017-06-12 | 2018-01-16 | 苏州宝兴电线电缆有限公司 | A kind of attaching plug with temperature control device |
| CN108288785A (en) * | 2018-04-07 | 2018-07-17 | 佛山市顺德区信辉达电子有限公司 | Three pole break-make leakage protecting plugs |
| CN209313068U (en) * | 2018-10-10 | 2019-08-27 | 余姚市嘉荣电子电器有限公司 | A kind of thermistor safety plug of high sensitivity |
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2018
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Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101651272A (en) * | 2008-08-13 | 2010-02-17 | 浙江正泰建筑电器有限公司 | Fire-proof and electric leakage-proof safety plug |
| CN203260833U (en) * | 2012-01-05 | 2013-10-30 | 蓝开平 | Miniature multifunctional power plug |
| CN202522338U (en) * | 2012-03-16 | 2012-11-07 | 深圳巴斯巴科技发展有限公司 | Temperature detection device for electric vehicle direct current charging port |
| CN202651537U (en) * | 2012-06-14 | 2013-01-02 | 赫兹曼电力（广东）有限公司 | Cable plug with temperature detection |
| US20140070629A1 (en) * | 2012-09-11 | 2014-03-13 | Panasonic Corporation | Power cord |
| CN103001073A (en) * | 2012-10-31 | 2013-03-27 | 钱加灿 | Plug with temperature control modules |
| US20140160611A1 (en) * | 2012-12-06 | 2014-06-12 | Twin-Star International, Inc. | Overheat-Resistant Power Cord and Method |
| CN103227393A (en) * | 2012-12-27 | 2013-07-31 | 郑启文 | Intelligent alarm safety plug, socket, wall socket or adapter |
| CN204045861U (en) * | 2014-04-14 | 2014-12-24 | 博硕科技(江西)有限公司 | Attaching plug |
| US9564719B1 (en) * | 2014-12-12 | 2017-02-07 | Technology Research LLC. | Elevated temperature detection and interrupter circuit for power cable |
| CN204927736U (en) * | 2015-04-21 | 2015-12-30 | 珠海格力电器股份有限公司 | Power cord plug structure and air conditioner |
| CN107069295A (en) * | 2015-10-16 | 2017-08-18 | 富士康(昆山)电脑接插件有限公司 | Plug connector |
| CN206271966U (en) * | 2016-12-28 | 2017-06-20 | 佛山市新基德电子厂有限公司 | A kind of leakage protecting plug with temperature protection and waterproof construction |
| CN206893927U (en) * | 2017-06-12 | 2018-01-16 | 苏州宝兴电线电缆有限公司 | A kind of attaching plug with temperature control device |
| CN108288785A (en) * | 2018-04-07 | 2018-07-17 | 佛山市顺德区信辉达电子有限公司 | Three pole break-make leakage protecting plugs |
| CN209313068U (en) * | 2018-10-10 | 2019-08-27 | 余姚市嘉荣电子电器有限公司 | A kind of thermistor safety plug of high sensitivity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109361095B (en) | 2023-10-20 |
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