CN216231651U - Symmetrical sealing strip - Google Patents
Symmetrical sealing strip Download PDFInfo
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- CN216231651U CN216231651U CN202122909086.8U CN202122909086U CN216231651U CN 216231651 U CN216231651 U CN 216231651U CN 202122909086 U CN202122909086 U CN 202122909086U CN 216231651 U CN216231651 U CN 216231651U
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- arc
- sealing strip
- symmetrical
- shaped
- strip body
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a symmetrical sealing strip which comprises a sealing strip body, wherein protruding units are symmetrically arranged on the left side and the right side of the sealing strip body, arc-shaped contact sections are symmetrically arranged on the upper side and the lower side of the sealing strip body, a plurality of arc-shaped protrusions are arranged on the protruding units at intervals, two adjacent arc-shaped protrusions are connected through a connecting arc, an extrusion cavity is arranged in the sealing strip body, and the inner surface of the extrusion cavity is matched with the outer surface structure or shape of the sealing strip body. According to the utility model, the protruding units on the two sides of the sealing strip interfere with the sealing strip installation groove of the box body, so that proper pressure load is provided, high sealing performance is provided, the protruding units are provided with the arc-shaped protrusions at intervals, and the adjacent arc-shaped protrusions are connected through the connecting arc, so that the sealing pressure is ensured and the installation is convenient.
Description
Technical Field
The utility model relates to the technical field of automobile parts, in particular to a symmetrical sealing strip.
Background
The automobile battery box sealing strip is arranged between the battery box body and the box cover and mainly plays roles in dust prevention, water prevention and sealing. Along with the development of electric automobiles, the requirements of the electric automobiles are higher and higher, and the requirements for automobile battery box sealing strips are correspondingly higher and higher. Current battery box seals are costly and are seal moldings with higher pressure loads, which may have mounting and stability issues, requiring more fasteners and stiffer covers, and correspondingly increased costs. In addition, the current automobile battery box sealing strip can only meet the IP67 requirement, cannot meet the IP69 requirement (no water leakage under high-pressure impact), and the sealing property needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provides a symmetrical sealing strip, which provides proper pressure load and high sealing performance by interference of protruding units on two sides of the sealing strip and a sealing strip mounting groove of a box body.
The purpose of the utility model is realized as follows:
the utility model provides a symmetrical type sealing strip, includes the sealing strip body, sealing strip body bilateral symmetry is equipped with protruding unit, and the symmetry is equipped with arc contact section from top to bottom, protruding unit interval is equipped with a plurality of arc archs, connects through connecting the arc between two adjacent arc archs, this internal extrusion cavity that is equipped with of sealing strip, the internal surface and the sealing strip body surface structure or the shape phase-match of extrusion cavity.
Preferably, the protrusion units are symmetrically provided with arc protrusions, and the two arc protrusions are connected through a connecting arc.
Preferably, the arc-shaped contact section is bullet-shaped, circular or elliptical.
The sealing strip body is arranged in an annular sealing strip mounting groove of the box body, the arc-shaped protrusion is in interference fit with the sealing strip mounting groove, and the connecting arc is in clearance fit with the sealing strip mounting groove.
Preferably, the opening width of the arc-shaped protrusion is larger than the opening width of the connecting arc.
Preferably, the peak value of the arc-shaped protrusion is larger than the peak value of the connecting arc.
Preferably, when the extrusion is performed, the outer convex unit forms a first seal, the arc-shaped contact section forms a second seal, and the inner convex unit forms a third seal.
The utility model has the beneficial effects that:
the utility model has enhanced sealing stability, can resist water, pressure and aging, and can meet the requirements of IP67 and IP69 (no water leakage under high-pressure impact); when the sealing strip is installed, the symmetrical structure enables the stable structure of the sealing strip to enhance the installation stability; protruding unit in both sides interferes with the sealing strip mounting groove of box, provides suitable pressure lotus, provides high leakproofness ability, and protruding unit interval is provided with the arc arch, and adjacent arc arch is connected through connecting the arc, easy to assemble when guaranteeing sealing pressure.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the installation of the present invention.
Fig. 3 is a graph showing the compression effect of the present invention after assembly.
Wherein: a sealing strip body 1; an arc contact section 1.1; the arc-shaped bulge is 1.2; connecting arc 1.3; an extrusion cavity 1.4; a box body 2; a sealing strip mounting groove 2.1; a case cover 3.
Detailed Description
Referring to fig. 1-3, the utility model relates to a symmetrical sealing strip, which comprises a sealing strip body 1, wherein the sealing strip body 1 is symmetrically provided with a protrusion unit at left and right sides, arc-shaped contact sections 1.1 are symmetrically arranged at upper and lower sides, the protrusion unit is provided with a plurality of arc-shaped protrusions 1.2 at intervals, two adjacent arc-shaped protrusions 1.2 are connected through a connecting arc 1.3, an extrusion cavity 1.4 is arranged in the sealing strip body 1, and the inner surface of the extrusion cavity 1.4 is matched with the outer surface structure or shape of the sealing strip body 1, so that good sealing pressure is provided for the sealing strip body.
The utility model provides a mounting structure of car battery box, includes sealing strip body 1, box 2 and case lid 3, box 2 is equipped with annular sealing strip mounting groove 2.1, puts into the sealing strip mounting groove with sealing strip body 1, applys the load to the case lid, like figure 2, the compression of sealing strip body 1 is in sealing strip mounting groove 2.1, and the biggest contact surface in top of sealing strip body 1 supports and leans on the case lid, and the protruding and sealing strip mounting groove interference in sealing strip both sides provides suitable pressure load, and sealing performance improves.
The arc-shaped contact section 1.1 is bullet-shaped, circular or elliptical, providing good sealing pressure.
The sealing strip body 1 is made of EPDM or silica gel and has good extrusion deformation performance.
The arc contact section 1.1, the arc bulge 1.2 and the connecting arc 1.3 are extruded or molded integrally.
The opening width of the arc-shaped bulge 1.2 is larger than that of the connecting arc 1.3, so that the connecting arc 1.3 can be extruded and deformed conveniently.
The peak value of the arc-shaped bulge 1.2 is larger than that of the connecting arc 1.3, so that the sealing strip body is convenient to install on the premise of ensuring the sealing pressure.
Example 1:
the utility model provides a symmetrical type sealing strip, includes sealing strip body 1, 1 bilateral symmetry of sealing strip body is equipped with protruding unit, and the symmetry is equipped with arc contact section 1.1 from top to bottom, protruding unit longitudinal symmetry is equipped with arc arch 1.2, connects through connecting arc 1.3 between two arc archs 1.2, this internal extrusion cavity 1.4 that is equipped with of sealing strip, the internal surface and the 1 surface structure of sealing strip body or the shape phase-match of extrusion cavity 1.4.
When the extrusion is carried out, the bulge units on the outer side form a first seal, the arc-shaped contact section forms a second seal, and the bulge units on the inner side form a third seal, so that the sealing performance is improved.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (7)
1. A symmetrical sealing strip is characterized in that: including sealing strip body (1), sealing strip body (1) bilateral symmetry is equipped with protruding unit, and the symmetry is equipped with arc contact section (1.1) from top to bottom, protruding unit interval is equipped with a plurality of arc archs (1.2), connects through connecting arc (1.3) between two adjacent arc archs (1.2), be equipped with extrusion cavity (1.4) in sealing strip body (1), the internal surface and sealing strip body (1) surface structure or the shape phase-match of extrusion cavity (1.4).
2. A symmetrical weatherstrip according to claim 1 wherein: the protruding unit is provided with arc-shaped protrusions (1.2) in up-and-down symmetry, and the two arc-shaped protrusions (1.2) are connected through a connecting arc (1.3).
3. A symmetrical weatherstrip according to claim 1 wherein: the arc-shaped contact section (1.1) is bullet-shaped, circular or elliptical.
4. A symmetrical weatherstrip according to claim 1 wherein: the sealing strip body (1) is arranged in an annular sealing strip mounting groove (2.1) of the box body (2), the arc-shaped protrusion (1.1) is in interference fit with the sealing strip mounting groove, and the connecting arc is in clearance fit with the sealing strip mounting groove (2.1).
5. A symmetrical weatherstrip according to claim 4 wherein: the opening width of the arc-shaped protrusion (1.2) is larger than that of the connecting arc (1.3).
6. A symmetrical weatherstrip according to claim 4 wherein: the peak value of the arc-shaped bulge (1.2) is larger than the peak value of the connecting arc (1.3).
7. A symmetrical weatherstrip according to claim 1 wherein: when the extrusion is carried out, the bulge units on the outer side form a first seal, the arc-shaped contact section forms a second seal, and the bulge units on the inner side form a third seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122909086.8U CN216231651U (en) | 2021-11-25 | 2021-11-25 | Symmetrical sealing strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122909086.8U CN216231651U (en) | 2021-11-25 | 2021-11-25 | Symmetrical sealing strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216231651U true CN216231651U (en) | 2022-04-08 |
Family
ID=80956345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122909086.8U Active CN216231651U (en) | 2021-11-25 | 2021-11-25 | Symmetrical sealing strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216231651U (en) |
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2021
- 2021-11-25 CN CN202122909086.8U patent/CN216231651U/en active Active
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