CN214372983U

CN214372983U - Motor temperature sensor for new energy automobile

Info

Publication number: CN214372983U
Application number: CN202120701364.8U
Authority: CN
Inventors: 崔京日
Original assignee: Qingdao Zhenlan Electronics Co ltd
Current assignee: Qingdao Zhenlan Electronics Co ltd
Priority date: 2021-04-07
Filing date: 2021-04-07
Publication date: 2021-10-08
Anticipated expiration: 2031-04-07

Abstract

The utility model discloses a motor temperature sensor for new energy automobile, including sensor head and lead wire, the inside of sensor head is equipped with insulating chamber, the inside left end fixed mounting in insulating chamber has binding post, both ends all run through and have seted up the through-hole about the left side wall of sensor head, upper end fixed mounting has block rubber a in the through-hole, the lower extreme fixed mounting has block rubber b in the through-hole, the surface center of block rubber a and block rubber b runs through and has seted up the jack, the grafting lead wire is all fixed in the jack, the surface of block rubber a and block rubber b has seted up round slot, and round slot is located the outside of jack, the outside cover of lead wire is equipped with insulating sleeve, the right-hand member activity of insulating sleeve is pegged graft in round slot, the outer wall middle section of insulating sleeve runs through and has seted up the resin hole; this motor temperature sensor for new energy automobile, it is small, more accurate measurement motor temperature can use under high temperature 200 degrees for a long time, better satisfies new energy automobile motor user demand.

Description

Motor temperature sensor for new energy automobile

Technical Field

The utility model relates to a temperature sensor technical field specifically is a motor temperature sensor for new energy automobile.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, takes a motor as electromechanical energy conversion equipment, has an important position in national economy and daily life, and needs to pay attention to the temperature of a motor winding in practical use. The temperature sensor arranged in the motor slot can directly monitor the temperature of the winding in the slot, and the accurate working condition of the motor can be mastered. Wherein, new energy automobile mainly relies on the motor to drive, consequently all has higher requirement to temperature sensor's in the motor each side performance, and temperature sensor in the current motor is too big, and it is not convenient to install and dismantle, and simultaneously, relatively poor to the adaptability of environment, the reliability is low moreover, can not satisfy the user demand of motor on the new energy automobile well, consequently needs a motor temperature sensor for the new energy automobile, solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a motor temperature sensor for new energy automobile to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a motor temperature sensor for new energy automobile, includes sensor head and lead wire, the inside of sensor head is equipped with insulating chamber, the inside left end fixed mounting in insulating chamber has binding post, both ends all run through about the left side wall of sensor head and have seted up the through-hole, the upper end fixed mounting has block rubber an in the through-hole, the lower extreme fixed mounting has block rubber b in the through-hole, the jack has been seted up in the surface center of block rubber an and block rubber b runs through, equal fixed grafting lead wire in the jack, round slot has been seted up on block rubber an and block rubber b's surface, and round slot is located the outside of jack, the outside cover of lead wire is equipped with insulating sleeve, insulating sleeve's right-hand member activity is pegged graft in round slot, the resin hole has been seted up in insulating sleeve's outer wall middle section.

Preferably, the right end of the lead is fixedly connected with the wiring terminal, and the left end of the lead is fixedly provided with the probe.

Preferably, the inside right-hand member fixed mounting in insulating chamber has the mount, mount upper end fixed mounting has the thermal resistor, the thermal resistor upper end is equipped with the connector lug, the inside left end fixed mounting in insulating chamber has the fixing base, the upper end fixed mounting of fixing base has the insulating tube, binding post's right-hand member fixed mounting has the lead core.

Preferably, the right end of the lead core penetrates through the insulating tube and then is fixedly connected with the connector lug.

Preferably, an embedded groove is formed in the right side wall of the sensor head, and a fixing ring is fixedly embedded in the embedded groove.

Compared with the prior art, the beneficial effects of the utility model are that: this new energy automobile is with motor temperature sensor, accurate measurement motor temperature's novel temperature sensor, small, directly can bury the motor coil the inside, more accurate measurement motor temperature, the sensor is whole to use high temperature resistant material, can use under high temperature 200 degrees for a long time, add insulating resin between lead wire and insulating sleeve, improve its insulating nature, through the convenient degree of lead wire and binding post grafting improvement installation dismantlement, better satisfy new energy automobile motor user demand.

Drawings

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

fig. 2 is a left side view of the sensor head of the present invention.

In the figure: the device comprises a sensor head 1, a fixed seat 2, a lead 3, a probe 4, an insulating sleeve 5, a resin hole 6, a rubber block a 7, a through hole 8, a wiring terminal 9, an insulating tube 10, a rubber block b 11, a lead core 12, a fixed frame 13, a thermal resistor 14, an embedded groove 15, a fixed ring 16, an insulating cavity 17, a wiring head 18, a round slot 19 and a jack 20.

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 and fig. 2, the present invention provides a technical solution: a motor temperature sensor for a new energy automobile comprises a sensor head 1 and a lead 3, wherein an insulation cavity 17 is arranged inside the sensor head 1, a wiring terminal 9 is fixedly arranged at the left end inside the insulating cavity 17, through holes 8 are respectively arranged at the upper end and the lower end of the left side wall of the sensor head 1 in a penetrating manner, a rubber block a 7 is fixedly arranged in the through hole 8 at the upper end, a rubber block b 11 is fixedly arranged in the through hole 8 at the lower end, the centers of the surfaces of the rubber blocks a 7 and b 11 are provided with insertion holes 20, the jacks 20 are internally and fixedly inserted with leads 3, the surfaces of the rubber blocks a 7 and b 11 are provided with round slots 19, and the round slot 19 is positioned at the outer side of the jack 20, the outer part of the lead 3 is sleeved with an insulating sleeve 5, the right end of the insulating sleeve 5 is movably inserted in the round slot 19, and the middle section of the outer wall of the insulating sleeve 5 is provided with a resin hole 6 in a penetrating manner;

specifically, the sensor head 1 is internally provided with an insulating cavity 17, the left end of the inside is fixedly provided with the wiring terminal 9 for connecting an internal circuit with an external circuit, the upper end and the lower end of the left side wall of the sensor head 1 are both provided with the through hole 8 in a penetrating manner, the rubber block a 7 is fixedly arranged in the through hole 8 at the upper end, the rubber block b 11 is fixedly arranged at the lower end, the rubber block a 7 and the rubber block b 11 are both in a circular structure, the through hole 8 is sealed, the insertion hole 20 is arranged in the center of the circle of the surfaces of the rubber block a 7 and the rubber block b 11 in a penetrating manner, the right end of the lead 3 is connected with the wiring terminal 9, the circular insertion groove 19 is arranged on the outer side of the insertion hole 20 on the surfaces of the rubber block a 7 and the rubber block b 11 for installing the insulating sleeve 5, and insulating resin can be added into the insulating sleeve 5 through the resin hole 6, the sensor is made of high-temperature resistant materials, and can be used at a high temperature of 200 ℃ for a long time.

The right end of the lead 3 is fixedly connected with a wiring terminal 9, and the left end of the lead 3 is fixedly provided with a probe 4;

specifically, the right end of the lead 3 penetrates through the jack 20 to be fixedly connected with the wiring terminal 9, the probe 4 is fixedly installed at the other end, and the temperature can be detected through the probe 4.

A fixed frame 13 is fixedly installed at the right end inside the insulating cavity 17, a thermal resistor 14 is fixedly installed at the upper end of the fixed frame 13, a connector lug 18 is arranged at the upper end of the thermal resistor 14, a fixed seat 2 is fixedly installed at the left end inside the insulating cavity 17, an insulating tube 10 is fixedly installed at the upper end of the fixed seat 2, and a lead wire core 12 is fixedly installed at the right end of the connecting terminal 9;

specifically, the inside of insulating chamber 17 passes through mount 13 installation thermal resistance 14, thermal resistance 14 is NTC thermal resistance among the prior art, and connector lug 18 of upper end is used for connecting lead core 12, and the right-hand member of insulating chamber 17 passes through fixing base 2 fixed mounting insulating tube 10, insulating tube 10 is used for the protection lead core 12.

The right end of the lead core 12 is fixedly connected with a connector lug 18 after penetrating through the insulating tube 10;

specifically, the left end of the lead core 12 is connected with the wiring terminal 9, the right end is connected with the wiring head 18, and the lead 3 is connected with the thermal resistor 14 through the wiring terminal 9.

An embedded groove 15 is formed in the right side wall of the sensor head 1, and a fixing ring 16 is fixedly embedded in the embedded groove 15;

the working principle and the process are as follows: during the use, insert lead wire 3 the jack 20 is connected binding post 9, with insulating sleeve 5 suit in the outside of lead wire 3, and the right-hand member inserts circle slot 19 is fixed with it, through resin hole 6 adds insulating resin in to insulating sleeve 5, with lead wire 3 and insulating sleeve 5 between through resin insulation can.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a motor temperature sensor for new energy automobile, includes sensor head (1) and lead wire (3), its characterized in that: an insulation cavity (17) is arranged inside the sensor head (1), a wiring terminal (9) is fixedly mounted at the left end inside the insulation cavity (17), through holes (8) are formed in the upper end and the lower end of the left side wall of the sensor head (1) in a penetrating manner, a rubber block a (7) is fixedly mounted in each through hole (8) at the upper end, a rubber block b (11) is fixedly mounted in each through hole (8) at the lower end, jacks (20) are formed in the surface centers of the rubber block a (7) and the rubber block b (11) in a penetrating manner, inserting wires (3) are fixedly inserted in the jacks (20), circular inserting grooves (19) are formed in the surfaces of the rubber block a (7) and the rubber block b (11), the circular inserting grooves (19) are located on the outer sides of the jacks (20), an insulation sleeve (5) is sleeved outside each wire (3), and the right end of the insulation sleeve (5) is movably inserted in the circular inserting grooves (19), and a resin hole (6) is formed in the middle section of the outer wall of the insulating sleeve (5) in a penetrating manner.

2. The motor temperature sensor for the new energy automobile according to claim 1, characterized in that: the right-hand member fixed connection binding post (9) of lead wire (3), the left end fixed mounting of lead wire (3) has probe (4).

3. The motor temperature sensor for the new energy automobile according to claim 1, characterized in that: the utility model discloses a thermal insulation structure, including insulating chamber (17), the inside right-hand member fixed mounting of insulating chamber (17) has mount (13), mount (13) upper end fixed mounting has thermal resistance (14), thermal resistance (14) upper end is equipped with connector lug (18), the inside left end fixed mounting in insulating chamber (17) has fixing base (2), the upper end fixed mounting of fixing base (2) has insulating tube (10), the right-hand member fixed mounting of binding post (9) has lead core (12).

4. The motor temperature sensor for the new energy automobile according to claim 3, characterized in that: the right end of the lead core (12) penetrates through the insulating tube (10) and then is fixedly connected with the connector lug (18).

5. The motor temperature sensor for the new energy automobile according to claim 1, characterized in that: an embedded groove (15) is formed in the right side wall of the sensor head (1), and a fixing ring (16) is fixedly embedded in the embedded groove (15).