CN218939882U - Protective structure for new energy automobile battery pack - Google Patents

Abstract

The utility model relates to the technical field of auto parts, and discloses a protective structure for a battery pack of a new energy vehicle. There is a first chute, the first slider is inserted into the first chute, a damper is installed on the outside of the protective box, the outer side of the damper is covered with a spring, the inner side of the protective box is slidingly provided with a partition, and the side of the protective box is provided with a positioning Bolts and positioning bolts are screwed to the partition; the damper and spring facilitate the buffering of the protective box, the first slider and the first chute make the protective box move smoothly in the casing, the partition facilitates the isolation of the battery pack, and the positioning bolt It is convenient to fix the separator, and solve the problem that the battery pack is installed in the protective structure in the prior art as much as possible, but the existing protective structure lacks a buffer mechanism, and the battery pack is easily damaged when the car bumps and impacts.

Description

A protective structure for a new energy vehicle battery pack

technical field

The utility model relates to the technical field of auto parts, in particular to a protective structure for a battery pack of a new energy vehicle.

Background technique

The biggest difference between new energy vehicles and ordinary fuel vehicles lies in the source of power. Ordinary fuel vehicles rely on the internal combustion engine of the vehicle, which is mechanically operated, while new energy vehicles rely on the electric motor of the vehicle, which is operated by electric energy. The battery covers positive and negative electrodes and diaphragms, and Electrolyte, top cover and case.

The interior of the battery pack is composed of many small battery cells connected in series and parallel. The battery is connected in series to increase the voltage, and the battery is connected in parallel to increase the capacity. The battery cell refers to a single independent lithium battery. Combined together, it becomes a module, and then multiple modules are combined to form a battery pack.

Considering the battery safety of new energy vehicles, the current battery pack is not directly installed inside the new energy vehicle, but the battery pack is protected by a protective device, and then installed inside the car to avoid bumps or collisions when the car is driving. Cause damage to the battery pack. At present, the battery pack protective structure of the prior art usually fixes the battery pack in the protective structure, and then installs the protective structure with the battery pack in the car, but the existing protective structure lacks The buffer mechanism is easy to cause damage to the battery pack when the car is bumped and impacted; therefore, it does not meet the existing needs. For this, we propose a protective structure for the battery pack of new energy vehicles.

Utility model content

The utility model provides a protective structure for a battery pack of a new energy vehicle, which has beneficial effects and solves the problem of the battery pack protective structure in the prior art mentioned in the above-mentioned background technology. Usually, the battery pack is fixedly installed in the protective structure , and then install the protective structure with the battery pack in the car, but the existing protective structure lacks a buffer mechanism, and when the car bumps and impacts, it is easy to cause damage to the battery pack.

The utility model provides the following technical solutions: a protective structure for a battery pack of a new energy vehicle, including a casing, a protective box is slidably arranged on the inner side of the casing, a first slider is installed on the outer side of the protective box, and a first slider is installed on the outer side of the casing. The inner side is provided with a first chute, the first slider is inserted into the first chute, the outer side of the protective box is equipped with a damper, the other end of the damper is connected with the outer shell, and the damper The outside of the protective box is covered with a spring, the inner side of the protective box is slidingly provided with a partition, and the side of the protective box is provided with a positioning screw hole, and a positioning bolt is screwed in the positioning screw hole, and the positioning bolt is connected to the partition. Board screw connection.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, a cooling frame is connected to the side of the housing.

As an optional protection structure for a battery pack of a new energy vehicle described in the present invention, wherein: the bottom of the housing is provided with mounting bolts, and the number of the mounting bolts is set to several.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, a cooling plate is connected to the outer side of the protection box.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, a box cover is provided on the outside of the protective box, fixing bolts are installed on the side of the box cover, and the number of the fixing bolts is Several fixing bolts are provided, the fixing bolts pass through the box cover, and the fixing bolts are screwed to the side of the protective box.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, wherein: the number of the partitions is set to several, and the sides of the partitions are all equipped with second sliders, so The inner side of the protection box is provided with a second sliding slot, and the second sliding block is inserted into the second sliding slot.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, wherein: the second chute is set in a "T" shape, the positioning bolt passes through the protection box, and the positioning Bolts are screwed to the side of the second slider.

As an optional protection structure for a new energy vehicle battery pack described in the present invention, wherein: the number of the positioning bolts is the same as the number of the partitions, and the number of the positioning screw holes is set to several, The number of the positioning screw holes is greater than the number of the positioning bolts.

The utility model has the following beneficial effects:

1. The protective structure for the new energy vehicle battery pack, through the setting of the shell and the protective box, double-layer protection for the battery pack, through the setting of the damper and the spring, it is convenient to make the protective box buffer installed on the inside of the shell, through the first slide The setting of the block and the first chute makes the movement of the protective box more stable in the shell. Through the setting of the partition, it is convenient to place the battery pack in isolation. Through the setting of the positioning bolt, it is convenient to fix the partition and solve the problem as much as possible. In the prior art battery pack protection structure, the battery pack is usually fixedly installed in the protection structure, and then the protection structure with the battery pack installed is installed in the car, but the existing protection structure lacks a buffer mechanism, and the car bumps and impacts , it is easy to cause damage to the battery pack.

2. The protective structure for the battery pack of new energy vehicles, through the setting of the cooling frame and the cooling plate, the heat generated by the battery pack can be easily dissipated, and the setting of the box cover is convenient to cover the protective box to avoid the battery in the protective box The battery pack is dropped, and the heat generated by the battery pack can also be dissipated through the case cover, so as to solve the problem that the battery pack is difficult to dissipate heat when it is installed inside the protective box.

3. The protective structure for the new energy vehicle battery pack, through the setting of the second slider and the second chute, makes it easy for the partition to move in the protective box, and the number of partitions in the protective box is convenient to increase or decrease through the second chute , making it easy to adjust the position and number of partitions.

Description of drawings

Fig. 1 is a three-dimensional structure schematic diagram of the present utility model.

Fig. 2 is a schematic diagram of a cut-away structure of the utility model.

Fig. 3 is a structural schematic diagram of the separator of the present invention.

Fig. 4 is a schematic structural diagram of the protective box of the present invention.

In the figure: 110, shell; 111, cooling frame; 112, mounting bolts; 120, protective box; 130, first slider; 131, first chute; 132, cooling plate; 140, damper; 150, spring; 151, case cover; 152, fixing bolt; 160, dividing plate; 161, the second slide block; 162, the second chute; 170, positioning screw hole; 180, positioning bolt.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Example 1

This embodiment is intended to promote the solution to the battery pack protective structure in the prior art, usually the battery pack is fixedly installed in the protective structure, and then the protective structure with the battery pack installed is installed in the car, but the existing protective structure lacks buffer Mechanism, when the car bumps and impacts, it is easy to cause damage to the battery pack, please refer to Figure 1, Figure 2, Figure 3 and Figure 4, a protective structure for a new energy vehicle battery pack, including a casing 110, and the casing 110 is set The box type developed for the upper end, the bottom of the shell 110 is equipped with mounting bolts 112, the number of mounting bolts 112 is set to four, and the four mounting bolts 112 are respectively installed at the four corners of the bottom of the shell 110, and the inner side of the shell 110 is slidingly provided with a protective box 120.

A first sliding block 130 is respectively installed on the left and right sides of the protective box 120, and a first chute 131 is respectively arranged on the left and right inside of the casing 110, and the two first sliding blocks 130 are respectively inserted into the corresponding first chute 131, To facilitate the first slider 130 to slide up and down in the first chute 131, a damper 140 is installed on the bottom side of the protective box 120. The damper 140 makes the amplitude of the protective box 120 vibrate up and down stably reduced, and the process of continuous attenuation of the amplitude is the damping energy consumption. During the dispersion process, the number of dampers 140 is set to several, and they are evenly distributed on the bottom of the protective box 120 , and the other end of the dampers 140 is connected to the inner bottom of the outer shell 110 .

The outside of the damper 140 is sheathed with a spring 150, the spring 150 is set as a compression rebound type, the spring 150 will shrink immediately when it is impacted by an external force, and then immediately return to its original shape, but because the elastic force of the spring 150 is rapidly stretchable and difficult to When stabilized, it needs to be used with the damper 140 to achieve the effect of buffering and shock absorption. The damper 140 has a piston inside, and each area inside the damper 140 is used to circulate gas or liquid. When the piston moves up and down, the gas Or the liquid can only flow from the opened small valve to the upper and lower areas, thereby forming movement resistance, making the rapid elastic force of the spring 150 slow down, and realizing the effect of shock absorption and buffering. A positioning screw hole 170 is provided on the side of the 120 , and a positioning bolt 180 is screwed into the positioning screw hole 170 , and the positioning bolt 180 is screwed to the partition plate 160 .

In this embodiment: through the setting of the outer shell 110 and the protective box 120, the battery pack is protected in double layers, through the setting of the damper 140 and the spring 150, it is convenient to make the protective box 120 buffer installed inside the outer shell, through the first slider 130 The setting of the first chute 131 makes the protective box 120 move more smoothly in the casing 110. The setting of the partition plate 160 facilitates the isolation and placement of the battery pack. The setting of the positioning bolt 180 facilitates the separation of the partition plate 160. Fixing, as far as possible to solve the battery pack protective structure in the prior art, usually the battery pack is fixedly installed in the protective structure, and then the protective structure with the battery pack installed is installed in the car, but the existing protective structure lacks a buffer mechanism, When the car bumps and impacts, it is easy to cause damage to the battery pack.

Example 2

This embodiment is intended to facilitate the solution of the problem of difficulty in heat dissipation when the battery pack is installed inside the protective box 120. This embodiment is an improvement made on the basis of Embodiment 1. For details, please refer to Figures 1 and 2, the shell The bottom of 110 is connected with cooling frame 111, the bottom of protective box 120 is connected with cooling plate 132, and the upper end of protective box 120 is provided with box cover 151, and cooling frame 111, cooling plate 132 and box cover 151 are all arranged as mesh plate, convenient Air circulation and heat distribution, the upper end of the box cover 151 is equipped with fixing bolts 152, the number of fixing bolts 152 is set to four, respectively installed in the four corners of the box cover 151, the fixing bolts 152 pass through the box cover 151, and the fixing bolts 152 are screwed on The upper end of the protective box 120 is convenient for fixing the case cover 151 on the mouth of the protective box 120 .

In this embodiment: through the setting of the heat dissipation frame 111 and the heat dissipation plate 132, the heat generated by the battery pack is easy to dissipate, and through the setting of the case cover 151, it is convenient to cover the protective box 120 to prevent the battery pack in the protective box 120 from falling. and the heat generated by the battery pack can also be dissipated through the case cover 151, so as to solve the problem that the battery pack is difficult to dissipate heat when it is installed inside the protective case 120 as much as possible.

Example 3

This embodiment is intended to promote the solution to the problem that the partition 160 is inconvenient to adjust the position and quantity. This embodiment is an improvement made on the basis of Embodiment 1. For details, please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4. The number of partitions 160 is set to four, the front and rear sides of the partition 160 are equipped with second sliders 161, the inner side of the protective box 120 is provided with a second chute 162, and the second slider 161 is inserted into the second slider In the groove 162 , the second sliding block 161 is configured as a platform, so as to prevent the second sliding block 161 from falling out of the second sliding groove 162 .

The second chute 162 is set to " T " shape, is convenient to increase or decrease the quantity of dividing plate 160 by the vertical chute of the second chute 162, moves the position of dividing plate 160 by the horizontal chute of the second chute 162, locates Bolt 180 passes through protective box 120, and set bolt 180 is screwed on the side of second slide block 161, is convenient to the position of fixed dividing plate 160, and the quantity of set bolt 180 is identical with the quantity of dividing plate 160, and the quantity of set screw hole 170 There are several, and the number of positioning screw holes 170 is greater than the number of positioning bolts 180, which is convenient for fixing the partition plate 160 at different positions.

In this embodiment: through the setting of the second slider 161 and the second chute 162, the partition 160 is convenient to move in the protective box 120, and the number of the partition 160 in the protective box 120 is convenient to increase or decrease through the second chute 162 , so that the position and quantity of the partitions 160 can be easily adjusted.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. There is no such actual relationship or order between them. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device.

The above is only the preferred embodiment of the utility model, and it should be pointed out that for those of ordinary skill in the art, without departing from the technical principle of the utility model, some improvements and modifications can also be made. And retouching should also be regarded as the protection scope of the present utility model.

Claims (8)

1. The utility model provides a new energy automobile battery protection structure for package, includes shell (110), its characterized in that: the inside slip of shell (110) is provided with protective housing (120), first slider (130) are installed in the outside of protective housing (120), the inboard of shell (110) is provided with first spout (131), first slider (130) are inserted in first spout (131), attenuator (140) are installed in the protective housing (120) outside, the other end of attenuator (140) with shell (110) are connected, the outside cover of attenuator (140) is equipped with spring (150), the inboard slip of protective housing (120) is provided with baffle (160), protective housing (120) lateral part is provided with locating screw (170), locating bolt (180) are threaded in locating screw (170), locating bolt (180) with baffle (160) spiro union.

2. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: a heat dissipation frame (111) is connected to the side of the housing (110).

3. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: mounting bolts (112) are mounted at the bottom of the shell (110), and the number of the mounting bolts (112) is set to be a plurality.

4. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: the outside of protective housing (120) is connected with heating panel (132).

5. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: the protection box is characterized in that a box cover (151) is arranged on the outer side of the protection box (120), fixing bolts (152) are arranged on the side portion of the box cover (151), the number of the fixing bolts (152) is a plurality, the fixing bolts (152) penetrate through the box cover (151), and the fixing bolts (152) are in threaded connection with the side portion of the protection box (120).

6. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: the number of the partition plates (160) is set to be a plurality of, second sliding blocks (161) are arranged on the side portions of the partition plates (160), second sliding grooves (162) are formed in the inner side of the protective box (120), and the second sliding blocks (161) are inserted into the second sliding grooves (162).

7. The protective structure for a battery pack of a new energy automobile according to claim 6, wherein: the second sliding groove (162) is arranged in a T shape, the positioning bolt (180) penetrates through the protective box (120), and the positioning bolt (180) is in threaded connection with the side part of the second sliding block (161).

8. The protective structure for a battery pack of a new energy automobile according to claim 1, wherein: the number of the positioning bolts (180) is the same as that of the partition plates (160), the number of the positioning screw holes (170) is set to be a plurality, and the number of the positioning screw holes (170) is larger than that of the positioning bolts (180).

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