CN113916396A - Temperature sensor applicable to SMT (surface mount technology) patch welding technology - Google Patents
Temperature sensor applicable to SMT (surface mount technology) patch welding technology Download PDFInfo
- Publication number
- CN113916396A CN113916396A CN202111233364.0A CN202111233364A CN113916396A CN 113916396 A CN113916396 A CN 113916396A CN 202111233364 A CN202111233364 A CN 202111233364A CN 113916396 A CN113916396 A CN 113916396A
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- pin
- temperature sensor
- resistor
- thermistor
- smt
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- 238000005516 engineering process Methods 0.000 title claims abstract description 21
- 238000003466 welding Methods 0.000 title claims abstract description 18
- 238000005452 bending Methods 0.000 claims abstract description 38
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000005192 partition Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 description 5
- 238000005476 soldering Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention relates to the field of temperature sensors, in particular to a temperature sensor applicable to an SMT (surface mount technology) patch welding technology. The middle of each pin of the thermistor is provided with a bending section; wherein be provided with the chamber that holds that is used for holding the thermistor pin in the resistance support, just the connecting hole that communicates with the chamber that holds is seted up on the surface of resistance support, wherein thermistor's pin is joining in marriage and is being held the intracavity, and the end of bending of every pin is joining in marriage and is adorned in the connecting hole, and the end of every pin extends to and holds outside the chamber. After the thermistor and the resistor support are assembled, the bending section is welded on the PCB by using an SMT (surface mount technology) paster technology, so that the whole product can be conveniently installed on the PCB, the whole process can be completed by using an automatic surface mounting machine, and the quality and the efficiency are improved.
Description
Technical Field
The invention relates to the field of temperature sensors, in particular to a temperature sensor applicable to an SMT (surface mount technology) patch welding technology.
Background
A temperature sensor is a sensor that senses temperature and converts it into a usable output signal. The temperature sensor is the core part of the temperature measuring instrument, has a wide variety and can be suitable for various different working environments. However, some working environments have strict requirements on the installation mode of the sensor;
at present, the temperature sensor is mostly mounted by adopting a connector assembly, soldering and riveting, but under some special environments, such as: the small-sized integrated circuit board is difficult to realize in the above mounting mode, and details are as follows:
1) assembling the connector: due to the large size of the connector, it is not suitable for mounting on a small-sized integrated circuit board.
2) Soldering: the soldering mode has certain requirements on the installation environment, and the surface of the circuit board is generally subjected to copper plating treatment, so that the insulation between two leads is difficult to treat, and the circuit board is not suitable for the soldering installation of the PCB.
3) Riveting: the installation mode is similar to welding, generally rivets the terminal and the wire, and for the temperature sensor without the welded wire, the installation difficulty is very large, and the temperature sensor is not suitable for being widely applied to a PCB.
Disclosure of Invention
In order to solve the problems, the invention provides the temperature sensor which can be suitable for the SMT welding technology, after the thermistor and the resistor support are assembled, the bending section is welded on the PCB by the SMT welding technology, so that the whole product can be conveniently installed on the PCB, the whole process can be completed by an automatic surface mounting machine, and the quality and the efficiency are improved.
In order to achieve the purpose, the invention adopts the technical scheme that: a temperature sensor applicable to SMT patch welding technology comprises a resistor support and a thermistor; the thermistor is provided with two pins, and the middle of each pin is provided with a bending section; wherein be provided with the chamber that holds that is used for holding the thermistor pin in the resistance support, just the connecting hole that communicates with the chamber that holds is seted up on the surface of resistance support, wherein thermistor's pin is joining in marriage and is being held the intracavity, and the end of bending of every pin is joining in marriage and is adorned in the connecting hole, and the end of every pin extends to and holds outside the chamber.
Further, the resistance support comprises a resistance support base and a resistance support bottom cover, wherein the resistance support bottom cover covers the bottom of the resistance support base and encloses a containing cavity, and the connecting hole is formed in the surface of the resistance support base and extends along the length direction of the resistance support base.
Furthermore, the two sides of the surface of the bottom cover of the resistor support are provided with limit lugs corresponding to the bending sections, and the limit lugs abut against the bottoms of the bending sections.
Furthermore, the shape of the limiting bump is matched with the bending shape of the bending section.
Furthermore, the outer side of the limiting convex block is convexly provided with a clamping block, the two sides of the resistor support base are provided with clamping holes corresponding to the clamping block, the bottom cover of the resistor support is covered at the bottom of the resistor support base, and the clamping block is clamped in the clamping holes to realize assembly.
Furthermore, a partition plate is arranged in the middle of the bottom of the resistor support seat and extends along the length direction of the resistor support seat; wherein the baffle constitutes two pin grooves with the inner wall of resistance support seat both sides respectively, and these two pin grooves communicate with corresponding connecting hole respectively, and wherein two pins are placed respectively in corresponding pin groove.
Furthermore, the surface of the resistor support bottom cover is provided with a fixing groove corresponding to the partition plate along the length direction of the resistor support bottom cover, and the tail end of the partition plate is arranged in the fixing groove.
The invention has the beneficial effects that: in the application, a bending section is arranged in the middle of each pin of the thermistor; wherein be provided with the chamber that holds that is used for holding the thermistor pin in the resistance support, just the connecting hole that communicates with the chamber that holds is seted up on the surface of resistance support, wherein thermistor's pin is joining in marriage and is being held the intracavity, and the end of bending of every pin is joining in marriage and is adorned in the connecting hole, and the end of every pin extends to and holds outside the chamber. After the thermistor and the resistor support are assembled, the bending section is welded on the PCB by using an SMT (surface mount technology) paster technology, so that the whole product can be conveniently installed on the PCB, the whole process can be completed by using an automatic surface mounting machine, and the quality and the efficiency are improved.
Drawings
Fig. 1 is a schematic diagram of a temperature sensor that can be adapted for SMT patch welding techniques.
Fig. 2 is a schematic diagram of a thermistor structure.
Fig. 3 is a schematic structural diagram of a bottom cover of the resistor support.
Fig. 4 is a schematic structural view of a resistor holder.
The reference numbers illustrate: 1. a pin; 11. bending sections; 2. a resistor support bottom cover; 21. a limiting bump; 211. a clamping block; 22. fixing grooves; 3. a resistor support base; 31. connecting holes; 32. a clamping hole; 33. a separator.
Detailed Description
Referring to fig. 1-4, the present invention relates to a temperature sensor suitable for SMT pad welding technology, including a resistor support and a thermistor; the thermistor is provided with two pins 1, and the middle of each pin 1 is provided with a bending section 11; wherein be provided with the chamber that holds that is used for holding thermistor pin 1 in the resistance support, just connecting hole 31 with holding the chamber intercommunication is seted up on the surface of resistance support, wherein thermistor's pin 1 is joining in marriage and is being adorned and holding the intracavity, and the end of bending of every pin 1 is joining in marriage and is adorned in connecting hole 31, and the end of every pin 1 extends to and holds the chamber outside.
In the application, a bending section 11 is arranged in the middle of each pin 1 of the thermistor; wherein be provided with the chamber that holds that is used for holding thermistor pin 1 in the resistance support, just connecting hole 31 with holding the chamber intercommunication is seted up on the surface of resistance support, wherein thermistor's pin 1 is joining in marriage and is being adorned and holding the intracavity, and the end of bending of every pin 1 is joining in marriage and is adorned in connecting hole 31, and the end of every pin 1 extends to and holds the chamber outside. After the thermistor and the resistor support are assembled, the bending section 11 is welded on the PCB by using an SMT (surface mount technology) paster technology, so that the whole product can be conveniently installed on the PCB, the whole process can be completed by using an automatic surface mounting machine, and the quality and the efficiency are improved.
Further, the resistor support comprises a resistor support base 3 and a resistor support bottom cover 2, wherein the resistor support bottom cover 2 covers the bottom of the resistor support base 3 and encloses a containing cavity, and the connecting hole 31 is formed in the surface of the resistor support base 3 and extends along the length direction of the resistor support base 3. In this embodiment, the resistance support is assembled through resistance support seat 3, resistance support bottom 2 and forms, and overall structure is simple, can realize automatic equipment through joining in marriage the machine, and connecting hole 31 can be seen through to the end of bending that pin 1 can be guaranteed in the setting of connecting hole 31 simultaneously to make things convenient for subsequent SMT paster technology.
Furthermore, two sides of the surface of the resistor support bottom cover 2 are provided with a limit bump 21 corresponding to the bending section 11, and the limit bump 21 abuts against the bottom of the bending section 11. The bottom of the main bending end of the limiting bump 21 can effectively protect the bending end, and meanwhile, the position of the bending end can be further fixed to avoid stress deformation.
Furthermore, the shape of the limiting convex block 21 is matched with the bending shape of the bending section 11, so that the limiting convex block 21 can be ensured to be tightly attached to the bottom of the bending section 11, and the stress deformation of the limiting convex block is avoided.
Further, the outer side of the limiting convex block 21 is convexly provided with a clamping block 211, the two sides of the resistor support base 3 are provided with clamping holes 32 corresponding to the clamping block 211, wherein the resistor support bottom cover 2 covers the bottom of the resistor support base 3, and the clamping block 211 is clamped in the clamping holes 32 to realize assembly. In order to facilitate the assembly of the two, the two are convenient to assemble and disassemble through the matching between the clamping block 211 and the clamping hole 32 in the application.
Further, a partition plate 33 is arranged in the middle of the bottom of the resistance support base 3, and the partition plate 33 extends along the length direction of the resistance support base 3; the partition plates 33 respectively form two pin grooves with the inner walls of the two sides of the resistor support base 3, the two pin grooves are respectively communicated with the corresponding connecting holes 31, and the two pins are respectively placed in the corresponding pin grooves. In this application, in order to ensure that there is no short circuit between the two pins, resulting in an abnormal operation, a partition 33 is provided for separating the two pins.
Further, the surface of the resistor support bottom cover 2 is provided with a fixing groove 22 corresponding to the partition plate 33 along the length direction, and the tail end of the partition plate 33 is arranged in the fixing groove 22. In the present application, the partition 33 may also be used for positioning in cooperation with the resistor support bottom cover 2.
And the application also provides a temperature sensor assembling process applicable to the SMT patch welding technology, which comprises the following steps: step 1, bending the positions of the middle ends of two pins of a thermistor to form a bending section 11;
step 2, respectively arranging two pins of the thermistor at two pin grooves of the resistor support base 3, and arranging bending sections 11 of the two pins at the connecting holes 31;
and step 3: the bottom of resistance support bottom 2 lid closes at resistance support seat 3, and joins in marriage simultaneously through the fixture block 211 of both sides and adorn in card hole 32, and the stopper supports and ends in the bottom of section 11 of bending, and the baffle 33 bottom of resistance support seat 3 is pegged graft at fixed slot 22 simultaneously.
After the whole product is assembled, the whole product is conveniently mounted on the PCB, and the whole process can be completed by using an automatic surface mounting machine, so that the quality and the efficiency are improved.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and not restrictive, and various changes and modifications to the technical solutions of the present invention may be made by those skilled in the art without departing from the spirit of the present invention, and the technical solutions of the present invention are intended to fall within the scope of the present invention defined by the appended claims.
Claims (7)
1. The utility model provides a can be applicable to SMT paster welding technique's temperature sensor which characterized in that: comprises a resistor bracket and a thermistor; the thermistor is provided with two pins, and the middle of each pin is provided with a bending section; wherein be provided with the chamber that holds that is used for holding the thermistor pin in the resistance support, just the connecting hole that communicates with the chamber that holds is seted up on the surface of resistance support, wherein thermistor's pin is joining in marriage and is being held the intracavity, and the end of bending of every pin is joining in marriage and is adorned in the connecting hole, and the end of every pin extends to and holds outside the chamber.
2. A temperature sensor adaptable for use in SMT patch welding techniques according to claim 1, wherein: the resistance support comprises a resistance support seat and a resistance support bottom cover, wherein the resistance support bottom cover covers the bottom of the resistance support seat and encloses a containing cavity, and the connecting hole is formed in the surface of the resistance support seat and extends along the length direction of the resistance support seat.
3. A temperature sensor adaptable for use in SMT patch welding techniques according to claim 2, wherein: and the two sides of the surface of the bottom cover of the resistor support are provided with limiting lugs corresponding to the bending sections, and the limiting lugs abut against the bottoms of the bending sections.
4. A temperature sensor adaptable for use in SMT patch welding techniques according to claim 3, wherein: the shape of the limiting lug is matched with the bending shape of the bending section.
5. A temperature sensor adaptable for use in SMT patch welding techniques according to claim 3, wherein: the outer side of the limiting convex block is convexly provided with a clamping block, the two sides of the resistor support base are provided with clamping holes corresponding to the clamping block, the bottom cover of the resistor support is covered at the bottom of the resistor support base, and the clamping block is clamped in the clamping holes to realize assembly.
6. A temperature sensor adaptable for use in SMT patch welding techniques according to claim 2, wherein: a partition plate is arranged in the middle of the bottom of the resistor support seat and extends along the length direction of the resistor support seat; wherein the baffle constitutes two pin grooves with the inner wall of resistance support seat both sides respectively, and these two pin grooves communicate with corresponding connecting hole respectively, and wherein two pins are placed respectively in corresponding pin groove.
7. A temperature sensor adapted for use in SMT patch welding technology according to claim 6, wherein: the surface of the resistor support bottom cover is provided with a fixing groove corresponding to the partition plate along the length direction of the resistor support bottom cover, and the tail end of the partition plate is arranged in the fixing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111233364.0A CN113916396A (en) | 2021-10-22 | 2021-10-22 | Temperature sensor applicable to SMT (surface mount technology) patch welding technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111233364.0A CN113916396A (en) | 2021-10-22 | 2021-10-22 | Temperature sensor applicable to SMT (surface mount technology) patch welding technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113916396A true CN113916396A (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111233364.0A Pending CN113916396A (en) | 2021-10-22 | 2021-10-22 | Temperature sensor applicable to SMT (surface mount technology) patch welding technology |
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| Country | Link |
|---|---|
| CN (1) | CN113916396A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW420367U (en) * | 1999-07-01 | 2001-01-21 | Lin Chieh Fu | Surface embedded chip-type capacitor |
| CN2441218Y (en) * | 2000-08-08 | 2001-08-01 | 林杰夫 | Surface binded capacitor |
| CN204202764U (en) * | 2014-10-08 | 2015-03-11 | 深圳市安培盛科技有限公司 | The insulating support of temperature sensor |
| CN205506254U (en) * | 2016-01-26 | 2016-08-24 | 深圳顺络电子股份有限公司 | NTC temperature sensor |
| CN205826168U (en) * | 2016-07-29 | 2016-12-21 | 泰科电子(上海)有限公司 | Temperature measuring equipment, temperature sensor |
| CN107768052A (en) * | 2017-10-20 | 2018-03-06 | 惠州市欣旭电子有限公司 | A kind of SMD piezo-resistance manufacture craft and SMD piezo-resistance |
| US20180136050A1 (en) * | 2015-05-29 | 2018-05-17 | Poggipolini S.R.L. | Fixing element with a built-in temperature sensor |
| CN210223687U (en) * | 2019-05-28 | 2020-03-31 | 东莞为勤电子有限公司 | Boss type paster installation hot-pressing sensitive resistor |
| CN210833888U (en) * | 2019-09-11 | 2020-06-23 | 佛山市顺德区万诺传感技术有限公司 | Quick response temperature sensor |
| CN211696729U (en) * | 2020-03-17 | 2020-10-16 | 佛山市川东磁电股份有限公司 | Insulating bush |
-
2021
- 2021-10-22 CN CN202111233364.0A patent/CN113916396A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW420367U (en) * | 1999-07-01 | 2001-01-21 | Lin Chieh Fu | Surface embedded chip-type capacitor |
| CN2441218Y (en) * | 2000-08-08 | 2001-08-01 | 林杰夫 | Surface binded capacitor |
| CN204202764U (en) * | 2014-10-08 | 2015-03-11 | 深圳市安培盛科技有限公司 | The insulating support of temperature sensor |
| US20180136050A1 (en) * | 2015-05-29 | 2018-05-17 | Poggipolini S.R.L. | Fixing element with a built-in temperature sensor |
| CN205506254U (en) * | 2016-01-26 | 2016-08-24 | 深圳顺络电子股份有限公司 | NTC temperature sensor |
| CN205826168U (en) * | 2016-07-29 | 2016-12-21 | 泰科电子(上海)有限公司 | Temperature measuring equipment, temperature sensor |
| CN107768052A (en) * | 2017-10-20 | 2018-03-06 | 惠州市欣旭电子有限公司 | A kind of SMD piezo-resistance manufacture craft and SMD piezo-resistance |
| CN210223687U (en) * | 2019-05-28 | 2020-03-31 | 东莞为勤电子有限公司 | Boss type paster installation hot-pressing sensitive resistor |
| CN210833888U (en) * | 2019-09-11 | 2020-06-23 | 佛山市顺德区万诺传感技术有限公司 | Quick response temperature sensor |
| CN211696729U (en) * | 2020-03-17 | 2020-10-16 | 佛山市川东磁电股份有限公司 | Insulating bush |
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