CN209119173U - A kind of lithium ion battery upper cover - Google Patents

Abstract

The utility model provides a kind of lithium ion battery upper cover, is related to lithium ion battery manufacturing field.Wherein, this upper cover includes being equipped with the circuit mounting area of circuit board, the display module installation region of touch display module is installed and the terminal installation region of battery terminal is installed, upper cover offers the first groove and lid conjunction in the transparent cover of first groove, the side of transparent cover towards first groove sets the second annular protrusion, the bottom wall of first groove offers the second annular groove being adapted to the second annular protrusion, the bottom wall of first groove offers the through-hole passed through for display module for touch, touch display module is worn in through-holes, and touch display is bonded with the transparent cover.Cell cover provided by the utility model, structure is simple, has good waterproof performance.

Description

A kind of lithium ion battery upper cover

Technical field

The utility model relates to lithium ion battery manufacturing fields, in particular to a kind of lithium ion battery upper cover.

Background technique

Lithium ion battery is a kind of secondary cell, and there are many lithium-ion electrics of display battery status on the market at present Pond product.But the waterproof measure of the cell cover of these lithium ion battery products is made incomplete, and water is caused to be easy to pass through The through-hole or gap of display module or battery terminal enter inside lithium ion cell.And once inside battery has water infiltration, gently then , there is showing incomplete, the problems such as not showing in the stability for destroying display module, electronic circuit that is heavy then damaging lithium ion battery, Battery core, or cause safety accident.

In view of this, utility model people is special after having studied existing technology to propose the application.

Utility model content

The utility model provides a kind of lithium ion battery upper cover, it is intended to improve lithium ion battery upper cover poor waterproof properties Problem.

In order to solve the above technical problems, the utility model provides a kind of lithium ion battery upper cover, the upper cover includes peace Circuit mounting area equipped with circuit board is equipped with the display module installation region of touch display module and is equipped with battery terminal Terminal installation region, the upper cover offer the first groove and lid close first groove transparent cover, it is described transparent The side of cover plate towards first groove sets the second annular protrusion, and the bottom wall of first groove offers and second ring The second annular groove of shape protrusion adaptation, the bottom wall of first groove are offered for supplying the touch display module to pass through Through-hole, the touch display module are worn in the through hole, and touch display is bonded with the transparent cover.

Further, the contact position of the transparent cover and first groove is equipped with adhesive layer or welding layer.

Further, the display module is fixed on the bottom wall by screw assembly.

Further, the touch display module includes the touch display, fixed plate and buzzer；Described touch shows Show that device and the buzzer are arranged in the fixed plate, the fixed plate is fixed on the bottom wall by the screw assembly.

Further, the transparent cover is also provided with the second groove, the buzzer on the surface of the bottom wall It is bonded the second groove setting.

Further, the corresponding upper cover of the circuit mounting area is arranged on the back portion of lithium ion battery There are multiple screw through-holes, for fixing the circuit board；There are two the terminal installation regions, the display module installation region Between two terminal installation regions.

Further, the upper lid surface is provided with multiple screw through-holes, and each screw through-hole is provided with and it Compatible rubber chock plug.

Further, the battery terminal is fixed on the upper cover using pre-buried injection molding technology.

Further, the battery terminal includes top plate and two the first side plates and the second side plate being oppositely arranged, institute The one end for stating the first side plate and second side plate is each attached on battery cover, and the other end is connect with the top plate, described Top plate offers the first connecting hole, and first side plate offers the second connecting hole, first side plate, second side plate and The top plate surrounds to form an accommodating space, is equipped in the accommodating space for the first limiting slot of fixture nut and the second limit Bolt is arranged in along the approach axis of first connecting hole in position slot, first limiting slot, the second limiting slot setting In bolt along the approach axis of second connecting hole.

Further, first limiting slot and second limiting slot and the battery cover are integrally formed, and described the Closely it is embedded with a nut in one limiting slot and second limiting slot, the threaded hole of each nut is corresponding thereto The central axes of first connecting hole and second connecting hole are overlapped.

By using above-mentioned technical proposal, the utility model can obtain following technical effect:

The display module of lithium ion battery is mounted on transparent cover by lithium ion battery upper cover provided by the utility model Under, by the sealing to transparent cover, prevent water from entering inside battery from transparent cover surrounding.And touch display is used, it gets rid of The design for opening up through-hole for monitor switch has been abandoned, a possibility that water enters battery case by upper cover has further been completely cut off.Secondly, Lithium ion battery upper cover provided by the utility model, the pre-buried Shooting Technique of battery terminal are fixed on lid, terminal and upper cover it Between will not have the gap, make lithium ion battery have preferable water proof and dust proof performance.

Detailed description of the invention

It, below will be to required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment The attached drawing used is briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore not It should be considered as the restriction to range, for those of ordinary skill in the art, without creative efforts, It can also be obtained according to these attached drawings other relevant attached drawings.

Fig. 1 is structural schematic diagram of the lithium ion battery upper cover of the offer of the utility model embodiment 1 under the first visual angle；

Fig. 2 is the lithium ion battery upper cover (removing transparent cover) of the offer of the utility model embodiment 1 under the second visual angle Structural schematic diagram；

Fig. 3 is sectional view of the Fig. 2 along the direction A-A；

Fig. 4 is structural schematic diagram of the lithium ion battery upper cover of the offer of the utility model embodiment 1 under third visual angle；

Fig. 5 be the utility model embodiment 1 provide transparent cover structural schematic diagram；

Fig. 6 is the sectional view of Fig. 5；

Fig. 7 is structural schematic diagram of the battery terminal of the offer of the utility model embodiment 2 under the first visual angle；

Fig. 8 is structural schematic diagram of the battery terminal of the offer of the utility model embodiment 2 under the second visual angle；

Fig. 9 is the lithium ion battery upper cover (removing battery terminal and transparent cover) that the utility model embodiment 2 provides Structural schematic diagram.

Marked in the figure: 1- terminal；10- terminal installation region；20- circuit mounting area；30- display module installation region； 11- bolt；12 first limiting slots；The second limiting slot of 13-；The first limit plate of 14-；The second limit plate of 15-；16- backboard；17- Three limit plates；111- top plate；The first side plate of 112-；The second side plate of 113-；114- clamping groove；The first connecting hole of 115-；116- Two connecting holes；21- screw through-hole；The first groove of 300-；301- bottom wall；302- annular groove；303- through-hole；304- transparency cover Piece；305- annular protrusion；The second groove of 306-；307- screw assembly.

Specific embodiment

It is practical below in conjunction with this to keep the purposes, technical schemes and advantages of the utility model embodiment clearer The technical solution in the utility model embodiment is clearly and completely described in attached drawing in novel embodiment, shows So, described embodiment is a part of embodiment of the utility model, rather than whole embodiments.It is practical based on this Embodiment in novel, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment is fallen within the protection scope of the utility model.Therefore, the implementation to the utility model provided in the accompanying drawings below The detailed description of mode is not intended to limit the range of claimed invention, but is merely representative of the utility model Selected embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative labor Every other embodiment obtained under the premise of dynamic, fall within the protection scope of the utility model.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", The orientation or positional relationship of the instructions such as " clockwise ", " counterclockwise " be based on the orientation or positional relationship shown in the drawings, be only for Convenient for description the utility model and simplify description, rather than the equipment of indication or suggestion meaning or element must have specifically Orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.

In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention, More than, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

Embodiment 1

The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:

As shown in FIG. 1 to FIG. 6, the utility model provides a kind of lithium ion battery upper cover, and the upper cover includes being equipped with The circuit mounting area 20 of circuit board, the display module installation region 30 for being equipped with display module and battery terminal 1 is installed Terminal installation region 10.

Further, as shown in Figure 1, the circuit mounting area 20 and display module installation region 30 are in the upper cover Upper formation T-type protrusion space, the mountable circuit board of the accommodating space that T-type convexes to form and display module.The circuit installing zone The corresponding upper cover in domain 20 is provided with multiple screw through-holes 21 on the back portion of lithium ion battery, described in fixed Circuit board.Circuit board is installed in the protrusion space of the upper cover back side, first is that the thoroughly possibility of exclusion of water and circuit board contacts, second is that electric Road plate, which is fixed on, covers easy to disassemble and maintenance.The terminal is mounted on there are two regions 10, the display module installing zone Domain 30 is located at two terminals and is mounted between region 10.

As shown in Figure 2 and Figure 5, there is the first groove 300 and lid to close described first for the display module installation region 30 The transparent cover 304 of groove 300, the transparent cover 304 are equipped with the second annular protrusion towards the side of first groove 300 305, the bottom wall 301 of first groove 300 offers the second annular groove 302 being adapted to second annular protrusion 305, The bottom wall 301 of first groove 300 offers the through-hole 303 passed through for display module for touch, and the touch shows mould Block is threaded through in the through-hole 303, and the touch display module is bonded with the transparent cover 304.By lithium ion battery Display module is mounted under transparent cover 304, and exclusion of water is directly contacted with display module, prevents leaching of the water to display module Profit.

Further, the contact position of the transparent cover 304 and first groove 300 is equipped with adhesive layer or welding Layer.It is understood that in the present embodiment, the contact position of the transparent cover 304 and first groove 300 can be The position that the edge of transparent cover 304 is contacted with the first groove 300, is also possible to the annular protrusion of transparent cover 304 305 positions contacted with annular groove 302 or above two contact site are equipped with adhesive layer or welding layer, guarantee water not It can enter from the edge that transparent cover 304 is contacted with the first groove 300 infiltration.

Further, the material of the transparent cover 304 is plastics or organic glass.

Further, as shown in figure 4, the display module is fixed on the bottom wall 301 by screw assembly 307, reinforce Display module is bonded with transparent capping.

Further, the touch display module includes the touch display, fixed plate and buzzer.Described touch shows Show that device and the buzzer are arranged in the fixed plate, the fixed plate is fixed on the bottom by the screw assembly 307 Wall 301.Whether the buzzer is in health status for alarm lithium ion battery.The present embodiment uses touch display, gets rid of The design for opening up through-hole for monitor switch has been abandoned, a possibility that water enters battery case by upper cover has further been completely cut off.

It should be noted that in the present embodiment, the various pieces of touch display module can use commercially available existing Product, specific structure and principle are the prior art, are not repeated here herein.

Further, as shown in Figure 5 and Figure 6, the transparent cover 304 also opens up on the surface of the bottom wall 301 There is the second groove 306, the buzzer is bonded second groove 306 and is arranged.The thickness of second groove 306 is than described Bright cover plate 304 is thinner, and the buzzer is bonded the setting of the second groove 306, when buzzer sounds an alarm sound, can pass through second Groove 306 generates the effect of public address, and that reminds user's lithium ion battery is in unhealthy condition.

Further, the upper lid surface is provided with multiple screw through-holes 21, and each screw through-hole 21 is provided with Matched rubber chock plug.The screw through-hole 21 is arranged far from the display module installation region 30, reduces water infiltration A possibility that.Moreover, rubber chock plug is filled in screw through-hole when by screw that the battery-box locks of upper cover and placement battery core are next In 21, avoid water from the infiltration of screw through-hole 21 to battery inside.

Embodiment 2

Referring to a kind of Fig. 7~lithium ion battery terminal structure shown in Fig. 9.

Further, the battery terminal 1 is fixed on the upper cover using pre-buried injection molding technology.The upper cover is embodiment The 1 lithium ion battery upper cover provided.Using the pre-buried Shooting Technique of battery terminal 1, so that battery terminal 1 is fixed on strongerly On cell cover, battery terminal 1 will not be damaged because of excessive external force.And it will not be seamed between battery terminal 1 and upper cover Gap makes lithium ion battery have preferable water proof and dust proof performance.

Further, as shown in Figure 7 and Figure 8, the battery terminal 1 includes that top plate 111 and two are oppositely arranged One end of side plate 112 and the second side plate 113, first side plate 112 and second side plate 113 is each attached to battery cover On, and the other end is connect with the top plate 111, the top plate 111 offers the first connecting hole 115, first side plate 112 The second connecting hole 116 is offered, first side plate 112, second side plate 113 and the top plate 111, which surround, forms an appearance The first limiting slot 12 and the second limiting slot 13 for fixture nut, first limit are equipped between emptying, in the accommodating space Bolt 11 is arranged in along the approach axis of first connecting hole 115 in position slot 12, and second limiting slot 13 is arranged in bolt 11 along the approach axis of second connecting hole 116.

Battery terminal 1 provided by the utility model has side plate connecting hole and top surface connecting hole, can distinguish as needed real Existing 1 side plate of battery terminal is connect with conducting wire or top surface is connect with conducting wire, and conducting wire and terminal 1 can all be made on from different directions by realizing Effectively connected.In addition to this, battery terminal 1 provided by the utility model is also devised with attaching nut's limiting slot, by spiral shell Mother is mounted in limiting slot, first is that ensuring that nut will not be lost because arbitrarily placing.Second is that limiting slot limits nut location, When battery terminal 1 connect with conducting wire using bolt 11, convenient for bolt 11 and attaching nut connection and locking Shi Kefang Only nut rotates phenomenon with the rotation of bolt 11, it is ensured that battery terminal 1 connects the reliability that bolt 11 is locked.

Further, as shown in figure 3, first limiting slot 12 and second limiting slot 13 and battery cover one Molding, and it is closely embedded with a nut in first limiting slot 12 and second limiting slot 13, each nut The central axes coincidence of first connecting hole 115 and second connecting hole 116 of threaded hole corresponding thereto.First limit Slot 12 and the second limiting slot 13 and battery cover are integrally formed, and can preferably guarantee the fastness of limiting slot, and further limit Position of the nut in limiting slot, i.e., the first connecting hole 115 and the second connecting hole of the threaded hole of each nut corresponding thereto 116 central axes are overlapped, and guarantee that bolt 11 is accurately inserted into nut.It is understood that the first limit in the present embodiment A nut is closely embedded in slot 12 and the second limiting slot 13, it is so-called to be closely embedded as when nut is placed into limiting slot Nut is not rotating.

Further, as shown in figure 3, the accommodating space is arranged in close to the battery cover in first limiting slot 12 The accommodating space is arranged in close to the position of first side plate 112 in position, second limiting slot 13.Reasonable space peace Row neither influences the shapes and sizes of battery terminal 1, and it is more firm that bolt 11 is connect with nut.

Further, as shown in figure 9, first limiting slot 12, the second limiting slot 13 and with the top plate 111, institute It states the first side plate 112, second side plate 113 vertically and the backboard 16 of fitting setting constitutes 1 bracket of terminal.First limit Position slot 12 includes two L-type the first limit plates 14 and the second limit plate 15 for being connected on the backboard 16 and being oppositely arranged, the One limit plate 14 is arranged close to the top plate 111, and second limit plate 15 is arranged far from the top plate 111.Third limit plate 17 are parallel to second side plate 113, and are arranged close to second side plate 113, the third limit plate 17 and described the Two limit plates 15 constitute second limiting slot 13.First limiting slot 12,13 structure of the second limiting slot are simple, and the two are limited 1 bracket of terminal that slot and backboard 16 are formed further enhances the reliability of battery terminal 1, so that terminal 1 will not become because of external force Property, avoid the probability of the damage of battery terminal 1.

It further, further include that second side plate 113 has the part for being pierced by battery cover, for connecting with lithium ion battery It connects, after guaranteeing that conducting wire is connect with battery terminal 1, can be powered by lithium ion battery.

Further, first side plate 112 and second side plate 113 are embedded on the part of the battery cover and offer Clamping groove 114.Clamping groove 114 makes battery terminal 1 and the connection of battery cover more secured.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the utility model, for For those skilled in the art, various modifications and changes may be made to the present invention.All spirit and original in the utility model Within then, any modification, equivalent replacement, improvement and so on be should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of lithium ion battery upper cover, the upper cover includes the circuit mounting area for being equipped with circuit board, to be equipped with touch aobvious Show the display module installation region of module and the terminal installation region of battery terminal is installed, which is characterized in that the upper cover is opened The transparent cover in first groove is closed equipped with the first groove and lid, the transparent cover is towards the side of first groove If the second annular protrusion, the bottom wall of first groove offers the second annular groove being adapted to second annular protrusion, The bottom wall of first groove offers the through-hole for passing through for the touch display module, and the touch display module is worn In the through hole, and touch display is bonded with the transparent cover.

2. lithium ion battery upper cover according to claim 1, it is characterised in that, the transparent cover and first groove Contact position be equipped with adhesive layer or welding layer.

3. lithium ion battery upper cover according to claim 1, which is characterized in that the display module is solid by screw assembly Due to the bottom wall.

4. lithium ion battery upper cover according to claim 3, it is characterised in that, the touch display module includes the touching Touch display, fixed plate and buzzer；The touch display and the buzzer are arranged in the fixed plate, the fixation Plate is fixed on the bottom wall by the screw assembly.

5. lithium ion battery upper cover according to claim 4, it is characterised in that, the transparent cover is close to the bottom wall The second groove is also provided on surface, the buzzer is bonded the second groove setting.

6. lithium ion battery upper cover according to claim 1, it is characterised in that, the circuit mounting area is corresponding described Upper cover is provided with multiple screw through-holes on the back portion of lithium ion battery, for fixing the circuit board；The terminal There are two installation regions, and the display module installation region is located between two terminal installation regions.

7. lithium ion battery upper cover according to claim 1, which is characterized in that the upper lid surface is provided with multiple screws Through-hole, each screw through-hole are provided with matched rubber chock plug.

8. lithium ion battery upper cover according to claim 1, it is characterised in that, the battery terminal uses pre-buried injection molding skill Art is fixed on the upper cover.

9. lithium ion battery upper cover according to claim 1, it is characterised in that, the battery terminal includes top plate and two One end of a the first side plate and the second side plate being oppositely arranged, first side plate and second side plate is each attached to battery cover On, and the other end is connect with the top plate, the top plate offers the first connecting hole, and first side plate offers the second company Hole is connect, first side plate, second side plate and the top plate are surrounded to form an accommodating space, be equipped in the accommodating space For the first limiting slot and the second limiting slot of fixture nut, first limiting slot is arranged in bolt along first connecting hole Approach axis on, bolt is arranged in along the approach axis of second connecting hole in second limiting slot.

10. lithium ion battery upper cover according to claim 9, is characterized in that, first limiting slot and second limit Position slot and the battery cover are integrally formed, and are closely embedded with a spiral shell in first limiting slot and second limiting slot The central axes weight of mother, the threaded hole of each nut first connecting hole corresponding thereto and second connecting hole It closes.