CN213660535U - No module battery package bottom of a case structure, battery box and no module battery package thereof - Google Patents
No module battery package bottom of a case structure, battery box and no module battery package thereof Download PDFInfo
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- CN213660535U CN213660535U CN202022594131.0U CN202022594131U CN213660535U CN 213660535 U CN213660535 U CN 213660535U CN 202022594131 U CN202022594131 U CN 202022594131U CN 213660535 U CN213660535 U CN 213660535U
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- 238000001816 cooling Methods 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 239000000853 adhesive Substances 0.000 claims abstract description 23
- 230000001070 adhesive effect Effects 0.000 claims abstract description 23
- 238000005192 partition Methods 0.000 claims abstract description 23
- 239000003292 glue Substances 0.000 claims abstract description 20
- 230000004308 accommodation Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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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)
Abstract
The utility model discloses a no module battery package bottom of a case structure, battery box and no module battery package thereof. In the battery pack without the module, a plurality of channels are constructed on the bottom plate of the battery box through partition plates, and a liquid cooling groove and a heating groove are arranged in each channel. The liquid cooling pipe and the heating plate are respectively arranged in the corresponding liquid cooling groove and the corresponding heating groove. The batteries are arranged in the channels and are erected in the space of the L-shaped frame, so that the bottom of the battery is provided with a gap for accommodating the heat-conducting structural adhesive, and an adhesive overflowing gap is formed between the two sides of the battery and the partition plate. The liquid cooling pipe and the heating plate are provided with glue containing gaps at two sides in the liquid cooling groove and the heating groove. From this, the battery is glued through heat conduction structure and is become whole with the bottom plate and the adhesion of liquid cooling pipe and hot plate to make the battery bottom have sufficient and even heat conduction structure glue from this, thereby make the heat exchange between battery and the temperature control component can be even.
Description
Technical Field
The utility model relates to a battery package, in particular to battery fixing technology in no module battery package.
Background
CTP (cell To pack) technology is popular in the current power battery pack. The battery pack adopting the CTP technology is a non-module battery pack, and a plurality of batteries are accommodated in a battery box to directly form the battery pack. Since the CTP technology cancels the battery module intermediate member, the restriction of movement in the vertical direction of the battery becomes a problem. Although the battery box has a box cover which can limit the vertical movement of the battery, some circuits, such as a collecting board, are usually arranged between the battery box cover and the battery. In order to avoid the acquisition board being impacted by the batteries moving in the vertical direction, the batteries need to be fixed in the vertical direction of the batteries. On the other hand, a temperature control system for the battery temperature may be generally arranged in the battery box. The battery is required to be tightly attached to the temperature control system, and the battery is required to be fixed in the vertical direction so that the battery can be tightly attached to the temperature control assembly.
In order to make the battery tightly contact with the temperature control assembly, a heat conducting structural adhesive is usually disposed between the temperature control assembly and the bottom of the battery. On one hand, the battery, the temperature control assembly and the battery box bottom plate are adhered into a whole through the adhesion effect of the heat-conducting structural adhesive. On the other hand, after the adhesion, the heat exchange between the temperature control assembly and the battery can be stable and uniform, and the problem that the heat conduction is uneven due to air possibly existing at the bottom of the battery is avoided. However, this requires that there is enough space between the battery and the bottom plate of the battery box to accommodate the heat-conducting structural adhesive, otherwise the problem that the heat-conducting structural adhesive is not uniformly applied or the heat-conducting structural adhesive is not uniformly applied due to uneven pressing and stress of the battery on the bottom plate will occur.
Disclosure of Invention
The utility model discloses the problem that will solve: between battery and battery box bottom plate in the no module battery package, heat conduction structure glues uneven smearing or because of the battery to the bottom plate pressure hold the uneven problem that produces the heat conduction structure and glue uneven.
In order to solve the above problem, the utility model discloses a scheme as follows:
the utility model discloses a bottom structure of a battery pack case without a module, which comprises a plurality of battery row partition plates, a liquid cooling pipe and a heating plate, wherein the battery row partition plates are arranged on a bottom plate; the battery row partition plate constructs a plurality of channels for clamping the battery row on the bottom plate; the partition plates on the two sides of the channel are inclined planes, so that when the battery row is arranged in the channel, the two sides of the battery row are provided with first accommodating gaps; the first accommodating gap is used for accommodating the heat-conducting structural adhesive.
Further, according to the bottom structure of the battery pack without the module of the utility model, the side edge of the bottom plate is also provided with a side clapboard; the battery row partition plates are wide at the bottom and narrow at the top, and the side partition plates are inclined at the inner side surfaces, so that an inclined surface of a channel is constructed; that is, the first receiving gap is located between the battery row and the battery row separator or between the battery row and the side separator.
Furthermore, according to the bottom structure of the battery pack without the module of the utility model, a liquid cooling groove and a heating groove are arranged in each channel on the bottom plate; the liquid cooling pipe and the heating plate are respectively arranged in the corresponding liquid cooling groove and the corresponding heating groove.
Furthermore, according to the bottom structure of the battery pack without the module of the utility model, the liquid cooling pipe has a third containing gap at two sides in the liquid cooling tank; the third accommodating gap is used for accommodating the heat-conducting structural adhesive; the heating plate is provided with fourth accommodating gaps at two sides in the heating groove; the fourth accommodating gap is used for accommodating the heat-conducting structural adhesive.
Furthermore, the bottom structure of the battery pack without the module also comprises a bottom plate mounting hole on the bottom plate; the bottom plate mounting hole is used for press-mounting the battery row; a buffer ring groove is arranged around the mounting hole of the bottom plate; the buffer ring groove is used for the overflow buffering of the heat-conducting structural adhesive to prevent the heat-conducting structural adhesive from flowing into the bottom plate mounting hole.
The battery box comprises a bottom bracket and a box cover; the bottom bracket comprises a bottom plate and a side fence plate which is connected with the bottom plate and surrounds the bottom plate on the bottom plate; the bottom plate is provided with the non-module battery pack bottom structure; the box cover cap is fixedly connected with the bottom bracket.
The module-free battery pack comprises a battery box and a battery press-mounting structure arranged in the battery box; the battery box comprises a bottom bracket and a box cover; the bottom bracket comprises a bottom plate and a side fence plate which is connected with the bottom plate and surrounds the bottom plate on the bottom plate; the bottom plate is provided with the non-module battery pack bottom structure; the battery press-mounting structure comprises at least two transverse supporting plates, a plurality of batteries, an L-shaped pressing strip and a T-shaped pressing strip; the battery is a square battery, and a battery pole is arranged on the top surface of the square battery; the batteries are arranged into a plurality of battery rows; the transverse supporting plates are vertically arranged and are parallel to each other; a plurality of battery rows are clamped between two adjacent transverse supporting plates; the arrangement direction of the battery rows is vertical to the plate surface of the transverse support plate; the L-shaped pressing strip and the T-shaped pressing strip are arranged on the transverse supporting plate, press and hold the side edge of the top surface of the battery row, and press and hold the battery row in the corresponding channel respectively by pressing and holding the side edge of the top surface of the battery row; the box cover is covered on the battery press-fitting structure and is fixedly connected with the bottom bracket.
Further, according to the utility model discloses a no module battery package, the bottom plate still is provided with the bottom plate mounting hole, and the cross support board passes through the bottom plate mounting hole links to each other with the bottom plate is fixed.
Further, according to the non-module battery pack of the present invention, a buffer ring groove is provided around the bottom plate mounting hole; the buffer ring groove is used for the overflow buffering of the heat-conducting structural adhesive to prevent the heat-conducting structural adhesive from flowing into the bottom plate mounting hole.
Furthermore, according to the battery pack without the module of the utility model, two sides of the bottom surface of the battery row are arranged in the channel through the L-shaped bracket; the L-shaped bracket enables a second accommodating gap to be reserved between the bottom plate and the battery row; the second accommodating gap is used for accommodating the heat-conducting structural adhesive.
Further, according to the utility model discloses a no module battery package is equipped with the fretwork hole on the L shape bracket.
The technical effects of the utility model are as follows: the utility model discloses the battery setting is in the channel through battery row baffle structure to erect through L shape frame plate, made a plurality of clearances between battery and the battery bottom plate of the case of the battery built in the channel, acceptd the heat conduction structure through these clearances and glue, when making in battery pressure equipment to the channel, can have sufficient and even heat conduction structure to glue bottom the battery, thereby make the heat exchange between battery and the temperature control component can be even.
Drawings
Fig. 1 is the structure schematic diagram of the bottom structure of the battery box of the embodiment of the present invention.
Fig. 2 is an enlarged view of a dotted square portion in fig. 1.
Fig. 3 is a sectional view of the battery provided on the bottom bracket, taken along the direction of fig. 1A-a.
Fig. 4 is a schematic structural view of an L-shaped bracket.
Fig. 5 is an exploded view of the overall structure of the battery pack according to the embodiment of the present invention.
Fig. 6 is an exploded schematic view of a battery press-fitting structure according to an embodiment of the present invention.
Wherein,
100 is a battery box, 200 is a temperature control assembly, 300 is a battery press-fitting structure, 401 is a connecting assembly, 402 is an insulating cover, 501 is an interface assembly, and 502 is a management connecting assembly;
1 is a bottom bracket, 102 is a channel, 103 is a second accommodating gap, 11 is a bottom plate, 111 is a front side fence, 112 is a side fence, 113 is a rear side fence, 114 is a cover connecting flange, 115 is an interface mounting hole, 12 is a battery row partition, 121 is a first accommodating gap, 13 is a liquid cooling groove, 131 is a third accommodating gap, 14 is a heating groove, 141 is a fourth accommodating gap, 15 is a bottom plate mounting hole, 151 is a buffer ring groove, 152 is a mounting hole island, 16 is a side partition, 181 is a fixed wing plate, 182 is a fixed mounting hole, 19 is a box cover, 191 is a sealing strip;
3 is a battery, 301 is a battery row, 311 is an L-shaped bracket, 3111 is a transverse frame plate, 3112 is a vertical frame plate, 3113 is a hollow hole, 319 is a battery pole; 32 is a transverse support plate, 321 is a front end transverse support plate, 322 is a rear end transverse support plate, 323 is a middle transverse support plate, 34 is an L-shaped pressing strip, and 35 is a T-shaped pressing strip.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 5 illustrates a non-module battery pack, which includes a battery case 100, a temperature control assembly 200 disposed in the battery case 100, a battery press-fitting structure 300, a connection assembly 401, an insulating cover 402, a management connection assembly 502, and an interface assembly 501 disposed on the battery case 100. The battery box 100 includes a bottom bracket 1 and a box cover 19.
The bottom bracket 1, referring to fig. 1, includes a battery case 100 including the bottom bracket 1 and a case cover 19. The bottom bracket 1 comprises a bottom plate 11 and a side rail plate connected with the bottom plate 11. The side rail plates include a front rail plate 111, two side rail plates 112 and a rear rail plate 113. The front side fence 111, the two side fences 112 and the rear side fence 113 surround the bottom plate 11 on four sides thereof on the bottom plate 11 so that the bottom bracket 1 assumes a tray-like structure. Wherein, the front side fence board 111 is higher and is provided with a plurality of interface mounting holes 115. The interface mounting holes 115 are used to position the interface assembly 501. The interface component 501 is composed of several interfaces. The two side panels 112 are respectively provided with a plurality of fixing wing plates 181. The fixing wing plate 181 is provided with a fixing mounting hole 182. The fixing mounting holes 182 are used to fix or mount the battery case 100.
The temperature control assembly 200 includes a liquid cooling pipe 51 disposed in the liquid cooling bath 13 of the base plate 11 and a heating plate 52 disposed in the heating bath 14 of the base plate 11 for adjusting the temperature of the battery in the battery box 100. The battery press-fitting structure 300, referring to fig. 6, includes a plurality of batteries 3. The battery press-fitting structure 300 is disposed on the base plate 11 and above the temperature control assembly 200. The connecting assembly 401 is disposed above the battery press-fitting structure 300, and includes a connecting row for connecting the battery 3 and a collecting plate for collecting the temperature and voltage of the battery 3, and the specific structure thereof is familiar to those skilled in the art, and the description thereof is omitted. An insulating cover 402 is provided on the connection assembly 401 for protecting and insulating the connection assembly 401. The management connection assembly 502 is disposed in front of the battery press-fitting structure 300, and includes a battery management unit, an output electrode connection assembly, and a collection connection assembly. The battery management unit, the output electrode connecting assembly and the collecting connecting assembly are familiar to those skilled in the art, and are not described in detail herein.
The box cover lid 19 is disposed on the bottom bracket 1, is fixedly connected to the bottom bracket 1, and covers the temperature control assembly 200, the battery press-fitting structure 300, the connection assembly 401, and the insulating cover 402. Specifically, four sides of the box cover 19 are fixedly connected to side rails of four sides of the bottom bracket 1. The skirt panels are provided with a cover attachment flange 114. The lid attachment flange 114 is provided with lid mounting holes, through which the lid mounting holes of the lid attachment flange 114 are connected to the tank lid 19 in a bolt-on manner. Further, a sealing strip 191 is provided on the lid attachment flange 114, whereby the battery box 100 is sealed by the sealing strip 191.
The battery press-mounting structure 300, that is, the battery press-mounting structure of the non-module battery pack of the present invention, as shown in fig. 1, includes at least two horizontal support plates 32, a plurality of batteries 3, an L-shaped pressing bar 34, a T-shaped pressing bar 35, and an L-shaped bracket 311. The batteries 3 are square batteries, are arranged on the bottom plate 11, and are arranged in a plurality of battery rows 301. The battery post 319 of the battery 3 is disposed on the top surface of the battery 3. The horizontal support plates 32 are vertically disposed on the base plate 11 and are parallel to each other. Specifically, the bottom plate 11 is provided with a plurality of bottom plate attachment holes 15, and the horizontal support plate 32 is fixed to the bottom plate 11 by bolting the bottom plate attachment holes 15. A plurality of battery rows 301 are clamped between two adjacent transverse support plates 32. The battery row 301 is arranged in a direction perpendicular to the plate surface of the lateral support plate 32.
Specifically, in the present embodiment, the lateral support plate 32 has three pieces, which are a front lateral support plate 321, a rear lateral support plate 322 and a middle lateral support plate 323. The management connection assembly 502 is disposed in front of the front end lateral support plate 321, and the front end lateral support plate 321 is provided with a clamping structure for disposing the management connection assembly 502. The front end transverse support plate 321, the middle transverse support plate 323 and the rear end transverse support plate 322 are sequentially arranged in a front-back direction, and the middle transverse support plate 323 is positioned between the front end transverse support plate 321 and the rear end transverse support plate 322. The horizontal support plate 32 is perpendicular to the plate surface direction of the horizontal support plate 32. There are 6 battery banks 301 in total. Three of the battery rows 301 are disposed between the front end cross support plate 321 and the middle cross support plate 323; three other battery rows 301 are disposed between the middle cross support plate 323 and the rear cross support plate 322. The batteries in the battery row 301 between the lateral support plates 32 are arranged back and forth, that is, the arrangement direction of the battery row 301 is perpendicular to the plate surfaces of the lateral support plates 32. Thus, those skilled in the art will appreciate that cross support plate 32 may be four, five, or more. The number of battery rows 301 provided between every two adjacent lateral support plates 32 is the same. For example, in the present embodiment, there are 3 battery rows 301 between the front end lateral support plate 321 and the middle lateral support plate 323, and similarly, there are 3 battery rows 301 between the middle lateral support plate 323 and the rear end lateral support plate 322.
The L-shaped pressing strip 34 and the T-shaped pressing strip 35 are arranged on the transverse support plates 32, are connected with the transverse support plates 32 and press the side edges of the top surface of the battery row 301. Specifically, the L-shaped pressing bar 34 presses the top side edge of the outer side of the edge cell row 301 between the lateral support plates 32. The T-shaped compression bar 35 presses against two opposite top side edges of two adjacent cell rows 301 between the lateral support plates 32. That is, there are two L-shaped pressing strips 34, and the two L-shaped pressing strips 34 are respectively located at two sides of the battery press-fitting structure 300 in the front-rear direction, and press the side edges of the top surface of the battery row 301 at the two side edges of the battery press-fitting structure 300; the T-shaped compression beads 35 are located between two adjacent cell rows 301, and simultaneously press the top side edges of the two cell rows 301 at the top side edges of the cell rows 301.
The bottom structure of the battery pack case without the module in the embodiment is a structure in which the bottom bracket 1 is connected with the battery press-fitting structure 300. In particular, each battery 3 in the battery row 301 is disposed on the bottom plate 11 and above the liquid cooling tube 51 and the heating plate 52 through the heat conducting structure glue, so that the battery 3 is more firmly adhered to the bottom plate through the heat conducting structure glue, enough heat conducting structure glue is required between the battery 3 and the bottom plate 11, and the heat conducting structure glue can more smoothly perform heat exchange between the battery 3 and the liquid cooling tube 51 and the heating plate 52.
Referring to fig. 3, the bottom structure of the battery pack without module in this embodiment includes a side partition 16 disposed at a side of a bottom plate 11, a plurality of battery row partitions 12 disposed on the bottom plate 11, an L-shaped bracket 311, and a liquid cooling tube 51 and a heating plate 52 in the temperature control assembly 200. The side partition 16 is a plate body provided inside the side gusset 112 and connected to the side gusset 112 and the bottom plate 11. The battery row separator 12 is a plate body provided on the bottom plate 11 in parallel with the side fence 112. This also means that the cell row separators 12 are parallel to the side separators 16.
In this embodiment, there are two battery row separators 12 disposed on the bottom plate 11, and each battery row separator 12 includes two battery row separators 12 located on the same front and rear axis. A gap is arranged between the two battery row separators 12 which are positioned on the same front and back axes. In the gap, a bottom plate mounting hole 15 is arranged on the bottom plate 11. The bottom plate mounting hole 15 in the gap is used for arranging a middle cross support plate 323. That is, the middle cross support plate 323 traverses the two battery row separators 12. The two battery row partitions 12 and the two lateral side partitions 16 form three grooves 102 in the base plate 11 for the latching of the battery row 301. The three channels 102 correspond to three battery rows 301 between each two adjacent transverse support plates 32, respectively. Three battery rows 301 are disposed in the three channels 102, respectively. In contrast to the aforementioned battery press-fitting structure 300, that is, the L-shaped beads 34 and the T-shaped beads 35 press-hold the battery rows 301 in the corresponding grooves 102 by pressing and holding the side edges of the top surfaces of the battery rows 301.
The three channels 102 are respectively provided with a liquid cooling tank 13 and a heating tank 14. That is, a liquid cooling tank 13 and a heating tank 14 are provided in each of the channels 102 on the base plate 11. Specifically, the liquid cooling tank 13 has a U-shaped structure, and the heating tank 14 is disposed between two U-shaped arms of the liquid cooling tank 13. The liquid cooling pipe 51 is a U-shaped pipe matched with the U-shaped structure of the liquid cooling tank 13 and is arranged in the liquid cooling tank 13. The heating plate 52 is preferably a PTC heating plate, and is disposed in the heating bath 14.
The bottom surfaces of the battery rows 301 in the slots 102 are erected on L-shaped brackets 311, and the bottom surfaces of the battery rows 301 are erected on the bottom plate 11 through the L-shaped brackets 311, so that the space between the bottom surfaces of the battery rows 301 and the bottom plate 11 is made empty by the L-shaped brackets 311, and the L-shaped brackets 311, referring to fig. 4, include a horizontal bracket plate 3111 of a long body and a vertical bracket plate 3112 of a long body. The horizontal shelf plate 3111 and the vertical shelf plate 3112 are connected in a long direction and are perpendicular to each other, thereby forming a long-bar structure having an L-shaped cross section.
Based on the above-mentioned no module battery package bottom structure, for make between battery 3 and bottom plate 11 abundant heat conduction structure glue.
First, the partitions on both sides of the channel 102 are beveled. Specifically to the most lateral channel 102, the separators on either side of the channel 102 are the side separator 16 and the battery row separator 12, respectively; the inner side of the side partition plate 16 is an inclined plane, and the two sides of the battery row partition plate 12 are inclined planes; the separator slopes on both sides of the channel 102 are formed by the inside slopes of the side separators 16 and the side slopes of the cell row separators 12. Specifically to the channel 102 between two battery row separators 12, the separator slope on both sides of the channel 102 is constructed by the slope of the sides of the battery row separators 12. The two sides of the battery row separator 12 are inclined planes, so that the transverse boundary of the battery row separator 12 is in a structure with a narrow top and a wide bottom. Referring to fig. 3, thereby providing the battery row 301 with the first receiving gap 121 on both sides when the battery row 301 is disposed in the channel 102. That is, the first accommodation gap 121 is located between the battery row 301 and the battery row separator 12 or between the battery row 301 and the side separator 16.
Next, the bottom of the battery row 301 is suspended by the L-shaped bracket 311, thereby forming a second accommodation gap 103 between the bottom plate 11 and the battery row 301.
Third, the width of the liquid-cooling pipe 51 is slightly smaller than the width of the liquid-cooling tank 13, so that the liquid-cooling pipe 51 has third receiving gaps 131 on both sides in the liquid-cooling tank 13.
Fourth, the width of the heating plate 52 is slightly smaller than that of the heating bath 14, so that the heating plate 52 has fourth receiving gaps 141 at both sides in the heating bath 14.
The first receiving gap 121, the second receiving gap 103, the third receiving gap 131 and the fourth receiving gap 141 are all used for receiving the heat-conducting structural adhesive. Specifically, the first receiving gap 121 is an overflow gap of the heat conducting structure glue.
In addition, in this embodiment, the L-shaped bracket 311 is a hollow design, that is, a hollow hole 3113 is disposed on the L-shaped bracket 311. Therefore, the hollow holes 3113 can also serve as a space for accommodating the heat conductive structural adhesive.
In addition, in the present embodiment, to prevent the heat conducting structural adhesive in the channel 102 of the bottom plate 11 from overflowing into the bottom plate mounting hole 15 on the bottom plate 11. Referring to fig. 1 and 2, a buffer ring groove 151 is provided around the bottom plate installation hole 15. The buffer ring groove 151 is used for the overflow buffer of the heat conducting structure glue to prevent the heat conducting structure glue from flowing into the bottom plate mounting hole 15. Thereby forming mounting hole islands 152 within the buffer ring grooves 151. The backplane mounting hole 15 is provided in the center of the mounting hole island 152. Further, those skilled in the art will appreciate that the mounting hole islands 152 may project upwardly above the plane of the floor 11 of the channel 102.
Claims (10)
1. A bottom structure of a battery pack without a module is characterized by comprising a plurality of battery row partition plates (12) arranged on a bottom plate (11), liquid cooling pipes (51) and a heating plate (52); the battery row partition plate (12) constructs a plurality of channels (102) for clamping the battery row (301) on the bottom plate (11); the separators on both sides of the channel (102) are inclined surfaces, so that when the battery row (301) is arranged in the channel (102), the battery row (301) has first accommodating gaps (121) on both sides; the first accommodating gap (121) is used for accommodating heat-conducting structural adhesive.
2. The bottom structure of the battery pack case without module according to claim 1, wherein the side of the bottom plate (11) is further provided with a side partition plate (16); the battery row partition plates (12) are wide at the bottom and narrow at the top, and the side partition plates (16) are inclined at the inner side surface, so that an inclined surface of the channel (102) is constructed; that is, the first accommodation gap (121) is located between the battery row (301) and the battery row separator (12) or between the battery row (301) and the side separator (16).
3. The bottom structure of the battery pack case without the module as claimed in claim 1, wherein a liquid cooling groove (13) and a heating groove (14) are provided in each channel (102) on the bottom plate (11); the liquid cooling pipe (51) and the heating plate (52) are respectively arranged in the corresponding liquid cooling groove (13) and the heating groove (14).
4. The bottom structure of the battery pack case without module according to claim 3, wherein the liquid-cooled tube (51) has third receiving gaps (131) at both sides in the liquid-cooled bath (13); the third accommodating gap (131) is used for accommodating heat-conducting structural adhesive; the heating plate (52) is provided with fourth accommodating gaps (141) at two sides in the heating groove (14); the fourth accommodating gap (141) is used for accommodating the heat-conducting structural adhesive.
5. The bottom structure of the battery pack case without module according to claim 3, further comprising a bottom plate mounting hole (15) on the bottom plate (11); the bottom plate mounting hole (15) is used for press-mounting the battery row (301); a buffer ring groove (151) is arranged around the bottom plate mounting hole (15); the buffer ring groove (151) is used for the glue overflow buffer of the heat conduction structure glue so as to prevent the heat conduction structure glue from flowing into the bottom plate mounting hole (15).
6. A battery box, characterized by comprising a bottom bracket (1) and a box cover (19); the bottom bracket (1) comprises a bottom plate (11) and a side fence plate which is connected with the bottom plate (11) and surrounds the bottom plate (11) on the bottom plate (11); the bottom plate (11) is provided with a bottom structure of the battery pack without the module as claimed in claim 1, 2, 3, 4 or 5; the box cover cap (19) is fixedly connected with the bottom bracket (1).
7. A non-module battery pack is characterized by comprising a battery box (100) and a battery press-fitting structure (400) arranged in the battery box (100); the battery box (100) comprises a bottom bracket (1) and a box cover (19); the bottom bracket (1) comprises a bottom plate (11) and a side fence plate which is connected with the bottom plate (11) and surrounds the bottom plate (11) on the bottom plate (11); the bottom plate (11) is provided with the bottom structure of the battery pack without the module as claimed in claim 1, 2, 3 or 4; the battery press-mounting structure (400) comprises at least two transverse support plates (32), a plurality of batteries (3), an L-shaped pressing strip (34) and a T-shaped pressing strip (35); the battery (3) is a square battery, and a battery pole post (319) of the square battery is arranged on the top surface of the square battery; the batteries (3) are arranged into a plurality of battery rows (301); the transverse supporting plates (32) are vertically arranged and are parallel to each other; a plurality of battery rows (301) are clamped between two adjacent transverse supporting plates (32); the arrangement direction of the battery rows (301) is vertical to the plate surface of the transverse support plate (32); the L-shaped pressing strip (34) and the T-shaped pressing strip (35) are arranged on the transverse support plate (32), press and hold the side edge of the top surface of the battery row (301), and press and hold the battery row (301) in the corresponding channel (102) respectively by pressing and holding the side edge of the top surface of the battery row (301); the bottom of the battery row (301) is bonded with the bottom plate (11) through the heat conducting structural adhesive; the box cover cap (19) covers the battery press-mounting structure and is fixedly connected with the bottom bracket (1); the bottom plate (11) is provided with a bottom plate mounting hole (15), and the transverse supporting plate (32) is fixedly connected with the bottom plate (11) through the bottom plate mounting hole (15).
8. The battery pack without the module as claimed in claim 7, wherein a buffer ring groove (151) is provided around the bottom plate mounting hole (15); the buffer ring groove (151) is used for the glue overflow buffer of the heat conduction structure glue so as to prevent the heat conduction structure glue from flowing into the bottom plate mounting hole (15).
9. The battery pack without the module as claimed in claim 7, wherein both sides of the bottom surface of the battery row (301) are disposed in the groove (102) by means of L-shaped brackets (311); the L-shaped bracket (311) enables a second accommodating gap (103) to be formed between the bottom plate (11) and the battery row (301); the second accommodating gap (103) is used for accommodating the heat-conducting structural adhesive.
10. The battery pack without the module as claimed in claim 9, wherein the L-shaped bracket (311) is provided with a hollow hole (3113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022594131.0U CN213660535U (en) | 2020-11-11 | 2020-11-11 | No module battery package bottom of a case structure, battery box and no module battery package thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022594131.0U CN213660535U (en) | 2020-11-11 | 2020-11-11 | No module battery package bottom of a case structure, battery box and no module battery package thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213660535U true CN213660535U (en) | 2021-07-09 |
Family
ID=76707721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022594131.0U Active CN213660535U (en) | 2020-11-11 | 2020-11-11 | No module battery package bottom of a case structure, battery box and no module battery package thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213660535U (en) |
-
2020
- 2020-11-11 CN CN202022594131.0U patent/CN213660535U/en active Active
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Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zhengli New Energy Battery Technology Co.,Ltd. Country or region after: China Address before: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee before: Jiangsu Zenergy Battery Technologies Co.,ltd Country or region before: China |
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