CN209804553U

CN209804553U - Energy regulator

Info

Publication number: CN209804553U
Application number: CN201920902949.9U
Authority: CN
Inventors: 郑春开; 李子平; 张勇
Original assignee: Kedu Electric Co Ltd
Current assignee: Kedu Electric Co Ltd
Priority date: 2019-06-14
Filing date: 2019-06-14
Publication date: 2019-12-17
Anticipated expiration: 2029-06-14

Abstract

the utility model relates to an electric switch technical field, concretely relates to energy regulator. The circuit breaker comprises a quick-acting component, a first electrode contact and a second electrode contact, wherein the quick-acting component is driven by a metal sheet to realize the opening and closing of a switch; the quick-acting component comprises a moving contact, a first contact and a second contact, wherein a through hole is formed in the moving contact; the movable contact frame is provided with a bending supporting part which passes through the through hole; the two ends of the operating plate are respectively abutted with the moving contact and the bending supporting part; the abutting position of the control plate and the moving contact and the first end of the moving contact are respectively positioned at two sides of the bending supporting part; and two ends of the elastic body are respectively abutted with the bending supporting part and the first end of the moving contact. Each part of the quick-acting assembly is simple in structure, the accuracy of each part is easy to control, the action is stable and reliable, and the accuracy of the turn-on time can be guaranteed.

Description

energy regulator

Technical Field

The utility model relates to an electric switch technical field, concretely relates to energy regulator.

Background

The energy regulator controls the temperature of the heating element by repeatedly switching the circuit on and off at longer or shorter time intervals, and is essentially composed of a heated bimetal and a snap-action assembly (i.e., a switch-bounce assembly provided with a contact). When the heating element is turned on, the bimetallic strip is heated, so that the shape of the bimetallic strip is changed, the contact is disconnected, and the circuit is disconnected; the heating element is turned off, the bimetal is cooled and deformed again, and the contact is closed, so that the circuit is closed. The gap between the bimetallic strip and the contact is adjustable, and the size of the gap can change the interval time of the connection and disconnection of the circuit.

the switch bounce component of the energy regulator in the prior art is of a single bent elastic sheet structure, the circuit of the energy regulator is switched on along with the rotation of a cam to a certain angle, a hook of a bimetallic strip drives a moving contact to cause the moving contact to deform and then jump suddenly, and then the circuit is switched on.

Although the moving contact is simple in structure, the machining precision is difficult to control, elastic fatigue can be generated after the moving contact is heated for a long time, the requirement on the performance of the material is high, and the accuracy of the connection time is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming in the prior art that the shell fragment structure of energy conditioner can produce elastic fatigue after being heated for a long time, and is difficult to guarantee the defect of the accuracy of on-time to a quick-action subassembly and energy conditioner are provided.

In order to solve the technical problem, the utility model discloses a technical scheme as follows:

The utility model provides an energy regulator, which comprises a shell, wherein an installation space is formed in the shell; the installation space is internally provided with a metal sheet; the heater is fixed on the metal sheet, and the heater can deform the metal sheet by heating; the first pole static contact is arranged on the first pole static contact; a snap-action assembly having a first pole movable contact thereon, said snap-action assembly being actuated by said metal blade to cause said first pole movable contact to move between a first position in which it is in contact with a first pole stationary contact and a second position in which it is disconnected from the first pole stationary contact;

the quick-acting component comprises a moving contact, a first contact and a second contact, wherein a through hole is formed in the moving contact; the movable contact frame is fixed on the shell and provided with a bending supporting part which passes through the through hole; the two ends of the operating plate are respectively abutted with the moving contact and the bending supporting part; the abutting position of the control plate and the moving contact and the first end of the moving contact are respectively positioned at two sides of the bending supporting part; the two ends of the elastic body are respectively abutted against the bending supporting part and the first end of the moving contact; the control plate and the elastic body are respectively positioned on two surfaces of the moving contact.

the energy regulator further comprises a linkage block which is respectively connected with the metal sheet and a second end of the moving contact, wherein the second end is the end opposite to the first pole moving contact so as to drive the moving contact to move.

The energy regulator further comprises a cam, wherein the top of the cam is provided with a lifting end surface; the bottom of the shell is provided with a groove for accommodating the cam; the rotating shaft penetrates through the bottom of the shell, is connected with the bottom of the cam and can drive the cam to rotate; and one end of the distance adjusting unit is in slidable abutting joint with the lifting end face, and the other end of the distance adjusting unit is connected with the metal sheet. Optionally, the distance adjustment unit is an adjustment screw.

In the energy regulator, the bottom of the cam is provided with at least one limit lug; a clamping groove corresponding to the limiting lug is arranged in the groove; the rotating shaft can drive the cam to move upwards to be separated from the groove.

The energy regulator further comprises a second pole static contact arranged on the second pole static contact; the linkage plate is provided with a second pole contact and is linked with the cam; the second pole contact is in contact with the second pole stationary contact as the cam moves upward.

In the above energy conditioner, the metal plate is a bimetal plate.

In the energy regulator, the metal sheet is provided with a pawl and a hook, and the pawl and the hook fix two ends of the heater.

The energy regulator further comprises a connecting sheet which is electrically connected with the second pole fixed contact and the heater respectively.

The energy regulator also comprises a signal static contact which is arranged on the signal static contact; the signal moving contact is provided with a supporting point bent towards the side surface of the cam, and the supporting point is abutted against the side surface of the cam; the side surface of the cam is provided with at least one limiting groove, and when the supporting point is positioned in the limiting groove, the signal moving contact and the signal static contact are disconnected; when the supporting point is separated from the limiting groove, the signal moving contact is contacted with the signal fixed contact.

The energy regulator also comprises a push block; a supporting lug is arranged on the side surface of the cam; the supporting convex block can push the push block to press the moving contact, and the first pole moving contact is kept at the second position.

The utility model discloses technical scheme has following advantage:

1. the utility model provides an energy regulator, the quick action component of which comprises a moving contact, a through hole is arranged on the moving contact, and a first end of the moving contact is provided with a first pole moving contact; the movable contact frame is fixed on the shell and provided with a bending supporting part which passes through the through hole; the two ends of the operating plate are respectively abutted with the moving contact and the bending supporting part; the abutting position of the control plate and the moving contact and the first end of the moving contact are respectively positioned at two sides of the bending supporting part; the two ends of the elastic body are respectively abutted against the bending supporting part and the first end of the moving contact; the control plate and the elastic body are respectively positioned on two surfaces of the moving contact. When the first pole moving contact is at the first position, the elastic body exerts an upward force on the first end of the moving contact, so that the first pole moving contact can be kept in contact with the first pole fixed contact; when the metal sheet is deformed downwards after being heated, the moving contact moves downwards under the action of the elastic body to be separated from the static contact, and the circuit is disconnected; after the circuit is disconnected, the metal sheet is cooled and returns upwards to drive the moving contact to be contacted with the static contact, and the circuit is connected. Therefore, each part of the microswitch type quick-acting assembly structure is simple in structure, the accuracy of each part is easy to control, and the microswitch type quick-acting assembly structure is convenient to produce; and when the metal sheet is heated and deformed, the structure action of the quick-acting assembly is stable and reliable, so that the accuracy of the connection time is ensured.

2. The utility model provides an energy regulator is provided with the interlock piece, its respectively with the sheetmetal with the second end of moving contact is connected, and when rotating the pivot, the cam also rotates thereupon, and the sheetmetal drives the interlock piece, and the second end of the fast pulling moving contact of interlock is held, under the effort of shell fragment, the switch-on of first utmost point contact. When the metal sheet is heated and deformed, the moving contact loses the support of the linkage block to the moving contact, and the first pole contact is disconnected under the action force of the elastic sheet. The arrangement of the linkage block improves the transmission stability of the metal sheet and the quick-acting assembly.

3. The utility model provides an energy regulator, it is equipped with cam and pivot, has the lift terminal surface at the top of cam, apart from the one end slidable of regulating unit with lift terminal surface butt, the other end with the sheetmetal is connected, and it can drive the rotatory in-process of cam in the pivot, adjusts the position of sheetmetal in vertical direction to distance between adjustable sheetmetal and the moving contact, the time interval of this distance's size changeable circuit switch-on and disconnection.

4. The utility model provides an energy regulator, which comprises a push block which can slide in an installation space; a supporting lug is arranged on the side surface of the cam; the supporting convex block can push the push block to press the moving contact to clamp the moving contact, so that the first pole moving contact is kept at the first position, and the possibility of mistaken contact of the contact due to external force under the condition that the energy regulator is disconnected is prevented.

5. the utility model provides an energy conditioner wherein has pawl and couple on the sheetmetal, pawl and couple are right the both ends of heater are fixed. When the metal sheet is heated, bent and deformed, and because the two ends of the heater are pressed, only a slight gap is generated between the heater and the metal sheet, the metal sheet is heated stably, the deformation and the displacement are reliable in a certain period of time, and the switching stability of the energy regulator is improved.

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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

fig. 1 is a schematic diagram of an internal structure of an energy conditioner according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of an internal structure of an energy conditioner according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a quick-acting assembly according to an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of a quick-acting assembly according to an embodiment of the present invention;

FIG. 5 is a schematic view of a fitting structure of a metal sheet and a heater provided in an embodiment of the present invention;

Fig. 6 is a top view of an energy conditioner according to an embodiment of the present invention;

fig. 7 is a schematic view of a bottom structure of a housing according to an embodiment of the present invention;

fig. 8 is a first schematic view of a cam structure provided in an embodiment of the present invention;

Fig. 9 is a schematic view of a cam structure according to an embodiment of the present invention;

Fig. 10 is a schematic structural view of a signal moving contact according to an embodiment of the present invention;

fig. 11 is an exploded view of an energy conditioner according to an embodiment of the present invention.

Description of reference numerals:

1, a shell; 1-1 groove; 1-2 card slots; 2, a cam; 21 lifting the end face; 22 a limit bump; 23 sides of the cam; 24, limiting grooves; 25 supporting the projection; 3, connecting a sheet; 4 a metal sheet; 41 pawls; 42, hanging hooks; 5, a quick-acting component; 51 moving contact; 511 a first pole moving contact; 512-through hole; 52 moving the contact holder; 521 bending the supporting part; 53 manipulating the plate; 54 an elastomer; 6, a heater; 7 a first pole stationary contact; 71 a first pole stationary contact; 8, a linkage block; 9 a rotating shaft; 10 a distance adjusting unit; 11 a second pole static contact; 111 a second pole stationary contact; 12 a linkage plate; 121 a second polarity contact; 13, a signal static contact; 131 signal stationary contacts; 14 signal moving contacts; 141 signal moving contact; 142 supporting points; 15, pushing blocks; 151-torsion spring.

Detailed Description

the technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

as shown in fig. 1 to 11, the present embodiment provides an energy conditioner including a case 1 in which an installation space is formed; the installation space is internally provided with a metal sheet 4 which can be a bimetallic sheet; a heater 6 fixed to the metal sheet 4, the heater 6 being capable of deforming the metal sheet by heating; a first pole stationary contact 71, which is provided on the first pole stationary contact 7; a snap-acting assembly 5 having a first pole moving contact 511 thereon, said snap-acting assembly 5 being driven by said metal sheet 4 such that said first pole moving contact 511 moves between a first position where it is in contact with a first pole stationary contact 71 and a second position where it is disconnected from the first pole stationary contact 71;

The quick-acting component 5 comprises a moving contact 51 provided with a through hole 512, wherein a first end of the moving contact 51 is provided with a first pole moving contact 511; a movable contact frame 52 fixed to the housing 1, the movable contact frame 52 having a bent support portion 521, the bent support portion 521 passing through the through hole 511; an operation plate 53, both ends of which are respectively abutted against the movable contact 51 and the bending support 521; the abutting position of the operating plate 53 and the moving contact 51 and the first end of the moving contact 51 are respectively positioned at two sides of the bending support 521; an elastic body 54 having both ends respectively abutting against the bent support portion 521 and the first end of the movable contact 51; the operating plate 53 and the elastic body 54 are respectively located on two surfaces of the movable contact 51, and the operating plate 53 and the elastic body 54 are arranged oppositely, so that stress of all parts in the quick-acting assembly can be guaranteed to be parallel, and the stability of the quick-acting assembly is improved.

When the first pole moving contact is at the first position, the elastic body exerts an upward force on the first end of the moving contact, so that the first pole moving contact can be kept in contact with the first pole fixed contact; when the metal sheet is deformed downwards after being heated, the moving contact moves downwards under the action of the elastic body to be separated from the static contact, and the circuit is disconnected; after the circuit is disconnected, the metal sheet is cooled and returns upwards to drive the moving contact to be contacted with the static contact, and the circuit is connected.

Therefore, each part of the microswitch type quick-acting assembly structure is simple in structure, the accuracy of each part is easy to control, and the microswitch type quick-acting assembly structure is convenient to produce; and when the metal sheet is heated and deformed, the structure action of the quick-acting assembly is stable and reliable, so that the accuracy of the connection time is ensured.

Optionally, the energy regulator further includes a linkage block 8, which is respectively connected to the metal sheet 4 and the second end of the movable contact 51 to drive the movable contact 51 to move. The second end is the end opposite to the first pole moving contact, when the rotating shaft 9 is rotated, the cam 2 is also rotated, the metal sheet 4 drives the linkage block 8, the linkage block 8 pulls the second end of the moving contact 51, and the first pole contact is connected under the action of the elastic sheet. When the metal sheet 4 is deformed by heat, the moving contact 51 loses the support of the linkage block 8 to the moving contact, and the first pole contact is disconnected under the action of the elastic sheet.

Optionally, the energy regulator further comprises a cam 2, wherein the top of the cam 2 is provided with a lifting end surface 21; the bottom of the shell 1 is provided with a groove 1-1 for accommodating the cam 2; the rotating shaft 9 penetrates through the bottom of the shell 1, and the rotating shaft 9 is connected with the bottom of the cam 2 and can drive the cam 2 to rotate; and a distance adjusting unit 10 having one end slidably abutting against the elevation end surface 21 and the other end connected to the metal piece 4. The position of the metal sheet in the vertical direction can be adjusted in the rotating process of the cam driven by the rotating shaft, so that the distance between the metal sheet and the movable contact can be adjusted, and the time interval of the connection and disconnection of the circuit can be changed by the distance.

Further, the bottom of the cam is provided with at least one limit bump 22; a clamping groove 1-2 corresponding to the limiting bump 22 is arranged in the groove 1-1; the rotating shaft 9 can drive the cam 2 to move upwards to be separated from the groove 1-1. When the limiting lug 22 is positioned in the clamping groove 1-2, the rotation of the cam can be limited; when the rotating shaft 9 drives the cam 2 to move upwards to separate from the groove 1-1, the cam can be driven by the rotating shaft to rotate.

further, the energy conditioner further includes a second pole stationary contact 111 disposed on the second pole stationary contact 11; the linkage plate 12 is provided with a second polarity contact 121, and the linkage plate 12 is linked with the cam 2; specifically, the linkage mode may be selected such that a downward protruding end is disposed on the linkage plate, and the protruding end may abut against any position of the top surface of the cam 2 different from the lifting end surface; as the cam 2 moves upward, the second pole movable contact 121 comes into contact with the second pole stationary contact 111.

alternatively, the energy regulator may be configured such that the metal sheet 4 has a pawl 41 and a hook 42, and the pawl 41 and the hook 42 fix both ends of the heater 6. The metal sheet is provided with a pawl and a hook, and the pawl and the hook fix two ends of the heater. When the metal sheet is heated, bent and deformed, and because the two ends of the heater are pressed, only a slight gap is generated between the heater and the metal sheet, the metal sheet is heated stably, the deformation and the displacement are reliable in a certain period of time, and the switching stability of the energy regulator is improved.

Further, the energy conditioner further includes a connection sheet 3, which is electrically connected to the second pole stationary contact 11 and the heater 6, respectively, for forming a loop, so that when the pole stationary contact 111 and the first pole stationary contact are both connected, the heater 6 can be powered on to heat.

optionally, the energy regulator further includes a signal stationary contact 131 disposed on the signal stationary contact 13, and a signal moving contact 141 disposed on the signal moving contact 14; the signal static contact 13 and the signal moving contact 14 can be selected as signal terminals; the signal moving contact 14 has a supporting point 142 bent toward the side of the cam, and the supporting point 142 abuts against the side of the cam 2; the side surface of the cam 2 is provided with at least one limiting groove 24; when the limiting convex block of the cam is positioned in the clamping groove, the supporting point 142 is positioned in the limiting groove 24, and the signal movable contact 141 and the signal static contact 131 are disconnected; as the cam rotates, the supporting point 142 is separated from the limiting groove 24, and the signal movable contact 141 and the signal stationary contact 131 are contacted.

Optionally, the energy regulator further comprises a push block 15, which can slide in the installation space; the preferable arrangement mode is that a clamping groove matched with the push block is arranged at the bottom of the shell 1, and the push block 15 can slide in the clamping groove; in addition, the push block is also arranged in a rotatable mode and can press the moving contact and separate from the moving contact in a rotating mode.

A supporting lug 25 is arranged on the side surface of the cam 2; the supporting projection 25 can push the push block to press the movable contact 51 to clamp the movable contact, so that the first pole movable contact is kept at the second position, and the possibility of contact error contact caused by external force under the condition that the energy regulator is disconnected is prevented. Further, a torsion spring 151 may be further provided, and the torsion spring 151 may provide a force to the pushing block 15 in a direction away from the movable contact, so as to prevent the pushing block from obstructing the movement of the movable contact 51 when the pushing block is not subjected to the force of the supporting upper protrusion 25.

Optionally, in the energy regulator, the first pole may be selected to be an L pole; the second pole may be selected to be an N-pole.

the movement process of the energy regulator provided by the embodiment in operation is as follows:

In an initial disconnection state, the limiting lug 22 of the cam 2 sinks into the clamping groove 1-2 at the bottom of the shell 1, the cam 2 is locked, and the rotating shaft 9 cannot rotate; the supporting projection 25 of the cam 2 abuts against the push block 15, and the push block 15 presses the movable contact 51, so as to maintain the first pole movable contact in the open state of the first position.

in an unlocking state, the rotating shaft 9 is pushed by certain thrust, the cam 2 and the linkage plate 12 are stressed to float upwards together, and the second pole is connected; at this time, the limit lug 22 of the cam 2 is separated from the limit of the corresponding slot 1-2, the cam 2 is lifted, and the rotating shaft can rotate.

the energy regulator is in a connection state, the cam 2 and the rotating shaft 9 are assembled together, the rotating shaft rotates for a certain angle, the cam also rotates together, and the distance regulating unit 10 slides on the lifting end face 21 to ascend or descend along with the rotation of the cam; after the cam 2 is lifted, the second pole is switched on; then, the supporting point 142 of the signal moving contact is separated from the limiting groove 24 and slides on the side surface of the cam, and the signal contact is switched on; the rotation of the cam 2 makes the supporting convex block no longer abut against the pushing block 15, the pushing block no longer presses the moving contact 51 under the action of the torsion spring 151, and the displacement of the metal sheet is changed and lifted upwards along with the sliding of the distance adjusting unit 10 on the lifting end face, and the quick-acting component is suddenly jumped through the linkage block, so that the first pole is connected.

after the power is on for a certain time, the metal sheet is heated and deformed, so that the displacement between the metal sheet and the end face of the cam is reduced, the quick-acting component suddenly jumps, and the first pole is disconnected; after the metal sheet is disconnected for a certain time, the metal sheet is cooled and the displacement of the metal sheet is increased to the original displacement, and the regulator is connected again; the above rule is switched on and off within a certain time.

The rotating shaft is continuously rotated, so that the regulator is in different gears and is switched on and off according to the above rule, but the switching-on time is different.

it should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. an energy conditioner includes a case (1) in which an installation space is formed; the installation space is internally provided with a metal sheet (4); a heater (6) fixed to the metal sheet (4), the heater (6) being capable of deforming the metal sheet by heating; a first pole stationary contact (71) arranged on the first pole stationary contact (7); a snap-acting assembly (5) having a first pole moving contact (511) thereon, said snap-acting assembly (5) being driven by said metal sheet (4) such that said first pole moving contact (511) moves between a first position in which it is in contact with a first pole stationary contact (71) and a second position in which it is disconnected from the first pole stationary contact (71);

Characterized in that the quick-action assembly (5) comprises,

the moving contact (51) is provided with a through hole (512), and a first end of the moving contact (51) is provided with a first pole moving contact (511);

The movable contact frame (52) is fixed on the shell (1), the movable contact frame (52) is provided with a bending supporting part (521), and the bending supporting part (521) passes through the through hole (512);

an operation plate (53) having both ends respectively abutted against the movable contact (51) and the bent support portion (521);

The abutting position of the control panel (53) and the moving contact (51) and the first end of the moving contact (51) are respectively positioned at two sides of the bending supporting part (521);

An elastic body (54) having both ends respectively abutting against the bent support portion (521) and a first end of the movable contact (51);

the operating plate (53) and the elastic body (54) are respectively positioned on two surfaces of the movable contact (51).

2. the energy conditioner of claim 1, further comprising,

And the linkage block (8) is respectively connected with the metal sheet (4) and the second end of the movable contact (51) so as to drive the movable contact (51) to move.

3. The energy conditioner of claim 1, further comprising,

The top of the cam (2) is provided with a lifting end surface (21);

The bottom of the shell (1) is provided with a groove (1-1) for accommodating the cam (2);

The rotating shaft (9) penetrates through the bottom of the shell (1), and the rotating shaft (9) is connected with the bottom of the cam (2) and can drive the cam (2) to rotate;

And a distance adjusting unit (10) with one end thereof slidably abutted against the lifting end surface (21) and the other end connected with the metal sheet (4).

4. The energy conditioner of claim 3, wherein the cam base has at least one limit tab (22); a clamping groove (1-2) corresponding to the limiting bump (22) is arranged in the groove (1-1); the rotating shaft (9) can drive the cam (2) to be separated from the groove (1-1) upwards to move.

5. the energy conditioner of claim 4, further comprising,

the second pole static contact (111) is arranged on the second pole static contact (11);

The linkage plate (12) is provided with a second polarity contact (121), and the linkage plate (12) is linked with the cam (2); the second pole movable contact (121) is brought into contact with the second pole stationary contact (111) as the cam (2) moves upward.

6. An energy conditioner according to any one of claims 1-5, characterized in that the metal sheet (4) is a bimetal sheet.

7. Energy conditioner according to any of claims 1-5, characterized in that the metal sheet (4) is provided with a pawl (41) and a hook (42), the pawl (41) and the hook (42) fixing both ends of the heater (6).

8. the energy conditioner according to claim 5, further comprising a connecting piece (3) electrically connected to the second pole stationary contact (11) and the heater (6), respectively.

9. The energy conditioner of claim 4, further comprising,

The signal static contact (131) is arranged on the signal static contact (13);

the signal moving contact (141) is arranged on the signal moving contact (14);

The signal moving contact (14) is provided with a supporting point (142) bent towards the side surface of the cam, and the supporting point (142) is abutted against the side surface of the cam (2);

The side surface of the cam (2) is provided with at least one limiting groove (24), and when the supporting point (142) is positioned in the limiting groove (24), the signal movable contact (141) and the signal static contact (131) are disconnected; when the supporting point (142) is separated from the limiting groove (24), the signal movable contact (141) is contacted with the signal static contact (131).

10. The energy conditioner according to any one of claims 3 to 5, further comprising,

A push block (15);

a supporting lug (25) is arranged on the side surface of the cam (2);

the supporting projection (25) can push the push block to press the movable contact (51) to keep the first pole movable contact (511) at the second position.