阅读说明：本技术 一种新能源汽车电池组防护装置及其防护方法 (New energy automobile battery pack protection device and protection method thereof ) 是由 柴树稳 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种新能源汽车电池组防护装置及其防护方法,包括底板,顶板和两个U型侧板,底板的顶端和顶板的底端均开设有通槽,两个通槽之间滑动连接有两个U型侧板,两个通槽的两侧槽壁均开设有滑槽,两个滑槽的内部均固定安装有移动机构,移动机构的移动端与对应U型侧板的一侧固定连接,两个U型侧板的端头处均开设有插孔,位置对正的两个插孔的内部均穿插连接有连接杆。本发明通过第二旋钮的转动带动第一锥形齿轮转动,第一锥形齿轮与第二锥形齿轮啮合,从而带动正反丝杆的转动,通过正反丝杆的转动带动滑块的移动,通过滑块的移动带动两个U型侧板的移动,便于适应不同尺寸电池组的固定和安装。(The invention discloses a new energy automobile battery pack protection device and a protection method thereof, and the new energy automobile battery pack protection device comprises a bottom plate, a top plate and two U-shaped side plates, wherein through grooves are formed in the top end of the bottom plate and the bottom end of the top plate, the two U-shaped side plates are connected between the two through grooves in a sliding mode, sliding grooves are formed in the groove walls on the two sides of the two through grooves, a moving mechanism is fixedly installed inside the two sliding grooves, the moving end of the moving mechanism is fixedly connected with one side of the corresponding U-shaped side plate, jacks are formed in the end heads of the two U-shaped side plates, and connecting rods are. The first bevel gear is driven to rotate by the rotation of the second knob, the first bevel gear is meshed with the second bevel gear, so that the positive and negative screw rods are driven to rotate, the slide block is driven to move by the rotation of the positive and negative screw rods, and the two U-shaped side plates are driven to move by the movement of the slide block, so that the battery pack fixing and mounting device is suitable for fixing and mounting battery packs with different sizes.)

1. A new energy automobile battery pack protection device comprises a bottom plate (1), a top plate (2) and two U-shaped side plates (3), and is characterized in that through grooves are formed in the top end of the bottom plate (1) and the bottom end of the top plate (2), the two U-shaped side plates (3) are connected between the two through grooves in a sliding mode, sliding grooves (24) are formed in the groove walls on the two sides of the two through grooves, a moving mechanism is fixedly mounted in the two sliding grooves (24), the moving end of the moving mechanism is fixedly connected with one side of the corresponding U-shaped side plate (3), jacks are formed in the end heads of the two U-shaped side plates (3), connecting rods (14) are connected in the two jacks with aligned positions in an inserting mode, a limiting mechanism is arranged between the connecting rods (14) and the jacks, and slots (9) are formed in one side of the top ends of the two U, the inner parts of the two slots (9) are respectively embedded with an insert (10), the bottom ends of the two inserts (10) are respectively fixedly provided with an annular cooling pipe (23), one side slot wall of the two slots (9) is equidistantly provided with a plurality of air holes (11), a clamping mechanism is arranged between the insert (10) and the slots (9), one side of the top end of the top plate (2) is respectively fixedly provided with a liquid storage cylinder (4), one side of the two liquid storage cylinders (4) is respectively fixedly provided with a micro water pump (6), the micro water pump (6) is electrically connected with an external power supply through a temperature control switch arranged on the side surface of the top plate (2), the water outlet end of the micro water pump (6) is fixedly provided with a connecting hose (7), one end of the connecting hose (7) is fixedly connected with one end of the annular cooling pipe (23), the other end of the annular cooling pipe (23) is communicated with the inner parts of the liquid storage cylinders, bottom plate (1) top both sides equidistance fixed mounting has a plurality of fixed establishment, adjacent two fixed being equipped with between the fixed establishment a plurality ofly with bottom plate (1) fixed connection's thread bush (16), cavity (38), two have all been seted up to roof (2) inside both sides the inside of cavity (38) is all rotated and is connected with pivot (39), two the equal fixed mounting in end department of pivot (39) has first knob (8), two the equal fixed cover in surface of pivot (39) is equipped with a plurality of wind-up wheels (40), and is a plurality of the surface of wind-up wheel (40) is all twined and is connected with wire rope (17), and is a plurality of the one end of wire rope (17) is passed the equal fixed mounting of cavity (38) and is had screw thread post (41), and is a plurality of screw thread post (41) and corresponding thread bush (16) threaded connection.

2. The new energy automobile battery pack protection device according to claim 1, wherein the moving mechanism comprises a positive and negative screw rod (25), two sliding blocks (26), a first bevel gear (27), a second bevel gear (28) and a second knob (19), the two sliding blocks (26) are slidably connected inside the sliding chute (24), the two sliding blocks (26) are fixedly connected with the corners of one side of the corresponding U-shaped side plate (3), the two side walls of the sliding chute (24) are rotatably connected with the positive and negative screw rod (25) through embedded bearings, the two ends of the positive and negative screw rod (25) are in threaded connection with the center of the corresponding sliding block (26), the second bevel gear (28) is fixedly sleeved in the middle of the positive and negative screw rod (25), the second knob (19) is rotatably connected at the center of one side of the bottom plate (1), and the first bevel gear (27) is fixedly installed at one end of the second knob (19), the first bevel gear (27) is in meshed connection with the second bevel gear (28).

3. The new energy automobile battery pack protection device according to claim 1, wherein the limiting mechanism comprises a connecting block (35), two extrusion springs (36) and two protruding columns (37), the side of the connecting block (35) is fixedly connected with the end of the connecting rod (14), round holes are formed in both sides of the connecting block (35), the extrusion springs (36) are fixedly mounted in the round holes, the protruding columns (37) are fixedly mounted at one ends of the two extrusion springs (36), a plurality of arc-shaped grooves (34) are formed in the two sides of the jack at equal intervals, and the protruding columns (37) are connected with the corresponding arc-shaped grooves in an embedded mode (34).

4. The new energy automobile battery pack protection device according to claim 1, wherein the clamping mechanism comprises two L-shaped blocks (21) and a plurality of limiting springs (22), L-shaped grooves (20) are formed in both sides of the insertion block (10), the L-shaped blocks (21) are connected in the two L-shaped grooves (20) in an inserted mode, the limiting springs (22) are fixedly mounted on one side of the two L-shaped grooves (20) in an equidistant mode, one ends of the limiting springs (22) located in the same L-shaped groove (20) are fixedly connected with one side of each L-shaped block (21), limiting holes are formed in both side groove walls of the slot (9), and one ends of the two L-shaped blocks (21) are connected with the corresponding limiting holes in an embedded mode.

5. The new energy automobile battery pack protection device according to claim 1, wherein the fixing mechanism comprises a fixing plate (13), a groove (12) is formed in the side of the top end of the bottom plate (1), a plurality of strip-shaped grooves are formed in the bottom of the groove (12) at equal intervals, the fixing plate (13) is rotatably connected to the corners of the two side groove walls of the groove (12), a clamping groove (29) is formed in one side of the fixing plate (13), clamping plates (15) are rotatably connected to the two side groove walls of the clamping groove (29), and the bottom ends of the clamping plates (15) are embedded in the corresponding strip-shaped grooves and connected with the corresponding strip-shaped grooves.

6. The new energy automobile battery pack protection device according to claim 5, wherein the clamping plate (15) comprises a rectangular sleeve box (30), a rectangular sleeve block (31) and a pin shaft (33), the top end of the rectangular sleeve box (30) is rotatably connected with the top of the clamping groove (29), the rectangular sleeve block (31) is sleeved inside the rectangular sleeve box (30), a plurality of pin holes (32) are formed in two sides of the rectangular sleeve box (30) at equal intervals, a through hole is formed in the end of the rectangular sleeve block (31), and the pin shaft (33) is penetratingly connected to the through hole and the pin holes (32).

7. The new energy automobile battery pack protection device according to claim 1, wherein liquid inlets are formed in the middle of the top ends of the two liquid storage cylinders (4), and sealing plugs (5) are embedded in the two liquid inlets.

8. The new energy automobile battery pack protection device according to claim 1, wherein mounting pieces (18) are fixedly arranged at the corners of two sides of the bottom plate (1) and the corners of two sides of the top plate (2), and a threaded hole is formed in the center of the top end of each mounting piece (18).

9. A new energy automobile battery pack protection method, characterized in that the new energy automobile battery pack protection device according to claims 1-8 comprises the following steps:

s1: firstly, manually installing a new energy battery pack between a top plate (2) and a bottom plate (1), then manually rotating a second knob (19), driving a first bevel gear (27) to rotate through the rotation of the second knob (19), meshing the first bevel gear (27) with a second bevel gear (28) so as to drive the second bevel gear (28) to rotate, driving a positive and negative screw rod (25) to rotate through the rotation of the second bevel gear (28), driving two sliding blocks (26) inside the same sliding chute (24) to move towards the middle part through the rotation of the positive and negative screw rod (25), and driving a U-shaped side plate (3) to move through the movement of the sliding blocks (26) so as to limit and fix the battery pack;

s2: then artificially rotating the fixing plate (13) to enable one side of the fixing plate (13) to be in contact with the surface of the battery pack, then buckling out a clamping plate (15) of a clamping groove (29) on the back of the fixing plate (13), then artificially pulling the rectangular sleeve block (31), enabling the bottom end of the rectangular sleeve block (31) to be embedded in a strip-shaped groove formed in the groove bottom of the groove (12), and then inserting the pin shaft (33) into the pin hole (32) to facilitate fixing of the rectangular sleeve block (31) and fix the battery pack;

s3: then manually rotating the first knob (8), driving the rotating shaft (39) to rotate through the rotation of the first knob (8), driving the winding wheel (40) to rotate through the rotation of the rotating shaft (39), winding and unwinding the steel wire rope (17) through the rotation of the winding wheel (40), and then connecting one end of the steel wire rope (17) with the threaded sleeve (16) in a threaded manner to ensure the tightness between the battery packs;

s4: when the battery pack works, the temperature rises, the micro water pump (6) is turned on through the temperature control switch, the water in the liquid storage cylinder (4) is driven by the micro water pump (6) to be pumped into the annular cooling pipe (23) for internal circulation and heat dissipation, and the influence of high temperature generated by charging and discharging of the battery pack on the battery pack is reduced.

Technical Field

The invention relates to the technical field of new energy vehicles, in particular to a battery pack protection device and a battery pack protection method for a new energy vehicle.

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, and forms an automobile with advanced technical principle, new technology and new structure.

The new energy automobile is the battery pack mainly, but current new energy automobile does not have a device specially used for protecting the battery generally, and some automobile protection devices are fixed in shape and cannot be suitable for fixing different sizes of batteries.

Disclosure of Invention

The invention aims to provide a new energy automobile battery pack protection device and a protection method thereof, and aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a new energy automobile battery pack protection device and a protection method thereof comprise a bottom plate, a top plate and two U-shaped side plates, wherein through grooves are formed in the top end of the bottom plate and the bottom end of the top plate, the two U-shaped side plates are connected between the two through grooves in a sliding manner, sliding grooves are formed in the groove walls on the two sides of the two through grooves, a moving mechanism is fixedly arranged in each of the two sliding grooves, the moving end of the moving mechanism is fixedly connected with one side of the corresponding U-shaped side plate, jacks are formed in the end heads of the two U-shaped side plates, connecting rods are alternately connected into the two jacks with aligned positions, a limiting mechanism is arranged between each connecting rod and each jack, slots are formed in one side of the top ends of the two U-shaped side plates, inserting blocks are embedded in the two slots, and annular cooling pipes are fixedly arranged at the bottom ends, a plurality of air holes are formed in the equal distance of the wall of one side of each of the two slots, a clamping mechanism is arranged between each of the two slots, a liquid storage cylinder is fixedly mounted on one side of the top end of the top plate, a miniature water pump is fixedly mounted on one side of each of the two liquid storage cylinders and electrically connected with an external power supply through a temperature control switch mounted on the side surface of the top plate, a connecting hose is fixedly mounted at the water outlet end of the miniature water pump, one end of the connecting hose is fixedly connected with one end of an annular cooling pipe, the other end of the annular cooling pipe is communicated with the inside of the liquid storage cylinder, a plurality of fixing mechanisms are fixedly mounted on the equal distance of the two sides of the top end of the bottom plate, a plurality of thread sleeves fixedly connected with the bottom plate are fixedly arranged between every two adjacent fixing mechanisms, cavities are formed in, two equal fixed mounting in end department of pivot has first knob, two the equal fixed cover in surface of pivot is equipped with a plurality of rolling wheels, and is a plurality of the equal winding in surface of rolling wheel is connected with wire rope, and is a plurality of the equal fixed mounting of cavity has the screw thread post, and is a plurality of the screw thread post is connected with the thread bush threaded connection who corresponds.

Preferably, moving mechanism includes positive and negative lead screw, two sliders, first bevel gear, second bevel gear and second knob, the inside sliding connection of spout has two sliders, two the slider is with the edge fixed connection who corresponds U type curb plate one side, the both sides cell wall of spout rotates through the bearing of establishing of inlaying and is connected with positive and negative lead screw, the both ends of positive and negative lead screw and the center department threaded connection who corresponds the slider, the fixed cover in middle part of positive and negative lead screw is equipped with second bevel gear, the center department of bottom plate one side rotates and is connected with the second knob, the one end fixed mounting of second knob has first bevel gear, first bevel gear is connected with second bevel gear meshing.

Preferably, stop gear includes the connecting block, two extrusion springs and two projections, the avris of connecting block and the end fixed connection of connecting rod, the round hole has all been seted up, two to the both sides of connecting block the equal fixed mounting in inside of round hole has the extrusion spring, two the equal fixed mounting in one end of extrusion spring has the projection, a plurality of arcs have been seted up to the both sides equidistance of jack, two the projection inlays with the arc that corresponds and establishes the connection.

Preferably, block mechanism includes two L type pieces and a plurality of spacing spring, L type groove, two have all been seted up to the both sides of inserted block the inside in L type groove all alternates and is connected with L type piece, two one side cell wall equidistance fixed mounting in L type groove has a plurality of spacing springs, is located one side fixed connection of the one end of a plurality of spacing springs of same L type inslot portion and L type piece, spacing hole, two have all been seted up to the both sides cell wall of slot the one end of L type piece is inlayed with the spacing hole that corresponds and is equipped with the connection.

Preferably, fixed establishment includes the fixed plate, the avris on bottom plate top is seted up flutedly, a plurality of bar grooves have been seted up to the tank bottom equidistance of recess, the edge of the both sides cell wall of recess rotates and is connected with the fixed plate, the draw-in groove has been seted up to one side of fixed plate, the both sides cell wall of draw-in groove rotates and is connected with the cardboard, the bottom of cardboard inlays with corresponding bar groove and establishes the connection.

Preferably, the clamping plate comprises a rectangular sleeve box, a rectangular sleeve block and a pin shaft, the top end of the rectangular sleeve box is rotatably connected with the top of the clamping groove, the rectangular sleeve block is sleeved inside the rectangular sleeve box, a plurality of pin holes are formed in the two sides of the rectangular sleeve box at equal intervals, a through hole is formed in the end of the rectangular sleeve block, and the pin shaft is inserted and connected to the aligned position of the through hole and the pin holes.

Preferably, the middle parts of the top ends of the two liquid storage cylinders are provided with liquid inlets, and sealing plugs are embedded in the two liquid inlets.

Preferably, the edges of the two sides of the bottom plate and the edges of the two sides of the top plate are both fixedly provided with mounting pieces, and the center of the top end of each mounting piece is provided with a threaded hole.

Preferably, the method comprises the following steps:

s1: firstly, manually installing a new energy battery pack between a top plate and a bottom plate, then manually rotating a second knob, driving a first bevel gear to rotate through the rotation of the second knob, engaging the first bevel gear with a second bevel gear to drive the second bevel gear to rotate, driving a positive screw and a negative screw to rotate through the rotation of the second bevel gear, driving two sliding blocks in the same sliding chute to move towards the middle part through the rotation of the positive screw and the negative screw, and driving a U-shaped side plate to move through the movement of the sliding blocks to limit and fix the battery pack;

s2: then manually rotating the fixed plate to enable one side of the fixed plate to be in contact with the surface of the battery pack, then buckling out a clamping plate of a clamping groove in the back of the fixed plate, manually pulling the rectangular sleeve block to enable the bottom end of the rectangular sleeve block to be embedded into a strip-shaped groove formed in the bottom of the groove, and then inserting the pin shaft into the pin hole to facilitate fixing of the rectangular sleeve block and fixing of the battery pack;

s3: then manually rotating the first knob, driving the rotating shaft to rotate through the rotation of the first knob, driving the rolling wheel to rotate through the rotation of the rotating shaft, winding and unwinding the steel wire rope through the rotation of the rolling wheel, and then connecting one end of the steel wire rope with the threaded sleeve in a threaded manner to ensure the tightness between the battery packs;

s4: when the battery pack works, the temperature rises, the micro water pump is turned on through the temperature control switch, the water in the liquid storage cylinder is driven by the micro water pump to be pumped into the annular cooling pipe for circulating heat dissipation, and the influence of high temperature generated by charging and discharging of the battery pack on the battery pack is reduced.

The invention has the technical effects and advantages that:

(1) the first bevel gear is driven to rotate through the rotation of the second knob, the first bevel gear is meshed with the second bevel gear, so that the positive and negative screw rods are driven to rotate, the slide block is driven to move through the rotation of the positive and negative screw rods, and the two U-shaped side plates are driven to move through the movement of the slide block, so that the battery pack fixing and mounting device is suitable for fixing and mounting battery packs with different sizes;

(2) when the temperature of the battery pack reaches the set temperature in the working process, the micro water pump is turned on through the temperature control switch, water in the liquid storage cylinder is pumped into the annular cooling pipe through the micro water pump, and heat is conveniently and quickly taken away through water circulation in the annular cooling pipe, so that the influence of the heat on the battery pack is reduced;

(3) the rotation through first knob drives the rotation of pivot, drives the rotation of rolling wheel through the rotation of pivot, and the wheel is receive and release to wire rope through the rolling, makes wire rope's one end and thread bush threaded connection, and the compactness of effectual assurance group battery avoids the group battery to take place the inflation, leads to bottom plate and roof to damage.

(4) Through the fixed plate that the recess is inside to be rotated and is connected, the fixed plate inlays through cardboard and bar groove and establishes and support the fixed plate, and further carries out spacing fixed to the group battery.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

FIG. 2 is a schematic diagram of the annular cooling tube structure of the present invention.

FIG. 3 is a schematic view of a connecting structure of a U-shaped side plate and a bottom plate according to the present invention.

Fig. 4 is a partial enlarged view of the invention at a in fig. 3.

Fig. 5 is a partial structural diagram of the bottom plate of the present invention.

FIG. 6 is a schematic view of a card board structure of the present invention.

Fig. 7 is a schematic cross-sectional view of a U-shaped side plate according to the present invention.

FIG. 8 is an enlarged view of a portion of the invention shown at B in FIG. 7.

Fig. 9 is a schematic view of the internal structure of the cavity of the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. a U-shaped side plate; 4. a liquid storage cylinder; 5. a sealing plug; 6. a micro water pump; 7. a connecting hose; 8. a first knob; 9. a slot; 10. inserting a block; 11. air holes are formed; 12. a groove; 13. a fixing plate; 14. a connecting rod; 15. clamping a plate; 16. a threaded sleeve; 17. a wire rope; 18. mounting a sheet; 19. a second knob; 20. an L-shaped groove; 21. an L-shaped block; 22. a limiting spring; 23. an annular cooling tube; 24. a chute; 25. a positive and negative screw rod; 26. a slider; 27. a first bevel gear; 28. a second bevel gear; 29. a card slot; 30. a rectangular sleeve box; 31. a rectangular sleeve block; 32. a pin hole; 33. a pin shaft; 34. an arc-shaped slot; 35. connecting blocks; 36. a compression spring; 37. a convex column; 38. a cavity; 39. a rotating shaft; 40. a winding wheel; 41. a threaded post.

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.

The invention provides a new energy automobile battery pack protection device and a protection method thereof as shown in figures 1-9, the new energy automobile battery pack protection device comprises a bottom plate 1, a top plate 2 and two U-shaped side plates 3, through grooves are respectively arranged at the top end of the bottom plate 1 and the bottom end of the top plate 2, the two U-shaped side plates 3 are connected between the two through grooves in a sliding manner, sliding grooves 24 are respectively arranged on the groove walls at the two sides of the two through grooves, a moving mechanism is fixedly arranged inside the two sliding grooves 24, the moving end of the moving mechanism is fixedly connected with one side of the corresponding U-shaped side plate 3, jacks are respectively arranged at the end heads of the two U-shaped side plates 3, connecting rods 14 are respectively inserted and connected inside the two jacks with aligned positions, a limiting mechanism is arranged between the connecting rods 14 and the jacks,

one side of the top ends of the two U-shaped side plates 3 is provided with slots 9, the inside of the two slots 9 is embedded with inserts 10, the bottom ends of the two inserts 10 are fixedly provided with annular cooling pipes 23, the wall of one side of each of the two slots 9 is equidistantly provided with a plurality of air holes 11, a clamping mechanism is arranged between each insert 10 and each slot 9, one side of the top end of the top plate 2 is fixedly provided with a liquid storage cylinder 4, the middle part of the top end of each liquid storage cylinder 4 is provided with a liquid inlet, the inside of each liquid inlet is embedded with a sealing plug 5, one side of each liquid storage cylinder 4 is fixedly provided with a micro water pump 6, the micro water pump 6 is electrically connected with an external power supply through a temperature control switch arranged on the side surface of the top plate 2, the water outlet end of the micro water pump 6 is fixedly provided with a connecting hose 7, one end of the connecting hose 7 is fixedly connected, the micro water pump 6 is controlled by the temperature control switch to pump water in the liquid storage cylinder 4 into the annular cooling pipe 23 for circulation and heat dissipation, so that the influence of the temperature of the battery pack in the working process is reduced;

a plurality of fixing mechanisms are fixedly arranged on two sides of the top end of the bottom plate 1 at equal intervals, a plurality of thread sleeves 16 fixedly connected with the bottom plate 1 are fixedly arranged between two adjacent fixing mechanisms, cavities 38 are respectively arranged on two sides of the inner part of the top plate 2, rotating shafts 39 are respectively and rotatably connected with the inner parts of the two cavities 38, first knobs 8 are respectively and fixedly arranged at the ends of the two rotating shafts 39, a plurality of winding wheels 40 are respectively and fixedly sleeved on the surfaces of the two rotating shafts 39, steel wire ropes 17 are respectively and fixedly wound and connected on the surfaces of the winding wheels 40, threaded columns 41 are respectively and fixedly arranged at one ends of the steel wire ropes 17 penetrating through the cavities 38, the threaded columns 41 are in threaded connection with the corresponding thread sleeves 16, mounting plates 18 are respectively and fixedly arranged at the corners of two sides of the bottom plate 1 and the corners of two sides of the top plate 2, threaded holes are formed in the centers of the tops, the compactness of the battery pack is ensured, and the influence of the problems of battery expansion and the like on the battery pack is reduced;

referring to fig. 1, 3 and 4, the moving mechanism includes a front and back screw rod 25, two sliding blocks 26, a first bevel gear 27, a second bevel gear 28 and a second knob 19, the inside of the sliding chute 24 is slidably connected with the two sliding blocks 26, the two sliding blocks 26 are fixedly connected with the corner corresponding to one side of the U-shaped side plate 3, the two side walls of the sliding chute 24 are rotatably connected with the front and back screw rod 25 through embedded bearings, the two ends of the front and back screw rod 25 are in threaded connection with the center of the corresponding sliding block 26, the middle of the front and back screw rod 25 is fixedly sleeved with the second bevel gear 28, the center of one side of the bottom plate 1 is rotatably connected with the second knob 19, one end of the second knob 19 is fixedly provided with the first bevel gear 27, the first bevel gear 27 is engaged with the second bevel gear 28, the first bevel gear 27 is driven to rotate by the rotation of the second knob 19, the first bevel, thereby drive positive and negative lead screw 25 and rotate, rotate the separation and the closure that drive two sliders 26 through positive and negative lead screw 25, the separation and the closure that drive U type curb plate 3 through slider 26 are convenient for adapt to the fixed of different group batteries.

According to fig. 1, fig. 7 and fig. 8 show, stop gear includes connecting block 35, two extrusion springs 36 and two convex columns 37, the avris of connecting block 35 and connecting rod 14's end department fixed connection, the round hole has all been seted up to connecting block 35's both sides, the equal fixed mounting in inside of two round holes has extrusion spring 36, the equal fixed mounting in one end of two extrusion springs 36 has convex column 37, a plurality of arc walls 34 have been seted up to the both sides equidistance of jack, two convex columns 37 are inlayed with the arc wall 34 that corresponds and are established and be connected, inlay through convex column 37 and arc wall 34 and establish, be convenient for fix connecting rod 14.

According to fig. 1 and 2, block mechanism includes two L type pieces 21 and a plurality of spacing spring 22, L type groove 20 has all been seted up to the both sides of inserted block 10, the inside of two L type grooves 20 all alternates and is connected with L type piece 21, one side cell wall equidistance fixed mounting of two L type grooves 20 has a plurality of spacing spring 22, be located one side fixed connection of the inside a plurality of spacing spring 22 of same L type groove 20 and L type piece 21, spacing hole has all been seted up to the both sides cell wall of slot 9, the one end of two L type pieces 21 is inlayed with corresponding spacing hole and is equipped with the connection, inlay through L type piece 21 and spacing hole and establish, be convenient for fix inserted block 10.

Referring to fig. 1, 5 and 6, the fixing mechanism comprises a fixing plate 13, a groove 12 is formed on the side of the top end of the bottom plate 1, a plurality of strip-shaped grooves are formed in the bottom of the groove 12 at equal intervals, the fixing plate 13 is rotatably connected to the corners of the two side walls of the groove 12, a clamping groove 29 is formed on one side of the fixing plate 13, clamping plates 15 are rotatably connected to the two side walls of the clamping groove 29, the bottom ends of the clamping plates 15 are embedded and connected with the corresponding strip-shaped grooves, each clamping plate 15 comprises a rectangular sleeve box, rectangle sleeve block 31 and round pin axle 33, the top of rectangle sleeve box 30 is rotated with the top of draw-in groove 29 and is connected, and rectangle sleeve block 31 has been cup jointed to the inside of rectangle sleeve box 30, and a plurality of pinholes 32 have been seted up to the both sides equidistance of rectangle sleeve box 30, and the through hole has been seted up to the end department of rectangle sleeve block 31, and the through hole is aligned department with pinhole 32 and is interlude and be connected with round pin axle 33, further fixes the group battery through fixed plate 13.

The working principle of the invention is as follows: firstly, manually installing a new energy battery pack between a top plate 2 and a bottom plate 1, then manually rotating a second knob 19, driving a first bevel gear 27 to rotate through the rotation of the second knob 19, engaging the first bevel gear 27 with a second bevel gear 28 so as to drive the second bevel gear 28 to rotate, driving a positive screw rod 25 to rotate through the rotation of the second bevel gear 28, driving two slide blocks 26 in the same sliding chute 24 to move towards the middle part through the rotation of the positive screw rod 25, driving a U-shaped side plate 3 to move through the movement of the slide blocks 26 so as to limit and fix the battery pack, then manually rotating a fixing plate 13, enabling one side of the fixing plate 13 to be in contact with the surface of the battery pack, then buckling a clamping plate 15 of a clamping groove 29 on the back of the fixing plate 13, then manually pulling a rectangular sleeve block 31, enabling the bottom end of the rectangular sleeve block 31 to be embedded with a strip-shaped groove formed at the bottom, then insert round pin axle 33 to in the pinhole 32, be convenient for fix rectangle cover piece 31, fix the group battery, following that artificial rotation first knob 8, the rotation of rotation drive pivot 39 through first knob 8, the rotation through pivot 39 drives wind-up pulley 40 and rotates, receive and release wire rope 17 through wind-up pulley 40 rotation, following that with the threaded bush 16 threaded connection of one end and the wire rope 17, guarantee the compactness between the group battery, the group battery is at work, the temperature risees and opens miniature pump 6 through the temperature switch and drive the inside water suction of liquid storage cylinder 4 to annular cooling tube 23 inside circulation heat dissipation through miniature pump 6, reduce the influence of the high temperature that the group battery produced at charge-discharge to the group battery.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integral to; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The standard parts used by the invention can be purchased from the market, and the special-shaped parts can be customized according to the description and the description of the attached drawings.

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 invention, the scope of which is defined in the appended claims and their equivalents.