CN113659187B - Storage battery and assembly process - Google Patents
Storage battery and assembly process Download PDFInfo
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- CN113659187B CN113659187B CN202110832642.8A CN202110832642A CN113659187B CN 113659187 B CN113659187 B CN 113659187B CN 202110832642 A CN202110832642 A CN 202110832642A CN 113659187 B CN113659187 B CN 113659187B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0413—Large-sized flat cells or batteries for motive or stationary systems with plate-like electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/112—Monobloc comprising multiple compartments
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The invention provides a storage battery and an assembly process, which belong to the technical field of storage batteries and comprise a storage battery groove body, a plurality of pole groups and a storage battery cover body. The storage battery groove body comprises a plurality of accommodating grooves, and positioning clamping pieces are respectively arranged on the inner side walls opposite to the accommodating grooves; the two sides of the upper part of the pole group are respectively provided with a positive pole bus bar and a negative pole bus bar, the two ends of the positive pole bus bar and the negative pole bus bar are respectively clamped and matched with the corresponding positioning clamping pieces, the positive pole bus bar and the negative pole bus bar are provided with pole columns, the pole columns on the adjacent positive pole bus bar and the adjacent negative pole bus bar are welded and fixed, and the welding positions of the pole columns are matched with the clamping positions of the two ends of the positive pole bus bar or the negative pole bus bar to form a three-point positioning structure; the storage battery cover body is buckled at the upper end of the storage battery groove body and used for plugging an opening area at the upper part of the storage battery groove body. The storage battery provided by the invention can greatly reduce the vibration of the pole group, and the service life and the use safety of the storage battery are improved.
Description
Technical Field
The invention belongs to the technical field of storage batteries, and particularly relates to a storage battery and an assembly process.
Background
When the storage battery for the vehicle runs, vibration cannot be avoided, when the vibration is frequent or violent, the internal polar group of the storage battery can vibrate along with the vibration, the internal polar plate of the storage battery is easy to damage, short circuit, bus bar fracture, polar plate falling and other conditions are caused, internal faults of the storage battery are caused, and the service life and the use safety of the storage battery are seriously influenced. Many storage battery manufacturers adopt a mode of adding glue at the bottom of the pole group and adhering the glue to the groove or placing a support on the upper part of the pole group to fix the pole group, so that the adverse effect caused by shaking of the pole group in the vibration process is relieved, but the mode needs to adopt a special adhesive or separately manufacture the support, and the manufacturing cost is higher.
Disclosure of Invention
The invention aims to provide a storage battery, and aims to solve the problem that the storage battery is vibrated, so that a pole group vibrates along with the storage battery, the internal fault of the storage battery is caused, and the service life and the use safety of the storage battery are influenced.
In order to realize the purpose, the invention adopts the technical scheme that: provided is a storage battery including:
the storage battery groove comprises a plurality of accommodating grooves which are arranged in a matrix manner, and positioning clamping pieces are respectively arranged on the inner side walls opposite to the accommodating grooves;
the electrode groups are correspondingly arranged in the accommodating grooves one by one, positive electrode busbars and negative electrode busbars are respectively arranged on two sides of the upper parts of the electrode groups, two ends of each of the positive electrode busbars and the two ends of each of the negative electrode busbars are respectively clamped and matched with the corresponding positioning clamping pieces, polar columns are arranged on the positive electrode busbars and the negative electrode busbars, the polar columns on the adjacent positive electrode busbars and the polar columns on the negative electrode busbars are welded and fixed so as to sequentially connect the electrode groups in series, and the welding positions of the polar columns are matched with the clamping positions of the two ends of the positive electrode busbars or the two ends of the negative electrode busbars so as to form a three-point positioning structure;
and the storage battery cover body is buckled at the upper end of the storage battery body and used for plugging the opening area of the upper part of the storage battery body.
In a possible implementation manner, the number of the positioning clamping pieces is four, every two positioning clamping pieces are oppositely arranged on the inner side wall opposite to the accommodating groove and are respectively used for clamping the two ends of the positive bus bar and the two ends of the negative bus bar.
In a possible implementation manner, the positioning fastener comprises two positioning pieces which are sequentially arranged from top to bottom, the inner side surface of the positioning piece at the lower part is attached to the outer side surface of the positive bus bar or the outer side surface of the negative bus bar and used for limiting the transverse displacement of the pole group, and the lower end surface of the positioning piece at the upper part is attached to the upper end surface of the positive bus bar or the upper end surface of the negative bus bar and used for limiting the longitudinal displacement of the pole group.
In a possible implementation manner, the positioning piece is an inclined pin boss, the outer side surface of the inclined pin boss is connected to the inner side wall of the holding tank, the outer side wall of the inclined pin boss is a first positioning inclined surface, and the first positioning inclined surface inclines towards the inside of the holding tank from top to bottom; the end part of the positive busbar and the end part of the negative busbar are both provided with a second positioning inclined plane, the second positioning inclined plane inclines towards the inner side wall of the accommodating groove from top to bottom, and the first positioning inclined plane is matched with the second positioning inclined plane.
In one possible implementation, the thickness of the inclined pin seat, the thickness of the positive electrode bus bar and the thickness of the negative electrode bus bar are the same.
In a possible implementation manner, the width of the inclined pin seat is greater than or equal to the width of the corresponding positive electrode bus bar and the width of the corresponding negative electrode bus bar.
In a possible implementation manner, the distance between two opposite inclined pin seats is greater than or equal to the width of the pole group.
In a possible implementation manner, the distance from the lower end surface of the inclined pin seat positioned at the upper part to the inner bottom surface of the storage battery groove body is the same as the distance from the positive electrode bus bar or the negative electrode bus bar to the lower end surface of the pole group.
In one possible implementation manner, the opening area at the upper part of the storage battery groove body is elastic.
The storage battery provided by the invention has the beneficial effects that: compared with the prior art, put into the holding tank that corresponds with utmost point group, the equal joint of anodal busbar and the negative pole busbar on utmost point group upper portion is between two location fasteners on the relative inside wall of holding tank. In addition, all be equipped with utmost point post on anodal busbar and the negative pole busbar, the utmost point post that lies in on the anodal busbar on the adjacent utmost point group and the utmost point post welded fastening that lies in on the negative pole busbar to make a plurality of utmost point groups establish ties in proper order. The welding position of the pole is matched with the clamping positions at the two ends of the positive electrode bus bar or the negative electrode bus bar, and a triangular mechanical structure is formed through the three points. By using the storage battery provided by the invention, the two ends of the positive bus bar and the negative bus bar on the pole group are in clamping fit with the corresponding positioning clamping pieces in the accommodating groove, and a stable triangular mechanical structure is formed by utilizing the welding positions of the pole group, so that the vibration of the pole group can be greatly reduced, and the service life and the use safety of the storage battery are improved.
The invention also provides a storage battery assembling process, which specifically comprises the following steps:
s1: positioning clamping pieces are arranged in a plurality of accommodating grooves distributed in the storage battery groove body, the upper part of the opposite inner side wall of each accommodating groove is provided with four positioning clamping pieces, the four positioning clamping pieces are arranged in pairs in an opposite mode, and each positioning clamping piece is provided with two inclined pin seats which are mutually attached from top to bottom;
s2: installing a plurality of pole groups in corresponding accommodating grooves from top to bottom respectively until the bottoms of the pole groups reach the bottoms of the accommodating grooves, and enabling side surfaces at two ends of a positive pole busbar and side surfaces at two ends of a negative pole busbar to abut against inclined surfaces of opposite lower inclined pin seats respectively through upper inclined pin seats so that top surfaces at two ends of the positive pole busbar and top surfaces at two ends of the negative pole busbar abut against lower end surfaces of opposite upper inclined pin seats;
s3: and sequentially welding and fixing the poles on the adjacent positive bus bar and the negative bus bar, and finally buckling the storage battery cover body on the storage battery groove body and connecting the storage battery cover body in a sealing manner.
Compared with the prior art, the assembly process of the storage battery provided by the invention has the advantages that the pole group is placed in the corresponding accommodating groove, the side surfaces of the two ends of the positive bus bar and the negative bus bar are matched with the inclined surface of the lower inclined pin seat and are mutually abutted, and the top surfaces of the two ends of the positive bus bar and the negative bus bar are matched with the lower end surface of the upper inclined pin seat and are mutually abutted. In addition, the pole on the positive busbar and the pole on the negative busbar on the adjacent pole groups are welded and fixed, so that the plurality of pole groups are sequentially connected in series. The welding position of the pole is matched with the clamping positions at the two ends of the positive electrode bus bar or the negative electrode bus bar, and a triangular mechanical structure is formed through the three points. By using the storage battery provided by the invention, the two ends of the positive bus bar and the negative bus bar on the pole group are matched with the two corresponding inclined pin seats in the accommodating groove, and a stable triangular mechanical structure is formed by utilizing the welding position of the pole group, so that the vibration of the pole group can be greatly reduced, and the service life and the use safety of the storage battery are improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a plan view of a battery case according to an embodiment of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken along A-A of FIG. 1;
FIG. 3 is a top view of a plurality of pole groups provided by an embodiment of the present invention;
FIG. 4 is a side view of FIG. 3;
fig. 5 is a schematic structural diagram of a storage battery according to an embodiment of the present invention;
fig. 6 is a top view of a storage battery according to an embodiment of the present invention.
Description of reference numerals:
100. a storage battery tank body; 110. accommodating grooves;
200. positioning the clamping piece; 210. an inclined pin seat; 201. a first positioning inclined plane;
300. a pole group; 310. a positive electrode bus bar; 320. a negative electrode bus bar; 330a and a middle pole; 330b, an end pole column; 301. a second positioning inclined plane;
400. and a battery cover.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
Referring to fig. 1 to 6, a description will now be given of a battery according to the present invention. A battery includes a battery case 100, a plurality of pole groups 300, and a battery cover 400.
The storage battery groove body 100 comprises a plurality of accommodating grooves 110 which are arranged in a matrix manner, and positioning clamping pieces 200 are respectively arranged on the inner side walls of the accommodating grooves 110 which are opposite to each other; the plurality of pole groups 300 are correspondingly arranged in the plurality of accommodating grooves 110 one by one, two sides of the upper part of each pole group 300 are respectively provided with a positive pole bus bar 310 and a negative pole bus bar 320, two ends of each positive pole bus bar 310 and two ends of each negative pole bus bar 320 are respectively in clamping fit with the corresponding positioning clamping pieces 200, pole columns are arranged on the positive pole bus bars 310 and the negative pole bus bars 320, the pole columns on the adjacent positive pole bus bars 310 and the pole columns on the negative pole bus bars 320 are welded and fixed so as to sequentially connect the plurality of pole groups 300 in series, and the welding positions of the pole columns are matched with the clamping positions of the two ends of the positive pole bus bars 310 or the negative pole bus bars 320 so as to form a three-point positioning structure; the battery cover 400 is fastened to the upper end of the battery container 100 and is used for sealing the opening area of the upper part of the battery container 100.
Compared with the prior art, the storage battery provided by the invention has the advantages that the pole group 300 is placed into the corresponding accommodating groove 110, and the positive bus bar 310 and the negative bus bar 320 at the upper part of the pole group 300 are clamped between the two positioning clamping pieces 200 on the opposite inner side walls of the accommodating groove 110. In addition, the positive electrode bus bar 310 and the negative electrode bus bar 320 are respectively provided with a pole, and the pole on the positive electrode bus bar 310 and the pole on the negative electrode bus bar 320 on the adjacent electrode groups 300 are welded and fixed, so that the plurality of electrode groups 300 are sequentially connected in series. The welding position of the pole is matched with the clamping positions at the two ends of the positive busbar 310 or the negative busbar 320, and a triangular mechanical structure is formed by the three points. By using the storage battery provided by the invention, two ends of the positive bus bar 310 and the negative bus bar 320 on the pole group 300 are in clamping fit with the corresponding positioning clamping pieces 200 in the accommodating groove 110, and a stable triangular mechanical structure is formed by utilizing the welding positions of the pole group 300, so that the vibration of the pole group 300 can be greatly reduced, and the service life and the use safety of the storage battery are improved.
Specifically, the poles on the pole groups 300 at different positions are not completely the same, and in the plurality of pole groups 300 connected in series in sequence, the poles on the pole groups 300 at the initial end and the tail end are end poles 330b, and the end poles 330b penetrate through the end cover of the storage battery from bottom to top and are used for electrically connecting the positive pole and the negative pole of the external wiring equipment; the utmost point post on the utmost point group 300 that is located the middle part is utmost point post 330a in the middle of, utmost point post 330a in the middle of adjacent anodal and utmost point post 330a welded fastening in the middle of the negative pole, adopts the mode of wearing wall welding, runs through the lateral wall of holding tank 110 promptly and welds to realize adjacent utmost point group 300 electricity connection in proper order.
Specifically, referring to the shaded portion in fig. 6, no matter the terminal post 330b or the middle post 330a is adopted, a triangular mechanical structure can be formed with the corresponding positive electrode bus bar 310 and the negative electrode bus bar 320, so as to ensure the stability of any one of the electrode groups 300 in the battery cell body 100 and reduce the vibration of the electrode groups 300 in the accommodating groove 110.
Referring to fig. 1, four positioning clips 200 are provided, and are disposed on the opposite inner sidewalls of the accommodating groove 110, and are respectively used for being clipped at two ends of the positive bus bar 310 and two ends of the negative bus bar 320.
In this embodiment, the four positioning clips 200 include two sets of opposite positioning clips 200, wherein one set of the opposite positioning clips 200 is engaged with two ends of the positive bus bar 310, and the other set of the opposite positioning clips 200 is engaged with two ends of the negative bus bar 320, so as to stably mount the pole group 300 in the corresponding receiving groove 110.
As an embodiment of the storage battery according to the present invention, please refer to fig. 2, the positioning clip 200 includes two positioning members sequentially disposed from top to bottom, an inner side surface of the lower positioning member is attached to an outer side surface of the positive bus bar 310 or an outer side surface of the negative bus bar 320 for limiting a transverse displacement of the electrode group 300, and a lower end surface of the upper positioning member is attached to an upper end surface of the positive bus bar 310 or an upper end surface of the negative bus bar 320 for limiting a longitudinal displacement of the electrode group 300.
In this embodiment, the inner side surfaces of the two opposite lower positioning members are respectively attached to the outer side surface of the corresponding positive bus bar 310 or the outer side surface of the corresponding negative bus bar 320, and the two opposite lower positioning members are matched with the positive bus bar 310 and the negative bus bar 320 to limit the lateral displacement of the pole group 300, so that the stability of the pole group 300 in the X direction is improved. Meanwhile, the lower end surfaces of the two opposite upper positioning pieces are attached to the upper end surface of the corresponding positive electrode bus bar 310 or the upper end surface of the corresponding negative electrode bus bar 320. The two opposing upper positioning members cooperate with the positive bus bar 310 and the negative bus bar 320 to limit the longitudinal displacement of the pole group 300, thereby improving the stability of the pole group 300 in the Y direction.
Specifically, the two positioning members are matched with each other to limit the stability of the pole group 300 in the X direction and the Y direction in the accommodating groove 110, so that the vibration of the pole group 300 in the accommodating groove 110 can be effectively reduced.
As a specific embodiment of the storage battery according to the present invention, please refer to fig. 2 and fig. 4, the positioning element is an inclined pin boss 210, an outer side surface of the inclined pin boss 210 is connected to an inner side wall of the accommodating groove 110, the outer side wall of the inclined pin boss 210 is a first positioning inclined surface 201, and the first positioning inclined surface 201 inclines towards the inside of the accommodating groove 110 from top to bottom; the end of the positive bus bar 310 and the end of the negative bus bar 320 are both provided with a second positioning inclined plane 301, the second positioning inclined plane 301 inclines towards the inner side wall of the accommodating groove 110 from top to bottom, and the first positioning inclined plane 201 and the second positioning inclined plane 301 are matched with each other.
In this embodiment, the first positioning inclined surface 201 of the upper inclined pin base 210 corresponds to a guide surface along which the positive electrode bus bar 310 and the negative electrode bus bar 320 slide downward by the second positioning inclined surfaces 301 at both ends thereof, and finally pass through the upper inclined pin base 210. The first positioning inclined plane 201 on the lower inclined pin boss 210 is equivalent to a positioning plane, the positive busbar 310 and the negative busbar 320 are abutted against the positioning plane by the second positioning inclined planes 301 at two ends of the positive busbar and the negative busbar, so that the pole group 300 is kept stable by the lower positioning pin boss, and the first positioning inclined plane 201 and the second positioning inclined plane 301 are in inclined plane fit, so that a friction inclined plane and angle limitation are formed, and the effect of relieving vibration impact can be achieved. Meanwhile, the upper end surfaces of the positive bus bar 310 and the negative bus bar 320 abut against the lower end surface of the upper inclined pin boss 210, so that multi-directional positioning is realized, and the stability of the pole group 300 is ensured.
Referring to fig. 5, the thickness of the skewed pin seat 210, the thickness of the positive bus bar 310, and the thickness of the negative bus bar 320 are the same.
In this embodiment, the thickness of the inclined pin boss 210 is h1, and the thickness of the positive electrode bus bar 310 and the thickness of the negative electrode bus bar 320 are both h2, where h1= h2. Ensuring that the skewed pin boss 210 is well matched to the positive and negative busbars 310 and 320.
Referring to fig. 6, the width of the angular pin 210 is greater than or equal to the width of the corresponding positive bus bar 310 and the width of the corresponding negative bus bar 320.
In this embodiment, the width of the inclined pin boss 210 is l1, and the width of the positive bus bar 310 and the width of the corresponding negative bus bar 320 are both l2, where l1 is greater than or equal to l2. The positive bus bar 310 and the negative bus bar 320 are completely clamped between the two corresponding inclined plane pin bases, and even if the positive bus bar 310 and the negative bus bar 320 are misaligned with the inclined plane pin bases to a certain extent, l1 is not less than l2, so that the stability of the corresponding pole group 300 can be ensured through the positive bus bar 310 and the negative bus bar 320.
Referring to fig. 5, as an embodiment of the battery of the present invention, a distance between two opposite inclined pin bosses 210 is greater than or equal to a width of a pole group 300.
In this embodiment, the distance between the two opposite inclined pin bases 210 is l3, and the width of the pole group 300 is l4, wherein l3 is greater than or equal to l4. The pole group 300 can smoothly reach the bottom of the receiving groove 110 from top to bottom without being blocked by the corresponding inclined pin boss 210.
As an embodiment of the present invention, referring to fig. 2 and 4, the distance from the lower end surface of the upper inclined pin 210 to the inner bottom surface of the battery container 100 is the same as the distance from the positive bus bar 310 or the negative bus bar 320 to the lower end surface of the pole group 300.
In this embodiment, the distance from the lower end surface of the upper inclined pin boss 210 to the inner bottom surface of the battery container 100 is h3, and the distance from the positive bus bar 310 or the negative bus bar 320 to the lower end surface of the pole group 300 is h4, where h3= h4. When the positive bus bar 310 and the negative bus bar 320 are matched with the corresponding inclined pin bosses 210, the lower end surface of the pole group 300 just abuts against the inner bottom surface of the accommodating groove 110, so that the longitudinal stability of the pole group 300 in the accommodating groove 110 is ensured, and the vertical movement caused by vibration is avoided.
In an embodiment of the present invention, the opening area of the upper portion of the battery container 100 is elastic.
In this embodiment, the battery container 100 is made of ABS or PP, and the opening area of the upper portion thereof can be expanded outwards when receiving an external force, and is elastically deformed, so that the positive bus bar 310 and the negative bus bar 320 can smoothly pass through the upper inclined pin seat 210 from top to bottom, and the lower inclined pin seat 210 can be engaged with each other. In addition, when the battery cover 400 is mounted on the battery container 100, the battery cover 400 can restrict the deformation of the opening area of the upper portion of the battery container 100, so that the positive and negative bus bars 310 and 320 are caught under the upper inclined pin boss 210 without coming off, thereby ensuring the stability of the pole group 300 in the receiving groove 110.
Similarly, the battery cover 400 is made of ABS or PP, and the battery cover 400 is fastened to the upper portion of the battery container 100 to which the pole group 300 is mounted, so as to close the opening area of the upper portion of the battery container 100.
Specifically, the battery container 100 and the battery cover 400 are sealed or heat-sealed by epoxy resin adhesive to ensure the sealing performance therebetween.
The invention also provides a storage battery assembling process, which specifically comprises the following steps:
s1: positioning clamping pieces 200 are arranged in a plurality of accommodating grooves 110 distributed in the storage battery groove body 100, four positioning clamping pieces 200 are arranged on the upper part of the inner side wall of each accommodating groove 110, every two positioning clamping pieces 200 are arranged oppositely, and each positioning clamping piece 200 is provided with two inclined pin seats 210 which are mutually attached from top to bottom;
s2: installing a plurality of pole groups 300 in the corresponding accommodating grooves 110 from top to bottom respectively until the bottoms of the pole groups 300 reach the bottoms of the accommodating grooves 110, and enabling the side surfaces of the two ends of the positive pole busbar 310 and the side surfaces of the two ends of the negative pole busbar 320 to abut against the inclined surfaces of the opposite lower inclined pin bases 210 respectively through the upper inclined pin bases 210 on the pole groups 300, and enabling the top surfaces of the two ends of the positive pole busbar 310 and the top surfaces of the two ends of the negative pole busbar 320 to abut against the lower end surfaces of the opposite upper inclined pin bases 210;
s3: the adjacent poles of the positive bus bar 310 and the negative bus bar 320 are welded and fixed in sequence, and finally the battery cover 400 is fastened on the battery container body 100 and hermetically connected.
Compared with the prior art, the assembly process of the storage battery provided by the invention has the advantages that the pole group 300 is placed in the corresponding accommodating groove 110, the side surfaces of the two ends of the positive bus bar 310 and the negative bus bar 320 are matched with the inclined surface of the lower inclined pin seat 210 and are mutually abutted, and the top surfaces of the two ends of the positive bus bar 310 and the negative bus bar 320 are matched with the lower end surface of the upper inclined pin seat 210 and are mutually abutted. In addition, the electrode posts on the positive electrode bus bar 310 and the electrode posts on the negative electrode bus bar 320 of the adjacent electrode groups 300 are welded and fixed, so that the plurality of electrode groups 300 are sequentially connected in series. The welding position of the pole is matched with the clamping positions at two ends of the positive bus bar 310 or the negative bus bar 320, and a triangular mechanical structure is formed by the three point positions. By using the storage battery provided by the invention, two ends of the positive bus bar 310 and the negative bus bar 320 on the pole group 300 are matched with the two corresponding inclined pin bosses 210 in the accommodating groove 110, and a stable triangular mechanical structure is formed by utilizing the welding position of the pole group 300, so that the vibration of the pole group 300 can be greatly reduced, and the service life and the use safety of the storage battery are improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An accumulator, comprising:
the storage battery cell comprises a plurality of storage tanks which are arranged in a matrix manner, and positioning clamping pieces are respectively arranged on the inner side walls of the storage tanks which are opposite to each other;
the two sides of the upper part of each pole group are respectively provided with a positive pole bus bar and a negative pole bus bar, the two ends of the positive pole bus bar and the negative pole bus bar are respectively in clamping fit with the corresponding positioning clamping pieces, the positive pole bus bar and the negative pole bus bar are provided with pole columns, the adjacent pole columns on the positive pole bus bar and the adjacent pole columns on the negative pole bus bar are welded and fixed so as to sequentially connect the pole groups in series, and the welding positions of the pole columns are matched with the clamping positions of the two ends of the positive pole bus bar or the negative pole bus bar so as to form a three-point positioning structure;
and the storage battery cover body is buckled at the upper end of the storage battery groove body and used for plugging an opening area at the upper part of the storage battery groove body.
2. The battery of claim 1, wherein the number of the positioning fasteners is four, two of the positioning fasteners are oppositely arranged on the opposite inner side walls of the accommodating groove and are respectively used for being clamped at two ends of the positive bus bar and two ends of the negative bus bar.
3. The battery according to claim 1, wherein the positioning clip comprises two positioning members sequentially arranged from top to bottom, wherein the inner side surface of the lower positioning member is attached to the outer side surface of the positive bus bar or the outer side surface of the negative bus bar for limiting the lateral displacement of the pole group, and the lower end surface of the upper positioning member is attached to the upper end surface of the positive bus bar or the upper end surface of the negative bus bar for limiting the longitudinal displacement of the pole group.
4. The storage battery according to claim 3, wherein the positioning element is an inclined pin seat, the outer side surface of the inclined pin seat is connected to the inner side wall of the accommodating tank, the outer side wall of the inclined pin seat is a first positioning inclined surface, and the first positioning inclined surface inclines towards the inside of the accommodating tank from top to bottom; the end part of the positive bus bar and the end part of the negative bus bar are both provided with second positioning inclined planes, the second positioning inclined planes are inclined towards the inner side wall of the accommodating groove from top to bottom, and the first positioning inclined planes are matched with the second positioning inclined planes.
5. The battery of claim 4, wherein the thickness of said skewed pin boss, the thickness of said positive bus bar, and the thickness of said negative bus bar are all the same.
6. The battery of claim 4, wherein said angular pin seat has a width equal to or greater than a width of a corresponding said positive bus bar and a width of a corresponding said negative bus bar.
7. The battery of claim 4 wherein the distance between two opposing said skewed pin bosses is equal to or greater than the width of the pole group.
8. The battery according to claim 4, wherein the distance from the lower end surface of the upper inclined pin seat to the inner bottom surface of the battery container body is the same as the distance from the positive electrode bus bar or the negative electrode bus bar to the lower end surface of the electrode group.
9. The battery of claim 4, wherein the open area at the upper portion of the battery housing is resilient.
10. The assembly process of the storage battery is characterized by comprising the following steps:
s1: positioning clamping pieces are arranged in a plurality of accommodating grooves distributed in the storage battery groove body, four positioning clamping pieces are arranged on the upper part of the inner side wall of each accommodating groove, the four positioning clamping pieces are arranged in pairs in an opposite mode, and each positioning clamping piece is provided with two inclined pin seats which are mutually attached from top to bottom;
s2: installing a plurality of pole groups in corresponding accommodating grooves from top to bottom respectively until the bottoms of the pole groups reach the bottoms of the accommodating grooves, and enabling side surfaces at two ends of a positive pole busbar and side surfaces at two ends of a negative pole busbar to abut against inclined surfaces of opposite lower inclined pin seats respectively through upper inclined pin seats so that top surfaces at two ends of the positive pole busbar and top surfaces at two ends of the negative pole busbar abut against lower end surfaces of opposite upper inclined pin seats;
s3: and sequentially welding and fixing the poles on the adjacent positive bus bar and the negative bus bar, and finally buckling the storage battery cover body on the storage battery groove body and connecting the storage battery cover body in a sealing manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110832642.8A CN113659187B (en) | 2021-07-22 | 2021-07-22 | Storage battery and assembly process |
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| JP2002324521A (en) * | 2001-04-25 | 2002-11-08 | Yuasa Corp | Alkaline storage battery |
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| JP3470051B2 (en) * | 1998-11-25 | 2003-11-25 | 日本碍子株式会社 | Lithium secondary battery |
| US8163421B2 (en) * | 2009-03-09 | 2012-04-24 | Tsun-Yu Chang | High durability lithium-ion cells |
| CN201820840U (en) * | 2010-10-13 | 2011-05-04 | 张勇 | Storage battery |
| CN103456998A (en) * | 2013-08-16 | 2013-12-18 | 超威电源有限公司 | Lead-acid storage battery and assembly process thereof |
| CN203787527U (en) * | 2014-03-26 | 2014-08-20 | 超威电源有限公司 | Lead-acid storage battery |
| JP6946725B2 (en) * | 2017-05-10 | 2021-10-06 | 株式会社デンソー | Control module |
| CN108054332A (en) * | 2017-11-23 | 2018-05-18 | 江西安驰新能源科技有限公司 | A kind of duralumin pole piece and battery modules |
| CN208256788U (en) * | 2018-05-02 | 2018-12-18 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module |
| CN108448041A (en) * | 2018-05-02 | 2018-08-24 | 中航锂电技术研究院有限公司 | A kind of soft bag lithium ionic cell module and connection method |
| CN211530059U (en) * | 2020-02-14 | 2020-09-18 | 华富(江苏)电源新技术有限公司 | High-voltage horizontal lead-carbon battery |
| CN212695246U (en) * | 2020-07-07 | 2021-03-12 | 天能帅福得能源股份有限公司 | Lithium battery module and split type lithium battery structure using same |
| CN213124664U (en) * | 2020-09-04 | 2021-05-04 | 欣旺达惠州动力新能源有限公司 | Location structure, battery package and car |
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| JP2002324521A (en) * | 2001-04-25 | 2002-11-08 | Yuasa Corp | Alkaline storage battery |
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