CN211371263U - D-shaped sealing strip with elastic telescopic structure inside - Google Patents
D-shaped sealing strip with elastic telescopic structure inside Download PDFInfo
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- CN211371263U CN211371263U CN201922091657.4U CN201922091657U CN211371263U CN 211371263 U CN211371263 U CN 211371263U CN 201922091657 U CN201922091657 U CN 201922091657U CN 211371263 U CN211371263 U CN 211371263U
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- elastic strip
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- 238000007789 sealing Methods 0.000 title claims abstract description 26
- 238000001125 extrusion Methods 0.000 claims abstract description 24
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an inside has elastic expansion structure's D type sealing strip, including basic unit, D type circle, integrated into one piece is provided with D type circle in the basic unit, basic unit bilateral symmetry is provided with the recess, integrated into one piece is provided with the extrusion spring in the recess, extrusion spring other end integrated into one piece sets up in the one end of extrusion piece and the other end of extrusion piece is provided with the slope, the equidistance has inlayed first concave type elasticity strip, the concave type elasticity strip of second in the D type circle, first concave type elasticity strip, the concave type elasticity strip tip of second all integrated into one piece set up at the elasticity strip, through the utility model discloses can improve the shock-proof and waterproof performance of D type sealing strip, make its difficult emergence deformation, and then improve the life of D type sealing strip.
Description
Technical Field
The utility model relates to a sealing strip technical field specifically is a D type sealing strip that inside has elastic expansion structure.
Background
The sealing strip is a product which seals an object and is not easy to open, plays roles of shock absorption, water resistance, sound insulation, heat insulation, dust prevention, mosquito prevention, fixation and the like, has various materials such as rubber, paper, metal, plastic and the like, has various types at present, has the characteristics of good high-temperature resistance and weather resistance and shock and water resistance, has larger contact pressure than an O-shaped ring and is not easy to gnaw when being used at low temperature, is a rubber sealing ring with good self-sealing performance, can age and deform a D-shaped ring when being used for a long time for the existing D-shaped sealing strip, further has the properties of buffering prevention and water resistance reduction, has simpler structure and is easy to deform, plays a role in keeping the performance of the D-shaped sealing strip, and further has shorter service life, therefore, the utility model provides an inside has elastic expansion structure's D type sealing strip is used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an inside has elastic expansion structure's D type sealing strip to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a D-shaped sealing strip with an elastic telescopic structure inside comprises a base layer and a D-shaped ring, wherein the base layer is provided with the D-shaped ring in an integrated manner, grooves are symmetrically arranged on two sides of the base layer, an extrusion spring is arranged in each groove in an integrated manner, the other end of the extrusion spring is arranged at one end of an extrusion block in an integrated manner, a slope is arranged at the other end of the extrusion block, a first concave elastic strip and a second concave elastic strip are embedded in the D-shaped ring at equal distances, the end parts of the first concave elastic strip and the second concave elastic strip are arranged in the elastic strips in an integrated manner, a first buffer spring is arranged at the outer side of the first concave elastic strip in an integrated manner at equal distances, a first buffer spring is arranged at the inner side of the second concave elastic strip in an integrated manner at equal distances, and the other end of the first buffer spring is arranged on the outer side of the second concave elastic strip in an integrated, first concave type elasticity strip and first concave type elasticity strip, the concave type elasticity strip of second and the concave type elasticity strip of second pass through second connecting spring to be connected, the equidistance scarf joint has V type elasticity strip in the basic unit, integrated into one piece symmetry is provided with lug, tip integrated into one piece symmetry on the V type elasticity strip is provided with the supporting shoe, lug and elasticity strip pass through second buffer spring to be connected, integrated into one piece is provided with third buffer spring on the supporting shoe.
Preferably, the V-shaped elastic strip is arranged right below the elastic strip, and the thickness of the V-shaped elastic strip is equal to that of the elastic strip.
Preferably, the radian of the second concave elastic strip, the radian of the first concave elastic strip and the radian of the D-shaped ring are the same.
Preferably, the grooves are arranged with equal gap distances on both sides of the substrate, and the slopes of the pressing blocks are kept flush with the sidewalls of the substrate.
Compared with the prior art, the beneficial effects of the utility model are that:
through the utility model discloses can improve the shockproof and waterproof performance of D type sealing strip, make its difficult deformation that takes place, and then improve the life of D type sealing strip.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the connection structure inside the base layer of the present invention;
FIG. 3 is a cross sectional view of the inner connection structure of the base layer and the D-ring of the present invention;
fig. 4 is a vertical side partial section schematic view of the internal connection structure of the base layer and the D-shaped ring.
In the figure: the base layer comprises a base layer 1, a D-shaped ring 2, a groove 3, an extrusion spring 4, an extrusion block 5, a slope 6, a first concave elastic strip 7, a second concave elastic strip 8, an elastic strip 9, a first buffer spring 10, a first connecting spring 11, a second connecting spring 12, a second buffer spring 13, a V-shaped elastic strip 14, a convex block 15, a supporting block 16 and a third buffer spring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides an inside has elastic expansion structure's D type sealing strip, the utility model discloses a basic unit 1, D type circle 2, be provided with D type circle 2 to integrated into one piece on basic unit 1, the both sides at basic unit 1 still symmetry are provided with recess 3, integrated into one piece is provided with extrusion spring 4 in recess 3, and 4 other end integrated into one piece settings of extrusion spring are in the one end of extrusion piece 5, and the other end of extrusion piece 5 is provided with slope 6, set up extrusion spring 4 here, the purpose of extrusion piece 5 and slope 6 is, make things convenient for the installation of basic unit 1 and D type circle 2 on the one hand, on the other hand improves the compactness of installation, the fastness, and then improve erection joint's sealing performance, recess 3 here sets up the clearance distance on 1 both sides of basic unit and equals, and the downhill path of slope 6 on the extrusion piece 5 keeps flushing with.
For the D-shaped ring 2, a first concave elastic strip 7 and a second concave elastic strip 8 are embedded in the D-shaped ring at equal intervals, the radian of the second concave elastic strip 8, the radian of the first concave elastic strip 7 is the same as that of the D-shaped ring 2, the end parts of the first concave elastic strip 7 and the second concave elastic strip 8 are integrally formed on an elastic strip 9, a first buffer spring 10 is integrally formed and arranged on the outer side of the first concave elastic strip 7 at equal intervals, a first buffer spring 10 is integrally formed and arranged on the inner side of the second concave elastic strip 8 at equal intervals, a first connecting spring 11 is integrally formed and arranged on the inner side of the first concave elastic strip 7 at equal intervals, and the other end of the first connecting spring 11 is integrally formed and arranged on the outer side of the second concave elastic strip 8; the first concave elastic strip 7 and the first concave elastic strip 7, and the second concave elastic strip 8 are connected through a second connecting spring 12; the V-shaped elastic strip 14 is embedded in the base layer 1 at a medium distance, the V-shaped elastic strip 14 is arranged under the elastic strip 9, the thickness of the V-shaped elastic strip 14 is equal to that of the elastic strip 9, the V-shaped elastic strip 14 is further symmetrically provided with a lug 15 in an integrated forming mode, the end portion of the V-shaped elastic strip 14 is symmetrically provided with a supporting block 16 in an integrated forming mode, the lug 15 is connected with the elastic strip 9 through a second buffer spring 13, a third buffer spring 17 is integrally formed on the supporting block 16, the supporting block 16 arranged at two ends of the V-shaped elastic strip 14 is used for enabling the supporting elastic effect of the V-shaped elastic strip 14 to be more stable, and the third buffer spring 17 arranged on the supporting block 16 has a good elastic buffer effect on the supporting block 16.
The working principle is as follows: when the utility model is used, the groove 3, the extrusion spring 4, the extrusion block 5 and the slope 6 which are arranged on the base layer 1 are used for facilitating the installation of the base layer 1 and the D-shaped ring 2 on the one hand, improving the tightness and firmness of the installation on the other hand and further improving the sealing performance of the installation and connection, the first concave elastic strip 7 and the second concave elastic strip 8 which are embedded and arranged in the D-shaped ring 2 are elastic frameworks of the D-shaped ring 2, have good effect on enhancing the toughness of the D-shaped ring 2, so that the D-shaped ring is not easy to deform or damage, further improving the strength quality of the D-shaped ring 2, further enhancing the use strength of the base layer 1 and the D-shaped ring 2 through the connection arrangement of the elastic strips 9 and the V-shaped elastic strips 14, thereby prolonging the service life of the D-shaped ring 2, and being very practical, therefore, the utility model can improve the shock-proof and waterproof, the D-shaped sealing strip is not easy to deform, and the service life of the D-shaped sealing strip is prolonged.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides an inside has elastic expansion structure's D type sealing strip, includes basic unit (1), D type circle (2), its characterized in that: the base layer (1) is integrally formed with a D-shaped ring (2), the base layer (1) is symmetrically provided with grooves (3) at two sides, the grooves (3) are internally provided with an extrusion spring (4), the other end of the extrusion spring (4) is integrally formed at one end of an extrusion block (5), the other end of the extrusion block (5) is provided with a slope (6), the D-shaped ring (2) is equidistantly embedded with a first concave elastic strip (7) and a second concave elastic strip (8), the end parts of the first concave elastic strip (7) and the second concave elastic strip (8) are integrally formed on an elastic strip (9), the outer side of the first concave elastic strip (7) is integrally formed and is equidistantly provided with a first buffer spring (10), the inner side of the second concave elastic strip (8) is integrally formed and is equidistantly provided with a first buffer spring (10), first concave type elastic strip (7) inboard integrated into one piece and equidistance are provided with first connecting spring (11) and first connecting spring (11) other end integrated into one piece and set up on the concave type elastic strip of second (8) outside, first concave type elastic strip (7) and first concave type elastic strip (7), the concave type elastic strip of second (8) are connected through second connecting spring (12) with the concave type elastic strip of second (8), it has V type elastic strip (14) to inlay to wait for the distance in basic unit (1), integrated into one piece symmetry is provided with lug (15) on V type elastic strip (14), tip integrated into one piece symmetry is provided with supporting shoe (16), lug (15) and elastic strip (9) are connected through second buffer spring (13), integrated into one piece is provided with third buffer spring (17) on supporting shoe (16).
2. The D-shaped sealing strip with the elastic expansion structure inside according to claim 1, wherein: the V-shaped elastic strip (14) is arranged right below the elastic strip (9), and the thickness of the V-shaped elastic strip (14) is equal to that of the elastic strip (9).
3. The D-shaped sealing strip with the elastic expansion structure inside according to claim 1, wherein: the radian of the second concave elastic strip (8) and the radian of the first concave elastic strip (7) are the same as that of the D-shaped ring (2).
4. The D-shaped sealing strip with the elastic expansion structure inside according to claim 1, wherein: the grooves (3) are arranged on two sides of the base layer (1) at equal gap distances, and the downslope of the slope (6) on the extrusion block (5) is flush with the side wall of the base layer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922091657.4U CN211371263U (en) | 2019-11-28 | 2019-11-28 | D-shaped sealing strip with elastic telescopic structure inside |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922091657.4U CN211371263U (en) | 2019-11-28 | 2019-11-28 | D-shaped sealing strip with elastic telescopic structure inside |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211371263U true CN211371263U (en) | 2020-08-28 |
Family
ID=72153171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922091657.4U Expired - Fee Related CN211371263U (en) | 2019-11-28 | 2019-11-28 | D-shaped sealing strip with elastic telescopic structure inside |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211371263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113594761A (en) * | 2021-08-18 | 2021-11-02 | 深圳市同心富精密电子有限公司 | Waterproof connector |
-
2019
- 2019-11-28 CN CN201922091657.4U patent/CN211371263U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113594761A (en) * | 2021-08-18 | 2021-11-02 | 深圳市同心富精密电子有限公司 | Waterproof connector |
| CN113594761B (en) * | 2021-08-18 | 2024-03-19 | 深圳市同心富精密电子有限公司 | Waterproof connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 |