CN218918724U - Temperature controller with high temperature control precision - Google Patents
Temperature controller with high temperature control precision Download PDFInfo
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- CN218918724U CN218918724U CN202223089352.8U CN202223089352U CN218918724U CN 218918724 U CN218918724 U CN 218918724U CN 202223089352 U CN202223089352 U CN 202223089352U CN 218918724 U CN218918724 U CN 218918724U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a temperature controller with high temperature control precision, which comprises a fixed rod, wherein an upper fixed sheet, an elastic sheet assembly, a static sheet and a lower elastic sheet are fixed on the fixed rod from top to bottom; the fixed rod is provided with a first terminal and a second terminal. The utility model optimally reduces the whole volume of the temperature controller, increases the use universality, has high sensitivity, can control the temperature range of the temperature to be reduced to about 2 ℃, has short temperature span, simple structure and low cost.
Description
[ field of technology ]
The utility model relates to a temperature controller with high temperature control precision.
[ background Art ]
The temperature controller is a series of automatic control elements which generate physical deformation in the switch according to the temperature change of the working environment so as to generate certain special effects and generate on or off actions, and is also called a temperature control switch, a temperature protector and a temperature controller, and is called a temperature controller for short. Or the temperature is transmitted to the temperature controller through the temperature protector, and the temperature controller sends out a switch command, so that the operation of the equipment is controlled to achieve the ideal temperature and energy saving effect. The temperature controller has a very wide application range and is applied to various products such as household appliances, motors, refrigeration or heating and the like according to different types of temperature controllers. The types of temperature controllers are more, and more common are (bimetal) snap-action temperature controllers and liquid expansion type temperature controllers.
However, the temperature range of the control temperature is generally more than 8 ℃ regardless of the sudden jump type temperature controller or the liquid expansion type temperature controller, which has the defects of low sensitivity and complex structure and high cost, is long in temperature span, and is difficult to be applied to various products such as household appliances, motors, refrigeration or heating, and the like, in particular to the requirements of higher temperature control accuracy and the cost pressure of lower market competition.
[ utility model ]
The utility model aims to overcome the defects of the prior art and provide the temperature controller which has high temperature control precision, can control the temperature range of the temperature to be reduced to 2 ℃, has short temperature span, simple structure, small volume and low cost.
The purpose of the utility model is realized in the following way:
the temperature controller is characterized by comprising a fixed rod, an upper fixed sheet, an elastic sheet component, a static sheet and a lower elastic sheet are fixed on the fixed rod from top to bottom, a first porcelain ring is arranged on the fixed rod between the upper fixed sheet and the elastic sheet component, a second porcelain ring is arranged on the fixed rod between the elastic sheet component and the static sheet, a third porcelain ring is arranged on the fixed rod at the lower end of the lower elastic sheet, an adjusting rod component is arranged on the upper fixed sheet, an adjusting rod component is arranged on the adjusting rod component and is abutted against the elastic sheet component, the static sheet is provided with a static sheet terminal, the elastic sheet component is provided with an elastic sheet terminal which can be abutted against the static sheet terminal, a porcelain column is arranged between the tail end of the lower elastic sheet and the tail end of the elastic sheet component, the fixed rod is also provided with a temperature sensing power component, and the temperature sensing power component is provided with an insulating piece which can push against the lower elastic sheet; the fixed rod is provided with a first terminal connected with the elastic piece assembly and a second terminal connected with the static piece.
The temperature controller with high temperature control precision is characterized in that the temperature sensing power assembly comprises a temperature sensing assembly fixing piece fixed at the bottommost end of the fixing rod, the third porcelain ring is arranged between the temperature sensing assembly fixing piece and the lower elastic piece, the temperature sensing assembly fixing piece is provided with a liquid expansion diaphragm capsule, and the insulating piece is arranged on the liquid expansion diaphragm capsule.
The temperature controller with high temperature control precision is characterized in that the temperature sensing power assembly comprises a temperature sensing assembly fixing piece, one end of the temperature sensing assembly fixing piece is connected with the upper fixing piece, the other end of the temperature sensing assembly fixing piece is connected with a temperature measuring tube, a temperature measuring rod is arranged in the temperature measuring tube, and an insulating piece is fixed at the front end of the temperature measuring rod.
The temperature controller with high temperature control precision is characterized in that the temperature sensing assembly fixing piece and the upper fixing piece are of an integrated structure.
The temperature controller with high temperature control precision is characterized in that the temperature sensing power assembly comprises a bimetallic strip fixed at the bottommost end of the fixed rod, the third porcelain ring is arranged between the bimetallic strip and the lower elastic sheet, and the insulating piece is arranged on the bimetallic strip.
The temperature controller with high temperature control precision is characterized in that the lower spring plate, the static plate and the second terminal are of an integrated structure, a round hole for the fixing rod to pass through is formed in the rear end of the lower spring plate, one section of the rear end of the lower spring plate extends out to form the second terminal, the front end of the lower spring plate extends out to form the spring plate, two ends of the rear end of the spring plate are punched downwards to form the lower spring plate first connecting rod and the lower spring plate second connecting rod, and the transverse straight piece in the middle of the lower spring plate first connecting rod and the lower spring plate second connecting rod forms the static plate.
The beneficial effects of the utility model are as follows:
the insulating piece of the utility model is propped against the center position of the lower spring piece to the position between the lower spring piece and the connecting position of the lower spring piece and the spring piece assembly, plays a role in amplifying the displacement lever during pushing, can further amplify the lever by adjusting the position according to actual needs, and has the effect of good temperature control precision. The whole volume of the temperature controller is optimally reduced, so that the temperature controller is reduced in volume, increased in use universality and high in sensitivity, the temperature range of the temperature can be controlled to be reduced to about 2 ℃, the temperature span is short, the structure is simple, and the cost is low.
One end of the elastic piece component and one end of the lower elastic piece are fixed on the fixed rod, and the extension part of the elastic piece component is made of elastic materials, so that the elastic piece component can deform and deflect and displace due to elastic stress change.
[ description of the drawings ]
Fig. 1 is a perspective view of a first embodiment of the present utility model;
fig. 2 is a perspective view of a second embodiment of the present utility model;
FIG. 3 is a perspective view of a third embodiment of the present utility model;
fig. 4 is a structural view of the lower spring plate of the present utility model.
[ detailed description ] of the utility model
The utility model is further described below with reference to the accompanying drawings:
the temperature controller with high temperature control precision comprises a fixed rod 1, an upper fixed plate 2, an elastic plate component 3, a static plate 4 and a lower elastic plate 5 are fixed on the fixed rod 1 from top to bottom, a first porcelain ring 7 is arranged on the fixed rod between the upper fixed plate 2 and the elastic plate component 3, a second porcelain ring 8 is arranged on the fixed rod between the elastic plate component 3 and the static plate 4, a third porcelain ring 9 is arranged on the fixed rod at the lower end of the lower elastic plate 5, an adjusting rod component 21 is arranged on the upper fixed plate 2, an adjusting rod 22 propped against the elastic plate component 3 is arranged on the adjusting rod component 21, a static plate terminal 41 is arranged on the static plate 4, an elastic plate terminal 31 propped against the static plate terminal 41 is arranged on the elastic plate component 3, a porcelain column 10 is arranged between the tail end of the lower elastic plate 5 and the tail end of the elastic plate component 3, a temperature sensing power component is also arranged on the fixed rod 1, and an insulating piece 61 capable of pushing the lower elastic plate 5 is arranged on the temperature sensing power component; the fixed rod 1 is provided with a first terminal 11 connected with the spring plate assembly 3 and a second terminal 12 connected with the static plate 4.
As shown in fig. 1, the temperature-sensing power assembly of the utility model comprises a temperature-sensing assembly fixing plate 6 fixed at the lowest end of a fixing rod, a third porcelain ring 9 is arranged between the temperature-sensing assembly fixing plate 6 and a lower elastic plate 5, a liquid expansion film box 62 is arranged on the temperature-sensing assembly fixing plate 6, and an insulating piece 61 is arranged on the liquid expansion film box 62.
As shown in fig. 2, the temperature-sensing power assembly of the present utility model includes a temperature-sensing assembly fixing plate 6 with one end connected with the upper fixing plate 2, the other end of the temperature-sensing assembly fixing plate 6 is connected with a temperature measuring tube 63, a temperature measuring rod 64 is disposed in the temperature measuring tube 63, and an insulating member 61 is fixed at the front end of the temperature measuring rod 64.
Wherein the temperature sensing assembly stator 6 and the upper stator 2 can be of an integral structure, which is convenient for processing and assembly.
As shown in fig. 3, the temperature-sensing power assembly of the present utility model includes a bimetal 60 fixed at the lowermost end of the fixing rod, a third porcelain ring 9 is disposed between the bimetal 60 and the lower spring plate 5, and an insulating member 61 is disposed on the bimetal 60.
As shown in fig. 4, the lower spring 5, the static plate 4 and the second terminal 12 of the present utility model are in an integral structure, a round hole 50 for the fixing rod to pass through is provided at the rear end of the lower spring 5, one side of the rear end of the lower spring 5 extends out to form the second terminal 12, the front end of the lower spring 5 extends out to form a spring, two ends of the rear end of the spring are punched downwards to form a lower spring first connecting rod 51 and a lower spring second connecting rod 52, and a transverse straight plate in the middle of the lower spring first connecting rod 51 and the lower spring second connecting rod 52 forms the static plate 4.
The spring assembly 3 of the present utility model has the same structure as the spring assembly in the conventional Wen Qiangqi, and includes a long spring 32 and a short spring 33, wherein one end of the long spring 32 is fixed to the fixing rod 1, the short spring 33 is fixed to the other end of the long spring 32, and the spring terminal 31 is disposed at the free end of the short spring 53.
As shown in fig. 1, when the temperature sensing probe connected with the liquid expansion diaphragm capsule 1 senses that the temperature rises during operation, working medium in the temperature sensing probe expands to push the liquid expansion diaphragm capsule to expand to generate displacement, the lower spring plate 5 is pushed by the insulating piece 61, the lower spring plate 5 pushes the short spring plate 33 of the spring plate assembly 3 to displace through the knob insulator 10 to store energy until the spring plate terminal of the short spring plate is separated from the static plate terminal 41 of the static plate 4, so that a circuit is disconnected; after the circuit is disconnected, when the temperature sensed by the temperature sensing probe is reduced, the working medium in the temperature sensing probe is contracted, meanwhile, the liquid expansion diaphragm box 1 is contracted, the lower elastic sheet 5 drives the short elastic sheet 33 to reset, and the short elastic sheet 33 drives the elastic sheet terminal 31 to reset and prop against the static sheet terminal 41 of the static sheet 4, so that the circuit is connected. The temperature sensing probe senses the temperature change, so that the spring plate assembly can work and store energy back and forth by the displacement required by the trigger switch, and the circuit is cut off and closed, thereby playing a role in controlling the temperature.
As shown in fig. 2, when the temperature measuring rod in the temperature measuring tube senses that the temperature rises during operation, the temperature measuring rod drives the insulating piece to push the lower spring plate 5, and the lower spring plate 5 pushes the short spring plate 33 of the spring plate assembly 3 to displace and store energy through the knob insulator 10 until the spring plate terminal of the short spring plate is separated from the static plate terminal 41 of the static plate 4, so that a circuit is disconnected; after the circuit is disconnected, when the temperature sensed by the temperature measuring rod is reduced, the temperature measuring rod drives the insulating piece to reset, the lower elastic piece 5 drives the short elastic piece 33 to reset, and the short elastic piece 33 drives the elastic piece terminal 31 to reset and prop against the static piece terminal 41 of the static piece 4, so that the circuit is connected.
As shown in fig. 3, the temperature-sensing power component of the present utility model is a bimetal 60, when the temperature of the bimetal 60 increases, the bimetal 60 drives the insulator 61 to push the lower spring 5, the lower spring 5 pushes the short spring 33 of the spring component 3 to displace and store energy through the knob insulator 10 until the spring terminal of the short spring is separated from the static terminal 41 of the static 4, so as to break the circuit; after the circuit is disconnected, when the temperature is reduced, the bimetallic strip 60 drives the insulating piece 61 to reset, the lower spring piece 5 drives the short spring piece 33 to reset, and the short spring piece 33 drives the spring piece terminal 31 to reset and prop against the static piece terminal 41 of the static piece 4 to complete the circuit.
The insulating part 91 of the utility model is propped up to the position between the center position of the lower spring plate and the connecting position of the lower spring plate and the spring plate assembly, plays a role in amplifying the displacement lever during pushing, and can adjust the position to further amplify the lever according to actual needs, thereby playing the effect of good temperature control precision.
One end of the elastic piece component and one end of the lower elastic piece are fixed on the fixed rod, and the extension part of the elastic piece component is made of elastic materials, so that the elastic piece component can deform and deflect and displace due to elastic stress change.
Claims (6)
1. The temperature controller with the high temperature control precision is characterized by comprising a fixed rod (1), wherein an upper fixing plate (2) is fixed on the fixed rod (1) from top to bottom, a spring plate component (3), a static plate (4) and a lower spring plate (5), a first porcelain ring (7) is arranged on the fixed rod (1) between the upper fixing plate (2) and the spring plate component (3), a second porcelain ring (8) is arranged on the fixed rod between the spring plate component (3) and the static plate (4), a third porcelain ring (9) is arranged on the fixed rod at the lower end of the lower spring plate (5), an adjusting rod component (21) is arranged on the upper fixing plate (2), an adjusting rod (22) which is propped against the spring plate component (3) is arranged on the adjusting rod component (21), a static plate terminal (41) is arranged on the static plate component (4), a spring plate terminal (31) which can be propped against the static plate terminal (41) is arranged on the spring plate component (3), a porcelain column (10) is connected between the tail end of the lower spring plate (5) and the tail end of the spring plate component (3), a temperature sensing power component is also arranged on the fixed rod (1), and the temperature sensing power component is provided with a spring plate (61) which can prop against the lower spring plate (61) and is arranged on the spring plate; the fixed rod (1) is provided with a first terminal (11) connected with the elastic sheet component (3) and a second terminal (12) connected with the static sheet (4).
2. The temperature controller with high temperature control precision according to claim 1, characterized in that the temperature sensing power component comprises a temperature sensing component fixing piece (6) fixed at the lowest end of the fixing rod, the third porcelain ring (9) is arranged between the temperature sensing component fixing piece (6) and the lower elastic piece (5), the temperature sensing component fixing piece (6) is provided with a liquid expansion film box (62), and the insulating piece (61) is arranged on the liquid expansion film box (62).
3. The temperature controller with high temperature control precision according to claim 1, characterized in that the temperature sensing power assembly comprises a temperature sensing assembly fixing piece (6) with one end connected with the upper fixing piece (2), the other end of the temperature sensing assembly fixing piece (6) is connected with a temperature measuring tube (63), a temperature measuring rod (64) is arranged in the temperature measuring tube (63), and an insulating piece (61) is fixed at the front end of the temperature measuring rod (64).
4. A thermostat with high temperature control accuracy according to claim 3, characterized in that the temperature sensing assembly fixing piece (6) and the upper fixing piece (2) are of an integral structure.
5. The temperature controller with high temperature control precision according to claim 1, wherein the temperature sensing power assembly comprises a bimetallic strip (60) fixed at the lowest end of the fixed rod, the third porcelain ring (9) is arranged between the bimetallic strip (60) and the lower spring plate (5), and the insulating piece (61) is arranged on the bimetallic strip (60).
6. The temperature controller with high temperature control precision according to claim 1, wherein the lower spring plate (5) is of an integrated structure with the static plate (4) and the second terminal (12), a round hole (50) for a fixing rod to pass through is formed in the rear end of the lower spring plate (5), one side of the rear end of the lower spring plate (5) extends out to form the second terminal (12), the front end of the lower spring plate (5) extends out to form a spring plate, two ends of the rear end of the spring plate are punched downwards to form a lower spring plate first connecting rod (51) and a lower spring plate second connecting rod (52), and a transverse straight plate in the middle of the lower spring plate first connecting rod (51) and the lower spring plate second connecting rod (52) forms the static plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223089352.8U CN218918724U (en) | 2022-11-19 | 2022-11-19 | Temperature controller with high temperature control precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223089352.8U CN218918724U (en) | 2022-11-19 | 2022-11-19 | Temperature controller with high temperature control precision |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218918724U true CN218918724U (en) | 2023-04-25 |
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ID=86012030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223089352.8U Active CN218918724U (en) | 2022-11-19 | 2022-11-19 | Temperature controller with high temperature control precision |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218918724U (en) |
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2022
- 2022-11-19 CN CN202223089352.8U patent/CN218918724U/en active Active
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