CN211879303U

CN211879303U - Temperature controller

Info

Publication number: CN211879303U
Application number: CN202020851747.9U
Authority: CN
Inventors: 扶世清
Original assignee: Foshan District Of Shunde City Kai Yithermostat Co ltd
Current assignee: Foshan District Of Shunde City Kai Yithermostat Co ltd
Priority date: 2020-05-20
Filing date: 2020-05-20
Publication date: 2020-11-06
Anticipated expiration: 2030-05-20

Abstract

The utility model discloses a temperature controller has box body, electrically conductive piece, first binding post and second binding post, the box body include: the bottom of the base is connected with a cover; a bimetallic strip is arranged between the base and the face cover, a spring is arranged on the bimetallic strip, and the bimetallic strip is tightly attached to the wall of the face cover through the spring; the surface cover is provided with a through hole corresponding to the bimetallic strip; the bimetallic strip is connected to the conductive piece through a push rod, and the bimetallic strip is heated to expand to trigger the push rod to move upwards to push the conductive piece to leave the first connecting terminal and/or the second connecting terminal. The utility model discloses a bimetallic strip hugs closely in the installation of face lid inner wall through the spring, can receive the heat well, and the face lid has seted up the through-hole corresponding to bimetallic strip department for the bimetallic strip can further contact with the heat-generating body, ensures that bimetallic strip fully contacts with the heat-generating body under arbitrary state, and it is fast to reach the temperature sensing, and the time is short, cuts off the power supply purpose fast.

Description

Temperature controller

Technical Field

The utility model relates to a temperature controller technical field.

Background

The temperature controller is a series of automatic control elements which are physically deformed in the switch according to the temperature change of the working environment, thereby generating certain special effects and generating on or off actions, and is also called as a temperature control switch, a temperature protector and a temperature controller, and is called as the temperature controller for short.

The bimetallic strip in the prior art is not in direct contact with the heating body, and the absorbed heat is slow, so that the temperature controller has slow response and slow induction time, and has certain defects.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a temperature controller.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the temperature controller has the box body, installs electrically conductive piece, first binding post and second binding post in the box body, switches on through electrically conductive between first binding post and the second binding post, the box body include: the bottom of the base is connected with a cover; a bimetallic strip is arranged between the base and the face cover, a spring is arranged on the bimetallic strip, and the bimetallic strip is tightly attached to the wall of the face cover through the spring; the surface cover is provided with a through hole corresponding to the bimetallic strip; the bimetallic strip is connected to the conductive piece through a push rod, and the bimetallic strip is heated to expand to trigger the push rod to move upwards to push the conductive piece to leave the first wiring terminal and/or the second wiring terminal, so that the first wiring terminal and the second wiring terminal are electrically disconnected.

In a preferred technical scheme, the upper cover is a ceramic cover, and the base is a ceramic base.

In the preferred technical scheme, one end of the first wiring terminal and one end of the second wiring terminal extend into the box body and pass through the rivet and the screw, and the other ends of the first wiring terminal and the second wiring terminal extend out of the box body.

In a preferred technical solution, the conductive member includes: the contact comprises a metal elastic sheet, an upper contact and a lower contact; one end of the metal elastic sheet is fixedly connected to the second wiring terminal, and the other end of the metal elastic sheet is connected with the upper contact; the lower contact is fixedly connected to the first connection terminal.

In the preferred technical scheme, the upper contact and the lower contact correspond to each other up and down.

In the preferred technical scheme, one end of the push rod is connected with the bimetallic strip, and the other end of the push rod penetrates through the base and is connected with the metal elastic sheet.

Known through foretell technical scheme, compare with prior art, the utility model discloses following beneficial effect has: the utility model discloses a bimetallic strip hugs closely in the installation of face lid inner wall through the spring, can receive the heat well, and the face lid has seted up the through-hole corresponding to bimetallic strip department for the bimetallic strip can further contact with the heat-generating body, ensures that bimetallic strip fully contacts with the heat-generating body under arbitrary state, and it is fast to reach the temperature sensing, and the time is short, cuts off the power supply purpose fast.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic sectional structure of the present invention;

fig. 2 is a schematic view of the exploded structure of the present invention.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1-2, the temperature controller includes a case 100, a conductive member 200 installed in the case 100, a first connection terminal 300, and a second connection terminal 400, wherein the first connection terminal 300 and the second connection terminal 400 are connected through the conductive member 200.

The box 100 has an upper cover 110 and a base 120, the upper cover 110 is a ceramic cover, the base 120 is a ceramic base, and the upper cover 110 and the base 120 are combined. A mounting receptacle is formed between the upper cover 110 and the base 120. The bottom of the base 120 is mounted with the face cover 130, and a bimetal 500 is mounted between the base 120 and the face cover 130.

The design that the spring 600 is installed between the base 120 and the face cover 130, one end of the spring 600 is supported on the bottom wall of the base 120, and the other end of the spring 600 is supported on the bimetallic strip 500 enables the bimetallic strip 500 to be tightly attached to the inner wall of the face cover 130, when the bimetal strip is installed, the face cover 130 is tightly attached to the heating body, the heat of the heating body can be received, the bimetallic strip 500 is enabled to be heated to generate internal stress to act rapidly, the conductive piece 200 is pushed, the conductive piece 300 is enabled to be away from the first wiring terminal 300 or the second wiring terminal 400, and the electrical disconnection.

In a further technical scheme, the through hole is formed in the face cover 130, the bimetallic strip 500 can directly contact the heating body through the through hole, the spring 600 is used for jacking the bimetallic strip 500 to ensure that the bimetallic strip 500 is fully contacted with the heating body in any state, and the aims of high temperature sensing speed, short time and rapid power supply cut-off are fulfilled.

The bimetal 500 is connected to the conductive member 200 through the push rod 700, and the bimetal 500 is heated to expand to trigger the push rod 700 to move upwards to push the conductive member 200 to leave the first connection terminal 300 and/or the second connection terminal 400, so that the first connection terminal 300 and the second connection terminal 400 are electrically disconnected.

Specifically, the one ends of the first connection terminal 300 and the second connection terminal 400 are inserted into the box 100 and screwed by the rivet 101, and the other ends of the first connection terminal 300 and the second connection terminal 400 are inserted into the box 100 to connect an external power line.

The first connection terminal 300 and the second connection terminal 400 are not in direct contact with each other at one end of the case 100, and are in contact with each other through the conductive member 200.

The conductive member 200 includes: a metal dome 210, an upper contact 220, and a lower contact 230;

one end of the metal spring 210 is fixedly connected to the second connection terminal 400, the other end is connected to the upper contact 220, the lower contact 230 is fixedly connected to the first connection terminal 300, and the upper contact 220 and the lower contact 230 vertically correspond to each other; one end of the push rod 700 is connected to the bimetal 500, and the other end passes through the base 120 and is connected to the metal dome 210.

In an initial state, one end of the metal spring 210 is fixedly connected to the second connection terminal 400, and one end of the metal spring 210, on which the upper contact 220 is mounted, is connected to the lower contact 230 through the upper contact 220, so that the electrical connection among the first connection terminal 300, the lower contact 230, the upper contact 220, the metal spring 210, and the second connection terminal 400 is completed.

When the heating element heats, the bimetallic strip absorbs heat and then reacts rapidly to expand to push the push rod 700 to move upwards, the push rod 700 is connected with the metal elastic sheet 210 to push the metal elastic sheet 210 to move upwards, so that the upper contact 220 of the metal elastic sheet 210 is separated from the lower contact 230, and disconnection is realized.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The temperature controller has the box body, installs electrically conductive, first binding post and second binding post in the box body, switches on its characterized in that through electrically conductive between first binding post and the second binding post:

the box body comprises: the bottom of the base is connected with a cover;

a bimetallic strip is arranged between the base and the face cover, a spring is arranged on the bimetallic strip, and the bimetallic strip is tightly attached to the wall of the face cover through the spring;

the surface cover is provided with a through hole corresponding to the bimetallic strip;

the bimetallic strip is connected to the conductive piece through a push rod, and the bimetallic strip is heated to expand to trigger the push rod to move upwards to push the conductive piece to leave the first wiring terminal and/or the second wiring terminal, so that the first wiring terminal and the second wiring terminal are electrically disconnected.

2. The temperature controller of claim 1, wherein: the upper cover is a ceramic cover, and the base is a ceramic base.

3. The temperature controller of claim 1, wherein: one ends of the first wiring terminal and the second wiring terminal extend into the box body and pass through the rivet and the screw, and the other ends of the first wiring terminal and the second wiring terminal extend out of the box body.

4. The temperature controller of claim 1, wherein: the conductive member includes: the contact comprises a metal elastic sheet, an upper contact and a lower contact;

one end of the metal elastic sheet is fixedly connected to the second wiring terminal, and the other end of the metal elastic sheet is connected with the upper contact;

the lower contact is fixedly connected to the first connection terminal.

5. The temperature controller of claim 4, wherein: the upper contact and the lower contact correspond up and down.

6. The temperature controller of claim 5, wherein: one end of the push rod is connected with the bimetallic strip, and the other end of the push rod penetrates through the base to be connected with the metal elastic sheet.