CN221250738U - BMS with Bluetooth communication function - Google Patents

Abstract

The utility model relates to the technical field of BMS (battery management system), and provides a BMS with Bluetooth communication, which comprises a BMS device main body, wherein both sides of the BMS device main body are respectively and rotatably connected with a rotating handle, the surface of the rotating handle is provided with a clamping groove, both sides of the surface of the rotating handle, which are respectively and fixedly provided with a first elastic piece, one side of the rotating handle is fixedly provided with a second elastic piece, the position, which is close to the second elastic piece, of the surface of the BMS device main body is provided with a convex rod, the surface of the second elastic piece is provided with a long groove, the second elastic piece is clamped on the outer side of the convex rod, and in actual use, the BMS device main body, the rotating handle, the clamping groove, the second elastic piece, the convex rod, the long groove, a Bluetooth interface and an integrated interface are arranged on the side surface of the Bluetooth interface, so that the rotating handle capable of clamping a circuit is not easy to separate from the BMS device main body, and simultaneously the rotating handle can be rotatably stored when idle, thereby reducing space occupation.

Description

BMS with Bluetooth communication function

Technical Field

The utility model relates to the technical field of BMS (battery management system), in particular to a BMS with Bluetooth communication.

Background

Along with the popularization and application of electric vehicles, BMS, i.e. a battery management system, puts forward higher and higher requirements on the functional safety of the electric vehicles, and BMS is a key component of a battery pack.

Through retrieval, the prior art bulletin number CN219812323U of "a BMS device" includes a lower case, an upper cover, and a PCB board; the lower shell and the upper cover are mutually buckled and surrounded to form an accommodating space for accommodating the PCB; the edge of the lower shell is provided with a plurality of mounting holes for fixing the BMS device, wherein the mounting holes comprise horizontal mounting holes with the axial direction being the vertical direction and vertical mounting holes with the axial direction being the horizontal direction; the edge of the lower shell is provided with a plurality of lugs, a plurality of mounting holes are formed in the lugs, and part of the horizontal mounting holes and part of the vertical mounting holes are formed in the same lug; the lower shell comprises a bottom plate, the edge of one side of the bottom plate is turned upwards to form a side plate, a plug connector avoiding hole is formed in the side plate, a plug connector port is formed in one side of the PCB, and the plug connector port and the plug connector avoiding hole are correspondingly arranged; the outside of upper cover is equipped with "V" type and dodges the groove, and "V" type dodges the groove and keep away from the one side that has the plug connector port of PCB board, and although this patent has the effect that improves device bulk strength, when in-service use, because the device in this patent lacks the spacing to the cable, when receiving external force to pull after inserting the cable, take off the phenomenon easily.

Disclosure of utility model

The present utility model is directed to solving the technical problems set forth in the background art.

The utility model adopts the following technical scheme: the utility model provides a take BMS of bluetooth communication, includes the BMS device main part, the both sides of BMS device main part all rotate and are connected with the turning handle, the draw-in groove has been seted up on the surface of turning handle, the surface of turning handle is located the equal fixed mounting in both sides of draw-in groove and has a shell fragment, one side fixed mounting of turning handle has No. two shell fragments, the surface of BMS device main part is close to the position department of No. two shell fragments and is equipped with protruding stick, the elongated slot has been seted up on the surface of No. two shell fragments, no. two shell fragment joint is in the outside of protruding stick, the surface of BMS device main part is equipped with bluetooth interface and integrated interface respectively.

Preferably, a rubber pad is fixedly arranged on the surface of the first elastic sheet. Accordingly, the rubber pad can have an effect of increasing friction.

Preferably, the first elastic sheet is in a bent shape. Accordingly, the first elastic sheet can clamp the circuit.

Preferably, the mounting seats are respectively arranged on two sides of the BMS device body, a first mounting hole and a second mounting hole are respectively formed in the surface of the mounting seats, and the diameter of the first mounting hole is larger than that of the second mounting hole. Hereby, the BMS device body can be fixed on different platforms.

Preferably, the top of the BMS device body is provided with a heat sink. Accordingly, the heat sink can play a role in assisting heat dissipation.

Preferably, a connecting device is arranged between the BMS device main body and the radiating fin, the connecting device comprises a screw rod, the screw rod is fixedly arranged in the middle of the BMS device main body, a nut is connected with the surface of the screw rod in a threaded manner, a jack is formed in the middle of the radiating fin, and the screw rod is inserted into the jack.

Preferably, the bottom of the radiating fin is provided with a convex block, the top of the BMS device main body is provided with a concave hole, and the convex block is inserted into the concave hole. Accordingly, the heat sink can be primarily positioned on the BMS device body.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. According to the utility model, in actual use, the BMS device main body, the rotating handle, the clamping groove, the first elastic piece, the second elastic piece, the convex rod, the long groove, the Bluetooth interface and the integrated interface are arranged, and the rotating handle capable of clamping the circuit is arranged on the side surfaces of the Bluetooth interface and the integrated interface, so that the circuit cannot be easily separated from the BMS device main body after being connected, and meanwhile, the rotating handle can be rotated and stored when being idle, so that the occupied space is reduced, and the BMS device is beneficial to actual use.

2. In the utility model, when in actual use, the auxiliary device is arranged, so that people can conveniently disassemble and assemble the radiating fins, the effect of rapidly maintaining the radiating fins is achieved, and the utility model is beneficial to actual use.

Drawings

Fig. 1 is a schematic diagram of a BMS with bluetooth communication according to the present utility model;

fig. 2 is a bottom view of a BMS with bluetooth communication according to the present utility model;

fig. 3 is an enlarged view of a portion a of fig. 2 in a BMS with bluetooth communication according to the present utility model;

fig. 4 is a top view of a BMS with bluetooth communication according to the present utility model;

Fig. 5 is an exploded view of fig. 1 in a BMS with bluetooth communication according to the present utility model;

Fig. 6 is a structural diagram of a cooling fin in a BMS with bluetooth communication according to the present utility model.

Legend description:

1. A BMS device body; 2. a rotating handle; 3. a clamping groove; 4. a first spring plate; 5. a rubber pad; 6. a second spring plate; 7. a protruding rod; 8. a long groove; 10. a mounting base; 11. a first mounting hole; 12. a second mounting hole; 13. a Bluetooth interface; 14. a heat sink; 15. a screw rod; 16. a nut; 17. a jack; 18. a bump; 19. concave holes; 20. and integrating the interfaces.

Detailed Description

In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a take BMS of bluetooth communication, including BMS device main part 1, BMS device main part 1's both sides all rotate and are connected with the rotating handle 2, clamping groove 3 has been seted up on the surface of rotating handle 2, the surface of rotating handle 2 is located the equal fixed mounting in both sides of clamping groove 3 and has a shell fragment 4, a surface fixed mounting of shell fragment 4 has rubber pad 5, can play the effect of increasing frictional force through rubber pad 5, a shell fragment 4 is the form of bending, one side fixed mounting of rotating handle 2 has No. two shell fragments 6, BMS device main part 1's surface is close to No. two shell fragments 6's position department and is equipped with protruding stick 7, no. two shell fragments 6's surface has seted up elongated slot 8, no. two shell fragments 6 joint is in the outside of protruding stick 7, BMS device main part 1's surface is equipped with bluetooth interface 13 and integrated circuit interface 20 respectively, BMS device main part 1's both sides all are equipped with mount pad 10, a mount pad 11 and No. two mount pad 12 have been seted up respectively to the surface of mount pad 10, no. 11 and No. two mount pad 11's diameter is greater than No. 12, through setting up No. 11 and No. 12 on mount pad 10, no. 1 can make BMS device 1 can not have the top of the same specification of the device 14 on BMS 1.

Referring to fig. 5-6, a connection device is provided between a BMS device body 1 and a cooling fin 14, the connection device comprises a screw rod 15, the screw rod 15 is fixedly installed in the middle of the BMS device body 1, a nut 16 is in threaded connection with the surface of the screw rod 15, a jack 17 is provided in the middle of the cooling fin 14, the screw rod 15 is inserted into the jack 17, a bump 18 is provided at the bottom of the cooling fin 14, a concave hole 19 is provided at the top of the BMS device body 1, the bump 18 is inserted into the concave hole 19, and an effect of positioning the cooling fin 14 in an auxiliary manner can be achieved through the bump 18 and the concave hole 19.

Working principle: during actual use, through setting up BMS device main part 1, stem 2, draw-in groove 3, shell fragment 4, no. two shell fragment 6, protruding stick 7, elongated slot 8, bluetooth interface 13 and integrated connection 20, first, be connected circuit with bluetooth interface 13 and integrated connection 20 respectively, the circuit joint after connecting is on draw-in groove 3 afterwards, press from both sides tight through shell fragment 4 of draw-in groove 3 both sides, the effect of fastening the circuit has been played, can not easily loosen from BMS device main part 1 when making the circuit receive the external force to pull, when no longer needing fixed line, at this moment through the mode of breaking off No. two shell fragments 6, make its and protruding stick 7 separation of a set of wherein, then upwards rotate stem 2, stem 2 is the elongated slot 8 of side No. two shell fragments 6 can with protruding stick 7 joint of another group when the vertical direction, the effect of taking in stem 2 has been played, the occupation in space has been reduced, during actual use, through setting up connecting device, the mode of installing fin 14 in BMS device main part 1 top, the effect of transferring heat, screw 15 can be easily taken off from BMS device main part 1, the fin 16 can be detached from the heat dissipation device 16 when the screw nut 14 is needed, the nut 16 is only need to be detached to the heat dissipation device from the jack 14, when the screw-in the nut is needed to the heat dissipation device is detached from the screw-down, the heat dissipation device is convenient for the nut is 16 to be detached, when the heat dissipation device is detached.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (7)

1. BMS of area bluetooth communication, including BMS device main part (1), its characterized in that: the utility model provides a BMS device, including BMS device main part (1), clamping groove (3) have been seted up on the surface of rotating handle (2), the surface of rotating handle (2) is located the equal fixed mounting in both sides of clamping groove (3) and has spring leaf (4) No. one, one side fixed mounting of rotating handle (2) has spring leaf (6) No. two, the surface of BMS device main part (1) is close to the position department of spring leaf (6) No. two and is equipped with protruding stick (7), elongated slot (8) have been seted up on the surface of spring leaf (6) No. two, the outside at protruding stick (7) of spring leaf (6) joint No. two, the surface of BMS device main part (1) is equipped with bluetooth interface (13) and integrated interface (20) respectively.

2. The BMS with bluetooth communication according to claim 1, wherein: the surface of the first elastic sheet (4) is fixedly provided with a rubber pad (5).

3. The BMS with bluetooth communication according to claim 2, wherein: the first elastic sheet (4) is bent.

4. The BMS with bluetooth communication according to claim 1, wherein: the BMS device is characterized in that mounting seats (10) are respectively arranged on two sides of the BMS device body (1), a first mounting hole (11) and a second mounting hole (12) are respectively formed in the surface of each mounting seat (10), and the diameter of each first mounting hole (11) is larger than that of each second mounting hole (12).

5. The BMS with bluetooth communication according to claim 4, wherein: the top of BMS device main part (1) is equipped with fin (14).

6. The BMS with bluetooth communication according to claim 5, wherein: the BMS device comprises a BMS device body (1) and radiating fins (14), wherein a connecting device is arranged between the BMS device body (1) and the radiating fins (14), the connecting device comprises a screw rod (15), the screw rod (15) is fixedly arranged in the middle of the BMS device body (1), nuts (16) are connected with the surfaces of the screw rod (15) in a threaded mode, inserting holes (17) are formed in the middle of the radiating fins (14), and the screw rod (15) is inserted into the inserting holes (17).

7. The BMS with bluetooth communication according to claim 6, wherein: the bottom of fin (14) is equipped with lug (18), shrinkage pool (19) have been seted up at the top of BMS device main part (1), lug (18) are inserted and are established in shrinkage pool (19).