CN215451647U - Sensor fixing support and battery pack - Google Patents

Sensor fixing support and battery pack Download PDF

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Publication number
CN215451647U
CN215451647U CN202121085406.6U CN202121085406U CN215451647U CN 215451647 U CN215451647 U CN 215451647U CN 202121085406 U CN202121085406 U CN 202121085406U CN 215451647 U CN215451647 U CN 215451647U
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China
Prior art keywords
sensor
copper bar
groove
support
hole
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Active
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CN202121085406.6U
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Chinese (zh)
Inventor
陈斌斌
贺月辉
张波
胡余华
韦德初
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinwangda Power Technology Co ltd
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Sunwoda Electric Vehicle Battery Co Ltd
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Priority to CN202121085406.6U priority Critical patent/CN215451647U/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Battery Mounting, Suspending (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)

Abstract

The utility model discloses a sensor fixing bracket and a battery pack, wherein the sensor fixing bracket comprises: the sensor comprises a copper bar support and a sensor support, wherein a limiting groove for limiting a copper bar is formed in the lower end of the copper bar support, clamping grooves are formed in two sides of the limiting groove, an avoiding groove is formed in the upper end of the sensor support, groove buckles corresponding to the clamping grooves are formed in two sides of the avoiding groove, the groove buckles are clamped in the clamping grooves, and assembling holes for fixing a sensor are formed in two ends of the sensor support; according to the sensor fixing support, the sensor is fixed through the cooperation of the copper bar support and the sensor support, the limiting groove limits the copper bar, the position of the copper bar penetrating through the sensor is high in accuracy, the sensor is high in collection accuracy of the battery pack, and the size of current in the battery pack can be accurately monitored.

Description

Sensor fixing support and battery pack
Technical Field
The utility model relates to the technical field of new energy, in particular to a sensor fixing support and a battery pack.
Background
With the great support and promotion of the country in recent years, the development of new energy automobiles in China has made great progress, and various new energy automobiles have been continuously moved into our daily life. Power battery is as new energy automobile's core component, the electric core equipment of battery is in groups in-process, need monitor the whole package electric current of battery package, monitor the whole package electric current of battery package with hall sensor at present, the copper bar passes hall sensor's annular ring and monitors, but current mainstream scheme adopts the copper bar directly to pass hall sensor, this scheme simple structure, but not to copper bar accurate positioning, the accuracy that the copper bar passed hall sensor is not high, can influence the collection precision of battery package electric current monitoring.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a sensor fixing support and a battery pack, and aims to solve the technical problems that a copper bar is not accurately positioned, the position of a Hall sensor passing through the copper bar is not accurate, and the acquisition precision of current monitoring of the whole pack is influenced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model discloses a sensor fixing bracket, comprising:
the lower end of the copper bar bracket is provided with a limiting groove for limiting a copper bar;
the sensor support, the sensor support upper end is provided with dodges the groove, the copper bar support assembly is in on the sensor support after the copper bar support assembly is in on the sensor support, the spacing groove with dodge the position correspondence in groove.
Further, the both sides of spacing groove all are provided with the draw-in groove, the both sides of dodging the groove all be provided with the corresponding groove of draw-in groove is detained, the groove detain the joint in the draw-in groove, sensor support both ends are provided with the pilot hole that is used for fixed sensor.
Furthermore, the lower end of the sensor is provided with an inserting through hole, and the central point of the limiting groove and the central point of the avoiding groove are positioned on the central line of the inserting through hole;
wherein, the copper bar is followed the spacing groove penetrates to follow penetrate the through-hole and wear out, the sensor is used for monitoring the electric current of copper bar.
Further, the both sides end of sensor support to the sensor extends and forms protrudingly, be provided with on the bellied upper end the pilot hole, the both sides face of sensor dorsad the interlude through-hole extends and forms the engaging lug, the engaging lug intermediate position is provided with the connecting hole with the pilot hole assembly.
Furthermore, a wiring port is arranged on the surface, away from the sensor support, of the sensor and is positioned above the penetrating through hole.
Further, the sensor is a direct current hall sensor.
The utility model also discloses a battery pack which comprises a shell, wherein the sensor fixing support is arranged in the shell, the bottom end of the sensor support is provided with a mounting hole, and the edge of the bottom of the shell is provided with a fixing hole corresponding to the mounting hole.
Further, the edge of casing is provided with fixing device, the copper bar passes fixing device and penetrates the copper bar support.
Has the advantages that:
the utility model provides a sensor fixed bolster includes copper bar support and sensor holder, and the lower extreme of copper bar support is provided with the spacing groove, and the sensor holder upper end is provided with dodges the groove, and copper bar support assembly is on sensor holder, and after copper bar support assembly was on sensor holder, the spacing groove with dodge the position of groove corresponding, copper bar support and sensor holder cooperation fixed sensor, and the spacing groove carries on spacingly to the copper bar, and the position accuracy that makes the copper bar pass the sensor is high, and the sensor is high to the collection precision of battery package, the size of monitoring battery package internal current that can be accurate.
Drawings
Fig. 1 is a schematic view of a part of a battery pack according to an embodiment of the present invention;
FIG. 2 is a schematic view of a sensor holder and sensor assembly according to an embodiment of the present invention;
FIG. 3 is a schematic view of a sensor mounting bracket according to an embodiment of the present invention;
FIG. 4 is a schematic view of the assembly of a sensor and a sensor holder according to an embodiment of the utility model;
FIG. 5 is a schematic structural view of a copper bar support according to an embodiment of the present invention;
FIG. 6 is a schematic view of a sensor holder according to one embodiment of the present invention;
FIG. 7 is a schematic view of another aspect of a sensor holder according to an embodiment of the present invention;
wherein: 1. a copper bar bracket; 11. a limiting groove; 12. a card slot; 2. a Hall sensor; 21. inserting through holes; 22. connecting lugs; 23. a wiring port; 3. a sensor holder; 31. a protrusion; 32. an assembly hole; 33. a groove buckle; 34. mounting holes; 4. copper bars; 5. a housing; 51. and (4) a fixing device.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terms "one end," "another end," "first," "second," and the like are used herein for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Technical solutions between the embodiments of the present invention may be combined with each other, but it is necessary to be able to be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1 and 3, a sensor fixing bracket according to an embodiment of the present invention is provided, including a copper bar bracket 1 and a sensor bracket 3, wherein a limiting groove 11 for limiting a copper bar 4 is provided at a lower end of the copper bar bracket 1, an avoiding groove is provided at an upper end of the sensor bracket 3, the copper bar bracket 1 is assembled on the sensor bracket 3, and after the copper bar bracket 1 is assembled on the sensor bracket 3, the position of the limiting groove 11 corresponds to the position of the avoiding groove.
In the above embodiment, the copper bar support 1 is assembled on the sensor support 3, the position of the limiting groove 11 corresponds to the position of the avoiding groove, the copper bar support 1 is matched with the sensor support 3 to fix the sensor, the limiting groove 11 limits the position of the copper bar 4, the position where the copper bar 4 passes through the sensor is high in accuracy, the sensor is high in acquisition precision of the battery pack, and the size of current in the battery pack can be accurately monitored.
Referring to fig. 1 to 6, in an embodiment, two sides of the limiting groove 11 are provided with a clamping groove 12, two sides of the avoiding groove are provided with a groove buckle 33 corresponding to the clamping groove 12, the groove buckle 33 is clamped in the clamping groove 12, and two ends of the sensor bracket 3 are provided with assembling holes 32 for fixing the sensor.
The lower end of the sensor is provided with a through hole 21, and the central point of the limiting groove 11 and the central line point of the avoiding groove are positioned on the central line of the through hole. The sensor is a hall sensor 2.
As shown in fig. 6, an avoiding groove is formed in the middle of the sensor holder 3, and the width of the avoiding groove is greater than that of the limiting groove 11.
The groove width of spacing groove 11 slightly is greater than the thickness of copper bar 4, has the electric current on the copper bar 4, and its electric current size is the electric current size of battery package, and hall sensor 2 is used for monitoring copper bar 4 electric current, has the signal of no electric current through hall sensor 2 output, and then judges whether the battery package has the electricity.
Copper bar 4 passes the height of 2 position accuracy of hall sensor, can influence the collection precision of whole package battery package current monitoring, and hall sensor 2's interlude through-hole 21 is the circular port, and copper bar 4 is vertical with hall sensor 2 and is placed, and when copper bar 4 passed the intermediate position of interlude through-hole 21 perpendicularly, hall sensor 2 was the highest to the collection precision of the current monitoring of copper bar 4.
In this embodiment, both sides of spacing groove 11 all are provided with draw-in groove 12, the both sides of dodging the groove all are provided with the groove knot 33 corresponding with draw-in groove 12, groove knot 33 joint is in draw-in groove 12, realize sensor support 3 and copper bar support 1's fixed connection, copper bar support and sensor support cooperation fixed sensor, and spacing groove 11 is spacing to copper bar 4, copper bar 4 penetrates from spacing groove 11, the groove width of spacing groove 11 slightly is greater than the thickness of copper bar 4, spacing groove 11 is spacing to copper bar 4, copper bar 4 passes spacing groove 11, wear out from interlude through-hole 21, the central point of spacing groove 11 is located the central line that alternates through-hole 21, spacing to copper bar 4 through spacing groove 11, copper bar 4 passes the intermediate position that alternates through-hole 21 perpendicularly, hall sensor 2 is high to the collection precision of battery package.
Spacing groove 11 carries out the accurate positioning to copper bar 4, makes copper bar 4 pass hall sensor 2's position accuracy height, and then hall sensor 2 is high to the collection precision of whole packet of battery package, the size of the interior electric current of monitoring battery package that can be accurate.
Referring to fig. 2 to 6, as shown in fig. 5, the copper bar bracket 1 is T-shaped, the limiting groove 11 is located in the vertical middle portion of the T-shaped copper bar bracket 1, and the engaging groove 12 is located at two vertical side ends of the T-shaped copper bar bracket 1. As shown in fig. 6, an avoiding groove is formed in the middle of the sensor bracket 3, groove buckles 33 are arranged on two sides of the avoiding groove, the width of the avoiding groove is larger than that of the limiting groove 11, the clamping grooves 12 are symmetrically arranged about the center line of the limiting groove 11, the groove buckles 33 are symmetrically arranged about the center line of the avoiding groove, and when the groove buckles 33 are clamped in the clamping grooves 12, the middle point of the limiting groove 11 is perpendicular to the center line of the avoiding groove.
In the above embodiment, when the groove buckle 33 is connected with the copper bar 4 groove buckle 33 in the clamping groove 12, the midpoint perpendicular of the limiting groove 11 avoids the center line of the groove, the width of the avoiding groove is greater than the width of the limiting groove 11, the avoiding groove provides a wearing space for the copper bar 4, the copper bar 4 cannot be shielded, and the copper bar 4 can be worn out from the avoiding groove.
Referring to fig. 2 to 4 and 6, both side ends of the sensor holder 3 extend toward the hall sensor 2 to form protrusions 31, the upper end of the protrusion 31 is provided with an assembly hole 32, both side surfaces of the hall sensor 2 extend away from the insertion through hole 21 to form a connection lug 22, and a connection hole assembled with the assembly hole 32 is provided in the middle of the connection lug 22.
The both sides of sensor support 3 end forms arch 31, and the middle part forms and holds the chamber for hold hall sensor 2, dodge the length value that the width value of groove width is greater than the length value of interlude through-hole 21 diameter, and pilot hole 32 and connecting hole are fixed the back, and the central line of dodging the groove is perpendicular with the central line of interlude through-hole 21.
In the above embodiment, the sensor bracket 3 is used for connecting the hall sensor 2 and the copper bar bracket 1, so that the sensor bracket 3, the hall sensor 2 and the copper bar bracket 1 are connected into a whole, and the assembling hole 32 and the connecting hole are fixedly connected through a screw, thereby fixing the hall sensor 2 on the sensor bracket 3.
Copper bar 4 penetrates from copper bar support 1's spacing groove 21, through sensor support 3 dodges the groove, wears out from insert hole 21, dodges the width value of groove width and is greater than the length value of interlude through-hole 21 diameter, dodges the central line in groove and perpendicular with the central line that interlude through-hole 21, and copper bar 4 can wear out from insert hole 21 behind sensor support 3's the groove of dodging, can not sheltered from by hall sensor 2.
Referring to fig. 4, a wiring port 23 is provided on a surface of the hall sensor 2 away from the sensor holder 3, and the wiring port 23 is located above the insertion through hole 21.
Hall sensor 2 is used for monitoring copper bar 4 electric current, and wiring mouth 23 has the input of voltage for provide the electric energy for Hall sensor 2 work, also have the output of signal, whether Hall sensor 2 monitoring copper bar 4 has the electric current, thereby whether the output has the signal of electric current.
Referring to fig. 1 and 7, the utility model further provides an embodiment of a battery pack, which includes a housing 5, a sensor fixing bracket according to the above embodiment is disposed in the housing 5, a mounting hole 34 is disposed at a bottom end of the sensor bracket 3, and a fixing hole corresponding to the mounting hole 34 is disposed at a bottom edge of the housing 5.
In the above embodiment, the hall sensor 2 is used for monitoring the current in the battery pack, the sensor fixing bracket is to be installed in the battery pack, and the mounting hole 34 is fixedly connected with the fixing hole through a bolt, so as to fix the sensor fixing bracket in the battery pack.
Referring to fig. 1, the edge of the housing 5 is provided with a fixing device 51, and the copper bar 4 passes through the fixing device 51 and penetrates through the copper bar support 1.
In the above embodiment, the copper bar 4 is connected with the electric wire in the battery pack, the current flows on the copper bar 4, the copper bar 4 is arranged along the circumferential direction of the shell 5, and the fixing device 51 fixes the copper bar 4.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (8)

1. A sensor fixing bracket, comprising:
the lower end of the copper bar bracket is provided with a limiting groove for limiting a copper bar;
the sensor support, the sensor support upper end is provided with dodges the groove, the copper bar support assembly is in on the sensor support after the copper bar support assembly is in on the sensor support, the spacing groove with dodge the position correspondence in groove.
2. The sensor fixing bracket according to claim 1, wherein clamping grooves are formed in two sides of the limiting groove, groove buckles corresponding to the clamping grooves are formed in two sides of the avoiding groove, the groove buckles are clamped in the clamping grooves, and assembling holes for fixing the sensor are formed in two ends of the sensor bracket.
3. The sensor fixing bracket according to claim 2, wherein a penetration hole is provided at a lower end of the sensor, and a center point of the limiting groove and a center point of the avoiding groove are located on a center line of the penetration hole;
wherein, the copper bar is followed the spacing groove penetrates to follow penetrate the through-hole and wear out, the sensor is used for monitoring the electric current of copper bar.
4. The sensor fixing bracket according to claim 3, wherein both side ends of the sensor bracket extend toward the sensor to form protrusions, the upper ends of the protrusions are provided with the assembly holes, both side surfaces of the sensor extend away from the insertion through holes to form connection lugs, and a connection hole assembled with the assembly holes is formed in the middle of the connection lugs.
5. A sensor mounting bracket according to claim 3, wherein a face of the sensor remote from the sensor bracket is provided with a wiring port located above the insertion through-hole.
6. The sensor fixing bracket according to claim 2, wherein the sensor is a direct current hall sensor.
7. A battery pack is characterized by comprising a shell, wherein the sensor fixing support of any one of claims 1 to 5 is arranged in the shell, a mounting hole is formed in the bottom end of the sensor support, and a fixing hole corresponding to the mounting hole is formed in the bottom edge of the shell.
8. The battery pack of claim 7, wherein the edge of the housing is provided with a fixing device, and the copper bar passes through the fixing device and penetrates the copper bar support.
CN202121085406.6U 2021-05-19 2021-05-19 Sensor fixing support and battery pack Active CN215451647U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121085406.6U CN215451647U (en) 2021-05-19 2021-05-19 Sensor fixing support and battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121085406.6U CN215451647U (en) 2021-05-19 2021-05-19 Sensor fixing support and battery pack

Publications (1)

Publication Number Publication Date
CN215451647U true CN215451647U (en) 2022-01-07

Family

ID=79707824

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121085406.6U Active CN215451647U (en) 2021-05-19 2021-05-19 Sensor fixing support and battery pack

Country Status (1)

Country Link
CN (1) CN215451647U (en)

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GR01 Patent grant
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CP01 Change in the name or title of a patent holder

Address after: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province

Patentee after: Xinwangda Power Technology Co.,Ltd.

Address before: 518000 1-2 Floor, Building A, Xinwangda Industrial Park, No. 18 Tangjianan Road, Gongming Street, Guangming New District, Shenzhen City, Guangdong Province

Patentee before: SUNWODA ELECTRIC VEHICLE BATTERY Co.,Ltd.

CP01 Change in the name or title of a patent holder