CN216698669U - Output pole protection assembly - Google Patents
Output pole protection assembly Download PDFInfo
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- CN216698669U CN216698669U CN202123216321.XU CN202123216321U CN216698669U CN 216698669 U CN216698669 U CN 216698669U CN 202123216321 U CN202123216321 U CN 202123216321U CN 216698669 U CN216698669 U CN 216698669U
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- insulating member
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- output pole
- body portion
- body part
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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
The application relates to power battery package technical field especially relates to an output pole protection component, includes: the main body part is provided with a cylindrical structure with one open end, the shape of the main body part is matched with that of a fastener for fixing the output pole, and part of the fastener is positioned in the main body part; the limiting part is arranged on the inner wall surface of the body part and is protruded relative to the body part, and the limiting part is abutted against the fastener; and the insulating member, the body part and the insulating member are detachably connected, and the insulating member covers the output electrode. The output utmost point protective component that this application embodiment provided, on the one hand ensure and the fastener between the assembly intensity to ensure the stability and the structural strength of output utmost point, on the other hand can reduce the volume of this somatic part by a wide margin under the prerequisite of proof intensity, reduce the space that this output utmost point protective component took on the mounted position, under the condition that need not change current output utmost point base, the cooperation insulating member can play good guard action to the output utmost point of battery module.
Description
Technical Field
The application relates to the technical field of power battery packs, in particular to an output electrode protection assembly.
Background
Green, pollution-free and zero-emission new energy automobiles are more and more concerned by society. Along with the improvement of living standard of people, environmental protection consciousness is stronger and stronger, the demand on electric automobiles is higher and higher, the requirement on the endurance mileage of the electric automobiles is higher and higher, and the battery pack is gradually developed into the characteristics of large capacity, high voltage (300V-600V) and the like. The module output pole base and the output pole protection component of the traditional power battery pack can be freely used under the condition that the space in the battery pack is sufficient. However, as the requirement of the user on the driving mileage of the electric vehicle is higher and higher, and the battery is limited by the space of the battery pack, the size of the battery is larger and larger, the space in the battery pack is larger and larger, the size of other parts in the battery pack is smaller and smaller, and the space and the position occupied by the protective cover of the output electrode of the battery pack are smaller and smaller, so that the existing protective pieces such as the module output electrode base and the output electrode protective assembly can not be used as the counter-part on the premise of ensuring the safety protection level.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an output utmost point protection subassembly to solve the current output utmost point protection piece that exists among the prior art to a certain extent and to the great technical problem of the installation space that occupies.
The application provides an output utmost point protective assembly includes: a body portion having a cylindrical structure with one end open, the body portion having a shape that fits a shape of a fastener for fixing an output pole, a portion of the fastener being located inside the body portion;
the limiting part is arranged on the inner wall surface of the body part, is raised relative to the body part and can be abutted against the fastening piece;
an insulating member, the body portion being detachably connected to the insulating member, the insulating member being provided to cover the output electrode.
In the above technical solution, further, the body portion has a prism structure and is hollow inside, one end of the body portion forms an end face, and the other end of the body portion opposite to the end face forms an opening for sleeving the fastener.
In any one of the above technical solutions, further, the body portion includes a plurality of side walls connected in sequence, and an inner wall surface of at least one of the side walls is provided with at least one of the limiting portions; the number of sidewalls is the same as the number of facets of the prism structure.
In any of the above technical solutions, further, the limiting portion is long;
the axis of the prism structure of the body part extends along the Z direction, and the length of the limiting part extends along the Z direction;
the width of the limiting part is gradually reduced along the X direction, the X direction is the direction from the side wall to the axis, and the X direction is perpendicular to the Z direction.
In any one of the above aspects, further, the end surface is formed with a hole portion;
the output pole guard assembly is flexible.
In any of the above technical solutions, further, a positioning element is disposed on an outer wall surface of the side wall of the body portion, and the positioning element protrudes relative to the outer wall surface of the side wall.
In any of the above technical solutions, further, the number of the positioning elements is three, and the three positioning elements are respectively disposed on the outer wall surfaces of the three side walls that are not adjacent to each other;
the positioning member has a chamfered structure and is formed with a contact surface for contacting the insulating member.
In any one of the above aspects, the insulating member may have a plate shape or a sheet shape, and the insulating member may have a penetration portion formed therein for penetrating the body portion.
In any one of the above aspects, the penetration portion further includes a plurality of notches formed at equal intervals in the circumferential direction.
In any of the above technical solutions, further, the output electrode protection assembly further includes: a baffle disposed at a distance from the insulating member.
Compared with the prior art, the beneficial effect of this application is:
the application provides an output utmost point protection subassembly includes: the body part is provided with a cylindrical structure with one open end, the shape of the body part is matched with that of a fastener for fixing the output pole, and part of the fastener is positioned in the body part; the limiting part is arranged on the inner wall surface of the body part, protrudes relative to the body part and abuts against the fastening piece; and the insulating member, the body part and the insulating member are detachably connected, and the insulating member covers the output electrode.
The output utmost point protective component that this application embodiment provided, on the one hand ensure and the fastener between the assembly intensity to ensure the stability and the structural strength of output utmost point, on the other hand can reduce the volume of this somatic part by a wide margin under the prerequisite of proof intensity, reduce the space that this output utmost point protective component took on the mounted position, under the condition that need not change current output utmost point base, the cooperation insulating member can play good guard action to the output utmost point of battery module.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of an output pole guard assembly according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of a body portion of an output pole guard assembly according to an embodiment of the present disclosure;
FIG. 3 is a top view of a body portion of an output pole guard assembly according to an embodiment of the present application;
FIG. 4 is a bottom view of a body portion of an output pole guard assembly provided in accordance with an embodiment of the present application;
FIG. 5 is a schematic structural diagram of an insulating member of an output pole guard assembly according to an embodiment of the present disclosure;
fig. 6 is a schematic view of an output pole guard assembly in a use state according to an embodiment of the present disclosure.
Reference numerals:
1-main body part, 101-limiting part, 102-end surface, 103-hole part, 104-positioning part, 105-contact surface, 2-insulating component, 201-penetrating part, 202-notch part, 3-output pole base and 4-baffle.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.
The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
An output pole guard assembly according to an embodiment of the present application is described below with reference to fig. 1 through 6.
Referring to fig. 1 to 6, an embodiment of the present application provides an output pole guard assembly including: the battery module comprises a body part 1 and an insulating member 2, wherein the body part 1 and the insulating member 2 are detachably connected, or the insulating member 2 is detachably arranged on the body part 1, the body part 1 has a tube structure with one open end, so that the body part 1 can be covered on a fastener for fixing an output pole of the battery module in a sleeved manner (it should be noted here that the output pole of the battery module generally comprises a pole piece, the pole piece is fixed to an output pole fixing seat through a fastener in the form of a bolt or the like, and the head of the fastener, such as the bolt, protrudes relative to the pole piece, in this embodiment, the body part 1 can be sleeved on the head of the bolt), so as to ensure the protection effect on the fastener protruding relative to the pole piece. The insulating member 2 is located above and disposed facing the output electrode, and preferably, the area of the insulating member 2 is larger than the pole piece area of the output electrode, thereby ensuring a protective effect on the output electrode (piece).
The shape of the body part 1 is matched with that of the fastening piece, the inner wall surface of the body part 1 is provided with the limiting part 101, and the limiting part 101 protrudes relative to the inner wall surface of the body part 1, so that after the fastening piece is sleeved on the body part 1, the limiting part 101 can be abutted and moderately extrude the fastening piece, the assembling strength between the body part 1 and the fastening piece is ensured, the self strength of the body part 1 is improved, and the service life of the output electrode protection assembly is ensured.
It can be seen that the output utmost point protective assembly that this application embodiment provided, on the one hand ensure with the fastener between the assembly strength to ensure the stability and the structural strength of output utmost point, on the other hand can reduce this volume of somatic part 1 by a wide margin under the prerequisite of guaranteeing intensity, reduce the space that this output utmost point protective assembly took up on the mounted position, under the condition that need not change current output utmost point base 3, cooperation insulating member 2 can play good guard action to the output utmost point of battery module.
Further, the fastener is a bolt for fixing the output pole, and comprises a head part and a rod part, wherein the head part is of a hexagonal prism structure, and the width of the head part is the maximum width of the fastener; the body part 1 also has a hexagonal prism structure and is hollow inside, so that the shape of the body part 1 is the same as that of the head part of the fastener, the body part 1 and the head part of the fastener can be adapted to each other to the greatest extent, the shape, the volume and the occupied space of the body part 1 are limited to the greatest extent on the basis of ensuring the protection effect and the strength and the toughness of the body part 1, the upper end of the body part 1 forms an end face 102, and the bottom end of the body part 1 forms an opening to ensure that the body part 1 can be sleeved and cover the fastener.
Preferably, the color of the body part 1 is orange, which is used for high voltage warning of the output end of the battery module.
Further, the hexagonal prism structure of the body portion 1 includes six side walls having the same area and connected in sequence, the inner wall surface of each side wall is provided with the limiting portion 101, preferably, the number of the limiting portions 101 on the inner wall surface of each side wall is at least one, and specifically may be one, two or more, when the number of the limiting portions 101 is one, the limiting portion 101 is located at the middle position of the inner wall surface of the side wall, and when the number of the limiting portions 101 is two or more, the plurality of limiting portions 101 are arranged at intervals along the width direction of the inner wall surface of the side wall, that is, the Y direction shown in fig. 3.
Further, the limiting part 101 has a long rib structure, and the length of the limiting part 101 extends along the Z direction, wherein the Z direction is specifically the axial direction of the prism structure of the main body part 1 as shown in fig. 2, preferably, the inner wall surface of each side wall of the main body part 1 is provided with two limiting parts 101 at intervals along the width direction of the side wall, which has the functions of guiding, limiting and making up for the dimensional tolerance, thereby avoiding the oversize of the main body part 1 from interfering with the fastening piece, and also avoiding the undersize of the main body part 1 from being insufficient to be matched with the fastening piece and generating looseness.
More preferably, as shown in fig. 3, the width of the stopper portion 101 is gradually reduced along the X direction, wherein the X direction is a direction from the inner wall surface of the side wall toward the axis of the body portion 1, and the X direction is perpendicular to the Z direction, so that the cross section of the stopper portion 101 is similar to a triangle or a trapezoid, thereby improving the strength of the stopper portion 101 to ensure the strength between the stopper portion 101 and the side wall after the stopper portion 101 is pressed against the fastening member.
Preferably, the limiting portion 101 and the main body 1 have an integrated structure, so as to ensure the overall strength of the output electrode protection assembly and avoid the cracking and damage of the connection position between the limiting portion 101 and the main body 1.
Furthermore, the body part 1 is flexible and made by injection molding process, and can be made of materials with good toughness such as PP and the like, and the end surface 102 of the main body 1 is formed with hole portions 103 for providing deformation allowance to the end surface 102, preferably, the number of the hole portions 103 is three, and the hole parts 103 are embodied as a hole structure having a certain length such as a kidney-shaped hole, an oval-shaped hole, a trapezoidal hole or a rectangular hole, the end surface 102 has a hexagonal structure, three hole parts 103 are arranged in parallel with three of the side walls of the end surface 102, and the three hole portions 103 are arranged centrally symmetrically with respect to the center point of the end surface 102, to ensure the toughness and the degree of deformation of the end surface 102, so that when the body 1 is properly pressed by the retainer 101 and the rod of the fastener after the fastener is installed, the end face 102 can be deformed by the deformation allowance provided by the hole 103, and the end face 102 is prevented from being torn or damaged or the body 1 is prevented from being difficult to be fitted with a fastener.
Further, three of the six side walls of the body portion 1 are respectively provided with one positioning member 104, the positioning members 104 are used for cooperating with the insulating member 2, and preferably, the three positioning members 104 are respectively provided on three of the six side walls which are not adjacent to each other. Further, the end of the positioning member 104 contacting the main body 1 is a bottom end, the other end of the positioning member 104 opposite to the bottom end is a top end, the diameter of the positioning member 104 gradually increases along the direction from the top end to the bottom end, the lower surface of the positioning member 104, that is, the surface facing the insulating member 2, is a contact surface 105, the contact surface 105 is a plane, and the upper surface of the positioning member 104, that is, the surface of the side facing away from the contact surface 105 is an inclined surface.
Furthermore, the edge of the circular hole is formed with six notches 202 at the same interval to increase the toughness, and at the same time, the dimensional tolerance of the body 1 can be absorbed, so that the insulating member 2 and the protecting cover can be more easily matched, so that the body 1 can smoothly pass through the penetrating part 201 and the tightness between the penetrating part and the protecting cover can be ensured, and the body 1 and the insulating member 2 are assembled in place after the contact surface 105 of the positioning element 104 is contacted with the upper plate surface of the insulating member 2.
Further, the insulating member 2 has a flat plate structure, the insulating member 2 has flexibility and can deform, the area of the insulating member 2 is larger than that of a pole piece of an output pole of the battery module, the insulating member 2 is positioned above the output pole and can cover the pole piece of the output pole, and it should be noted that a gap is formed between the insulating member 2 and the pole piece, and the insulating member 2 and the pole piece are not attached to each other.
Further, the insulating member 2 is formed with a penetrating portion 201 for penetrating the body portion 1, the penetrating portion 201 is specifically a circular hole formed on the insulating member 2, preferably, the diameter of the circular hole is approximately equal to the diagonal of the cross section (regular hexagon) of the body portion 1, and since the insulating member 2 and the body portion 1 have flexibility, the body portion 1 can be penetrated in the circular hole and the edge of the body portion 1 can be in contact with the edge of the circular hole to ensure the tightness therebetween.
Further, the output pole protection assembly that this application provided still includes baffle 4, and baffle 4 sets up in the battery module busbar and sets up with insulating member 2 interval, and baffle 4 can block insulating member 2 further to rotate when insulating member 2 takes place to rotate relative body portion 1.
To sum up, the output utmost point protective component that this application provided has stronger intensity and toughness, can satisfy the protection requirement to the battery module output utmost point to effectively reduce the space that this output utmost point protective component occupied, and can regard as opponent's spare and current output utmost point base cooperation to use, need not be to changing current output utmost point base.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application.
Claims (10)
1. An output pole guard assembly, comprising:
a body portion having a cylindrical structure with one end open, the body portion having a shape that fits a shape of a fastener for fixing an output pole, a portion of the fastener being located inside the body portion;
the limiting part is arranged on the inner wall surface of the body part, is raised relative to the body part and can be abutted against the fastening piece;
an insulating member, the body portion being detachably connected to the insulating member, the insulating member being provided to cover the output electrode.
2. The output pole guard assembly of claim 1 wherein the body portion has a prismatic configuration and the body portion is hollow inside, one end of the body portion forming an end face and the other end of the body portion opposite the end face forming an opening for receiving the fastener.
3. The output pole guard assembly of claim 2, wherein the body portion comprises a plurality of side walls connected in series, an inner wall surface of at least one of the side walls of the plurality of side walls being provided with at least one of the limiting portions;
the number of sidewalls is the same as the number of facets of the prism structure.
4. The output pole guard assembly of claim 3, wherein the restraint portion is elongated;
the axis of the prism structure of the body part extends along the Z direction, and the length of the limiting part extends along the Z direction;
the width of the limiting part is gradually reduced along the X direction, the X direction is the direction from the side wall to the axis, and the X direction is perpendicular to the Z direction.
5. The output pole guard assembly of claim 2 wherein said end face is formed with a bore portion;
the output pole guard assembly is flexible.
6. The output pole guard assembly of claim 3, wherein the outer wall surface of the side wall of the body portion is provided with a positioning member, and the positioning member is protruded relative to the outer wall surface of the side wall.
7. The output pole guard assembly of claim 6, wherein the number of the positioning members is three, and the three positioning members are respectively disposed on the outer wall surfaces of three side walls that are not adjacent to each other;
the positioning member has a chamfered structure and is formed with a contact surface for contacting the insulating member.
8. The output pole guard assembly of claim 1, wherein the insulating member is plate-shaped or sheet-shaped, and the insulating member is formed with a penetration portion for penetrating the body portion.
9. The output pole guard assembly of claim 8, wherein the penetration portion has a circular hole structure, the penetration portion having a plurality of notch portions formed at equal intervals along a circumferential direction.
10. The output pole guard assembly of any one of claims 1 to 9 further comprising: a baffle disposed at a distance from the insulating member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123216321.XU CN216698669U (en) | 2021-12-20 | 2021-12-20 | Output pole protection assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123216321.XU CN216698669U (en) | 2021-12-20 | 2021-12-20 | Output pole protection assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216698669U true CN216698669U (en) | 2022-06-07 |
Family
ID=81841068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123216321.XU Active CN216698669U (en) | 2021-12-20 | 2021-12-20 | Output pole protection assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216698669U (en) |
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2021
- 2021-12-20 CN CN202123216321.XU patent/CN216698669U/en active Active
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