CN202362090U - Negative temperature coefficient (NTC) temperature sensor stretch resistant insulating structure - Google Patents
Negative temperature coefficient (NTC) temperature sensor stretch resistant insulating structure Download PDFInfo
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- CN202362090U CN202362090U CN2011203989898U CN201120398989U CN202362090U CN 202362090 U CN202362090 U CN 202362090U CN 2011203989898 U CN2011203989898 U CN 2011203989898U CN 201120398989 U CN201120398989 U CN 201120398989U CN 202362090 U CN202362090 U CN 202362090U
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Abstract
The utility model discloses an NTC temperature sensor stretch resistant insulating structure, comprising a shell, an NTC thermistor, a first lead wire and a second lead wire connected with the NTC thermistor. A plastic component is arranged in the shell and is equipped with a clapboard, the first lead wire and the second lead wire are located at the two sides of the clapboard respectively and are sealed by epoxy resins. In the utility model, the two lead wires are not contacted by using the clapboard in the plastic component to isolate the two lead wires on the NTC thermistor, and the lead wires located at the two sides of the clapboard are sealed via the epoxy resins. Compared with the prior art, in the utility model, by utilizing the epoxy resins to seal the lead wires in the plastic component directly, the pulling forces between the lead wires and the shell are enhanced, the tensile property of the NTC temperature sensor is improved; and by using the clapboard to isolate the two lead wires and sealing the lead wires, the problem is solved that the two lead wires of the NTC temperature sensor are easy to contact to cause short circuit during package process.
Description
Technical field:
The utility model relates to the NTC temperature sensor; It specifically is a kind of NTC temperature sensor stretch-proof insulation system; Mainly cause short circuit problem, and strengthen the pulling force between lead-in wire and the shell, increase the reliability of NTC temperature sensor in order to prevent that the NTC temperature sensor from contacting because of going between.
Background technology:
Since increasingly high to the accuracy requirement of temperature detection, and more and more harsher to the requirement of temperature survey environment, and the NTC thermistor of high precision high reliability arises at the historic moment.The NTC temperature sensor of producing through the manufacturing of NTC thermistor has also obtained in fields such as industrial automation, instrument and meter, automotive electronics, medical electronics, household electrical appliance, space flight and aviation, computing machines using widely.
Existing NTC temperature sensor comprises two lead-in wires, sleeve pipe and NTC thermistor, is welded with lead-in wire on the NTC thermistor, and passes through epoxy encapsulation in sleeve pipe.There is following problem in the NTC temperature sensor of this structure:
1, the lead-in wire through epoxy encapsulation in sleeve pipe, its with sleeve pipe between combine pull resistance bad, the reliability of NTC temperature sensor is not high.
2, two lead-in wires owing to the NTC temperature sensor contact in encapsulation process easily, thereby cause the product short circuit, influence properties of product.
Summary of the invention:
In view of this, the purpose of the utility model is to provide a kind of NTC temperature sensor stretch-proof insulation system, to solve that present NTC temperature sensor pull resistance is bad, reliability is low and poor insulativity, problem of short-circuit easily.
For realizing above-mentioned purpose, the utility model mainly adopts following technical scheme:
A kind of NTC temperature sensor stretch-proof insulation system; Comprise shell, NTC thermistor, first lead-in wire that is connected with the NTC thermistor and second lead-in wire; Be provided with a plastic cement member in the said shell; Be provided with a dividing plate in this plastic cement member, said first lead-in wire and second lead-in wire lay respectively at the dividing plate both sides, and pass through epoxy sealing.
Wherein said plastic cement member is a single-lobe opening trough_like structure, and axial location is provided with dividing plate in the middle of this single-lobe opening trough_like structure, and said dividing plate both sides are first separate slot and second separate slot.
Wherein said plastic cement member is the closed shape structure of bivalve, comprises a face-piece and a drain pan, and axial location is provided with dividing plate in the middle of the said face-piece, and said dividing plate both sides are first separate slot and second separate slot.
Wherein said face-piece and drain pan correspondence are fastened togather, and form the closed shape structure of bivalve, and are provided with a card post in the face-piece, are provided with the hole clipping corresponding with this card post in the drain pan, and the corresponding inlay card of said card post is in hole clipping.
The utility model makes between the two not contact, and through epoxy resin the lead-in wire that is positioned at the dividing plate both sides is sealed through two lead-in wires on the NTC thermistor are isolated through the dividing plate in the plastic cement member.Compared with prior art, the utility model directly is sealed in lead-in wire in the plastic cement member through epoxy resin, and the pulling force between lead-in wire and the shell is strengthened, and has improved the pull resistance of NTC temperature sensor; Through dividing plate two lead-in wires are isolated, and seal, two lead-in wires that solved the NTC temperature sensor contact easily in encapsulation process and produce problem of short-circuit.
Description of drawings:
Fig. 1 is the structural representation of the utility model preferred embodiment one.
Fig. 2 is the structural representation of the utility model preferred embodiment one NTC temperature sensor plastic cement member.
Fig. 3 is the structural representation of the utility model preferred embodiment two.
Fig. 4 is the utility model preferred embodiment two NTC temperature sensor plastic cement member open mode synoptic diagram.
Fig. 5 is the utility model preferred embodiment two NTC temperature sensor plastic cement member closure state synoptic diagram.
Identifier declaration among the figure: NTC thermistor 101, first lead-in wire, 102, second lead-in wire, 103, first separate slot 104, second separate slot 105, plastic cement member 106, dividing plate 107, NTC thermistor 201, first lead-in wire, 202, second lead-in wire, 203, first separate slot 204, second separate slot 205, plastic cement member face-piece 206, dividing plate 207, card post 208, hole clipping 209, plastic cement member drain pan 210.
Embodiment:
The core concept of the utility model is: the utility model places plastic cement member dividing plate both sides respectively with two lead-in wires of NTC temperature sensor; Avoid two lead-in wires to produce contact; And through the epoxy resin filling and sealing, lead-in wire and plastic cement member are fixed together to these two lead-in wires.
For setting forth the thought and the purpose of the utility model, will combine accompanying drawing and specific embodiment that the utility model is done further explanation below.
The utility model preferred embodiment one
See also Fig. 1, shown in Figure 2, Fig. 1 is the structural representation of the utility model preferred embodiment one; Fig. 2 is the structural representation of the utility model preferred embodiment one NTC temperature sensor plastic cement member.Wherein the utility model provides a kind of NTC temperature sensor stretch-proof insulation system; First lead-in wire, 102 and second lead-in wire 103 that it includes plastic cement member 106, NTC thermistor 101, is connected with NTC thermistor 101; Said plastic cement member 106 is a single-lobe opening trough_like structure; In axial direction be provided with a dividing plate 107 in the middle of this single-lobe opening trough_like structure; The both sides of said dividing plate 107 are formed with first separate slot 104 and second separate slot 105, and described first lead-in wire 102 is arranged in first separate slot, 104, the second lead-in wires 103 and is arranged in second separate slot 105.
Above-mentioned first lead-in wire 102 is fixed in first separate slot 104 through adding glue; Second lead-in wire 103 is fixed in second separate slot 105 through adding glue; Afterwards first lead-in wire, 102, second lead-in wire 103 is passed through the epoxy resin filling and sealing; First lead-in wire, 102, second lead-in wire 103 is fixed together with plastic cement member 106, afterwards this plastic cement member 106 is placed shell, carry out embedding again.
The utility model preferred embodiment two
See also Fig. 3, Fig. 4, shown in Figure 5, Fig. 3 is the structural representation of the utility model preferred embodiment two; Fig. 4 is the utility model preferred embodiment two NTC temperature sensor plastic cement member open mode synoptic diagram; Fig. 5 is the utility model preferred embodiment two NTC temperature sensor plastic cement member closure state synoptic diagram.This NTC temperature sensor wherein; Include the closed shape structure of bivalve plastic cement member, NTC thermistor 201, is connected with NTC thermistor 201 first go between and 202 and second go between 203; The plastic cement member is the closed shape that is formed by plastic cement member face-piece 206 and plastic cement member drain pan 210; Said plastic cement member face-piece 206 is connected with plastic cement member drain pan 210 1 sides, and plastic cement member face-piece 206 can rotate the complete plastic part of formation around being connected side with plastic cement member drain pan 210.
In axial direction be provided with a dividing plate 207 and card post 208 in the middle of the plastic cement member face-piece 206; The both sides of said dividing plate 207 are formed with first separate slot 204 and second separate slot 205; Described first lead-in wire 202 is arranged in first separate slot, 204, the second lead-in wires 203 and is arranged in second separate slot 205.
In plastic cement member drain pan 210, be provided with hole clipping 209; This hole clipping 209 is corresponding with above-mentioned card post 208; And the card post 208 on the plastic cement member face-piece 206 can the hole clipping 209 of corresponding inlay card on plastic cement member drain pan 210 in; Plastic cement member face-piece 206 and plastic cement member drain pan 210 fixed card are lumped together, form complete plastic part structure.
First lead-in wire, 202, second lead-in wire, 203 correspondences are arranged in first separate slot 204 and second separate slot 205; And plastic cement member face-piece 206 is fixedly engaged with plastic cement member drain pan 210; Form the closed shape structure of bivalve; Afterwards to the closed shape structure of this bivalve can epoxy resin, and the complete plastic part that will form is inserted in the shell, makes its sealing.
Can know that through the foregoing description the utility model is through fixing the isolation of lead-in wire, and through the epoxy resin embedding, reduce the problem of NTC temperature sensor defective insulation, also strengthen the pulling force of NTC temperature sensor wires and shell simultaneously.
More than be that a kind of NTC temperature sensor stretch-proof insulation system that the utility model is provided has carried out detailed introduction; Used concrete example among this paper the structural principle and the embodiment of the utility model are set forth, above embodiment just is used to help to understand the method and the core concept thereof of the utility model; Simultaneously, for one of ordinary skill in the art, according to the thought of the utility model, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as the restriction to the utility model.
Claims (4)
1. NTC temperature sensor stretch-proof insulation system; Comprise shell, NTC thermistor, first lead-in wire that is connected with the NTC thermistor and second lead-in wire; It is characterized in that being provided with in the said shell plastic cement member; Be provided with a dividing plate in this plastic cement member, said first lead-in wire and second lead-in wire lay respectively at the dividing plate both sides, and pass through epoxy sealing.
2. NTC temperature sensor stretch-proof insulation system according to claim 1; It is characterized in that said plastic cement member is a single-lobe opening trough_like structure; Axial location is provided with dividing plate in the middle of this single-lobe opening trough_like structure, and said dividing plate both sides are first separate slot and second separate slot.
3. NTC temperature sensor stretch-proof insulation system according to claim 1; It is characterized in that said plastic cement member is the closed shape structure of bivalve; Comprise a face-piece and a drain pan, axial location is provided with dividing plate in the middle of the said face-piece, and said dividing plate both sides are first separate slot and second separate slot.
4. NTC temperature sensor stretch-proof insulation system according to claim 3; It is characterized in that said face-piece and drain pan correspondence are fastened togather; Form the closed shape structure of bivalve; And be provided with a card post in the face-piece, be provided with the hole clipping corresponding with this card post in the drain pan, the corresponding inlay card of said card post is in hole clipping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203989898U CN202362090U (en) | 2011-10-19 | 2011-10-19 | Negative temperature coefficient (NTC) temperature sensor stretch resistant insulating structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203989898U CN202362090U (en) | 2011-10-19 | 2011-10-19 | Negative temperature coefficient (NTC) temperature sensor stretch resistant insulating structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202362090U true CN202362090U (en) | 2012-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203989898U Expired - Fee Related CN202362090U (en) | 2011-10-19 | 2011-10-19 | Negative temperature coefficient (NTC) temperature sensor stretch resistant insulating structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202362090U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103063322A (en) * | 2011-10-19 | 2013-04-24 | 花国樑 | Stretch resistance insulation structure of negative temperature coefficient (NTC) temperature sensor |
| CN106225946A (en) * | 2016-07-27 | 2016-12-14 | 广东爱晟电子科技有限公司 | A kind of open temperature sensor and preparation method thereof |
| CN107219018A (en) * | 2017-06-07 | 2017-09-29 | 佛山市程显科技有限公司 | A kind of PCB encapsulation temperature sensors |
-
2011
- 2011-10-19 CN CN2011203989898U patent/CN202362090U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103063322A (en) * | 2011-10-19 | 2013-04-24 | 花国樑 | Stretch resistance insulation structure of negative temperature coefficient (NTC) temperature sensor |
| CN103063322B (en) * | 2011-10-19 | 2014-12-03 | 花国樑 | Stretch resistance insulation structure of negative temperature coefficient (NTC) temperature sensor |
| CN106225946A (en) * | 2016-07-27 | 2016-12-14 | 广东爱晟电子科技有限公司 | A kind of open temperature sensor and preparation method thereof |
| CN107219018A (en) * | 2017-06-07 | 2017-09-29 | 佛山市程显科技有限公司 | A kind of PCB encapsulation temperature sensors |
| CN107219018B (en) * | 2017-06-07 | 2019-12-17 | 佛山市程显科技有限公司 | PCB encapsulation temperature sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Minjie Electronics Technology Co., Ltd. Assignor: Hua Guoliang Contract record no.: 2012440020339 Denomination of utility model: Stretch resistance insulation structure of negative temperature coefficient (NTC) temperature sensor Granted publication date: 20120801 License type: Exclusive License Record date: 20121210 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Minjie Electronics Technology Co., Ltd. Assignor: Hua Guoliang Contract record no.: 2012440020339 Denomination of utility model: Stretch resistance insulation structure of negative temperature coefficient (NTC) temperature sensor Granted publication date: 20120801 License type: Exclusive License Record date: 20121210 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20181019 |