Adjustable temperature protector

Abstract

The utility model discloses an adjustable temperature protector, which belongs to the field of temperature protectors and comprises a shell, a mounting chamber is arranged in the shell, a bimetallic strip and a contact piece are mounted in the mounting chamber, an adjusting bolt is mounted at one end of the shell, a sliding plate is mounted at the bottom of the adjusting bolt, and the sliding plate is slidably mounted on the inner side of a slide way. The adjusting bolt is arranged at one end of the shell, the sliding plate is made to move by rotating the adjusting bolt, the spring is compressed, so that the elastic force is changed, when the temperature of the bimetallic strip is different, the deformation amount is different, the temperature of the bimetallic strip is changed, and the temperature of the bimetallic strip is changed. And therefore, springs with different elastic forces can be pushed, and the use requirements can be better met.

Description

TECHNICAL FIELD

[0001] The utility model relates to temperature protector field especially, it is adjustable temperature protector. BACKGROUND

[0002] In electrical equipment, due to large current, it can cause overheat, thereby causing the common reason of equipment damage even fire.

[0003] In electrical equipment application, be provided with temperature protector, and the heat value that temperature protector sets is constant, therefore the monitoring of current size is also in the set range, and the existing temperature protector usually has fixed temperature threshold value, cannot adjust according to actual demand.This design is not flexible enough in some application scenarios, cannot satisfy the individualized demand of user to temperature control. CONTENT OF UTILITY MODEL

[0004] The utility model aims at providing an adjustable temperature protector.

[0005] Technical scheme: including the shell, the inside of shell is provided with installation chamber, and the bimetallic strip and contact sheet are installed in installation chamber, and the one end of shell is installed with adjusting bolt, and the bottom of adjusting bolt is installed with sliding plate, and sliding plate is slidably installed in the inside of slide, and the bottom of slide is fixedly installed with spring, and spring is installed on the top of bimetallic strip, and shell is made of high-performance engineering plastics, has good insulating property and mechanical strength, and adjusting bolt is made of plastic material.

[0006] By adopting the above technical scheme, adjusting bolt is arranged at one end of shell, sliding plate is moved by rotating adjusting bolt, spring is compressed, thereby changing spring size, and the deformation amount is different when the temperature of bimetallic strip is different, thereby being capable of driving spring of different spring size, and better adapting to use demand.

[0007] Optionally, the outer end of shell is installed with fixed seat, and plug one and plug two are fixedly installed at both ends of fixed seat respectively, and plug one and plug two are copper alloy materials, and the surface is plated with silver layer to improve conductivity and corrosion resistance.

[0008] By adopting the above technical scheme, plug one and plug two are used for connecting the two ends of circuit.

[0009] Optionally, the inner end of plug one is provided with mounting piece one, and bimetallic strip is fixedly installed at the outer end of mounting piece one, and bimetallic strip is composed of two kinds of metal sheets.

[0010] By adopting the above technical scheme, bimetallic strip is fast response type, and has high sensitivity and fast action characteristics.

[0011] Optionally, the inner end of the bimetallic strip is provided with a moving contact, and the moving contact is made by stamping.

[0012] By adopting the above technical scheme, the moving contact is used for connection and disconnection of the circuit through movement.

[0013] Optionally, the second outer end of the plug is provided with a contact piece, and the contact piece is made by stamping.

[0014] By adopting the above technical scheme, the contact piece is used for connecting the moving contact, and circuit communication is realized.

[0015] Optionally, the inner end of the bimetallic strip is provided with a second mounting piece, and the second mounting piece is connected with the first mounting piece and connected with the first mounting piece through a bolt.

[0016] By adopting the above technical scheme, the second mounting piece and the first mounting piece are connected, and are used for connection of the bimetallic strip and the plug.

[0017] Optionally, the bottom surface of the moving contact is silver-plated, and the moving contact is made of silver tin oxide material, and has excellent conductivity and wear resistance.

[0018] By adopting the above technical scheme, the moving contact is used for connection with the contact piece, and circuit connection is realized.

[0019] Optionally, the top surface of the contact piece is silver-plated, and the contact piece is made of silver tin oxide material, and has excellent conductivity and wear resistance.

[0020] By adopting the above technical scheme, the contact piece is used for connection with the moving contact, and circuit connection is realized.

[0021] Beneficial effects: the adjusting bolt is arranged at one end of the shell body, the sliding plate is moved by rotating the adjusting bolt, the spring is compressed, and the spring size is changed, when the temperature of the bimetallic strip is different, the deformation amount is also different, so that the spring with different spring sizes can be pushed, and the use requirement can be better adapted. DETAILED DESCRIPTION

[0022] Fig. 1 is the overall structure diagram of the embodiment of the utility model;

[0023] Fig. 2 is the connecting seat structure diagram of the embodiment of the utility model;

[0024] Fig. 3 is the clamping block structure diagram of the embodiment of the utility model;

[0025] Fig. 4 is the lamp structure diagram of the embodiment of the utility model;

[0026] Fig. 5It is the lamp cup structure diagram of the embodiment of the utility model;

[0027] Mark explanation: 1, shell, 2, plug one, 3, plug two, 4, fixed base, 5, bimetallic strip, 6, contact piece, 7, mounting piece one, 8, mounting chamber, 9, moving contact, 10, mounting piece two, 11, slide, 12, adjusting bolt, 13, slide plate, 14, spring. DETAILED DESCRIPTION

[0028] In order to make the technical scheme of the application clearer, the application is further described in detail below in combination with the drawings and specific embodiments, such as Figs. 1 to 5 , including shell 1, the inside of shell 1 is provided with mounting chamber 8, bimetallic strip 5 and contact piece 6 are installed in mounting chamber 8, adjusting bolt 12 is installed at one end of shell 1, slide plate 13 is installed at the bottom of adjusting bolt 12, slide plate 13 is slidingly installed on the inside of slide 11, spring 14 is fixedly installed at the bottom of slide 11, spring 14 is installed at the top of bimetallic strip 5, the utility model is provided with adjusting bolt 12 at one end of shell 1, by rotating adjusting bolt 12, slide plate 13 moves, spring 14 is compressed, thereby the spring force size is changed, when the temperature of bimetallic strip is different, the deformation amount is also different, thereby spring 14 of different spring force size can be pushed, and the use demand can be better adapted.

[0029] The outer end of shell 1 is provided with fixed base 4, plug one 2 and plug two 3 are fixedly installed at both ends of fixed base 4 respectively, plug one 2 and plug two 3 are used for connecting the two ends of circuit.

[0030] The inner end of plug one 2 is provided with mounting piece one 7, bimetallic strip 5 is fixedly installed at the outer end of mounting piece one 7, bimetallic strip 5 is of fast response type, has high sensitivity and fast action characteristics.

[0031] The inner end of bimetallic strip 5 is provided with moving contact 9, moving contact 9 is used for connecting and disconnecting circuit by moving.

[0032] The outer end of plug two 3 is provided with contact piece 6, contact piece 6 is used for connecting moving contact 9, realizing circuit communication.

[0033] The inner end of bimetallic strip 5 is provided with mounting piece two 10, mounting piece two 10 is connected with mounting piece one 7, mounting piece two 10 and mounting piece one 7 are connected, and are used for connecting bimetallic strip 5 and plug one 2.

[0034] The bottom surface of moving contact 9 is silver-plated, moving contact 9 is used for connecting with contact piece 6, realizing circuit connection.

[0035] The top surface of contact piece 6 is silver-plated, contact piece 6 is used for connecting with moving contact 9, realizing circuit connection.

[0036] The implementation principle of the adjustable temperature protector is as follows: when the adjustable temperature protector is used, the adjusting bolt 12 is screwed to make the sliding plate 13 slide in the slide 11, so that the spring 14 is compressed or relaxed, the elastic force of the spring 14 is adjusted, after the bimetallic strip 5 is deformed by heat, high temperature makes the bimetallic strip 5 deform until the spring 14 is tightly pressed, the moving contact 9 and the contact piece 6 are not in contact, the circuit point is opened, and the temperature protection is realized.

[0037] The above-mentioned embodiments only express several embodiments of the present application, the description is more specific and detailed, but it cannot be understood as the limitation of the patent scope of the present application. It should be pointed out that for ordinary skilled in the art, without departing from the concept of the present application, several modifications and improvements can be made, which belong to the protection scope of the present application. Therefore, the protection scope of the patent of the present application should be subject to the appended claims.

Claims

1. An adjustable temperature protector, characterized by: The utility model provides a temperature compensation type connector, including the casing (1), the inside of casing (1) is provided with the installation chamber (8), bimetallic strip (5) and contact piece (6) are installed in installation chamber (8), the one end of casing (1) is installed with the adjusting bolt (12), the bottom of adjusting bolt (12) is installed with the sliding plate (13), the sliding plate (13) is slidably installed in the inside of slide (11), the bottom of slide (11) is fixedly installed with spring (14), spring (14) is installed on the top of bimetallic strip (5).

2. The adjustable temperature protector of claim 1, wherein: The outer end of casing (1) is installed with fixed seat (4), and the two ends of fixed seat (4) are respectively fixedly installed with plug one (2) and plug two (3).

3. The adjustable temperature protector of claim 1, wherein: The inner end of plug one (2) is provided with mounting piece one (7), and the outer end of mounting piece one (7) is fixedly installed with bimetallic strip (5).

4. The adjustable temperature protector of claim 3, wherein: The inner end of bimetallic strip (5) is provided with moving contact (9).

5. The adjustable temperature protector of claim 1, wherein: The outer end of plug two (3) is provided with contact piece (6).

6. The adjustable temperature protector of claim 3, wherein: The inner end of bimetallic strip (5) is provided with mounting piece two (10), and mounting piece two (10) is connected with mounting piece one (7).

7. The adjustable temperature protector of claim 4, wherein: The bottom surface of moving contact (9) is silver-plated.

8. The adjustable temperature protector of claim 5, wherein: The top surface of contact piece (6) is silver-plated.

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