CN209880687U - Sealed box and use power battery case and new forms of energy vehicle of this box - Google Patents
Sealed box and use power battery case and new forms of energy vehicle of this box Download PDFInfo
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- CN209880687U CN209880687U CN201920628294.0U CN201920628294U CN209880687U CN 209880687 U CN209880687 U CN 209880687U CN 201920628294 U CN201920628294 U CN 201920628294U CN 209880687 U CN209880687 U CN 209880687U
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a sealed box and use power battery case and new forms of energy vehicle of this box, sealed box include lower box and case lid, the top of lower box is equipped with the recess that is used for pouring into sealed glue into, the recess includes inside wall and lateral wall, the bottom of case lid is equipped with the contact surface that is used for contacting with the top edge of the inside wall of recess and/or lateral wall, the contact surface is used for extrudeing the sealed glue in the recess so that sealed glue sealing connection lower box and case lid after solidifying; one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one is provided with a positioning hole. Has the advantages that: the positioning matching mode of the positioning pin and the positioning hole is adopted, so that the structure is simpler, and the processing and the manufacturing are convenient; the injecting glue process only need guarantee that the injecting glue volume slightly exceeds the top edge of inside wall and/or lateral wall can, can refer to the top edge of inside wall and/or lateral wall as the injecting glue, compare prior art and do not refer to, the utility model discloses an injecting glue volume is controlled relatively more easily.
Description
Technical Field
The utility model relates to a sealed box and use power battery box and new forms of energy vehicle of this box.
Background
At present, a power battery box used by a new energy vehicle generally comprises a lower box body and a box cover, wherein the lower box body and the box cover are in sealing connection mainly in two modes, namely, a sealing gasket and a bolt are adopted for fixing, and a sealing adhesive and a bolt are adopted for fixing. The two modes both need to use bolts, are more in number, need more assembling time and are more complicated to operate, and meanwhile, the box cover needs to be provided with more fixing holes, and the lower box body is correspondingly provided with the same number of rivet nuts, so that the processing cost of the box cover and the lower box body is increased; on the other hand, in order to enable the box cover and the lower box body to be well matched, the position precision requirement of the fixing hole and the rivet nut is high, and a special tool needs to be designed to ensure the precision requirement, so that the tool cost is increased; moreover, the weight of the power battery box is increased by the aid of the bolts and the rivet nuts, and meanwhile, the cost of the power battery box is increased.
For this reason, a non-bolt-fixed power battery box is required. The utility model discloses a chinese utility model patent that grant publication number is CN205248331U discloses a battery box casing and car including this battery box casing, wherein the battery box casing includes casing (case lid promptly) and lower casing (case down promptly), it has the protruding muscle that extends along the periphery of last casing to go up the casing, the casing has the recess that extends along the periphery of lower casing down, protruding muscle extends towards the recess, the opening of recess is towards last casing, be provided with first protruding and second on the inside wall of recess and the lateral wall respectively protrudingly, when protruding muscle inserts in the recess, can block protruding muscle card between first protruding and second are protruding, realize on, location between the casing down. During the use, fill sealed glue in the recess, the protruding muscle stretches into sealed glue, treats sealed solidification back of gluing, just can fix the relative position between recess and the protruding muscle to combine both firm together, realize going up the casing and be connected with the firm between the casing down.
When the battery box shell is manufactured, the plurality of first bulges and the plurality of second bulges are required to be arranged on the side wall of the groove of the lower shell, the positioning structure is complex and inconvenient to manufacture, the protruding ribs which are inserted into the groove to extrude sealant are required to be arranged on the upper shell, on one hand, the structure is complex, on the other hand, the glue injection amount in the groove is difficult to grasp, the volume of the sealant is required to be smaller than or equal to the difference between the volume of the groove and the volume of the protruding ribs, namely, the height of the glue injection cannot be too high, once the sealant exceeds a certain height, the sealant can overflow, and the sealant can be easily controlled by manual visual inspection without any reference.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a sealing box body to solve the problems that the positioning structure of the box body is complex and the glue injection amount is difficult to control in the prior art; the utility model also aims to provide a power battery box which has simple positioning structure and is easy to control the glue injection amount; an object of the utility model is also to provide a new forms of energy vehicle of power battery box location simple structure and easier control glue injection volume.
In order to achieve the above object, the utility model provides a sealed box adopts following technical scheme:
the sealing box body comprises a lower box body and a box cover, wherein the top end of the lower box body is provided with a groove for injecting sealant, the groove comprises an inner side wall and an outer side wall, the bottom end of the box cover is provided with a contact surface for contacting with the upper edge of the inner side wall and/or the outer side wall of the groove, and the contact surface is used for extruding the sealant in the groove to enable the sealant to be cured and then to be connected with the lower box body and the box cover in a sealing manner; one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole matched with the positioning pin in a positioning mode.
The technical scheme of the sealing box body has the beneficial effects that: one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole; and the contact surface that contacts with the inside wall of recess and/or the top edge of lateral wall, still be used for the sealed glue in the extrusion recess, also be the contact surface promptly and extrude the face, the protruding muscle of sealed glue of extrusion in stretching into the recess among the prior art has been saved, so to the injecting glue volume in the recess, can select the top edge of inside wall and/or lateral wall as the reference, as long as guarantee under the sealed condition that glue does not spill over the recess, pour into sealed glue to the top edge that surpasses inside wall and/or lateral wall, can be after covering the case lid, make the contact surface on the case lid both contact with the top edge of inside wall and/or lateral wall, extrude sealed glue simultaneously again, thereby box and case lid under sealed connection after sealed glue solidification. That is to say, the utility model provides an injecting glue process only need guarantee that the injecting glue volume slightly exceeds the top edge of inside wall and/or lateral wall can, can refer to the top edge of inside wall and/or lateral wall as the injecting glue, compare not refer to among the prior art, the utility model discloses an injecting glue volume is controlled relatively more easily.
Furthermore, in order to facilitate the arrangement of the groove, an upper flange is arranged at the top end of the lower box body, and the groove is arranged on the upper flange.
Furthermore, in order to facilitate the formation of the groove, the top surface of the upper flange is provided with inner stop strips and outer stop strips at intervals, the groove is surrounded by the inner stop strips, the outer stop strips and the top surface of the upper flange, the inner side wall is positioned on the inner stop strips, and the outer side wall is positioned on the outer stop strips.
Furthermore, in order to facilitate the positioning between the box cover and the lower box body and conveniently set the positioning pin, the top end of the lower box body is provided with the positioning pin, the bottom end of the box cover is provided with the positioning hole, and the positioning pin is located in the groove.
Furthermore, in order to ensure that the positioning pin does not influence the sealing glue to be cured and then is in sealing connection with the lower box body and the box cover, the sealing effect is ensured, the using amount of the sealing glue is reduced, the cost is saved, the positioning pin is positioned at the middle position close to the outer position in the groove, the sealing glue is injected close to the inner side wall, and the injection width of the sealing glue is smaller than the distance from the positioning pin to the inner side wall.
Furthermore, for the setting of convenient contact surface, make things convenient for the contact between the upper edge of contact surface and recess inside wall and/or lateral wall, conveniently extrude the sealed glue in the recess simultaneously, the case lid bottom is provided with the lower flange, the contact surface comprises the bottom surface of lower flange.
In order to achieve the above object, the utility model provides a power battery box adopts following technical scheme:
the power battery box comprises a power battery, the power battery is arranged in a sealing box body, the sealing box body comprises a lower box body and a box cover, a groove for injecting sealant is formed in the top end of the lower box body, the groove comprises an inner side wall and an outer side wall, a contact surface for contacting with the upper edge of the inner side wall and/or the outer side wall of the groove is formed in the bottom end of the box cover, and the contact surface is used for extruding the sealant in the groove to enable the sealing sealant to be cured and then be connected with the lower box body and the box cover; one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole matched with the positioning pin in a positioning mode.
The technical scheme of the power battery box has the beneficial effects that: one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole; and the contact surface that contacts with the inside wall of recess and/or the top edge of lateral wall, still be used for the sealed glue in the extrusion recess, also be the contact surface promptly and extrude the face, the protruding muscle of sealed glue of extrusion in stretching into the recess among the prior art has been saved, so to the injecting glue volume in the recess, can select the top edge of inside wall and/or lateral wall as the reference, as long as guarantee under the sealed condition that glue does not spill over the recess, pour into sealed glue to the top edge that surpasses inside wall and/or lateral wall, can be after covering the case lid, make the contact surface on the case lid both contact with the top edge of inside wall and/or lateral wall, extrude sealed glue simultaneously again, thereby box and case lid under sealed connection after sealed glue solidification. That is to say, the utility model provides an injecting glue process only need guarantee that the injecting glue volume slightly exceeds the top edge of inside wall and/or lateral wall can, can refer to the top edge of inside wall and/or lateral wall as the injecting glue, compare not refer to among the prior art, the utility model discloses an injecting glue volume is controlled relatively more easily.
Furthermore, in order to facilitate the arrangement of the groove, an upper flange is arranged at the top end of the lower box body, and the groove is arranged on the upper flange.
Furthermore, in order to facilitate the formation of the groove, the top surface of the upper flange is provided with inner stop strips and outer stop strips at intervals, the groove is surrounded by the inner stop strips, the outer stop strips and the top surface of the upper flange, the inner side wall is positioned on the inner stop strips, and the outer side wall is positioned on the outer stop strips.
Furthermore, in order to facilitate the positioning between the box cover and the lower box body and conveniently set the positioning pin, the top end of the lower box body is provided with the positioning pin, the bottom end of the box cover is provided with the positioning hole, and the positioning pin is located in the groove.
Furthermore, in order to ensure that the positioning pin does not influence the sealing glue to be cured and then is in sealing connection with the lower box body and the box cover, the sealing effect is ensured, the using amount of the sealing glue is reduced, the cost is saved, the positioning pin is positioned at the middle position close to the outer position in the groove, the sealing glue is injected close to the inner side wall, and the injection width of the sealing glue is smaller than the distance from the positioning pin to the inner side wall.
Furthermore, for the setting of convenient contact surface, make things convenient for the contact between the upper edge of contact surface and recess inside wall and/or lateral wall, conveniently extrude the sealed glue in the recess simultaneously, the case lid bottom is provided with the lower flange, the contact surface comprises the bottom surface of lower flange.
In order to achieve the above object, the utility model provides a new energy vehicle adopts following technical scheme:
the new energy vehicle comprises a frame and a power battery box arranged on the frame, wherein the power battery box comprises a power battery, the power battery is arranged in a sealed box body, the sealed box body comprises a lower box body and a box cover, the top end of the lower box body is provided with a groove for injecting sealant, the groove comprises an inner side wall and an outer side wall, the bottom end of the box cover is provided with a contact surface for contacting with the inner side wall of the groove and/or the upper edge of the outer side wall, and the contact surface is used for extruding the sealant in the groove to enable the lower box body and the box cover to be connected in a sealing manner after; one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole matched with the positioning pin in a positioning mode.
The technical scheme of the new energy vehicle has the beneficial effects that: one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole; and the contact surface that contacts with the inside wall of recess and/or the top edge of lateral wall, still be used for the sealed glue in the extrusion recess, also be the contact surface promptly and extrude the face, the protruding muscle of sealed glue of extrusion in stretching into the recess among the prior art has been saved, so to the injecting glue volume in the recess, can select the top edge of inside wall and/or lateral wall as the reference, as long as guarantee under the sealed condition that glue does not spill over the recess, pour into sealed glue to the top edge that surpasses inside wall and/or lateral wall, can be after covering the case lid, make the contact surface on the case lid both contact with the top edge of inside wall and/or lateral wall, extrude sealed glue simultaneously again, thereby box and case lid under sealed connection after sealed glue solidification. That is to say, the utility model provides an injecting glue process only need guarantee that the injecting glue volume slightly exceeds the top edge of inside wall and/or lateral wall can, can refer to the top edge of inside wall and/or lateral wall as the injecting glue, compare not refer to among the prior art, the utility model discloses an injecting glue volume is controlled relatively more easily.
Furthermore, in order to facilitate the arrangement of the groove, an upper flange is arranged at the top end of the lower box body, and the groove is arranged on the upper flange.
Furthermore, in order to facilitate the formation of the groove, the top surface of the upper flange is provided with inner stop strips and outer stop strips at intervals, the groove is surrounded by the inner stop strips, the outer stop strips and the top surface of the upper flange, the inner side wall is positioned on the inner stop strips, and the outer side wall is positioned on the outer stop strips.
Furthermore, in order to facilitate the positioning between the box cover and the lower box body and conveniently set the positioning pin, the top end of the lower box body is provided with the positioning pin, the bottom end of the box cover is provided with the positioning hole, and the positioning pin is located in the groove.
Furthermore, in order to ensure that the positioning pin does not influence the sealing glue to be cured and then is in sealing connection with the lower box body and the box cover, the sealing effect is ensured, the using amount of the sealing glue is reduced, the cost is saved, the positioning pin is positioned at the middle position close to the outer position in the groove, the sealing glue is injected close to the inner side wall, and the injection width of the sealing glue is smaller than the distance from the positioning pin to the inner side wall.
Furthermore, for the setting of convenient contact surface, make things convenient for the contact between the upper edge of contact surface and recess inside wall and/or lateral wall, conveniently extrude the sealed glue in the recess simultaneously, the case lid bottom is provided with the lower flange, the contact surface comprises the bottom surface of lower flange.
Drawings
Fig. 1 is a three-dimensional structure diagram of a power battery box of the utility model;
FIG. 2 is a top view of the cover of FIG. 1;
FIG. 3 is a perspective view of the lower case of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a partial fit view of the lid and lower housing of FIG. 1;
fig. 6 is a schematic view of the power battery box and the pressing frame of the present invention;
FIG. 7 is a perspective view of the pressing frame of FIG. 6;
fig. 8 is a schematic diagram of the power battery box and the cylinder block of the present invention;
fig. 9 is a schematic view of the power battery box and the clip according to the present invention;
fig. 10 is a perspective view of the clip of fig. 9.
In the figure: 1. a box cover; 11. a lower flange; 12. positioning holes; 2. a lower box body; 21. an upper flange; 22. positioning pins; 23. an inner stop bar; 24. an outer stop bar; 25. a groove; 3. sealing glue; 4. pressing the frame; 41. avoiding holes; 42. lifting holes; 5. pressing blocks by using the air cylinder; 6. a clip; 61. a clip main body; 611. a splint; 62. a handle.
Detailed Description
The utility model discloses an embodiment of well power battery case is shown in figure 1 ~ figure 5, including sealed box and the power battery (not shown in the figure) of setting in sealed box, as shown in figure 1, sealed box includes box 2 and case lid 1 down as shown in figure 3, figure 4 and figure 5, the top of the lateral wall all is provided with upper flange 21 all around of lower box 2, the interval is provided with interior bar 23 and outer bar 24 on the top surface of upper flange 21, lower box 2 in this embodiment is made by the cast profile, be promptly down the lateral wall of box 2 and upper flange 21, interior bar 23 and outer bar 24 between set up as an organic whole.
An annular groove 25 for injecting sealant is defined by the inner stop strip 23, the outer stop strip 24 and the top surface of the upper flange 21, the side wall of the inner stop strip 23 facing the outer stop strip 24 is an inner side wall of the groove 25, the side wall of the outer stop strip 24 facing the inner stop strip 23 is an outer side wall of the groove 25, and the inner side wall and the outer side wall of the groove 25 are equal in height.
The positioning pins 22 are fixed to the inner middle and outer positions of the groove 25 by welding, and two positioning pins 22 are arranged at positions close to opposite corners respectively, as shown in fig. 3.
The bottom end of the peripheral side wall of the box cover 1 is provided with a lower flange 11, and the box cover 1 in this embodiment is also made of a cast profile, that is, the side wall of the box cover 1 and the lower flange 11 are integrally arranged. The lower flange 11 is matched in shape and size with the upper flange 21, and a positioning hole 12 is provided at a position on the lower flange 11 corresponding to the positioning pin 22, and the positioning pin 22 is in positioning fit with the positioning hole 12 for positioning the assembly of the case lid 1 and the lower case 2.
The bottom surface of the lower flange 11 is a flat surface which constitutes a contact surface for simultaneous contact with the upper edges of the inner and outer side walls of the groove 25, i.e. with the top surfaces of the inner and outer bars 23, 24, and which constitutes a pressing surface for pressing the sealant in the groove.
As shown in fig. 5, in the present embodiment, the sealant 3 is injected close to the inner sidewall of the groove 25 during injecting the sealant, the injection width is smaller than the distance from the positioning pin 22 to the inner sidewall of the groove, and the injected sealant needs to be slightly higher than the inner sidewall under the condition of ensuring that the sealant does not overflow, so that after the case cover 1 is pressed on the lower case body 2, the bottom surface of the lower flange 11 contacts with the top surfaces of the inner retaining strip 23 and the outer retaining strip 24, the bottom surface of the lower flange 11 presses the sealant in the groove, the sealant properly flows outwards, after the sealant is cured, the lower case body 2 and the case cover 1 can be connected in a sealing manner, and the highest height of the sealant is the same as the height of the.
The positioning pins 22 are arranged in the grooves because the lower box body is made of an integrally formed section bar and no other better position is available for fixing the positioning pins. The positioning pin is arranged at the position close to the outside in the middle, so that the problem that the positioning pin is too far inside to influence the curing combination between the sealant and the upper flange, the lower flange and the inner stop strip, namely, the sealing performance is also avoided. The sealant is injected close to the inner side wall of the groove, and the injection width is smaller than the distance from the positioning pin to the inner side wall of the groove, so that on one hand, the sealant can be ensured to be fully contacted with the upper flange, the lower flange and the inner side wall, and the curing combination and sealing performance are ensured; on the other hand, the using amount of the sealant can be reduced, and the cost is saved; in addition, glue injection operation can be facilitated, namely the inner side wall of the groove can be used as a first reference, the sealant is guaranteed not to overflow and is not lower than the height of the inner side wall, the positioning pin can be used as a second reference, the sealant is injected into the inner side of the positioning pin, even if the glue injection width is slightly larger, the glue injection width is irrelevant, and after all, the outer side wall of the groove can prevent the sealant from overflowing outwards.
The utility model discloses well power battery box's case lid and lower box need exert external force to case lid and lower box except that carrying out the injecting glue and lock according to above-mentioned mode, for guaranteeing that case lid and lower box are tight to combine, as shown in fig. 6, be a mode of exerting external force, specifically place a pressure frame 4 on case lid 1, press frame 4 to be the rectangle frame, shape and lower flange 11 phase-matches. As shown in fig. 7, in order to facilitate the contact between the pressing frame 4 and the lower flange 11, two avoidance holes 41 for avoiding the positioning pins 22 are provided on the pressing frame 4, and in addition, in order to facilitate the hoisting of the pressing frame, hoisting holes 42 are respectively provided on four opposite corners of the pressing frame, specifically, the hoisting holes 42 are threaded holes.
The pressing frame 4 has a certain weight, when the pressing frame 4 is placed on the box cover 1, downward pressure can be applied to the box cover 1 by means of dead weight, the sealant is fully cured by keeping for a certain time, and finally the pressing frame is moved away, so that stable sealing connection between the box cover and the lower box body can be achieved.
Fig. 8 provides another external force applying manner, specifically, the power battery box is placed on a workbench, a plurality of cylinders are arranged above the workbench, the telescopic ends of the cylinders are connected with cylinder pressing blocks 5, and the cylinders act simultaneously, so that the cylinder pressing blocks 5 are pressed on the lower flange of the box cover and are kept for a certain time, and the sealant is fully cured. In order to ensure the compression effect, certain requirements are imposed on the arrangement positions of the air cylinder pressing blocks 5, specifically, two air cylinder pressing blocks are arranged at the position of each diagonal corner in an adjacent mode, in addition, two air cylinder pressing blocks are arranged on the two long sides respectively, and the wide sides are shorter, so that the arrangement is not needed.
Fig. 9 also provides a mode of applying external force, specifically, the upper flange and the lower flange are clamped by the clamp 6, the arrangement position and the number of the clamp 6 are the same as the arrangement mode of the cylinder pressing blocks, the clamp 6 comprises a clamp body 61 and a handle 62 connected to the clamp body 61, and the clamping end of the clamp body 61 is provided with a parallel clamping plate 611, so that the clamping area can be increased, and the clamping effect can be ensured. In use, the two clamp plates 611 are opened by the handle 62, and the upper flange and the lower flange are clamped for a certain time, so that the sealant is fully cured.
In other embodiments of the power battery box, the box cover and the lower box body do not adopt integrally formed profiles, for example, the lower flange may be additionally welded and fixed on the side wall of the box cover, or formed by bending the side wall of the box cover; for example, the inner stop strip and the outer stop strip on the upper flange can be additionally welded and fixed on the top surface of the upper flange, and the upper flange can also be additionally welded and fixed on the side wall of the lower box body, or formed by bending on the side wall of the lower box body.
In other embodiments of the power battery box, when the upper flange is thicker, a groove can be directly machined on the top surface of the upper flange without arranging an inner stop bar and an outer stop bar to enclose the groove; or when the upper flange is thinner, a groove can be bent on the upper flange in a bending mode.
In other embodiments of the power battery box, the top end of the lower box body may not be provided with an upper flange, for example, when the wall thickness of the lower box body is sufficient, a groove may be directly machined on the top surface of the lower box body.
In other embodiments of the power battery box, the bottom end of the box cover may not be provided with the lower flange, for example, in case of sufficient wall thickness of the box cover, the bottom surface of the box cover may be directly used as a contact surface.
In other embodiments of the power battery case, when the sealant is injected against the inner sidewall, the injection width of the sealant may also be equal to or greater than the distance from the positioning pin to the inner sidewall.
In other embodiments of the power battery box, the positioning pin may also be disposed in the middle of the groove, or disposed at a position close to the middle inside, and no matter where the positioning pin is disposed, the sealant may be injected against the inner side wall, or may be injected against the outer side wall, and the injection width of the sealant may also be adaptively adjusted, or the groove may also be filled with the sealant.
In other embodiments of the power battery box, the positioning pin may not be disposed in the groove, for example, when the top end of the lower box body is provided with the flange, an arrangement area for disposing the positioning pin may be left on the flange outside the groove, that is, the groove is not set too wide, and an arrangement position of the positioning pin is left; or when the top end of the lower box body is not provided with the flange, but the groove is directly processed on the top surface of the lower box body, the arrangement area for arranging the positioning pin can be reserved on the outer side of the groove on the top surface.
In other embodiments of the power battery box, the box cover may be provided with a positioning pin, and the lower box body is provided with a positioning hole, at this time, the positioning hole may be located in the groove or outside the groove, and when the positioning hole is located in the groove, the positioning hole is preferably not injected with glue.
In other embodiments of the power battery box, the number of the positioning pins and the positioning holes can be one, three or more, and can be adjusted according to needs.
In other embodiments of the power battery box, the contact surface may only contact with the upper edge of the inner side wall of the groove, for example, the contact surface is not so large, and only contacts with the upper edge of the inner side wall, and cannot contact with the upper edge of the outer side wall, and at this time, during glue injection, glue injection needs to be performed close to the inner side wall, so as to prevent the sealant close to the outer side wall from being pressed to cause waste; or although the contact surface is large enough, the inner side wall and the outer side wall of the groove are not equal in height, the inner side wall is higher than the outer side wall, at this time, the contact surface cannot contact the upper edge of the outer side wall, and certainly, glue needs to be injected against the inner side wall.
In other embodiments of the power battery box, the contact surface may only contact with the upper edge of the outer side wall of the groove, for example, the inner side wall and the outer side wall of the groove are not of equal height, the inner side wall is lower than the outer side wall, and at this time, the contact surface only contacts with the upper edge of the outer side wall, and cannot contact with the upper edge of the inner side wall, and certainly, glue injection is required to be performed next to the outer side wall.
The utility model discloses well new forms of energy vehicle's embodiment does: the new energy vehicle comprises a vehicle frame and a power battery box arranged on the vehicle frame, and the specific structure of the power battery box is the same as that of the power battery box in any one of the embodiments, so that repeated description is omitted.
The utility model discloses the embodiment of well sealed box does: the specific structure of the sealed box body is the same as that of the sealed box body in the power battery box embodiment, and repeated description is omitted here.
Claims (8)
1. Sealed box, including lower box and case lid, the top of lower box is provided with the recess that is used for pouring into sealed glue, and the recess includes inside wall and lateral wall, its characterized in that:
the bottom end of the box cover is provided with a contact surface which is used for contacting with the upper edge of the inner side wall and/or the outer side wall of the groove, and the contact surface is used for extruding the sealant in the groove so as to enable the sealant to be cured and then be connected with the lower box body and the box cover in a sealing manner;
one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning pin, and the other one of the bottom end of the box cover and the top end of the lower box body is provided with a positioning hole matched with the positioning pin in a positioning mode.
2. The sealed box of claim 1, wherein: the top end of the lower box body is provided with an upper flange, and the groove is formed in the upper flange.
3. The sealed box of claim 2, wherein: the top surface of the upper flange is provided with inner stop strips and outer stop strips at intervals, the groove is surrounded by the inner stop strips, the outer stop strips and the top surface of the upper flange, the inner side wall is positioned on the inner stop strips, and the outer side wall is positioned on the outer stop strips.
4. The sealed box body of claim 1 ~ 3, wherein the top end of the lower box body is provided with a positioning pin, the bottom end of the box cover is provided with a positioning hole, and the positioning pin is positioned in the groove.
5. The sealed box of claim 4, wherein: the positioning pin is located in the middle of the groove and close to the outer position, the sealant is injected close to the inner side wall, and the injection width of the sealant is smaller than the distance from the positioning pin to the inner side wall.
6. The sealed box of claim 1 ~ 3, wherein the bottom end of the box cover is provided with a lower flange, and the contact surface is formed by the bottom surface of the lower flange.
7. The power battery box comprises a power battery, and is characterized in that the power battery is arranged in the sealed box body as claimed in any one of claims 1 ~ 6.
8. The new energy vehicle comprises a vehicle frame and a power battery box arranged on the vehicle frame, wherein the power battery box comprises a power battery, and the new energy vehicle is characterized in that the power battery is arranged in the sealed box body as claimed in any one of claims 1 ~ 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920628294.0U CN209880687U (en) | 2019-05-05 | 2019-05-05 | Sealed box and use power battery case and new forms of energy vehicle of this box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920628294.0U CN209880687U (en) | 2019-05-05 | 2019-05-05 | Sealed box and use power battery case and new forms of energy vehicle of this box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209880687U true CN209880687U (en) | 2019-12-31 |
Family
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Family Applications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111900278A (en) * | 2019-05-05 | 2020-11-06 | 郑州深澜动力科技有限公司 | Sealed box and use power battery case and new forms of energy vehicle of this box |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111900278A (en) * | 2019-05-05 | 2020-11-06 | 郑州深澜动力科技有限公司 | Sealed box and use power battery case and new forms of energy vehicle of this box |
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