CN108198673A - A kind of high temperature resistant thermistor - Google Patents
A kind of high temperature resistant thermistor Download PDFInfo
- Publication number
- CN108198673A CN108198673A CN201810198499.XA CN201810198499A CN108198673A CN 108198673 A CN108198673 A CN 108198673A CN 201810198499 A CN201810198499 A CN 201810198499A CN 108198673 A CN108198673 A CN 108198673A
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- CN
- China
- Prior art keywords
- snap
- gauge
- shaped
- heat conducting
- baffle
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/008—Thermistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
- H01C1/024—Housing; Enclosing; Embedding; Filling the housing or enclosure the housing or enclosure being hermetically sealed
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/08—Cooling, heating or ventilating arrangements
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Thermistors And Varistors (AREA)
Abstract
The invention discloses a kind of high temperature resistant thermistors, including set casing, be mutually parallel first baffle and second baffle are clamped in set casing, multiple rows of first elastic heat conducting pressing plate is connected by the first heat conducting bar on first baffle, the first heat-conducting plate is connected on the outside of all first heat conducting bars, multiple rows of second elastic heat conducting pressing plate is connected by the second heat conducting bar on second baffle, the second heat-conducting plate is connected on the outside of all second baffles, thermistor is fixed by the first elastic heat conducting pressing plate and the second elastic heat conducting pressing plate of both sides, two conducting wires on thermistor both pass through the side wall of set casing, marine glue is also coated in the junction of two conducting wires and fixed shell side wall.Advantages of the present invention：Present apparatus fixation increases contact area, is conducive to radiate, the present apparatus can be such that thermistor chip is not corroded by air or moisture, improve heat resistance, thermal diffusivity and the stability of thermal resistor product.
Description
Technical field
The present invention relates to a kind of electronic component more particularly to a kind of high temperature resistant thermistors.
Background technology
Thermal resistor is manufactured electronic component using the characteristic that thermo-sensitive material resistivity varies with temperature, and NTC is warm
Sensitive resistor is widely used to Inrush current restraining, temperature survey, control, temperature-compensating etc., and PTC themistor extensively should
The pertinent instruments and application field of overcurrent protection, startup and flow velocity, flow, radionetric survey for circuit and electronic component；
At present, there are still have heat resistance or thermal diffusivity is insufficient asks for the NTC thermal resistors of existing encapsulation or PTC thermal resistors
Topic, easily leads to the aging of material, the performance and service life of thermal resistor is affected, with air-conditioning, refrigerator, microwave
All kinds of power supplys such as equipment and automobile and circuit are higher and higher to the stability requirement of thermal resistor, it is necessary to analysis and research tool
There are more preferable heat resistance, thermal diffusivity, so as to improve the thermal resistor of product stability, to adapt to market requirements at the higher level and competition
It needs.
Invention content
The purpose of the present invention is to solve shortcoming in the prior art, and a kind of high temperature resistant temperature-sensitive electricity proposed
Resistance.
To achieve these goals, present invention employs following technical solutions：
A kind of high temperature resistant thermistor, it is characterised in that：Including set casing, in set casing clamping be mutually parallel first baffle and
Second baffle is coated with marine glue, in the access section of second baffle and set casing in the access section of first baffle and set casing
Marine glue is coated with, multiple rows of first heat conducting bar is connected on first baffle, the intermediate position of each first heat conducting bar is tightly connected
It being fixed on first baffle, a first elastic heat conducting pressing plate is all connected on the inside of heat conducting bar often ranked first, all first
The first heat-conducting plate of connection, connects multiple rows of second heat conducting bar, the centre of each second heat conducting bar on second baffle on the outside of heat conducting bar
Position is sealedly connected and fixed on second baffle, and a second elastic heat conducting pressing plate is all connected on the inside of baffle often ranked second,
The second heat-conducting plate is connected on the outside of all second baffles, thermistor, temperature-sensitive electricity are equipped between first baffle and second baffle
Resistance is fixed by the first elastic heat conducting pressing plate and the second elastic heat conducting pressing plate of both sides, and two on thermistor conducting wire is equal
Across the side wall of set casing, marine glue is also coated in the junction of two conducting wires and fixed shell side wall.
Preferably, the set casing include the first snap-gauge, the second snap-gauge, third snap-gauge and the 4th snap-gauge, the first snap-gauge and
The second circular casing that the first annular shell that second snap-gauge is engaged by clamping, third snap-gauge and the 4th snap-gauge are engaged by clamping, it is first annular
Shell and the second circular casing connect and fix to form set casing.
Preferably, first snap-gauge includes the first U-shaped board, the first U-shaped groove is equipped in the first U-shaped board inner wall, the
One of side of one U-shaped board is equipped with the first U-shaped card item, and the first card slot is equipped in the end of the first U-shaped board；
Second snap-gauge includes the second U-shaped board, the second U-shaped groove is equipped in the second U-shaped board inner wall, in the second U-shaped board bottom wall
Side be equipped with first through hole, rubber plug is equipped in first through hole, corresponding conducting wire is arranged in rubber plug on the thermistor,
The second U-shaped card item is equipped in one of side of the second U-shaped board, the first snap-gauge, the first card are equipped in the end of the second U-shaped board
Slot with corresponding first snap-gauge is corresponding connects and fixes, the first groove is connected with the second groove, the first U-shaped card item and the second U-shaped card
Item is correspondingly arranged to form rectangular raised line.
Preferably, the third snap-gauge includes third U-shaped board, the U-shaped groove of third is equipped in third U-shaped board inner wall, the
One of side of three U-shaped boards is equipped with the first U-shaped card slot, and the second card slot is equipped in the end of third U-shaped board；
4th snap-gauge includes the 4th U-shaped board, the 4th U-shaped groove is equipped in the 4th U-shaped board inner wall, in the 4th U-shaped board bottom wall
Side be equipped with the second through-hole, another rubber plug is equipped in the second through-hole, corresponding conducting wire is arranged on the thermistor
In rubber plug, the second U-shaped card slot is equipped in one of side of the 4th U-shaped board, the second snap-gauge is equipped in the end of the 4th snap-gauge,
Second card slot is corresponding with the second snap-gauge to be connected and fixed, and third groove is connected with the 4th groove, the first U-shaped card slot and the second U-shaped card
Slot is correspondingly arranged to form rectangular card slot.
Preferably, it is strip arc that the first elastic heat conducting pressing plate is identical with the second elastic heat conducting pressure plate structure
Shape plate.
The advantage of the invention is that：The present apparatus is simple in structure, easy to make, passes through the first elastic heat conducting pressing plate and the second bullet
Property heat conduction pressing plate be fixed thermistor, fixation increases contact area by heat conducting bar and heat-conducting plate, is conducive to dissipate
Heat, the present apparatus can be such that thermistor chip is not corroded by air or moisture, improve the resistance to of thermal resistor product
Hot, thermal diffusivity, with more preferably with more preferably durability and stability；With more preferably with more preferably durability and surely
It is qualitative.
Description of the drawings
Fig. 1 is a kind of structure diagram of high temperature resistant thermistor provided by the present invention；
Fig. 2 is the assembling schematic diagram of Fig. 1；
Fig. 3 is the structure diagram of the first snap-gauge；
Fig. 4 is the structure diagram of the second snap-gauge；
Fig. 5 is the structure diagram of third snap-gauge 4；
Fig. 6 is the structure diagram of the 4th snap-gauge.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, a kind of high temperature resistant thermistor provided by the invention, including solid
Determine shell 1, set casing 1 includes the first snap-gauge 2, the second snap-gauge 3,4 and the 4th snap-gauge 5 of third snap-gauge, the first snap-gauge 2 and the second snap-gauge
The 3 first annular shells being engaged by clamping, the second circular casing that 4 and the 4th snap-gauge 5 of third snap-gauge is engaged by clamping, first annular shell and the
Second ring shell connects and fixes to form set casing 1.
First snap-gauge 2 includes the first U-shaped board 10, the first U-shaped groove 12 is equipped in 10 inner wall of the first U-shaped board, the
One of side of one U-shaped board 10 is equipped with the first U-shaped card item 14, and the first card slot 13 is equipped in the end of the first U-shaped board 10.
Second snap-gauge 3 includes the second U-shaped board 15, the second U-shaped groove 17 is equipped in 15 inner wall of the second U-shaped board, the
The side of two U-shaped boards, 15 bottom wall is equipped with first through hole 20, is equipped with rubber plug in the first through hole 20, corresponding on the thermistor 8
Conducting wire 9 be arranged in rubber plug, one of side of the second U-shaped board 15 be equipped with the second U-shaped card item 19, in the second U-shaped board
15 end is equipped with the first snap-gauge 18, and the first card slot 13 and corresponding first snap-gauge 18 correspondence connect and fix, the first groove 12 and
Second groove 17 connects, and the first U-shaped card item 14 and the second U-shaped card item 19 are correspondingly arranged to form rectangular raised line.First U-shaped groove 12
It connects to form first annular groove with the second U-shaped groove 17, first baffle 6 is clamped in first annular groove, in first baffle 6
Marine glue is coated with the access section of first annular groove.
The third snap-gauge 4 includes third U-shaped board 21, the U-shaped groove 23 of third is equipped in 21 inner wall of third U-shaped board, the
One of side of three U-shaped boards 21 is equipped with the first U-shaped card slot 25, and the second card slot 24 is equipped in the end of third U-shaped board 21.
4th snap-gauge 5 includes the 4th U-shaped board 26, the 4th U-shaped groove 28 is equipped in 26 inner wall of the 4th U-shaped board, the
The side of four U-shaped boards, 26 bottom wall is equipped with the second through-hole 31, another rubber plug, the thermistor 8 are equipped in the second through-hole 31
Upper corresponding conducting wire 9 is arranged in rubber plug, the second U-shaped card slot 30 is equipped in one of side of the 4th U-shaped board 26, the 4th
The end of snap-gauge 5 is equipped with the second snap-gauge 29, and the second card slot 24 is corresponding with the second snap-gauge 29 to be connected and fixed, third groove 23 and the 4th
Groove 28 connects, and the first U-shaped card slot 25 and the second U-shaped card slot 30 are correspondingly arranged to form rectangular card slot, the rectangular raised line and side
Shape card slot is engaged by clamping to form set casing 1.The U-shaped groove 23 of third connects to form second annular groove with the 4th U-shaped groove 28,
The access section of clamping second baffle 7 in second annular groove, second baffle 7 and second annular groove is also coated with marine glue.
The first baffle 6 is identical with 7 structure of second baffle, they are square plate, are equipped on first baffle 6
Eight ranked first jack 6.1, connect first heat conducting bar 11 by rubber plug in each first jack 6.1, each first leads
The intermediate position of hot rod 11 is sealedly connected and fixed on first baffle 6, and one is all connected in the inside that often ranked first heat conducting bar 11
First elastic heat conducting pressing plate 16, in all first heat conducting bar, 11 the first heat-conducting plates 33 of outside connection.
Eight ranked second jack 7.1 on second baffle 7, pass through rubber plug connection one the in each second jack 7.1
Two heat conducting bars 22, the intermediate position of each second heat conducting bar 22 are sealedly connected and fixed on second baffle 7, often ranked second baffle
7 inside is all connected with a second elastic heat conducting pressing plate 27, in 7 the second heat-conducting plates 34 of outside connection of all second baffles, the
It is equipped with thermistor 8 between one baffle 6 and second baffle 7, thermistor 8 passes through the first elastic heat conducting pressing plate 16 of both sides and the
Two elastic heat conducting pressing plates 27 are fixed, and it is length that the first elastic heat conducting pressing plate 16 is identical with 27 structure of the second elastic heat conducting pressing plate
Bar shaped arc panel.Two conducting wires 9 on thermistor 8 both pass through the side wall of set casing 1, in two conducting wires 9 and 1 side wall of set casing
Junction be also coated with marine glue.
Claims (5)
1. a kind of high temperature resistant thermistor, it is characterised in that：Including set casing（1）, in set casing（1）Interior clamping is mutually parallel the
One baffle（6）And second baffle（7）, in first baffle（6）And set casing（1）Access section be coated with marine glue, in second gear
Plate（7）And set casing（1）Access section be also coated with marine glue, in first baffle（6）Upper multiple rows of first heat conducting bar of connection（11）,
Each first heat conducting bar（11）Intermediate position be sealedly connected and fixed in first baffle（6）On, it often ranked first heat conducting bar（11）
Inside be all connected with a first elastic heat conducting pressing plate（16）, in all first heat conducting bars（11）Outside connects the first heat-conducting plate
（33）, in second baffle（7）Upper multiple rows of second heat conducting bar of connection（22）, each second heat conducting bar（22）Intermediate position sealing connect
It connects and is fixed on second baffle（7）On, it often ranked second baffle（7）Inside be all connected with a second elastic heat conducting pressing plate（27）,
In all second baffles（7）Outside connects the second heat-conducting plate（34）, in first baffle（6）And second baffle（7）Between be equipped with heat
Quick resistance（8）, thermistor（8）Pass through the first elastic heat conducting pressing plate of both sides（16）With the second elastic heat conducting pressing plate（27）It compresses
It is fixed, thermistor（8）On two conducting wires（9）Both pass through set casing（1）Side wall, in two conducting wires（9）With set casing（1）
The junction of side wall is also coated with marine glue.
2. a kind of high temperature resistant thermistor according to claim 1, it is characterised in that：The set casing（1）Including first
Snap-gauge（2）, the second snap-gauge（3）, third snap-gauge（4）With the 4th snap-gauge（5）, the first snap-gauge（2）With the second snap-gauge（3）It is engaged by clamping
First annular shell, third snap-gauge（4）With the 4th snap-gauge（5）The second circular casing being engaged by clamping, first annular shell and the second ring
Shape shell connects and fixes to form set casing（1）.
3. a kind of high temperature resistant thermistor according to claim 2, it is characterised in that：First snap-gauge（2）Including
One U-shaped board（10）, in the first U-shaped board（10）Inner wall is equipped with the first U-shaped groove（12）, in the first U-shaped board（10）One of them
Side is equipped with the first U-shaped card item（14）, in the first U-shaped board（10）End be equipped with the first card slot（13）；
Second snap-gauge（3）Including the second U-shaped board（15）, in the second U-shaped board（15）Inner wall is equipped with the second U-shaped groove（17）,
In the second U-shaped board（15）The side of bottom wall is equipped with first through hole（20）, in first through hole（20）It is interior to be equipped with rubber plug, the temperature-sensitive electricity
Resistance（8）Upper corresponding conducting wire（9）It is arranged in rubber plug, in the second U-shaped board（15）One of side be equipped with the second U-shaped card item
（19）, in the second U-shaped board（15）End be equipped with the first snap-gauge（18）, the first card slot（13）With corresponding first snap-gauge（18）It is right
It should connect and fix, the first groove（12）With the second groove（17）Connection, the first U-shaped card item（14）With the second U-shaped card item（19）It is right
It should set to form rectangular raised line.
4. a kind of high temperature resistant thermistor according to claim 2, it is characterised in that：The third snap-gauge（4）Including
Three U-shaped boards（21）, in third U-shaped board（21）Inner wall is equipped with the U-shaped groove of third（23）, in third U-shaped board（21）One of them
Side is equipped with the first U-shaped card slot（25）, in third U-shaped board（21）End be equipped with the second card slot（24）；
4th snap-gauge（5）Including the 4th U-shaped board（26）, in the 4th U-shaped board（26）Inner wall is equipped with the 4th U-shaped groove（28）,
In the 4th U-shaped board（26）The side of bottom wall is equipped with the second through-hole（31）, in the second through-hole（31）It is interior be equipped with another rubber plug, it is described
Thermistor（8）Upper corresponding conducting wire（9）It is arranged in rubber plug, in the 4th U-shaped board（26）One of side be equipped with the 2nd U
Type card slot（30）, in the 4th snap-gauge（5）End be equipped with the second snap-gauge（29）, the second card slot（24）With the second snap-gauge（29）It is corresponding
It connects and fixes, third groove（23）With the 4th groove（28）Connection, the first U-shaped card slot（25）With the second U-shaped card slot（30）It is corresponding
Setting forms rectangular card slot.
5. a kind of high temperature resistant thermistor according to claim 1, it is characterised in that：The first elastic heat conducting pressing plate
（16）With the second elastic heat conducting pressing plate（27）Identical structure is strip arc panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198499.XA CN108198673A (en) | 2018-03-12 | 2018-03-12 | A kind of high temperature resistant thermistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198499.XA CN108198673A (en) | 2018-03-12 | 2018-03-12 | A kind of high temperature resistant thermistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108198673A true CN108198673A (en) | 2018-06-22 |
Family
ID=62595047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810198499.XA Pending CN108198673A (en) | 2018-03-12 | 2018-03-12 | A kind of high temperature resistant thermistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108198673A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09289329A (en) * | 1996-04-22 | 1997-11-04 | Fujitsu Ltd | Electronic circuit module |
| CN2336894Y (en) * | 1998-05-11 | 1999-09-08 | 黄文良 | Die casting mold centre structure for radiating pin soft metal radiating plate |
| CN2788314Y (en) * | 2005-03-31 | 2006-06-14 | 聚鼎科技股份有限公司 | Overcurrent protective element |
| US20080000618A1 (en) * | 2006-06-28 | 2008-01-03 | Robert Liang | Heat Dissipating Module |
| CN201053659Y (en) * | 2007-05-16 | 2008-04-30 | 新高功能医用电子有限公司 | Multi-layer heat-conductive board heat radiation device of LED |
-
2018
- 2018-03-12 CN CN201810198499.XA patent/CN108198673A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09289329A (en) * | 1996-04-22 | 1997-11-04 | Fujitsu Ltd | Electronic circuit module |
| CN2336894Y (en) * | 1998-05-11 | 1999-09-08 | 黄文良 | Die casting mold centre structure for radiating pin soft metal radiating plate |
| CN2788314Y (en) * | 2005-03-31 | 2006-06-14 | 聚鼎科技股份有限公司 | Overcurrent protective element |
| US20080000618A1 (en) * | 2006-06-28 | 2008-01-03 | Robert Liang | Heat Dissipating Module |
| CN201053659Y (en) * | 2007-05-16 | 2008-04-30 | 新高功能医用电子有限公司 | Multi-layer heat-conductive board heat radiation device of LED |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180622 |