阅读说明：本技术 一种新能源动力电池舱冷却装置 (New forms of energy power battery cabin cooling device ) 是由 陈炜 周瑞远 吴亮 沈斌 胡鹏 于 2021-06-23 设计创作，主要内容包括：本发明涉及新能源汽车电池技术领域,具体涉及一种新能源动力电池舱冷却装置,包括舱体、电池包和储液箱,所述舱体内设置有可沿垂直方向短距离往复移动的导热硅胶片,所述导热硅胶片在移动的过程中可驱动扇叶往复旋转,所述舱体的内腔底面还固连有水泵、冷却块和换热器,这三者与所述储液箱通过导液管连接并构成一个循环,所述扇叶在旋转的过程中将所述舱体底部的冷气吹散至整个内腔。本发明中,通过使用螺柱将舱板与舱体完全密封,保证了电池包的防尘以及防水性能,通过使用拉伸弹簧和压力弹簧这二级减震,尽可能减少外部传导到电池包的震动,提高电池包长时间使用的安全性以及可靠性。(The invention relates to the technical field of new energy automobile batteries, in particular to a cooling device for a new energy power battery compartment, which comprises a compartment body, a battery pack and a liquid storage tank, wherein a heat-conducting silica gel sheet capable of reciprocating in a short distance along the vertical direction is arranged in the compartment body, the heat-conducting silica gel sheet can drive fan blades to rotate in a reciprocating manner in the moving process, a water pump, a cooling block and a heat exchanger are fixedly connected to the bottom surface of an inner cavity of the compartment body, the water pump, the cooling block and the heat exchanger are connected with the liquid storage tank through liquid guide pipes to form a circulation, and the fan blades blow cold air at the bottom of the compartment body to the whole inner cavity in the rotating process. According to the invention, the cabin plate and the cabin body are completely sealed by using the stud, so that the dustproof and waterproof performances of the battery pack are ensured, and the secondary shock absorption of the extension spring and the pressure spring is adopted, so that the shock transmitted to the battery pack from the outside is reduced as much as possible, and the safety and reliability of the battery pack in long-term use are improved.)

1. The utility model provides a new forms of energy power battery compartment cooling device, includes the cabin body (1), battery package (2) and liquid reserve tank (5), its characterized in that, be provided with in the cabin body (1) and follow vertical direction short distance reciprocating motion's heat conduction silica gel piece (21), heat conduction silica gel piece (21) can drive flabellum (24) reciprocal rotation at the in-process that removes, the inner chamber bottom surface of the cabin body (1) has still linked firmly water pump (52), cooling block (53) and heat exchanger (54), these three with liquid reserve tank (5) are connected and constitute a circulation through catheter (51), flabellum (24) will at rotatory in-process the air conditioning of the cabin body (1) bottom blows off to whole inner chamber.

2. The cooling device for the new energy power battery compartment according to claim 1, wherein a compartment plate (11) is arranged on the top surface of the compartment body (1), the compartment plate (11) is screwed and connected with the compartment body (1) through four studs (12), and a silica gel layer for improving the sealing performance of the compartment body (1) is arranged on the contact surface between the compartment plate (11) and the compartment body (1).

3. The cooling device for the new energy power battery compartment according to claim 2, wherein the four end corners of the bottom surface of the compartment plate (11) are fixedly connected with limit blocks (13), the top surface of the side wall of the compartment body (1) is provided with limit grooves (14) at positions corresponding to the limit blocks (13), and the limit grooves (14) and the limit blocks (13) are matched components.

4. The cooling device for the new energy power battery compartment as claimed in claim 3, wherein the two opposite long inner walls of the compartment body (1) are provided with a first rectangular groove (15) and a second rectangular groove (3) in mirror symmetry, and the two inner walls of the first rectangular groove (15) are fixedly connected with racks (16).

5. The new energy power battery compartment cooling device according to claim 4, wherein the battery pack (2) is fixedly connected to the top surface of the heat-conducting silicone sheet (21), the rotating shafts (22) are rotatably connected to positions, corresponding to the first rectangular grooves (15), of two side walls of the heat-conducting silicone sheet (21), a circular ring (23) and a gear (25) are sequentially sleeved and fixed to the outer wall of the rotating shaft (22), the fan blades (24) are fixedly connected to the outer circular wall of the circular ring (23) at equal angles, and two sliding grooves (26) are symmetrically formed in the bottom surface of the heat-conducting silicone sheet (21) with respect to the transverse center plane of the heat-conducting silicone sheet.

6. The new energy power battery compartment cooling device according to claim 5, characterized in that the gear (25) and the rack (16) are matching members, and are meshed with each other.

7. The cooling device for the new energy power battery compartment as claimed in claim 5, wherein the fixing rod (31) is fixedly connected in the second rectangular groove (3), a sliding block (32) is slidably sleeved on the outer wall of the fixing rod (31), an extension spring (33) is movably connected between the top surface of the sliding block (32) and the top surface of the inner cavity of the second rectangular groove (3), a connecting seat (36) is fixedly connected to the inner wall of the compartment (1) corresponding to the position below the second rectangular groove (3), the connecting seat (36) is rotatably connected with a connecting rod (35), the sliding block (32) is movably connected with the connecting rod (35) through a pressure spring (34), and a roller (37) is rotatably sleeved on the end of the connecting rod (35).

8. The new energy power battery compartment cooling device according to claim 7, characterized in that the rollers (37) roll in the corresponding chutes (26), and the rollers and the chutes are matched components.

9. The cooling device for the new energy power battery compartment according to claim 7, wherein four corners of the inner cavity wall of the compartment body (1) are fixedly connected with a slide rod (4), the outer wall of the slide rod (4) is fixedly sleeved with a return spring (41), the end of the slide rod (4) is further slidably sleeved with a storage column (42), the end of the storage column (42) is fixedly connected with a fixture block (43), and the fixture block (43) is movably clamped with the corresponding end corner of the battery pack (2).

Technical Field

The invention relates to the technical field of new energy automobile batteries, in particular to a cooling device for a new energy power battery compartment.

Background

With the reform and development of the automobile industry, new energy automobiles are gradually accepted by people due to the economy and environmental protection, a common new energy automobile power source in the market at present comes from a battery compartment, a battery pack is accommodated in the battery compartment, and the working temperature of the battery compartment directly influences the power output of the vehicle, the service life of the battery and the use safety of the vehicle, so that the regulation of the temperature of the battery compartment is very important.

At present, the battery cabin of the new energy automobile is generally formed by respectively adding heat-conducting silica gel gaskets at the top and the bottom of an electrode end of a battery pack, and heat dissipation holes and heat dissipation fans are arranged on two sides of the battery compartment for heat dissipation, but the battery compartment of the new energy automobile is different from battery compartments used by other devices, the service environment is more complex and worse, the dustproof, waterproof and anti-seismic performance of the battery compartment is ensured while the battery compartment can be well radiated, the dustproof and waterproof performance of the battery compartment is difficult to reach an excellent degree because the existing radiating mode is provided with the radiating holes and the radiating fan, the shock absorption effect of the novel energy automobile has a further improved space, and the cost of the novel energy automobile is considered to be partially due to the huge battery pack, so that once the battery pack is damaged, the novel energy automobile brings great use cost to a user, and the novel energy automobile is not beneficial to popularization and promotion.

Disclosure of Invention

In order to overcome the technical problems, the invention aims to provide a cooling device for a new energy power battery compartment.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a new forms of energy power battery compartment cooling device, includes the cabin body, battery package and liquid reserve tank, the internal heat conduction silica gel piece that can follow vertical direction short distance reciprocating motion that is provided with of cabin, the heat conduction silica gel piece can drive the reciprocating rotation of flabellum at the in-process that removes, the inner chamber bottom surface of the cabin body has still linked firmly water pump, cooling block and heat exchanger, these three with the liquid reserve tank passes through liquid pipe connection and constitutes a circulation, the flabellum will at rotatory in-process the air conditioning of cabin body bottom blows off to whole inner chamber.

The cabin is characterized in that a cabin plate is arranged on the top surface of the cabin body, the cabin plate is connected with the cabin body in a screwing mode through four studs, and silica gel layers for increasing the sealing performance of the cabin body are arranged on the contact surfaces of the cabin plate and the cabin body.

The cabin is characterized in that limiting blocks are fixedly connected to four end angles of the bottom surface of the cabin plate, limiting grooves are formed in the positions, corresponding to the limiting blocks, of the top surface of the side wall of the cabin body, and the limiting grooves and the limiting blocks are matched components.

The cabin body is characterized in that a first rectangular groove and a second rectangular groove are symmetrically arranged on two opposite long inner walls of the cabin body in a mirror image mode, and racks are fixedly connected to the two inner walls of the first rectangular groove.

The battery pack is characterized in that the top surface of the heat-conducting silica gel sheet is fixedly connected with the battery pack, the two side walls of the heat-conducting silica gel sheet correspond to the positions of the first rectangular grooves and are rotatably connected with rotating shafts, the outer wall of each rotating shaft is sequentially fixedly connected with a circular ring and a gear in a sleeved mode, the outer annular wall of each circular ring is fixedly connected with a plurality of fan blades at equal angles, and the bottom surface of each heat-conducting silica gel sheet is symmetrically provided with two sliding grooves relative to the transverse central plane of the bottom surface.

Further, the gear and the rack are matched components which are meshed with each other.

The inner wall of the cabin body corresponds to the position below the second rectangular groove, the connecting seat is connected with a connecting rod in a rotating mode, the sliding block is connected with the connecting rod in a rotating mode, the connecting rod is connected with the connecting rod in a rotating mode through a pressure spring in a movably connected mode, and the end portion of the connecting rod is further connected with a roller in a rotating mode.

Further, the roller rolls in the corresponding sliding groove, and the roller and the sliding groove are matched components.

Further lie in, four contained angle departments of cabin body inner chamber wall all link firmly the slide bar, the outer wall of slide bar cup joints and is fixed with reset spring, the tip of slide bar still slides and has cup jointed and accomodate the post, the tip of accomodating the post has linked firmly the fixture block, the fixture block with correspond the end angle activity joint of battery package.

The invention has the beneficial effects that:

1. the cabin plate and the cabin body are completely sealed by using the stud, so that the dustproof and waterproof performance of the battery pack is ensured, the secondary shock absorption of the extension spring and the pressure spring is used, the shock transmitted to the battery pack from the outside is reduced as much as possible, and the safety and the reliability of the battery pack in long-term use are improved;

2. the liquid cooling assembly is arranged at the bottom of the cabin body, the skillful movement radiating silicon twisted piece moves up and down under the action of external vibration without other power sources, the fan blades are enabled to rotate continuously, a heating source cannot be added, the cold air at the bottom of the cabin body can be blown away to other positions of the cabin body, the cabin body is kept at a constant low temperature, a better power source is provided for the operation of a new energy automobile, and the probability of failure caused by high temperature of a battery pack is reduced.

Drawings

The invention will be further described with reference to the accompanying drawings.

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

FIG. 2 is a schematic view of the construction of the deck of the present invention;

FIG. 3 is a schematic structural diagram of a stopper according to the present invention;

FIG. 4 is a schematic view of the structure of the limiting groove of the present invention;

FIG. 5 is a schematic structural view of a heat conductive silicone sheet according to the present invention;

FIG. 6 is a schematic view of the structure of the chute of the present invention;

FIG. 7 is a schematic view of the construction of the gear of the present invention;

FIG. 8 is a schematic top view of the present invention;

FIG. 9 is a schematic view of the internal structure of the present invention;

FIG. 10 is an enlarged view of a portion of FIG. 9 at A;

fig. 11 is a partial enlarged view at B in fig. 9;

FIG. 12 is a schematic structural view of a latch according to the present invention;

FIG. 13 is a schematic view of the construction of the connecting rod of the present invention;

FIG. 14 is a schematic view of the structure of the roller of the present invention;

FIG. 15 is a schematic view of the structure of a liquid storage tank according to the present invention.

In the figure: 1. a cabin body; 11. a deck board; 12. a stud; 13. a limiting block; 14. a limiting groove; 15. a first rectangular groove; 16. a rack; 2. a battery pack; 21. a heat-conducting silica gel sheet; 22. a rotating shaft; 23. a circular ring; 24. a fan blade; 25. a gear; 26. a chute; 3. a second rectangular groove; 31. fixing the rod; 32. a slider; 33. an extension spring; 34. a pressure spring; 35. a connecting rod; 36. a connecting seat; 37. a roller; 4. a slide bar; 41. a return spring; 42. a receiving column; 43. a clamping block; 5. a liquid storage tank; 51. a catheter; 52. a water pump; 53. cooling the block; 54. a heat exchanger.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.

As shown in fig. 1, a cooling device for a new energy power battery compartment comprises a compartment body 1, a battery pack 2 and a liquid storage tank 5, wherein a heat-conducting silica gel sheet 21 capable of reciprocating in a short distance along a vertical direction is arranged in the compartment body 1, the heat-conducting silica gel sheet 21 can drive a fan blade 24 to rotate in a reciprocating manner in the moving process, as shown in fig. 8 and 15, a water pump 52, a cooling block 53 and a heat exchanger 54 are further fixedly connected to the bottom surface of an inner cavity of the compartment body 1, the three are connected with the liquid storage tank 5 through a liquid guide pipe 51 to form a circulation, and the fan blade 24 blows cold air at the bottom of the compartment body 1 to the whole inner.

When using the device, place battery package 2 on heat conduction silica gel piece 21 earlier, contact as battery package 2 and fixture block 43, the post 42 is accomodate in the fixture block 43 extrusion, accomodates post 42 and slides and cup joint slide bar 4 and reset spring 41 shrink, accomplishes the joint when four end angles of fixture block 43 and battery package 2, and battery package 2 has just been installed and has been accomplished.

As shown in fig. 2, a deck plate 11 is disposed on the top surface of the cabin 1, the deck plate 11 is screwed with the cabin 1 through four studs 12, and the contact surfaces of the deck plate 11 and the cabin 1 are provided with silica gel layers for increasing the sealing performance of the cabin 1.

As shown in fig. 3 and 4, the four end corners of the bottom surface of the deck plate 11 are fixedly connected with the limit blocks 13, the top surface of the side wall of the cabin body 1 corresponding to the position of the limit blocks 13 is provided with limit grooves 14, and the limit grooves 14 and the limit blocks 13 are matched members.

Four limit blocks 13 on the bottom surface of the deck plate 11 are aligned with the limit grooves 14 to be embedded and the deck plate 11 and the cabin body 1 are fixed by using the studs 12, at the moment, the battery pack 2 is completely sealed in the cabin body 1, and the dustproof and water drainage performance of the battery pack 2 is greatly improved.

As shown in fig. 9 and 10, two opposite long inner walls of the cabin 1 are provided with a first rectangular groove 15 and a second rectangular groove 3 in mirror symmetry, and two inner walls of the first rectangular groove 15 are fixedly connected with racks 16.

When the cabin body 1 is installed in the new energy automobile, and when the automobile jolts up and down along with different road conditions, the heat-conducting silicon sheet 21 also brings the battery pack 2 to move up and down due to the limitation of the fixture block 43 on the transverse displacement of the battery pack 2.

As shown in fig. 5, 6 and 7, the top surface of the heat-conducting silicone sheet 21 is fixedly connected with the battery pack 2, the positions of the two side walls of the heat-conducting silicone sheet 21, which correspond to the first rectangular groove 15, are rotatably connected with the rotating shaft 22, the outer wall of the rotating shaft 22 is sequentially fixedly sleeved with the circular ring 23 and the gear 25, the outer annular wall of the circular ring 23 is fixedly connected with the plurality of fan blades 24 at equal angles, the bottom surface of the heat-conducting silicone sheet 21 is symmetrically provided with two sliding grooves 26 about the transverse central plane thereof, and the gear 25 and the rack 16 are matched components and are mutually meshed.

When the heat conduction silica gel piece 21 moves down by the vibration that the outside passed to, slider 32 slided along dead lever 31, and extension spring 33 extends, and connecting rod 35 rotates around connecting seat 36, and gyro wheel 37 also moves to its central point along spout 26, through the setting of second grade absorbing, can effectively reduce the vibrations that battery package 2 bore and jolt, is of value to the permanent use of battery package 2.

As shown in fig. 9 and 11, a fixing rod 31 is fixedly connected in the second rectangular groove 3, a sliding block 32 is slidably sleeved on the outer wall of the fixing rod 31, an extension spring 33 is movably connected between the top surface of the sliding block 32 and the top surface of the inner cavity of the second rectangular groove 3, as shown in fig. 13 and 14, a connecting seat 36 is fixedly connected to the inner wall of the cabin 1 corresponding to the position below the second rectangular groove 3, the connecting seat 36 is rotatably connected with a connecting rod 35, the sliding block 32 is movably connected with the connecting rod 35 through a pressure spring 34, the end portion of the connecting rod 35 is further rotatably sleeved with a roller 37, the roller 37 rolls in the sliding groove 26 corresponding to the roller, and the.

After the battery pack 2 operates for a period of time, the temperature of the cabin 1 begins to rise, at this time, the water pump 52 can be started, the cooling liquid flows from the liquid storage tank 5 through the water pump 52, the cooling block 53 and the heat exchanger 54 by the liquid guide pipe 51, and finally flows into the liquid storage tank 5 again to complete a cycle, in the flowing process of the cooling liquid, the cabin 1 can be effectively cooled, meanwhile, as the heat-conducting silica gel sheet 21 makes reciprocating vertical movement under bumping, the rotating shaft 22 rotationally connected with the heat-conducting silica gel sheet 21 also makes reciprocating rotation under the action of the gear 25 and the rack 16, so that the fan blades 24 blow cold air at the bottom of the cabin 1 to other parts of the cabin 1 in the rotating process, so that the cabin 1 keeps constant low temperature, and the operating environment of the battery pack 2 is optimized.

As shown in fig. 12, four included angles of the inner cavity wall of the cabin 1 are fixedly connected with a slide rod 4, the outer wall of the slide rod 4 is fixedly sleeved with a return spring 41, the end of the slide rod 4 is further slidably sleeved with a receiving column 42, the end of the receiving column 42 is fixedly connected with a fixture block 43, and the fixture block 43 is movably clamped with the corresponding end angle of the battery pack 2.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.