CN220304697U

CN220304697U - Special temperature sensor for traction converter

Info

Publication number: CN220304697U
Application number: CN202322018767.4U
Authority: CN
Inventors: 高正平
Original assignee: Beijing Kunlunzhongda Sensor Technology Co ltd
Current assignee: Beijing Kunlunzhongda Sensor Technology Co ltd
Priority date: 2023-07-28
Filing date: 2023-07-28
Publication date: 2024-01-05
Anticipated expiration: 2033-07-28

Abstract

The utility model discloses a special temperature sensor for a traction converter, which comprises a sensor outer shell, wherein the sensor outer shell is made of copper materials, the sensor outer shell comprises a horizontal section and an L-shaped section, a mounting hole is formed in the L-shaped section, a temperature sensitive element is further arranged in the horizontal section, and a platinum resistor PT100 is adopted in the temperature sensitive element.

Description

Special temperature sensor for traction converter

Technical Field

The utility model relates to the technical field of temperature sensors, in particular to a special temperature sensor for a traction converter.

Background

A temperature sensor refers to a sensor that senses temperature and converts it into a usable output signal. The temperature sensor is a core part of the temperature measuring instrument and has various varieties. The measuring method can be divided into two main types, namely contact type and non-contact type, and the measuring method can be divided into two types, namely thermal resistor and thermocouple according to the characteristics of sensor materials and electronic elements.

The existing temperature sensor for the traction converter has poor integral anti-seismic performance, is easy to damage and has short service life, so that the temperature sensor for the traction converter needs to be improved.

The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.

Disclosure of Invention

The utility model aims to provide a special temperature sensor for a traction converter, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the special temperature sensor for the traction converter comprises a sensor outer shell, wherein the sensor outer shell comprises a horizontal section and an L-shaped section, a mounting hole is formed in the L-shaped section, and a temperature sensitive element is further mounted in the horizontal section.

Preferably, the application provides a special temperature sensor for traction converter, wherein the temperature sensitive element adopts platinum resistor PT100.

Preferably, the application provides a special temperature sensor of traction current transformer, wherein, the sensor shell body adopts copper material to make.

Preferably, the special temperature sensor for traction converter provided by the application, wherein the horizontal section is further filled with a heat conduction filling layer, and the heat conduction filling layer is filled with the inner space of the horizontal section and coats the temperature sensitive element.

Preferably, the application provides a special temperature sensor of traction current transformer, wherein, the heat conduction filling layer is graphite alkene heat conduction granule.

Compared with the prior art, the utility model has the beneficial effects that:

(1) The utility model has simple structure, convenient installation, high sensitivity of the adopted temperature sensitive element, excellent anti-shock, anti-impact and high temperature resistance, difficult damage and long service life.

(2) According to the utility model, the heat conduction filling layer is filled in the horizontal section, the heat conduction filling layer fills the inner space of the horizontal section and coats the temperature sensitive element, and by adopting the structure, the anti-seismic stability of the temperature sensitive element can be improved, and in addition, the heat dissipation effect of the temperature sensitive element can be improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a top view of the present utility model;

in the figure: the sensor comprises a sensor shell 1, a temperature sensitive element 2, a horizontal section 3, an L-shaped section 4 and a mounting hole 5.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, the present utility model provides a technical solution: the special temperature sensor for the traction converter comprises a sensor outer shell 1, wherein the sensor outer shell 1 is made of copper, the sensor outer shell 1 comprises a horizontal section 3 and an L-shaped section 4, a mounting hole 5 is formed in the L-shaped section, a temperature sensitive element 2 is further mounted in the horizontal section 3, and the temperature sensitive element 2 is made of a platinum resistor PT100.

In the utility model, the horizontal section 2 is also filled with a heat conduction filling layer, and the heat conduction filling layer fills the inner space of the horizontal section and coats the temperature sensitive element; the heat conduction filling layer is graphene heat conduction particles. By adopting the structure, the anti-vibration stability of the temperature sensitive element can be improved, and the heat dissipation effect of the temperature sensitive element can be improved.

In conclusion, the device has the advantages of simple structure, convenience in installation, high sensitivity of the adopted temperature sensitive element, excellent anti-shock, anti-impact and high-temperature resistance, difficult damage and long service life.

The circuit, the electronic components and the modules are all in the prior art, and can be completely realized by a person skilled in the art, and needless to say, the protection of the utility model does not relate to the improvement of software and a method.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a special temperature sensor of traction current transformer, includes sensor shell body (1), its characterized in that: the sensor outer shell (1) comprises a horizontal section (3) and an L-shaped section (4), wherein the L-shaped section is provided with a mounting hole (5), and a temperature sensitive element (2) is further mounted in the horizontal section (3).

2. A traction converter dedicated temperature sensor according to claim 1, characterized in that: the temperature sensitive element (2) adopts a platinum resistor PT100.

3. A traction converter dedicated temperature sensor according to claim 1, characterized in that: the sensor outer shell (1) is made of copper materials.

4. A traction converter dedicated temperature sensor according to claim 1, characterized in that: the horizontal section (3) is also filled with a heat conduction filling layer, and the heat conduction filling layer fills the inner space of the horizontal section and coats the temperature sensitive element.

5. The traction converter specific temperature sensor of claim 4, wherein: the heat conduction filling layer is graphene heat conduction particles.