CN216647190U - Heater with temperature monitoring function - Google Patents
Heater with temperature monitoring function Download PDFInfo
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- CN216647190U CN216647190U CN202220189177.0U CN202220189177U CN216647190U CN 216647190 U CN216647190 U CN 216647190U CN 202220189177 U CN202220189177 U CN 202220189177U CN 216647190 U CN216647190 U CN 216647190U
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- aluminum plate
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- monitoring function
- temperature monitoring
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Abstract
The utility model discloses a heater with temperature monitoring function, comprising: the device comprises a first aluminum plate, a second aluminum plate, a first heating film, a second heating film and a PT100 temperature sensor; the PT100 temperature sensor is arranged on the first aluminum plate to detect the temperature of the first aluminum plate; an installation groove is formed in one side, away from the second aluminum plate, of the first aluminum plate, and the PT100 temperature sensor is arranged in the installation groove; the PT100 temperature sensor comprises a sensing head and a connecting wire connected to the sensing head; the heater with a temperature monitoring function further includes: the heat conduction silicone grease layer is positioned between the sensing head and the mounting groove and wraps the sensing head, and the sensing head is directly contacted with the bottom of the mounting groove; and the structural adhesive layer is positioned above the heat conduction silicone grease layer so as to fix the sensing head in the mounting groove. The heater with the temperature monitoring function provided by the utility model has the advantages of simple structure, high temperature measurement precision, fast temperature conduction and short temperature measurement time, and can be suitable for temperature control of heating equipment under liquid with different temperatures and flow rates.
Description
Technical Field
The utility model relates to a heater with a temperature monitoring function.
Background
The existing heater for heating a flat heating bag filled with liquid generally performs temperature detection by a thermocouple sensor and temperature control by a general PID, however, the accuracy of the thermocouple sensor is poor. The temperature regulation of the resistance wire type heater has serious hysteresis, overshoot is easy to occur, the ordinary PID is difficult to control, and the temperature regulation of heating equipment under liquid with various temperatures and flow rates cannot be adapted.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heater with a temperature monitoring function, which adopts the following technical scheme:
a heater with a temperature monitoring function, comprising:
a first aluminum plate;
the second aluminum plate is arranged opposite to the first aluminum plate, and a certain gap is formed between the first aluminum plate and the second aluminum plate to form an accommodating space for accommodating the heating bag;
the first heating film covers one side of the first aluminum plate, which is far away from the second aluminum plate;
the second heating film covers one side of the second aluminum plate, which is far away from the first aluminum plate;
a PT100 temperature sensor arranged on the first aluminum plate to detect the temperature of the first aluminum plate;
an installation groove is formed in one side, away from the second aluminum plate, of the first aluminum plate, and the PT100 temperature sensor is arranged in the installation groove;
the PT100 temperature sensor comprises a sensing head and a connecting wire connected to the sensing head;
the heater with a temperature monitoring function further includes:
the heat conduction silicone grease layer is positioned between the sensing head and the mounting groove and wraps the sensing head, and the sensing head is directly contacted with the bottom of the mounting groove;
and the structural adhesive layer is positioned above the heat conduction silicone grease layer so as to fix the sensing head in the mounting groove.
Further, an embedded groove is formed in one side of the first heating film, and the mounting groove is located in the embedded groove.
Further, the structural adhesive layer is at least partially positioned in the embedded groove;
the height of the structural adhesive layer does not exceed the plane of the outer surface of the first heating film.
Further, the embedded groove and the mounting groove are parallel.
Furthermore, a plurality of first limiting convex ribs are formed on the outer side of the first aluminum plate;
the first heating film is provided with a plurality of first limiting grooves matched with the first limiting convex ribs respectively;
a plurality of second limiting convex ribs are formed on the outer side of the second aluminum plate;
the second heating film is provided with a plurality of second limiting grooves matched with a plurality of second limiting convex ribs respectively.
Furthermore, a plurality of first limiting convex ribs are arranged in parallel;
the plurality of first limiting grooves are arranged in parallel;
the plurality of second limiting convex ribs are arranged in parallel;
the plurality of second limiting grooves are arranged in parallel.
Furthermore, a plurality of first limiting convex ribs are distributed in parallel at intervals in the length direction of the first aluminum plate;
the first limiting grooves are distributed in parallel at intervals in the length direction of the first aluminum plate;
the plurality of second limiting convex ribs are distributed in parallel at intervals in the length direction of the second aluminum plate;
the second limiting grooves are distributed in parallel at intervals in the length direction of the second aluminum plate.
Further, the embedded groove is parallel to the first limiting groove.
Further, a first accommodating groove is formed in the inner side of the first aluminum plate;
a second accommodating groove matched with the first accommodating groove is formed on the inner side of the second aluminum plate;
the first accommodating groove and the second accommodating groove jointly form an accommodating space.
Furthermore, a plurality of first mounting parts are arranged on the edge of the first aluminum plate;
a plurality of second mounting parts are arranged at the edge of the second aluminum plate;
mounting holes are formed in the first mounting part and the second mounting part;
and the screws penetrate through the mounting holes in the first mounting part and the second mounting part to fix the first aluminum plate and the second aluminum plate together.
The utility model has the beneficial effects that:
the heater with the temperature monitoring function has the advantages of simple structure, high temperature measurement precision, fast temperature conduction and short temperature measurement time, and can be suitable for temperature control of heating equipment under liquid with different temperatures and flow rates.
Drawings
FIG. 1 shows a schematic diagram of a heater with temperature monitoring according to the present invention;
fig. 2 shows a cross-sectional view of a heater having a temperature monitoring function according to the present invention;
fig. 3 illustrates a partially enlarged view of the PT100 temperature sensor of fig. 2;
the heater 100 with temperature monitoring function, first aluminum plate 10, mounting groove 11, first spacing protruding muscle 12, first installation department 13, second aluminum plate 20, second installation department 21, first heating film 30, embedded groove 31, first spacing groove 32, second heating film 40, PT100 temperature sensor 50, sensing head 51, connecting wire 52, heat conduction silicone grease layer 60, structure glue 70.
Detailed Description
The utility model is described in detail below with reference to the figures and the embodiments. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
Referring to fig. 1 to 3, a heater 100 with temperature monitoring function according to the present application includes: first aluminum plate 10, second aluminum plate 20, first heating film 30, second heating film 40, and PT100 temperature sensor 50. Wherein, second aluminum plate 20 sets up with first aluminum plate 10 is relative, is equipped with certain clearance so as to form the accommodation space that is used for holding the heating bag between first aluminum plate 10 and the second aluminum plate 20. The first heating film 30 is covered to the side of the first aluminum plate 10 facing away from the second aluminum plate 20. The second heating film 40 is covered to the side of the second aluminum plate 20 facing away from the first aluminum plate 10. The first and second heating films 30 and 40 are electrically energized to generate heat, and transfer the heat to the first and second aluminum plates 10 and 20. A heating bag containing a liquid was inserted into the accommodating space between the first aluminum plate 10 and the second aluminum plate 20, and the liquid in the heating bag was heated to raise the temperature. The PT100 temperature sensor 50 is provided to the first aluminum plate 10 to detect the temperature of the first aluminum plate 10. One side of first aluminum plate 10 that deviates from second aluminum plate 20 is formed with mounting groove 11, and PT100 temperature sensor 50 sets up in mounting groove 11. The PT100 temperature sensor 50 includes a sensor head 51 and a connection line 52 connected to the sensor head 51.
Specifically, the heater 100 having the temperature monitoring function further includes: a thermally conductive silicone layer 60 and a structural adhesive layer 70.
The thermally conductive silicone layer 60 is located between the sensor head 51 and the mounting groove 11 and wraps the sensor head 51, and the sensor head 51 is in direct contact with the bottom of the mounting groove 11. The structural adhesive layer 70 is located above the thermal silicone layer 60 to secure the sensor head 51 in the mounting slot 11. In the present application, the bare chip of the PT100 temperature sensor 50 is directly embedded in the first aluminum plate 10, and filled with a thermally conductive silicone grease with a high thermal conductivity, and fixed with a structural adhesive. And a high-precision MAX31865RTD digital output converter is used for matching, so that rapid and precise temperature detection is realized. The step control procedure is to perform heat dissipation treatment on the heater at every fixed temperature step value. The measured temperature value is fed back to the MCU, and the temperature is regulated by combining a common PID and a step control program, so that the accurate temperature regulation and control are realized.
As a preferred embodiment, an insertion groove 31 is formed at one side of the first heating film 30, and the installation groove 11 is located in the insertion groove 31. Thus, the PT100 temperature sensor 50 is closer to the heat source position, and the temperature detection is more accurate.
As an alternative embodiment, the structural adhesive layer 70 is at least partially located within the embedded groove 31. And the height of the structural adhesive layer 70 does not exceed the plane of the outer surface of the first heating film 30.
As a preferred embodiment, the insertion groove 31 and the mounting groove 11 are parallel. The mounting groove 11 is located entirely below the fitting groove 31.
In a preferred embodiment, a plurality of first stopper beads 12 are formed on the outer side of the first aluminum plate 10. The first heating film 30 is provided with a plurality of first limit grooves 32 which are respectively matched with the plurality of first limit convex ribs 12. A plurality of second limiting convex ribs are formed on the outer side of the second aluminum plate 20. The second heating film 40 is provided with a plurality of second limit grooves which are respectively matched with a plurality of second limit convex ribs. Preferably, the plurality of first stopper ribs 12 are arranged in parallel. The plurality of first stopper grooves 32 are arranged in parallel. The plurality of second limiting convex ribs are arranged in parallel. The plurality of second limiting grooves are arranged in parallel. A plurality of first limiting convex ribs 12 are distributed in parallel at intervals in the length direction of the first aluminum plate 10. The first limiting grooves 32 are distributed in parallel at intervals in the length direction of the first aluminum plate 10. The plurality of second limiting convex ribs are distributed in parallel at intervals in the length direction of the second aluminum plate 20. A plurality of second limiting grooves are distributed in parallel at intervals in the length direction of the second aluminum plate 20. The fitting groove 31 and the first stopper groove 32 are parallel.
Through the arrangement, the heating film and the corresponding aluminum plate are matched with each other through the limiting convex ribs and the limiting grooves, so that the heating film is more firmly installed.
As a preferred embodiment, the first aluminum plate 10 is formed inside with a receiving groove forming a receiving space for receiving the heating pouch.
As another alternative embodiment, the first aluminum plate 10 is formed at an inner side thereof with a first receiving groove. A second receiving groove matched with the first receiving groove is formed at the inner side of the second aluminum plate 20. The first accommodating groove and the second accommodating groove jointly form an accommodating space. The specific setting mode can be selected according to actual needs.
In the present application, the edge of the first aluminum plate 10 is provided with a plurality of first mounting portions 13. The edge of the second aluminum plate 20 is provided with a plurality of second mounting portions 21. The first mounting portion 13 and the second mounting portion 21 are each formed with a mounting hole. Screws pass through the mounting holes of the first mounting portion 13 and the second mounting portion 21 to fix the first aluminum plate 10 and the second aluminum plate 20 together.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the above embodiments do not limit the present invention in any way, and all technical solutions obtained by using equivalent alternatives or equivalent variations fall within the scope of the present invention.
Claims (10)
1. A heater with a temperature monitoring function, comprising:
a first aluminum plate;
the second aluminum plate is opposite to the first aluminum plate, and a certain gap is formed between the first aluminum plate and the second aluminum plate to form an accommodating space for accommodating the heating bag;
a first heating film covering to a side of the first aluminum plate facing away from the second aluminum plate;
a second heating film covering to a side of the second aluminum plate facing away from the first aluminum plate;
a PT100 temperature sensor arranged on the first aluminum plate to detect the temperature of the first aluminum plate;
an installation groove is formed in one side, away from the second aluminum plate, of the first aluminum plate, and the PT100 temperature sensor is arranged in the installation groove;
the PT100 temperature sensor comprises a sensing head and a connecting wire connected to the sensing head;
the heater with a temperature monitoring function further includes:
the heat conduction silicone grease layer is positioned between the sensing head and the mounting groove and wraps the sensing head, and the sensing head is in direct contact with the bottom of the mounting groove;
and the structural adhesive layer is positioned above the heat conduction silicone grease layer so as to fix the sensing head in the mounting groove.
2. The heater with temperature monitoring function according to claim 1,
an embedded groove is formed in one side of the first heating film, and the installation groove is located in the embedded groove.
3. The heater with temperature monitoring function according to claim 2,
the structural adhesive layer is at least partially positioned in the embedded groove;
the height of the structural adhesive layer does not exceed the plane of the outer surface of the first heating film.
4. The heater with temperature monitoring function according to claim 2,
the embedded groove is parallel to the mounting groove.
5. The heater with temperature monitoring function according to claim 2,
a plurality of first limiting convex ribs are formed on the outer side of the first aluminum plate;
the first heating film is provided with a plurality of first limiting grooves matched with the plurality of first limiting convex ribs respectively;
a plurality of second limiting convex ribs are formed on the outer side of the second aluminum plate;
the second heating film is provided with a plurality of second limiting grooves matched with the second limiting convex ribs respectively.
6. The heater with temperature monitoring function according to claim 5,
the first limiting convex ribs are arranged in parallel;
the first limiting grooves are arranged in parallel;
the second limiting convex ribs are arranged in parallel;
the plurality of second limiting grooves are arranged in parallel.
7. The heater with temperature monitoring function according to claim 6,
the first limiting convex ribs are distributed in parallel at intervals in the length direction of the first aluminum plate;
the first limiting grooves are distributed in parallel at intervals in the length direction of the first aluminum plate;
the second limiting convex ribs are distributed in parallel at intervals in the length direction of the second aluminum plate;
the second limiting grooves are distributed in parallel at intervals in the length direction of the second aluminum plate.
8. The heater with temperature monitoring function according to claim 7,
the embedded groove is parallel to the first limiting groove.
9. The heater with temperature monitoring function according to claim 1,
a first accommodating groove is formed in the inner side of the first aluminum plate;
a second accommodating groove matched with the first accommodating groove is formed on the inner side of the second aluminum plate;
the first receiving groove and the second receiving groove together constitute the receiving space.
10. The heater with temperature monitoring function according to claim 1,
a plurality of first mounting parts are arranged on the edge of the first aluminum plate;
a plurality of second mounting parts are arranged on the edge of the second aluminum plate;
mounting holes are formed in the first mounting part and the second mounting part;
and screws penetrate through the mounting holes in the first mounting part and the second mounting part to fix the first aluminum plate and the second aluminum plate together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220189177.0U CN216647190U (en) | 2022-01-24 | 2022-01-24 | Heater with temperature monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220189177.0U CN216647190U (en) | 2022-01-24 | 2022-01-24 | Heater with temperature monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216647190U true CN216647190U (en) | 2022-05-31 |
Family
ID=81728213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220189177.0U Active CN216647190U (en) | 2022-01-24 | 2022-01-24 | Heater with temperature monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216647190U (en) |
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2022
- 2022-01-24 CN CN202220189177.0U patent/CN216647190U/en active Active
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