Modularized packaging assembly of power battery pole

Abstract

The utility model discloses a modularized packaging assembly of a power battery pole. The modularized packaging assembly comprises a sealing gasket, a conductive pole, a fastening ring and a clamping piece, mounting holes are formed in the centers of the sealing gaskets; the conductive pole is arranged in the mounting hole; the fastening ring is arranged on the outer side of the mounting hole and is used for fixing the conductive pole; the clamping piece is arranged on one side of the fastening ring and can control opening and closing of the fastening piece. According to the utility model, the fastening ring is arranged on the sealing gasket to fix the conductive pole, and the clamping piece is arranged on one side of the fastening ring to control the opening and closing of the fastening ring, so that the fastening ring is clamped by the clamping piece during installation to fix the conductive pole, or the fastening ring is loosened during maintenance and replacement to unlock the conductive pole for replacement; therefore, the sealing gasket is prevented from being damaged or a fluid system in the battery is prevented from being polluted when the conductive pole is replaced.

Description

TECHNICAL FIELD

[0001] The utility model relates to battery pole packaging technical field, concretely relates to a modularization packaging assembly of power battery pole. BACKGROUND

[0002] Power battery pole packaging is a key link in power battery design and manufacture, and its main purpose is to ensure the safety, sealing and electrical insulation of the battery. When packaging the pole, a sealing gasket is often used to seal the pole.

[0003] At present, the pole and the sealing structure are often packaged by riveting, a hole is arranged on the pole, and the pole is fixed to the cover plate by using a rivet, and a sealing insulating gasket is embedded in the hole to ensure the insulation performance. The existing power battery pole riveting fixing mode can complete the packaging of the pole and the sealing gasket. When the pole is fatigued or oxidized, the conductivity and mechanical strength of the pole are greatly reduced, so it is necessary to regularly detect and maintain the pole, and the pole needs to be replaced when necessary. The rivet is removed by drilling or cutting, and then the pole is taken out. In the disassembly process, the drill bit may deviate or the cutting may be too deep, thereby directly damaging the sealing structure. Even if the sealing structure is not directly damaged, the debris generated by drilling and cutting may enter the hole and pollute the internal fluid system of the battery, thereby affecting the performance of the battery.

[0004] Therefore, the existing riveting packaging mode of the pole and the sealing structure has the problem that the rivet needs to be drilled or cut when the pole is replaced, which may damage the sealing structure and pollute the internal fluid system of the battery, thereby affecting the performance of the battery. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a modularization packaging assembly of power battery pole to solve the technical problem that the rivet needs to be drilled or cut when the pole is replaced in the prior art, which may damage the sealing structure and pollute the internal fluid system of the battery, thereby affecting the performance of the battery.

[0006] To solve the above technical problems, the utility model provides the following technical scheme:

[0007] A modularization packaging assembly of power battery pole, comprising a sealing gasket, a mounting hole is arranged in the center of the sealing gasket, and a conductive pole is arranged in the mounting hole;

[0008] A fastening ring is arranged on the outside of the mounting hole, one side of the fastening ring is fixed to one side of the mounting hole, and the other side of the fastening ring is provided with a clamping piece;

[0009] The conductive pole is inserted into the mounting hole, the clamping piece can clamp the fastening ring on the side of the conductive pole to fix the conductive pole in the mounting hole, or the fastening ring is unlocked to take out the conductive pole for maintenance, so that the conductive pole can be installed in a detachable mode.

[0010] As a preferred scheme of the utility model, the sealing gasket comprises a metal washer and a sealing layer, the mounting hole is located at the center of the washer, and the sealing layer is arranged on the inner wall of the mounting hole.

[0011] The fastening ring is made of elastic metal, one side of the fastening ring is provided with a fixing block, the fixing block is welded on the metal washer, the side of the fastening ring away from the fixing block is provided with an opening, clamping blocks are formed outward on the two sides of the opening, and the clamping piece is arranged in the opening.

[0012] As a preferred scheme of the utility model, the clamping piece comprises a rod body and a handle, the handle is rotatably arranged at one end of the rod body, and the rotation axis of the handle is perpendicular to the axis of the rod body.

[0013] The rod body penetrates the opening of the clamping block, gaskets are arranged at the two ends of the rod body, the two gaskets are arranged on the outer sides of the two clamping blocks respectively, the gasket close to the handle end is movably sleeved on the rod body, and when the handle is rotated to be perpendicular to the rod body, the end of the handle can press the gasket to clamp the clamping block.

[0014] As a preferred scheme of the utility model, the connection part of the handle and the rod body is oval, the long radius of the end of the handle is perpendicular to the axis of the handle, and the short radius of the end of the handle is parallel to the axis of the handle.

[0015] The side of the fastening ring close to the handle is provided with a screw rod, a detachable nut is arranged on the screw rod, the end of the handle is provided with a positioning hole, and when the handle is rotated to press the clamping block, the positioning hole can be sleeved on the screw rod, and the handle is fixed through the nut.

[0016] As a preferred scheme of the utility model, the inner side of the fastening ring is provided with a convex ring, the side of the conductive pole is provided with a ring groove, and the convex ring can be arranged in the ring groove along with the clamping and clamping of the fastening ring.

[0017] The ring body of the fastening ring is sleeved with a silica gel pad, and the convex ring can extrude the silica gel pad into the ring groove.

[0018] As a preferred scheme of the utility model, the mounting hole inner wall bottom end is provided with a positioning ring groove, and the conductive pole lower end circumferential side is provided with a corresponding positioning convex ring.

[0019] The positioning convex ring can press the sealing layer and be clamped in the positioning ring groove when the conductive pole is inserted in the mounting hole.

[0020] Compared with the prior art, the utility model has the following beneficial effects:

[0021] The utility model discloses a fastening ring is arranged on the sealing gasket to fix the conductive pole, and a clamping piece is arranged on one side of the fastening ring to control the opening and closing of the fastening ring, so that the clamping piece is clamped with the fastening ring to fix the conductive pole during installation, or the fastening ring is loosened to unlock the conductive pole for replacement during maintenance and replacement, so that the sealing gasket is prevented from being damaged or the fluid system in the battery is prevented from being polluted when the conductive pole is replaced 。 BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative labor.

[0023] Figure 1 The utility model provides the structure schematic drawing of the modularization packaging assembly of the power battery pole for the embodiment of the utility model;

[0024] Figure 2 The utility model provides the cross section structure schematic drawing for the embodiment of the utility model;

[0025] Figure 3 The utility model provides the cross section structure schematic drawing at the fastening ring for the embodiment of the utility model;

[0026] Figure 4 The utility model provides the cross section structure schematic drawing of the mounting hole lower end for the embodiment of the utility model;

[0027] Figure 5 The utility model provides the overhead structure schematic drawing at the fastening ring for the embodiment of the utility model;

[0028] Figure 6 The utility model provides the handle side structure schematic drawing for the embodiment of the utility model.

[0029] The numbers in the drawing respectively represent as follows:

[0030] 1-sealing gasket;2-conductive pole;3-fastening ring;4-clamping piece;5-screw rod;

[0031] 11-mounting hole; 12-metal washer; 13-sealing layer; 21-ring groove; 22-positioning convex ring; 31-fixing block; 32-opening; 33-clamping block; 34-convex ring; 35-silica gel pad; 41-rod body; 42-handle; 51-nut;

[0032] 111-positioning ring groove; 411-gasket; 421-positioning hole. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the scope of the utility model.

[0034] As shown in Figure 1 and 2 The utility model provides a kind of modularization packaging assembly of power battery pole, including sealing gasket 1, sealing gasket 1 center is provided with mounting hole 11, mounting hole 11 is provided with conductive pole 2 in;

[0035] The outer side of mounting hole 11 is provided with fastening ring 3, one side of fastening ring 3 is fixed to one side of mounting hole 11, and the other side of fastening ring 3 is provided with clamping piece 4;

[0036] Conductive pole 2 is inserted into mounting hole 11, clamping piece 4 can be clamped to clamp fastening ring 3 on the circumferential side of conductive pole 2 to fix conductive pole 2 in mounting hole 11, or loosen and unlock fastening ring 3 to take out conductive pole 2 for maintenance, so that the detachable installation of conductive pole 2 is realized.

[0037] The utility model is through being provided with mounting hole 11 in sealing gasket 1, the outer side of mounting hole 11 is provided with fastening ring 3, and clamping piece 4 is provided on one side of fastening ring 3, when conductive pole 2 is inserted into mounting hole 11, clamping piece 4 can be clamped to clamp fastening ring 3 on the circumferential side of conductive pole 2 to fix pole, when pole 2 appears oxidation or corrosion problem, loosen clamping piece 4 can unlock fastening ring 3, so that conductive pole 2 is taken out and replaced.

[0038] Compared with the prior art of riveting pole and sealing structure by rivet, the embodiment replaces rivet with fastening ring 3 to fix conductive pole 2, clamping piece 4 is clamped to fastening ring 3 to fix conductive pole 2 in mounting hole 11, when conductive pole 2 needs to be replaced due to oxidation or corrosion, loosen clamping piece 4 to unlock fastening ring 3, so that conductive pole 2 is taken out, so that sealing gasket 1 is avoided to be damaged or the inner fluid system of battery is polluted by debris when conductive pole 2 is disassembled and assembled.

[0039] In order to realize the installation and opening and closing of the fastener 3, the following preferred embodiments are proposed.

[0040] As shown in Figures 1 to 5 The sealing gasket 1 includes a metal washer 12 and a sealing layer 13, the mounting hole 11 is located at the center of the washer 12, and the sealing layer 13 is arranged on the inner wall of the mounting hole 11;

[0041] Among them, the fastening ring 3 is an elastic metal, one side of the fastening ring 3 is provided with a fixed block 31, the fixed block 31 is welded on the metal washer 12, the side of the fastening ring 3 away from the fixed block 31 has an opening 32, and the two sides of the opening 32 form clamping blocks 33 outward, and the centers of the two clamping blocks 33 are provided with openings.

[0042] Specifically, the fastening ring 3 can be welded on the metal washer 12 through the fixed block 31, and the mounting hole 11 is arranged inside the fastening ring 3, so that the conductive pole 2 can be inserted into the mounting hole 11 through the fastening ring 3, and the clamping piece 4 can be pressed to clamp the two clamping blocks 33, and when the clamping piece 4 is loosened, the fastening ring 3 can be restored outward to unlock the conductive pole 2.

[0043] Among them, the sealing layer 13 is used to seal the gap between the conductive pole 2 and the mounting hole 11, so as to avoid the leakage of battery liquid.

[0044] In order to realize the pressing and unlocking of the clamping piece 4, the following preferred embodiments are proposed.

[0045] As shown in Figure 1 and 5 The clamping piece 4 includes a rod body 41 and a handle 42, the handle 42 is rotatably installed at one end of the rod body 41, and the rotation axis of the handle 42 is perpendicular to the axis of the rod body 41;

[0046] Among them, the rod body 41 passes through the opening of the clamping block 33, and the rod body 41 is provided with a gasket 411 at both ends, and the two gaskets 411 are arranged outside the two clamping blocks 33 respectively, and the gasket 411 close to the handle 42 is movably sleeved on the rod body 41, and when the handle 42 is rotated to be perpendicular to the rod body 41, the end of the handle 42 can press the gasket 411 at this position to clamp the clamping block 33.

[0047] Specifically, when the handle 42 is rotated, the gasket 411 can be pressed to clamp the two clamping blocks 33, and after the handle 42 is reversed, the gasket 411 can be loosened to unlock the clamping block 33.

[0048] In order to realize the rotation and pressing or loosening of the handle 42, the following preferred embodiments are proposed.

[0049] As shown in Figure 5 and 6As shown, the connecting part of the handle 42 and the rod body 41 is oval, the long radius of the end of the handle 42 is perpendicular to the axis of the handle 42, and the short radius of the end of the handle 42 is parallel to the axis of the handle 42.

[0050] Wherein, the side of the fastening ring 3 close to the handle 42 is provided with a screw rod 5, the screw rod 5 is provided with a detachable nut 51, the end of the handle 42 is provided with a positioning hole 421, when the handle 42 is pressed and clamped, the positioning hole 421 can be sleeved on the screw rod 5, and the handle 42 is fixed on the screw rod 5 through the nut 51.

[0051] Specifically, after the handle 42 is rotated by 90°, the rotating end of the handle 42 presses the gasket 411 from the short radius side to the long radius side, so as to press and clamp the two gaskets 411, and further press and clamp the two clamping blocks 33. After the handle 42 is rotated by 90°, the rotating end of the handle 42 presses the gasket 411 from the long radius side to the short radius side, so as to loosen the two gaskets 411, and the two clamping blocks 33 are opened to the two sides under the elastic force of the fastening ring 3, so as to unlock the conductive pole 2.

[0052] In addition, in order to avoid the handle 42 from loosening due to vibration and other factors during pressing, the screw rod 5 and the nut 51 are arranged on the side of the fastening ring 3 close to the handle 42, and the positioning hole 421 is arranged at the end of the handle 42. After the handle 42 is pressed and clamped, the positioning hole 421 can be sleeved on the screw rod 5, and the handle 42 is fixed on the screw rod 5 through the nut 51, so as to avoid loosening of the handle 42. Since the rod body 41 can rotate in the hole of the clamping block 33, the rotating direction of the handle 42 can also rotate with the rod body 41, that is, the handle 42 can be adjusted to rotate towards the direction of the screw rod 5, so as to be fixed through the screw rod 5 and the nut 51.

[0053] In order to further improve the clamping effect of the fastening ring 3, the following preferred embodiments are proposed.

[0054] As shown in the figure, Figure 3 The inner side of the fastening ring 3 is provided with a convex ring 34, and the circumferential side of the conductive pole 2 is provided with a ring groove 21, the convex ring 34 can be clamped in the ring groove 21 with the clamping of the fastening ring 3;

[0055] Wherein, the ring body of the fastening ring 3 is sleeved with a silica gel pad 35, and the convex ring 34 can extrude the silica gel pad 35 into the ring groove 21.

[0056] Specifically, when the fastening ring 3 is pressed and clamped by the clamping piece 4, the convex ring 34 can be clamped in the ring groove 21, further fixing the conductive pole 2.

[0057] Wherein, the silica gel pad 35 can further improve the tightness between the fastening ring 3 and the conductive pole 2, so as to ensure the stability of the conductive pole 2 during work.

[0058] To further improve the sealing between the conductive electrode post 2 and the mounting hole 11, the following preferred embodiments are proposed.

[0059] like Figure 4 As shown, a positioning ring groove 111 is provided at the bottom of the inner wall of the mounting hole 11, and a corresponding positioning protrusion 22 is provided on the lower periphery of the conductive electrode post 2.

[0060] The sealing layer 13 is elastic, and when the conductive electrode post 2 is inserted into the mounting hole 11, the positioning protrusion 22 can press against the sealing layer 13 and be locked in the positioning ring groove 111.

[0061] Specifically, when the conductive electrode post 2 is inserted into the mounting hole 11, the positioning protrusion 22 can be locked in the annular groove 111 to improve the stability and sealing of the connection.

[0062] In addition, during installation, the engagement of the positioning protrusion 22 and the positioning ring groove 111 indicates that the conductive electrode post 2 has been inserted into place. At this time, after the fastening ring 3 is pressed together, the protrusion 34 can be locked in the ring groove 21. Therefore, the positioning protrusion 22 and the positioning ring groove 111 can also play a positioning role.

[0063] In this embodiment, the conductive electrode post 2 is first inserted into the mounting hole 11. When the positioning protrusion 22 is stuck in the positioning ring groove 111, causing resistance to the insertion, it indicates that the conductive electrode post 2 is inserted in place. Remove the nut 51, adjust the rotation direction of the handle 42 so that it can rotate towards the screw 5, rotate the handle 42 until the positioning hole 421 is fitted onto the screw 5, and install the nut 51 on the screw 5. When the conductive electrode post 2 needs to be replaced during maintenance, remove the nut 51, reverse the handle 42 to unlock the fastening ring 3, remove the conductive electrode post 2 for replacement, and then press the handle 42 together and fix it with the nut 51.

[0064] The above embodiments are merely exemplary embodiments of this application and are not intended to limit this application. The scope of protection of this application is defined by the claims. Those skilled in the art can make various modifications or equivalent substitutions to this application within its substance and scope of protection, and such modifications or equivalent substitutions should also be considered to fall within the scope of protection of this application.

Claims

1. A modular packaging assembly for a power battery conductive electrode post, characterized in that, The sealing gasket (1) is provided with a mounting hole (11) in the center, and a conductive pole (2) is arranged in the mounting hole (11); The outer side of the mounting hole (11) is provided with a fastening ring (3), one side of the fastening ring (3) is fixed to one side of the mounting hole (11), and the other side of the fastening ring (3) is provided with a clamping piece (4); Wherein, after the conductive pole (2) is inserted into the mounting hole (11), the clamping piece (4) can clamp the fastening ring (3) on the circumferential side of the conductive pole (2) to fix the conductive pole (2) in the mounting hole (11), or loosen the fastening ring (3) to take out the conductive pole (2) for maintenance, so as to realize the detachable installation of the conductive pole (2).

2. The modular packaging assembly of the power battery conductive pole according to claim 1, wherein The sealing gasket (1) comprises a metal gasket (12) and a sealing layer (13), the mounting hole (11) is located in the center of the gasket (12), and the sealing layer (13) is arranged on the inner wall of the mounting hole (11); Wherein, the fastening ring (3) is made of elastic metal, one side of the fastening ring (3) is provided with a fixed block (31), the fixed block (31) is welded on the metal gasket (12), the side of the fastening ring (3) away from the fixed block (31) has an opening (32), and clamping blocks (33) are formed outward on both sides of the opening (32), two clamping blocks (33) are provided with an opening in the center, and the clamping piece (4) is arranged in the opening.

3. The modular packaging assembly of the power battery conductive pole according to claim 2, wherein The clamping piece (4) comprises a rod body (41) and a handle (42), the handle (42) is rotatably installed at one end of the rod body (41), and the rotation axis of the handle (42) is perpendicular to the axis of the rod body (41); Wherein, the rod body (41) is arranged through the opening of the clamping block (33), the rod body (41) is provided with a gasket (411) at both ends, two gaskets (411) are arranged on the outer sides of the two clamping blocks (33) respectively, the gasket (411) close to one end of the handle (42) is movably sleeved on the rod body (41), and when the handle (42) is rotated to be perpendicular to the rod body (41), the end of the handle (42) can press the gasket (411) at this position to clamp the clamping block (33).

4. The modular packaging assembly of the power battery conductive pole according to claim 3, wherein The connection part of the handle (42) and the rod body (41) is oval, the long radius of the end of the handle (42) is perpendicular to the axis of the handle (42), and the short radius of the end of the handle (42) is parallel to the axis of the handle (42). The fastening ring (3) is provided with a screw rod (5) on the side close to the handle (42), the screw rod (5) is provided with a detachable nut (51), the handle (42) is provided with a positioning hole (421) at the end, when the handle (42) is rotated to press the clamping block (33), the positioning hole (421) can be sleeved on the screw rod (5), and the handle (42) is fixed by the nut (51).

5. The power battery conducting post modular packaging assembly according to claim 3, wherein, The inner side of the fastening ring (3) is provided with a convex ring (34), the conducting post (2) is provided with a ring groove (21) on the side, the convex ring (34) can be set in the ring groove (21) with the clamping and clamping of the fastening ring (3); The ring body of the fastening ring (3) is sleeved with a silica gel pad (35), and the convex ring (34) can extrude the silica gel pad (35) into the ring groove (21).

6. The power battery conducting post modular packaging assembly according to claim 2, wherein, The inner wall bottom end of the mounting hole (11) is provided with a positioning ring groove (111), and the lower end of the conducting post (2) is provided with a corresponding positioning convex ring (22) on the side; The sealing layer (13) has elasticity, and when the conducting post (2) is inserted into the mounting hole (11), the positioning convex ring (22) can press the sealing layer (13) and be set in the positioning ring groove (111).

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