CN218759612U - Sealing strip and prefabricated cabin - Google Patents
Sealing strip and prefabricated cabin Download PDFInfo
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- CN218759612U CN218759612U CN202222969243.9U CN202222969243U CN218759612U CN 218759612 U CN218759612 U CN 218759612U CN 202222969243 U CN202222969243 U CN 202222969243U CN 218759612 U CN218759612 U CN 218759612U
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Abstract
The utility model relates to a sealed field provides a sealing strip and prefabricated cabin, wherein, the sealing strip, include: the first sealing unit comprises an installation part and a sealing part, and air vents communicated with the first sealing cavity are formed in the sealing part at intervals; along the width direction of the first sealing unit, the second sealing unit is convexly formed on the outer side of the sealing part, and the second sealing unit and the air vent are respectively arranged on two sides of the highest point of the sealing part. Be used for solving among the prior art defect that a sealing strip can't seal up to a plurality of directions, the utility model provides a sealing strip has the installation department of straight face through first seal unit setting, and the second seal unit is along the width direction protrusion in the first seal unit outside, can seal up being different from the sealed direction of first seal unit, realizes setting up the gassing hole relative with the second seal unit to the multi-direction double seal by sealing device, reduces by sealing device's clearance.
Description
Technical Field
The utility model relates to a sealed technical field especially relates to a sealing strip and prefabricated cabin.
Background
The sealing strip is a sealing element, generally a product with the functions of shock absorption, water resistance, sound insulation, heat insulation, dust prevention, fixation and the like. The sealing strip is made of various materials such as rubber, paper, metal, plastic and the like.
The existing sealing strip is generally used for sealing only one installation direction, and when a plurality of directions are needed to seal at one position, a plurality of sealing strips are generally adopted to be combined for use. Therefore, a plurality of mounting surfaces are required, and when a plurality of sealing strips are used in combination, a certain error exists in multiple mounting, and the mounting is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sealing strip and prefabricated cabin for solve among the prior art defect that a sealing strip can't seal up to a plurality of directions, realize that first sealed unit sets up the installation department and realizes sealing up the direction parallel with straight face, the sealed unit of second seals up the direction of personally submitting the angle with straight, realizes the secondary seal, improves sealed effect, reduces installation error.
The utility model provides a sealing strip, include:
the first sealing unit comprises an installation part and a sealing part, the installation part is provided with a straight surface, the sealing part is arc-shaped and protrudes outwards relative to the installation part, the sealing part and the installation part enclose a first sealing cavity, and the sealing part is provided with air release holes communicated with the first sealing cavity at intervals;
and the second sealing unit is convexly formed on the outer side of the sealing part along the width direction of the first sealing unit, the second sealing unit and the air vent are respectively arranged on two sides of the highest point of the sealing part, and the second sealing unit comprises a second sealing cavity.
According to the utility model provides a sealing strip, the wall thickness more than or equal to of first sealed unit the wall thickness of the sealed unit of second.
According to the utility model provides a sealing strip, the cross-section semicircular in shape of first sealed unit.
According to the utility model provides a sealing strip crosses the centre of a circle of first sealing unit with the straight line in the centre of a circle of second sealing unit with the contained angle less than or equal to 45 degrees of straight face.
According to the utility model provides a sealing strip, with the straight face is the benchmark, the gas release hole is seted up the sealed unit of second's central angle 135 degrees is to between the 180 degrees.
According to the utility model provides a sealing strip, the diameter less than or equal to of the sealed unit cross-section of second the radius of first sealed unit cross-section.
The utility model also provides a prefabricated cabin, include: the sealing strip comprises a first frame, a top cover and the sealing strip, wherein the sealing strip is arranged between the first frame and the top cover.
According to the prefabricated cabin provided by the utility model,
the first frame comprises a first upper mounting surface and a first side mounting surface, and the first upper mounting surface is perpendicular to the first side mounting surface;
the top cover comprises a second upper mounting surface and a second side mounting surface, the second upper mounting surface is perpendicular to the second side mounting surface, and a first mounting gap is formed between the first side mounting surface and the second side mounting surface;
the straight surface of the sealing strip is connected to the first upper mounting surface, the first sealing unit is arranged between the first upper mounting surface and the second upper mounting surface, and the second sealing unit is blocked between the first mounting gaps.
According to the utility model provides a prefabricated cabin still includes the second frame, the second frame with be provided with between the first frame the sealing strip.
According to the utility model provides a prefabricated cabin, adjacent two the butt joint department of sealing strip is seted up inclined plane, one the inclined plane and another of sealing strip the inclined plane butt joint of sealing strip to bond.
The utility model provides a sealing strip, installation department that has straight face through first sealed unit setting, can install first sealed unit and second sealed unit simultaneously on by sealing device, the second sealed unit is along the width direction protrusion in the first sealed unit outside, can seal different from the sealed orientation that first sealed unit is sealed, realize to being sealed device's multi-direction double seal, improve sealed effect, set up the gassing hole relative with the second sealed unit, guarantee under the prerequisite of sealed effect, make first sealed unit reach the maximum extrusion degree, reduce by sealing device's clearance.
Further, in the prefabricated cabin provided by the utility model, because possess the sealing strip as above, consequently possess like above-mentioned various advantages.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following briefly introduces the drawings required for the embodiments or the prior art descriptions, and obviously, the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a cross-sectional view of a seal strip provided by the present invention;
FIG. 2 is a partial schematic view showing a state in which the sealing tape is mounted according to the present invention;
fig. 3 is a second partial schematic view of the installation state of the sealing strip provided by the present invention.
Reference numerals:
100: a first sealing unit; 101: an installation part; 102: a sealing part; 103: a first sealed chamber; 104: air bleeding holes; 110: carrying out gum application; 200: a second sealing unit; 201: a second sealed chamber; 300: a first frame; 301: a first upper mounting surface; 302: a first side mounting surface; 400: a top cover; 401: a second upper mounting surface; 402: a second side mounting surface; 410: a first mounting gap; 420: a second mounting gap.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the embodiments of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Embodiments of the present invention will be described below with reference to fig. 1 to 3. It is to be understood that the following description is only exemplary of the present invention and is not intended to limit the present invention.
As shown in fig. 1, the utility model provides a sealing strip, include: the sealing structure comprises a first sealing unit 100 and a second sealing unit 200, wherein the first sealing unit 100 comprises a mounting part 101 and a sealing part 102, the mounting part 101 is provided with a straight surface, the sealing part 102 is arc-shaped, the arc shape is convex relative to the mounting part 101, the sealing part 102 and the mounting part 101 enclose a first sealing cavity 103, and the sealing part 102 is provided with air vents 104 communicated with the first sealing cavity 103 at intervals; the second sealing unit 200 is convexly formed outside the sealing part 102 along the width direction of the first sealing unit 100, the first sealing unit 100 and the second sealing unit 200 have the same length, the second sealing unit 200 and the air vent 104 are respectively arranged at two sides of the highest point of the sealing part 102, and the second sealing unit 200 comprises a second sealing cavity 201.
In other words, the arc-shaped sealing portion 102 includes a first head end and a first tail end, the straight mounting portion 101 includes a second head end and a second tail end, the first head end of the sealing portion 102 is connected with the second head end of the mounting portion 101, the first tail end of the sealing portion 102 is connected with the second tail end of the mounting portion 101, thereby forming the first sealing cavity 103, the second sealing unit 200 is disposed outside the first head end of the sealing portion 102, and the air release hole 104 is opened at the first tail end of the sealing portion 102. When the convex arc-shaped sealing part 102 is extruded in the direction perpendicular to the mounting part 101, the first sealing cavity 103 is filled more easily, and the air vent 104 is convenient for air in the first sealing cavity 103 to be completely discharged in the extrusion process of the first sealing unit 100, so that the compression degree of the first sealing unit 100 is larger, and further the gap of the sealing part is smaller.
In addition, the second sealing unit 200 protrudes from the first sealing unit 100 in the width direction of the first sealing unit 100, that is, the entire width of the weatherstrip is greater than the width of the first sealing unit 100, the second sealing unit 200 protrudes in the width direction, and the second sealing unit 200 does not protrude from the first sealing unit 100 in the height direction of the first sealing unit 100, in other words, the second sealing unit 200 is disposed within the height range of the first sealing unit 100. When extruding in the direction of following perpendicular to installation department 101, one side of keeping away from first sealed unit 100 at second sealed unit 200 is also extruded, and then first sealed unit 100 seals the direction that is on a parallel with the straight face, and second sealed unit 200 seals one side that has the contained angle with the direction of straight face, and the sealing strip realizes the sealed of two directions, only needs to install installation department 101, can realize the sealed to a plurality of directions.
Further, in an embodiment of the present invention, the wall thickness of the first sealing unit 100 is greater than or equal to the wall thickness of the second sealing unit 200. That is, the wall thickness of the second sealing unit 200 is thinner and is more flexible during the pressing process. For example, the wall thickness of the second sealing unit 200 is equal to 1/2 of the wall thickness of the first sealing unit 100, because the first sealing unit 100 can play a certain role of shock absorption when being subjected to the extrusion force in the direction perpendicular to the flat surface, therefore, the thickness is thicker, the buffering capacity is better, the second sealing unit 200 is mainly used for water resistance, the larger thickness is not needed, and the cost of the sealing strip can be reduced.
With continued reference to fig. 1, in another embodiment of the present invention, the first sealing unit 100 is semicircular in cross section. That is, the width of the mounting portion 101 is equal to the diameter of the circle of the arc surrounded by the sealing portion 102, and the semicircular first sealing unit 100 has a simple structure and is more advantageous in terms of manufacturability. Wherein the cross section of the first sealed cavity 103 is fan-shaped.
As shown in fig. 1, in an optional embodiment of the present invention, an included angle a between a straight line between a circle center of the first sealing unit 100 and a circle center of the second sealing unit 200 and the flat surface is less than or equal to 45 degrees.
In other words, when the cross section of the first sealing unit 100 is semicircular, the center of the first sealing unit 100 is on a straight surface, the center in the width direction, and the center of the second sealing unit 200 is disposed at a central angle of 45 degrees or less. Wherein the cross-section of the second sealing unit 200 is circular, for example, the circular second sealing unit 200 is tangent to and connected with the first sealing unit 100, or the circular second sealing unit 200 is compatible with and connected with the first sealing unit 100, wherein the area of the compatible second sealing unit 200 is less than half.
The included angle a is less than or equal to 45 degrees, so that the second sealing unit 200 protrudes along the width direction of the first sealing unit 100, and in the extrusion process, the gap with the included angle between the side where the second sealing unit 200 is located and the straight surface direction can be blocked. For example, the compression amount of the first sealing unit 100 is greater than the radius of the first sealing unit 100.
To the utility model discloses a position of bleeder 104, in the utility model discloses a further optional embodiment, use the straight face as the benchmark, bleeder 104 sets up between 135 degrees to 180 degrees at the central angle of second seal unit 200. That is, the angle B formed by the center of the first sealing unit 100 along the straight plane is minus 45 degrees, the air vent 104 may be opened in the range, and the range in which the air vent 104 is located is symmetrical to the range in which the center of the second sealing unit 200 is located with respect to the first sealing unit 100. The air vent 104 and the second sealing unit 200 are disposed at two opposite sides of the first sealing unit 100, so as to prevent water from entering the air vent 104 and reduce the sealing effect.
Among others, in some embodiments of the present invention, the diameter of the cross section of the second sealing unit 200 is smaller than or equal to the radius of the cross section of the first sealing unit 100. The first sealing unit 100 plays a main role of pressure bearing and sealing, and the second sealing unit 200 plays a role of secondary sealing and waterproofing. In the embodiment of the present invention, the sectional area of the second sealed cavity 201 is smaller than the sectional area of the first sealed cavity 103.
With the wide application of the prefabricated cabin type transformer substation in multiple scenes and multiple areas, when the transformer substation needs to be built in more and more areas and industries, the prefabricated cabin type transformer substation with the high building speed is selected, so that higher and higher requirements on the installation efficiency and the sealing quality of equipment and a cabin body are provided on the site. Due to the variety of transformer substation construction sites, the prefabricated cabin is required to meet various operating environments. Therefore, in order to adapt to the sealing requirements of the cabin bodies in different environments and the sealing quality after disassembly and trial assembly, the prefabricated cabin has very high requirements on the sealing performance of the top cover 400.
As shown in fig. 2 and 3, the utility model also provides a prefabricated cabin, include: the first frame 300, the top cover 400 and the sealing strips of the above embodiments, and the sealing strips are arranged between the first frame 300 and the top cover 400. The prefabricated cabin can still achieve a good sealing effect after being repeatedly disassembled and assembled, the top cover 400 and the frame can ensure no water leakage under outdoor environments of different scenes from minus 40 ℃ to 40 ℃, and the recovery of the operation of power equipment and the later-period overhaul and maintenance can be completely met.
A first mounting gap 410 is formed between the first frame 300 and the top cover 400, the first sealing unit 100 of the sealing tape is used to seal the first mounting gap 410, and the second sealing unit 200 is used to reinforce the sealing of the first mounting gap 410. Wherein the first sealing unit 100 and the second sealing unit 200 seal the first mounting gap 410 in different directions, improving the sealing effect.
Specifically, in the process of engaging the top cover 400 with the first frame 300, the first sealing unit 100 is pressed against the upper engagement surface of the top cover 400 and the first frame 300, and the first mounting gap 410 is formed between the side engagement surface of the top cover 400 and the first frame 300 and the first mounting gap 410 pressed by the second sealing unit 200.
Further, as shown in fig. 2, in other optional embodiments of the present invention, the first frame 300 includes a first upper mounting surface 301 and a first side mounting surface 302, the first upper mounting surface 301 is disposed perpendicular to the first side mounting surface 302; the top cover 400 comprises a second upper mounting surface 401 and a second side mounting surface 402, the second upper mounting surface 401 is perpendicular to the second side mounting surface 402, and a first mounting gap 410 is formed between the first side mounting surface 302 and the second side mounting surface 402; the flat surface of the sealing tape is attached to the first upper mounting surface 301, and the second sealing unit 200 is sealed between the first mounting gaps 410.
For example, the flat surface of the mounting portion 101 of the first sealing unit 100 is provided with the adhesive 110, and the flat surface of the adhesive 110 may be directly attached to the edge of the first upper mounting surface 301 such that the second sealing unit 200 is suspended outside the first upper mounting surface 301 of the first frame 300, i.e., on the side of the first mounting gap 410. A plurality of sealing bars are closely arranged around the circumference where the top cover 400 contacts the first frame 300, thereby achieving sealing of the top cover 400 and the first frame 300.
A second mounting gap 420 is formed after a sealing strip is arranged between the first upper mounting surface 301 and the second upper mounting surface 401, namely the first sealing unit 100 is sealed in the second sealing gap to prevent liquid from entering the first frame 300, the first mounting gap 410 is formed due to the mounting requirements of the first side mounting surface 302 and the second side mounting surface 402, the first mounting gap 410 is perpendicular to the second mounting gap 420, the second sealing unit 200 is used for waterproof sealing of the first mounting gap 410, and the first sealing unit 100 and the second sealing unit 200 are double-sealed, so that a good sealing effect is still achieved when the prefabricated cabin is repeatedly disassembled.
In the sealing process, the second upper mounting surface 401 presses both the first sealing unit 100 and the second sealing unit 200, and the second side mounting surface 402 presses the second sealing unit 200, thereby forming a double sealing structure, and in addition, the first sealing unit 100 has a shock-absorbing function.
In addition, in an embodiment of the present invention, the prefabricated cabin further includes a second frame, and a sealing strip is disposed between the second frame and the first frame 300. In other words, the prefabricated cabin is provided with a plurality of frames stacked on each other, for example, a first frame 300 disposed above and a second frame disposed below, a mounting edge similar to the top cover 400 is also disposed below the first frame 300, a third mounting gap is formed between the second frame and the mounting edge of the first frame 300, the first sealing unit 100 of the sealing strip is disposed between the first frame 300 and the second frame, the second sealing unit 200 is disposed in the third mounting gap between the left and right, and the sealing strip forms double sealing to the first frame 300 and the second frame, thereby improving waterproof effect.
To a plurality of sealing strips that set up in the prefabricated cabin the utility model discloses a further embodiment, the butt joint department of two adjacent sealing strips is seted up there is the inclined plane, and the inclined plane of a sealing strip docks with the inclined plane of another sealing strip to bond. In other words, when the top cover 400 and the first frame 300 or the first frame 300 and the second frame are sealed, the longer sealing strip needs to be divided into multiple segments, inclined planes which can be butted with each other are cut at the splicing positions of the multiple segments of the sealing strip, and the inclined planes are connected and sealed through glue.
The utility model provides a sealing strip, installation department 101 that has straight face is set up through first sealed unit 100, can install first sealed unit 100 and second sealed unit 200 simultaneously on by sealing device, second sealed unit 200 is in the first sealed unit 100 outside along the width direction protrusion, can seal different from the sealed direction of first sealed unit 100, realize to being sealed device's multi-direction double seal, improve sealed effect, set up the gassing hole 104 relative with second sealed unit 200, guarantee under the prerequisite of sealed effect, make first sealed unit 100 reach maximum extrusion degree, reduce by sealing device's clearance.
Further, in the prefabricated cabin provided by the utility model, because possess the sealing strip as above, consequently possess like above-mentioned various advantages.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. A weatherstrip, comprising:
the sealing device comprises a first sealing unit and a second sealing unit, wherein the first sealing unit comprises an installation part and a sealing part, the installation part is provided with a straight surface, the sealing part is arc-shaped, the arc is convex relative to the installation part, the sealing part and the installation part enclose a first sealing cavity, and air vents communicated with the first sealing cavity are formed in the sealing part at intervals;
the second sealing unit is formed on the outer side of the sealing part in a protruding mode along the width direction of the first sealing unit, the second sealing unit and the air vent are arranged on two sides of the highest point of the sealing part respectively, and the second sealing unit comprises a second sealing cavity.
2. The sealing strip according to claim 1, wherein a wall thickness of the first sealing unit is equal to or greater than a wall thickness of the second sealing unit.
3. The weather strip of claim 1, wherein the first sealing unit has a semicircular shape in cross section.
4. The weatherstrip according to claim 3, wherein a line passing through a center of said first seal unit and a center of said second seal unit forms an angle of 45 degrees or less with said flat surface.
5. The weather strip of claim 4, wherein the vent hole opens at an angle of 135 to 180 degrees with respect to the flat surface.
6. Sealing strip according to claim 4 or 5, wherein the diameter of the second sealing unit cross section is equal to or smaller than the radius of the first sealing unit cross section.
7. A prefabricated cabin, comprising: a first frame, a top cover and the sealing strip of any one of claims 1 to 6, the sealing strip being disposed between the first frame and the top cover.
8. The prefabricated cabin of claim 7,
the first frame comprises a first upper mounting surface and a first side mounting surface, and the first upper mounting surface is perpendicular to the first side mounting surface;
the top cover comprises a second upper mounting surface and a second side mounting surface, the second upper mounting surface is perpendicular to the second side mounting surface, and a first mounting gap is formed between the first side mounting surface and the second side mounting surface;
the straight surface of the sealing strip is connected to the first upper mounting surface, the first sealing unit is arranged between the first upper mounting surface and the second upper mounting surface, and the second sealing unit is blocked between the first mounting gaps.
9. The prefabricated cabin of claim 7, further comprising a second frame, the sealing strip being disposed between the second frame and the first frame.
10. The prefabricated cabin of any one of claims 7 to 9, wherein the joint of two adjacent sealing strips is provided with an inclined surface, and the inclined surface of one sealing strip is butted with and bonded with the inclined surface of the other sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969243.9U CN218759612U (en) | 2022-11-08 | 2022-11-08 | Sealing strip and prefabricated cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222969243.9U CN218759612U (en) | 2022-11-08 | 2022-11-08 | Sealing strip and prefabricated cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218759612U true CN218759612U (en) | 2023-03-28 |
Family
ID=85647071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222969243.9U Active CN218759612U (en) | 2022-11-08 | 2022-11-08 | Sealing strip and prefabricated cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218759612U (en) |
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2022
- 2022-11-08 CN CN202222969243.9U patent/CN218759612U/en active Active
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