CN218123624U - Battery box base - Google Patents
Battery box base Download PDFInfo
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- CN218123624U CN218123624U CN202222294011.8U CN202222294011U CN218123624U CN 218123624 U CN218123624 U CN 218123624U CN 202222294011 U CN202222294011 U CN 202222294011U CN 218123624 U CN218123624 U CN 218123624U
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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 utility model discloses a battery box base, include: base body, first locking fitting piece and locking piece. The base body, first locking fitting piece connect in base body, first locking fitting piece has first guide way, the locking piece set up in on the base body, the locking piece has telescopic lock axle. The battery box base is configured to be provided with a second limiting body battery box which is arranged in the base body, the second limiting body can be inserted into the first guide groove, and the lock shaft of the locking piece can extend out to lock the battery box. First guide way has the effect that the guide battery box assembly put in place on this application battery box base, and first guide way still plays the effect of limiting the battery box position on the horizontal direction simultaneously, cooperates the locking piece again and can fix the battery box steadily.
Description
Technical Field
The utility model relates to a battery box auxiliary device technical field especially relates to a battery box base.
Background
In the prior art, in order to facilitate the accurate installation of the battery box on the base of the battery box, a plurality of guide bodies are generally required to be arranged on the base of the battery box, and each guide body is provided with an inclined guide surface so as to play a role in guiding the battery box during the assembly of the battery box on the base of the battery box. See application No. 201911357127.8, subject name: the patent application of 'a three-level positioning and locking device and method for an electric heavy truck battery replacing box' discloses a battery base structure. This battery box need set up six guide bodies and just can play direction and spacing effect, and the cost is too high, if for reduce cost with two guide body cancellation at battery box both ends, then four remaining guide bodies can not carry on spacingly to battery box along battery box base length direction, and battery box assembly fixed knot constructs unstablely.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a battery box base.
The application provides the following technical scheme:
a battery case base, comprising:
a base body;
a first locking mating part connected to the base body, the first locking mating part having a first guide groove;
the locking piece is arranged on the base body and is provided with a telescopic locking shaft;
the battery box base is configured to have a second limiting body under the state that the second limiting body battery box is installed on the base body, the second limiting body can be inserted into the first guide groove, and the lock shaft of the locking piece can extend out to lock the battery box.
Optionally, the cross-sectional area of the first guide groove gradually decreases in a direction from the notch of the first guide groove to the groove bottom of the first guide groove.
Optionally, the first locking mating part includes a first main body part and a first stopper;
the first main body part is provided with the first guide groove, and the first limiting body is convexly arranged on the first main body part;
the battery box base is configured in a state that the battery box with the second guide groove is installed on the base body, and the first limiting body can be inserted into the second guide groove of the second locking fitting piece.
Optionally, one end of the first limiting body, which is away from the first main body part, is provided with a first insertion part;
the cross-sectional area of the first insertion part is gradually reduced in a direction from being close to the first main body part to being far away from the first main body part.
Optionally, the first plug part has a smooth first conical convex surface.
Optionally, a first locking matching groove is formed in the surface of the first limiting body;
the lock shaft portion is located in the first lock engagement groove in an extended state of the lock shaft.
Optionally, the first limiting body includes a first locking portion disposed between the first main body portion and the first insertion portion, and the first locking portion is provided with the first locking mating groove.
Optionally, the first locking engagement groove is semicircular in cross section.
Optionally, a first straight surface is arranged on the inner wall of the first guide groove, a second straight surface is arranged on the first insertion part, and the first straight surface and the second straight surface are respectively arranged on two sides of the first locking matching groove.
Optionally, the base body has two side beams and a cross beam connecting the two side beams, and the first locking fitting and the locking member are both mounted on the cross beam.
Through adopting above-mentioned technical scheme for this application has following beneficial effect:
first guide way has the effect that the guide battery box assembly put in place on this application battery box base, and first guide way still plays the effect of limiting the battery box position on the horizontal direction simultaneously, cooperates the locking piece again and can fix the battery box steadily.
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention without limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a schematic diagram illustrating a mating structure of a base of a battery box and the battery box provided by an embodiment of the present application;
fig. 2 is a schematic diagram of a battery box base provided in an embodiment of the present application;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 shows a schematic view of a battery box;
fig. 5 is a partially enlarged view of fig. 4.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solution in the embodiments, and the following embodiments are used to illustrate the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "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 simplification of description, but do not indicate or imply that the device or component to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example one
Referring to fig. 1 to 5, an embodiment of the present application provides a battery box base f, where the battery box base f includes: base body, first locking fitting piece c and locking piece e. A first locking fitting c is connected to the base body, the first locking fitting c having a first guide groove c3. The locking piece e is arranged on the base body and provided with a telescopic locking shaft e1. The battery box base f is configured that in a state that the battery box with the second limiting body d2 is installed on the base body, the second limiting body d2 can be inserted into the first guide groove c3, and the lock shaft e1 of the locking piece e can extend out to lock the battery box.
In this embodiment, the first guide groove c3 may extend along a plane perpendicular to the base body. The battery box can vertically fall into the battery box base f through the hoisting equipment. Set up the convex second spacing body d2 down on the battery box, at the battery box whereabouts in-process, the first guide way c3 of second spacing body d2 contact earlier to fall along first guide way c3 gradually, until the stable support of battery box on base body. First guide way c3 has the effect that the guide battery box assembly put in place on this application battery box base f, and first guide way c3 still plays the effect of limiting the battery box position on the horizontal direction simultaneously, and the battery box can be fixed steadily to the locking piece e of deuterogamying.
In a possible embodiment, the cross-sectional area of the first guide groove c3 decreases gradually in the direction from the notch of the first guide groove c3 to the groove bottom of the first guide groove c3.
In this embodiment, first guide way c3 is the toper roughly, and first guide way c3 top notch is the wide-mouth, does benefit to the in-process that packs into battery box base f at the battery box, and the second spacing body d2 can insert smoothly in the first guide way c3.
In a possible embodiment, the first locking mating member c includes a first main body portion c1 and a first position-limiting body c2, the first guide groove c3 is formed on the first main body portion c1, the first position-limiting body c2 is protrudingly disposed on the first main body portion c1, and the battery box base f is configured such that the first position-limiting body c2 can be inserted into the second guide groove d3 of the second locking mating member d in a state where the battery box having the second guide groove d3 is mounted on the base body.
In this embodiment, first spacing body c2 and second guide way d3 are pegged graft and are cooperated, have spacing guiding action, and spacing guiding action has been significantly improved to second spacing body d2 and the cooperation of pegging graft of first guide way c3, has spacing guiding action.
In a possible embodiment, one end of the first limiting body c2, which is away from the first main body c1, is provided with a first inserting portion c21, in a direction from being close to the first main body c1 to being far away from the first main body c1, the cross-sectional area of the first inserting portion c21 is gradually reduced, and the end of the first inserting portion c21 is small, so that smooth insertion into the second guide groove d3 on the battery box is facilitated.
In a possible embodiment, the first plug part c21 has a smooth first conical convexity. First grafting portion surface is smooth, is favorable to reducing the frictional force between first grafting portion c21 and the second guide way d3, and is little to equipment wear damage, increase of service life.
In a possible embodiment, the first limiting body c2 is provided with a first locking and matching groove c23 on the surface, and the battery box is provided with a second locking and matching groove d23, and under the condition that the locking shaft e1 is in the extended state, the locking shaft e1 is partially positioned in the first locking and matching groove c23 and partially positioned in the second locking and matching groove d23, so that under the impact of the second locking and matching groove d23 on one side of the battery box, the first locking and matching groove c23 can also play a role in supporting and protecting the locking shaft e1, and the locking piece e is not easily damaged.
In a possible embodiment, the first stopper c2 includes a first locking portion c22 disposed between the first main body portion c1 and the first insertion portion c21, and the first locking portion c22 is provided with the first locking engagement groove c23.
The cross section of the first locking matching groove c23 is semicircular, the cross section of the second locking matching groove on one side of the battery box is semicircular, the first locking matching groove c23 and the second locking matching groove d23 are enclosed to form a locking groove in the state that the battery box is completely installed on the base f of the battery box, and the locking shaft e1 can be inserted into the locking groove to lock the first locking matching piece c and the second locking matching piece d.
The inner wall of the first guide groove c3 is provided with a first straight surface c31, the first insertion part is provided with a second straight surface c24, and the first straight surface c31 and the second straight surface c24 are respectively arranged at two sides of the first locking matching groove c23. The battery case is provided with a third straight surface d31 and a fourth straight surface d24 at both sides of the second locking engagement groove d23, respectively. Under the state that the battery box is installed in the battery box base f, the first straight surface c31 and the fourth straight surface d24 are attached, and the second straight surface c24 and the third straight surface can be attached, so that the inner wall of a locking groove formed by enclosing the first locking matching groove c23 and the second locking matching groove d23 is in a closed ring shape along the circumferential direction, and the contact surface with the locking shaft e1 is increased.
In one possible embodiment, see fig. 2, the base body has two side beams and a cross beam connecting the two side beams, on which cross beam the first locking fitting c and the locking piece e are mounted.
A locking fitting piece and first locking piece e constitute a locking subassembly, can set up two or more locking subassemblies in order to have better guide spacing effect on this application battery box base f. Exemplarily, can set up four locking subassemblies on the battery box base f, four locking subassemblies divide into two sets ofly, and two locking subassemblies of every group set gradually along base body's width direction.
Example two
Referring to fig. 1 to 5, the present application provides a battery box matched with a base of the battery box in the first embodiment, where the battery box includes: a battery case main body and a second locking fitting. A second locking fitting is provided to the battery case main body, the second locking fitting having a second guide groove d3. The battery box is configured that the second guide groove d3 can be sleeved on the first limiting body c2 on the battery box base f in a state of being installed on the battery box base f with the first limiting body c 2.
In this embodiment, the first position-limiting body c2 can extend along a plane perpendicular to the base body. The battery box g can vertically fall into the battery box base f through the hoisting equipment. In the falling process of the battery box g, the second guide groove d3 contacts the first limiting body c2 on the battery box base f, and in the falling process of the battery box g, the whole battery box slides downwards along the first limiting body c2 under the limiting matching of the second guide groove d3 and the first limiting body c2, and finally the battery box g is stably supported on the base body of the battery box base f. Set up second guide way d3 on the battery box of this application, second guide way d3 has the effect that the assembly of guide battery box targets in place, and second guide way d3 cover is established on first spacing body c2 simultaneously, still plays the effect of injecing the battery box position.
In a possible embodiment, the battery box main body has a bottom bracket, and the second locking fitting piece is arranged on the bottom bracket, so that when the battery box is installed on the battery box base f, the second locking fitting part can be firstly in insertion fit with the first limiting body c2 on the battery box base f, thereby playing a role in guiding and positioning the falling of the whole battery box.
Specifically, the bottom bracket includes an upper beam 024, a lower beam 025, and a connecting plate 026, the connecting plate 026 being connected to the upper beam 024 and the lower beam 025, respectively, and the second locking fitting being connected to the connecting plate 026. And the connection and assembly of the second locking matching part are facilitated by the arrangement of the connecting plate 026.
In a possible embodiment, the cross-sectional area of the second guide groove d3 decreases in the direction from the mouth of the second guide groove d3 to the base of the second guide groove d3.
In this embodiment, the second guide groove d3 is substantially tapered, and the lower port of the second guide groove d3 is wide-mouthed, so that the first stopper c2 can be smoothly inserted into the second guide groove d3 in the process of loading the battery box into the battery box base f.
In a possible embodiment, the second locking fitting includes a second stopper d2, and the battery case is configured such that the second stopper d2 can be inserted into the first guide groove c3 in a state of being mounted on the battery case base f having the first guide groove c3.
In this embodiment, first spacing body c2 and second guide way d3 are pegged graft and are cooperated, have spacing guide effect, and second spacing body d2 and first guide way c3 are pegged graft and are cooperated, have spacing guide effect, have improved battery box installation accuracy remarkably.
In one possible embodiment, the second locking fitting comprises a second body portion d1. The second main body portion d1 is connected to the battery box main body, the second guide groove d3 is formed in the second main body portion d1, and the second limiting body d2 is convexly arranged on the second main body portion d1.
One end of the second limiting body d2, which is far away from the second main body part, is provided with a second inserting part d21, and the cross-sectional area of the second inserting part d21 is gradually reduced in the direction from the position close to the second main body part to the position far away from the second main body part. The bottom end of the second inserting portion d21 is a tip end, which is more favorable for being smoothly inserted into the first guide groove c3 on the battery box.
In a possible embodiment, the second plug part d21 has a smooth second conical convex surface. The surface of the second inserting part d21 is smooth, so that the friction force between the second inserting part d21 and the inside of the first guide groove c3 is reduced, the abrasion damage to equipment is small, and the service life is prolonged.
In a possible embodiment, a first locking mating groove is formed on the first locking mating member on the battery box base f, and a second locking mating groove is formed on the surface of the second limiting body d 2. The battery box is configured such that, in a state of being mounted on a battery box base f having a lock shaft e1, the lock shaft e1 can be extended to be partially received in the second lock engagement groove and partially positioned in the first lock engagement groove c23. Thus, under the impact of the second locking matching groove d23 on one side of the battery box, the first locking matching groove c23 can also play a role in supporting and protecting the locking shaft e1, so that the locking piece e on the base f of the battery box is not easy to damage.
In a possible embodiment, the second limiting body d2 includes a second locking portion disposed between the second main body and the second insertion portion d21, and the second locking portion is provided with the second locking engagement groove. The diameter of the cross section of the second locking matching groove is semicircular, the cross section of the first locking matching groove c23 is semicircular, the first locking matching groove c23 and the second locking matching groove d23 are enclosed to form a locking groove in the state that the battery box is completely installed on the base f of the battery box, and the locking shaft e1 can be inserted into the locking groove to lock the first locking matching piece c and the second locking matching piece d.
Optionally, a third straight surface d31 is disposed on an inner wall of the second guide groove d3, a fourth straight surface d24 is disposed on the second insertion-connection portion d21, and the third straight surface d31 and the fourth straight surface d24 are respectively disposed on two sides of the second locking matching groove.
A first flat surface c31 is arranged on the inner wall of the first guide groove c3, a second flat surface c24 is further arranged on the first locking matching piece on the base f of the battery box, and the first flat surface c31 and the second flat surface c24 are respectively arranged on two sides of the first locking matching groove c23. Under the state that the battery box was adorned into battery box base f, first plane and fourth plane laminating mutually, second plane and third plane can laminate mutually for the inner wall that closes the locking groove that forms is closed ring along the circumferential direction in first locking cooperation groove c23 and the second locking cooperation groove d23 enclose, increase and lock axle e 1's contact surface.
EXAMPLE III
Referring to fig. 1 to 5, the present embodiment will describe in detail the engagement structure of the locking mechanism composed of the first locking mating element c and the locking member in the first embodiment, and the second locking mating element d in the second embodiment. The first lock fitting piece c has a first side insertion positioning portion and a first lock fitting groove c23. The second locking fitting piece d has a second side insertion positioning portion and a second locking fitting groove d23. The locking member e has a retractable locking shaft e1. The locking mechanism is provided with a locking state and an unlocking state, the first side inserting and positioning part and the second side inserting and positioning part are in inserting and matching in the locking state, the first locking matching groove c23 and the second locking matching groove d23 are enclosed to form a locking groove, and the locking shaft e1 can be inserted into the locking groove to lock the first locking matching piece c and the second locking matching piece d.
In this application, first locking fitting piece c and second locking fitting piece d can enclose to close and form the locking groove, and lock axle e1 can insert this locking inslot, and when lock axle e1 when receiving the impact of second locking cooperation groove d23, first locking cooperation groove c23 can play the effect of supporting the protection to lock axle e1, and lock axle e1 is difficult to damage.
In a possible embodiment, the first locking engagement groove c23 and the second locking engagement groove d23 are both semicircular in cross section. In the locked state, the first locking engagement groove c23 and the second locking engagement groove d23 enclose a locking groove having a circular cross section. The cross section diameter of the locking shaft e1 is matched with that of the locking groove.
The shape and the area of the first locking matching groove c23 and the second locking matching groove d23 are the same, both side edges of the first locking matching groove and the second locking matching groove in the width direction are straight lines, the first locking matching groove c23 and the second locking matching groove d23 are completely coated on the outer side of the locking shaft e1 in the state that the locking shaft e1 is inserted into the locking groove, the first locking matching groove c23 can be arranged on one side of a battery box base f, the second locking matching groove d23 is arranged on the battery box, in the transportation process of the battery box, after the locking shaft e1 is impacted on one side of the battery box, the auxiliary reverse force applied by the second locking matching groove d23 can be received, the second locking matching groove d23 has a protection effect on the locking shaft e1, and the problem that the locking shaft e1 is easily bent and damaged due to unidirectional stress is avoided.
In a possible embodiment, set up the straight face in first side on the first locking fitting piece c, first guide way c3 set up in on the straight face in first side, set up the straight face in second side on the second locking fitting piece d, second guide way d3 set up in on the straight face in second side under the lock-up state, the straight face in first side with the straight face in second side is laminated mutually, first guide way c3 with second guide way d3 is linked together.
In the embodiment of the application, under the state that battery box adorned battery box base f, the straight face in first side and the straight wall in second side laminate mutually for first locking cooperation groove c23 and second locking cooperation groove d23 enclose the inner wall that closes the locking groove that forms and seal the annular along circumferential direction, and the surface of spring bolt can be covered completely, has improved the support protection effect to lock axle e1.
In a possible embodiment, the first side straight surface and the second side straight surface are both parallel to the plugging direction of the first side plugging positioning portion and the second side plugging positioning portion.
The plugging direction is a direction perpendicular to the battery box base f, namely a vertical direction. At the in-process that the control battery box descends perpendicularly, the straight face gliding of second side along the straight face of first side and when the battery box supported battery box base f completely, the straight face of first side and the straight face of second side laminate completely, and first locking cooperation groove and second locking cooperation groove are linked together, enclose to close and form cylindric locking groove. When the battery box shakes up and down, upward or downward force can be applied to the locking shaft e1 of the locking piece e through the second locking matching groove, meanwhile, the battery box base f applies reverse force to the locking shaft e1 through the first locking matching groove, and the effect of supporting and protecting the locking shaft e1 is achieved.
In one possible embodiment, as shown in fig. 2 and 3, the first side socket positioning portion includes a first stopper body c2 and a first guide groove c3, and as shown in fig. 4 and 5, the second side socket positioning portion includes a second stopper body d2 and a second guide groove d3. In the locked state, the first position-limiting body c2 is inserted into the second guide groove d3, and the second position-limiting body d2 is inserted into the first guide groove c3.
In this embodiment, the first position-limiting body c2 and the first guide groove may extend along a plane perpendicular to the base body of the battery box. The battery box can vertically fall into the battery box base f through the hoisting equipment. In the process of falling of the battery box, the second guide groove d3 contacts the first limiting body c2 on the battery box base f, and in the process of falling of the battery box, the whole battery box slides downwards along the first limiting body c2 under the limiting matching of the second guide groove d3 and the first limiting body c2, and finally the battery box is stably supported on the base body of the battery box base f. First spacing body c2 and second guide way d3 are pegged graft and are cooperated, have spacing guide effect, and second spacing body d2 and first guide way c3 are pegged graft and are cooperated, have spacing guide effect, have showing and have improved battery box installation accuracy. The first limiting body c2 and the second guide groove d3 play a role in limiting the position of the battery box, and the second limiting body d2 and the first guide groove c3 further play a role in limiting the position of the battery box.
In a possible embodiment, the first locking engagement groove c23 is provided on the first position limiting body c2, and the second locking engagement groove d23 is provided on the second position limiting body d 2. In the locked state, the first stopper c2 and the second stopper d2 are in contact with each other, and the locking groove is formed between the first stopper c2 and the second stopper d 2.
In this embodiment, set up first locking cooperation groove c23 on first spacing body c2, set up second locking cooperation groove d23 on second spacing body d2, the spacing body can play the effect of limiting the battery box position on the horizontal direction, and the spacing body can also cooperate lock axle e1 to realize spacing at vertical direction to the battery box simultaneously. The locking matching groove is formed in the limiting body, so that the structure is simplified, and the structural redundancy of the locking mechanism is avoided.
In a possible embodiment, a first flat surface c31 is provided on the first stopper c2, a second flat surface c24 is provided in the first guide groove c3, and the first flat surface c31 and the second flat surface c24 are provided on both sides of the first locking engagement groove c23. A third straight surface d31 is provided on the second stopper d2, a fourth straight surface d24 is provided in the second guide groove d3, and the third straight surface d31 and the fourth straight surface d24 are respectively provided on both sides of the second locking engagement groove d23. In the locked state, the first flat surface c31 and the fourth flat surface are in contact with each other, and the second flat surface c24 and the third flat surface are in contact with each other.
The first and second straight planes c31 and c24 constitute the above first side straight plane, and the third and fourth straight planes d31 and d24 constitute the above second side straight plane. Through the design of each flat surface, the battery box can vertically fall and be installed on the battery box base f. And each straight face can laminate for the inner wall that first locking cooperation groove c23 and second locking cooperation groove d23 enclose the locking groove that closes the formation is closed annular along the circumferential direction, has improved the protection effect to lock axle e1.
In a possible embodiment, the first plane c31 and the second plane c24 lie in the same plane, and the third plane d31 and the fourth plane d24 lie in the same plane.
The first locking mating part c has a first main body part c1, the first limiting body c2 includes a first insertion part c21 and a first locking part c22, the first main body part c1 is provided with the first guide groove c3, the first insertion part c21 is connected to the first main body part c1 through the first locking part c22, and the first locking part c22 is provided with the first locking mating groove c23. The second locking fitting piece has a second main body portion d1, the second locking fitting piece includes a second insertion part d21 and a second locking part d22, the second main body portion d1 is provided with the second guide groove d3, the second insertion part d21 is connected to the second main body portion d1 through the second locking part d22, and the second locking part d22 is provided with the second locking fitting groove d23. In the locked state, the first insertion part is inserted into the second guide groove, the second insertion part is inserted into the first guide groove, and the locking groove is formed between the first locking part c22 and the second locking part d 22.
The first insertion part c21 has a first tapered convex surface, the first guide groove c3 has a first tapered concave surface, the second insertion part d21 has a second tapered convex surface, and the second guide groove d3 has a second tapered concave surface.
First guide way c3 and second inserting part d21 all are the toper, and the notch of first guide way c3 is the wide-mouth, and the tip of the spacing body d2 of second is the sharp bight, does benefit to the in-process of battery box dress battery box base f, and spacing body d2 of second can insert smoothly in the first guide way c3. The notch of second guide way d3 is the wide-mouth, and the tip position pointed angle end of first spacing body c2 does benefit to the in-process of battery box dress battery box base f at the battery box, and first spacing body c2 can insert smoothly in the second guide way d3.
First grafting portion and the equal surface in second guide way are smooth, are favorable to reducing the frictional force between first grafting portion and the inside second guide way d3, and is little to equipment wear and tear injury, has prolonged life. The surfaces of the second inserting part d21 and the first guide groove are smooth, so that the friction force between the second inserting part d21 and the inner part of the first guide groove c3 is reduced, the abrasion damage to equipment is small, and the service life is prolonged.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. A battery box base, comprising:
a base body;
a first locking mating piece connected to the base body, the first locking mating piece having a first guide groove;
the locking piece is arranged on the base body and is provided with a telescopic locking shaft;
the battery box base is configured to be provided with a second limiting body battery box which is arranged in the base body, the second limiting body can be inserted into the first guide groove, and the lock shaft of the locking piece can extend out to lock the battery box.
2. The battery box base of claim 1, wherein the cross-sectional area of the first guide groove gradually decreases in a direction from the notch of the first guide groove toward the groove bottom of the first guide groove.
3. The battery box base of claim 1, wherein the first locking fitting comprises a first body portion and a first stopper;
the first main body part is provided with the first guide groove, and the first limiting body is convexly arranged on the first main body part;
the battery box base is configured in a state that the battery box with the second guide groove is installed on the base body, and the first limiting body can be inserted into the second guide groove of the second locking fitting piece.
4. The battery box base of claim 3, wherein one end of the first limiting body, which is away from the first main body part, is provided with a first insertion part;
the cross-sectional area of the first plug part is gradually reduced in a direction from being close to the first main body part to being far away from the first main body part.
5. The battery box base of claim 4, wherein the first mating portion has a smooth first tapered convex surface.
6. The battery box base of claim 5, wherein the first stopper surface is provided with a first locking engagement groove;
the lock shaft portion is located in the first lock engagement groove in an extended state of the lock shaft.
7. The battery box base of claim 6, wherein the first limiting body comprises a first locking portion disposed between the first main body portion and the first insertion portion, and the first locking portion is provided with the first locking mating groove.
8. The battery box base of claim 7, wherein the first locking engagement groove is semi-circular in cross-section.
9. The battery box base of claim 8, wherein the inner wall of the first guide groove is provided with a first straight surface, the first insertion part is provided with a second straight surface, and the first straight surface and the second straight surface are respectively arranged at two sides of the first locking matching groove.
10. A battery box base as claimed in claim 1, wherein the base body has two side beams and a cross beam connecting the two side beams, the first locking fitting and the locking member being mounted on the cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222294011.8U CN218123624U (en) | 2022-08-30 | 2022-08-30 | Battery box base |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222294011.8U CN218123624U (en) | 2022-08-30 | 2022-08-30 | Battery box base |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218123624U true CN218123624U (en) | 2022-12-23 |
Family
ID=84528910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222294011.8U Active CN218123624U (en) | 2022-08-30 | 2022-08-30 | Battery box base |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218123624U (en) |
-
2022
- 2022-08-30 CN CN202222294011.8U patent/CN218123624U/en active Active
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