CN219866234U - Double-end joint strip - Google Patents
Double-end joint strip Download PDFInfo
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- CN219866234U CN219866234U CN202321288613.0U CN202321288613U CN219866234U CN 219866234 U CN219866234 U CN 219866234U CN 202321288613 U CN202321288613 U CN 202321288613U CN 219866234 U CN219866234 U CN 219866234U
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- 238000007789 sealing Methods 0.000 claims abstract description 96
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 10
- 229920001971 elastomer Polymers 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 abstract description 21
- 239000012945 sealing adhesive Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 13
- 238000013461 design Methods 0.000 description 6
- 230000032683 aging Effects 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000003292 glue Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000007847 structural defect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Gasket Seals (AREA)
Abstract
The utility model discloses a double-end sealing adhesive tape, belongs to the technical field of pipeline connection sealing, and aims to provide a double-end sealing adhesive tape, and solve the problems of low sealing stability and low sealing strip installation efficiency of the existing sealing strip. The sealing strip comprises a body extending along the length direction of the sealing strip, wherein a plurality of dovetail grooves are formed in the bottom of the body along the length direction of the body, and a plurality of multi-lip sealing structures extend on the upper surface of the body along the length direction of the body. Two dovetail grooves are formed and are uniformly distributed along the width direction of the body. The multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned on two sides of the upper surface of the body. The multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four bulges, and lips are arranged between adjacent bulges. The body is made of ethylene propylene diene monomer rubber. The double-end sealing rubber strip is suitable for double-end sealing rubber strips.
Description
Technical Field
The utility model belongs to the technical field of pipeline connection sealing, and particularly relates to a double-head sealing adhesive tape.
Background
The sealing strip is a common element for sealing connection between objects, preventing leakage and realizing sealing. With the continuous acceleration of the development of town, many large cities begin to lay out pipeline transportation, and the service life of underground pipelines and pipeline cost become practical problems for municipal engineering implementation. The prefabricated pipeline is used as a light, high-rebound-resilience and corrosion-resistant high-quality pipeline and is widely used for municipal drainage, chemical material transportation and farm irrigation, including oilfield transportation pipelines. Limiting the factors such as pipeline production process, pipeline operation and the like, the connection and sealing of the pipelines becomes a great difficulty in pipeline propulsion city construction.
The existing sealing strip is poor in comprehensive performance (pressure change, weather resistance, radiation resistance and the like) due to material defects (such as mixed glue, natural glue and the like) when the product is used, so that the sealing effect is seriously affected. Meanwhile, due to the structural defect, the installation resistance is high, the installation deformation is easy to occur, the sealing stability between the sealing strip and the pipeline sleeve joint cannot be ensured, and meanwhile, the installation efficiency is quite low.
Disclosure of Invention
The utility model aims at: the double-end sealing rubber strip solves the problems of low sealing stability and low sealing strip installation efficiency of the existing sealing strip.
The technical scheme adopted by the utility model is as follows:
the utility model provides a double-end joint strip, includes the body that extends along sealing strip length direction, a plurality of dovetail has been seted up along body length direction to the body bottom, body upper surface extends along body length direction has a plurality of lips seal structure.
Further, two dovetail grooves are formed and are uniformly distributed along the width direction of the body.
Further, the multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned on two sides of the upper surface of the body.
Further, the multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four bulges, and lips are arranged between adjacent bulges.
Further, the body is made of ethylene propylene diene monomer rubber.
In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:
1. the sealing strip comprises a body extending along the length direction of the sealing strip, wherein a plurality of dovetail grooves are formed in the bottom of the body along the length direction of the body, and a plurality of multi-lip sealing structures extend on the upper surface of the body along the length direction of the body.
Through this setting, a plurality of dovetail grooves that sealing strip body bottom was offered make body bottom form multichannel dovetail and support, the adhesion effect between body bottom and the pipeline sleeve joint has effectively been strengthened, the multi-lip seal structure of body upper surface can effectually differentiate sealing resistance, the multi-tooth shape of multi-lip seal structure makes its design area of contact than single face seal structure little simultaneously, therefore the frictional force is little, the installation resistance has been reduced, simultaneously because its sealing point is many, multiple sealing function has been strengthened sealed effect, sealing stability is low between current sealing strip and the pipeline sleeve joint has effectively been solved, sealing strip installation effectiveness is low problem.
2. In the utility model, two dovetail grooves are formed and are uniformly distributed along the width direction of the body. Through this setting, two dovetail make body bottom form three dovetails and support, the effectual adhesion effect of strengthening between body bottom and the pipeline sleeve joint.
3. In the utility model, the multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned at two sides of the upper surface of the body. Through this setting, two sets of lips seal structure of one shot forming have effectively replaced traditional double-pass seal, have reduced the installation degree of difficulty of sealing strip, have promoted the installation effectiveness of sealing strip.
4. In the utility model, the multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four bulges, and lips are arranged between adjacent bulges. Through this setting, four lip wedge structures are less than single face seal structure's design area of contact, therefore frictional force is little, has reduced installation resistance, simultaneously because its sealing point is many, has multiple sealing function, has strengthened sealed effect.
5. In the utility model, the body is made of ethylene propylene diene monomer rubber. Through this setting, ethylene propylene diene monomer has good elongation, pressure change, ageing resistance, can be effectual really seal and pipeline sleeve connect between sealing performance stable and long-term effective.
Drawings
For a clearer description of the technical solutions of embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and should not be considered limiting in scope, and other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic perspective view of the present utility model;
FIG. 3 is a schematic view of the installation of the present utility model;
the marks in the figure: 1-body, 2-dovetail, 3-multi-lip seal structure, 4-arch, 5-lip.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that: reference numerals and letters denote similar items throughout the following figures, and thus once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of description of the present utility model, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal," "vertical," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the mechanical connection can be made or the electrical connection can be made; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two original parts. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model provides a double-end joint strip, includes the body that extends along sealing strip length direction, a plurality of dovetail has been seted up along body length direction to the body bottom, body upper surface extends along body length direction has a plurality of lips seal structure.
Further, two dovetail grooves are formed and are uniformly distributed along the width direction of the body.
Further, the multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned on two sides of the upper surface of the body.
Further, the multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four bulges, and lips are arranged between adjacent bulges.
Further, the body is made of ethylene propylene diene monomer rubber.
In the implementation process, the plurality of dovetail grooves formed in the bottom of the sealing strip body enable the bottom of the body to form a plurality of dovetail supports, the adhesion effect between the bottom of the body and the pipeline sleeve joint is effectively enhanced, the multi-lip sealing structure on the upper surface of the body can effectively differentiate sealing resistance, meanwhile, the multi-tooth shape of the multi-lip sealing structure enables the multi-lip sealing structure to be smaller than the design contact area of a single face sealing structure, so that friction force is small, installation resistance is reduced, and meanwhile, due to the fact that the sealing points are more, the sealing effect is enhanced, the problems of low sealing stability and low sealing strip installation efficiency between the existing sealing strip and the pipeline sleeve joint are effectively solved.
Specifically, two dovetail grooves are formed and are uniformly distributed along the width direction of the body. Through this setting, two dovetail make body bottom form three dovetails and support, the effectual adhesion effect of strengthening between body bottom and the pipeline sleeve joint.
Specifically, the multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned on two sides of the upper surface of the body. Through this setting, two sets of lips seal structure of one shot forming have effectively replaced traditional double-pass seal, have reduced the installation degree of difficulty of sealing strip, have promoted the installation effectiveness of sealing strip.
As a preferred embodiment, the multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four protrusions, and lips are arranged between adjacent protrusions. Through this setting, four lip wedge structures are less than single face seal structure's design area of contact, therefore frictional force is little, has reduced installation resistance, simultaneously because its sealing point is many, has multiple sealing function, has strengthened sealed effect.
In a preferred embodiment, the body is made of ethylene propylene diene monomer rubber. Through this setting, ethylene propylene diene monomer has good elongation, pressure change, ageing resistance, can be effectual really seal and pipeline sleeve connect between sealing performance stable and long-term effective.
Example 1
The utility model provides a double-end joint strip, includes the body that extends along sealing strip length direction, a plurality of dovetail has been seted up along body length direction to the body bottom, body upper surface extends along body length direction has a plurality of lips seal structure.
Through this setting, a plurality of dovetail grooves that sealing strip body bottom was offered make body bottom form multichannel dovetail and support, the adhesion effect between body bottom and the pipeline sleeve joint has effectively been strengthened, the multi-lip seal structure of body upper surface can effectually differentiate sealing resistance, the multi-tooth shape of multi-lip seal structure makes its design area of contact than single face seal structure little simultaneously, therefore the frictional force is little, the installation resistance has been reduced, simultaneously because its sealing point is many, multiple sealing function has been strengthened sealed effect, sealing stability is low between current sealing strip and the pipeline sleeve joint has effectively been solved, sealing strip installation effectiveness is low problem.
Example 2
On the basis of embodiment 1, two dovetail grooves are formed and are uniformly distributed along the width direction of the body. Through this setting, two dovetail make body bottom form three dovetails and support, the effectual adhesion effect of strengthening between body bottom and the pipeline sleeve joint.
Example 3
On the basis of the embodiment, the multi-lip sealing structure is provided with two groups, and the two groups of multi-lip sealing structures are respectively positioned on two sides of the upper surface of the body. Through this setting, two sets of lips seal structure of one shot forming have effectively replaced traditional double-pass seal, have reduced the installation degree of difficulty of sealing strip, have promoted the installation effectiveness of sealing strip.
Example 4
On the basis of the embodiment, the multi-lip sealing structure is a four-lip wedge structure, the four-lip wedge structure comprises four protrusions, and lips are arranged between adjacent protrusions. Through this setting, four lip wedge structures are less than single face seal structure's design area of contact, therefore frictional force is little, has reduced installation resistance, simultaneously because its sealing point is many, has multiple sealing function, has strengthened sealed effect.
Example 5
On the basis of the embodiment, the material of the body is ethylene propylene diene monomer rubber. Through this setting, ethylene propylene diene monomer has good elongation, pressure change, ageing resistance, can be effectual really seal and pipeline sleeve connect between sealing performance stable and long-term effective.
The above-described embodiments of the present utility model. The foregoing description is illustrative of various preferred embodiments of the present utility model, and the preferred embodiments of the various preferred embodiments may be used in any combination and stacked on the premise of a certain preferred embodiment, where the embodiments and specific parameters in the embodiments are only for clearly describing the verification process of the present utility model, and are not intended to limit the scope of the present utility model, and the scope of the present utility model is still subject to the claims, and all equivalent structural changes made by applying the descriptions and the drawings of the present utility model are included in the scope of the present utility model.
Claims (5)
1. The double-end sealing rubber strip is characterized by comprising a body (1) extending along the length direction of a sealing strip, wherein a plurality of dovetail grooves (2) are formed in the bottom of the body (1) along the length direction of the body (1), and a plurality of multi-lip sealing structures (3) extend on the upper surface of the body (1) along the length direction of the body (1).
2. The double-head sealing rubber strip according to claim 1, wherein two dovetail grooves (2) are formed, and the two dovetail grooves (2) are uniformly distributed along the width direction of the body (1).
3. A double-ended sealing strip according to claim 1, wherein the multi-lip sealing structure (3) is provided with two groups, and the two groups of multi-lip sealing structures (3) are respectively arranged at two sides of the upper surface of the body (1).
4. A double-ended sealing strip according to claim 3, characterized in that the multi-lip sealing structure (3) is a four-lip wedge structure comprising four protrusions (4), and lips (5) are provided between adjacent protrusions (4).
5. A double-ended sealing strip according to claim 1, characterized in that the material of the body (1) is ethylene propylene diene monomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321288613.0U CN219866234U (en) | 2023-05-25 | 2023-05-25 | Double-end joint strip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321288613.0U CN219866234U (en) | 2023-05-25 | 2023-05-25 | Double-end joint strip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219866234U true CN219866234U (en) | 2023-10-20 |
Family
ID=88370267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321288613.0U Active CN219866234U (en) | 2023-05-25 | 2023-05-25 | Double-end joint strip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219866234U (en) |
-
2023
- 2023-05-25 CN CN202321288613.0U patent/CN219866234U/en active Active
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