CN215680874U

CN215680874U - Fixing device of back-fire relief film in new energy automobile group battery

Info

Publication number: CN215680874U
Application number: CN202121935822.0U
Authority: CN
Inventors: 张人凤; 王飞
Original assignee: Lianyungang Guantai Auto Parts Co ltd
Current assignee: Lianyungang Guantai Auto Parts Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-28
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a fixing device for a fire retardant rubber sheet in a new energy automobile battery pack, which comprises an installation bottom plate, wherein the top of the installation bottom plate is provided with a battery pack installation hole, the top of the installation bottom plate is welded with a battery pack box body, the top of the battery pack box body is provided with a box cover, and the front side wall of the battery pack box body is provided with a threaded hole. Through placing the back-fire relief film in the clearance of two sets of batteries and clearance department between fixed clamping plate and the activity clamping plate, rotate the knob through the instrument is rotatory, it rotates to drive the threaded rod, through threaded rod and activity clamping plate threaded mounting and then make the activity clamping plate slide in the recess, press from both sides tight fixedly through activity clamping plate and fixed clamping plate to the back-fire relief film, and then realize fixing the back-fire relief film and prevent to slide in the group battery box, it is fixed with case lid and group battery box through set screw and screw hole, fix the bottom at energy automobile with the group battery through the group battery mounting hole at mounting plate top.

Description

Fixing device of back-fire relief film in new energy automobile group battery

Technical Field

The utility model relates to the technical field of battery packs, in particular to a fixing device for a fire retardant rubber sheet in a new energy automobile battery pack.

Background

The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel and a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, forms an automobile with advanced technical principle, new technology and new structure, comprises a pure electric automobile, an extended range electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like, and needs to adopt a battery pack to store energy in the electric automobile.

Traditional need place the back-fire relief film between the battery in to the group battery installation in order to prevent collision each other between the battery, back-fire relief film can block the intensity of a fire and stretch when taking place the battery and catching fire, and traditional is fixed the back-fire relief film and is placed between two sets of batteries, can take place the skew at the car in-process of traveling, causes certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a fixing device for a fire retardant film in a new energy automobile battery pack, and solves the problems that the traditional fire retardant film has no fixing structure, can deviate and has potential safety hazards.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a fixing device for a fire retardant film in a new energy automobile battery pack comprises a mounting base plate, wherein a battery pack mounting hole is formed in the top of the mounting base plate, a battery pack box body is welded and mounted at the top of the mounting base plate, a box cover is placed at the top of the battery pack box body, threaded holes are formed in the front side wall of the battery pack box body, four groups of the threaded holes are arranged in a rectangular array mode, fixing screws are arranged on the front side wall of the box cover, a groove is formed in the bottom of the inner side of the battery pack box body, a threaded rod is rotatably mounted on one side wall of the groove, the free end of the threaded rod penetrates through the other side wall of the groove and extends to the outer portion of the battery pack box body, a rotating knob is welded and mounted at the free end of the threaded rod, a fixing clamping plate is welded and mounted inside the rear side of the battery pack box body, and a movable clamping plate is slidably mounted in the groove, a fire-retardant rubber sheet is placed between the fixed clamping plate and the movable clamping plate, and a battery is placed at the bottom of the inner side of the battery pack box body.

Preferably, the inside dimension of case lid matches with the outside dimension of group battery box, and then seals the group battery box.

Preferably, the fixing screws and the threaded holes are correspondingly arranged, and the battery pack box body and the box cover are fixedly installed with the threaded holes through the fixing screws.

Preferably, the bottom of the fixed clamping plate is positioned right above the threaded rod.

Preferably, a threaded hole matched with the threaded rod is formed in one side wall of the movable clamping plate, the movable clamping plate is installed and arranged in a threaded mode through the threaded hole and the threaded rod, and therefore the movable clamping plate can slide in the groove.

Preferably, the fire retardant rubber sheet is positioned in the gap between the two groups of batteries and the gap between the fixed clamping plate and the movable clamping plate.

Compared with the prior art, the utility model has the beneficial effects that: this fixing device of back-fire relief film in new energy automobile battery group, deposit and protect the battery through the group battery box, through placing the back-fire relief film in the clearance of two sets of batteries and the clearance department between fixed clamp plate and the activity clamp plate, rotate the knob through the instrument is rotatory, it rotates to drive the threaded rod, through threaded rod and activity clamp plate threaded installation and then make the activity clamp plate slide in the recess, it is fixed to press from both sides the back-fire relief film through activity clamp plate and fixed clamp plate, and then realize fixing the back-fire relief film and prevent to slide in the group battery box, it is fixed with the group battery box with the screw hole through set screw, fix the bottom at energy automobile with the group battery through the group battery mounting hole at mounting plate top.

Drawings

FIG. 1 is a schematic structural view of an isometric view of the present invention;

FIG. 2 is a schematic structural view of a partial isometric view of the present invention;

FIG. 3 is a schematic view of a partial top view of the present invention

Fig. 4 is a schematic structural view of a partial front sectional view of the present invention.

In the figure: the battery pack comprises a mounting bottom plate 1, a battery pack mounting hole 2, a battery pack box body 3, a box cover 4, a fixing screw 5, a threaded hole 6, a groove 7, a threaded rod 8, a rotary knob 9, a fixing clamping plate 10, a movable clamping plate 11, a fire retardant film 12 and a battery 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-4, the utility model provides a technical scheme, a fixing device for a fire retardant rubber sheet in a new energy automobile battery pack comprises a mounting base plate 1, a battery pack mounting hole 2 is formed in the top of the mounting base plate 1, a battery pack box body 3 is welded and mounted on the top of the mounting base plate 1, a box cover 4 is placed on the top of the battery pack box body 3, the inner side size of the box cover 4 is matched with the outer side size of the battery pack box body 3 so as to seal the battery pack box body 3, threaded holes 6 are formed in the front side wall of the battery pack box body 3, four groups of the threaded holes 6 are arranged in a rectangular array, fixing screws 5 are arranged on the front side wall of the box cover 4, the fixing screws 5 are arranged corresponding to the threaded holes 6, the battery pack box body 3 and the box cover 4 are fixedly mounted with the threaded holes 6 through the fixing screws 5, a groove 7 is formed in the inner side bottom of the battery pack box body 3, a threaded rod 8 is rotatably arranged on one side wall of the groove 7, the free end of the threaded rod 8 penetrates through the other side wall of the groove 7 and extends to the outside of the battery pack box body 3, a rotating knob 9 is welded and arranged on the free end of the threaded rod 8, a fixed clamping plate 10 is welded and arranged in the rear side of the battery pack box body 3, the bottom of the fixed clamping plate 10 is positioned right above the threaded rod 8, a movable clamping plate 11 is slidably arranged in the groove 7, a threaded hole matched with the threaded rod 8 is formed in one side wall of the movable clamping plate 11, and the movable clamping plate 11 is in threaded installation with the threaded rod 8 through the threaded hole, and then realize that activity clamp plate 11 slides in recess 7, placed back-fire relief film 12 between fixed clamp plate 10 and the activity clamp plate 11, battery 13 has been placed to the inboard bottom of group battery box 3, and back-fire relief film 12 is located the clearance of two sets of batteries 13 and the clearance department between fixed clamp plate 10 and the activity clamp plate 11.

When in use: the staff places battery 13 in group battery box 3, place back-fire relief film 12 in the clearance of two sets of batteries 13 and the clearance department between fixed clamp plate 10 and the activity clamp plate 11, rotate knob 9 through the instrument is rotatory, it rotates to drive threaded rod 8, through threaded rod 8 and the 11 threaded mounting of activity clamp plate and then make activity clamp plate 11 slide in recess 7, it is fixed to press from both sides back-fire relief film 12 through activity clamp plate 11 and fixed clamp plate 10, it is fixed with case lid 4 and group battery box 3 through set screw 5 and screw hole 6, fix the group battery in the bottom of energy automobile through group battery mounting hole 2 at 1 top of mounting plate.

In summary, the fixing device of the fire-retardant film in the new energy automobile battery pack stores and protects the battery 13 through the battery pack box body 3, by placing the fire retardant rubber sheets 12 at the gap between the two groups of cells 13 and the gap between the fixed clamping plate 10 and the movable clamping plate 11, the rotary knob 9 is rotated by a tool to drive the threaded rod 8 to rotate, the threaded rod 8 and the movable clamping plate 11 are installed in a threaded manner so that the movable clamping plate 11 slides in the groove 7, the fire-retardant rubber sheet 12 is clamped and fixed by the movable clamping plate 11 and the fixed clamping plate 10, thereby fixing the fire-retardant rubber sheet 12 to prevent the fire-retardant rubber sheet from sliding in the battery pack box body 3, fixing the box cover 4 and the battery pack box body 3 through the fixing screws 5 and the threaded holes 6, the battery pack is fixed at the bottom of the energy automobile through the battery pack mounting hole 2 at the top of the mounting bottom plate 1, and the problem that the traditional fire retardant rubber sheet does not have a fixing structure and can deviate to cause potential safety hazards is solved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The fixing device for the fire retardant film in the new energy automobile battery pack comprises a mounting base plate (1) and is characterized in that a battery pack mounting hole (2) is formed in the top of the mounting base plate (1), a battery pack box body (3) is welded to the top of the mounting base plate (1), a box cover (4) is placed at the top of the battery pack box body (3), threaded holes (6) are formed in the front side wall of the battery pack box body (3), the number of the threaded holes (6) is four, the threaded holes are arranged in a rectangular array mode, fixing screws (5) are arranged on the front side wall of the box cover (4), a groove (7) is formed in the bottom of the inner side of the battery pack box body (3), a threaded rod (8) is rotatably installed on one side wall of the groove (7), and the free end of the threaded rod (8) penetrates through the other side wall of the groove (7) and extends to the outside of the battery pack box body (3), the free end welded mounting of threaded rod (8) has rotation knob (9), the rear side inside weld of group battery box (3) installs fixed clamping plate (10), slidable mounting has movable clamping plate (11) in recess (7), back-fire relief film (12) have been placed between fixed clamping plate (10) and movable clamping plate (11), battery (13) have been placed to the inboard bottom of group battery box (3).

2. The fixing device for the fire retardant rubber sheet in the battery pack of the new energy automobile as claimed in claim 1, wherein the inside dimension of the box cover (4) is matched with the outside dimension of the battery pack box (3).

3. The fixing device for the fire retardant film in the battery pack of the new energy automobile as claimed in claim 1, wherein the fixing screws (5) and the threaded holes (6) are correspondingly arranged, and the battery pack box body (3) and the box cover (4) are fixedly installed with the threaded holes (6) through the fixing screws (5).

4. The fixing device for the fire retardant rubber sheet in the new energy automobile battery pack is characterized in that the bottom of the fixing clamping plate (10) is positioned right above the threaded rod (8).

5. The fixing device for the fire retardant film in the new energy automobile battery pack is characterized in that a threaded hole matched with the threaded rod (8) is formed in one side wall of the movable clamping plate (11), and the movable clamping plate (11) is installed with the threaded rod (8) in a threaded mode through the threaded hole.

6. The fixing device for the fire retardant rubber sheet in the battery pack of the new energy automobile as claimed in claim 1, wherein the fire retardant rubber sheet (12) is located at the gap between the two groups of batteries (13) and the gap between the fixed clamping plate (10) and the movable clamping plate (11).