CN220710483U - Box, battery pack and power consumption device - Google Patents

Abstract

The application provides a box, battery package and power consumption device, the box includes frame and water-cooled tube, and the frame is formed with the holding tank, and water-cooled tube sets up in the holding tank at least partially. By arranging the accommodating groove on the frame, a part of the space occupied by the original frame is reserved for accommodating the water cooling pipe, and at least a part of the water cooling pipe is arranged in the accommodating groove. Thus, for the whole box body, more space for accommodating the water cooling pipe is not needed, and the size of the box body is reduced.

Description

Box, battery pack and power consumption device

Technical Field

The application relates to the technical field of lithium battery manufacturing, in particular to a box body, a battery pack and an electric device.

Background

In the battery pack, the water cooling pipe is arranged in the box body, so that the water cooling pipe occupies a larger space in the box body, and the reduction of the volume of the box body is not facilitated.

The foregoing is merely a description of the related art and is not an admission that the applicant is prior art.

In view of the foregoing, there is a need for a new case, battery pack and power consuming device that address or at least alleviate the above-mentioned drawbacks.

Disclosure of Invention

In view of the above problems, the present application provides a box, a battery pack and an electric device, which aim to solve the technical problem that a water cooling pipe occupies a large space of the box in the related art.

According to some embodiments of the present application, there is provided a box, including frame and water-cooled tube, the frame includes frame and support, the inside sunken mounting groove that is formed with of part structure of frame, the support install in the mounting groove, the support is formed with sunken holding tank, the water-cooled tube at least part set up in the holding tank.

By arranging the accommodating groove on the frame, a part of the space occupied by the original frame is reserved for accommodating the water cooling pipe, and at least a part of the water cooling pipe is arranged in the accommodating groove. Thus, for the whole box body, more space for accommodating the water cooling pipe is not needed, and the size of the box body is reduced. In addition, because the water-cooled tube is arranged in the accommodating groove, the gap between the water-cooled tube and the adjacent metal piece is arranged to be larger, and the risk that the water-cooled tube is extruded and cut in the using process can be reduced. Specifically, by arranging the recessed mounting groove on the frame body and arranging the bracket provided with the recessed accommodating groove in the mounting groove, a space can be reserved for mounting the water cooling pipe, the occupation of the volume of the box body is reduced, and the problem of insufficient space caused by arranging the water cooling pipe in the battery pack is solved; the water cooling pipe and the frame can be isolated through the support, and damage to the water cooling pipe caused by expansion or vibration of the frame body is reduced.

In some embodiments, the bracket comprises a groove body and a flanging, the groove body is arranged in the mounting groove, the groove body is provided with the accommodating groove, the flanging is arranged at the notch of the accommodating groove, the frame body is provided with a wire passing hole, and the flanging is provided with an upper avoiding opening corresponding to the wire passing hole.

Through setting up the support to including cell body and turn-ups, the cell body sets up in the mounting groove and is used for placing the water-cooled tube to need not set up extra space in the box and hold the water-cooled tube, can not additionally occupy the space of box, be favorable to the reduction of box volume. The wire passing holes are formed on the flanging, so that the possibility of interference with the wire harness of the battery pack can be reduced. Simultaneously, set up and dodge the mouth and can also provide deformation space, be favorable to taking place elastic deformation, make things convenient for the installation of support.

In some embodiments, the flange comprises an upper flange and a lower flange which are respectively arranged at two opposite sides of the notch, the upper flange is formed with the upper avoidance opening, the frame body is further formed with a step, and the lower flange is abutted with the step.

Through setting up turn-ups and turn-ups down in notch department respectively, go up turn-ups and turn-ups down respectively with the outer wall butt of framework, can make things convenient for the installation and the dismantlement of support. Meanwhile, an upper avoiding opening is formed in the upper flanging to avoid the wire harness, the lower flanging is abutted to the step of the frame, and the step can play a supporting role in installing the lower flanging.

In some embodiments, the box further comprises a connecting beam connected with the frame, the connecting beam is welded with the frame to form a first welding seam, the downward flanging is formed with a downward avoidance opening for avoiding the connecting beam, and the groove wall of the accommodating groove is formed with a notch communicated with the downward avoidance opening and used for avoiding the first welding seam.

Through dodging the mouth under setting up on turning up down, set up the breach at the cell wall of holding tank, dodge the effect to tie-beam and first welding seam formation, make things convenient for the installation of support, effectively solved the interference problem in the installation. Simultaneously with breach and dodge mouthful intercommunication down for the deformability of support obtains the reinforcing, and the part takes place to warp more easily, and when the actual width of first welding seam was greater than the size of breach like, the support was unable installation under the conventional state, at this moment, because breach and dodge mouthful intercommunication down, the space increase that can warp, the breach can warp the expansion and block on first welding seam, is difficult to by first welding seam blocking during the installation, has reduced the installation degree of difficulty.

In some embodiments, the box further includes a first connector and a second connector connected to two ends of the water cooling pipe, the frame includes a first beam, and a second beam and a third beam connected to two ends of the first beam, the first beam is formed with the mounting groove, the first connector is mounted on the first beam, and the second connector is mounted on the second beam.

Through setting up first joint and second joint, not only can play the effect of connecting water inlet end and play water end, can also realize the position adjustment of water-cooled tube for the water-cooled tube after the installation can set up in the holding tank, reduces the occupation of box space, saves box space.

In some embodiments, the first beam body and the second beam body are welded to form a second weld, and the bracket further includes a shielding portion disposed at a notch of the receiving groove, the shielding portion being configured to isolate the water-cooled tube from the second weld.

Through set up shielding part on the support for water-cooled tube and second welding seam keep apart through shielding part, can reduce the possibility of water-cooled tube and second welding seam contact, reduce the possibility of second welding seam wearing and tearing water-cooled tube, promote the stability that the box used.

In some embodiments, the bracket is snap-fit with the frame.

The bracket is connected with the frame body in a clamping manner, so that the mounting is simple and the dismounting is very convenient. No additional components are needed for connection, and the process flow is simplified.

In some embodiments, the case further includes an adhesive member, and the bracket is adhered to the frame by the adhesive member.

The bonding piece is used for bonding, so that the installation firmness can be improved. And the gluing cost is low, and no additional structure is needed in the manufacturing process of the frame body and the bracket.

In some embodiments, the scaffold is an injection molded scaffold.

Through adopting the support of moulding plastics, the cost of manufacture is low, still can be in the mounting groove through the firm joint of self deformation.

According to some embodiments of the present application, the present application provides a battery pack, including the above-mentioned box and a battery module disposed in the box. The battery module comprises a plurality of battery cells, and the battery pack comprises all embodiments of all the technical schemes of the box body, so that the battery module at least has all the beneficial effects brought by all the embodiments, and the details are not repeated here.

According to some embodiments of the present application, there is provided an electrical device including a housing, in which a mounting location is provided, the mounting location being used for mounting the battery pack. The power utilization device comprises all embodiments of all the technical schemes of the battery pack, so that the power utilization device has at least all the beneficial effects brought by all the embodiments, and the description is omitted herein.

The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the accompanying drawings. In the drawings:

FIG. 1 is a schematic illustration of a vehicle according to some embodiments of the present application;

fig. 2 is an exploded view of a battery pack according to some embodiments of the present application;

FIG. 3 is a schematic view of a partially exploded view of a case according to some embodiments of the present application;

FIG. 4 is a schematic exploded view of another view of a portion of a case according to some embodiments of the present application;

FIG. 5 is a schematic view of a portion of a frame of a case according to some embodiments of the present application;

FIG. 6 is a schematic view of a frame of a case according to some embodiments of the present application;

FIG. 7 is a schematic view of another view of a bracket of a case according to some embodiments of the present application;

FIG. 8 is a schematic view of a portion of a structure of a case according to some embodiments of the present application;

fig. 9 is a schematic view of another partially exploded structure of a case according to some embodiments of the present application.

Reference numerals in the specific embodiments are as follows:

1000. a vehicle;

100. a battery pack; 200. a controller; 300. a motor;

10. a case; 11. a cover plate; 12. a bottom;

1. a frame; 101. a frame; 1011. a wire through hole; 1012. a step; 102. a bracket; 1021. a tank body; 1022. up-flanging; 1023. a lower flanging is carried out; 1024. a shielding part; 1025. a notch; 1026. an upper dodging port; 1027. a lower avoidance port; 1028. a notch; 1029. a receiving groove; 103. a mounting groove; 104. a first beam body; 105. a second beam body; 106. a third beam body; 2. a water-cooled tube; 3. a connecting beam; 4. a first weld; 5. a first joint; 6. a second joint; 7. an adhesive member;

20. and a battery module.

Detailed Description

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present application, the term "plurality" refers to two or more (including two), and similarly, "plural sets" refers to two or more (including two), and "plural sheets" refers to two or more (including two).

In the description of the embodiments of the present application, the orientation or positional relationship indicated by the technical terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the embodiments of the present application and for simplifying the description, rather than indicating or implying that the apparatus or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the embodiments of the present application.

In the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; or may be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

Currently, the application of power batteries is more widespread from the development of market situation. The power battery is not only applied to energy storage power supply systems such as hydraulic power, firepower, wind power and solar power stations, but also widely applied to electric vehicles such as electric bicycles, electric motorcycles, electric automobiles, and the like, and a plurality of fields such as military equipment, aerospace, and the like. With the continuous expansion of the application field of the power battery, the market demand of the power battery is also continuously expanding.

In the manufacture of the battery pack, a water cooling pipe is required to be arranged in the box body, and cold water is introduced into the water cooling pipe to cool the battery pack. Therefore, a space is reserved for the water cooling pipe in the box body, so that the box body has a larger volume. In addition, in order to reduce the volume of the box body, the gap between the water cooling pipe and the adjacent metal piece is smaller, and the water cooling pipe is in the risk of being extruded and cut under the working conditions of vibration impact and the like in the use process.

The box body disclosed by the embodiment of the application can be used for an electric device using a battery pack as a power supply or various energy storage systems using the battery pack as an energy storage element. The power device may be, but is not limited to, a cell phone, tablet, notebook computer, electric toy, electric tool, battery car, electric car, ship, spacecraft, etc. Among them, the electric toy may include fixed or mobile electric toys, such as game machines, electric car toys, electric ship toys, electric plane toys, and the like, and the spacecraft may include planes, rockets, space planes, and spacecraft, and the like.

For convenience of description, the following embodiment will take an electric device according to an embodiment of the present application as an example of the vehicle 1000.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a vehicle 1000 according to some embodiments of the present application. The vehicle 1000 may be a fuel oil vehicle, a gas vehicle or a new energy vehicle, and the new energy vehicle may be a pure electric vehicle, a hybrid vehicle or a range-extended vehicle. The battery pack 100 is provided in the interior of the vehicle 1000, and the battery pack 100 may be provided at the bottom or the head or the tail of the vehicle 1000. The battery pack 100 may be used for power supply of the vehicle 1000, for example, the battery pack 100 may serve as an operating power source of the vehicle 1000. The vehicle 1000 may also include a controller 200 and a motor 300, the controller 200 being configured to control the battery pack 100 to power the motor 300, for example, for operating power requirements during start-up, navigation, and travel of the vehicle 1000.

In some embodiments of the present application, the battery pack 100 may not only serve as an operating power source for the vehicle 1000, but also as a driving power source for the vehicle 1000, instead of or in part instead of fuel oil or natural gas, to provide driving power for the vehicle 1000.

Referring to fig. 2, the battery pack 100 includes a case 10 and a battery module 20, and the battery module 20 is received in the case 10. The case 10 is used for providing an accommodating space for the battery module 20, and the case 10 may have various structures. In some embodiments, the case 10 may include a bottom 12 and a cover 11, the bottom 12 and the cover 11 being covered with each other, the bottom 12 and the cover 11 together defining a receiving space for receiving the battery module 20. The cover plate 11 may have a hollow structure with an opening at one end, the bottom 12 may have a plate-like structure, and the bottom 12 covers the opening side of the cover plate 11, so that the bottom 12 and the cover plate 11 together define an accommodating space; the bottom 12 and the cover 11 may be hollow structures with one side open, and the open side of the bottom 12 is closed to the open side of the cover 11. Of course, the case 10 formed by the bottom 12 and the cover 11 may be of various shapes, such as a cylinder, a rectangular parallelepiped, etc.

In the battery pack 100, the battery module 20 includes a plurality of battery cells 15, and the battery cells 15 may be connected in series or parallel or in parallel, and the series-parallel refers to that the battery cells 15 are connected in series or parallel. The multiple electric cores 15 can be directly connected in series or in parallel or in series-parallel, and then the whole formed by the multiple electric cores 15 is accommodated in the box 10; of course, the battery pack 100 may also be a battery module form formed by connecting a plurality of battery cells 15 in series or parallel or series-parallel connection, and then connecting a plurality of battery modules in series or parallel or series-parallel connection to form a whole and be accommodated in the case 10. The battery pack 100 may also include other structures, for example, the battery pack 100 may also include a bus bar member for making electrical connection between the plurality of battery cells 15.

Wherein each cell 15 may be a secondary battery or a primary battery; but not limited to, lithium sulfur batteries, sodium ion batteries, or magnesium ion batteries. The battery cell 15 may be in the shape of a cylinder, a flat body, a rectangular parallelepiped, or other shapes.

Referring to fig. 3 and 4, according to some embodiments of the present application, there is provided a case 10 including a frame 1 and a water-cooled tube 2, the frame 1 being formed with a receiving groove 1029, the water-cooled tube 2 being at least partially disposed within the receiving groove 1029.

The frame 1 is a frame structure of the box 10, specifically, the box 10 includes a bottom 12 and a cover plate 11 covering the bottom 12, and the frame 1 serves as a main body structure of the bottom 12 to play a role of supporting and connecting. The frame structure is formed by splicing a plurality of beams, and the square frame 1 can be formed by mutually splicing a plurality of beam bodies according to the shape of the battery pack 100. The battery module 20 can be installed to the box 10 in, and the battery module 20 in-process of using can generate heat, in order to take away the heat that battery module 20 produced in time, for battery module 20 cooling, can set up water-cooled tube 2 in box 10, lets in water or other coolant liquid or cooling gas in the water-cooled tube 2, takes away battery module 20's heat through the form of heat exchange, reduces because the thermal runaway risk that the temperature produced excessively. The water-cooled tube 2 is arranged in the box 10 and outside the frame 1, so that the water-cooled tube 2 occupies a larger space in the box 10, which is not beneficial to the reduction of the volume of the box 10. And limited by the volume of the box 10, the gap between the water-cooled tube 2 and the adjacent metal piece is smaller, and the risk of the water-cooled tube 2 being extruded and cut under the working conditions of vibration impact and the like in the use process exists. The accommodating groove 1029 in this embodiment is formed on the frame 1, so that a part of the space occupied by the frame 1 of the body is reserved for placing the water cooling pipe 2. The beam body of the frame 1 is generally made of hollow section bar, and the accommodating groove 1029 is also relatively easy to open. The water-cooling pipe 2 is at least partially disposed in the accommodation groove 1029, and only a part of the water-cooling pipe 2 may be disposed in the accommodation groove 1029, or may be disposed entirely in the accommodation groove 1029. Because of the limited internal space layout of the cabinet 10 and the structure of the water-cooling tube 2 such as the connection joint, the water-cooling tube 2 may not be completely disposed in the receiving groove 1029.

By providing the accommodating groove 1029 on the frame 1, a part of the space occupied by the frame 1 is reserved for accommodating the water cooling pipe 2, and the water cooling pipe 2 is at least partially arranged in the accommodating groove 1029. Thus, for the whole box 10, more space is not needed to accommodate the water cooling pipe 2, which is beneficial to reducing the volume of the box 10. In addition, because the water-cooled tube 2 is arranged in the accommodating groove 1029, the gap between the water-cooled tube 2 and the adjacent metal piece is arranged to be larger, and the risk that the water-cooled tube 2 is crushed and cut in the use process can be reduced.

In some embodiments, the receiving groove 1029 is a recess formed by recessing a portion of the structure of the bezel 1 inward.

The frame 1 forms the external frame structure of box 10, and the part structure of frame 1 inwards sunken forms a concave type's recess, and the space that reduces self occupation is for setting up of water-cooling tube 2 like this frame 1 forms a holding tank 1029, and the shape of recess can be set for according to the shape of water-cooling tube 2, and water-cooling tube 2 is generally circular long tube, and the shape of recess also can set up to rectangular shape, makes things convenient for water-cooling tube 2 to put into. In the actual manufacturing process, the receiving groove 1029 may be formed by cutting the beam body of the frame 1 or by integrally forming the beam body during the manufacturing process.

Through set up the recess on the partial structure of frame 1, frame 1 provides a holding tank 1029 for water-cooled tube 2 through reducing the space that self structure occupy, can reduce the whole volume of box 10 to set up water-cooled tube 2 in holding tank 1029, can play the guard action to water-cooled tube 2, can also set up great with the clearance setting of water-cooled tube 2 and adjacent metalwork, reduce the risk that water-cooled tube 2 was cut by the extrusion in-process of using.

Referring to fig. 4, in some embodiments, the bezel 1 includes a frame body 101 and a bracket 102, a part of the structure of the frame body 101 is concavely formed with a mounting groove 103, the bracket 102 is mounted in the mounting groove 103, and the bracket 102 is formed with a receiving groove 1029.

The foregoing embodiment is to directly form the receiving groove 1029 for placing the water cooling pipe 2 on the rim 1, and the water cooling pipe 2 is in direct contact with the rim 1. The frame 1 of this embodiment includes a frame 101 and a bracket 102, in which a concave mounting groove 103 is formed in the frame 101, the mounting groove 103 is used for providing space for mounting the bracket 102, the bracket 102 is formed with a concave receiving groove 1029, and the water cooling pipe 2 is disposed in the receiving groove 1029 of the bracket 102. That is, the water cooling pipe 2 is not directly contacted with the rim 1 but is installed through the bracket 102. Because the frame 101 may squeeze the water-cooled tube 2 due to vibration expansion during the use of the battery pack 100, the frame 102 isolates the water-cooled tube 2 from the frame 1, so that damage to the water-cooled tube 2 due to expansion or vibration of the frame 101 can be reduced.

By arranging the recessed mounting groove 103 on the frame body 101 and arranging the bracket 102 provided with the recessed accommodating groove 1029 in the mounting groove 103, a space can be reserved for mounting the water-cooling pipe 2, the occupation of the volume of the box body 10 is reduced, and the problem of insufficient space caused by arrangement of the water-cooling pipe 2 in the battery pack 100 is solved; the water-cooled tube 2 can be isolated from the frame 1 by the bracket 102, and damage to the water-cooled tube 2 due to expansion or vibration of the frame 101 can be reduced.

Referring to fig. 5 to 8, in some embodiments, the bracket 102 includes a slot 1021 and a flange, the slot 1021 is disposed in the mounting slot 103, the slot 1021 is formed with a receiving slot 1029, the flange is disposed at a notch 1025 of the receiving slot 1029, a wire passing hole 1011 is disposed on the frame 101, and an upper avoiding hole 1026 is formed at a position of the flange corresponding to the wire passing hole 1011.

The tank 1021 is a basin-shaped structure with a receiving groove 1029, the tank 1021 is installed in the installation groove 103 of the frame 101, a notch 1025 of the tank 1021 is arranged towards the water-cooled tube 2, and a flanging is an outer edge formed by extending outwards from the notch 1025 of the receiving groove 1029, and can be of a plate-shaped structure. The wire through hole 1011 is used for passing the wire harness of the battery pack 100 and is connected with external electric equipment or control equipment. The flange is used for being matched with the outer wall of the frame body 101, and in order to avoid interference, an upper avoiding opening 1026 can be formed in the flange for the wire harness to pass through. The upper dodging port 1026 may have various structural forms, such as a circular hole, a square hole or an oval hole, and may also have a square notch or a semicircular notch. As for the positions and the number of the upper escape openings 1026, it is possible to determine according to the number and the positions of the via holes 1011.

By arranging the bracket 102 to comprise the groove body 1021 and the flanging, the groove body 1021 is arranged in the mounting groove 103 and is used for placing the water-cooled tube 2, and no additional space is needed to be arranged in the box body 10 for accommodating the water-cooled tube 2, so that the space of the box body 10 is not occupied additionally, and the reduction of the volume of the box body 10 is facilitated. The flange is formed with the wire passing hole 1011, which can reduce the possibility of interference with the wire harness of the battery pack 100. Simultaneously, set up and dodge mouthful 1026 still can provide deformation space, be favorable to taking place elastic deformation, make things convenient for the installation of support 102.

Referring to fig. 5-8, in some embodiments, the flange includes an upper flange 1022 and a lower flange 1023 disposed on opposite sides of the notch 1025, the upper flange 1022 is formed with an upper escape hole 1026, the frame 101 is further formed with a step 1012, and the lower flange 1023 abuts against the step 1012.

The step 1012 is located at the bottom 12 of the frame 101, and is configured to protrude from the frame 101, and is configured to abut against the bottom surface of the downward flange 1023, thereby providing a certain supporting effect for the bracket 102. It should be noted that, the supporting action of the step 1012 may assist in supporting, and the bracket 102 may be fixed in the mounting groove 103 through other connection relationships, for example, may be in an interference fit, a clamping fit, or an adhesive.

Through setting up turn-ups 1022 and turn-down rims 1023 respectively in notch 1025 department, go up turn-ups 1022 and turn-down rims 1023 respectively with the outer wall butt of framework 101, can make things convenient for the installation and the dismantlement of support 102. Meanwhile, an upper avoidance port 1026 is formed in the upper flange 1022 to avoid the wire harness, the lower flange 1023 is abutted with the step 1012 of the frame 1, and the step 1012 can play a supporting role on the lower flange 1023.

Referring to fig. 6-8, in some embodiments, the first beam 104 and the second beam 105 are welded to form a second weld, and the bracket 102 further includes a shielding portion 1024 disposed at a notch 1025 of the receiving groove 1029, where the shielding portion 1024 is used to isolate the water-cooled tube 2 from the second weld.

Here, the first beam 104 and the second beam 105 may be made of aluminum profiles, and the joints of the two may be connected by welding, and a second weld may be formed at the welded joint. When the second weld is located closer to or in abutment with the water-cooled tube 2, the second weld may cause wear to the water-cooled tube 2 during use due to vibration or expansion. Thus, a shielding portion 1024 is disposed at the notch 1025 of the bracket 102, and the shielding portion 1024 may be a plate-shaped body with the notch 1025 extending outwards, and when the water-cooled tube 2 is disposed in the receiving groove 1029, the shielding portion 1024 may physically isolate the water-cooled tube 2 from the second weld. Specifically, the upper and lower flanges 1022 and 1023 are located at the top and bottom 12 of the tank bottom, respectively, and the shielding portion 1024 may be located at a side of the tank 1021.

Through set up shielding part 1024 on support 102 for water-cooled tube 2 and second welding seam keep apart through shielding part 1024, can reduce the possibility that water-cooled tube 2 contacted with the second welding seam, reduce the possibility that second welding seam wearing and tearing water-cooled tube 2, promote the stability that box 10 used.

Referring to fig. 6-8, in some embodiments, the case 10 further includes a connection beam 3 connected to the frame 101, the connection beam 3 is welded to the frame 101 to form a first weld 4, the lower flange 1023 is formed with a lower avoidance opening 1027 for avoiding the connection beam 3, and a slot wall of the accommodating slot 1029 is formed with a notch 1028 communicating with the lower avoidance opening 1027 and for avoiding the first weld 4.

The connecting beam 3, also called trabecula, forms together with the frame 101 the integral frame of the bottom 12 of the box 10, which can perform the supporting and connecting functions, and is typically also connected to the frame 101 by welding, where the first weld 4 is formed. Meanwhile, since the connecting beam 3 is to be welded on the frame 101, a lower avoidance port 1027 needs to be arranged at a welding position of the lower flange 1023 corresponding to the connecting beam 3, and the structural form of the lower avoidance port 1027 can be various, such as a circular hole, a square hole or an oval hole, or a square notch or a semicircular notch, specifically designed according to the shape and the position of the connecting beam 3. The first weld 4 may be formed on the side wall of the mounting groove 103 when the connecting beam 3 is welded to the frame body 101, and the first weld 4 is generally a protruding seam, so that the notch 1028 is required to be disposed at the position of the groove wall of the receiving groove 1029 of the bracket 102 corresponding to the first weld 4, and the first weld 4 extends out of the notch 1028.

Through dodging mouthful 1027 down setting up on turn-ups 1023 down, set up breach 1028 at holding tank 1029's cell wall, dodge effect to connecting beam 3 and first welding seam 4 formation, make things convenient for the installation of support 102, effectively solved the interference problem in the installation. Simultaneously dodge mouthful 1027 intercommunication with breach 1028 and down for the deformability of support 102 obtains reinforcing, and the part takes place to warp more easily, when the actual width of first welding seam 4 is greater than the size of breach 1028, and support 102 is unable installation under the conventional state, at this moment, because breach 1028 dodges mouthful 1027 intercommunication under with, the space that can warp increases, breach 1028 can warp the expansion and block on first welding seam 4, is difficult to by first welding seam 4 card during the installation, has reduced the installation degree of difficulty.

Referring to fig. 8, in some embodiments, the tank 10 further includes a first connector 5 and a second connector 6 connected to two ends of the water cooling pipe 2, the frame 1 includes a first beam 104, a second beam 105 and a third beam 106 connected to two ends of the first beam 104, the first beam 104 has a mounting groove 103 formed thereon, the first connector 5 is mounted on the first beam 104, and the second connector 6 is mounted on the second beam 105.

The first joint 5 and the second joint 6 may be adapter joints, the water-cooled tube 2 is connected with an external water-cooling system through the first joint 5 and the second joint 6, specifically, a first via hole may be arranged on the first beam 104, the first joint 5 is connected with the water inlet end through the first via hole, a second via hole is arranged on the second beam 105, and the second joint 6 is connected with the water outlet end through the second via hole; the first connector 5 is connected with the water outlet end through a first via hole, and the second connector 6 is connected with the water inlet end through a second via hole; a flange plate can also be arranged to play a role in connection. In actual production, the frame is formed by the concatenation of roof beam body, exists certain installation angle between the roof beam body. As in the present embodiment, there is an installation angle between the first beam 104 and the second beam 105 and the third beam 106, the installation groove 103 is disposed in the first beam 104, the first via hole and the second via hole are disposed in the second beam 105 and the third beam 106, and the first joint 5 and the second joint 6 are disposed to play a role in turning, so that the water cooling pipe 2 installed between the first joint 5 and the second joint 6 can extend into the accommodating groove 1029 through reasonable design connection.

Through setting up first joint 5 and second joint 6, not only can play the effect of connecting water inlet end and play water outlet end, can also realize the position adjustment of water-cooled tube 2 for water-cooled tube 2 after the installation can set up in holding tank 1029, reduces the occupation in box 10 space, saves box 10 space.

In some embodiments, the bracket 102 is snapped with the frame 101.

The clamping form can be various, for example, a buckle is arranged on the bracket 102, and a bayonet is arranged on the frame 101; or a bayonet is arranged on the bracket 102, a buckle is arranged on the frame body 101, and the bayonet can also be in a form of matching a groove and a protrusion, and can also be realized through interference fit between the bracket 102 and the frame body 101. The frame 101 is generally made of an aluminum profile, the bracket 102 can be made of an elastic material, the bracket 102 is deformed and clamped into the mounting groove 103 of the frame 101 in the mounting process, and the bracket 102 is tightly abutted against the frame 101 under the action of elastic restoring force after the mounting is completed, so that the bracket 102 is firmly mounted on the bracket 102.

The bracket 102 is connected with the frame body 101 in a clamping manner, so that the installation is simple and the disassembly is very convenient. No additional components are needed for connection, and the process flow is simplified.

Referring to fig. 9, in some embodiments, the case 10 further includes an adhesive 7, and the bracket 102 is adhered to the frame 101 by the adhesive 7.

The adhesive member 7 may be an adhesive glue, which may be a solid glue or a liquid glue, and the liquid glue may be a liquid glue that is curable in air. Of course, double sided adhesive tape or foam may be used. The adhesive 7 may be provided on the groove 1021 of the bracket 102 or on the flange of the bracket 102.

The adhesion is performed by the adhesive 7, so that the mounting firmness can be improved. And the gluing cost is low, and no additional structure is needed in the manufacturing process of the frame body 101 and the bracket 102.

In some embodiments, the bracket 102 is an injection molded bracket.

The bracket 102 may be made of plastic and integrally formed by injection molding. The plastic part has low manufacturing cost and certain elasticity, and can be clamped into the mounting groove 103 by certain deformation during mounting.

By adopting the injection molding support, the manufacturing cost is low, and the injection molding support can be firmly clamped in the mounting groove 103 through self deformation.

According to some embodiments of the present application, there is provided a box 10, including a frame 1 and a water-cooled tube 2, the frame 1 includes a frame 101 and a bracket 102, a part of the structure of the frame 101 is concavely formed with a mounting groove 103, the bracket 102 is mounted in the mounting groove 103, the bracket 102 is formed with a containing groove 1029, and the water-cooled tube 2 is at least partially disposed in the containing groove 1029. The bracket 102 comprises a groove body 1021, an upper flanging 1022 and a lower flanging 1023 which are respectively arranged on two opposite sides of the notch 1025, the groove body 1021 is arranged in the mounting groove 103, the upper flanging 1022 is provided with an upper avoidance port 1026 for avoiding a wire harness, the frame 101 is also provided with a step 1012, and the lower flanging 1023 is abutted with the step 1012. The lower flange 1023 is formed with a lower avoidance port 1027 for avoiding the connecting beam 3, and the groove wall of the accommodating groove 1029 is formed with a notch 1028 communicated with the lower avoidance port 1027 and used for avoiding the first welding seam 4. The shielding part 1024 is further arranged on the support 102, so that the water cooling pipe 2 and the second welding line are isolated through the shielding part 1024, the possibility that the water cooling pipe 2 contacts with the second welding line can be reduced, the possibility that the second welding line wears the water cooling pipe 2 is reduced, and the use stability of the box 10 is improved. The box 10 further comprises a first connector 5 and a second connector 6 which are respectively connected with two ends of the water cooling pipe 2, the frame 1 comprises a first beam 104, a second beam 105 and a third beam 106 which are respectively connected with two ends of the first beam 104, a mounting groove 103 is formed in the first beam 104, the first connector 5 is mounted on the first beam 104, and the second connector 6 is mounted on the second beam 105. The bracket 102 is an injection molding bracket, and the bracket 102 is clamped with the frame body 101 or is adhered by the adhesive 7.

According to some embodiments of the present application, a battery pack 100 is provided, where the battery pack 100 includes the case 10 and the battery module 20 disposed in the case 10. The battery module 20 includes a plurality of battery cells, and since the battery pack 100 includes all embodiments of all the above-mentioned embodiments of the case 10, at least all the beneficial effects of all the above-mentioned embodiments are not described herein.

According to some embodiments of the present application, there is provided an electric device including a housing, in which a mounting position is provided, the mounting position being used for mounting the battery pack 100. Since the power utilization device includes all embodiments of all the technical solutions of the battery pack 100, at least all the beneficial effects of all the embodiments are provided, and will not be described in detail herein.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the embodiments, and are intended to be included within the scope of the claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (11)

1. The utility model provides a box, its characterized in that includes frame and water-cooled tube, the frame includes framework and support, the inside sunken mounting groove that is formed with of partial structure of framework, the support install in the mounting groove, the support is formed with sunken holding tank, water-cooled tube at least part set up in the holding tank.

2. The box body according to claim 1, wherein the bracket comprises a groove body and a flanging, the groove body is arranged in the mounting groove, the groove body is provided with the accommodating groove, the flanging is arranged at a notch of the accommodating groove, a wire passing hole is formed in the frame body, and an upper avoiding opening is formed in the position, corresponding to the wire passing hole, of the flanging.

3. The case according to claim 2, wherein the flange includes an upper flange and a lower flange provided on opposite sides of the notch, the upper flange being formed with the upper escape opening, the frame further being formed with a step, and the lower flange being abutted against the step.

4. The case according to claim 3, further comprising a connection beam connected to the frame, wherein a first weld is formed by welding the connection beam and the frame, a lower avoidance opening for avoiding the connection beam is formed in the lower flange, and a notch communicated with the lower avoidance opening and used for avoiding the first weld is formed in a groove wall of the accommodating groove.

5. The tank of any one of claims 1-4, further comprising a first joint and a second joint connected to two ends of the water-cooled tube, wherein the frame comprises a first beam, a second beam and a third beam connected to two ends of the first beam, the first beam is formed with the mounting groove, the first joint is mounted on the first beam, and the second joint is mounted on the second beam.

6. The cabinet of claim 5, wherein the first and second beams are welded to form a second weld, and the bracket further comprises a shielding portion disposed at a notch of the receiving groove, the shielding portion being configured to isolate the water-cooled tube from the second weld.

7. The case according to any one of claims 1 to 4, wherein the bracket is engaged with the frame.

8. The case according to any one of claims 1 to 4, further comprising an adhesive member, wherein the bracket is adhered to the frame body by the adhesive member.

9. The cabinet according to any one of claims 1-4, wherein the bracket is an injection molded bracket.

10. A battery pack, characterized in that the battery pack comprises the case according to any one of claims 1 to 9 and a battery module provided in the case.

11. An electrical device comprising the battery pack of claim 10.