CN217384472U

CN217384472U - Low-power consumption temperature sensor for automobile

Info

Publication number: CN217384472U
Application number: CN202220750647.6U
Authority: CN
Inventors: 谭伟; 吴德华
Original assignee: Hunan Feiernuo Electronic Technology Co ltd
Current assignee: Hunan Feiernuo Electronic Technology Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-09-06
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a low-power consumption temperature sensor for automobile, which relates to the technical field of temperature sensors, the utility model comprises a temperature sensor main body arranged on a box body, wherein the temperature sensor main body comprises a sensor shell, a temperature sensor module arranged inside the sensor shell, an external sealing component and a fixing component which are arranged on the temperature sensor shell, and the box body is the box body of an automobile oil tank; the side part of the box body is provided with a circular through hole, the sensor shell is positioned on the inner wall of the circular through hole, the sensor shell is hollow, the side wall of the middle part of the sensor shell is fixedly provided with a pressing block, the pressing block is positioned on the inner wall of the box body, and the sealing assembly comprises a sealing ring sleeved outside the sensor shell and a sealing ring arranged on the upper part of the sealing ring; the fixed subassembly is including setting up the screw thread circle at the sensor housing, and threaded connection has first nut on the screw thread circle. The utility model relates to a low-power consumption temperature sensor for car, it is sealed effectual, excellent in use effect.

Description

Low-power consumption temperature sensor for automobile

Technical Field

The utility model relates to a temperature sensor technical field, in particular to low-power consumption temperature sensor for car.

Background

A temperature sensor is a sensor that senses temperature and converts it into a usable output signal. The temperature sensor is the core part of the temperature measuring instrument and has a plurality of varieties. The temperature sensor can be divided into two types of contact and non-contact according to the measuring mode, and is divided into two types of thermal resistance and thermocouple according to the characteristics of sensor materials and electronic elements, in the production and use processes of the automobile, in order to ensure the normal and safe running of the automobile, the temperature sensors are required to be arranged at different positions in the automobile to monitor the temperature at the position, and particularly the temperature sensors are required to be arranged in an oil tank or engine cooling liquid to collect the temperature so as to ensure the normal running of the automobile.

However, the existing temperature sensor for the vehicle is installed on the side wall of the corresponding bottom of the box body, such as an oil tank, and is used for monitoring the internal temperature, the existing sensor is often installed by punching, and the leakage of the monitoring liquid generated by the machine affects the use safety of the vehicle, so that a new solution is necessary to be provided.

The existing temperature sensor for the vehicle has the defects that the sealing performance of the installation position is poor, and the lead of the temperature sensor is easy to loosen and fall off.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low power consumption temperature sensor for automobiles, which can effectively solve the problems in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a low-power consumption temperature sensor for an automobile comprises a temperature sensor main body arranged on a box body, wherein the temperature sensor main body comprises a sensor shell, a temperature sensor module arranged in the sensor shell, an external sealing assembly and a fixing assembly arranged on the temperature sensor shell, and the box body is a box body of an automobile oil tank;

the sensor comprises a box body, a sensor shell and a sealing assembly, wherein a circular through hole is formed in the side part of the box body, the sensor shell is positioned on the inner wall of the circular through hole, the sensor shell is hollow, a pressing block is fixedly arranged on the side wall of the middle part of the sensor shell, the pressing block is positioned on the inner wall of the box body, the sealing assembly comprises a sealing ring sleeved outside the sensor shell and a sealing ring arranged on the upper part of the sealing ring, the longitudinal section of the sealing ring is integrally in a right-angled triangle structure, the upper end of the sealing ring is matched with the circular through hole, and the upper end of the sealing ring is extruded by the pressing block to fill a gap between the sensor shell and the circular through hole;

the fixed subassembly is including setting up the fillet of screw at sensor housing, threaded connection has first nut on the fillet of screw, circular arc processing is done to first nut lower extreme corner, and first nut mainly used screws sensor housing to shorten and press the distance between the briquetting, make the sealing washer of extruding from circular through-hole just be located the breach that first nut lower extreme corner circular arc was handled and is located.

Preferably, the upper part of the sensor module is connected with a lead, the upper end of the sensor shell is subjected to opening treatment, and the lead penetrates through the opening at the upper end of the sensor shell.

Preferably, the sealing ring and the sealing ring are located inside the box body, the first nut is located outside the box body, and the first nut is mainly used for fixedly mounting the temperature sensor main body.

Preferably, sealed piece is located to sensor housing upper end inner wall, sealed piece longitudinal section wholly is right trapezoid structure, and lateral wall and the laminating of wire outer wall, and sealed piece extrusion wire realizes sealed wire and sensor housing upper end opening part.

Preferably, the sealing ring and the sealing ring are located between the pressing block and the box body, and corners of the upper end of the sealing ring are subjected to circular arc treatment, so that gaps between the sensor shell and the circular through hole are conveniently filled at the upper end of the sealing ring.

Preferably, the upper end of the sensor shell is connected with a second nut, a wire outlet through hole is formed in the middle of the second nut, the wire penetrates through the wire outlet through hole, a triangular block is arranged at the lower end inside the second nut, the triangular block is matched with the sealing block, and the triangular block is mainly used for extruding the sealing block, so that the sealing block extrudes the wire.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, by arranging the sealing component and the fixing component, when in use, the sealing ring and the sealing ring are firstly sleeved on the sensor shell, then the sensor shell is placed in the box body, the threaded end of the sensor shell passes through the circular through hole, the first nut is connected with the threaded end of the sensor shell in a threaded way, the sealing ring and the sealing ring are extruded by the pressing block along with the screwing of the first nut, the gap between the sensor shell and the circular through hole is filled at the upper end of the sealing ring, the sealing ring extruded from the circular through hole is just positioned at the notch of the corner circular arc processing part at the lower end of the first nut along with the screwing of the first nut, the sealing installation of the temperature sensor main body is completed, the sealing block is extruded by the triangular block after the screwing of the second nut, the sealing block is finally extruded on the lead, the opening at the upper end of the sealing lead and the sensor shell is finally completed, and the installation of the temperature sensor main body is completed, and the installation sealing effect is good.

Drawings

Fig. 1 is a schematic view of the overall structure of a low power consumption temperature sensor for an automobile according to the present invention;

fig. 2 is a schematic structural view of a low power consumption temperature sensor for an automobile according to the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of a partial enlarged structure at B in fig. 3 according to the present invention;

fig. 5 is a schematic view of a part of the enlarged structure at C in fig. 3 according to the present invention.

In the figure: 1. a box body; 2. a sensor housing; 3. a sensor module; 4. a pressing block; 5. a seal ring; 6. a seal ring; 7. a first nut; 8. a wire; 9. a sealing block; 10. a second nut; 11. and (5) a triangular block.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention relates to a low power consumption temperature sensor for an automobile, which comprises a temperature sensor main body disposed on a box body 1, wherein the temperature sensor main body comprises a sensor housing 2, a temperature sensor module 3 disposed inside the sensor housing 2, and an external sealing assembly and a fixing assembly disposed on the temperature sensor housing 2, and the box body 1 is a box body 1 of an automobile oil tank;

the sensor comprises a box body 1, a sensor shell 2, a sealing assembly and a sensor shell, wherein a circular through hole is formed in the side part of the box body 1, the sensor shell 2 is positioned on the inner wall of the circular through hole, the sensor shell 2 is hollow inside, a pressing block 4 is fixedly arranged on the side wall of the middle part of the sensor shell 2, the pressing block 4 is positioned on the inner wall of the box body 1, the sealing assembly comprises a sealing ring 5 sleeved outside the sensor shell 2 and a sealing ring 6 arranged on the upper part of the sealing ring 5, the longitudinal section of the sealing ring 6 is integrally in a right-angled triangle structure, the upper end of the sealing ring 6 is matched with the circular through hole, and a gap between the sensor shell 2 and the circular through hole is filled under the extrusion of the pressing block 4;

the fixed subassembly is including setting up the fillet of screw at sensor housing 2, and threaded connection has first nut 7 on the fillet of screw, and circular arc processing is done to 7 lower extreme corners of first nut, and first nut 7 mainly used screws sensor housing 2 to shorten and press the distance between the briquetting 4, make the sealing washer 6 of extruding from circular through-hole just be located the breach that 7 lower extreme corners circular arc of first nut were handled the department.

Wherein, sensor module 3 upper portion is connected with wire 8, and sensor housing 2 upper end is done the opening and is handled, and wire 8 passes sensor housing 2 upper end opening.

Wherein, sealing ring 5 and sealing washer 6 are located box 1 inside, and first nut 7 is located box 1 outside, and first nut 7 mainly used fixed mounting temperature sensor main part.

Wherein, sealed piece 9 is located to 2 upper end inner walls of sensor casing, and sealed piece 9 longitudinal section wholly is right trapezoid structure, and the laminating of lateral wall and 8 outer walls of wire, and sealed piece 9 extrusion wire 8 realizes sealed wire 8 and the 2 upper end openings of sensor casing.

Wherein, sealing ring 5 and sealing washer 6 are located between according to briquetting 4 and box 1, and the circular arc is handled to 6 upper end corners of sealing washer for the gap between sensor housing 2 and the circular through-hole is convenient for fill in 6 upper ends of sealing washer.

Wherein, 2 upper ends of sensor housing are connected with second nut 10, and the through-hole of being qualified for the next round of competitions has been seted up at second nut 10 middle part, and wire 8 passes the through-hole of being qualified for the next round of competitions, and the inside lower extreme of second nut 10 is equipped with triangle piece 11, and triangle piece 11 and the mutual adaptation of seal block 9, triangle piece 11 mainly used extrusion seal block 9 for seal block 9 extrudees wire 8.

The utility model discloses a theory of operation does: referring to fig. 1-5, the present invention relates to a low power consumption temperature sensor for an automobile, wherein a sealing ring 5 and a sealing ring 6 are sleeved on a sensor housing 2, the sensor housing 2 is placed inside a case 1, a threaded end of the sensor housing 2 passes through a circular through hole, a first nut 7 is screwed on the threaded end of the sensor housing 2, a pressing block 4 presses the sealing ring 5 and the sealing ring 6 along with the screwing of the first nut 7, so that the upper end of the sealing ring 6 fills a gap between the sensor housing 2 and the circular through hole, the sealing ring 6 extruded from the circular through hole is just located at a gap of a corner arc processing part at the lower end of the first nut 7 along with the screwing of the first nut 7, thereby completing the sealing installation of a temperature sensor main body, a second nut 10 is screwed, a triangular block 11 presses a sealing block 9, and finally the sealing block 9 presses a lead 8, the opening of the upper end of the sensor shell 2 and the sealing wire 8 are sealed, and finally the installation of the temperature sensor main body is finished.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low-power consumption temperature sensor for car, is including setting up the temperature sensor main part on box (1), its characterized in that: the temperature sensor main body comprises a sensor shell (2), a temperature sensor module (3) arranged inside the sensor shell (2), and an external sealing assembly and a fixing assembly which are arranged on the temperature sensor shell (2);

the sensor comprises a box body (1), a sensor shell (2) and a sealing assembly, wherein a circular through hole is formed in the side part of the box body (1), the sensor shell (2) is positioned on the inner wall of the circular through hole, the sensor shell (2) is hollow, a pressing block (4) is fixedly arranged on the side wall of the middle part of the sensor shell (2), the pressing block (4) is positioned on the inner wall of the box body (1), the sealing assembly comprises a sealing ring (5) sleeved outside the sensor shell (2) and a sealing ring (6) arranged on the upper part of the sealing ring (5), the longitudinal section of the sealing ring (6) is integrally of a right-angled triangle structure, and the upper end of the sealing ring (6) is matched with the circular through hole;

the fixing assembly comprises a threaded ring arranged on the sensor shell (2), a first nut (7) is connected to the threaded ring in a threaded mode, and circular arc processing is conducted on the corner of the lower end of the first nut (7).

2. The low power consumption temperature sensor for the automobile according to claim 1, wherein: the sensor module (3) upper portion is connected with wire (8), sensor housing (2) upper end is done the opening and is handled, wire (8) pass sensor housing (2) upper end opening.

3. The low power consumption temperature sensor for the automobile according to claim 2, characterized in that: the sealing ring (5) and the sealing ring (6) are located inside the box body (1), and the first nut (7) is located outside the box body (1).

4. A low power consumption temperature sensor for an automobile according to claim 3, characterized in that: sealed piece (9) are located to sensor housing (2) upper end inner wall, sealed piece (9) longitudinal section wholly is right trapezoid structure, and the laminating of lateral wall and wire (8) outer wall.

5. The low power consumption temperature sensor for the automobile according to claim 4, wherein: the sealing ring (5) and the sealing ring (6) are located between the pressing block (4) and the box body (1), and the corners of the upper end of the sealing ring (6) are subjected to circular arc treatment.

6. The low power consumption temperature sensor for the automobile according to claim 5, wherein: the sensor shell (2) is connected with a second nut (10) at the upper end, an outlet through hole is formed in the middle of the second nut (10), and the lead (8) penetrates through the outlet through hole.

7. The low power consumption temperature sensor for the automobile according to claim 6, wherein: the inside lower extreme of second nut (10) is equipped with triangle piece (11), triangle piece (11) with sealed piece (9) are adaptation each other.