CN210006669U

CN210006669U - manual reset kick type temperature controller

Info

Publication number: CN210006669U
Application number: CN201921231013.4U
Authority: CN
Inventors: 黄普添
Original assignee: Guangdong Huilaide Temperature Controller Co Ltd
Current assignee: Guangdong Huilaide Temperature Controller Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-01-31
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses an manual reset kick type temperature controller, middle binding post, binding post and second binding post's inner all sets up in the casing, the casing is extended to binding post and second binding post's outer end, binding post's inner is connected through electrically conductive shell fragment respectively at middle binding post's both ends, second binding post's inner, overheat protection subassembly and automatic reset overheat protection subassembly's end are located in the temperature sensing area, end is put on electrically conductive shell fragment in addition, this kind of multifunctional temperature controller, overheat protection subassembly and automatic reset overheat protection subassembly pass through temperature sensing area detection temperature jointly, overheat protection subassembly makes times nature disconnection that binding post and middle binding post are connected, automatic reset overheat protection subassembly control second binding post and the switching of middle binding post connection, realize recoverable outage simultaneously, the purpose of times's outage, manual reset device resets overheat protection subassembly, prolong overheat protection subassembly life.

Description

manual reset kick type temperature controller

Technical Field

The utility model relates to a temperature controller technical field specifically is kinds of manual sudden jump formula temperature controllers that reset.

Background

The traditional temperature controller only has times of power-off functions or only has recoverable power-off functions, and for devices which need times of power-off and recoverable power-off simultaneously, such as an electric kettle and the like, two temperature fuses (a fuse with times of power-off functions and a fuse with recoverable power-off functions) need to be installed respectively, so that the traditional temperature controller is troublesome, in addition, the fuse with times of power-off functions needs to be replaced after being fused, so that the traditional temperature controller can be continuously used, the replacement operation is not easy, the fuse with times of power-off functions is not easy to maintain, and the traditional.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide can realize the outage of recoverable outage, times nature simultaneously, but the multi-functional temperature controller that the outage of times nature was manually reset.

The purpose of the utility model is realized like this:

A manual reset snap-action temperature controller comprises a shell, a connecting terminal, a conductive elastic sheet, an overheating protection assembly, an automatic reset overheating protection assembly and a manual reset device, wherein the connecting terminal comprises a connecting terminal, a second connecting terminal and a middle connecting terminal, the middle connecting terminal is arranged in the shell, the inner ends of a th connecting terminal and a second connecting terminal are arranged in the shell, the outer ends of a th connecting terminal and a second connecting terminal extend out of the shell, the two ends of the middle connecting terminal are respectively connected with the inner end of a th connecting terminal and the inner end of the second connecting terminal through the conductive elastic sheet, a temperature sensing region is arranged on the side of a , the ends of the overheating protection assembly and the automatic reset overheating protection assembly are arranged in the temperature sensing region, another end is arranged on the conductive elastic sheet, when the overheating protection assembly and the automatic reset overheating protection assembly act, the conductive elastic sheet is disconnected between the th connecting terminal and the middle connecting terminal and/or between the second connecting terminal and the middle connecting terminal, the end of the manual reset device extends out of the shell, when the other end of the overheating protection assembly acts on the manual reset device, the manual reset assembly, the overheating protection assembly and the second connecting terminal assembly can be indirectly connected with the overheating protection assembly, and the overheating protection assembly, thereby the overheating protection assembly can be indirectly connected by the manual reset device, and the overheating protection assembly, and the overheating.

The purpose of the utility model can also adopt the following technical measures to solve:

, a accommodating cavity and a second accommodating cavity are arranged in the shell corresponding to the temperature sensing area, the accommodating cavity and the second accommodating cavity are separated from the inner cavity of the shell, the accommodating cavity is used for accommodating the overheating protection component, and the second accommodating cavity is used for accommodating the automatic reset type overheating protection component, the accommodating cavity and the second accommodating cavity are used for fixing the overheating protection component and the automatic reset type overheating protection component, and the overheating protection component and the automatic reset type overheating protection component are isolated from the inner cavity of the shell, so that the influence of the overheating protection component and the automatic reset type overheating protection component on a wiring terminal in the shell is avoided.

, the overheating protection assembly includes a bimetallic strip, a passive strip and a 0 push rod, the passive strip and a 1 bimetallic strip are arranged in a 2 accommodating cavity, a 3 bimetallic strip abuts against the temperature sensing area, the passive strip is arranged between a 4 bimetallic strip and a 5 push rod, an 7 end of a 6 push rod is arranged in a accommodating cavity and abuts against or is close to the passive strip, the other end extends into an inner cavity of the shell and is arranged on the conductive elastic sheet, the bimetallic strip temperature sensing deformation drives the passive strip to deform, the passive strip pushes the conductive elastic sheet to move through a push rod, the bimetallic strip exceeds a preset value in detected temperature, the bimetallic strip pushes the conductive elastic sheet through the passive strip and a push rod, so that the conductive elastic sheet is separated from the terminal, the purpose of power failure is realized, and the deformation of the passive strip is self-recovery, therefore, the power failure is permanent passive strip under the action of times without external force, the overheating protection assembly can be reset after being used normally, and the service life of the overheating protection assembly can be prolonged.

, the self-reset overheat protection assembly includes a second double metal sheet and a second push rod, the second double metal sheet is disposed in a second containing cavity, the second double metal sheet is abutted against the temperature sensing region, the end of the second push rod is disposed in the second containing cavity and abutted against or close to the second double metal sheet, the other end extends into the inner cavity of the housing and is disposed on the conductive elastic sheet, the second double metal sheet acts to push the second push rod to move towards the conductive elastic sheet so that the second push rod pushes the conductive elastic sheet to move, the second double metal sheet deforms when the detected temperature reaches a preset value, the second double metal sheet deforms to push the conductive elastic sheet through the second push rod so that the conductive elastic sheet is separated from the terminal, thereby achieving the purpose of power failure, after the temperature of the second double metal sheet recovers, the deformation recovers, the conductive elastic sheet pushes the push rod to move and reset through the elasticity of the conductive elastic sheet and is abutted against the terminal again, thereby the power failure is repeatable many times.

, the casing comprises an upper cover, a middle frame and a base, the upper cover and the base are connected by a buckle to clamp the middle frame, the wiring terminal is fixed on the base, and the base is provided with a terminal interface corresponding to the wiring terminal.

, extending the top of the terminal interface to form a slot, and inserting the pins into the slots after the middle frame is mounted on the base, wherein the slots are designed to facilitate mounting of the wiring terminal, the middle frame is firmly fixed, and has limit and guide functions for the temperature sensing morpheme and the reset component.

, upper bulges are respectively arranged on the top surface of the upper cover corresponding to the overheating protection component and the automatic reset type overheating protection component in an upward protruding mode, lower bulges are arranged on the peripheries of the upper bulges in a downward protruding mode towards the inner cavity of the shell, upper grooves are arranged on the top surface of the upper cover corresponding to the lower bulges, the upper bulges and the upper grooves form the temperature sensing area, step grooves are arranged on the top surface of the middle frame corresponding to the temperature sensing area, guide portions extend towards the inner cavity of the shell from the bottoms of the step grooves, ends of the overheating protection component and the automatic reset type overheating protection component are fixed with the lower bulges through step surfaces of the step grooves , the ends of the overheating protection component and the automatic reset type overheating protection component enter the inner cavity of the shell through the guide portions, the temperature of the upper bulges is transmitted to the overheating protection component and the automatic reset type overheating protection component through the lower bulges, the temperature is detected more accurately, the heat transmitted to the other upper covers by the upper grooves is reduced, the heat is.

, the conductive elastic sheet is respectively and fixedly connected with the connecting terminal and the second connecting terminal, or the conductive elastic sheet is respectively and fixedly connected with the two ends of the middle connecting terminal, the connecting terminal and the second connecting terminal are respectively and integrally formed with the conductive elastic sheet , so that the conductive elastic sheet and the middle connecting terminal can be conveniently opened and closed, or the two ends of the middle connecting terminal are respectively and integrally formed with the conductive elastic sheet , so that the conductive elastic sheet, the connecting terminal and the second connecting terminal can be conveniently opened and closed.

And , the manual reset device is arranged below the overheating protection component, and the conductive elastic sheet is arranged between the manual reset device and the overheating protection component.

, arranging the manual reset device in T shape with its lower end going out of the shell and its top in the shell, arranging a limit part on the side wall of the inner cavity of the shell corresponding to the two ends of the top of the manual reset device, matching the limit part with the two ends of the top of the manual reset device in concave-convex mode to make the top of the manual reset device move towards the conductive elastic piece.

The utility model has the advantages as follows:

(1) this kind of manual reset kick type temperature controller, overheat protection subassembly and automatic reset overheat protection subassembly pass through temperature sensing area detection temperature jointly, wherein, overheat protection subassembly makes the sex disconnection that binding post and intermediate junction terminal are connected, the switching that automatic reset overheat protection subassembly control second binding post and intermediate junction terminal are connected, thereby realize the outage of automatic recovery simultaneously, the purpose of sex outage, manual resetting means can make the overheat protection subassembly reset, the overheat protection subassembly can continue to use.

(2) Furthermore, the manual reset device can directly push the conductive elastic sheet to reset and indirectly push the overheating protection component to reset by utilizing the conductive elastic sheet, and certainly, the manual reset device can also directly push the overheating protection component to reset, and the conductive elastic sheet automatically resets under the action of the elastic force.

(3) Secondly, go up bellied temperature and transmit for overheat protection subassembly and automatic reset formula overheat protection subassembly through protruding down, it is more accurate to detect the temperature, goes up the recess and reduces the heat that the arch transmitted to all the other upper covers, and the transmission of guide heat is to the arch down, goes up arch, lower arch and ladder groove and constitutes jointly holding chamber or second holding chamber, holding chamber and the fixed overheat protection subassembly of second holding chamber and automatic reset formula overheat protection subassembly to make overheat protection subassembly and automatic reset formula overheat protection subassembly keep apart with the casing inner chamber, avoid it to lead to the fact the influence to binding post in the casing.

(4) In addition, the conductive elastic sheet is respectively arranged with the th wiring terminal and the second wiring terminal, or the conductive elastic sheet is respectively arranged with the middle wiring terminal, and the overheating protection assembly and the automatic resetting type overheating protection assembly can more easily control the connection and disconnection of the conductive elastic sheet and the wiring terminals.

Drawings

Fig. 1 is a perspective view of the manual reset kick type temperature controller of the present invention.

Fig. 2 is a perspective view (another view) of the manual reset kick type temperature controller of the present invention.

Fig. 3 is an exploded view of an embodiment of a manual reset kick type thermostat.

Fig. 4 is a schematic cross-sectional view of an embodiment of a manual reset snap-action thermostat.

Fig. 5 is a schematic cross-sectional view of another of an embodiment of a manual reset snap-action thermostat.

Detailed Description

The present invention is further described in with reference to the following drawings and examples:

embodiment , refer to fig. 1-5, manual reset kick type temperature controllers include a housing 1, a connection terminal 2, a conductive elastic piece 3, an overheat protection component 4, and an automatic reset overheat protection component 5, where the housing 1 includes an upper cover 11, a middle frame 12, and a base 13, a terminal interface 14 is disposed on a side wall of the base 13, a top of the terminal interface 14 extends out of the base 13 to form a slot, the connection terminal 2 is fixed on the slot by a screw, pins 120 are disposed on bottom surfaces of two ends of the middle frame 12 respectively corresponding to the slot, and after the middle frame 12 is mounted on the base 13, the pins 120 are inserted into the corresponding slots.

The top surface of the upper cover 11 is provided with an upper protrusion 111 protruding upwards corresponding to the overheating protection component 4 and the automatic reset type overheating protection component 5 respectively, the periphery of the upper protrusion 111 is provided with a lower protrusion 112 protruding downwards towards the inner cavity of the housing, the top surface of the upper cover 11 is provided with an upper groove 113 corresponding to the lower protrusion 112, the upper protrusion 111 and the upper groove 113 form the temperature sensing area, the top surface of the middle frame 12 is provided with a step groove 121 corresponding to the temperature sensing area respectively, the bottom of the step groove 121 extends towards the inner cavity of the housing 1 to form a guide part 122, the upper cover 11 and the base 13 are connected in a buckling mode to clamp the middle frame 12, an accommodating cavity 40 and a second accommodating cavity 50 are formed among the upper protrusion 111, the lower protrusion 112 and the step groove 121, the accommodating cavity 40 and the second accommodating cavity 50 are separated from the inner cavity of the housing 1, the overheating protection component 4 is placed in the accommodating cavity 40, the automatic reset type overheating protection component 5 is placed.

The connecting terminal 2 comprises a -th connecting terminal 21, a second connecting terminal 22, a third connecting terminal 23 and a middle connecting terminal 20, the middle connecting terminal 20 is arranged in the shell 1, inner ends of the -th connecting terminal 21, the second connecting terminal 22 and the third connecting terminal 23 are all arranged in the shell 1, outer ends of the -th connecting terminal 21, the second connecting terminal 22 and the third connecting terminal 23 extend out of the shell 1, the third connecting terminal 23 and the middle connecting terminal 20 are integrally formed, conductive elastic sheets 3 are respectively fixed at two ends of the middle connecting terminal 20, the conductive elastic sheets 3 and the middle connecting terminal 20 are integrally formed, movable ends of the conductive elastic sheets 3 are provided with movable contacts, inner ends of the -th connecting terminal 21 and the second connecting terminal 22 are provided with fixed contacts, the fixed contacts of the -th connecting terminal 21 are arranged above the movable contacts of the conductive elastic sheets 3, the fixed contacts of the second connecting terminal 22 are arranged above the movable contacts of the conductive elastic sheets 3, and the movable contacts of the conductive elastic sheets 3 are enabled to have upward moving tendency under normal state, and the movable contacts of the -.

The overheating protection assembly 4 comprises an th bimetallic strip 41, a th push rod 42 and a driven strip 43, preferably, the deformation of the 0 th bimetallic strip 41 automatically recovers after the temperature is reduced, the deformation of the driven strip 43 cannot recover automatically, the 1 th push rod 42 is made of an insulating material, preferably, a porcelain rod, the 2 th bimetallic strip 41 is tightly attached to the top surface of the driven strip 43, the two 3 are arranged in the accommodating cavity 40 and clamped and fixed by the stepped surface of the stepped groove 121 and the lower bulge 112, the upper end of the th push rod 42 is arranged in the accommodating cavity 40, the th push rod 42 is abutted against or close to the bottom surface of the driven strip 43 (if a gap is reserved between the th push rod 42 and the driven strip 43, the size of the gap is within the deformation range of the driven strip 43), the lower end of the th push rod 42 passes through the guide portion 122 and extends into the inner cavity of the housing 1 and is abutted against the conductive elastic strip 3, the th bimetallic strip 41 drives the driven strip to deform, the driven strip 41 to push the to disconnect the conductive elastic strip 20.

The manual reset device 6 is arranged below the overheating protection assembly 4, the conductive elastic sheet 3 is arranged between the manual reset device and the overheating protection assembly, the manual reset device 6 is integrally T-shaped, the lower end of the manual reset device penetrates out of the shell 1, the top of the manual reset device is arranged in the shell 1, the side wall of the inner cavity of the shell 1 corresponds to two ends of the top of the manual reset device 6 and is provided with a limiting portion 130, and the limiting portion 130 is in concave-convex fit with two ends of the top of the manual reset device 6 so that the top of the manual reset device.

In this embodiment, two opposite side walls of the inner cavity of the housing 1 are both provided with vertical guide grooves, and two vertical limit protrusions are provided on the same side wall , the guide grooves are formed by cavities between the two limit protrusions, the guide grooves on the two side walls form the limit portion 130, and two ends of the manual reset device 6 are respectively inserted into the guide grooves.

The self-resetting overheating protection assembly 5 includes a second bimetal 51 and a second push rod 52, the deformation of the second bimetal 51 automatically recovers after the temperature is reduced, the second push rod 52 is made of an insulating material, preferably a porcelain rod, the second bimetal 51 is disposed in the second accommodating cavity 50 and is clamped and fixed by the step surface of the step groove 121 and the lower protrusion 112, the upper end of the second push rod 52 is disposed in the second accommodating cavity 50, the second push rod 52 abuts against or is close to the second bimetal 51 (if a gap is left between the second bimetal 51 and the second push rod 52, the size of the gap should be within the deformation range of the second bimetal 51), the lower end of the second push rod passes through the guide portion 122 and extends into the inner cavity of the housing 1 and abuts against the conductive elastic sheet 3, and the second bimetal 51 acts to push the second push rod 52 to move down, so as to disconnect the conductive elastic sheet 3 and the middle connection terminal 20.

The working principle is that the manual reset kick type temperature controller is fixed below an object to be measured, for example, a heating plate of an electric kettle, the heating plate is attached to a temperature sensing area, an wiring terminal 21 and a second wiring terminal 22 are respectively connected with a power line of the electric kettle, and the temperature of the heating plate is transmitted to an overheating protection component and an automatic reset type overheating protection component through an upper bulge 111 and a lower bulge 112.

When the temperature of the heating plate is higher than the temperature threshold of the self-resetting overheating protection component 5, the temperature threshold is 100 degrees centigrade in general, the center of the second double-metal sheet 51 is concave downward and pushes the second push rod 52 to move downward, the second push rod 52 pushes the movable contact of the conductive elastic sheet 3 to be far away from the fixed contact of the middle wiring terminal 20, power failure is realized, when the temperature of the second double-metal sheet 51 is recovered, the shape of the second double-metal sheet 51 is recovered, the elastic force of the conductive elastic sheet 3 pushes the second push rod 52 to reset, and the movable contact of the conductive elastic sheet 3 is abutted against the fixed contact of the middle wiring terminal 20, and power supply recovery is realized.

If the automatic reset type overheating protection component 5 fails, the temperature of the heating disc is higher than the temperature threshold of the overheating protection component 4, for example, 120 ℃, when the kettle is normally burnt, the th bimetallic strip 41 is sunken in the center and pushes the th push rod 42 to move downwards, the th push rod 42 pushes the movable contact of the conductive elastic sheet 3 to be far away from the fixed contact of the middle wiring terminal 20, so that power failure is realized, when the th bimetallic strip 41 recovers, the th bimetallic strip 41 cannot recover in shape, the elastic force of the conductive elastic sheet 3 cannot push the th push rod 42 to reset, namely, the movable contact of the conductive elastic sheet 3 is separated from the fixed contact of the middle wiring terminal 20, so that power failure cannot be recovered, and therefore, the power utilization safety during kettle maintenance is.

When the kettle is confirmed to be continuously used, the manual reset device 6 is pressed down, the manual reset device 6 pushes the conductive elastic sheet 3 to move upwards, so that a movable contact of the conductive elastic sheet 3 is abutted to a static contact of the middle wiring terminal 20, power supply is recovered, meanwhile, the conductive elastic sheet 3 also pushes the th push rod 42 to move upwards when moving upwards, the top of the th push rod 42 pushes the driven sheet 43 to deform and reset, the overheating protection component 4 is recovered to be normal, and the overheating protection component 4 continuously protects the safety of the kettle.

The second embodiment is different from the second embodiment in that the conductive elastic piece 3 is fixedly connected to the inner ends of the terminal 21 and the second terminal 22, respectively, that is, the conductive elastic piece 3 is arranged with the terminal 21 and the conductive elastic piece 3 is arranged with the second terminal 22 , the movable end of the conductive elastic piece 3 is provided with a movable contact, the two ends of the middle terminal 20 are provided with a fixed contact, respectively, the movable contact of the conductive elastic piece 3 connected with the terminal 21 is arranged below the fixed contact of the middle terminal 20, the movable contact of the conductive elastic piece 3 connected with the second terminal 22 is arranged below the fixed contact of the middle terminal 20, and in a normal state, the movable contact tends to move upwards due to the elastic force of the conductive elastic piece 3, so that the movable contact of the conductive elastic piece 3 is kept in contact with the fixed contact of the middle terminal 20.

Of course, the user can also select to connect the th connection terminal 21 and the third connection terminal 23 to the power circuit, or connect the second connection terminal 22 and the third connection terminal 23 to the power circuit, so that the power circuit only has the times power-off protection function of the overheating protection component 4, the manual reset function, or the automatic reset power-off protection function of the automatic reset type overheating protection component 5.

Claims

The manual reset kick type temperature controller is characterized by comprising a shell (1), a connecting terminal (2), a conductive elastic sheet (3), an overheating protection assembly (4), an automatic reset overheating protection assembly (5) and a manual reset device (6), wherein the connecting terminal (2) comprises a connecting terminal (21), a second connecting terminal (22) and a middle connecting terminal (20), the middle connecting terminal (20) is arranged in the shell (1), the inner ends of the 0 connecting terminal (21) and the second connecting terminal (22) are arranged in the shell (1), the outer ends of the 1 connecting terminal (21) and the second connecting terminal (22) extend out of the shell (1), the two ends of the middle connecting terminal (20) are respectively connected with the inner end of the connecting terminal (21) through the conductive elastic sheet (3), the inner end of the second connecting terminal (22), the side of the shell (1) is provided with a temperature sensing zone, the ends of the overheating protection assembly (4) and the automatic reset overheating protection assembly (5) are arranged in the temperature sensing zone (), the overheating protection assembly (4835) is connected with the second connecting terminal (21) through the conductive elastic sheet (3), and the manual reset device (3876), and the middle connecting terminal (20) and the overheating protection assembly (3) is connected with the manual reset device (3876), and the overheating protection assembly (5), and the manual reset device (3) and the middle connecting terminal (3) and the manual reset device (3876) and the manual reset device (3) and the manual reset device (3876).
2. The manual reset kick type thermostat according to claim 1, wherein the housing (1) is provided with a th accommodating cavity (40) and a second accommodating cavity (50) corresponding to the temperature sensing region, the th accommodating cavity (40) and the second accommodating cavity (50) are separated from the inner cavity of the housing (1), the th accommodating cavity (40) is provided with the overheating protection component (4), and the second accommodating cavity (50) is provided with the automatic reset overheating protection component (5).
3. The manual reset kick type temperature controller according to claim 2, wherein the overheating protection assembly (4) comprises a th bimetallic strip (41), a passive strip (43) and a th push rod (42), the passive strip (43) and a 0 th bimetallic strip (41) are disposed in the 1 th accommodating cavity (40), the 2 th bimetallic strip (41) abuts against the temperature sensing area, the passive strip (43) is disposed between the th bimetallic strip (41) and the th push rod (42), the push rod (42) end is disposed in the th accommodating cavity (40) and abuts against or is close to the passive strip (43), the other end extends into the inner cavity of the housing (1) and is disposed on the conductive elastic strip (3), the th bimetallic strip (41) deforms to drive the passive strip (43) to deform, and the passive strip pushes the conductive elastic strip (3) to move through the th push rod (42).
4. The manual reset kick type temperature controller as claimed in claim 1, wherein the automatic reset overheat protection assembly (5) comprises a second bimetallic strip (51) and a second push rod (52), the second bimetallic strip (51) is disposed in the second accommodating cavity (50), the second bimetallic strip (51) abuts against the temperature sensing region, the end of the second push rod (52) is disposed in the second accommodating cavity (50) and abuts against or is close to the second bimetallic strip (51), the other end extends into the inner cavity of the housing (1) and is disposed on the conductive elastic sheet (3), and the second bimetallic strip (51) acts to push the second push rod (52) to move towards the conductive elastic sheet (3) so that the second push rod (52) pushes the conductive elastic sheet (3) to move.
5. A manual reset kick type thermostat according to claim 1, wherein the housing (1) comprises an upper cover (11), a middle frame (12) and a base (13), the upper cover (11) and the base (13) are connected by a snap fit to clamp the middle frame (12), the connecting terminal (2) is fixed on the base (13), and the base (13) is provided with a terminal interface (14) corresponding to the connecting terminal (2).
6. The manual reset kick type thermostat of claim 5, wherein the terminal interface (14) has a top portion extending out of the base (13) to form a slot, the bottom surface of the middle frame (12) is correspondingly provided with the pins (120), and the pins (120) are inserted into the corresponding slots after the middle frame (12) is mounted on the base (13).
7. The manual reset snap-action temperature controller according to claim 5, wherein the top surface of the upper cover (11) is upwardly protruded corresponding to the overheating protection component (4) and the automatic reset overheating protection component (5) respectively, a lower protrusion (112) is protruded from the periphery of the upper protrusion (111) to the inner cavity of the housing (1) in a downward direction, an upper groove (113) is formed in the top surface of the upper cover (11) corresponding to the lower protrusion (112), the upper protrusion (111) and the upper groove (113) form the temperature sensing region, a stepped groove (121) is formed in the top surface of the middle frame (12) corresponding to the temperature sensing region, a guide part (122) extends from the bottom of the stepped groove (121) to the inner cavity of the housing (1), the ends of the overheating protection component (4) and the automatic reset overheating protection component (5) are fixed with the lower protrusion (112) through the stepped surface of the stepped groove (121), and the other end enters the inner cavity of the housing (1) through the guide part (122.
8. The manual reset snap-action temperature controller according to claim 1, wherein the conductive elastic sheet (3) is fixedly connected with the th connection terminal (21) and the second connection terminal (22), or the conductive elastic sheet (3) is fixedly connected with two ends of the middle connection terminal (20).
9. The manual reset kick type temperature controller as claimed in claim 1, wherein the manual reset device (6) is disposed under the overheating protection assembly (4) with the conductive spring (3) disposed therebetween.
10. The manual reset kick type temperature controller according to claim 9, wherein the manual reset device (6) is generally T-shaped, the lower end of the manual reset device protrudes out of the housing (1), the top of the manual reset device is disposed in the housing (1), the sidewall of the inner cavity of the housing (1) is provided with a position-limiting portion (130) corresponding to two ends of the top of the manual reset device (6), and the position-limiting portion (130) is in concave-convex fit with two ends of the top of the manual reset device (6) so that the top of the manual reset device (6) moves towards the conducting elastic sheet (3).