CN218447714U

CN218447714U - Quick response temperature controller

Info

Publication number: CN218447714U
Application number: CN202222654319.9U
Authority: CN
Inventors: 马施益; 张烽; 吴明忠
Original assignee: Satler Controller Ningbo Co ltd
Current assignee: Satler Controller Ningbo Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-02-03
Anticipated expiration: 2032-10-09

Abstract

The utility model provides a quick response temperature controller, relate to temperature controller technical field, with the unstable problem of bimetallic disc piece and the lid contact among the medium temperature controller of solution prior art, this quick response temperature controller is including fixed roof and temperature controller unit, the temperature controller unit sets up in the downside of fixed roof, the temperature controller unit includes bimetallic disc piece, the elastic component, insulator spindle and base, top at the base is provided with the storage tank, the top of insulator spindle penetrates in the storage tank and supports and lean on the downside in bimetallic disc piece, the elastic component overlaps in the outside of insulator spindle and its upper and lower both ends respectively with the bottom surface looks butt of bimetallic disc piece and storage tank, and paste the upside of bimetallic disc piece on fixed roof. The utility model discloses a quick response temperature controller can guarantee that bimetal video disc pastes and leans on fixed roof, makes on the heat on the fixed roof can transmit bimetal video disc fast for the reaction rate of temperature controller, improvement sensitivity.

Description

Quick response temperature controller

Technical Field

The utility model belongs to the technical field of the temperature controller technique and specifically relates to a quick response temperature controller is related to.

Background

People often use electric oven, electric rice cooker and refrigerator and other electric products in daily life, all involve the temperature controller in these electric products, the temperature controller all can install on the special heating source specific position of equipment usually, the heat conduction and the heat transfer performance of temperature controller directly influence the sensitivity of temperature controller.

Patent CN 210716828U discloses a temperature controller mounting bracket and a temperature controller thereof, wherein the sealing cover includes a ring body and a cover body, the cover body is disposed at the top end of the ring body and blocks the opening at the top end of the ring body, the bimetal disc is located above the guiding frame, and the top end of the bimetal disc contacts with the cover body; the ceramic rod penetrates through the guide hole, one end of the ceramic rod is abutted to the movable end of the movable reed, and the other end of the ceramic rod is abutted to the bimetal disc. The bimetallic disc in the temperature controller is only contacted with the cover body by self elastic deformation, and the close fit of the bimetallic disc and the cover body cannot be ensured, so that the temperature controller has slow heat transfer and long reaction time, thereby influencing the sensitivity during temperature control.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick response temperature controller to solve the unstable problem of bimetal video disc and the lid contact among the temperature controller in the prior art, the utility model discloses a quick response temperature controller can guarantee that bimetal video disc pastes and leans on fixed roof, makes on the heat on the fixed roof can transmit bimetal video disc fast for the reaction rate of temperature controller, improvement sensitivity.

The utility model provides a pair of quick response temperature controller, including fixed roof and temperature controller unit, the temperature controller unit set up in the downside of fixed roof, the temperature controller unit includes bimetal video disc, elastic component, insulator spindle and base the top of base is provided with the storage tank, the top of insulator spindle penetrates in the storage tank and support and lean on in the downside of bimetal video disc, the elastic component overlap in the outside of insulator spindle and its upper and lower both ends respectively with bimetal video disc with the bottom surface looks butt of storage tank, and will the upside of bimetal video disc paste lean on in on the fixed roof.

As a preferred scheme of the utility model, the temperature controller unit still includes incoming wire terminal and terminal outgoing lines the bottom of base is provided with the spread groove, the both sides of spread groove are provided with the breach respectively, the incoming wire terminal with terminal outgoing lines are respectively from both sides breach department extends to in the spread groove, be provided with the fixed contact on the incoming wire terminal, be provided with the flexure strip on the terminal outgoing lines be provided with the movable contact on the flexure strip, the movable contact correspond set up in the downside of fixed contact, the bottom of insulator spindle extends to in the spread groove and correspond set up in the upside of flexure strip.

As a preferred aspect of the present invention, an arc-shaped groove is provided on the lower side surface of the fixed top plate, the bottom surface of the arc-shaped groove is an arc-shaped surface that is arched upward, and the bimetallic disk abuts against the arc-shaped surface of the arc-shaped groove.

As a preferred scheme of the utility model the centre of storage tank is provided with the erection column, wear out on the top of insulator spindle the top surface setting of erection column, the elastic component overlap in on the erection column.

As an optimal scheme of the utility model be provided with the opening on the both sides wall of storage tank respectively opening department is provided with arc card platform, the limit card of bimetal video disc in the card in arc card bench.

As a preferred scheme of the utility model, fixed roof cover in on the storage tank of base fixed roof's both sides are provided with downwardly extending's connecting leg there is the connecting block in the outside of base, and the bottom of two corresponding connecting legs in both sides is to relative side bending type one-tenth trip, the both sides of connecting block are provided with the fixture block that sets up to the both sides protrusion respectively, both sides connecting leg paste lean on in the both sides of connecting block, just the trip block in the downside of fixture block.

As a preferred aspect of the present invention, the incoming line terminal and the outgoing line terminal are respectively installed on the base through a fixing member, and the incoming line terminal and the lower segment of the outgoing line terminal extend downwards.

As a preferred scheme of the utility model, the top surface of erection column with the bottom surface of opening is on same horizontal plane.

As a preferred scheme of the utility model, the temperature controller unit is provided with at least two, at least two the temperature controller unit install side by side in the downside of fixed roof the both ends of fixed roof are provided with the mounting hole respectively.

Compared with the prior art, the utility model discloses there is following positive effect:

1. the utility model provides a quick response temperature controller, through including fixed roof and temperature controller unit, the temperature controller unit sets up in the downside of fixed roof, the temperature controller unit includes bimetal video disc, the elastic component, insulator spindle and base, top at the base is provided with the storage tank, the top of insulator spindle penetrates in the storage tank and supports and lean on the downside in bimetal video disc, the elastic component overlaps in the outside of insulator spindle and its upper and lower both ends respectively with the bottom surface looks butt of bimetal video disc and storage tank to paste the upside of bimetal video disc on fixed roof. The utility model discloses a quick response temperature controller is when using, the set top board is installed on the face of generating heat of electrical apparatus and is laminated mutually with the face of generating heat of electrical apparatus, when the face temperature of generating heat of electrical apparatus is higher, the heat is from the face of generating heat conduction to the set top board on, because the spring action of elastic component, there is a slight ascending precompression to the bimetal video disc, guarantee that the bimetal video disc pastes and leans on the set top board, make the heat on the set top board transmit the bimetal video disc fast on, when the temperature reaches a take the altitude, the bimetal video disc is heated the deformation distortion, downward kick, thereby drive the insulator spindle and move down, so that the temperature controller realizes breaking off the circuit. The bimetallic disc can directly sense the temperature on the fixed top plate, thereby reducing the heat loss of the intermediate air medium, quickening the reaction speed of the temperature controller and leading the temperature controller to have better sensitivity.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly introduced, obviously, the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of a fast response thermostat according to the present invention;

fig. 2 is a first perspective view of an exploded view of the fast response temperature controller of the present invention;

FIG. 3 is a second perspective view of the exploded view of the fast response thermostat of the present invention;

FIG. 4 is a top view of the fast response thermostat of the present invention;

fig. 5 isbase:Sub>A cross-sectional viewbase:Sub>A-base:Sub>A of fig. 4.

In the figure: 1. fixing a top plate; 11. a connecting leg; 111. a hook is clamped; 12. an arc-shaped slot; 13. mounting holes; 2. a temperature controller unit; 21. a base; 22. an elastic member; 23. a bimetallic disc; 24. an insulating rod; 25. an incoming terminal; 251. fixing a contact point; 26. an outlet terminal; 261. an elastic sheet; 262. a movable contact; 263. salient points; 27. a fixing member; 211. a containing groove; 212. connecting grooves; 213. connecting blocks; 2131. a clamping block; 214. opening the gap; 215. an arc-shaped clamping table; 216. mounting a column; 217. and (4) a notch.

Detailed Description

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "front", "rear", "head", "tail", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely for convenience and simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention. Furthermore, the terms "first," "second," "third," 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 should also 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; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Example 1:

the fast response thermostat provided by this embodiment, as shown in fig. 1-5, includes a fixed top plate 1 and a thermostat unit 2. The thermostat unit 2 is disposed at a lower side of the fixed top plate 1, the thermostat unit 2 includes a bimetal disc 23, an elastic member 22, an insulating rod 24 and a base 21, a receiving groove 211 is disposed at a top end of the base 21, and a top end of the insulating rod 24 penetrates into the receiving groove 211 and abuts against a lower side of the bimetal disc 23. The elastic element 22 is sleeved outside the insulating rod 24, and the upper and lower ends of the elastic element are respectively abutted against the bimetal disc 23 and the bottom surface of the accommodating groove 211, so as to abut the upper side of the bimetal disc 23 against the fixed top plate 1. Wherein, fixed roof 1 is aluminum plate, has better heat transfer effect, and elastic component 22 is the spring, and the insulator spindle is ceramic rod. When the temperature is low, the bimetallic disk 23 is in an upward convex arc-shaped surface, and when the temperature reaches the sudden change temperature, the bimetallic disk 23 deforms and jumps suddenly to form a downward concave arc-shaped surface.

When the quick response temperature controller of the embodiment is used, the fixed top plate 1 is installed on the heating surface of an electric appliance and attached to the heating surface of the electric appliance, when the temperature of the heating surface of the electric appliance is high, heat is conducted to the fixed top plate from the heating surface, due to the elastic action of the elastic piece, slight upward pre-pressure is applied to the bimetal disc 23, the bimetal disc 23 is enabled to be attached to the fixed top plate 1, the heat on the fixed top plate 1 can be rapidly transferred to the bimetal disc 23, when the temperature reaches a certain height, the bimetal disc 23 is heated, deformed and distorted and jumps downwards, and therefore the insulating rod is driven to move downwards, and the circuit of the temperature controller is disconnected.

The elastic element added to the temperature controller of the embodiment can make the temperature reach the fixed top plate 1, the bimetallic disc 23 can directly sense the temperature on the fixed top plate 1, thereby reducing the heat loss of the intermediate air medium, accelerating the reaction speed of the temperature controller and making the temperature controller have better sensitivity.

Preferably, as shown in fig. 5, the thermostat unit 2 further comprises an inlet terminal 25 and an outlet terminal 26. A connecting groove 212 is provided at the bottom end of the base 21, notches 217 are provided at both sides of the connecting groove 212, respectively, and the incoming terminal 25 and the outgoing terminal 26 extend into the connecting groove 212 from the notches 217 at both sides, respectively. The inlet terminal 25 is provided with a fixed contact 251, the outlet terminal 26 is provided with an elastic sheet 261, the elastic sheet 261 is provided with a movable contact 262, and the movable contact 262 is correspondingly arranged at the lower side of the fixed contact 251. The bottom end of the insulating rod 24 extends into the connecting groove 212 and is correspondingly disposed at the upper side of the elastic piece 261. The elastic piece 261 and the outlet terminal 26 may be an integral structure or may be two separable components. The elastic piece 261 is provided with a convex point 263, and the convex point 263 is correspondingly arranged right below the insulating rod 24.

In the use process of the temperature controller of this embodiment, when the bimetal disc 23 is heated and deforms in a downward snap manner, the insulating rod 24 is pressed downward, the insulating rod 24 moves downward and the bottom end of the insulating rod presses the protruding point 263 on the elastic sheet 261, so that the elastic sheet 261 drives the movable contact 262 to separate from the fixed contact 251, and therefore, the power is cut off and the operation is stopped under a high temperature condition. When the temperature returns to normal, the bimetal disc 23 recovers, the elastic piece 26 accumulates elastic force, the elastic piece 26 recovers and simultaneously jacks up the insulating rod 24, the movable contact 262 contacts with the fixed contact 251 again, and the circuit is connected.

Preferably, the incoming terminal 25 and the outgoing terminal 26 are respectively mounted on the base 21 by a fixing member 27, and lower sections of the incoming terminal 25 and the outgoing terminal 26 are extended downward. Wherein the fixing member 27 is a screw. The incoming terminal 25 and the outgoing terminal 26 are connected to the conductive wires, respectively, and the circuit is completed when the movable contact 262 is in contact with the fixed contact 251, and the circuit is broken when the movable contact 262 is separated from the fixed contact 251.

Preferably, as shown in fig. 2 and 5, an arc-shaped groove 12 is provided on the lower side surface of the fixed top plate 1, the bottom surface of the arc-shaped groove 12 is an arc-shaped surface which is arched upwards, and the bimetallic disc 23 abuts on the arc-shaped surface of the arc-shaped groove 12. Wherein, the arc surface of the arc groove 12 is matched with the arc surface of the bimetallic disk 23.

In the embodiment, the arc-shaped groove 12 is formed in the lower side of the fixed top plate 1, so that when the bimetallic disc 23 is attached to the arc-shaped surface of the arc-shaped groove 12, the contact area between the bimetallic disc 23 and the fixed top plate 1 is increased, the bimetallic disc 23 and the fixed top plate 1 are attached to each other, heat on the fixed top plate 1 can be quickly transmitted to the bimetallic disc 23, the bimetallic disc 23 can quickly make a snap reaction, and the reaction speed of the temperature controller is further increased.

Preferably, as shown in fig. 2 and 5, a mounting post 216 is disposed in the middle of the receiving groove 211, the top end of the insulating rod 24 is disposed to penetrate through the top surface of the mounting post 216, and the elastic member 22 is sleeved on the mounting post 216.

The elastic member 22 in this embodiment is not in contact with the insulating rod 24 in the mounting post 216, so as to prevent the elastic member 22 from affecting the up-and-down movement of the insulating rod 24, and the elastic member 22 can apply a uniform elastic force to the bimetal disc 23 around the insulating rod 24.

Preferably, as shown in fig. 2, two side walls of the receiving groove 211 are respectively provided with a notch 214, an arc-shaped clamping platform 215 is arranged at the notch 214, and the edge of the bimetal disc 23 is clamped on the arc-shaped clamping platform 215.

In the embodiment, by providing the opening and the arc-shaped clipping table 215, when the bimetal disc 23 is disposed in the accommodating groove 211, the edge of the bimetal disc 23 extends from the opening 214 to the outer side of the accommodating groove 211 and is positioned between the arc-shaped clipping table 215 and the fixed top plate 1, the arc-shaped clipping table 215 limits the bimetal disc 23, and the opening 214 allows the bimetal disc 23 to have a moving space with deformation and jumping.

Preferably, the fixed top plate 1 covers the receiving groove 211 of the base. The two sides of the fixed top plate 1 are provided with connecting legs 11 extending downwards, the outer side of the base 21 is provided with a connecting block 213, the bottom ends of the two corresponding connecting legs 11 at the two sides are bent towards the opposite sides to form a clamping hook 111, the two sides of the connecting block 213 are respectively provided with a clamping block 2131 protruding towards the two sides, the connecting legs 11 at the two sides are attached to the two sides of the connecting block 213, and the clamping hook 111 is clamped at the lower side of the clamping block 2131.

In the embodiment, the fixed top plate 1 is configured to connect the fixed top plate 1 and the base 21 and close the notch of the accommodating groove 211 by fastening the hook 111 of the connecting leg 11 to the fastening block 2131 of the connecting block 213.

Preferably, as shown in fig. 2 and 5, the top surface of the mounting post 216 is level with the bottom surface of the notch 214. The top end of the insulating rod 24 penetrates out of the top surface of the mounting column, when the bimetallic disc 23 deforms and jumps, the arc surface of the bimetallic disc is suddenly changed into a downward concave shape, and the elastic piece and the insulating rod 24 are pressed downwards, so that the insulating rod 24 moves downwards and avoids touching the bottom surfaces of the mounting column 216 and the notch 214, and the bimetallic disc 23 has a sufficient jump space.

Preferably, the thermostat units 2 are provided with at least two thermostat units 2, at least two thermostat units 2 are mounted on the lower side of the fixed top plate 1 side by side, and mounting holes 13 are respectively provided at both ends of the fixed top plate 1. As shown in fig. 2, two thermostat units 2 are provided. Different numbers of thermostat units 2 are provided according to the need of the connection circuit. The fixed top plate 1 is fixed on the heating surface of the electric appliance through the mounting hole 13 and the screw.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can make several modifications and improvements without departing from the inventive concept, and all shall be covered by the protection scope of the present invention.

Claims

1. The utility model provides a quick response temperature controller, its characterized in that, including fixed roof (1) and temperature controller unit (2), temperature controller unit (2) set up in the downside of fixed roof (1), temperature controller unit (2) include bimetal disc (23), elastic component (22), insulator spindle (24) and base (21) the top of base (21) is provided with storage tank (211), the top of insulator spindle (24) penetrates in storage tank (211) and support by in the downside of bimetal disc (23), elastic component (22) overlap in the outside of insulator spindle (24) and its upper and lower both ends respectively with bimetal disc (23) with the bottom surface looks butt of storage tank (211), and will the upside of bimetal disc (23) paste by in on fixed roof (1).

2. A temperature controller with quick response as claimed in claim 1, wherein the temperature controller unit (2) further comprises an incoming terminal (25) and an outgoing terminal (26), a connecting slot (212) is disposed at the bottom end of the base (21), notches (217) are disposed at two sides of the connecting slot (212), the incoming terminal (25) and the outgoing terminal (26) extend into the connecting slot (212) from the notches (217) at two sides, a fixed contact (251) is disposed on the incoming terminal (25), an elastic sheet (261) is disposed on the outgoing terminal (26), a moving contact (262) is disposed on the elastic sheet (261), the moving contact (262) is correspondingly disposed at the lower side of the fixed contact (251), and the bottom end of the insulating rod (24) extends into the connecting slot (212) and is correspondingly disposed at the upper side of the elastic sheet (261).

3. A temperature controller with quick response according to claim 1, wherein an arc-shaped groove (12) is provided on the lower side of the fixed top plate (1), the bottom surface of the arc-shaped groove (12) is an arc-shaped surface which is arched upwards, and the bimetallic disc (23) abuts on the arc-shaped surface of the arc-shaped groove (12).

4. The temperature controller of claim 1, wherein a mounting post (216) is disposed in the middle of the receiving groove (211), the top end of the insulating rod (24) penetrates through the top surface of the mounting post (216), and the elastic member (22) is sleeved on the mounting post (216).

5. The temperature controller of claim 4, wherein two side walls of the receiving groove (211) are respectively provided with a notch (214), an arc-shaped locking platform (215) is arranged at the notch (214), and the edge of the bimetal disc (23) is locked on the arc-shaped locking platform (215).

6. The quick response temperature controller according to claim 1, wherein the fixed top plate (1) covers the accommodating groove (211) of the base, connecting legs (11) extending downward are disposed on two sides of the fixed top plate (1), a connecting block (213) is disposed on an outer side of the base (21), bottom ends of two corresponding connecting legs (11) on two sides are bent to opposite sides to form a hook (111), clamping blocks (2131) protruding towards two sides are disposed on two sides of the connecting block (213), the connecting legs (11) on two sides are attached to two sides of the connecting block (213), and the hook (111) is clamped at a lower side of the clamping block (2131).

7. A temperature controller according to claim 2, wherein the wire inlet terminal (25) and the wire outlet terminal (26) are respectively mounted on the base (21) by a fixing member (27), and the lower sections of the wire inlet terminal (25) and the wire outlet terminal (26) are extended downward.

8. A temperature responsive thermostat according to claim 5, characterized in that the top surface of the mounting post (216) is level with the bottom surface of the notch (214).

9. A fast response thermostat according to claim 1, characterized in that the thermostat units (2) are provided with at least two, at least two thermostat units (2) are mounted side by side on the lower side of the fixed top plate (1), and mounting holes (13) are provided on both ends of the fixed top plate (1), respectively.