CN215299362U

CN215299362U - Metal joint of integrated sensor and battery pack for automobile

Info

Publication number: CN215299362U
Application number: CN202121644536.9U
Authority: CN
Inventors: 夏雷鸣; 李立涛; 张旭颖; 车保平
Original assignee: Hebei Chinaust Automotive Plastics Co Ltd
Current assignee: Hebei Chinaust Automotive Plastics Co Ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2021-12-24
Anticipated expiration: 2031-07-19

Abstract

The utility model discloses an integrated sensor's metal joint and battery package for car, the metal joint includes: a joint pipe; the flange is arranged in the middle of the joint pipe and divides the joint pipe into an outer pipe and an inner pipe; the fastening piece is arranged on one side of the flange plate; a detection tube which is connected to the inner tube in a penetrating manner; and the sensor is detachably connected in the detection pipe so as to extend the sensor probe into the inner pipe. The utility model discloses metal joint, through the cooperation of ring flange and fastener with the metal joint assembly fastening on the casing of battery package fast, can dismantle the sensor and connect on the detection tube, the detection tube directly link up the inside pipe of connecting at the joint pipe again, be favorable to the probe of sensor directly to stretch into unsettled and carry out effective data acquisition inside the joint pipe, do not influence the flow property of coolant liquid, guarantee that the coolant liquid smoothly circulates inside and outside the battery package, play the cooling effect to the battery package; meanwhile, impurity moisture outside the battery pack can be prevented from entering the battery pack.

Description

Metal joint of integrated sensor and battery pack for automobile

Technical Field

The utility model relates to a pipeline connects technical field, has especially related to a metal joint of integrated sensor and battery package for car.

Background

With the increasing shortage of energy and the attention of people to environmental protection, electric automobiles have received more and more attention as a vehicle adopting clean energy, with the coming of the era of electric automobiles, the cooling problem of electric automobiles is increasingly prominent, the heat dissipation of the materials of the electric parts of the electric automobiles at present is poor, and particularly, the life cycle of the electric automobiles is determined to a great extent by the heat dissipation of battery pack assemblies. At present, a cooling system of a battery pack needs to be connected with sensors to detect temperature among automobile parts such as a motor, a water pump, a water replenishing kettle and a radiator, the sensors are convenient and fast to install when being installed, and the performance of the whole automobile is not influenced or is influenced as little as possible. Meanwhile, in order to meet the requirement of the flame-retardant grade of the battery pack, a metal joint is required for the cooling pipeline to meet the performance of the whole vehicle. However, in the conventional method, the metal joint is connected with the sensor through the connecting pipeline, but because the peripheral space in the battery pack is small, the operation and installation are complicated, the production efficiency is greatly reduced, the production cost is greatly improved, and the defects that the product is difficult to replace and maintain and the like are overcome.

In view of the above, there is a need for a sensor integrated metal joint that solves the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

Based on this, to above-mentioned technical problem, the utility model provides an integrated sensor's metal joint and battery package for car.

Specifically, in order to solve the above technical problem, the utility model adopts the following technical scheme:

a sensor-integrated metal joint, comprising:

a joint pipe;

a flange disposed at a middle portion of the joint pipe, the flange dividing the joint pipe into an outer pipe and an inner pipe;

the fastening piece is arranged on one side of the flange plate and is used for being matched with the flange plate to lock the joint pipe on the battery pack shell;

a detection tube which is connected to the inner tube in a penetrating manner;

a sensor removably connected within the sense tube to extend a sensor probe into the inner tube.

As an integrated sensor's metal joint's a preferred embodiment, the ring flange orientation the seal groove has been seted up to one side of fastener, is provided with the sealing washer in it.

As the utility model provides a preferred implementation mode of integrated sensor's metal joint, the sensor is temperature sensor.

As a preferred embodiment of the metal joint of the integrated sensor provided in the present invention, the fastening member is a nut.

As the utility model provides an integrated sensor's metal joint's a preferred embodiment, the cover is equipped with the sealing ring on the outside pipe.

As the utility model provides a preferred implementation of integrated sensor's metal joint, inside pipe end portion is provided with connects the bamboo joint.

As the utility model provides a preferred implementation mode of integrated sensor's metal joint, sensor threaded connection is in the test tube.

As the utility model provides an integrated sensor's metal joint's a preferred embodiment, the material of adapter tube, ring flange, detecting tube and fastener is the metal.

As the utility model provides a preferred implementation mode of integrated sensor's metal joint, the test tube outside is provided with the strengthening rib.

A battery pack for an automobile having at least one sensor-integrated metal terminal as described in any preceding claim, each said metal terminal passing through a housing of said battery pack, said flange being located on an inner side of said housing, said fastener being located on an outer side of said housing, said fastener cooperating with said flange to secure said metal terminal to said housing.

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

the utility model provides a metal joint of integrated sensor, it includes joint pipe, ring flange, fastener, detection tube and sensor, through the cooperation of ring flange and fastener will fast the metal joint assembly fastening on the casing of battery package, can dismantle the sensor and connect on the detection tube, the detection tube directly link up the inside pipe of connection tube again, be favorable to the probe of sensor directly stretch into unsettled in the inside effective data acquisition of joint pipe, so design, do not influence the flow property of coolant liquid, guarantee that the coolant liquid smoothly circulates inside and outside the battery package, play the cooling effect to the battery package; meanwhile, impurity moisture outside the battery pack can be prevented from entering the battery pack; and the integrated mode saves installation steps and occupied space, improves production efficiency and cost, further reduces the space occupation ratio of the joint, and is more favorable for optimizing the structure of the battery pack. Because of the metal joint, the flame-retardant grade can be better met compared with a plastic joint.

Drawings

In order to illustrate the present application or prior art more clearly, a brief description of the drawings needed for the description of the embodiments or prior art will be given below, it being clear that the drawings in the following description are some embodiments of the present application and that other drawings can be derived from them by a person skilled in the art without inventive effort.

FIG. 1 is a schematic structural view of a metal joint according to the present invention;

FIG. 2 is a right side view of the metal fitting of the present invention;

fig. 3 is a cross-sectional view taken at a-a in fig. 2.

Detailed Description

The terms or words used in the present specification and claims should not be interpreted as the meanings of the general meanings or dictionary meanings, but the utility model should be interpreted as the meanings and concepts conforming to the technical idea of the present invention according to the principle of "the concept of the terms can be appropriately defined in order to explain its utility model in the best way".

Throughout the specification, when a component "includes" a certain component, it means that the component may further include other components, without excluding other components, unless otherwise specified. In addition, terms such as "… … part," "… … group," "module," and "means" described in the specification refer to a unit that processes at least one function or operation, and may be implemented by hardware or software, or a combination of hardware and software.

Example 1

Referring to fig. 1-3, the present embodiment provides a metal joint of an integrated sensor 4, which includes:

a joint pipe 1 through which a coolant flows;

a flange 2 disposed at a middle portion of the joint pipe 1, wherein the flange 2 further partitions the joint pipe 1 into an outer pipe 11 and an inner pipe 12;

the fastening piece 3 is arranged on one side of the flange plate 2 and used for being matched with the flange plate 2 to lock the joint pipe 1 on a shell of a battery pack, wherein the external pipe 11 is positioned outside the shell and used for being connected with a cooling system pipeline outside the battery pack, and the internal pipe 12 is positioned inside the shell and used for being connected with the cooling system pipeline inside the battery pack, so that the connection of the cooling pipelines inside and outside the battery pack is realized, and cooling liquid in the pipeline can smoothly circulate;

a detection tube 13 connected to the inner tube 12;

the sensor 4 is detachably connected in the detection pipe 13 so as to enable a probe of the sensor 4 to extend into the inner pipe 12 or the detection pipe 13 in a suspended mode, and the suspended design does not affect detection of the sensor 4 and flow of cooling liquid.

Further, a sealing groove 21 is formed in one side, facing the fastening piece 3, of the flange plate 2, and a sealing ring is arranged in the sealing groove. The fastening member 3 is a nut, but is not limited thereto. Will the casing of battery package is put between the screw thread of ring flange 2 and nut, right the casing of battery package plays the effect of fastening fixedly and sealed, prevents that the outer water of battery package from getting into in the battery package, places the sealing washer in the inside seal groove 21 of ring flange 2 in addition, guarantees the leakproofness of inside and outside connection through the sealing washer.

Further, the sensor 4 may be a temperature sensor 4, a pressure sensor 4, or the like. In the present embodiment, a temperature sensor 4 is preferred to facilitate the monitoring of the temperature of the cooling liquid at any time. Furthermore, sensor 4 threaded connection in the test tube 13, promptly be provided with screw hole 131 in the test tube 13, sensor 4 bottom is provided with the thread head, directly will during the assembly sensor 4 the thread head connect in screw hole 131 can, so the cooperation mode realize sensor 4 and the integration that connects, further reduce both distances moreover, more be favorable to the miniaturization.

Further, a reinforcing rib 132 is disposed outside the detecting tube 13 to improve stability of the sensor 4 during assembly.

Further, the outer pipe 11 is sleeved with a sealing ring 111, and the end of the inner pipe 12 is provided with a connecting bamboo joint 121. So design, can be fast and stably carry out effective connection with cooling system's interior outer pipeline.

Furthermore, the joint pipe 1, the flange 2, the detection pipe 13 and the fastener 3 are made of metal, and the thread head at the bottom of the sensor 4 is also made of metal. Wherein the adapter tube 1, the flange 2 and the detecting tube 13 are preferably integrally formed. Further, the metal is preferably, but not limited to, aluminum or an alloy thereof. Moreover, the sealing ring is made of rubber, and the flame resistance is also very good. By adopting the design, the metal joint of the integrated sensor 4 can be ensured to be normally used at-40 ℃ to 120 ℃.

The utility model provides a metal joint of integrated sensor 4, it includes joint pipe 1, ring flange 2, fastener 3, detecting tube 13 and sensor 4, through the cooperation of ring flange 2 and fastener 3 will fast the metal joint assembly fastening is on the casing of battery package, with sensor 4 detachable connection on detecting tube 13, detecting tube 13 again directly link up the connection at the inside pipe 12 of joint pipe 1, be favorable to sensor 4's probe directly to stretch into unsettled being in the joint pipe 1 inside effectively gathers data, so design, do not influence the flow property of coolant liquid, guarantee that the coolant liquid smoothly circulates inside and outside the battery package, play the cooling effect to the battery package; meanwhile, impurity moisture outside the battery pack can be prevented from entering the battery pack; and the integrated mode saves installation steps and occupied space, improves production efficiency and cost, further reduces the space occupation ratio of the joint, and is more favorable for optimizing the structure of the battery pack. Because of the metal joint, the flame-retardant grade can be better met compared with a plastic joint.

The utility model provides an integrated sensor 4's metal joint when playing intercommunication battery package inside and outside pipeline, real-time supervision coolant liquid temperature, has played fine sealed effect inside and outside the battery package, practices thrift the space simultaneously, and compact structure is convenient for install, provides better operability, has improved production efficiency, has reduced manufacturing cost.

Example 2

A battery pack for a vehicle having at least one metal terminal of the integrated sensor 4 of embodiment 1, each of said metal terminals passing through a housing of said battery pack, said flange 2 being located inside said housing, said fastening member 3 being located outside said housing, said fastening member 3 cooperating with said flange 2 to fasten said metal terminal to said housing.

The metal joint used in the embodiment has a compact and reasonable integral structure, and the two parts are tightly and hermetically matched by threads; when the metal joint is used, the battery pack shell is placed between the nut and the flange plate 2, the fastening and the sealing are carried out, external moisture impurities are prevented from entering the battery pack, a cooling system pipeline outside the battery pack is connected to the external pipe 11, a cooling system pipeline inside the battery pack is connected with the connection bamboo joint 121, 12 pipelines of the internal pipe are communicated, and cooling liquid flows in.

As described above, the present invention has been described in detail through the preferred embodiments, but those skilled in the art should understand that: the present invention is not limited thereto, and various modifications and applications can be made without departing from the spirit of the present invention. Therefore, the true scope of the present invention should be construed by the appended claims, and all technical spirit within the equivalent scope should be construed as being included in the scope of the present invention.

Claims

1. A metal joint of an integrated sensor, characterized in that it comprises:

a joint pipe;

a detection tube which is connected to the inner tube in a penetrating manner;

2. The metal joint of claim 1, wherein a sealing groove is formed in a side of the flange facing the fastening member, and a sealing ring is disposed therein.

3. The sensor-integrated metal joint according to claim 1, wherein the sensor is a temperature sensor.

4. The sensor-integrated metal joint according to claim 1, wherein the fastener is a nut.

5. The sensor-integrated metal joint according to claim 1, wherein the outer tube is sleeved with a sealing ring.

6. The sensor-integrated metal joint according to claim 1, wherein the inner pipe end is provided with a connecting bamboo joint.

7. The sensor-integrated metal joint according to claim 1, wherein the sensor is threaded into the detection tube.

8. The sensor-integrated metal joint of claim 1, wherein the joint pipe, the flange, the sensing pipe and the fastening member are made of metal.

9. The sensor-integrated metal joint according to claim 1, wherein a reinforcing rib is provided on the outside of the sensing tube.

10. A battery pack for a vehicle having at least one sensor-integrated metal terminal as claimed in any one of claims 1 to 9, each of said metal terminals being passed through a housing of said battery pack, said flange being located on the inside of said housing, said fastener being located on the outside of said housing, said fastener cooperating with said flange to secure said metal terminal to said housing.