CN212779638U - Temperature sensor for kitchen range - Google Patents
Temperature sensor for kitchen range Download PDFInfo
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- CN212779638U CN212779638U CN202021597811.1U CN202021597811U CN212779638U CN 212779638 U CN212779638 U CN 212779638U CN 202021597811 U CN202021597811 U CN 202021597811U CN 212779638 U CN212779638 U CN 212779638U
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- pressure spring
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Abstract
A temperature sensor for cooking utensils which characterized in that: the temperature sensing device comprises a thermistor, a movable temperature sensing piece, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring, a main pressure spring, a supporting pipe piece, a shell with a lower opening and a bottom cover, wherein the thermistor is packaged in a temperature sensing cavity, a head part penetrates through a head part movable hole in a top plate of the shell and extends out of the shell, and a 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. By adopting the structure, the movable temperature sensing element is retracted into the shell under the pressure of the cooker, the movable temperature sensing element is not influenced by flame of a burner, and the lower end of the shell can dissipate heat.
Description
Technical Field
The utility model relates to a temperature sensor, especially a temperature sensor for cooking utensils.
Background
In the prior art, when the telescopic temperature sensor for the kitchen range is used, a temperature sensing head is directly exposed outside and is greatly influenced by flame of a burner, particularly when the flame floats. There are problems in that: the sensed temperature of the pot bottom is inaccurate and the sensed temperature is not linear.
Disclosure of Invention
The utility model aims at: the temperature sensor for kitchen range has accurate and linear temperature sensing of the bottom of the cooker and no influence of flame of the burner.
The utility model discloses a realize like this: a temperature sensor for a kitchen range is characterized in that: it comprises a thermistor, a movable temperature sensing piece, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring, a main pressure spring, a supporting pipe piece, a shell with a lower opening and a bottom cover,
the movable temperature sensing piece 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 into 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.
Preferably: the upper air guide device is a flow guide hole arranged on the body part along the axial direction, or the upper air guide device is a plurality of flow guide grooves arranged on the edge of the body part;
the lower air guide device is a flow guide hole arranged on the guide sliding seat along the axial direction, or the lower air guide device is a plurality of flow guide grooves arranged on the edge of the guide sliding seat.
Preferably: the lower end of the connecting wire pipe is provided with a flange; the connecting wire pipe penetrates through the connecting hole, and the flange is attached to the guide sliding seat; the flange extends into the upper end of the main pressure spring.
Preferably: the bottom cover comprises a fixed sleeve, a bottom cover plate, a guide hole and a guide connecting sleeve, wherein the guide hole and the guide connecting sleeve are arranged on the bottom cover plate; the air guide holes are formed in the bottom cover plate;
the supporting pipe passes through the guide connecting sleeve on the bottom cover plate, the annular seat plate is matched with the bottom cover plate, and the air guide hole is matched with the through hole.
Preferably: the air guide hole and the through hole are arc-shaped.
Preferably: the movable temperature sensing piece is made of metal copper or aluminum; the housing is made of stainless steel material.
Preferably: the diameter of the head part is smaller than that of the head part moving hole on the top plate of the shell.
The utility model relates to a temperature sensor for cooking utensils, owing to adopt such structure, activity temperature sensing spare receives in the pressure indentation shell of pot, and activity temperature sensing spare does not receive the influence of combustor flame, and the lower extreme of shell can dispel the heat moreover.
Drawings
Fig. 1 is a sectional view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is one of the exploded perspective views of the present invention.
Fig. 4 is a second exploded perspective view of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in figure 1, the temperature sensor for the kitchen range comprises a thermistor 1, a movable temperature sensing element 2, a guide sliding seat 3, a connecting wire pipe 4, an auxiliary pressure spring 5, a main pressure spring 6, a supporting pipe element 7, a shell 8 with a lower opening and a bottom cover 9,
the movable temperature sensing element 2 comprises a head part 21, a body part 22, a temperature sensing cavity 23 positioned at the upper part and a connecting cavity 24, wherein an upper air guide device is arranged on the body part 21;
the guide sliding seat 3 comprises a connecting hole 31 arranged in the center and a lower air guide device; a head part moving hole 81 is arranged on the top plate of the shell 8, and the diameter of the head part 21 is smaller than that of the head part moving hole 81; the upper end of the supporting pipe fitting 7 is provided with a circular seat plate 71, and the circular seat plate 71 is provided with a through hole 72;
the bottom cover 9 is provided with a guide hole 91 and an air guide hole 92 which are positioned in the center; the elasticity of the secondary pressure spring 5 is smaller than that of the main pressure spring 6;
the thermistor 1 is packaged in the temperature sensing cavity 23, the head 21 passes through a head moving hole 81 on the top plate of the shell 8 and extends out of the shell, and the body 22 is in sliding fit with the shell 8; the lower end of the connecting wire tube 4 is connected with a connecting hole 31 of the guide sliding seat 3, the upper end of the connecting wire tube passes through the auxiliary pressure spring 5 to be connected with the connecting cavity 24, the auxiliary pressure spring 5 is matched with the movable temperature sensing piece 2 and the guide sliding seat 3, and the guide sliding seat 3 is in sliding fit with the shell 8; the supporting pipe fitting 7 is in sliding fit with the guide hole 91 of the bottom cover 9, and the air guide hole 92 is communicated with the through hole 72; the bottom cover 9 is embedded into the lower end of the shell 8 and fixedly connected together, and the main pressure spring 6 is matched with the annular seat plate 71 and the guide sliding seat 3;
the diameter of the head 21 is smaller than the diameter of the head moving hole 81 in the top plate of the housing 8.
The movable temperature sensing element 2 is made of metal copper or aluminum; the housing 8 is made of stainless steel material.
The upper air guide device is a flow guide hole arranged on the body part 22 along the axial direction, or the upper air guide device is provided with a plurality of flow guide grooves 221 on the edge of the body part 22, and the body part 22 between two adjacent flow guide grooves 221 is in sliding fit with the shell 8;
the lower air guide device is a guide hole arranged on the guide sliding seat 3 along the axial direction, or the lower air guide device is a plurality of guide grooves 32 arranged on the edge of the guide sliding seat 3, and the guide sliding seat 3 between two adjacent guide grooves 32 is in sliding fit with the shell 8.
The lower end of the connecting wire pipe 4 is provided with a flange 41; the connecting wire tube 4 passes through the connecting hole 31, and the flange 41 is attached to the guide sliding seat 3; the flange 41 projects into the upper end of the main pressure spring 6.
The bottom cover 9 comprises a fixed sleeve 93, a bottom cover plate 94, a guide hole 91 arranged on the bottom cover plate and a guide connecting sleeve 95; the guide hole 91 and the air guide hole 92 are arranged on the bottom cover plate 94, and the guide hole 91 is communicated with the guide connecting sleeve 95;
the supporting pipe fitting 7 penetrates through the guide connecting sleeve 95 on the bottom cover plate 94 and is in sliding fit with the bottom cover plate 94, the annular base plate 71 is attached to the bottom cover plate 94, and the air guide hole 92 is communicated with the through hole 72;
the air guide hole 92 and the through hole 72 are circular arc-shaped.
When the utility model is used, the pan bottom acts on the head 21 of the movable temperature sensing element 2 to overcome the elasticity of the auxiliary pressure spring 5, the head 21 is retracted into the shell 8, the pan bottom is attached to the top of the shell 8, the shell 8 moves downwards, and the main pressure spring 6 is stressed; the flame of the stove burner only acts on the pan body and the shell 8, and a gap is arranged between the head part 21 and the shell 8 and is insulated by air.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and variations can be made without departing from the principle of the invention, which is also considered as the protection scope of the invention.
Claims (7)
1. A temperature sensor for cooking utensils which characterized in that: it comprises a thermistor, a movable temperature sensing piece, a guide sliding seat, a connecting wire pipe, an auxiliary pressure spring, a main pressure spring, a supporting pipe piece, a shell with a lower opening and a bottom cover,
the movable temperature sensing piece 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 into 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.
2. The temperature sensor for cookers of claim 1, wherein: the upper air guide device is a flow guide hole arranged on the body part along the axial direction, or the upper air guide device is a plurality of flow guide grooves arranged on the edge of the body part;
the lower air guide device is a flow guide hole arranged on the guide sliding seat along the axial direction, or the lower air guide device is a plurality of flow guide grooves arranged on the edge of the guide sliding seat.
3. The temperature sensor for cookers of claim 1, wherein: the lower end of the connecting wire pipe is provided with a flange; the connecting wire pipe penetrates through the connecting hole, and the flange is attached to the guide sliding seat; the flange extends into the upper end of the main pressure spring.
4. The temperature sensor for cookers of claim 1, wherein: the bottom cover comprises a fixed sleeve, a bottom cover plate, and the guide hole and the guide connecting sleeve which are arranged on the bottom cover plate; the air guide holes are formed in the bottom cover plate;
the supporting pipe passes through the guide connecting sleeve on the bottom cover plate, the annular seat plate is matched with the bottom cover plate, and the air guide hole is matched with the through hole.
5. The temperature sensor for cookers of claim 4, wherein: the air guide hole and the through hole are arc-shaped.
6. The temperature sensor for kitchen range according to claim 1, 2, 3, 4 or 5, characterized in that: the movable temperature sensing piece is made of metal copper or aluminum; the housing is made of stainless steel material.
7. The temperature sensor for kitchen range according to claim 1, 2, 3, 4 or 5, characterized in that: the diameter of the head part is smaller than that of the head part moving hole on the top plate of the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021597811.1U CN212779638U (en) | 2020-08-04 | 2020-08-04 | Temperature sensor for kitchen range |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021597811.1U CN212779638U (en) | 2020-08-04 | 2020-08-04 | Temperature sensor for kitchen range |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212779638U true CN212779638U (en) | 2021-03-23 |
Family
ID=75040572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021597811.1U Active CN212779638U (en) | 2020-08-04 | 2020-08-04 | Temperature sensor for kitchen range |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212779638U (en) |
-
2020
- 2020-08-04 CN CN202021597811.1U patent/CN212779638U/en active Active
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