CN213660541U

CN213660541U - Novel lithium battery protection device

Info

Publication number: CN213660541U
Application number: CN202022906701.5U
Authority: CN
Inventors: 丁森浩; 代明阳; 史安民; 刘军
Original assignee: Henan Huanyu Huineng Energy Co ltd
Current assignee: Henan Huanyu Huineng Energy Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-07-09
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a novel lithium battery protection device relates to lithium battery protection technical field, and it includes the guard box, the side all begins fluted one, two around the bottom surface of guard box equal fixedly connected with slide bar in the recess one, two equal sliding connection in the equal left and right sides has the sliding sleeve on the slide bar, two all the cover is equipped with the spring on the slide bar, and the both ends of spring overlap fixed connection with controlling sideslip respectively. Through mutually supporting between the slide bar that sets up, sliding sleeve, spring, gangbar one, backup pad and the case lid, can extrude the backup pad in below through the guard box when meetting hollow road surface, drive two sideslip covers and slide on the slide bar to the pulling spring makes the spring tensile, and meanwhile gangbar one rotates, and through the foam-rubber cushion of case lid bottom surface, has avoided the lithium cell to bump in the guard box inside simultaneously, has improved the shock attenuation effect.

Description

Novel lithium battery protection device

Technical Field

The utility model relates to a lithium battery protection technical field specifically is a novel lithium battery protection device.

Background

The lithium battery is a primary battery which takes lithium metal or lithium alloy as a negative electrode material and uses a non-aqueous electrolyte solution, is different from a rechargeable battery, namely a lithium ion battery and a lithium ion polymer battery, the inventor of the lithium battery is edison, and the lithium metal has very high requirements on environment because the chemical characteristics of the lithium metal are very active, so that the lithium battery is not applied for a long time, and with the development of microelectronic technology at the end of the twentieth century, miniaturized equipment is increasingly increased, and very high requirements on a power supply are provided, and the lithium battery enters a large-scale practical stage.

When current lithium cell is installed in past electric motor car or other vehicles, the back is only simply connected a plurality of groups lithium cell electricity, puts into the car, and the vehicle is in the in-process of using of driving can travel to hole road surface unavoidably, leads to the lithium cell to collide in the vehicle battery jar like this easily, appears electric leakage or the damaged condition of battery easily, and the battery is comparatively inconvenient when the installation is fixed moreover, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a novel lithium battery protection device has solved and has leaded to the lithium cell to collide in the vehicle battery jar easily, appears electric leakage or the damaged condition of battery easily, and the battery is comparatively inconvenient when the installation is fixed moreover, the problem that wastes time and energy.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: a novel lithium battery protection device comprises a protection box, wherein the front side and the rear side of the bottom surface of the protection box are respectively provided with a first groove, two sliding rods are fixedly connected in the first grooves, the left side and the right side of each sliding rod are respectively connected with a sliding sleeve in a sliding manner, the two sliding rods are respectively sleeved with a spring, the two ends of each spring are respectively fixedly connected with a left sliding sleeve and a right sliding sleeve, the bottom surfaces of the two sliding sleeves at the front side and the rear side are respectively hinged with a first linkage rod through a first hinge seat, the other ends of the first linkage rod and the two linkage rods at the rear side are respectively hinged with a support plate through a second hinge seat, the inner walls at the left side and the right side of the protection box are respectively provided with a second groove, threaded rods are respectively arranged in the two second grooves, and the front and rear optical axis parts of the two threaded rods at the left side and, the front ends of the two threaded rods on the left side and the right side extend to the front side of the protection box and are fixedly connected with a rotary table, the front sides and the back sides of the two threaded rods are respectively in threaded connection with a threaded sleeve, the opposite surfaces of the two threaded sleeves on the left side and the two threaded sleeves on the right side are respectively articulated with a second linkage rod through an articulated seat, the back ends of the two linkage rods on the left side and the back ends of the two linkage rods on the right side are respectively in threaded connection with a four extrusion plates through an articulated seat, the upper sides and the lower sides of the front side wall and the back side wall of the two extrusion plates are respectively and fixedly connected with a sliding block, the inner walls on the front side and the back side of the protection box are respectively provided with two sliding grooves, each sliding groove is respectively and slidably connected with two corresponding sliding blocks, a T-shaped clamping strip is fixedly connected above the left side wall of the protection box, a T-shaped clamping groove is, the equal fixedly connected with snap ring in rear side wall upper end left and right sides of guard box, the top of guard box is provided with the case lid, the upper surface middle part of case lid has been seted up and has been snatched the groove, two cardboards of rear side wall fixedly connected with of case lid, and two cardboard joints are in the snap ring, the preceding lateral wall middle part fixedly connected with attachment strap of case lid, the overlap joint has solid fixed ring on the attachment strap, gu fixed ring's below cover is established in the through-hole of seting up on the jam plate, and the upper end of jam plate is through articulated hinge seat five and guard box fixed connection.

Preferably, a plurality of rotary drums are arranged on the front side wall and the rear side wall of the protection box, the rotary drums are fixedly mounted in third grooves formed in the front side wall and the rear side wall of the protection box, and ventilation holes are formed in the lower portions of the left side wall and the right side wall of the protection box.

Preferably, the front and rear side threads of the two threaded rods are arranged in opposite directions.

Preferably, the input ends of the first conductive copper sheet and the second conductive copper sheet extend into the protection box.

Preferably, the bottom surface of the box cover is provided with a spongy cushion.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. this novel lithium battery protection device, through the slide bar that sets up, sliding sleeve, spring, gangbar one, mutually support between backup pad and the case lid, can extrude the backup pad in the below through the guard box when meetting hollow road surface, drive two sideslip covers and slide on the slide bar to the pulling spring makes the spring tensile, and meanwhile gangbar one rotates, and through the foam-rubber cushion of case lid bottom surface, has avoided the lithium cell to collide in the guard box inside simultaneously, has improved the shock attenuation effect.

2. This novel lithium battery protection device, through the threaded rod that sets up, thread bush, gangbar two, mutually support between T shape card strip and the T shape draw-in groove, can be through rotating the both sides threaded rod, make the threaded bush of front and back side threaded connection on the threaded rod remove to both sides simultaneously to drive two swing of both sides gangbar, thereby drive the stripper plate and extrude to the middle part, make the lithium cell fixed, and the butt joint that realizes a plurality of guard boxes in the T shape draw-in groove is gone into through T shape card strip card is fixed, has improved the practicality.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic view of a partial top view of the protection box of the present invention;

fig. 3 is a left side view structure diagram of the present invention.

In the figure: the device comprises a protection box 1, a groove I2, a sliding rod 3, a sliding sleeve 4, a spring 5, a linkage rod I6, a supporting plate 7, a groove II 8, a threaded rod 9, a threaded sleeve 10, a linkage rod II 11, a pressing plate 12, a sliding block 13, a sliding groove 14, a T-shaped clamping strip 15, a T-shaped clamping groove 16, a conductive copper sheet I17, a locking plate 18, a conductive copper sheet II 19, a rotating drum 20, a clamping ring 21, a box cover 22, a grabbing groove 23, a clamping plate 24, a butt strap 25 and a fixing ring 26.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the utility model provides a technical solution: a novel lithium battery protection device comprises a protection box 1, wherein a plurality of rotary drums 20 are arranged on the front side wall and the rear side wall of the protection box 1 respectively, the rotary drums 20 are fixedly arranged in grooves III formed in the front side wall and the rear side wall of the protection box 1 respectively, ventilation holes are formed below the left side wall and the right side wall of the protection box 1 respectively, when a lithium battery is placed into the protection box 1 through the rotary drums 20, the rotary drums 20 on the side walls are driven to rotate, so that the lithium battery can be placed more conveniently, in addition, the effective heat dissipation can be carried out through the ventilation holes when the lithium battery in the protection box 1 is heated in a power-on work through the arrangement of the ventilation holes, grooves 2 are formed in the front side and the rear side of the bottom surface of the protection box 1 respectively, slide bars 3 are fixedly connected in the two grooves 2, slide sleeves 4 are respectively and slidably connected on the left side and the right side of the two slide, through the mutual matching of the sliding rod 3, the sliding sleeve 4, the first spring 5 linkage rod 6 and the supporting plate 7, when a pothole road surface is met, the supporting plate 7 below can be extruded through the protective box 1 to drive the sliding sleeves 4 at two sides to slide on the sliding rod 3, so that the spring 5 is pulled, the spring 5 is stretched, meanwhile, the first linkage rod 6 is driven by the sliding sleeve 4 to rotate, so that the device has good damping effect through the tension force of the transverse spring 5, the bottom surfaces of the two sliding sleeves 4 at the front side and the two sliding sleeves 4 at the rear side are both hinged with the first linkage rod 6 through the first hinge seat, the other ends of the two first front linkage rods 6 and the two rear linkage rods 6 are both hinged with the supporting plate 7 through the second hinge seat, the inner walls at the left side and the right side of the protective box 1 are both provided with the second grooves 8, the two grooves 8 are both provided with threaded rods 9, the threads at the front side, the screw threads on the front side and the rear side of the two threaded rods 9 are reversely arranged, so that the threaded rods 9 can drive the threaded sleeves 10 on the two sides to reversely move simultaneously when rotating, the hinged extrusion plate 12 is convenient to push, the rapid installation and fixation are realized, the optical axis parts at the front end and the rear end of the two threaded rods 9 on the left side and the right side are respectively and fixedly connected with the front side wall and the rear side wall of the two grooves two 8 on the left side and the right side through bearings, the front ends of the two threaded rods 9 on the left side and the right side extend to the front side of the protection box 1 and are fixedly connected with a turntable, the threaded rods 9 can be more conveniently rotated through the arrangement of the turntable, the threaded sleeves 10 are respectively and in threaded connection with the front side and the rear side of the two threaded rods 9, the linkage rods two 11 are respectively and hinged on the two threaded sleeves 10 on the left side and the two threaded sleeves 10 on the right side through hinge seats, the linkage rods II 11 drive the extrusion plates 12 to approach to the middle of the protection box 1 simultaneously when rotating, so that extrusion and fixation of lithium electricity are realized, the back ends of the two linkage rods II 11 on the left side and the back ends of the two linkage rods II 11 on the right side are fixedly connected with the extrusion plates 12 through four hinged seats, the upper sides and the lower sides of the front side wall and the rear side wall of the two extrusion plates 12 are fixedly connected with sliders 13, two chutes 14 are respectively formed on the inner walls on the front side and the rear side of the protection box 1, the extrusion plates 12 on the two sides can be more stable when moving by arranging the mutual matching between the sliders 13 and the chutes 14, each chute 14 is slidably connected with two corresponding sliders 13, a T-shaped clamping strip 15 is fixedly connected above the left side wall of the protection box 1, a T-shaped clamping groove 16 is formed above the right side wall of the protection box 1, and the butt joint installation of the protection box 1 can be realized by arranging the T-shaped clamping, conveniently fixing a plurality of lithium batteries, wherein a first conductive copper sheet 17 is arranged on a T-shaped clamping strip 15, the input ends of the first conductive copper sheet 17 and a second conductive copper sheet 19 extend into a protection box 1, the input ends and the output ends of the first conductive copper sheet 17 and the second conductive copper sheet 19 extend into the protection box 1, when the lithium batteries are installed in the protection box 1, the input ends and the output ends can be electrically connected with external copper sheets, so that the practicability is improved, a second conductive copper sheet 19 is arranged in a T-shaped clamping groove 16, clamping rings 21 are fixedly connected to the left side and the right side of the upper end of the rear side wall of the protection box 1, a box cover 22 is arranged above the protection box 1, a sponge cushion is arranged on the bottom surface of the box cover 22, the sponge cushion is arranged on the bottom surface of the box cover 22, after the box cover 22 is installed and fixed, when the lithium batteries shake up and down in the protection box 1, the middle part of the upper surface of the box cover 22 is provided with a grabbing groove 23, the device can be conveniently lifted without occupying the upper space when the device is installed in an electric vehicle by arranging the grabbing groove 23, the space utilization rate is improved, the rear side wall of the box cover 22 is fixedly connected with two clamping plates 24, the two clamping plates 24 are clamped in a clamping ring 21, the middle part of the front side wall of the box cover 22 is fixedly connected with an attachment strap 25, the clamping plates 24, the attachment strap 25, a fixing ring 26 and a locking plate 18 are mutually matched, the clamping plate 24 at the rear end of the box cover 22 can be inserted into the clamping ring 21, the fixing ring 26 is then lapped on the attachment strap 25 at the front end of the box cover 22, the locking plate 18 is then turned downwards, the box cover 22 is fixed at the upper end of the protection box 1, the box cover 22 is more quickly and conveniently installed and fixed, the fixing ring 26 is lapped on the attachment strap 25, the lower part of the fixing ring 26 is sleeved in, and the upper end of the locking plate 18 is fixedly connected with the protection box 1 through a hinged hinge seat V.

The utility model discloses an operating procedure does:

s1, when the protective box is used, firstly, the box cover 22 is opened, one or more lithium batteries are placed into the protective box 1 according to the size of the lithium batteries, then the positive electrode of each lithium battery is electrically connected with the first conductive copper sheet 17, then the negative electrode of each lithium battery is electrically connected with the second conductive copper sheet 19, then the threaded rods 9 on the two sides are rotated, the threaded sleeves 10 which are in threaded connection on the two sides of the two threaded rods 9 move in the same direction, the threaded sleeves 10 drive the second linkage rods 11 to swing, the second linkage rods 11 drive the extrusion plates 12 on the two sides to extrude and fix the lithium batteries, and then the T-shaped clamping strips 15 on the other protective box 1 are inserted into the T-shaped clamping grooves 16 in the protective box 1, so that the first conductive copper sheets 17 on the other protective box 1 are electrically connected with the second conductive copper sheets 19 in the protective box 1 to realize;

s2, inserting the snap plate 24 at the rear end of the case cover 22 into the snap ring 21, overlapping the fixing ring 26 on the butt plate 25 at the front end of the case cover 22, and turning the locking plate 18 downward, thereby fixing the case cover 22 at the upper end of the protection case 1;

s3, when the automobile runs into a hollow road surface, the lower supporting plate 7 is extruded through the protection box 1, the sliding sleeves 4 on the two sides are driven to slide on the sliding rods 3, the springs 5 are pulled, the springs 5 are stretched, meanwhile, the sliding sleeves 4 drive the linkage rods 6 to rotate, and through the spongy cushions on the bottom surface of the box cover 22, the lithium battery is prevented from colliding inside the protection box, and the damping effect is improved.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a novel lithium battery protection device, includes guard box (1), its characterized in that: the front side and the rear side of the bottom surface of the protection box (1) are respectively provided with a groove I (2), two slide rods (3) are fixedly connected in the groove I (2), two slide rods (3) are respectively connected with a slide sleeve (4) in a sliding manner, two slide rods (3) are respectively sleeved with a spring (5), two ends of the spring (5) are respectively fixedly connected with the slide sleeves (4) on the left side and the right side, two slide sleeves (4) on the front side and two slide sleeves (4) on the rear side are respectively hinged with a linkage rod I (6) through a hinge seat I, two linkage rods I (6) on the front side and two linkage rods I (6) on the rear side are respectively hinged with a support plate (7) through a hinge seat II, the inner walls on the left side and the right side of the protection box (1) are respectively provided with a groove II (8), two threaded rods (9) are respectively arranged in the groove II (8, optical axis parts at the front end and the rear end of two threaded rods (9) at the left side and the right side are respectively and fixedly connected with the front side wall and the rear side wall of two grooves II (8) at the left side and the right side through bearings, the front ends of the two threaded rods (9) at the left side and the right side are respectively and fixedly connected with a rotary table at the front side of a protection box (1), thread sleeves (10) are respectively and fixedly connected with the front side and the rear side of the two threaded rods (9) at the front side and the rear side, linkage rods II (11) are respectively and fixedly connected on opposite surfaces of the two thread sleeves (10) at the left side and the two thread sleeves at the right side through hinge seats, extrusion plates (12) are respectively and fixedly connected at opposite ends of the two linkage rods II (11) at the left side and opposite ends of the two linkage rods II (11) at the right side through hinge seats, slide blocks (13) are respectively and fixedly connected at the upper lower sides, each sliding groove (14) is connected with two corresponding sliding blocks (13) in a sliding mode, a T-shaped clamping strip (15) is fixedly connected to the upper portion of the left side wall of the protection box (1), a T-shaped clamping groove (16) is formed in the upper portion of the right side wall of the protection box (1), a first conductive copper sheet (17) is arranged on the T-shaped clamping strip (15), a second conductive copper sheet (19) is arranged in the T-shaped clamping groove (16), clamping rings (21) are fixedly connected to the left side and the right side of the upper end of the rear side wall of the protection box (1), a box cover (22) is arranged above the protection box (1), a grabbing groove (23) is formed in the middle of the upper surface of the box cover (22), two clamping plates (24) are fixedly connected to the rear side wall of the box cover (22), the two clamping plates (24) are clamped in the clamping rings (21), and a butt strap (25, the lap joint has solid fixed ring (26) on attachment strap (25), gu the below cover of fixed ring (26) is established in the through-hole of seting up on jam plate (18), and the upper end of jam plate (18) through articulated seat five with guard box (1) fixed connection.

2. The novel lithium battery protection device of claim 1, characterized in that: all be provided with a plurality of rotary drums (20) on the lateral wall around guard box (1), and rotary drum (20) fixed mounting is in the recess three of seting up on the lateral wall around guard box (1), and the lateral wall below all has seted up the ventilation hole about guard box (1).

3. The novel lithium battery protection device of claim 1, characterized in that: the front and back side threads of the two threaded rods (9) are arranged in opposite directions.

4. The novel lithium battery protection device of claim 1, characterized in that: the input ends of the first conductive copper sheet (17) and the second conductive copper sheet (19) extend into the protection box (1).

5. The novel lithium battery protection device of claim 1, characterized in that: the bottom surface of the box cover (22) is provided with a spongy cushion.