CN209241716U - Sealing device for battery - Google Patents
Sealing device for battery Download PDFInfo
- Publication number
- CN209241716U CN209241716U CN201821573538.1U CN201821573538U CN209241716U CN 209241716 U CN209241716 U CN 209241716U CN 201821573538 U CN201821573538 U CN 201821573538U CN 209241716 U CN209241716 U CN 209241716U
- Authority
- CN
- China
- Prior art keywords
- sealing element
- sub
- box body
- lid
- flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model provides a kind of sealing device for battery.Sealing device for battery includes: box body, has the accommodating chamber for accommodating battery;Lid, lid are located on box body;Sealing element is arranged between box body and lid, is sealed with the junction to box body and lid, and sealing element includes the first sub- sealing element and the second sub- sealing element, and the first sub- sealing element is enclosed in outside the second sub- sealing element;Wherein, the first sub- sealing element is made of viscous rubber material, and the second sub- sealing element is made of elastic material.The utility model efficiently solves the problems, such as that the leakproofness of battery in the prior art is poor.
Description
Technical field
The utility model relates to cell sealing technical fields, in particular to a kind of sealing device for battery.
Background technique
Currently, the safety of electric automobile power battery will directly affect the vehicle performance and driving safety of electric car, it is
Ensure that battery is good, extend the service life of battery, needs for battery to be fitted into cabinet and be sealed.
In the prior art, rubber pad is generallyd use to be sealed the opening and closing place of cabinet.However, close using rubber pad
Envelope, it usually needs add powerful fastening force with bolt, to realize powerful pressing force, rubber sheet gasket is made to generate enough shapes
Become, can be only achieved required sealing performance, under biggish pressing force, rubber sheet gasket is easy aging, the folding of Yi Fasheng cabinet
The phenomenon that locating seal failure, causes the leakproofness of cabinet poor.
Utility model content
The case where the main purpose of the utility model is to provide a kind of sealing devices, or else use using powerful pressing force
Under, solve the problems, such as that the leakproofness of battery in the prior art is poor.
To achieve the goals above, the utility model provides a kind of sealing device for battery, comprising: box body, tool
There is the accommodating chamber for accommodating battery;Lid, lid are located on box body;Sealing element is arranged between box body and lid, to box body
It is sealed with the junction of lid, sealing element includes the first sub- sealing element and the second sub- sealing element, and the first sub- sealing element surrounds
Outside the second sub- sealing element;Wherein, the first sub- sealing element is made of viscous rubber material, and the second sub- sealing element is by elastic material system
At.
Further, the first opening of box body has the first flange being circumferentially arranged along it, the second opening of lid
With the second flange being circumferentially arranged along it, sealing element is arranged between the first flange and the second flange.
Further, the first flange is the first cyclic structure, and sealing element is the second cyclic structure, and the second cyclic structure is the
Orthographic projection in one cyclic structure is located in the first cyclic structure.
Further, the second flange is third cyclic structure, orthographic projection of second cyclic structure in third cyclic structure
In third cyclic structure.
Further, the first flange has the first recess portion towards the surface of sealing element, and sealing element is arranged in the first recess portion;
And/or second flange towards the surface of sealing element have the second recess portion, sealing element be arranged in the second recess portion.
Further, the first recess portion and/or the second recess portion are adapted with the shape of sealing element.
Further, elastic material is one of nitrile rubber, silicon rubber or foamed cotton, and viscous rubber material is butyl
One of rubber, acrylic rubber or lactoprene.
Further, the cross section of sealing element is round or oval, when the cross section of sealing element is round, the second son
The outer diameter of sealing element is more than or equal to 5mm.
Further, the thickness of the first sub- sealing element is more than or equal to 1mm.
Further, box body is clamped with lid or is connect by fastener.
Using the technical solution of the utility model, the sealing device for battery includes box body, lid and sealing element.Its
In, box body has the accommodating chamber for accommodating battery.Cover cap is located on box body.Sealing element is arranged between box body and lid,
It is sealed with the junction to box body and lid, sealing element includes the first sub- sealing element and the second sub- sealing element, and the first son is close
Sealing is enclosed in outside the second sub- sealing element;Wherein, the first sub- sealing element is made of viscous rubber material, and the second sub- sealing element is by bullet
Property material is made.In this way, for the sealing element of sealed box body and lid junction by the first sub- sealing element and the second sub- sealing element
It is formed, and the first sub- sealing element is disposed around outside the second sub- sealing element.When cover cap is located on box body, the second sub- sealing element is two
Deformation occurs under the collective effect of person, and the gap of the two junction is blocked, is filled.Meanwhile the company of lid and box body
The place of connecing is bonded together with the first sub- sealing element, influences sealing element to prevent the first sub- sealing element and the junction from disengaging occurs
To the leakproofness of lid and box body, and then solve the problems, such as that the leakproofness of battery in the prior art is poor, so that box body and lid
Body can play a protective role to battery, extend the service life of battery.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the cross-sectional view of the embodiment one of the sealing device according to the present utility model for battery;
Top view after removing lid Fig. 2 shows the sealing device for battery in Fig. 1;
Fig. 3 shows the cross-sectional view of the embodiment two of the sealing device according to the present utility model for battery;And
Fig. 4 shows the cross-sectional view of the embodiment three of the sealing device according to the present utility model for battery.
Wherein, the above drawings include the following reference numerals:
10, box body;11, accommodating chamber;12, the first opening;13, the first flange;131, the first recess portion;20, lid;21,
Two openings;22, the second flange;221, grab;30, sealing element;31, the first sub- sealing element;32, the second sub- sealing element;40, it fastens
Part.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower " is usually to be directed to
For direction shown in the drawings, or on vertical, vertical or gravity direction;Similarly, for ease of understanding
And description, " left and right " is usually for shown in the drawings left and right;" inside and outside " refers to the profile relative to each component itself
It is inside and outside, but the above-mentioned noun of locality is not intended to limit the utility model.
Leakproofness in order to solve the problems, such as battery in the prior art is poor, and this application provides a kind of for the close of battery
Seal apparatus.
Embodiment one
It as depicted in figs. 1 and 2, include box body 10, lid 20 and sealing element 30 for the sealing device of battery.Wherein, box
Body 10 has the accommodating chamber 11 for accommodating battery.The lid of lid 20 is located on box body 10.The setting of sealing element 30 is in box body 10 and lid
It between body 20, is sealed with the junction to box body 10 and lid 20, sealing element 30 includes the first sub- sealing element 31 and second
Sub- sealing element 32, the first sub- sealing element 31 are enclosed in outside the second sub- sealing element 32;Wherein, the first sub- sealing element 31 is by bala gutta
Material is made, and the second sub- sealing element 32 is made of elastic material.
Using the technical solution of the present embodiment, the sealing element 30 for 20 junction of sealed box body 10 and lid is by the first son
Sealing element 31 and the second sub- formation of sealing element 32, and the first sub- sealing element 31 is disposed around outside the second sub- sealing element 32.When lid 20
When lid is located on box body 10, deformation occurs under the collective effect of the two for the second sub- sealing element 32, will be between the two junction
Gap is blocked, is filled.Meanwhile the junction of lid 20 and box body 10 is bonded together with the first sub- sealing element 31, to prevent
First sub- sealing element 31 occurs disengaging with the junction and influences sealing element 30 to the leakproofness of lid 20 and box body 10, and then solves
The poor problem of leakproofness of battery in the prior art of having determined is prolonged so that box body and lid can play a protective role to battery
The service life of long battery.
In the present embodiment, the first sub- sealing element 31 made of viscous rubber material is coated on made of elastic material
Outside second sub- sealing element 32, the instant adhering and sealing to box body 10 and lid 20 is provided in mould assembling assembly, can effectively be protected
Demonstrate,prove leakproofness.
As depicted in figs. 1 and 2, there is the first flange 13 being circumferentially arranged along it, lid at the first opening 12 of box body 10
There is the second flange 22 being circumferentially arranged along it at 20 the second opening 21, the setting of sealing element 30 is convex in the first flange 13 and second
Between edge 22.Specifically, sealing element 30 is mounted on the first flange so that the installation of sealing element 30 is more easier by above-mentioned setting
13 and second can be realized sealing of the sealing element 30 to box body 10 and lid 20 between flange 22, reduce the labour of staff
Intensity.
As shown in Fig. 2, the first flange 13 is the first cyclic structure, sealing element 30 is the second cyclic structure, the second cyclic annular knot
Structure is located in the first cyclic structure in the orthographic projection in the first cyclic structure.The structure of above structure is simple, is easily worked, is real
It is existing, reduce the manufacturing cost of box body 10 and sealing element 30.
Specifically, the width of the first flange 13 is more than or equal to the width of sealing element 30, and the setting of sealing element 30 is convex first
The part close to the first opening 12 of edge 13, to realize sealing of the sealing element 30 to 20 junction of box body 10 and lid.On meanwhile
Setting is stated so that sealing element 30 is fully located in the first flange 13, the usage amount of reduction sealing element 30 reduces adding for sealing device
Work cost.
As shown in Figure 1, the second flange 22 is third cyclic structure, positive throwing of second cyclic structure in third cyclic structure
Shadow is located in third cyclic structure.The structure of above structure is simple, is easily worked, realizes, reduces box body 10 and sealing element 30
Manufacturing cost.Meanwhile above-mentioned setting reduces the use of sealing element 30 so that sealing element 30 is fully located in the second flange 22
Amount, reduces the processing cost of sealing device.
Optionally, elastic material is one of nitrile rubber, silicon rubber or foamed cotton.In the present embodiment, the second son
Sealing element 32 is made of foamed cotton.Specifically, foamed cotton has the characteristics that light weight, elasticity are big, can reduce sealing element 30
Weight.
Optionally, viscous rubber material is one of butyl rubber, acrylic rubber or lactoprene.In this implementation
In example, the first sub- sealing element 31 is made of butyl rubber.Specifically, the mode of butyl rubber cladding foamed cotton makes sealing element 30
With biggish deformation, to meet the seal request of box body 10 Yu lid 20.
Optionally, the cross section of sealing element 30 is round or oval, when the cross section of sealing element 30 is round, second
The outer diameter of sub- sealing element 32 is more than or equal to 5mm.In the present embodiment, the cross section of sealing element 30 is ellipse.
In the present embodiment, the thickness of the first sub- sealing element 31 is more than or equal to 1mm.
In the present embodiment, box body 10 is connect with lid 20 by fastener 40.Specifically, fastener 40 is bolt and spiral shell
Mother, the first flange 13 have the first mounting hole, and the second flange 22 has the second mounting hole, the first mounting hole and the second mounting hole
Axle center is opposite, and bolt passes through the first mounting hole and the second mounting hole, and at least one end of bolt and nut are coincide by screw thread, spiral shell
Female outer diameter is greater than the diameter of mounting hole adjacent thereto, and the size of the bolt other end is greater than the straight of mounting hole adjacent to it
Diameter, to realize connection of the fastener 40 to box body 10 and lid 20.
In the other embodiments being not shown in the accompanying drawings, fastener is stud and nut, and the first flange has the first peace
Hole is filled, the second flange has the second mounting hole, and the first mounting hole is opposite with the axle center of the second mounting hole, and stud passes through the first installation
Hole and the second mounting hole, the both ends of stud are connect with nut thread, and the outer diameter of nut is greater than the diameter of mounting hole adjacent thereto,
To realize connection of the fastener to box body and lid.
Embodiment two
The sealing device for battery in embodiment two is from the difference of embodiment one: the structure of box body 10 is different.
As shown in figure 3, the first flange 13 has the first recess portion 131 towards the surface of sealing element 30, the setting of sealing element 30 exists
In first recess portion 131.Specifically, sealing element 30 is arranged in the first recess portion 131, and the first recess portion 131 limits sealing element 30
Position backstop, influences sealing element 30 to box body to prevent sealing element 30 to be displaced relative to the first flange 13 and the second flange 22
10 and lid 20 leakproofness.
Optionally, the first recess portion 131 is groove.The structure of above structure is simple, is easily worked, realizes.
In the other embodiments being not shown in the accompanying drawings, the second flange has the second recess portion towards the surface of sealing element,
Sealing element is arranged in the second recess portion.Specifically, sealing element is arranged in the first recess portion and the second recess portion, the first recess portion and second
Recess portion carries out limit stops to sealing element, is influenced close with preventing sealing element to be displaced relative to the first flange and the second flange
Leakproofness of the sealing to box body and lid.Optionally, the second recess portion is adapted with the shape of sealing element.
In the present embodiment, the first recess portion 131 is adapted with the shape of sealing element 30, and the first recess portion 131 is arc slot, arc slot
Depth be less than the diameter of sealing element 30, the radius of arc slot is greater than or equal to the outer radius of sealing element 30.
Embodiment three
The difference of the sealing device for battery in embodiment three and embodiment one is: the company of box body 10 and lid 20
Connect mode difference.
As shown in figure 4, box body 10 and lid 20 are clamped.Specifically, the second flange 22 has grab 221, grab 221 and the
One flange 13 clamping, to realize the connection of box body 10 Yu lid 20.The structure of above structure is simple, easy to accomplish, so that box body
10 are more easier with the dismounting of lid 20, reduce the labor intensity of staff.
In the other embodiments being not shown in the accompanying drawings, fastener is Elastic buckle, preferably plastic buckle.
In the other embodiments being not shown in the accompanying drawings, fastener is lock.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
It is formed for the sealing element of sealed box body and lid junction by the first sub- sealing element and the second sub- sealing element, and the
One sub- sealing element is disposed around outside the second sub- sealing element.When cover cap is located on box body, the second sub- sealing element is in the common of the two
Effect is lower, and deformation occurs, and the gap of the two junction is blocked, is filled.Meanwhile the junction of lid and box body and the
One sub- sealing element is bonded together, influenced with preventing the first sub- sealing element and the junction from occurring to be detached from sealing element to lid and
The leakproofness of box body, and then solve the problems, such as that the leakproofness of battery in the prior art is poor, so that box body and lid can be right
Battery plays a protective role, and extends the service life of battery.
Obviously, above-mentioned described embodiment is only the embodiment of the utility model a part, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The range of the utility model protection all should belong in the every other embodiment obtained.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of sealing device for battery characterized by comprising
Box body (10) has the accommodating chamber (11) for accommodating battery;
Lid (20), lid are located on the box body (10);
Sealing element (30) is arranged between the box body (10) and the lid (20), to the box body (10) and the lid
The junction of body (20) is sealed, and the sealing element (30) includes the first sub- sealing element (31) and the second sub- sealing element (32),
The first sub- sealing element (31) is enclosed in the described second sub- sealing element (32) outside;Wherein, the described first sub- sealing element (31) by
Viscous rubber material is made, and the second sub- sealing element (32) is made of elastic material.
2. sealing device according to claim 1, which is characterized in that have at the first opening (12) of the box body (10)
The first flange (13) being circumferentially arranged along it, the lid (20) second opening (21) at have along its be circumferentially arranged second
Flange (22), the sealing element (30) are arranged between first flange (13) and second flange (22).
3. sealing device according to claim 2, which is characterized in that first flange (13) is the first cyclic structure,
The sealing element (30) is the second cyclic structure, and orthographic projection of second cyclic structure in first cyclic structure is located at
In first cyclic structure.
4. sealing device according to claim 3, which is characterized in that second flange (22) is third cyclic structure,
Second cyclic structure is located in the third cyclic structure in the orthographic projection in the third cyclic structure.
5. sealing device according to claim 2, which is characterized in that first flange (13) is towards the sealing element
(30) surface has the first recess portion (131), and sealing element (30) setting is in first recess portion (131);And/or it is described
Second flange (22) has the second recess portion towards the surface of the sealing element (30), and the sealing element (30) is arranged described second
In recess portion.
6. sealing device according to claim 5, which is characterized in that first recess portion (131) and/or described second recessed
Portion is adapted with the shape of the sealing element (30).
7. sealing device according to claim 1, which is characterized in that the elastic material be nitrile rubber, silicon rubber or
One of foamed cotton, the viscous rubber material are one of butyl rubber, acrylic rubber or lactoprene.
8. sealing device according to claim 1, which is characterized in that the cross section of the sealing element (30) is round or ellipse
Circle, when the cross section of the sealing element (30) is round, the outer diameter of the second sub- sealing element (32) is more than or equal to 5mm.
9. sealing device according to claim 1, which is characterized in that the thickness of the first sub- sealing element (31) be greater than etc.
In 1mm.
10. sealing device according to claim 1, which is characterized in that the box body (10) and the lid (20) are clamped
Or it is connected by fastener (40).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821573538.1U CN209241716U (en) | 2018-09-26 | 2018-09-26 | Sealing device for battery |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821573538.1U CN209241716U (en) | 2018-09-26 | 2018-09-26 | Sealing device for battery |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209241716U true CN209241716U (en) | 2019-08-13 |
Family
ID=67518434
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821573538.1U Active CN209241716U (en) | 2018-09-26 | 2018-09-26 | Sealing device for battery |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209241716U (en) |
-
2018
- 2018-09-26 CN CN201821573538.1U patent/CN209241716U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN209241716U (en) | Sealing device for battery | |
CN210092146U (en) | Battery sealing ring | |
CN208855447U (en) | A kind of electric car charging gun for preventing pipette tips from rotating | |
CN207315837U (en) | A kind of metallic packing with multiple annular protrusions | |
US20200021053A1 (en) | Power connector | |
CN210779835U (en) | High tension transmission line insulator installation fastener | |
KR102257680B1 (en) | Secondary battery | |
CN210101251U (en) | Waterproof sealing fixing device for automobile air conditioner | |
CN105810858B (en) | A kind of bipolarity connection sheet lithium battery upper cover | |
CN211011220U (en) | Lamp structure and lamp | |
CN208806568U (en) | Motor train unit end "Jumper" cable sealing device | |
CN211295253U (en) | Novel nickel-hydrogen battery | |
CN208889708U (en) | Lithium ion battery cover and lithium ion battery | |
CN206908770U (en) | A kind of loudspeaker installation structure and the playback equipment with loudspeaker | |
CN113270833A (en) | Wire harness via hole protection device | |
CN208046031U (en) | Ammeter box protection boxboard and ammeter box | |
CN207701573U (en) | A kind of water proof and dust proof end nut | |
CN209134175U (en) | A kind of rotor of portable assembly | |
CN219938070U (en) | Motor sealing flange assembly | |
CN208859532U (en) | A kind of speed tears sealed lamp shade open | |
WO2019061830A1 (en) | Battery module | |
CN218230109U (en) | Liquid cavity end cover with good sealing performance | |
CN212210465U (en) | Waterproof cable explosion-proof box | |
CN204442866U (en) | The panel of automobile electronics and the button be arranged on this panel | |
CN214378740U (en) | Battery isolation positioning structure, positive cover plate assembly and battery |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |