CN211287877U

CN211287877U - Temperature sensor for automobile water tank

Info

Publication number: CN211287877U
Application number: CN201922035951.3U
Authority: CN
Inventors: 张延洪
Original assignee: Shenzhen Ampron Technology Corp
Current assignee: Shenzhen Ampron Technology Corp
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-08-18
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a temperature sensor for automobile water tank in the technical field of temperature sensor, which comprises a fixed shell, a twill screwing part, a reinforced shell and the like, the stability of the whole temperature sensor of the automobile water tank connected with a liquid storage tank water jacket on an engine cylinder body or a cylinder cover is enhanced through the reinforced shell, and the head of the temperature sensor is protected at the same time, when the head of the temperature sensor is inserted into the liquid storage tank water jacket on the engine cylinder body or the cylinder cover, the reinforced shell is fixedly connected with the side wall of the liquid storage tank water jacket on the engine cylinder body or the cylinder cover through screws, a first partition plate separates a sensitive element placing cavity from the inside of the head of the temperature sensor, a sensitive element is placed in the sensitive element placing cavity, packaging materials are arranged in the sensitive element placing cavity and around the sensitive element, and the sensitive element is, effectively avoiding the displacement of the position of the sensitive element.

Description

Temperature sensor for automobile water tank

Technical Field

The utility model relates to a temperature sensor technical field, specific field is a temperature sensor for radiator.

Background

The temperature sensor of the automobile water tank is used for monitoring the temperature of the engine coolant, when the temperature of the coolant rises due to overload, water shortage, fan failure or long-term exposure in summer, the temperature of the engine rises, and in such a case, a driver can know the temperature of the coolant through the temperature sensed by the temperature sensor of the automobile water tank and displaying the temperature on an instrument panel, so that the temperature of the engine can be known, timely treatment can be carried out, and the coolant can be prevented from being damaged due to overhigh temperature of the water tank;

automobile radiator temperature sensor generally installs on the liquid storage tank water jacket on engine cylinder body or cylinder cap, with coolant liquid direct contact, negative temperature coefficient thermistor is used to the temperature sensor the inside, the resistance value can reduce along with the temperature rise, will send out the police dispatch newspaper when reducing to a certain extent, the suggestion trouble, current thermistor that is arranged in automobile radiator's temperature sensor passes through fixed shell and connects on the liquid storage tank water jacket on engine cylinder body or cylinder cap, and fixed shell plays the guard action to thermistor, but the guard action is not good, thermistor still can appear dropping, not hard up the condition in the condition (the vehicle is gone) that receives the vibration for a long time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a temperature sensor for radiator to solve the problem of mentioning in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a temperature sensor for an automobile water tank comprises a fixed shell, wherein one end of the side wall of the fixed shell is integrally connected with a reinforced shell, the left end of the fixed shell and the inner side of the reinforced shell are fixedly connected with a temperature sensor head, the inner side wall of the head part of the temperature sensor is fixedly connected with a first partition plate which divides the inside of the head part of the temperature sensor into a sensitive element placing cavity, a sensitive element is placed in the sensitive element placing cavity, an encapsulating material is arranged in the sensitive element placing cavity and around the sensitive element, a second partition board is arranged in the fixed shell, a pin of the sensitive element is connected with one end of the wiring terminal, the other end of the wiring terminal penetrates out of the second partition plate, and the second partition plate and the wiring terminal form a plug-in part of the temperature sensor for the automobile water tank.

Preferably, a diagonal screwing part is fixedly connected to the outer side wall of the fixed shell.

Preferably, the reinforced shell comprises a reinforced shell body, one end of the reinforced shell body is integrally connected with a contact ring plate, and a sealing ring is fixedly bonded on the inner side wall of the reinforced shell body.

Preferably, the first partition plate is provided with small holes.

Preferably, the side wall of the temperature sensor head is provided with threads.

Compared with the prior art, the beneficial effects of the utility model are that: a temperature sensor for radiator, strengthen the whole steadiness that links to each other with the liquid storage pot water jacket on the engine cylinder body or the cylinder cap of radiator through the reinforcement shell, it is right simultaneously temperature sensor head plays the guard action, when will the temperature sensor head inserts in the liquid storage pot water jacket on the engine cylinder body or the cylinder cap, it passes through screw fixed connection with the liquid storage pot water jacket lateral wall on the engine cylinder body or the cylinder cap to reinforce the shell, fixed connection fixedly connected with first division board on the inside wall of temperature sensor head, first division board will separate sensing element placing chamber in the temperature sensor head, sensing element has been placed in the sensing element placing chamber, sensing element placing chamber just is located be provided with packaging material around the sensing element, sensing element is protected by packaging material with first division board, the displacement of the position of the sensitive element can be effectively avoided.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a sectional view of the main structure of the present invention;

FIG. 3 is a front view of the main structure of the present invention;

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

In the figure: the temperature sensor comprises a fixed shell 1, a diagonal screw part 2, a reinforced shell 3, a reinforced shell 301, a contact ring plate 302, a sealing ring 303, a temperature sensor head 4, a first partition plate 5, a sensitive element 6, a second partition plate 7, a connecting terminal 8 and a small hole 9.

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.

The description of the directions (up, down, left, right, front, and back) is made with reference to the structure shown in fig. 1 of the drawings attached to the specification, but the practical direction of the present invention is not limited thereto.

Example (b):

referring to fig. 1-4, the present invention provides a technical solution: a temperature sensor for a car water tank comprises a fixed shell 1, wherein the fixed shell 1 is a main fixed connecting part of the temperature sensor for the car water tank, the main fixed connecting part is used for being connected with a liquid storage tank water jacket on an engine cylinder body or a cylinder cover, the temperature sensor for the car water tank is fixed on the fixed shell, the temperature sensor is directly contacted with cooling liquid to sense the temperature of the cooling liquid, one end of the side wall of the fixed shell 1 is integrally connected with a reinforced shell 3, the left end of the fixed shell 1 is positioned at the inner side of the reinforced shell 3 and is fixedly connected with a temperature sensor head 4, the reinforced shell 3 is used for reinforcing the stability of the whole temperature sensor of the car water tank connected with the liquid storage tank water jacket on the engine cylinder body or the cylinder cover, the temperature sensor head 4 plays a protection role simultaneously, and when the temperature sensor head 4 is inserted into the, the reinforcing shell 3 is fixedly connected with the side wall of a water jacket of a liquid storage tank on an engine cylinder body or a cylinder cover through a screw, a first partition plate 5 is fixedly connected with the inner side wall of a temperature sensor head 4, the first partition plate 5 divides a sensitive element placing cavity in the temperature sensor head 4, a sensitive element 6 is placed in the sensitive element placing cavity, an encapsulating material is arranged in the sensitive element placing cavity and positioned around the sensitive element 6, the sensitive element 6 is protected by the encapsulating material and the first partition plate 5, the displacement of the position of the sensitive element 6 can be effectively avoided, please refer to fig. 2 and fig. 4, a second partition plate 7 is arranged in the fixing shell 1, a pin of the sensitive element 6 is connected with one end of a connecting terminal 8, and the other end of the connecting terminal 8 penetrates out of the second partition plate 7, the second division board 7 with binding post 8 constitutes the grafting portion that is used for radiator's temperature sensor, the grafting portion be used for with panel board electric connection, radiator's temperature sensor is used for monitoring engine coolant liquid temperature, when the vehicle load is too big, lack of water, fan trouble or summer long-term insolate cause coolant liquid temperature to rise, lead to engine temperature to rise, the temperature that driver's accessible radiator temperature sensor responded to under this kind of condition, show on the panel board and learn coolant liquid temperature, and then learn engine temperature, can make timely processing, prevent that the water tank temperature is too high and impaired.

Referring to fig. 3, specifically, a twill screwing portion 2 is fixedly connected to an outer side wall of the fixed housing 1, and the twill screwing portion 2 is arranged to facilitate screwing of the fixed housing 1, so that the temperature sensor head 4 is in threaded connection with a connection hole on a water jacket of a liquid storage tank on an engine cylinder body or a cylinder cover, and thus the temperature sensor head 4 is inserted into the water jacket of the liquid storage tank on the engine cylinder body or the cylinder cover.

Referring to fig. 2, specifically, the reinforced shell 3 includes a reinforced shell 301, one end of the reinforced shell 301 is integrally connected with a contact ring plate 302, a sealing ring 303 is fixedly bonded to an inner side wall of the reinforced shell 301, the reinforced shell 3 is used for enhancing the stability of the temperature sensor of the automobile water tank integrally connected with a liquid storage tank water jacket on an engine cylinder body or a cylinder cover, and simultaneously protecting the temperature sensor head 4, when the temperature sensor head 4 is inserted into the liquid storage tank water jacket on the engine cylinder body or the cylinder cover, the contact ring plate 302 is fixedly connected with a side wall of the liquid storage tank water jacket on the engine cylinder body or the cylinder cover through a screw, and simultaneously, the sealing ring 303 seals a connection hole on the liquid storage tank water jacket on the engine cylinder body or the cylinder cover.

Referring to fig. 2, specifically, the first partition plate 5 is provided with a small hole 9, and the small hole 9 is provided to facilitate injecting a packaging material into the sensor placing cavity.

Referring to fig. 2, specifically, a thread is arranged on a side wall of the temperature sensor head 4, and the thread is used for the temperature sensor head 4 to be in threaded connection with a connecting hole on a water jacket of a liquid storage tank on an engine cylinder body or a cylinder head, so that the temperature sensor head 4 is inserted into the water jacket of the liquid storage tank on the engine cylinder body or the cylinder head.

The working principle is as follows: the fixed shell 1 is a main fixed connecting part of a temperature sensor for the automobile water tank, is used for being connected with a liquid storage tank water jacket on an engine cylinder body or a cylinder cover, is used for fixing the temperature sensor for the automobile water tank on the fixed shell, is directly contacted with cooling liquid to sense the temperature of the cooling liquid, one end of the side wall of the fixed shell 1 is integrally connected with a reinforced shell 3, the left end of the fixed shell 1 is positioned at the inner side of the reinforced shell 3 and is fixedly connected with a temperature sensor head 4, the reinforced shell 3 is used for reinforcing the stability of the whole temperature sensor of the automobile water tank and the liquid storage tank water jacket on the engine cylinder body or the cylinder cover, and plays a role in protecting the temperature sensor head 4, when the temperature sensor head 4 is inserted into the liquid storage tank water jacket on the engine cylinder body or the cylinder cover, the reinforced shell 3 is fixedly connected with the side, the inner side wall fixedly connected with the temperature sensor head part 4 is fixedly connected with a first partition plate 5, the first partition plate 5 divides the inside of the temperature sensor head part 4 into a sensitive element placing cavity, a sensitive element 6 is placed in the sensitive element placing cavity, an encapsulating material is arranged in the sensitive element placing cavity and positioned around the sensitive element 6, the sensitive element 6 is protected by the encapsulating material and the first partition plate 5, the position of the sensitive element 6 can be effectively prevented from being displaced, a second partition plate 7 is arranged in the fixed shell 1, a pin of the sensitive element 6 is connected with one end of a connecting terminal 8, the other end of the connecting terminal 8 penetrates out of the second partition plate 7, and the second partition plate 7 and the connecting terminal 8 form a plug-in part of the temperature sensor for the automobile water tank, the grafting portion is used for with panel board electric connection, radiator's temperature sensor is used for monitoring engine coolant temperature, and when the vehicle load was too big, lack of water, fan trouble or summer long-term insolate caused coolant temperature to rise, lead to engine temperature to rise, the temperature that driver's accessible radiator temperature sensor responded to under this kind of circumstances, show on the panel board and learn coolant temperature, and then learn engine temperature, can make timely processing, prevent that the water tank temperature is too high and impaired.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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. A temperature sensor for radiator of a motor vehicle, comprising a fixed casing (1), characterized in that: the fixed shell (1) is integrally formed at one end of the side wall and is connected with a reinforced shell (3), the left end of the fixed shell (1) is positioned at the inner side of the reinforced shell (3) and is fixedly connected with a temperature sensor head (4), a first partition plate (5) is fixedly connected to the inner side wall of the temperature sensor head (4), the first partition plate (5) separates a sensitive element placing cavity from the inside of the temperature sensor head (4), a sensitive element (6) is placed in the sensitive element placing cavity, an encapsulating material is arranged in the sensitive element placing cavity and positioned around the sensitive element (6), a second partition plate (7) is arranged inside the fixed shell (1), pins of the sensitive element (6) are connected with one end of a wiring terminal (8), and the other end of the wiring terminal (8) penetrates out of the second partition plate (7), the second partition plate (7) and the wiring terminal (8) form an insertion part of a temperature sensor for the automobile water tank.

2. A temperature sensor for a radiator of an automobile according to claim 1, wherein: the outer side wall of the fixed shell (1) is fixedly connected with a twill screwing part (2).

3. A temperature sensor for a radiator of an automobile according to claim 1, wherein: consolidate shell (3) including consolidating casing (301), the one end integrated into one piece of consolidating casing (301) is connected with contact ring board (302), the fixed bonding of inside wall of consolidating casing (301) has sealing washer (303).

4. A temperature sensor for a radiator of an automobile according to claim 1, wherein: the first partition plate (5) is provided with a small hole (9).

5. A temperature sensor for a radiator of an automobile according to claim 1, wherein: and the side wall of the temperature sensor head (4) is provided with threads.