CN216353957U - Temperature controller with compact structure - Google Patents
Temperature controller with compact structure Download PDFInfo
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- CN216353957U CN216353957U CN202123010088.XU CN202123010088U CN216353957U CN 216353957 U CN216353957 U CN 216353957U CN 202123010088 U CN202123010088 U CN 202123010088U CN 216353957 U CN216353957 U CN 216353957U
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- temperature control
- circuit board
- temperature
- contact piece
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Abstract
The utility model belongs to the technical field of electric kettle accessories, and particularly relates to a temperature controller with a compact structure, which comprises a temperature control base, a first conductive piece, a second conductive piece, a temperature control circuit board and a mechanical anti-dry heating assembly fixed on the temperature control base, wherein an annular convex base is arranged on the upper surface of the temperature control base, and the first conductive piece and the second conductive piece are positioned in an inner cavity of the annular convex base; the temperature control base is provided with a circuit board caulking groove matched with the shape of the temperature control circuit board, and the temperature control circuit board is installed in the circuit board caulking groove. According to the utility model, the temperature control circuit board is directly assembled in the circuit board caulking groove formed on the temperature control base in the mechanical temperature controller, the structure is tightly matched, and the assembly is convenient.
Description
Technical Field
The utility model belongs to the technical field of electric kettle accessories, and particularly relates to a temperature controller with a compact structure.
Background
The temperature controller is a series of automatic control elements which are physically deformed in a switch according to the temperature change of a 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 as the temperature controller for short. Or the temperature protector transmits the temperature to the temperature controller, and the temperature controller sends out a switching command, so that the operation of the equipment is controlled to achieve the ideal temperature and energy-saving effect.
The traditional temperature controller that is used in on kettle is all by single mechanical type control by temperature change, and the function is more single, and can not boil according to the temperature that the user needs, in order to solve this problem, can additionally assemble electronic temperature controller and make both connect through the conductor wire on original mechanical temperature controller in the existing market, and the structure is complicated, assembles loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a temperature controller with compact structure.
The technical scheme adopted by the utility model is as follows: a temperature controller with a compact structure comprises a temperature control base, a first conductive piece, a second conductive piece, a temperature control circuit board and a mechanical anti-dry heating assembly fixed on the temperature control base, wherein an annular convex base is arranged on the upper surface of the temperature control base, and the first conductive piece and the second conductive piece are positioned in an inner cavity of the annular convex base; the temperature control base is provided with a circuit board caulking groove matched with the shape of the temperature control circuit board, and the temperature control circuit board is installed in the circuit board caulking groove.
The circuit board caulking groove is located control by temperature change base upper surface and annular boss periphery one side or is the annular setting along the annular boss outward.
The side wall of the embedded groove of the circuit board is provided with a plurality of limiting lugs, and the limiting lugs limit the temperature control circuit board to keep the temperature control circuit board in the embedded groove of the circuit board.
The limiting convex block is provided with a guide inclined plane which is convenient for the temperature control circuit board to be clamped into the area below the limiting convex block.
The temperature control circuit board is fixedly connected with the bottom surface and/or the side surface of the embedded groove of the circuit board in the temperature control base through a threaded fastener.
The temperature control base is provided with a first static contact piece, a second static contact piece, a first movable contact piece and a second movable contact piece, wherein the first movable contact piece is electrically connected with the first conductive piece, the second movable contact piece is electrically connected with the second conductive piece, the first movable contact piece is abutted against the first static contact piece, the second movable contact piece is abutted against the second static contact piece to form electrical connection, and the temperature control circuit board is connected with the first static contact piece and the second static contact piece.
The temperature control cover plate is provided with a push rod limiting through hole, a push rod is arranged in the push rod limiting through hole, the dry burning protection bimetallic strip is fixed on the fixed heat conducting frame, the fixed heat conducting frame is fixedly connected with the temperature control base, two ends of the push rod are respectively abutted against the dry burning protection bimetallic strip and the first movable contact strip, the first movable contact strip is kept connected with the first static contact strip at normal temperature, the dry burning protection bimetallic strip can deform to generate a dry burning protection function at first temperature to push the push rod to disconnect the first movable contact strip from the first static contact strip, and the first temperature is higher than the normal temperature.
The fixed heat conducting frame and the temperature control base are connected and fastened through a plurality of bolts.
The temperature control cover plate is provided with a fusing rod limiting through hole, the fusing rod is limited in the fusing rod limiting through hole, two ends of the fusing rod are respectively abutted against the fixed heat conduction frame and the second movable contact piece, the second movable contact piece is abutted against the second static contact piece to form electric connection at a first temperature, the fusing rod is reduced in length at a second temperature to generate a dry burning protection function, so that the second movable contact piece is disconnected with the second static contact piece under the self elastic action, and the dry burning protection bimetallic strip generates the dry burning protection function before the fusing rod.
The utility model has the following beneficial effects: according to the utility model, the temperature control circuit board is directly assembled in the circuit board caulking groove formed on the temperature control base in the mechanical temperature controller, the structure is tightly matched, and the assembly is convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an exploded view of one embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a temperature control base according to an embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a schematic structural view of a mechanical temperature control in an embodiment of the present invention;
in the figure, 1, a temperature control base; 101, embedding grooves of a circuit board; 102, an annular boss; 103, a limit bump; 104, a guide slope; 2, a first conductive member; 3, a second conductive member; 4, a temperature control circuit board; 5, a first static contact piece; 6, a second static contact piece; 7, a first movable contact spring; 8, a second movable contact spring; 9, dry-burning to protect the bimetallic strips; 10, fixing a heat conduction frame; 11, a temperature control cover plate; 1101, pushing a rod to limit the through hole; 1102, fusing a rod limiting through hole; 12, a push rod; 13, a bolt; and 14, fusing the rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, which are not described in any more detail in the following embodiments.
The terms of direction and position of the present invention, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer to the direction and position of the attached drawings. Accordingly, the use of directional and positional terms is intended to illustrate and understand the present invention and is not intended to limit the scope of the present invention.
As shown in fig. 1 and 2, a temperature controller with a compact structure includes a temperature control base 1, a first conductive member 2, a second conductive member 3, a temperature control circuit board 4, and a mechanical dry-heating preventing assembly fixed on the temperature control base 1, wherein an annular boss 102 is arranged on the upper surface of the temperature control base 1, and the first conductive member 2 and the second conductive member 3 are located in an inner cavity of the annular boss 102; the temperature control base 1 is provided with a circuit board caulking groove 101 matched with the shape of the temperature control circuit board 4, and the temperature control circuit board 4 is installed in the circuit board caulking groove 101. The circuit board caulking groove 101 is directly set up on the mechanical anti-dry heating component of the present installation machinery anti-dry heating component, and then the circuit board caulking groove 101 of the installation of the temperature control circuit board 4 is directly made, the structure is compact, and the installation is convenient.
The circuit board caulking groove 101 is located the temperature control base 1 upper surface and annular boss 102 periphery one side or is the annular setting along annular boss 102 outward. As shown in fig. 3, the circuit board insertion groove 101 of the present embodiment is located at one side of the outer periphery of the annular boss 102, and the position of the annular boss 102 may also be located at the central region or a position close to the central region of the temperature controlled base 1.
As shown in fig. 3, a plurality of limiting bumps 103 are disposed on the side wall of the circuit board caulking groove 101, and the limiting bumps 103 limit the temperature control circuit board 4 so that the temperature control circuit board 4 is kept in the circuit board caulking groove 101. Therefore, the circuit elements on the temperature control circuit board 4 can be prevented from being damaged due to the fact that the temperature control circuit board 4 moves greatly in the transportation and storage processes and other parts of the electric kettle collide.
As shown in fig. 4, the limiting bump 103 is provided with a guiding inclined surface 104 for the temperature control circuit board 4 to be clamped into the area below the limiting bump 103. This arrangement facilitates assembly.
In the attached drawings, the mounting mode of the temperature control circuit board 4 is snap-fit fixing, and can also be other conventional modes for mounting and fixing circuit boards, for example: the temperature control circuit board 4 is fixedly connected with the temperature control base 1 by adopting a threaded fastener such as a screw, a screw hole is arranged on the bottom surface and/or the side surface of the circuit board caulking groove 101 for fixing and assembling the temperature control circuit board 4, preferably, the screw hole is arranged on the temperature control circuit board 4, and the temperature control circuit board 4 is fixed on the bottom surface of the circuit board caulking groove 101 in the temperature control base 1.
As shown in fig. 2, the bottom of the temperature control base 1 is assembled with a first static contact piece 5, a second static contact piece 6, a first movable contact piece 7 electrically connected with the first conductive piece 2, and a second movable contact piece 8 electrically connected with the second conductive piece 3, the first movable contact piece 7 is abutted against the first static contact piece 5 to form an electrical connection, the second movable contact piece 8 is abutted against the second static contact piece 6 to form an electrical connection, and the temperature control circuit board 4 is connected with the first static contact piece 5 and the second static contact piece 6.
As shown in fig. 5, the temperature control device further comprises a dry-burning protection bimetallic strip 9, a fixed heat conduction frame 10 and a temperature control cover plate 11, wherein a push rod limiting through hole 1101 is formed in the temperature control cover plate 11, a push rod 12 is arranged in the push rod limiting through hole 1101, the dry-burning protection bimetallic strip 9 is fixed on the fixed heat conduction frame 10, the fixed heat conduction frame 10 is fixedly connected with the temperature control base 1, two ends of the push rod 12 are respectively abutted against the dry-burning protection bimetallic strip 9 and the first movable contact 7, the first movable contact 7 is kept connected with the first static contact 5 at a normal temperature, the dry-burning protection bimetallic strip 9 can deform to push the push rod 12 to disconnect the first movable contact 7 from the first static contact 5 at a first temperature, and the first temperature is higher than the normal temperature.
The fixed heat conducting frame 10 and the temperature control base 1 are connected and fastened through a plurality of bolts 13.
The safety fuse device is characterized by further comprising a fusing rod 14, a fusing rod limiting through hole 1102 is formed in the temperature control cover plate 11, the fusing rod 12 is limited in the fusing rod limiting through hole 1102, two ends of the fusing rod 14 are respectively abutted and fixed with the heat conduction frame 10 and the second movable contact piece 8, the second movable contact piece 8 is abutted to the second static contact piece 6 to form electric connection at a first temperature, the length of the fusing rod 14 is reduced at a second temperature, the second movable contact piece 8 is disconnected with the second static contact piece 6 under the self elastic action, and the dry burning protection bimetallic strip 9 has a dry burning protection function before the fusing rod 14.
In this embodiment, the fixed heat conducting frame is made of iron material, the push rod 12 is made of insulating rigid material, and can be made of ceramic material, and will not deform at high temperature, the fusing rod 14 is made of insulating hot-melt material, and will melt at high temperature, wherein the normal temperature refers to the temperature in the normal use state, i.e. the temperature in the normal water boiling state without dry burning state, i.e. at normal temperature, the fusing action does not occur, the first temperature refers to the temperature at which the dry burning phenomenon can be determined to occur, the temperature at which the dry burning protection bimetallic strip 9 deforms to play the dry burning protection role is lower than the temperature at which the fusing action occurs at the fusing rod 12, when the dry burning protection bimetallic strip 9 normally fuses, after normal power failure, the temperature can continuously decrease until the normal temperature, the fusing rod 12 will not melt, and when the dry burning protection bimetallic strip 9 fails and the fusing action does not normally occur (for example, after long-time use, the dry burning protection bimetallic strip 9 deforms to normally push the push rod 12 to push the first movable contact strip 12 to make the first movable contact strip 9 not normally push the first movable contact strip to cause the fusing action 7 is disconnected with the first static contact 5), the electric kettle is still in a dry burning state, the temperature of the fusing rod 12 is continuously increased to the second temperature, the fusing rod 12 is partially fused and shortened to have fusing function, and double guarantee is achieved.
The normal temperature, the first temperature and the second temperature can be set reasonably as required by those skilled in the art.
The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the utility model is not limited by the scope of the appended claims.
Claims (9)
1. A temperature controller with a compact structure comprises a temperature control base (1), a first conductive piece (2), a second conductive piece (3), a temperature control circuit board (4) and a mechanical anti-dry heating assembly fixed on the temperature control base (1), wherein an annular convex base (102) is arranged on the upper surface of the temperature control base (1), and the first conductive piece (2) and the second conductive piece (3) are positioned in the inner cavity of the annular convex base (102); the method is characterized in that: be equipped with on control by temperature change base (1) with circuit board caulking groove (101) of control by temperature change circuit board (4) shape adaptation, control by temperature change circuit board (4) are installed in circuit board caulking groove (101).
2. A compact thermostat according to claim 1 wherein: the circuit board caulking groove (101) is located temperature control base (1) upper surface and annular boss (102) periphery one side or is the annular setting along annular boss (102) outward.
3. A compact thermostat according to claim 2 wherein: the side wall of the circuit board caulking groove (101) is provided with a plurality of limiting lugs (103), and the limiting lugs (103) limit the temperature control circuit board (4) to keep the temperature control circuit board (4) in the circuit board caulking groove (101).
4. A compact thermostat according to claim 3 wherein: the limiting convex block (103) is provided with a guide inclined plane (104) which is convenient for the temperature control circuit board (4) to be clamped into the area below the limiting convex block (103).
5. A compact thermostat according to claim 1 wherein: the temperature control circuit board (4) is fixedly connected with the bottom surface and/or the side surface of the circuit board caulking groove (101) in the temperature control base (1) through a threaded fastener.
6. A compact thermostat according to claim 1 wherein: the temperature control base (1) is provided with a first static contact piece (5), a second static contact piece (6), a first movable contact piece (7) electrically connected with the first conductive piece (2) and a second movable contact piece (8) electrically connected with the second conductive piece (3) at the bottom, the first movable contact piece (7) is abutted against the first static contact piece (5) to form electrical connection, the second movable contact piece (8) is abutted against the second static contact piece (6) to form electrical connection, and the temperature control circuit board (4) is connected with the first static contact piece (5) and the second static contact piece (6).
7. A compact thermostat according to claim 6, wherein: the temperature control device is characterized by further comprising a dry burning protection bimetallic strip (9), a fixed heat conducting frame (10) and a temperature control cover plate (11), wherein a push rod limiting through hole (1101) is formed in the temperature control cover plate (11), a push rod (12) is arranged in the push rod limiting through hole (1101), the dry burning protection bimetallic strip (9) is fixed on the fixed heat conducting frame (10), the fixed heat conducting frame (10) is fixedly connected with the temperature control base (1), two ends of the push rod (12) are respectively abutted against the dry burning protection bimetallic strip (9) and a first movable contact strip (7), the first movable contact strip (7) is kept connected with the first static contact strip (5) at a normal temperature, the dry burning protection bimetallic strip (9) can deform to generate a dry burning protection function to push the push rod (12) to disconnect the first movable contact strip (7) from the first static contact strip (5) at the first temperature, and the first temperature is higher than the normal temperature.
8. A compact thermostat according to claim 7 wherein: the fixed heat conducting frame (10) and the temperature control base (1) are connected and fastened through a plurality of bolts (13).
9. A compact thermostat according to claim 7 wherein: the temperature control device is characterized by further comprising a fixed heat conduction frame (10), a temperature control cover plate (11) and a fusing rod (14), wherein a fusing rod limiting through hole (1102) is formed in the temperature control cover plate (11), the fusing rod (14) is limited in the fusing rod limiting through hole (1102), two ends of the fusing rod (14) are respectively abutted against the fixed heat conduction frame (10) and the second movable contact piece (8), the second movable contact piece (8) is abutted against the second static contact piece (6) to form electric connection at a first temperature, the length of the fusing rod (14) is reduced at a second temperature to generate a dry burning protection function, so that the second movable contact piece (8) is disconnected from the second static contact piece (6) under the self elastic action, and the dry burning protection bimetallic strip (9) generates the dry burning protection function before the fusing rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123010088.XU CN216353957U (en) | 2021-11-30 | 2021-11-30 | Temperature controller with compact structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123010088.XU CN216353957U (en) | 2021-11-30 | 2021-11-30 | Temperature controller with compact structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216353957U true CN216353957U (en) | 2022-04-19 |
Family
ID=81156979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123010088.XU Active CN216353957U (en) | 2021-11-30 | 2021-11-30 | Temperature controller with compact structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216353957U (en) |
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2021
- 2021-11-30 CN CN202123010088.XU patent/CN216353957U/en active Active
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