CN216483576U - Temperature sensor with linkage micro-gap switch - Google Patents
Temperature sensor with linkage micro-gap switch Download PDFInfo
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- CN216483576U CN216483576U CN202121799059.3U CN202121799059U CN216483576U CN 216483576 U CN216483576 U CN 216483576U CN 202121799059 U CN202121799059 U CN 202121799059U CN 216483576 U CN216483576 U CN 216483576U
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Abstract
A temperature sensor with a linkage microswitch comprises a movable temperature sensing piece, a thermistor encapsulated in the temperature sensing piece, a shell, a supporting pipe fitting and a fixed seat, wherein the movable temperature sensing piece is in sliding fit with the shell, a supporting pipe body is in sliding fit with the shell, and the lower end of the supporting pipe fitting is fixed with the fixed seat; the movable pipe body extends out from the lower end of the supporting pipe body, the movable pipe body and the shell or the movable pipe body and the movable temperature sensing piece move together, the microswitch is arranged on the lower portion of the fixed seat, and the lower end of the movable pipe body is matched with an elastic pressing plate of the microswitch. The micro switch and the movable tube body are arranged, and when the movable temperature sensing piece or the shell body acts, the movable tube body triggers the micro switch to output a signal or serves as a switch to be switched on and off.
Description
Technical Field
The utility model relates to a temperature sensor for a gas cooker.
Background
In the prior art, Chinese patent 202010773326.3, the name of utility model; a temperature sensor for a stove comprises a thermistor, a movable temperature sensing element, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring, a main pressure spring, a supporting pipe element, a shell with a lower opening and a bottom cover, wherein the movable temperature sensing element comprises a head part, a body part, a temperature sensing cavity positioned at the upper part and a connecting cavity, and an upper air guide device is arranged on the body part; the guide sliding seat comprises a connecting hole arranged in the center and a lower air guide device; a head moving hole is formed in a top plate of the shell, and the diameter of the head is smaller than that of the head moving hole; the upper end of the supporting pipe fitting is provided with a circular seat plate, and the circular seat plate is provided with a through hole; the bottom cover is provided with a guide hole and an air guide hole which are positioned in the center; the elasticity of the auxiliary pressure spring is less than that of the main pressure spring; the thermistor is packaged in the temperature sensing cavity, the head part penetrates through a head part moving hole on a top plate of the shell and extends out of the shell, and the body part is in sliding fit with the shell; the lower end of the connecting wire pipe is connected with a connecting hole of the guide sliding seat, the upper end of the connecting wire pipe penetrates through the auxiliary pressure spring to be connected with the connecting cavity, the auxiliary pressure spring is matched with the movable temperature sensing piece and the guide sliding seat, and the guide sliding seat is matched with the shell in a sliding manner; the supporting pipe fitting is in sliding fit with the guide hole of the bottom cover, and the air guide hole is communicated with the through hole; the bottom cover is embedded in the lower end of the shell and fixedly connected together, and the main pressure spring is matched with the annular seat plate and the guide sliding seat. There are problems in that: the function is single.
SUMMERY OF THE UTILITY MODEL
The purpose of the utility model is: the temperature sensor with the linked microswitch has the functions of detecting the temperature of the pot bottom and driving the microswitch.
The utility model is realized by the following steps: a temperature sensor with a linkage microswitch comprises a movable temperature sensing piece, a thermistor encapsulated in the temperature sensing piece, a shell, a supporting pipe fitting and a fixed seat, wherein the movable temperature sensing piece is in sliding fit with the shell, a supporting pipe body is in sliding fit with the shell, and the lower end of the supporting pipe fitting is fixed with the fixed seat; it is characterized in that: also comprises a movable tube body and a microswitch,
the movable tube body extends out from the lower end of the supporting tube body, the movable tube body and the shell or the movable tube body and the movable temperature sensing piece move together, the microswitch is arranged at the lower part of the fixed seat, and the lower end of the movable tube body is matched with the elastic pressing plate of the microswitch.
Preferably: the movable temperature sensing element comprises a head part with a lower opening, a flange surrounding the lower opening of the head part and a temperature sensing cavity with the lower opening, and a gap is reserved between the temperature sensing cavity and the head part;
an upper counter bore is arranged at the upper opening end of the shell, a lower counter bore and an annular clamping groove are arranged at the lower end of the shell,
the supporting pipe fitting comprises a pipe body part and an annular seat plate arranged at the upper end of the pipe body part, and the annular seat plate is provided with a diversion scattering hole;
the temperature sensor also comprises a top cover, a supporting seat plate, an auxiliary pressure spring, a main pressure spring and a guide piece;
a top plate of the top cover is provided with a guide hole, and the circumferential wall plate is provided with an external interface;
the support seat plate comprises an axial hole arranged in the center and a heat dissipation flow guide hole surrounding the axial hole;
the guide piece comprises a sleeve and a flange arranged at the upper end of the sleeve, and an axial flow guide hole is formed in the flange;
the head part passes through the guide hole on the top cover and extends out of the top cover; the support seat plate is arranged in the upper counter bore, an external interface of the top cover is connected with the upper counter bore, and the auxiliary pressure spring is matched with the support seat plate and a top plate of the head; the pipe body part of the supporting pipe fitting penetrates through the sleeve of the guide part, the flange is embedded with the sunken hole, and the clamp spring is embedded with the annular clamping groove; the annular seat plate supports the main pressure spring; the temperature sensing cavity is superposed with the axial line of the axial hole on the support seat plate; the upper end of the movable tube body is fixed with the support seat plate, or the movable tube body passes through the axial hole of the support seat plate and is fixed with the movable temperature sensing piece.
Preferably: the elasticity of the secondary pressure spring is smaller than that of the main pressure spring.
Preferably: the movable temperature sensing element comprises a head part with a lower opening, a flange surrounding the lower opening of the head part and a temperature sensing cavity with the lower opening, and a gap is reserved between the temperature sensing cavity and the head part;
a guide hole is arranged on the top plate of the shell,
the temperature sensor also comprises a bottom cover, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring and a main pressure spring,
the head part extends out of a guide hole of the shell body, the guide sliding seat is arranged in the shell body and is in sliding fit with the shell body, the auxiliary spring is arranged between a top plate of the shell body and the guide sliding seat, the connecting wire pipe penetrates through the guide sliding seat and the auxiliary pressure spring to be fixed with the movable temperature sensing piece, and the movable pipe body is fixed with the connecting wire pipe or the guide sliding seat.
The utility model relates to a temperature sensor with a linked microswitch, the arrangement of the microswitch and a movable tube body, wherein when a movable temperature sensing piece or a shell body acts, the movable tube body triggers the microswitch to output a signal or is used for switching on and off.
Drawings
Fig. 1 is a cross-sectional view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is an exploded perspective view of the present invention.
Fig. 4 is a partial exploded perspective view of the present invention.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, a temperature sensor with a linked microswitch comprises a movable temperature sensing element 1, a thermistor (not shown in the figure) encapsulated in the temperature sensing element, a shell 2, a supporting pipe 3 and a fixed seat 4, wherein the movable temperature sensing element 1 is in sliding fit with the shell 2, the supporting pipe 3 is in sliding fit with the shell 2, and the lower end of the supporting pipe 3 is fixed with the fixed seat 4;
also comprises a movable tube body 5 and a microswitch 6,
the movable tube body 5 extends out through the lower end of the supporting tube body 3, the movable tube body 5 and the shell 2 or the movable tube body 5 and the movable temperature sensing piece 1 move together, the microswitch 6 is arranged at the lower part of the fixed seat 4, and the lower end of the movable tube body 5 is matched with an elastic pressing plate of the microswitch 6.
The movable temperature sensing piece comprises a head part 1A with a lower opening, a flange 1B surrounding the lower opening of the head part and a temperature sensing cavity 1C with a lower opening, and a gap is reserved between the temperature sensing cavity 1C and the inner wall of the head part 1A;
an upper counter bore 21 is arranged at the upper opening end of the shell 2, a lower counter bore 22 and an annular clamping groove 23 are arranged at the lower end,
the supporting pipe fitting 3 comprises a pipe body part 31 and a circular base plate 32 arranged at the upper end of the pipe body part, and the circular base plate is provided with a flow guiding scattering hole 321;
the temperature sensor further comprises a top cover 7, a support seat plate 8, an auxiliary pressure spring 91, a main pressure spring 92 and a guide piece 10;
a top plate of the top cover 7 is provided with a guide hole 71, and a circumferential wall plate is provided with an external interface 72;
the support base plate 8 comprises an axial hole 81 arranged in the center and a heat dissipation flow guide hole 82 surrounding the axial hole;
the guide piece 10 comprises a sleeve 101 and a flange 102 arranged at the upper end of the sleeve, and an axial diversion hole 103 is arranged on the flange;
the head part 1A extends out of the top cover 7 through the guide hole 71 on the top cover 7; the support seat plate 8 is arranged in the upper counterbore 21, the outer interface 72 of the top cover 7 is connected with the upper counterbore 21, and the auxiliary pressure spring 91 is matched with the support seat plate 8 and the top plate of the head part 1A; the pipe body part 31 of the supporting pipe fitting 3 penetrates through the sleeve 101 of the guide part 10, the flange 102 is embedded with the sinking hole 22, and the clamp spring 11 is embedded with the annular clamping groove 23 to fix the flange 102; the annular seat plate 31 supports the main pressure spring 92; the axes of the temperature sensing cavity 1C and the axial hole 81 on the support seat plate 8 are superposed; the upper end of the movable pipe body 5 is fixed with a supporting seat plate 8,
or the tube body 8 of the department of motion passes through the axial hole 81 of the supporting seat plate 8 and is fixed with the movable temperature sensing element 1.
The elastic force of the sub pressure spring 91 is smaller than that of the main pressure spring 92.
As shown in figure 1, when the utility model is used, the bottom plate of the pan body is placed on the pan support of the stove, the head part 1 is moved downwards by the pan bottom, then the pan bottom plate is contacted with the top cover 7 to make the shell 2 and the movable tube body 5 move downwards together, and the lower end of the movable tube body 5 drives the elastic pressing plate 61 of the microswitch 6. The microswitch 6 is used as a power switch, an electric valve on a gas valve of the stove is conducted, and the outer ring fire burns; or the micro switch is used as a signal, and the signal is transmitted to the control device of the cooker.
Chinese patent 202010773326.3, name of utility model; a temperature sensor for cookers, the description in paragraphs [ 0022 ] to [ 0033 ]: the movable temperature sensing element comprises a head part with a lower opening, a flange surrounding the lower opening of the head part and a temperature sensing cavity with the lower opening, and a gap is reserved between the temperature sensing cavity and the head part;
a guide hole is arranged on the top plate of the shell,
the temperature sensor also comprises a bottom cover, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring and a main pressure spring,
the head part extends out of a guide hole of the shell body, the guide sliding seat is arranged in the shell body and is in sliding fit with the shell body, the auxiliary spring is arranged between a top plate of the shell body and the guide sliding seat, the connecting wire pipe penetrates through the guide sliding seat and the auxiliary pressure spring to be fixed with the movable temperature sensing piece, and the movable pipe body 5 is fixed with the connecting wire pipe or the guide sliding seat.
What has been described above is merely a preferred embodiment of the present invention. It should be noted that a person skilled in the art could make several modifications and variations without departing from the principle of the present invention, which should also be regarded as the protection scope of the present invention.
Claims (4)
1. A temperature sensor with a linkage microswitch comprises a movable temperature sensing piece, a thermistor encapsulated in the temperature sensing piece, a shell, a supporting pipe fitting and a fixed seat, wherein the movable temperature sensing piece is in sliding fit with the shell, a supporting pipe body is in sliding fit with the shell, and the lower end of the supporting pipe fitting is fixed with the fixed seat; the method is characterized in that: also comprises a movable tube body and a microswitch,
the movable tube body extends out from the lower end of the supporting tube body, the movable tube body and the shell or the movable tube body and the movable temperature sensing piece move together, the microswitch is arranged at the lower part of the fixed seat, and the lower end of the movable tube body is matched with the elastic pressing plate of the microswitch.
2. A temperature sensor provided with a ganged microswitch according to claim 1, wherein: the movable temperature sensing element comprises a head part with a lower opening, a flange surrounding the lower opening of the head part and a temperature sensing cavity with the lower opening, and a gap is reserved between the temperature sensing cavity and the head part;
an upper counter bore is arranged at the upper opening end of the shell, a lower counter bore and an annular clamping groove are arranged at the lower end of the shell,
the supporting pipe fitting comprises a pipe body part and an annular seat plate arranged at the upper end of the pipe body part, and the annular seat plate is provided with a diversion scattering hole;
the temperature sensor also comprises a top cover, a supporting seat plate, an auxiliary pressure spring, a main pressure spring and a guide piece;
a top plate of the top cover is provided with a guide hole, and the circumferential wall plate is provided with an external interface;
the support seat plate comprises an axial hole arranged in the center and a heat dissipation flow guide hole surrounding the axial hole;
the guide piece comprises a sleeve and a flange arranged at the upper end of the sleeve, and an axial flow guide hole is formed in the flange;
the head part passes through the guide hole on the top cover and extends out of the top cover; the support seat plate is arranged in the upper counter bore, an external interface of the top cover is connected with the upper counter bore, and the auxiliary pressure spring is matched with the support seat plate and a top plate of the head; the pipe body part of the supporting pipe fitting penetrates through the sleeve of the guide part, the flange is embedded with the sunken hole, and the clamp spring is embedded with the annular clamping groove; the annular seat plate supports the main pressure spring; the temperature sensing cavity is superposed with the axial line of the axial hole on the support seat plate; the upper end of the movable tube body is fixed with the support seat plate, or the movable tube body passes through the axial hole of the support seat plate and is fixed with the movable temperature sensing piece.
3. A temperature sensor provided with a ganged microswitch according to claim 2, wherein: the elasticity of the secondary pressure spring is smaller than that of the main pressure spring.
4. A temperature sensor provided with a ganged microswitch according to claim 1, wherein: the movable temperature sensing element comprises a head part with a lower opening, a flange surrounding the lower opening of the head part and a temperature sensing cavity with the lower opening, and a gap is reserved between the temperature sensing cavity and the head part;
a guide hole is arranged on the top plate of the shell,
the temperature sensor also comprises a bottom cover, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring and a main pressure spring,
the head part extends out of a guide hole of the shell body, the guide sliding seat is arranged in the shell body and is in sliding fit with the shell body, the auxiliary spring is arranged between a top plate of the shell body and the guide sliding seat, the connecting wire pipe penetrates through the guide sliding seat and the auxiliary pressure spring to be fixed with the movable temperature sensing piece, and the movable pipe body is fixed with the connecting wire pipe or the guide sliding seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799059.3U CN216483576U (en) | 2021-08-03 | 2021-08-03 | Temperature sensor with linkage micro-gap switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121799059.3U CN216483576U (en) | 2021-08-03 | 2021-08-03 | Temperature sensor with linkage micro-gap switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216483576U true CN216483576U (en) | 2022-05-10 |
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ID=81432188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121799059.3U Active CN216483576U (en) | 2021-08-03 | 2021-08-03 | Temperature sensor with linkage micro-gap switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216483576U (en) |
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2021
- 2021-08-03 CN CN202121799059.3U patent/CN216483576U/en active Active
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