CN216213887U

CN216213887U - Combined lead-acid storage battery for electric vehicle

Info

Publication number: CN216213887U
Application number: CN202122304474.3U
Authority: CN
Inventors: 魏娜; 张浜山
Original assignee: Liaocheng Jiangbei Tianneng Battery Factory Co ltd
Current assignee: Liaocheng Jiangbei Tianneng Battery Factory Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-04-05
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to the technical field of lead-acid storage batteries, and discloses a combined lead-acid storage battery for an electric vehicle, which comprises a box body, wherein a cover plate is clamped at the top of the box body, a fixing mechanism is arranged on the inner side of the box body, a limiting mechanism is arranged on the inner side of the box body, positive and negative connectors are fixedly connected to the top of the cover plate, and a storage battery body is arranged on the inner side of the box body. This combination formula lead acid battery for electric motor car, through setting up fixed establishment, in the use, put into the box with battery body after, put into the corresponding mounting groove that the box top was seted up with apron bottom fixture block, put into the slide opening through the handle from the box left and right sides with the gag lever post, stop rotating the handle after the supporting shoe contacts battery body, not only accomplish the fixed between box and the apron, prevent effectively that the apron from causing battery body to appear contact failure's phenomenon when rocking, make battery body in the box can not appear controlling the phenomenon of rocking simultaneously under supporting shoe and baffle combined action.

Description

Combined lead-acid storage battery for electric vehicle

Technical Field

The utility model relates to the technical field of lead-acid storage batteries, in particular to a combined lead-acid storage battery for an electric vehicle.

Background

The combined battery is divided into series connection and parallel connection, the parallel battery pack requires that the voltage of each battery is the same, the output voltage is equal to the voltage of one battery, and the parallel battery pack can provide stronger current. Series batteries do not have excessive requirements. In the battery pack, the difference between the cells is always present, and in the case of capacity, the difference never tends to disappear but gradually deteriorates. The same current flows in the group, and relatively speaking, the large capacity is always in the small current shallow charging and shallow discharging, which tends to slow capacity attenuation and prolong service life, while the small capacity is always in the large current overcharge and over discharging, which tends to accelerate capacity attenuation and shorten service life. The performance parameter difference between the two is larger and larger, the positive feedback characteristic is formed, the small capacity fails in advance, and the service life of the group is shortened. The existing combined lead-acid storage battery box cannot well fix the lead-acid storage battery on the inner side, so that the phenomenon of poor contact of the electric vehicle caused by shaking of the lead-acid storage battery in the lead-acid storage battery box when the combined lead-acid storage battery box is used is caused, and serious accidents are caused by the short circuit of the lead-acid storage battery.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a combined lead-acid storage battery for an electric vehicle, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a combination formula lead acid battery for electric motor car, includes the box, box top joint has the apron, the box inboard is provided with fixed establishment, the box inboard is provided with stop gear, apron top fixedly connected with positive negative connector, the box inboard is provided with battery body.

The fixing mechanism comprises a limiting rod, a handle is fixedly connected to the right end of the limiting rod, a mounting groove is formed in the left side and the right side of the top of the box body, a clamping block is fixedly connected to the left side and the right side of the bottom of the cover plate, the same limiting hole is formed in the left side of the clamping block, a screw hole is formed in the left side of the mounting groove, a sliding hole is formed in the left side and the right side of the box body, a through hole is formed in the left side of the screw hole, a supporting rod is slidably connected to the inner side of the through hole, a supporting block is fixedly connected to the left end of the supporting rod, a second spring is fixedly connected to the right side of the supporting block, and the second spring is fixedly connected to the inner right side of the box body.

Preferably, the supporting shoe is provided with two, and two equal fixedly connected with slipmats of supporting shoe opposite face, two supporting shoes can carry on spacingly to the battery body of both sides, and the slipmat can protect the battery body to prevent that the battery body from taking place the displacement when rocking.

Preferably, the left end of the limiting rod is provided with threads, the inner side of the screw hole is in threaded connection with the left end of the limiting rod, the limiting rod can limit the space between the box body and the cover plate, and the threads can enable the screw hole to be fixed to the box body from the left end of the limiting rod.

Preferably, the bottom of the clamping block is lapped with the bottom in the mounting groove, the limiting hole, the screw hole and the sliding hole are located on the same plane, the bottom of the clamping block is lapped with the bottom in the mounting groove when the cover plate and the box body are fixed, and the three are located on the same plane, so that the limiting rod can conveniently penetrate through the three at the same time, and the cover plate is fixed.

Preferably, stop gear includes the casing, top fixed connection is in the apron top in the casing, the first spring of top fixedly connected with in the casing, first spring bottom fixedly connected with connecting block, connecting block bottom fixedly connected with dead lever, dead lever bottom fixedly connected with stopper, bottom fixedly connected with protection pad in the box, the standing groove has been seted up at protection pad top, protection pad top fixedly connected with baffle.

Preferably, the left side and the right side of the box body are fixedly connected with pull rings, the top of the partition plate is provided with a replacing groove, the box body can be conveniently moved by the pull rings, and the storage battery body can be conveniently taken out from the replacing groove for replacement.

Preferably, the shell is provided with four, and four shells evenly distributed are at the top in the apron, stopper bottom fixedly connected with slipmat, and the shell is fixed spacingly through dead lever and stopper to every battery body, and the slipmat helps protecting battery body.

Compared with the prior art, the utility model has the beneficial effects that:

1. the combined lead-acid storage battery for the electric vehicle is characterized in that a fixing mechanism is arranged, in the using process, after a storage battery body is placed into a box body, a clamping block at the bottom of a cover plate is placed into a corresponding mounting groove formed in the top of the box body, limiting rods are placed into sliding holes from the left side and the right side of the box body through handles, the limiting rods on two sides are pushed towards the middle, the limiting rods penetrate through the sliding holes and the limiting holes and then enter into screw holes, the handles on two sides are rotated to drive the limiting rods to rotate, the limiting rods on two sides are enabled to move in the middle in the screw holes under the action of threads and the screw holes through rotation of the limiting rods, the supporting rods are pushed towards the middle through movement of the limiting rods, the supporting rods on two sides push the supporting blocks to move towards the middle until the supporting blocks contact with the storage battery body, the rotation of the handles is stopped, the fixation between the box body and the cover plate is finished, and the phenomenon that the storage battery body is badly contacted when the cover plate is shaken is effectively prevented, meanwhile, under the combined action of the supporting block and the partition plate, the storage battery body in the box body cannot shake left and right.

2. The combined lead-acid storage battery for the electric vehicle is characterized in that the limiting mechanism is arranged, in the using process, the storage battery body is firstly placed into the corresponding placing grooves respectively, the placing grooves limit the storage battery body from the bottom of the storage battery body, after the storage battery body is placed into the placing grooves, the cover plate is covered, the clamping blocks at the bottom of the cover plate are placed into the corresponding installing grooves, the cover plate is pressed downwards until the bottoms of the clamping blocks are in contact with the bottom of the installing grooves, after the cover plate is fixed through the limiting rods, meanwhile, when the clamping blocks are placed into the corresponding installing grooves, the anti-skid pads at the bottom of the limiting blocks are in contact with the top of the storage battery body, when the cover plate is pressed downwards, the limiting blocks form upwards thrust on the first spring through the fixing rods and the connecting blocks, the first spring forms downwards thrust on the limiting blocks through the bottom of the shell, so that the limiting blocks are limited from the top of the storage battery body, and the bottom of the storage battery body are limited, therefore, the device can avoid the phenomenon that the storage battery body in the box body shakes up and down when in use, thereby avoiding the phenomenon that the normal use of the electric vehicle is influenced due to the shaking of the storage battery body.

Drawings

FIG. 1 is a schematic view of the front side of the overall structure of the present invention;

FIG. 2 is a schematic front sectional view of the overall structure of the present invention;

FIG. 3 is an enlarged view of the fixing mechanism A of the present invention;

fig. 4 is an enlarged schematic view of the position limiting mechanism B of the present invention.

In the figure: 1. a box body; 2. a cover plate; 3. a fixing mechanism; 301. a handle; 302. a limiting rod; 303. mounting grooves; 304. a clamping block; 305. a limiting hole; 306. a support bar; 307. a second spring; 308. a screw hole; 309. a support block; 310. a through hole; 4. a positive and negative terminal; 5. a limiting mechanism; 501. a protection pad; 502. a partition plate; 503. a placement groove; 504. a housing; 505. fixing the rod; 506. a first spring; 507. connecting blocks; 508. a limiting block; 509. replacing the groove; 6. the storage battery comprises a storage battery body.

Detailed Description

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.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a combination formula lead acid battery for electric motor car, includes box 1, and 1 top joint of box has apron 2, and 1 inboard of box is provided with fixed establishment 3, and 1 inboard of box is provided with

stop gear

5, and 2 top fixedly connected with positive and negative connectors 4 of apron, 1 inboard of box are provided with battery body 6.

The fixing mechanism 3 comprises a limiting rod 302, a handle 301 is fixedly connected to the right end of the limiting rod 302, mounting grooves 303 are formed in the left side and the right side of the top of the box body 1, clamping blocks 304 are fixedly connected to the left side and the right side of the bottom of the cover plate 2, the bottom of each clamping block 304 is in lap joint with the bottom in each mounting groove 303, the same limiting hole 305 is formed in the left side and the right side of each clamping block 304, a screw hole 308 is formed in the left side in each mounting groove 303, threads are arranged at the left end of each limiting rod 302, the inner side of each screw hole 308 is in threaded connection with the left end of the corresponding limiting rod 302, sliding holes are formed in the left side and the right side of the box body 1, the limiting hole 305, the screw holes 308 and the sliding holes are located on the same plane, the left side of each sliding hole is communicated with the right side of each mounting groove 303, a through hole 310 is formed in the left side of each screw hole 308, a supporting rod 306 is slidably connected with the inner side of each through hole, a supporting block 309 is fixedly connected with a supporting block 309, the left end of each supporting rod 306, two supporting blocks 309 is fixedly connected with an anti-slip pad, the right side of the supporting block 309 is fixedly connected with a second spring 307, the second spring 307 is fixedly connected to the right side in the box body 1, through the arrangement of the fixing mechanism 3, in the using process, after the storage battery body 6 is placed in the box body 1, the clamping block 304 at the bottom of the cover plate 2 is placed in the corresponding mounting groove 303 formed in the top of the box body 1, the limiting rod 302 is placed in the sliding hole from the left side and the right side of the box body 1 through the handle 301, the limiting rods 302 on the two sides are pushed towards the middle by pushing the limiting rods 302 on the two sides into the screw hole 308 after penetrating through the sliding hole and the limiting hole 305, the limiting rods 302 are driven to rotate by rotating the handles 301 on the two sides, the limiting rods 302 on the two sides are driven to move in the middle in the screw hole 308 under the action of the screw threads and the screw hole 308, the limiting rods 302 move towards the middle to push the supporting rod 306 towards the middle, the supporting block 309 moves towards the middle by pushing the supporting rod 306 towards the middle, and the rotating of the supporting block 309 stops rotating the handle 301 until the supporting block contacts the storage battery body 6, not only accomplish the fixed between box 1 and the apron 2, effectively prevent apron 2 and cause battery body 6 to appear contact failure's phenomenon when rocking, make battery body 6 of box 1 can not appear controlling the phenomenon of rocking under supporting shoe 309 and baffle 502 combined action simultaneously.

The limiting mechanism 5 comprises a shell 504, the top of the shell 504 is fixedly connected with the inner top of the cover plate 2, the inner top of the shell 504 is fixedly connected with a first spring 506, the bottom of the first spring 506 is fixedly connected with a connecting block 507, the bottom of the connecting block 507 is fixedly connected with a fixing rod 505, the bottom of the fixing rod 505 is fixedly connected with a limiting block 508, four shells 504 are arranged on the inner top of the cover plate 2, the bottom of the limiting block 508 is fixedly connected with a non-slip mat, the inner bottom of the box body 1 is fixedly connected with a protection mat 501, the top of the protection mat 501 is provided with a placing groove 503, the top of the protection mat 501 is fixedly connected with a partition plate 502, the left side and the right side of the box body 1 are both fixedly connected with pull rings, the top of the partition plate 502 is provided with a replacing groove 509, by arranging the limiting mechanism 5, the storage battery bodies 6 are respectively placed into the corresponding placing grooves 503 and are limited by the placing grooves 503 from the bottoms of the storage battery bodies 6 in the using process, after the storage battery body 6 is placed into the placing groove 503, the circuit in the box body 1 is connected, the cover plate 2 is covered, the clamping block 304 at the bottom of the cover plate 2 is placed into the corresponding mounting groove 303, the cover plate 2 is pressed downwards until the bottom of the clamping block 304 contacts the bottom of the mounting groove 303, after the cover plate 2 is fixed through the limiting rod 302, meanwhile, when the clamping block 304 is placed into the corresponding mounting groove 303, the anti-skid pad at the bottom of the limiting block 508 contacts the top of the storage battery body 6, when the cover plate 2 is pressed downwards, the limiting block 508 forms upward thrust on the first spring 506 through the fixing rod 505 and the connecting block 507, the first spring 506 forms downward thrust on the limiting block 508 through the bottom of the shell 504, so that the limiting block 508 is limited from the top of the storage battery body 6, through the limitation on the top and the bottom of the storage battery body 6, and the phenomenon that the storage battery body 6 in the box body 1 shakes up and down can not occur when the device is used, thereby avoiding the phenomenon that the normal use of the electric vehicle is influenced by the shaking of the storage battery body 6.

In the practical operation process, when the device is used, the storage battery bodies 6 are respectively placed into the corresponding placing grooves 503, the placing grooves 503 limit the storage battery bodies 6 from the bottoms of the storage battery bodies, after the storage battery bodies 6 are placed into the placing grooves 503, the circuit in the box body 1 is connected, the cover plate 2 is covered, the fixture blocks 304 at the bottom of the cover plate 2 are placed into the corresponding installing grooves 303, when the fixture blocks 304 are placed into the corresponding installing grooves 303, the anti-skid pads at the bottoms of the limiting blocks 508 are contacted with the tops of the storage battery bodies 6, when the cover plate 2 is pressed downwards, the limiting blocks 508 form upwards thrust on the first springs 506 through the fixing rods 505 and the connecting blocks 507, the first springs 506 form downwards thrust on the limiting blocks 508 through the bottoms of the shells 504, so that the limiting blocks 508 limit the tops of the storage battery bodies 6, the limiting rods 302 are placed into the sliding holes through the handles 301 from the left side and the right side of the box body 1 through limiting the tops and the bottoms of the storage battery bodies 6, the two side limiting rods 302 are pushed towards the middle, the limiting rods 302 penetrate through the sliding holes and the limiting holes 305 and then enter the screw holes 308, the handles 301 on the two sides are rotated to drive the limiting rods 302 to rotate, the limiting rods 302 on the two sides move in the middle of the screw holes 308 under the action of the threads and the screw holes 308 when rotating, the limiting rods 302 move towards the middle to push the supporting rods 306 to move towards the middle, the supporting rods 306 on the two sides move towards the middle to push the supporting blocks 309 to move towards the middle, the handles 301 stop rotating until the supporting blocks 309 contact the storage battery body 6, and at this moment, the box body 1 is installed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Claims

1. The utility model provides a combination formula lead acid battery for electric motor car, includes box (1), its characterized in that: the storage battery box is characterized in that a cover plate (2) is clamped at the top of the box body (1), a fixing mechanism (3) is arranged on the inner side of the box body (1), a limiting mechanism (5) is arranged on the inner side of the box body (1), a positive connector and a negative connector (4) are fixedly connected to the top of the cover plate (2), and a storage battery body (6) is arranged on the inner side of the box body (1);

the fixing mechanism (3) comprises a limiting rod (302), the right end of the limiting rod (302) is fixedly connected with a handle (301), the left side and the right side of the top of the box body (1) are provided with mounting grooves (303), the left side and the right side of the bottom of the cover plate (2) are fixedly connected with clamping blocks (304), the left side and the right side of the clamping block (304) are provided with the same limiting hole (305), the left side in the mounting groove (303) is provided with a screw hole (308), the left side and the right side of the box body (1) are both provided with a sliding hole, the left side of the sliding hole is communicated with the right side of the mounting groove (303), a through hole (310) is arranged at the left side of the screw hole (308), a support rod (306) is connected with the inner side of the through hole (310) in a sliding way, the left end of the supporting rod (306) is fixedly connected with a supporting block (309), the right side of the supporting block (309) is fixedly connected with a second spring (307), and the second spring (307) is fixedly connected to the right side in the box body (1).

2. The combined lead-acid storage battery for the electric vehicle according to claim 1, wherein: the supporting blocks (309) are provided with two, and the opposite surfaces of the two supporting blocks (309) are fixedly connected with anti-slip pads.

3. The combined lead-acid storage battery for the electric vehicle according to claim 1, wherein: the left end of the limiting rod (302) is provided with threads, and the inner side of the screw hole (308) is in threaded connection with the left end of the limiting rod (302).

4. The combined lead-acid storage battery for the electric vehicle according to claim 1, wherein: the bottom of the clamping block (304) is lapped with the bottom of the mounting groove (303), and the limiting hole (305), the screw hole (308) and the sliding hole are located on the same plane.

5. The combined lead-acid storage battery for the electric vehicle according to claim 1, wherein: stop gear (5) are including casing (504), top fixed connection in apron (2) in casing (504), the first spring of top fixedly connected with (506) in casing (504), first spring (506) bottom fixedly connected with connecting block (507), connecting block (507) bottom fixedly connected with dead lever (505), dead lever (505) bottom fixedly connected with stopper (508), bottom fixedly connected with protection pad (501) in box (1), standing groove (503) have been seted up at protection pad (501) top, protection pad (501) top fixedly connected with baffle (502).

6. The combined lead-acid storage battery for the electric vehicle according to claim 5, wherein: the box (1) left and right sides all fixedly connected with pull ring, change groove (509) have been seted up at baffle (502) top.

7. The combined lead-acid storage battery for the electric vehicle according to claim 5, wherein: the number of the shells (504) is four, the four shells (504) are uniformly distributed at the inner top of the cover plate (2), and the bottoms of the limiting blocks (508) are fixedly connected with anti-skid pads.