Immersed energy storage box welding tool

Abstract

An immersed energy storage box welding tool belongs to the technical field of welding and comprises a base plate, a supporting base plate, a first limiting baffle, a second limiting baffle, a first jacking arm and a second jacking arm. The supporting base plate is arranged on the base plate through the supporting beam, the supporting base plate is located above the base plate, a certain distance is formed between the supporting base plate and the base plate, the first limiting baffle is arranged on one side of the supporting base plate in the width direction, and the first jacking arm is arranged on the other side of the supporting base plate in the width direction; the second limiting plate is arranged on one side of the supporting base plate in the length direction, and the second jacking arm is arranged on the other side of the supporting base plate in the length direction; the first jacking arm and the second jacking arm are the same in structure and comprise jacking arm stand columns and jacking rods, shaft sleeves are arranged at the upper ends of the jacking arm stand columns, threads are arranged in the shaft sleeves, threads are arranged on the outer surfaces of the jacking rods, and the middles of the jacking rods are connected into the shaft sleeves in a threaded mode.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of welding, and particularly relates to an immersed energy storage box body welding tool. BACKGROUND

[0002] In recent years, the capacity of energy storage cells is increasing, and a large number of cells generate more and more heat during integration. The cooling capacity of the air cooling system is not enough to meet the heat dissipation needs of the energy storage battery pack. Immersed liquid cooling heat dissipation is to immerse the energy storage cells directly in the cooling liquid, so that the cells are completely isolated from air, moisture, etc., to control the operating temperature of the energy storage battery system and achieve the purpose of thermal management. The liquid-cooled aluminum alloy energy storage battery box includes an upper cover plate and a box frame, which is connected with the cold liquid bottom plate through laser welding or friction stir welding. This design not only improves the overall strength of the system, but also optimizes the cooling effect, thereby improving the service life and safety of the battery. In the prior art, when immersed aluminum alloy energy storage box side beams are friction stir welded, the tool clamping requirements are high, the control requirements of the gap and the misalignment between the groups are high, and the production efficiency and the qualification rate are reduced; since the immersed aluminum alloy energy storage box side beam welding is divided into positive and reverse installation, two sets of tools need to be designed for welding, which increases the production cost. SUMMARY

[0003] Therefore, the utility model discloses an immersed energy storage box body welding tool, and the specific scheme is as follows:

[0004] An immersed energy storage box body welding tool, comprising a base plate, a support pad, a first limiting baffle, a second limiting baffle, a first tightening arm and a second tightening arm.

[0005] The support pad is arranged on the base plate through a support beam, so that the support pad is located above the base plate and is spaced apart from the base plate by a certain distance, the first limiting baffle is arranged on one side of the support pad in the width direction, and the first tightening arm is arranged on the other side of the support pad in the width direction.

[0006] The second limiting baffle is arranged on one side of the support pad in the length direction, and the second tightening arm is arranged on the other side of the support pad in the length direction.

[0007] The first tightening arm and the second tightening arm are the same in structure and each comprise a tightening arm stand and a tightening rod, the upper end of the tightening arm stand is provided with a shaft sleeve, the shaft sleeve is provided with a screw thread inside, the outer surface of the tightening rod is provided with a screw thread, and the middle part of the tightening rod is screwed into the shaft sleeve.

[0008] As a preferred technical scheme of the utility model, a first frame support pad block is arranged on the base plate and located between the first tightening arm and the support pad.

[0009] The first limiting baffle and the second limiting baffle are structurally identical, and each includes a baffle base, a vertical plate, a second frame support cushion block and a third frame support cushion block.

[0010] As a preferred technical scheme of the utility model, the utility model also includes a pressing mechanism, the pressing mechanism includes a support column, a pressing seat connecting plate, a pressing screw and a pressing plate.

[0011] The support column is provided with two groups, which are a first support column and a second support column, the first support column is arranged on one side of the support cushion plate in the length direction, the second support column is arranged on the other side of the support cushion plate in the length direction, the two groups of support columns are connected with the pressing seat connecting plate, the pressing seat connecting plate is located above the support cushion plate, and the length direction of the pressing seat connecting plate is parallel to the length direction of the weld; the pressing seat connecting plate is provided with a threaded hole, the pressing screw is screwed into the threaded hole on the pressing seat connecting plate, and the pressing plate below the pressing seat connecting plate is connected with the lower end of the pressing screw.

[0012] As a preferred technical scheme of the utility model, the utility model also includes a pin shaft, the end portions of the pressing seat connecting plate in the length direction are connected with the support columns through the pin shafts, so that the pressing seat connecting plate is detachable.

[0013] As a preferred technical scheme of the utility model, the pressing plate is hingedly connected with the pressing screw.

[0014] As a preferred technical scheme of the utility model, the utility model also includes a lifting ring, the lifting ring is provided with four groups and is arranged at the four corner positions of the base plate.

[0015] Beneficial effects: the utility model provides a submerged energy storage box body welding tool, through the cooperation of the pressing arm structure on both sides of the weld, the pressing arm position and the lateral jacking device, the assembly gap and the misalignment amount of the profile before welding are guaranteed to meet the welding requirement, and the welding joint quality is stable; the energy storage box body side beam is positively assembled and reversely assembled on the same tool for welding, the production cycle is shortened; friction stir welding and arc welding can be carried out respectively, and the tool manufacturing cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model.

[0017] Figure 2 It is a three-dimensional structure schematic view of the utility model.

[0018] Figure 3It is the first top arm structure schematic view of the utility model.

[0019] Figure 4 It is the pressing mechanism structure schematic view of the utility model.

[0020] Figure 5 It is the first frame support cushion block structure schematic view of the utility model.

[0021] Figure 6 It is the first limit baffle structure schematic view of the utility model.

[0022] Figure 7 It is the energy storage box structure schematic view of the utility model.

[0023] Figure 8 It is the energy storage box structure schematic view of the utility model.

[0024] In the drawing: 1. base plate, 2. support cushion plate, 3. first limit baffle, 4. second limit baffle, 5. first top arm, 6. second top arm, 7. top arm stand, 8. shaft sleeve, 9. first frame support cushion block, 10. second frame support cushion block, 11. third frame support cushion block, 12. baffle base, 13. vertical plate, 14. pressing mechanism, 15. support stand, 16. pressing seat connecting plate, 17. pressing screw, 18. pressing plate, 19. pin shaft, 20. hoisting ring, 21. left box, 22. right box, 23. left bottom plate, 24. left side plate, 25. right bottom plate, 26. right side plate, 27. top rod. DETAILED DESCRIPTION

[0025] In the description of the utility model, it needs to be understood that the terms "first", "second" are only for the purpose of description, and can not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second" can be explicitly or implicitly included at least one feature. In the description of the utility model, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0026] In the utility model, unless otherwise specifically defined and limited, the terms "installation", "connection", "connection", "fixing" and other terms should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected or communicate with each other; it can be directly connected, or it can be indirectly connected through an intermediate medium, it can be the communication or interaction relationship between two elements, unless otherwise specifically limited. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific situation.

[0027] The submerged energy storage box body is as followsFigure 8 As shown, it comprises a left part box 21 and a right part box 22, the left part box 21 comprises a left bottom plate 23 and a left side plate 24, and the right part box 22 comprises a right bottom plate 25 and a right side plate 26.

[0028] The left side plate 24 is vertically arranged at the left end of the left bottom plate 23, specifically, the lower end of the left side plate 24 is connected with the left end of the left bottom plate 23; the right side plate 26 is vertically arranged at the right end of the right bottom plate 25, specifically, the lower end of the right side plate 26 is connected with the left end of the right bottom plate 25, then the left bottom plate 23 and the right bottom plate 25 are butted, and are welded by using FSW welding process. The left bottom plate 23 and the left side plate 24 are integrally formed, specifically, are prepared by using extrusion process, and the right bottom plate 25 and the right side plate 26 are integrally formed.

[0029] As shown in the figure, Figures 1 to 7 As shown, the welding tool comprises a base plate 1, a supporting cushion plate 2, a first limiting baffle 3, a second limiting baffle 4, a first tightening arm 5 and a second tightening arm 6. The supporting cushion plate 2, the first limiting baffle 3, the second limiting baffle 4, the first tightening arm 5 and the second tightening arm 6 are arranged on the base plate 1.

[0030] The supporting cushion plate 2 is arranged on the base plate 1 through a supporting beam, so that the supporting cushion plate 2 is located above the base plate 1 and is spaced apart from the base plate 1 by a certain distance, the first limiting baffle 3 and the first tightening arm 5 are arranged on the base plate 1 and are located on both sides of the supporting cushion plate 2 in the width direction, specifically, the first limiting baffle 3 is arranged on one side of the supporting cushion plate 2 in the width direction, and the first tightening arm 5 is arranged on the other side of the supporting cushion plate 2 in the width direction.

[0031] The second limiting baffle and the second tightening arm 6 are arranged on the base plate 1 and are located on both sides of the supporting cushion plate 2 in the length direction, specifically, the second limiting baffle is arranged on one side of the supporting cushion plate 2 in the length direction, and the second tightening arm 6 is arranged on the other side of the supporting cushion plate 2 in the length direction.

[0032] The first tightening arm 5 and the second tightening arm 6 are the same in structure, and both comprise a tightening arm column 7 and a tightening rod 27, the upper end of the tightening arm column 7 is provided with a shaft sleeve 8, the shaft sleeve 8 is provided with a thread inside, the outer surface of the tightening rod 27 is provided with a thread, and the middle part of the tightening rod 27 is screwed into the shaft sleeve 8.

[0033] Preferably, as a supplement to the above technical scheme, the end of the tightening rod 27 is provided with a tightening rod 27 pad, and the pad material can be selected from rubber and the like structure to avoid scratching the box.

[0034] When the box body is welded, the left bottom plate 23 of the left box body 21 and the right bottom plate 25 of the right box body 22 are respectively welded by friction stir welding from the front and the back, and when the front welding is performed, the left side plate 24 is located above the left bottom plate 23, the right side plate 26 is located above the right bottom plate 25, and the left bottom plate 23 and the right bottom plate 25 are oppositely arranged for welding.

[0035] First, the front welding is performed, and then the back welding is performed. Figure 2 As shown, first, the left box body 21 and the right box body 22 are placed on the support pad plate 2, and then clamping and positioning are performed, specifically, first, the left box body 21 is closely arranged against the first limiting baffle 3, then the left box body 21 and the right box body 22 are closely arranged against the second limiting baffle 4 in the length direction, then the first tightening arm 5 and the second tightening arm 6 are tightened, the position of the left box body 21 and the right box body 22 is fixed, and then the front welding is performed.

[0036] When the back welding is performed, the first tightening arm 5 and the second tightening arm 6 are loosened, and then the energy storage box body is turned over, so that the left bottom plate 23 and the right bottom plate 25 are placed on the support pad plate 2, and since the support pad plate 2 and the base plate 1 are spaced apart by a certain distance, the lower ends of the left side plate 24 and the right side plate 26 are prevented from interfering with the base plate 1 in the spatial position.

[0037] As a preferred technical scheme of the utility model, the first frame support pad block 9 is arranged on the base plate 1 and located between the first tightening arm 5 and the support pad plate 2, and is used for supporting the lower end of the right side plate 26 of the right box body 22 during back welding.

[0038] The first limiting baffle 3 and the second limiting baffle 4 are the same in structure and both include a baffle base 12, a vertical plate 13, a second frame support pad block 10 and a third frame support pad block 11, the baffle base 12 is arranged on the base plate 1, the vertical plate 13 and the second frame support pad block 10 are both arranged on the baffle base 12, the vertical plate 13 is vertically arranged, the second frame support pad block 10 is located on one side of the vertical plate 13, the upper end of the second frame support pad block 10 is located at the same height as the upper end of the first frame support pad block 9, and the second frame support pad block 10 is used for supporting the lower end of the left side plate 24 of the left box body 21 during back welding. The third frame support pad block 11 is arranged on the side surface of the vertical plate 13 and is used for limiting the left side plate 24 of the left box body 21 during front or back welding.

[0039] As the preferred technical scheme of the utility model, further include the compression mechanism 14, the compression mechanism 14 is equipped with two groups, and two compression mechanisms 14 are used to apply the downward pressure towards the support backing plate 2 to the left bottom plate 23 of left part box 21 and the right bottom plate 25 of right part box 22 respectively.

[0040] The compression mechanism 14 includes support column 15, compression seat connecting plate 16, compression screw 17, compression plate 18

[0041] The support column 15 is equipped with two groups, and is first support column and second support column respectively, the first support column is arranged at one side of the length direction of support backing plate 2, the second support column is arranged at the other side of the length direction of support backing plate 2, and the compression seat connecting plate 16 is connected between two groups of support columns 15, the compression seat connecting plate 16 is located above support backing plate 2, and the length direction of compression seat connecting plate 16 is parallel with the length direction of weld seam.The compression seat connecting plate 16 is provided with threaded hole, the compression screw 17 is screwed in the threaded hole on the compression seat connecting plate 16, the compression plate 18 below the compression seat connecting plate 16 is connected with the lower end of compression screw 17, so that when compression screw 17 is screwed, the compression plate 18 moves downward and is compressed on the support backing plate 2 to the left bottom plate 23 or right bottom plate 25 of box.

[0042] Through the above setting, the risk that left side plate 24 / right side plate 26 weight is too large to cause left part box 21 / right part box 22 to fall off from support backing plate 2 is avoided.

[0043] As the supplement of the above technical scheme, further include pin shaft 19, and the end of the length direction of compression seat connecting plate 16 is connected with support column 15 through pin shaft 19, so that compression seat connecting plate 16 is detachable, when completing forward welding or reverse welding, pin shaft 19 can be pulled out, and compression seat connecting plate 16 is detached, so that box is convenient to take out.

[0044] As the supplement of the above technical scheme, the compression plate 18 is hinged with compression screw 17, so that when compression screw 17 is screwed, the compression plate 18 does not slide and rub with left bottom plate 23 / right bottom plate 25, so that the plate material is scratched.

[0045] As the preferred technical scheme of the utility model, further include lifting ring 20, the lifting ring 20 is equipped with four groups and is arranged at the position of four corners of base plate 1, is used for tool lifting, and the bottom of lifting ring 20 is provided with bolt and is screwed with base plate 1, so that it is convenient to disassemble.

[0046] The above only is the preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, and any person skilled in the art in the technical range disclosed by the present application can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application, which should be covered in the protection scope of the present application.

Claims

1. An immersed energy storage tank welding fixture, characterized in that, It includes base plate (1), support pad (2), first limiting baffle (3), second limiting baffle (4), first top arm (5), second top arm (6); The support pad (2) is arranged on the base plate (1) by the support beam, so that the support pad (2) is located above the base plate (1) and is spaced apart from the base plate (1) by a certain distance, the first limiting baffle (3) is arranged on one side of the support pad (2) in the width direction, and the first top arm (5) is arranged on the other side of the support pad (2) in the width direction; The second limiting plate is arranged on one side of the support pad (2) in the length direction, and the second top arm (6) is arranged on the other side of the support pad (2) in the length direction. The first top arm (5) and the second top arm (6) are the same in structure, and each includes a top arm column (7) and a top rod (27), the top arm column (7) is provided with a shaft sleeve (8) at the upper end, the shaft sleeve (8) is provided with a thread inside, and the top rod (27) is provided with a thread on the outer surface, and the middle part of the top rod (27) is screwed into the shaft sleeve (8).

2. The submerged energy storage tank welding tooling of claim 1, wherein, It also includes a first frame support pad (9), which is arranged on the base plate (1) and located between the first top arm (5) and the support pad (2). The first limiting baffle (3) and the second limiting baffle (4) are the same in structure, and each includes a baffle base (12), a vertical plate (13), a second frame support pad (10) and a third frame support pad (11), the baffle base (12) is arranged on the base plate (1), the vertical plate (13) and the second frame support pad (10) are arranged on the baffle base (12), the vertical plate (13) is arranged vertically, the second frame support pad (10) is located on one side of the vertical plate (13), the upper end of the second frame support pad (10) is located at the same height as the upper end of the first frame support pad (9), and the third frame support pad (11) is arranged on the side surface of the vertical plate (13).

3. The submerged energy storage tank welding tooling of claim 1, wherein, It also includes a pressing mechanism (14), which includes a support column (15), a pressing seat connecting plate (16), a pressing screw (17) and a pressing plate (18). The support column (15) is provided with two groups of first support columns and second support columns, the first support column is arranged on one side of the support pad (2) in the length direction, the second support column is arranged on the other side of the support pad (2) in the length direction, the two groups of support columns (15) are connected by the pressing seat connecting plate (16), and the pressing seat connecting plate (16) is located above the support pad (2); the pressing seat connecting plate (16) is provided with a threaded hole, the pressing screw (17) is screwed into the threaded hole of the pressing seat connecting plate (16), and the lower end of the pressing screw (17) is connected with the pressing plate (18) located below the pressing seat connecting plate (16).

4. The submerged energy storage tank welding tooling of claim 3, wherein, It also includes a pin shaft (19), the end of the pressing seat connecting plate (16) in the length direction is connected with the support column (15) through the pin shaft (19), so that the pressing seat connecting plate (16) can be detached.

5. The submerged energy storage tank welding tooling of claim 3, wherein, The pressing plate (18) and the pressing screw (17) are hinged.

6. The submerged energy storage tank welding tooling of claim 1, wherein, Also included is a lifting ring (20) provided with four sets and arranged at the four corner positions of the base plate (1).

Images