CN207320044U - A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material - Google Patents
A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material Download PDFInfo
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- CN207320044U CN207320044U CN201721375607.3U CN201721375607U CN207320044U CN 207320044 U CN207320044 U CN 207320044U CN 201721375607 U CN201721375607 U CN 201721375607U CN 207320044 U CN207320044 U CN 207320044U
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- lead
- frit
- electrical contact
- spring
- cap ned
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Abstract
The utility model discloses a kind of electrical contact thermal cut-off of novel protected thermo-sensitive material; including shell, lead I, frit, cap ned, bulky spring, disk, starlike reed, disjunction spring, insulator, lead II, sealing resin; the shell upper and lower ends portion is both provided with through hole; the shell is connected with lead I and lead II by through hole respectively; bottom is provided with the frit being connected with lead I in the shell; cap ned is provided with above the frit, bulky spring is connected with above the cap ned.The utility model cap ned is the materials such as copper, iron；For the novel electrical contact device to increase cap ned between frit and bulky spring, the novel electrical contact device provides the liquid flowing space at the same time and electrode isolation after being melted down for frit, lifts the insulation performance of fuse；The novel electrical contact device limits the flowing space for frit after dissolving, and reduces breaking course thermo-sensitive material and is carbonized because of the generation of breaking arc.
Description
Technical field
It the utility model is related to a kind of electrical contact thermal cut-off of novel protected thermo-sensitive material.
Background technology
Thermal cut-off is also Thermal Cutoffs, is by sensing of the internal thermo-sensitive material to ambient temperature, works as the external world
Disjunction action occurs when environment temperature reaches the change of thermo-sensitive material physics state, inside fuse, so as to cut off connected electricity
Road, is beyond retrievable over-temperature protection device, as electric type terminal protection component.
Thermal cut-off is different according to the raw material for sensing selection to temperature in thermo-sensitive material, when thermo-sensitive material is become by solid-state
For gaseous state or liquid when, flowed inside hot melt electric appliance, disjunction to electrode has potential interference, and hot melt breaks after disjunction
There is also difference, insulation performance effectively to be lifted for the insulation performance of device.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of novel protected temperature-sensitive material simple in structure, easy to operate
The electrical contact thermal cut-off of material.
To solve the above problems, the utility model adopts the following technical solution：
A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material, including shell, lead I, frit, cap ned, thick bullet
Spring, disk, starlike reed, disjunction spring, insulator, lead II, sealing resin, the shell upper and lower ends portion is both provided with logical
Hole, the shell are connected with lead I and lead II by through hole respectively, and bottom is provided with and I phase of lead in the shell
Frit even, is provided with cap ned above the frit, is connected with bulky spring above the cap ned, on the bulky spring
Side is connected with starlike reed, disk is provided between the bulky spring and starlike reed, between the bulky spring and frit
Disk is also equipped with, insulator is provided with above the starlike reed, II lower end of lead is through insulator and starlike reed
Connect, disjunction spring is provided with the insulator.
Preferably, the shell upper end is provided with sealing resin with II junction of lead.
Preferably, the cap ned is arranged between frit and bulky spring, the cap ned uses copper or ferrous material.
Preferably, the disk uses stainless steel steel disc or copper sheet.
Preferably,
When frit is complete solid-state, starlike reed is turned in the case where bulky spring compresses force reaction with lead II；In formation
Portion's Electical connector；
Lead I is turned on by shell with the internal electrical contact device, and is stretched out by lead II.
When frit by it is solid state transformed be gaseous state or liquid when flow to cap ned space, the release of bulky spring pressure, disjunction
Spring pushes starlike reed open, and lead II is disconnected with starlike reed.
The structure design of the utility model is reasonable, and cap ned is the materials such as copper, iron；The novel electrical contact device is in frit
Increase cap ned between bulky spring, the novel electrical contact device for frit provide after being melted down the liquid flowing space at the same time with
Electrode isolation, lifts the insulation performance of fuse；The novel electrical contact device limits the flowing space for frit after dissolving, and subtracts
Few breaking course thermo-sensitive material is carbonized because of the generation of breaking arc, lifts the insulation performance of fuse, it is ensured that fuse machine
The uniformity of tool formula interrupting performance, has very big application value.
Brief description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other attached drawings can also be obtained according to these attached drawings.
Fig. 1 is the thermal cut-off conducting structure schematic diagram of the utility model；
Fig. 2 is the thermal cut-off cutoff circuit structure diagram of the utility model.
Embodiment
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, so as to make the scope of protection of the utility model apparent clear and definite
Define.
Refering to shown in Fig. 1-2, a kind of electrical contact thermal cut-off of novel protected thermo-sensitive material, including shell 1, lead I 2,
Frit 3, cap ned 4, bulky spring 5, disk 6, starlike reed 7, disjunction spring 8, insulator 9, lead II 10, sealing resin 11,
The 1 upper and lower ends portion of shell is both provided with through hole, and the shell 1 is connected with lead I 2 and lead II by through hole respectively
10, bottom is provided with the frit 3 being connected with lead I 2 in the shell 1, and the top of frit 3 is provided with cap ned 4, the work
The top of cabinet frame 4 is connected with bulky spring 5, and the top of bulky spring 5 is connected with starlike reed 7, the bulky spring 5 and star
Disk 6 is provided between shape reed 7, disk 6, the starlike top of reed 7 are also equipped between the bulky spring 5 and frit 3
Insulator 9 is provided with, II 10 lower end of lead connects with starlike reed 7 through insulator 9, is provided with the insulator 9
Disjunction spring 8.
It is worth noting that, 1 upper end of shell is provided with sealing resin 11 with II 10 junction of lead.
It is worth noting that, the cap ned 4 is arranged between frit 3 and bulky spring 5, the cap ned 4 using copper or
Ferrous material.
It is worth noting that, the disk 6 uses stainless steel steel disc or copper sheet.
Embodiment one：
Shell 1 can be with copper-based silver-plated, and lead I 2 is connected with shell 1, and frit 3 is placed in shell 1 and close to lead I 21
Side, lead II 10 are connected for 1 other one section through insulator 9 with shell, and junction sealing resin 11 is fixed, and insulator 9 can be used
Ceramics, seal 11 available epoxy of resin；Lead II 10 is defeated to lead I 2 by shell 1 by starlike 7 input current of reed
Go out electric current, disjunction spring 8 is arranged on insulator 9, and disjunction spring 8 is connected with starlike reed 7, disk 6 be positioned over bulky spring 5 with
Between starlike reed 7, bulky spring opposite side is connected with cap ned 4, and cap ned is positioned between frit 3 and bulky spring 5, disk 6
Stainless steel steel disc or copper sheet can be used.Bulky spring 5 is in compressive state with disjunction spring 8, and internal electrical contact reaches a kind of power
Balance, becomes a kind of novel electrical contact device thermal cut-off for protecting thermo-sensitive material.
Embodiment two：
Cap ned 4 is arranged at cap ned and is positioned between frit 3 and bulky spring 5, cap ned available copper frame, when frit 3 by
Solid state transformed to flow to 4 space of cap ned when being gaseous state or liquid, bulky spring pressure release, disjunction spring 8 pushes starlike spring open
Piece 5, lead II 11 are disconnected with starlike reed 5.
The standardized element that the utility model uses can commercially, shaped piece according to specification and attached drawing
Record can carry out customized, the specific connection mode of each part is using bolt ripe in the prior art, rivet, weldering
The conventional means such as connect, machinery, part and equipment are using in the prior art, conventional model, plus circuit connection using existing
Conventional connection mode in technology, this will not be detailed here.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (4)
- A kind of 1. electrical contact thermal cut-off of novel protected thermo-sensitive material, it is characterised in that：Including shell（1）, lead I（2）, it is molten Block（3）, cap ned（4）, bulky spring（5）, disk（6）, starlike reed（7）, disjunction spring（8）, insulator（9）, lead II （10）, sealing resin（11）, the shell（1）Upper and lower ends portion is both provided with through hole, the shell（1）Connected respectively by through hole Connect setting leaded I（2）With lead II（10）, the shell（1）Interior bottom is provided with and lead I（2）Connected frit（3）, The frit（3）Top is provided with cap ned（4）, the cap ned（4）Top is connected with bulky spring（5）, the thick bullet Spring（5）Top is connected with starlike reed（7）, the bulky spring（5）With starlike reed（7）Between be provided with disk（6）, institute State bulky spring（5）With frit（3）Between be also equipped with disk（6）, the starlike reed（7）Top is provided with insulator（9）, institute State lead II（10）Insulator is run through in lower end（9）With starlike reed（7）Connect, the insulator（9）On be provided with disjunction spring （8）.
- A kind of 2. electrical contact thermal cut-off of novel protected thermo-sensitive material according to claim 1, it is characterised in that：It is described Shell（1）Upper end and lead II（10）Junction is provided with sealing resin（11）.
- A kind of 3. electrical contact thermal cut-off of novel protected thermo-sensitive material according to claim 1, it is characterised in that：It is described Cap ned（4）It is arranged on frit（3）With bulky spring（5）Between, the cap ned（4）Using copper or ferrous material.
- A kind of 4. electrical contact thermal cut-off of novel protected thermo-sensitive material according to claim 1, it is characterised in that：It is described Disk（6）Using stainless steel steel disc or copper sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721375607.3U CN207320044U (en) | 2017-10-24 | 2017-10-24 | A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721375607.3U CN207320044U (en) | 2017-10-24 | 2017-10-24 | A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207320044U true CN207320044U (en) | 2018-05-04 |
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ID=62382354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721375607.3U Active CN207320044U (en) | 2017-10-24 | 2017-10-24 | A kind of electrical contact thermal cut-off of novel protected thermo-sensitive material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207320044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111105964A (en) * | 2018-10-25 | 2020-05-05 | 东洋电子株式会社 | Temperature-sensitive particle type temperature fuse |
-
2017
- 2017-10-24 CN CN201721375607.3U patent/CN207320044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111105964A (en) * | 2018-10-25 | 2020-05-05 | 东洋电子株式会社 | Temperature-sensitive particle type temperature fuse |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" | ||
| CP03 | "change of name, title or address" |
Address after: No.6, Hongjian Road, jiaomei Town, Taiwan investment zone, Zhangzhou City, Fujian Province, 363000 Patentee after: Zhangzhou Yabao Electronics Co.,Ltd. Address before: 363007 Hongjian Industrial Zone, Longchi Development Zone, Zhangzhou City, Fujian Province Patentee before: ZHANGZHOU YABAO ELECTRONIC Co.,Ltd. |