CN217768568U - Assembled combined frame of battery module - Google Patents
Assembled combined frame of battery module Download PDFInfo
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- CN217768568U CN217768568U CN202221531775.8U CN202221531775U CN217768568U CN 217768568 U CN217768568 U CN 217768568U CN 202221531775 U CN202221531775 U CN 202221531775U CN 217768568 U CN217768568 U CN 217768568U
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- assembled
- frame
- dovetail
- battery
- combined frame
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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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Abstract
A battery module assembling type combined frame can be assembled into various battery modules by using an assembling frame. The cylindrical batteries are uniformly arranged in a triangular manner, and the vacant space formed by rectangular arrangement of the batteries is fully utilized; the dovetail bosses and the dovetail concave tables on the assembled frame do not increase the overall dimension of the battery combined frame and the space between batteries, and the volumetric specific energy of the battery module is greatly improved. The dovetail grooves of the assembled frames can fix the displacement of the two assembled frames in the length direction and the width direction, and the elastic positioning elastic sheets can limit and fix the freedom degrees of the two assembled frames in the height direction to form an integrated assembled combined frame fixed in all directions. The assembly frame widens the processing precision of dovetail grooves of the assembly frame, and is convenient and rapid to assemble, firm and reliable in structure, low in production cost and suitable for cylindrical battery modules with various battery quantities.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a battery module's pin-connected panel composite frame especially suits a cylindrical power battery and passes through the frame construction of the battery module of series connection and parallelly connected combination, hereinafter is called the pin-connected panel frame for short.
[ background of the invention ]
Many battery modules are constructed by assembling a large number of cylindrical cells in series and parallel, and the assembled frame of the cells is the primary support structure of the battery module. At present, a battery module combined frame can be divided into an integral battery combined frame and an assembled battery combined frame, the integral battery combined frame is a battery combined frame for mounting specific battery quantity, and has the advantages of convenience in mounting and low cost, but the product specification is single, and the battery module combined frame cannot be suitable for battery combined frames of other product specifications because battery modules of different specification models are formed by combining batteries of different quantities. Current pin-connected panel battery combination frame, the appearance is square or rectangle, there is the circular step hole of the fixed battery of a plurality of in the centre, the length of each battery combination frame, there are forked tail tongue and forked tail recess respectively in width direction's both sides outside, a plurality of battery combination frame utilizes the dovetail to link to each other and constitutes a whole battery combination frame, the battery is all violently flat vertical rectangle array and arranges, the advantage is the frame that can make up multiple battery quantity combination in a flexible way, the shortcoming is that the battery interval is bigger, especially convex forked tail boss has increased the interval of battery and battery module's overall dimension, the volumetric specific energy of battery module has been reduced. In addition, the current dovetail groove splicing type battery combination frame can only lock two degrees of freedom in the length direction and the width direction of the two battery combination frames, and can not fix the degree of freedom in the height direction of the two battery combination frames, so that the phenomenon that the battery combination frames are displaced up and down frequently occurs in use.
[ summary of the invention ]
The utility model aims at solving the defects of the prior art, and inventing a battery module assembly frame which can adapt to a plurality of battery quantities, has a stable structure and a high volumetric specific energy.
The utility model discloses constitute by the integrated composite frame who assembles frame unit and constitute by a plurality of, integrated composite frame installs cylindrical battery etc. and constitutes battery module.
A plurality of step round holes which are in clearance fit with the diameter of the cylindrical battery are arranged on the plane of the assembling frame, a two-hole combined frame and a three-hole combined frame are preferably adopted, the step round holes are arranged in a straight line, and the hole distances are equal; the shapes of two sides of the assembled frame in the width direction are formed by tangency of an outer arc and an inner arc, the outer arc is concentric with the step circular hole, and the diameters of the inner arc and the outer arc are equal; the outer edge of each outer arc is provided with a width dovetail boss, the external dimension of the width dovetail boss does not exceed the diameter dimension of the outer arc, and the inner edge of each inner arc is provided with a width dovetail concave platform which is in clearance fit with the width dovetail boss; one side of the length direction of the assembled combined frame unit is provided with a length dovetail boss, and the other side of the length dovetail boss is provided with a length dovetail concave table which is in clearance fit with the length dovetail boss.
The outer edge of the width dovetail concave table of the assembled frame is provided with an elastic positioning elastic sheet with an agnail structure, and the periphery of the elastic positioning elastic sheet is provided with a yielding cavity; and a limiting concave table matched with the barb of the elastic positioning elastic sheet is arranged on the outer side of the width dovetail boss.
The steps of the step round hole can be positioned at one side of the step round hole to form a single-side step round hole assembling frame, and the single-side step round hole assembling frame can be provided with a battery; the steps of the step round holes can be positioned in the middle of the step round holes to form a double-side step round hole assembled frame, and the double-side step round hole assembled frame can be used for mounting two batteries.
The integrated combined frame is composed of a plurality of assembled frame units, wherein the number of the battery step round holes of each assembled frame unit can be different, and the step round holes on the integrated combined frame are uniformly distributed in a triangular shape. The assembled frames are assembled together through the length dovetail bosses and the length dovetail grooves to form a length integrated combined frame, and the hole pitches of all battery step circular holes on the length integrated combined frame are consistent; a plurality of assembled combined frame units are assembled together through a width dovetail boss and a width dovetail concave table to form a width integrated combined frame; a plurality of length integrated combined frames and width integrated combined frames are spliced together to form an integrated combined frame with any number of batteries.
Cylindrical batteries can be arranged in each step round hole between the two integrated combined frames to form a cylindrical battery module with a specific number of batteries.
The utility model discloses the battery combination frame that frame unit can assemble into multiple battery quantity is assembled in the use. The battery step circular holes are uniformly distributed in a triangular manner, and the middle space formed by rectangular arrangement of cylindrical batteries is fully utilized; the dovetail bosses and the dovetail concave tables on the assembled frame do not increase the overall dimension of the battery combined frame and the space between batteries, and the volumetric specific energy of the battery module is greatly improved. The dovetail grooves of the assembled frames can fix the displacement of the two assembled frames in the length direction and the width direction, and the elastic positioning elastic sheets can limit and fix the freedom degrees of the two assembled frames in the height direction to form an integrated assembled combined frame with all fixed moving directions. The assembly frame widens the processing precision of dovetail grooves of the assembly frame, and is convenient and rapid to assemble, firm and reliable in structure, low in production cost and suitable for cylindrical battery modules with various battery quantities.
[ description of the drawings ]
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, 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 that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a front view of a three-hole assembled frame according to embodiment 1 of the present invention;
FIG. 2 is a cross-sectional view of the resilient positioning spring of FIG. 1;
FIG. 3 is a cross-sectional view of the battery of FIG. 1 at the location of the step circle hole;
fig. 4 is an axial side view of an integrated combined frame according to embodiment 1 of the present invention;
FIG. 5 is a cross-sectional view of the resilient positioning tab of FIG. 4;
fig. 6 is a front view of a simple three-hole assembled frame according to embodiment 2 of the present invention;
FIG. 7 is a cross-sectional view of the battery of FIG. 6 at the location of the step circle hole;
fig. 8 is an axial side view of a battery module according to embodiment 2 of the present invention;
FIG. 9 is an axial side view of a three-hole double-sided step round hole assembled frame;
fig. 10 is a sectional view of a battery module according to embodiment 3 of the present invention;
wherein: 1. a length dovetail boss; 2. a width dovetail boss; 3. positioning the concave platform; 4. an outer circular arc; 5. an inner circular arc; 6. a width dovetail bay; 7. elastically positioning the elastic sheet; 8. a barb; 9. a cavity; 10. positioning the concave platform; 11. a battery step circular hole; 12. a length dovetail recess; 13. assembling the frame with two holes; 14. assembling a frame with three holes; 15. simply assembling the frame with two holes; 16. a simple three-hole assembled frame; 17. simply integrating the combined frame; 18. a battery; 19. assembling a frame by using round holes of steps on two sides; 20. a step; 21. round holes of steps on two sides.
[ detailed description ] embodiments
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
the assembled frame unit is formed by processing ABS plastic, and preferably adopts a two-hole assembled frame and a three-hole assembled frame.
The three-hole assembly frame (14) has the appearance structure shown in figures 1, 2 and 3. 3 battery step round holes (11) which are in clearance fit with the diameter of the battery are arranged on the plane of the three-hole assembly frame, the battery step round holes are arranged in a straight line, and the hole distances are equal; the shape of the three-hole assembled frame in the width direction is formed by tangency of an outer arc (4) and an inner arc (5), the outer arc is concentric with the step circular hole, and the inner arc is equal to the outer arc; the outer edge of each outer arc and the inner edge of each inner arc are respectively provided with a width dovetail boss (2) and a width dovetail concave table (6) which are in clearance fit; the two sides of the outer edge of the three-hole assembled frame in the length direction are respectively provided with a length dovetail boss (1) and a length dovetail concave table (12) which are in clearance fit; the outer edge of each width forked tail concave station of frame is assembled to three holes has an elastic positioning shell fragment (7) that has barb (8) structure, and the periphery of elastic positioning shell fragment has hole (12) of stepping down, and each width forked tail boss outer edge has one with the spacing concave station (3) of elastic positioning shell fragment barb complex.
The appearance structure of the two-hole assembled frame (14) is the same as the appearance structure characteristic of the three-hole assembled frame (14), and only one round hole of a battery step is lacked.
The integrated battery combined frame (figure 4) is formed by splicing 5 three-hole splicing frames and a two-hole splicing frame, and the two three-hole splicing frames are spliced together through a length dovetail boss and a length dovetail concave table to form a six-hole length combined frame; a three-hole assembly frame and a two-hole assembly frame are combined together through a length dovetail boss and a length dovetail groove to form a five-hole length combination frame; the width dovetail bosses of the two six-hole length combined frames and the width dovetail bosses of the five-hole length combined frame are assembled together to form an integrated combined frame with 17 battery step round holes.
The second embodiment is as follows:
the second embodiment is a battery module which comprises a pair of simple integrated combined frames (17) and 28 cylindrical batteries (18). The simple integrated combined frame (17) is formed by splicing 8 simple three-hole assembled frames (16) and 2 simple two-hole assembled frames (15).
The simple three-hole assembled frame (16) is the same as the three-hole assembled frame (14) in the first embodiment in the basic structure, and only the elastic positioning elastic sheet (7) and the limiting concave table (3) in the three-hole assembled frame (14) are eliminated, so that the height of a combined frame unit is reduced, and meanwhile, the manufacturing cost of the battery frame is reduced.
The simple two-hole assembled frame (15) and the simple three-hole assembled frame (16) also eliminate the elastic positioning elastic sheet (7) and the limiting concave table (3) in the two-hole assembled frame (13), and the height of the combined frame unit is reduced.
2 simple three-hole assembled frames (16) are spliced together through a length dovetail boss and a length dovetail concave table to form a simple six-hole length combined frame, and 1 simple three-hole assembled frame (16) and 1 simple two-hole assembled frame (15) are combined together through a length dovetail boss and a length dovetail concave table to form 1 simple five-hole length combined frame; the width dovetail bosses of the 3 simple six-hole length combined frames and the width dovetail concave tables of the 2 simple five-hole length combined frames are spliced together to form a simple integrated combined frame (17) with 28 battery step round holes. 28 cylindrical batteries (18) are arranged in a step round hole in the middle of the two simple integrated combined frames to form a battery module with 28 cylindrical batteries.
The third concrete implementation mode:
the third embodiment is a battery module which comprises a three-hole double-side step round hole assembled frame (19) and 6 cylindrical batteries (18).
The three-hole double-side step round hole assembled frame (19) has the same basic structure as the three-hole combined frame unit (14) of the first embodiment, and only the step (20) of the step round hole is positioned in the middle of the step round hole to form a double-side step round hole (21), and batteries can be installed on two sides of the double-side step round hole.
Claims (4)
1. The assembled combined frame of the battery module is composed of a plurality of assembled frames and an integrated combined frame composed of the assembled frames, and is characterized in that a plurality of step round holes which are in clearance fit with the diameter of a cylindrical battery are arranged on the plane of the assembled frames, the step round holes are arranged in a straight line, and the hole distances are equal; the shapes of two sides of the assembled frame in the width direction are formed by tangency of an outer arc and an inner arc, the outer arc is concentric with the step circular hole, and the diameters of the inner arc and the outer arc are equal; the outer edge of each outer arc is provided with a width dovetail boss, the external dimension of the width dovetail boss does not exceed the diameter dimension of the outer arc, and the inner edge of each inner arc is provided with a width dovetail concave table in clearance fit with the width dovetail boss; one side of the length direction of the assembled combined frame unit is provided with a length dovetail boss, and the other side of the length dovetail boss is provided with a length dovetail concave platform which is in clearance fit with the length dovetail boss; the integrated combined frame is composed of a plurality of assembled frames, and step round holes on the integrated combined frame are uniformly distributed in a triangular shape.
2. The assembled combined frame of the battery module as claimed in claim 1, wherein the assembled frame has an elastic positioning elastic sheet with an agnail structure at the outer edge of the wide dovetail groove, and a yielding cavity is formed around the elastic positioning elastic sheet; and a limiting concave table matched with the elastic positioning elastic sheet barb is arranged on the outer side of the width dovetail boss.
3. The assembled combined frame of the battery module as claimed in claim 1, wherein the step of the step round hole can be positioned at one side of the step round hole to form a single-side step round hole assembled frame, and the single-side step round hole assembled frame can be provided with a battery; the steps of the step round holes can be positioned in the middle of the step round holes to form a double-side step round hole assembled frame, and the double-side step round hole assembled frame can be used for mounting two batteries.
4. The assembled combined frame of the battery module as claimed in claim 1, wherein a plurality of assembled frames are assembled together through the length dovetail bosses and the length dovetail grooves to form a length integrated combined frame, and the hole pitches of all battery step circular holes on the length integrated combined frame are consistent; a plurality of assembled combined frame units are assembled together through a width dovetail boss and a width dovetail concave table to form a width integrated combined frame; a plurality of length integrated combined frames and width integrated combined frames are spliced together to form an integrated combined frame with any number of batteries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221531775.8U CN217768568U (en) | 2022-06-16 | 2022-06-16 | Assembled combined frame of battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221531775.8U CN217768568U (en) | 2022-06-16 | 2022-06-16 | Assembled combined frame of battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217768568U true CN217768568U (en) | 2022-11-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221531775.8U Active CN217768568U (en) | 2022-06-16 | 2022-06-16 | Assembled combined frame of battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217768568U (en) |
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2022
- 2022-06-16 CN CN202221531775.8U patent/CN217768568U/en active Active
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