CN208400641U - A kind of accurate overheat protector winding-type insurance line resistor - Google Patents
A kind of accurate overheat protector winding-type insurance line resistor Download PDFInfo
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- CN208400641U CN208400641U CN201820952720.1U CN201820952720U CN208400641U CN 208400641 U CN208400641 U CN 208400641U CN 201820952720 U CN201820952720 U CN 201820952720U CN 208400641 U CN208400641 U CN 208400641U
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- chapeau
- resistor
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Abstract
The utility model discloses a kind of accurate overheat protector winding-types to insure line resistor, by the way that the first tin plating chapeau de fer is respectively set on ceramic matrix, second tin plating chapeau de fer and the tin plating chapeau de fer of third, alloy wire is arranged between the first tin plating chapeau de fer and the second tin plating chapeau de fer, form resistor body, fuse vertical design is between the second tin plating chapeau de fer and the tin plating chapeau de fer of third, make resistor body and the concatenated structure of fuse, pass through heat transfer working principle, play the role of protective resistor, wherein the second tin plating chapeau de fer is for fixing alloy wire, and such structure design, it reduces in time of production and processing and artificial, mechanical automation operation is realized simultaneously, and then improve production efficiency, when electric current increases, alloy wire persistent fever, it is transmitted to fuse, when resistor temperature rises to 250 DEG C of fusing-off temperatures, resistor open circuit is lost Effect protects the power supplys such as light source of charger, adaptor power supplies, illumination driver perfect, avoids fire to play.
Description
Technical field
The utility model belongs to temperature dependent resistor field, in particular to a kind of accurate overheat protector winding-type fuze electricity
Hinder device.
Background technique
Charger or adapter fusion crust event occur at present, the line short or component of main cause charger occur different
Often (such as electrolytic capacitor leaks electrolyte, two, triode short circuit, half failure state of rectifying tube etc. extremely), lead to resistive load mistake
Greatly, it is more than rated operational current, but is less than defined blowout current, such case is known as low current work；Resistor one
It directly continues working in low current conditions, resistance temperature is rising always, finally results in charger and fusion crust occurs, burns shell, shell
Phenomena such as deforming or causing fire.
It is described fire-retardant exhausted prior art discloses a kind of Thermal protection type wound fusing resistor, including fire retardant insulating coating
Edge coat inside is equipped with ceramic core, and the core surface winding is equipped with resistance wire, and ceramic core inner wall side is equipped with temperature
Fuse, the ceramic core both ends are equipped with electrode and emit lid, and the electrode emits lid side equipped with lead.The utility model by
It is equipped with one layer of fire retardant insulating coating outside ceramic core, can avoid firing resistor because of extraneous factor during routine use
It burns there is a situation where contingency, by being equipped with Thermal Cutoffs and resistance wire, Thermal Cutoffs and resistance wire are welded, in circuit
It when there is lower abnormal current, may be implemented to disconnect rapidly, protect circuit, improve electronic product safety.
But the resistor cannot achieve full automatic mechanical processing, use cost is high.
Utility model content
To solve the above problems, the purpose of this utility model is to provide one kind to be able to achieve automation processing, reduces manually
Accurate overheat protector winding-type insure line resistor；
Another of the utility model is designed to provide a kind of accurate overheat protector winding-type insurance line resistor, should
Resistor structure is simple, and processing cost is low, is easy to be widely popularized.
To achieve the above object, the technical solution of the utility model is as follows.
The utility model provides a kind of accurate overheat protector winding-type insurance line resistor, which includes plural number
A tinned wird, a plurality of tin plating chapeau de fers, ceramic matrix, alloy wire, fuse, a plurality of tin plating chapeau de fers include the first plating
Tin chapeau de fer, the second tin plating chapeau de fer and the tin plating chapeau de fer of third, the first tin plating chapeau de fer and the tin plating chapeau de fer of third are socketed in pottery respectively
The both ends of porcelain basal body, the second tinplate cap are socketed on ceramic matrix and are located at the first tin plating chapeau de fer and the tin plating chapeau de fer of third
Between；A plurality of tinned wirds include the first tinned wird and the second tinned wird, and first tinned wird is welded on
The head end of first tin plating chapeau de fer, second tinned wird are welded on the tail end of the tin plating chapeau de fer of third, the alloy wire winding
On ceramic matrix, and its both ends is connect with the first tin plating chapeau de fer and the second tin plating chapeau de fer respectively；The fuse is vertically arranged
Between the second tin plating chapeau de fer and the tin plating chapeau de fer of third.In the utility model, by the way that is respectively set on ceramic matrix
One tin plating chapeau de fer, the second tin plating chapeau de fer and the second tin plating chapeau de fer, alloy wire are arranged in the first tin plating chapeau de fer and the second tin plating chapeau de fer
Between, resistor body is formed, fuse vertical design makes resistor body and insurance between the second tin plating chapeau de fer and the tin plating chapeau de fer of third
The concatenated structure of silk plays the role of protective resistor by heat transfer working principle, wherein the second tin plating chapeau de fer is for fixing
Alloy wire, and such structure designs reduces in time of production and processing and artificial, while realizing mechanical automation operation, into
And production efficiency is improved, when electric current increases, alloy wire persistent fever is transmitted to fuse, when resistor temperature rises to
When 250 DEG C of fusing-off temperatures, resistor open circuit fails, to play protection light source of charger, adaptor power supplies, illumination driver
Equal power supplys are perfect, avoid fire.The improvement of the structure can not only accurately control fusing-off temperature, but also have
There is the features such as manufacturing process is simple, reasonable, the small in size and anti-lightning performance of design is good.
Further, the described first tin plating chapeau de fer, the second tin plating chapeau de fer and the tin plating chapeau de fer three of third are set in parallel, institute
Fuse is stated to be vertically set between the second tin plating chapeau de fer and the tin plating chapeau de fer of third.First tin plating chapeau de fer, the second tin plating chapeau de fer and
The tin plating chapeau de fer three of third is set in parallel, fuse vertical design, and such structure design is in manufacturing during side
Just it processes, is able to achieve complete mechanical automation processing, without waste additional artificial, time and people of the reduction in production and processing
Work, and then production efficiency is improved, reduce cost.
Further, epoxy resin layer is coated on the ceramic matrix.Asphalt mixtures modified by epoxy resin is coated on ceramic matrix surface
Rouge coat is to enhance its insulating properties on the basis of the insulating properties of ceramic matrix itself, because epoxy resin is with preferable resistance to
Hot and insulating properties, structural strength be big and the advantage of many uniquenesses such as good seal performance.
Further, the width of the ceramic matrix is greater than Φ 2mm, and length is greater than 9mm.
Further, the diameter of the tinned wird is greater than Φ 0.40mm.
The advantage of the utility model is: compared with the prior art, in the utility model, by ceramic matrix
It is respectively set the first tin plating chapeau de fer, the second tin plating chapeau de fer and the second tin plating chapeau de fer, alloy wire setting is in the first tin plating chapeau de fer and the
Between two tin plating chapeau de fers, resistor body is formed, fuse vertical design makes electricity between the second tin plating chapeau de fer and the tin plating chapeau de fer of third
Resistance body plays the role of protective resistor by heat transfer working principle with the concatenated structure of fuse, wherein the second tinplate
Cap is for fixing alloy wire, and such structure designs, and reduces in time of production and processing and artificial, while realizing machine automatization
It is turned into industry, and then improves production efficiency, when electric current increases, alloy wire persistent fever is transmitted to fuse, when resistor temperature
When degree rises to 250 DEG C of fusing-off temperatures, resistor open circuit fails, to play protection light source of charger, adaptor power supplies, photograph
The power supplys such as bright driver are perfect, avoid fire.The improvement of the structure can not only accurately control fusing-off temperature,
But also have the characteristics that manufacturing process is simple, it is good to design reasonable, small in size and anti-lightning performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the accurate overheat protector winding-type insurance line resistor of the utility model.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
To achieve the above object, the technical solution of the utility model is as follows.
Shown in Figure 1, the utility model provides a kind of accurate overheat protector winding-type insurance line resistor, the resistance
Device includes a plurality of tinned wirds 1, a plurality of tin plating chapeau de fers 2, ceramic matrix 3, alloy wire 4, fuse 5, a plurality of tin plating
Chapeau de fer 2 includes the first tin plating chapeau de fer 21, the second tin plating chapeau de fer 22 and the tin plating chapeau de fer 23 of third, and the first tin plating chapeau de fer 21 and third are plated
Tin chapeau de fer 23 is socketed in the both ends of ceramic matrix 3 respectively, and the second tin plating chapeau de fer 22 is socketed on ceramic matrix 3 and is located at the first plating
Between tin chapeau de fer 21 and the tin plating chapeau de fer 23 of third；A plurality of tinned wirds 1 include the first tinned wird 11 and the second tinned wird
12, the first tinned wird 11 is welded on the head end of first tin plating chapeau de fer 21, and the second tinned wird 12 is welded on third tinplate
The tail end of cap 23, alloy wire 4 are wrapped on ceramic matrix 3, and its both ends respectively with the first tin plating chapeau de fer 21 and the second tinplate
Cap 22 connects；Fuse 5 is vertically set between the second tin plating chapeau de fer 22 and the tin plating chapeau de fer 23 of third.Work as in the utility model
In, by the way that the first tin plating chapeau de fer, the second tin plating chapeau de fer and the second tin plating chapeau de fer, alloy wire setting are respectively set on ceramic matrix
Between the first tin plating chapeau de fer and the second tin plating chapeau de fer, resistor body is formed, fuse vertical design is in the second tin plating chapeau de fer and the
Between three tin plating chapeau de fers, resistor body and the concatenated structure of fuse is made to play protective resistor by heat transfer working principle
Effect, wherein the second tin plating chapeau de fer reduces the time in production and processing and people for fixing alloy wire, and the design of such structure
Work, while realizing mechanical automation operation, and then improve production efficiency, when electric current increases, alloy wire persistent fever, conduction
To fuse, when resistor temperature rises to 250 DEG C of fusing-off temperatures, resistor open circuit fails, to play protection charging
The power supplys such as device power supply, adaptor power supplies, illumination driver are perfect, avoid fire.And using directly in ceramic base
Body coated with resins coating replaces shell, substantially reduces the volume of the resistor, improves the flexibility of operation or use just
Victory.The improvement of the structure, can not only accurately control fusing-off temperature, but also have manufacturing process is simple, design rationally,
The features such as small in size and anti-lightning performance is good.
In the present embodiment, the first tin plating chapeau de fer 21, the second tin plating chapeau de fer 22 and tin plating 23 three of chapeau de fer of third are in parallel
Setting, fuse 4 are vertically set between the second tin plating chapeau de fer 22 and the tin plating chapeau de fer 23 of third.First tin plating chapeau de fer, the second plating
Tin chapeau de fer and the tin plating chapeau de fer three of third are set in parallel, fuse vertical design, and such structure design is to manufacture
Facilitate processing in the process, be able to achieve complete mechanical automation processing, without additional artificial of waste, reduce production and processing when
Between and it is artificial, and then improve production efficiency, reduce cost.
In the present embodiment, epoxy resin layer 6 is coated on ceramic matrix 3.Epoxy is coated on ceramic matrix surface
Resin coating layer is to enhance its insulating properties on the basis of the insulating properties of ceramic matrix itself, because epoxy resin has preferably
Heat resistance and insulating properties, structural strength be big and the advantage of many uniquenesses such as good seal performance.
In the present embodiment, the width of ceramic matrix 3 is greater than Φ 2mm, and length is greater than 9mm.
In the present embodiment, the diameter of tinned wird 1 is greater than Φ 0.40mm.
The advantage of the utility model is: compared with the prior art, in the utility model, by ceramic matrix
It is respectively set the first tin plating chapeau de fer, the second tin plating chapeau de fer and the second tin plating chapeau de fer, alloy wire setting is in the first tin plating chapeau de fer and the
Between two tin plating chapeau de fers, resistor body is formed, fuse vertical design makes electricity between the second tin plating chapeau de fer and the tin plating chapeau de fer of third
Resistance body plays the role of protective resistor by heat transfer working principle with the concatenated structure of fuse, wherein the second tinplate
Cap is for fixing alloy wire, and such structure designs, and reduces in time of production and processing and artificial, while realizing machine automatization
It is turned into industry, and then improves production efficiency, when electric current increases, alloy wire persistent fever is transmitted to fuse, when resistor temperature
When degree rises to 250 DEG C of fusing-off temperatures, resistor open circuit fails, to play protection light source of charger, adaptor power supplies, photograph
The power supplys such as bright driver are perfect, avoid fire.The improvement of the structure can not only accurately control fusing-off temperature,
But also have the characteristics that manufacturing process is simple, it is good to design reasonable, small in size and anti-lightning performance.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (4)
1. a kind of accurate overheat protector winding-type insures line resistor, which includes a plurality of tinned wirds, plural number
A tin plating chapeau de fer, ceramic matrix, alloy wire, fuse, which is characterized in that a plurality of tin plating chapeau de fers include the first tinplate
Cap, the second tin plating chapeau de fer and the tin plating chapeau de fer of third, the first tin plating chapeau de fer and the tin plating chapeau de fer of third are socketed in ceramic base respectively
The both ends of body, the second tinplate cap be socketed on ceramic matrix and be located at the first tin plating chapeau de fer and the tin plating chapeau de fer of third it
Between；A plurality of tinned wirds include the first tinned wird and the second tinned wird, and first tinned wird is welded on the
The head end of one tin plating chapeau de fer, second tinned wird are welded on the tail end of the tin plating chapeau de fer of third, and the alloy wire is wrapped in
On ceramic matrix, and its both ends is connect with the first tin plating chapeau de fer and the second tin plating chapeau de fer respectively；The fuse is vertically set on
Between second tin plating chapeau de fer and the tin plating chapeau de fer of third.
2. accurate overheat protector winding-type as described in claim 1 insures line resistor, which is characterized in that the ceramic base
Epoxy resin layer is coated on body.
3. accurate overheat protector winding-type as described in claim 1 insures line resistor, which is characterized in that the ceramic base
The width of body is greater than Φ 2mm, and length is greater than 9mm.
4. accurate overheat protector winding-type as described in claim 1 insures line resistor, which is characterized in that the tin-coated copper
The diameter of line is greater than Φ 0.40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952720.1U CN208400641U (en) | 2018-06-20 | 2018-06-20 | A kind of accurate overheat protector winding-type insurance line resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820952720.1U CN208400641U (en) | 2018-06-20 | 2018-06-20 | A kind of accurate overheat protector winding-type insurance line resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208400641U true CN208400641U (en) | 2019-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820952720.1U Active CN208400641U (en) | 2018-06-20 | 2018-06-20 | A kind of accurate overheat protector winding-type insurance line resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208400641U (en) |
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2018
- 2018-06-20 CN CN201820952720.1U patent/CN208400641U/en active Active
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