CN212750724U

CN212750724U - Button type heat protector

Info

Publication number: CN212750724U
Application number: CN202022140694.2U
Authority: CN
Inventors: 丁圣杰
Original assignee: Changzhou Ruide Electronics Co ltd
Current assignee: Changzhou Ruide Electronics Co ltd
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-03-19
Anticipated expiration: 2030-09-26

Abstract

The utility model discloses a button type thermal protector, which comprises a fixed seat, wherein a fixed structure is arranged on the upper wall surface of the fixed seat, the fixed seat is provided with two through grooves, a conductive structure is arranged in the two through grooves formed on the fixed seat, a supporting structure is sleeved on the outer wall surface of the fixed seat, and an adjusting structure is arranged on the upper wall surface of the supporting structure; the fixing structure includes: a fixed sleeve and a guide post; fixed cover has been seted up and has been led to the groove, and installs the last wall at the fixing base, the internal face at fixed cover is installed to the guide post, the utility model relates to a thermal protector technical field, the utility model discloses in, through adjusting the hot sensing sheetmetal that the structure drove three different expansion coefficient and negative electrode realization, realize responding to different circuit and adjusting different hot sensing sheetmetals, solved current thermal protector and can not adjust, can only protect the circuit of fixed current, the lower problem of work limitation.

Description

Button type heat protector

Technical Field

The utility model relates to a hot protector technical field specifically is button type hot protector.

Background

The thermal protector is used for protecting the overload of a motor or other electrical equipment and an electrical circuit. In the actual operation of the motor, for example, in the process of dragging the production machine to work, if the motor is overloaded due to abnormal conditions or circuit abnormality of the machine, the rotating speed of the motor is reduced, the current in the winding is increased, and the temperature of the winding of the motor is increased. If the overload current is not large and the time of overload is short, the motor windings do not exceed the allowable temperature rise, and such overload is allowable. However, if the overload time is long and the overload current is large, the temperature rise of the motor winding can exceed the allowable value, so that the motor winding is aged, the service life of the motor is shortened, and even the motor winding is burnt in severe cases. Therefore, such an overload cannot be endured by the motor.

Current thermal protector can not adjust, can only protect fixed current's circuit, and the work limitation is lower, and current thermal protector is mostly the cube and connects the form more, and is bulky, and occupation space is more, and some special occasions can not be used.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a button type thermal protector to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the button type thermal protector comprises a fixed seat, wherein a fixed structure is installed on the upper wall surface of the fixed seat, the fixed seat is provided with two through grooves, a conductive structure is installed in the two through grooves formed in the fixed seat, a supporting structure is sleeved on the outer wall surface of the fixed seat, and an adjusting structure is installed on the upper wall surface of the supporting structure; the fixing structure includes: a fixed sleeve and a guide post; the fixed sleeve is provided with a through groove and is arranged on the upper wall surface of the fixed seat, and the guide column is arranged on the inner wall surface of the fixed sleeve.

Preferably, the conductive structure includes: a positive electrode and a negative electrode; the positive electrode is sleeved on the outer wall surface of the guide post through the fixing seat and the through groove formed in the fixing sleeve, and the negative electrode is installed on the upper wall surface of the fixing seat through the through groove formed in the fixing seat.

Preferably, the support structure comprises: a support sleeve and three sliding blocks; the supporting sleeve is provided with a sliding groove and is sleeved on the outer wall surface of the fixing seat, and the three sliding blocks are respectively arranged in the sliding groove formed in the supporting sleeve.

Preferably, the adjusting structure includes: the adjusting cover, the adjusting column and the adjusting sleeve; the adjusting cover is arranged on the upper wall surfaces of the three sliding blocks, the adjusting column is arranged on the lower wall surface of the adjusting cover, and the adjusting sleeve is sleeved on the lower end surface of the adjusting column.

Preferably, the outer wall surface of the adjusting sleeve is provided with three grooves, and three thermal sensing metal sheets are arranged in the three grooves formed in the outer wall surface of the adjusting sleeve.

Preferably, three buckles are mounted on the lower wall surface of the adjusting cover.

Advantageous effects

The utility model provides a button type thermal protector, its beneficial effect who possesses as follows:

1. the utility model discloses in, drive the thermoinduction sheetmetal of three different expansion coefficient and realize with the negative electrode through adjusting the structure, realize handling the different thermoinduction sheetmetal of circuit regulation of difference, solved current hot protector and can not adjust, can only protect the circuit of fixed current, the lower problem of work limitation.

2. The utility model discloses in, adjust hotness sheetmetal through the rotation regulation structure, realize this real novel purpose of practicing thrift the space, solved current hot protector and mostly be the many connection forms of cube, the volume is great, and occupation space, the unable problem of part special occasion.

Drawings

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

fig. 2 is a sectional view of a front view structural view of the present invention;

fig. 3 is a sectional view of a top view of the present invention;

fig. 4 is a left side view of the structure of the present invention.

In the figure: 1-a fixed seat; 2-fixing a sleeve; 3-a guide post; 4-a positive electrode; 5-a negative electrode; 6-supporting the sleeve; 7-a slide block; 8-adjusting the cover; 9-a conditioning column; 10-adjusting sleeve; 11-heat sensitive metal sheet; 12-snap fastener.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, the present invention provides a button-type thermal protector:

the first embodiment is as follows:

as can be seen from fig. 1-4 of the specification, the scheme includes a fixing seat 1, wherein a fixing structure is mounted on an upper wall surface of the fixing seat 1, the fixing seat 1 is provided with two through grooves, a conductive structure is mounted in the two through grooves formed in the fixing seat 1, a supporting structure is sleeved on an outer wall surface of the fixing seat 1, and an adjusting structure is mounted on the upper wall surface of the supporting structure; the fixing structure includes: a fixed sleeve 2 and a guide post 3; fixed cover 2 has been seted up and has been led to the groove, and installs at the last wall of fixing base 1, and guide post 3 installs the internal face at fixed cover 2, and when using, fixing base 1 is used for supporting fixed cover 2, and fixed cover 2 is used for supporting guide post 3, and guide post 3 is used for fixed positive electrode 4.

Example two:

as can be seen from fig. 1 to 4 of the specification, in the implementation process, the conductive structure includes: a positive electrode 4 and a negative electrode 5; the positive electrode 4 is sleeved on the outer wall surface of the guide post 3 through the through groove formed in the fixing seat 1 and the fixing sleeve 2, the negative electrode 5 is installed on the upper wall surface of the fixing seat 1 through the through groove formed in the fixing seat 1, and when the thermal inductance type heat dissipation device is used, current flows into the positive electrode 4, passes through the thermal inductance metal sheet 11 and then flows out of the negative electrode 5.

Example three:

as can be seen from fig. 1 to 4 of the specification, in the implementation process, the support structure comprises: a support sleeve 6 and three sliders 7; the supporting sleeve 6 is provided with a sliding groove and is sleeved on the outer wall surface of the fixing seat 1, the three sliding blocks 7 are respectively installed in the sliding grooves formed in the supporting sleeve 6, and when the adjusting structure is used, the three sliding blocks 7 drive the adjusting structure to rotate along the supporting sleeve 6.

Example four:

as can be seen from the accompanying FIGS. 1-4 of the specification, in the implementation process, the above-mentioned adjusting structure includes: an adjusting cover 8, an adjusting column 9 and an adjusting sleeve 10; the adjusting cover 8 is arranged on the upper wall surface of the three sliding blocks 7, the adjusting column 9 is arranged on the lower wall surface of the adjusting cover 8, the adjusting sleeve 10 is sleeved on the lower end surface of the adjusting column 9, when the adjusting cover is used, the adjusting column 9 is driven to rotate by the rotating adjusting cover 8 of an operator, the adjusting column 9 drives the adjusting sleeve 10 to rotate, the adjusting sleeve 10 drives the thermal sensing metal sheets 11 with three different expansion coefficients to rotate, the operator determines the connection condition of the thermal sensing metal sheets 11 and the negative electrode 5 through the matching condition of the three buckles 12 and the three grooves formed in the supporting sleeve 6, and when the buckles 12 are matched with the grooves formed in the supporting sleeve 6, the thermal sensing metal sheets 11 on the right side are connected with the negative electrode 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The button type thermal protector comprises a fixed seat (1) and is characterized in that a fixed structure is mounted on the upper wall surface of the fixed seat (1), two through grooves are formed in the fixed seat (1), a conductive structure is mounted in the two through grooves formed in the fixed seat (1), a supporting structure is sleeved on the outer wall surface of the fixed seat (1), and an adjusting structure is mounted on the upper wall surface of the supporting structure;

the fixing structure includes: a fixed sleeve (2) and a guide post (3);

the fixed sleeve (2) is provided with a through groove and is arranged on the upper wall surface of the fixed seat (1), and the guide column (3) is arranged on the inner wall surface of the fixed sleeve (2).

2. The button thermal protector of claim 1, wherein the conductive structure comprises: a positive electrode (4) and a negative electrode (5);

the positive electrode (4) is sleeved on the outer wall surface of the guide post (3) through a through groove formed in the fixing seat (1) and the fixing sleeve (2), and the negative electrode (5) is installed on the upper wall surface of the fixing seat (1) through the through groove formed in the fixing seat (1).

3. The button thermal protector of claim 1, wherein the support structure comprises: a support sleeve (6) and three sliding blocks (7);

the supporting sleeve (6) is provided with a sliding groove and is sleeved on the outer wall surface of the fixing seat (1), and the three sliding blocks (7) are respectively arranged in the sliding groove formed in the supporting sleeve (6).

4. The button thermal protector of claim 1, wherein the adjustment structure comprises: an adjusting cover (8), an adjusting column (9) and an adjusting sleeve (10);

the adjusting cover (8) is arranged on the upper wall surface of the three sliding blocks (7), the adjusting column (9) is arranged on the lower wall surface of the adjusting cover (8), and the adjusting sleeve (10) is sleeved on the lower end surface of the adjusting column (9).

5. A button type thermal protector according to claim 4, characterized in that the outer wall of the adjusting sleeve (10) is provided with three grooves, and three thermal sensing metal sheets (11) with different expansion coefficients are arranged in the three grooves formed on the outer wall of the adjusting sleeve (10).

6. A button thermal protector according to claim 4, characterized in that the lower wall of the adjusting cover (8) is fitted with three catches (12).