CN210167404U

CN210167404U - Lithium iron phosphate battery pack box with waterproof function

Info

Publication number: CN210167404U
Application number: CN201921040542.6U
Authority: CN
Inventors: 葛承亮; 张智; 朱城
Original assignee: Anhui New Motion New Energy Technology Co ltd
Current assignee: Anhui New Motion New Energy Technology Co ltd
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2020-03-20
Anticipated expiration: 2029-07-05

Abstract

The utility model discloses a lithium iron phosphate group battery box with waterproof function belongs to the new forms of energy field, the power distribution box comprises a box body, the lithium iron phosphate group battery has been placed to the center department of box inner chamber, the top of box bonds through sealed glue has sealed the pad, the cassette has all been welded at the top of box both sides, the draw-in groove has all transversely been seted up at the front and the back of the corresponding one side of cassette, the case lid has been placed at the top of box, the case lid is located the inboard of cassette, the top welding of case lid has fixed case, the inner chamber of fixed case is provided with chucking mechanism. This scheme passes through the cooperation of spout, thread bush, threaded rod and swing handle, can highly adjust the support, through the cooperation of support, spacing pulley, trapezoidal fixture block, slide rail, slider and kelly, can insert the draw-in groove to driving the kelly in, carry out inseparable seal to case lid and box then, has solved the problem that traditional group battery box does not possess waterproof function.

Description

Lithium iron phosphate battery pack box with waterproof function

Technical Field

The utility model relates to a new forms of energy field, more specifically say, relate to a lithium iron phosphate battery pack box with waterproof function.

Background

The lithium iron phosphate battery is a lithium ion battery using lithium iron phosphate as a positive electrode material, and the positive electrode material of the lithium ion battery mainly comprises lithium cobaltate, lithium manganate, lithium nickelate, ternary materials, lithium iron phosphate and the like, wherein the lithium cobaltate is a positive electrode material used by most of the lithium ion batteries at present, a P-O bond in a lithium iron phosphate crystal is stable and difficult to decompose, and the lithium iron phosphate crystal does not collapse and generate heat or form a strong oxidizing substance like the lithium cobaltate even at high temperature or during overcharge, so that the lithium iron phosphate battery has good safety.

Along with the development day by day of present new forms of energy technique, new forms of energy electric automobile is main trend, however lithium iron phosphate group is new forms of energy electric automobile's important power source, need use the group battery box to protect lithium iron phosphate group battery, however the group battery box mostly only carries out collision avoidance to lithium iron phosphate group battery, do not possess waterproof function, the most assembly of lithium iron phosphate group box is at electric automobile's chassis position, when electric automobile crosses water or rains for a long time, thereby lithium iron phosphate group box can expose for a long time and cause the short circuit phenomenon easily in the rainwater, there is the danger of explosion even, thereby can the safe risk coefficient of greatly increased navigating mate when driving the automobile, bring inconvenience when driving for people.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a lithium iron phosphate battery pack box with waterproof function possesses waterproof function's advantage, has solved traditional group battery box and has not possessed waterproof function's problem.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides a lithium iron phosphate group battery box with waterproof function, the power distribution box comprises a box body, the lithium iron phosphate group battery has been placed to the center department of box inner chamber, the top of box bonds through sealed glue has sealed the pad, the cassette has all been welded at the top of box both sides, the draw-in groove has all transversely been seted up to the front and the back of the corresponding one side of cassette, the case lid has been placed at the top of box, the case lid is located the inboard of cassette, the top welding of case lid has the fixed case, the inner chamber of fixed case is provided with chucking mechanism.

Preferably, the clamping mechanism comprises a sliding groove, a threaded sleeve, a threaded rod, a rotating handle, a support, a limiting pulley, a trapezoidal fixture block, a sliding rail, a sliding block and a clamping rod, the sliding groove is transversely formed in each of two sides of the bottom of the inner cavity of the fixed box, the threaded sleeve is embedded in the center of the top of the inner cavity of the fixed box, the threaded rod is in threaded connection with the inner cavity of the threaded sleeve, the rotating handle is welded at the top of the threaded rod, the bottom of the threaded rod penetrates through the threaded sleeve and is movably connected with the support through a bearing seat, the limiting pulley is movably connected to each of two sides of the bottom of the support, the trapezoidal fixture block is arranged at the bottom of the limiting pulley, the sliding rail in sliding connection with the limiting pulley is arranged at the top of one side corresponding to the trapezoidal fixture block, the sliding block in sliding connection, the outside of kelly runs through fixed case and with the draw-in groove joint.

Preferably, the inner cavity of the box body is filled with foam filling, and the foam filling is positioned on the surface of the outer side of the lithium iron phosphate battery pack.

Preferably, the inner cavity of the box body is provided with waterproof breathable cotton, the waterproof breathable cotton is located on the outer side of the foam filler, and the waterproof breathable cotton is located on the four sides and the bottom of the box body.

Preferably, the right side welding at fixed roof portion has articulated seat, the inner chamber of articulated seat articulates there is spacing knee, the center department on swing handle right side sets up with spacing knee joint complex spacing groove.

Preferably, the inner side of the clamping rod is sleeved with a spring, the outer side of the spring is welded with the inner cavity of the fixed box, and the outer side of the spring is welded with the outer side of the trapezoidal clamping block.

Preferably, handles are welded at the centers of the tops of the front surface and the back surface of the box body, and the bottom of the box body is bonded with a moisture-proof pad through strong adhesive glue.

Preferably, heat dissipation holes are sequentially formed in the tops of the two sides of the box body from left to right, and the heat dissipation holes are arranged in an array structure.

Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme passes through the spout, the thread bush, the cooperation of threaded rod and swing handle, can highly adjust the support, through the support, spacing pulley, trapezoidal fixture block, a slide rail, the cooperation of slider and kelly, can insert the draw-in groove to driving the kelly in, then closely seal up case lid and box, play fine water-proof effects, solved traditional group battery box and did not possess the problem of waterproof function, avoid liquid to dip to cause the short circuit to lithium iron phosphate group in the box, reduce electric automobile's potential safety hazard.

(2) The cooperation of foam filler is passed through to this scheme, can effectively protect lithium iron phosphate group battery, avoids lithium iron phosphate group battery and the inside emergence of box to collide with and rock, through waterproof ventilative cotton, strengthens the inside waterproof performance of box.

(3) This scheme can carry out spacing chucking to the swing handle through the cooperation of articulated seat, spacing knee and spacing groove, avoids the swing handle to appear rotating under stewing or receiving the exogenic action, through the spring, can carry out spacing buffering to the kelly, also utilizes the resilience potential energy of spring to make the kelly reset simultaneously.

(4) This scheme is through the handle, and convenient to use person carries the box, through dampproofing the pad, avoids the moisture to soak the box from the bottom half inside, sets up to array column structure through the louvre, can carry out the discharge box outside to the heat of box inside, avoids the box inside high temperature to lead to the fact the damage to lithium iron phosphate battery group.

Drawings

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

FIG. 2 is a top view of the box structure of the present invention;

FIG. 3 is a partial left side view of the box structure of the present invention;

FIG. 4 is a top view of the case cover structure of the present invention;

fig. 5 is a partial enlarged view of a in the structure of fig. 1 according to the present invention;

fig. 6 is a right side view of the rotating handle structure of the present invention.

The reference numbers in the figures illustrate:

1. a box body; 2. a lithium iron phosphate battery pack; 3. a gasket; 4. a card holder; 5. a card slot; 6. a box cover; 7. a fixed box; 8. a chucking mechanism; 801. a chute; 802. a threaded sleeve; 803. a threaded rod; 804. turning a handle; 805. a support; 806. a limiting pulley; 807. a trapezoidal fixture block; 808. a slide rail; 809. a slider; 810. a clamping rod; 9. a foam filler; 10. waterproof breathable cotton; 11. a hinged seat; 12. limiting the bent rod; 13. a limiting groove; 14. a spring.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1-6, a box body of lithium iron phosphate battery pack with waterproof function, comprising a box body 1, a lithium iron phosphate battery pack 2 is placed at the center of the inner cavity of the box body 1, a sealing gasket 3 is adhered at the top of the box body 1 through a sealing adhesive, clamping seats 4 are welded at the tops of two sides of the box body 1, clamping grooves 5 are transversely formed in the front and the back of one side, corresponding to the clamping seats 4, a box cover 6 is placed at the top of the box body 1, the box cover 6 is located at the inner side of the clamping seats 4, a fixed box 7 is welded at the top of the box cover 6.

Further, the clamping mechanism 8 comprises a sliding groove 801, a threaded sleeve 802, a threaded rod 803, a rotating handle 804, a bracket 805, a limiting pulley 806, a trapezoidal fixture block 807, a sliding rail 808, a sliding block 809 and a clamping rod 810, wherein the sliding groove 801 is transversely formed in both sides of the bottom of the inner cavity of the fixed box 7, the threaded sleeve 802 is embedded in the center of the top of the inner cavity of the fixed box 7, the threaded rod 803 is in threaded connection with the inner cavity of the threaded sleeve 802, the rotating handle 804 is welded on the top of the threaded rod 803, the bottom of the threaded rod 803 penetrates through the threaded sleeve 802 and is movably connected with the bracket 805 through a bearing seat, the limiting pulley 806 is movably connected on both sides of the bottom of the bracket 805, the trapezoidal fixture block 807 is arranged at the bottom of the limiting pulley 806, the sliding rail 808 in sliding connection with the limiting pulley 806 is formed in the top of the side corresponding to the trapezoidal fixture block 807, the sliding block 809, the outside of the clamping rod 810 penetrates through the fixed box 7 and is clamped with the clamping groove 5.

Further, the inner chamber of box 1 is filled with foam filler 9, and foam filler 9 is located the surface in the lithium iron phosphate group 2 outsides, through the cooperation of foam filler 9, can effectively protect lithium iron phosphate group 2, avoids lithium iron phosphate group 2 to collide with and rock with the inside emergence of box 1.

Further, the inner cavity of the box body 1 is provided with waterproof breathable cotton 10, the waterproof breathable cotton 10 is located on the outer side of the foam filler 9, the waterproof breathable cotton 10 is located on the four sides and the bottom of the box body 1, and the waterproof performance inside the box body 1 is enhanced through the waterproof breathable cotton 10.

Further, the right side welding at fixed box 7 top has articulated seat 11, and the inner chamber of articulated seat 11 articulates there is spacing curved bar 12, and the center department on swing handle 804 right side sets up with spacing curved bar 12 joint complex spacing groove 13, through the cooperation of articulated seat 11, spacing curved bar 12 and spacing groove 13, can carry out spacing chucking to swing handle 804, avoids swing handle 804 to appear rotating under stewing or receiving the exogenic action.

Further, the spring 14 is sleeved on the inner side of the clamping rod 810, the outer side of the spring 14 is welded with the inner cavity of the fixed box 7, the outer side of the spring 14 is welded with the outer side of the trapezoidal clamping block 807, the clamping rod 810 can be limited and buffered through the spring 14, and meanwhile the clamping rod 810 is reset by utilizing the rebound potential energy of the spring 14.

Further, the handles are welded at the centers of the front surface and the top surface of the box body 1, the box body 1 is carried by a user conveniently through the handles, the damp-proof pad is bonded at the bottom of the box body 1 through strong adhesive glue, and moisture is prevented from being immersed into the box body 1 from the bottom of the box body 1 through the damp-proof pad.

Further, the louvres have been seted up from a left side to the right side in proper order at the top of 1 both sides of box, and the louvre sets up to array column structure, sets up to array column structure through the louvre, can discharge the 1 outsides of box to the heat of 1 inside of box, avoids 1 inside high temperature of box to cause the damage to lithium iron phosphate group battery 2.

The working principle is as follows: the user puts lithium iron phosphate battery group 2 to the inside back of foam filler 9 of box 1, cover case lid 6 on sealed pad 3, then the user rotates clockwise turning handle 804, through the clearance fit of bearing frame, then turning handle 804 drives threaded rod 803 and moves down in thread bush 802, threaded rod 803 drives support 805 and spacing pulley 806 in the inner chamber of slide rail 808 respectively and slides down, make slider 809 slide in spout 801, because the expanding force that spacing pulley 806 produced forces trapezoidal fixture block 807 lateral shifting, thereby two trapezoidal fixture blocks 807 drive four kellies 810 and outwards insert in draw-in groove 5, then the user inserts spacing knee 12 in spacing groove 13 and carries out spacing chucking to turning handle 804 and fix, then can carry out closely sealed to box 1 and case lid 6.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a lithium iron phosphate battery pack box with waterproof function, includes box (1), its characterized in that: the lithium iron phosphate battery pack (2) has been placed to the center department of box (1) inner chamber, the top of box (1) bonds through sealed glue has sealed pad (3), cassette (4) have all been welded at the top of box (1) both sides, draw-in groove (5) have all transversely been seted up with the back in the front of the corresponding one side of cassette (4), case lid (6) have been placed at the top of box (1), case lid (6) are located the inboard of cassette (4), the top welding of case lid (6) has fixed case (7), the inner chamber of fixed case (7) is provided with chucking mechanism (8).

2. The lithium iron phosphate battery pack box with the waterproof function according to claim 1, wherein: the clamping mechanism (8) comprises a sliding groove (801), a threaded sleeve (802), a threaded rod (803), a rotating handle (804), a support (805), a limiting pulley (806), a trapezoidal clamping block (807), a sliding rail (808), a sliding block (809) and a clamping rod (810), wherein the sliding groove (801) is transversely formed in each of two sides of the bottom of an inner cavity of the fixed box (7), the threaded sleeve (802) is embedded in the center of the top of the inner cavity of the fixed box (7), the threaded rod (803) is connected to the inner cavity of the threaded sleeve (802) in a threaded manner, the rotating handle (804) is welded to the top of the threaded rod (803), the bottom of the threaded rod (803) penetrates through the threaded sleeve (802) and is movably connected with the support (805) through a bearing seat, the limiting pulley (806) is movably connected to each of two sides of the bottom of the support (805, the top of one side, corresponding to the trapezoidal fixture block (807), of the trapezoidal fixture block (807) is provided with a sliding rail (808) in sliding connection with a limiting pulley (806), sliding blocks (809) in sliding connection with a sliding groove (801) are welded on two sides of the bottom of the trapezoidal fixture block (807), clamping rods (810) are transversely welded on the front and the back of the outer side of the trapezoidal fixture block (807), and the outer side of each clamping rod (810) penetrates through the fixed box (7) and is clamped with the clamping groove (5).

3. The lithium iron phosphate battery pack box with the waterproof function according to claim 1, wherein: the inner cavity of the box body (1) is filled with foam filler (9), and the foam filler (9) is located on the surface of the outer side of the lithium iron phosphate battery pack (2).

4. The lithium iron phosphate battery pack box with the waterproof function according to claim 3, wherein: the inner cavity of the box body (1) is provided with waterproof breathable cotton (10), the waterproof breathable cotton (10) is located on the outer side of the foam filler (9), and the waterproof breathable cotton (10) is located on the four sides and the bottom of the box body (1).

5. The lithium iron phosphate battery pack box with the waterproof function according to claim 2, wherein: the right side welding at fixed box (7) top has articulated seat (11), the inner chamber of articulated seat (11) articulates there is spacing curved bar (12), center department on swing handle (804) right side offers with spacing curved bar (12) joint complex spacing groove (13).

6. The lithium iron phosphate battery pack box with the waterproof function according to claim 2, wherein: the inner side of the clamping rod (810) is sleeved with a spring (14), the outer side of the spring (14) is welded with the inner cavity of the fixed box (7), and the outer side of the spring (14) is welded with the outer side of the trapezoidal clamping block (807).

7. The lithium iron phosphate battery pack box with the waterproof function according to claim 1, wherein: handles are welded at the centers of the front surface and the back surface of the box body (1), and a damp-proof pad is bonded at the bottom of the box body (1) through strong adhesive glue.

8. The lithium iron phosphate battery pack box with the waterproof function according to claim 1, wherein: the top of the two sides of the box body (1) is sequentially provided with heat dissipation holes from left to right, and the heat dissipation holes are arranged into an array structure.