CN213831679U - Adhesive tape sealing structure of electric double-opening sliding plug door - Google Patents
Adhesive tape sealing structure of electric double-opening sliding plug door Download PDFInfo
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- CN213831679U CN213831679U CN202022531639.6U CN202022531639U CN213831679U CN 213831679 U CN213831679 U CN 213831679U CN 202022531639 U CN202022531639 U CN 202022531639U CN 213831679 U CN213831679 U CN 213831679U
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Abstract
The utility model discloses an electronic two rubber strip seal structures that fill in sliding door that open, including finger guard adhesive tape and peripheral adhesive tape, the finger guard adhesive tape includes the main part, one end of main part extends to the crack and stretches out sealed turning portion, and the tip of sealed turning portion inwards buckles and extends to and links to each other with the middle part of main part for enclose into the cavity between sealed turning portion and the main part; a sealing protrusion extending from the body portion within the cavity; a sealing lip edge is obliquely extended from the middle part of the main body part to the other end of the main body part, and the extending direction of the sealing lip edge is obliquely outward and forms an included angle with the main body part; the peripheral adhesive tape comprises a body, and the middle part of the body extends out of the outer sealing lip edge towards the arc-shaped outer side; an inner sealing lip extends inwardly of the arc. The utility model discloses an adhesive tape seal structure has improved airtight, the water proofness of door system, the effectual subway phenomenon of whistling that appears in service of having solved.
Description
Technical Field
The utility model belongs to the technical field of rail transit vehicle door system, concretely relates to electronic two adhesive tape seal structures of stopper sliding door that open.
Background
Along with the high-speed development of domestic subways, the electric double-opening sliding plug door system is applied more and more in the field of subway passenger door systems. The adhesive tape sealing structure can be arranged around the door leaf, sealing requirements such as watertightness, airtightness and the like can be well met in the existing adhesive tape sealing structure under a low-speed environment, but the speed of a subway is continuously increased, and under the condition that the pressure difference between the inside and the outside of the subway is also continuously increased, squealing and other phenomena often occur in the existing door leaf adhesive tape sealing structure. Under this background, it is urgently needed to develop a novel sealing structure, so that the door leaf can adapt to the high-speed running state of the subway.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide an electronic two adhesive tape seal structure of stopper sliding door that open, solve current structure and appear the technical problem of the phenomenon of squealing at high speed down.
In order to solve the technical problem, the technical scheme of the utility model as follows.
In a first aspect, the utility model provides an adhesive tape sealing structure of an electric double-opening sliding plug door, which is characterized in that the sealing structure comprises a finger protection adhesive tape;
the finger protection rubber strip comprises a main body part, one end of the main body part extends to a door seam and extends out of a sealing corner part, and the end part of the sealing corner part is bent inwards and extends to be connected with the middle part of the main body part, so that a cavity is enclosed between the sealing corner part and the main body part; a sealing bulge extends from the main body part in the cavity, and the sealing bulge is directed to the inner side of the sealing corner part and is not contacted with the sealing corner part;
a sealing lip edge is obliquely extended from the middle part of the main body part to the other end of the main body part, and the extending direction of the sealing lip edge is obliquely outward and forms an included angle with the main body part;
the two ends of the main body part extend out of the door plate lip edges towards the door leaf direction and are used for covering the bonding surface of the door leaf, and the middle part of the main body part extends out of the connecting part towards the door leaf direction and is used for being assembled and fixed with the door leaf.
Furthermore, an arc-shaped notch is also arranged below the sealing lip edge at the joint of the main body part and the sealing lip edge, and the notch direction of the arc-shaped notch is the same as the extending direction of the sealing lip edge.
Furthermore, the included angle between the sealing lip edge and the main body part is 30-45 degrees.
Further, the sealing lip forms an included angle of 40 degrees with the main body part.
Further, the length of the finger protection rubber strip is 29mm, and the width of the finger protection rubber strip is 32 mm.
Furthermore, finger protection rubber strips are respectively arranged on opposite edges of the left door leaf and the right door leaf, the two finger protection rubber strips are arranged in a central symmetry mode and respectively comprise a left finger protection rubber strip and a right finger protection rubber strip, and when the left door leaf and the right door leaf are closed, the sealing lip edge of the left finger protection rubber strip is pressed on the main body part of the left finger protection rubber strip by the sealing corner part of the right finger protection rubber strip on the outer side of the door leaf; the sealing corner part of the right finger-protecting rubber strip, the sealing lip edge of the left finger-protecting rubber strip and the main body part of the left finger-protecting rubber strip are tightly attached; and the sealing corner part of the left finger protection rubber strip presses the sealing lip edge of the right finger protection rubber strip against the main body part of the right finger protection rubber strip on the inner side of the door leaf.
In a second aspect, the utility model provides an adhesive tape sealing structure of an electric double-opening sliding plug door, which is characterized by comprising peripheral adhesive tapes; the peripheral rubber strip comprises a body, the body is an arc-shaped strip, the rear end part of the body is installed in a lower stop clamping groove of the door leaf, the edge of the front end part of the body is abutted against a pressing strip on the car body, and the middle part of the body extends out of an outer sealing lip edge towards the outer side of the arc; an inner sealing lip extends inwardly of the arc.
Further, the position of the peripheral strip is the lower side of the door leaf.
Further, the included angle between the extension direction of the outer sealing lip edge and the vertical downward direction is 50 degrees, and further, the included angle between the inner sealing lip edge and the vertical upward direction is 55 degrees.
The third aspect of the utility model provides an adhesive tape sealing structure of an electric double-opening sliding plug door, which is characterized in that the sealing structure comprises a finger-protecting adhesive tape and a peripheral adhesive tape;
the finger protection adhesive tape is the finger protection adhesive tape;
the peripheral adhesive tape is the peripheral adhesive tape.
Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses an adhesive tape seal structure has improved airtight, the water proofness of door system, the effectual subway phenomenon of whistling that appears in service of having solved.
Drawings
FIG. 1 is a schematic view of an electrically powered double acting sliding plug door;
FIG. 2 is a schematic view of a bottom transverse section of a door leaf;
FIG. 3 is a schematic view of the construction of the finger-protecting strip;
FIG. 4 shows the left and right finger-protecting strips in the closed state of the door;
FIG. 5 is a schematic illustration of the dimensions of the finger care strip;
FIG. 6 is a schematic cross-sectional view of the lower peripheral strip;
FIG. 7 is a schematic view of the construction of the peripheral adhesive tape;
FIG. 8 is a schematic drawing of the dimensions of the peripheral strip;
fig. 9 shows a state where the peripheral strip is closed.
The labels in the figure are: 1. a left door leaf; 2. a right door leaf; 3. a finger protection adhesive tape; 4. a peripheral adhesive tape; 5. layering; 6. down shifting;
301. a main body portion; 302. sealing the corner part; 303. a sealing boss; 304. a sealing lip; 305. a door panel lip; 306. a connecting portion;
401. a body; 402. an outer sealing lip; 403. an inner sealing lip.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including other elements not expressly listed, in addition to those listed.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "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 description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting 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 present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present patent application can be understood in specific cases by those skilled in the art.
The structure of an electric double-opening sliding plug door in the prior art is shown in figure 1, rubber strips are arranged on the peripheries of a left door leaf 1 and a right door leaf 2, and rubber strips on opposite sides of the left door leaf and the right door leaf are finger-protecting rubber strips 3, so that the effects of clamping prevention and butt joint sealing are achieved; the adhesive tape for pressing and sealing the periphery (upper, lower and rear sides) of the door leaf and the pressing strip 5 is a peripheral adhesive tape 4.
The rubber strip sealing structure of the electric double-opening sliding plug door in the embodiment of the utility model is shown in the structural schematic diagrams with reference to fig. 2-9 and comprises finger protection rubber strips 3 and/or peripheral rubber strips 4; squeal can be addressed by modifying the finger bead alone, the perimeter bead alone, or both.
The finger protection rubber strip structure is shown in fig. 2 and fig. 3, the finger protection rubber strip 3 includes a main body part 301, one end of the main body part 301 extends to a door seam and extends out of a sealing corner part 302, the end part of the sealing corner part 302 is bent inwards and extends to be connected with the middle part of the main body part 301, so that a cavity is enclosed between the sealing corner part 302 and the main body part 301, namely two contact points of the sealing corner part 302 and the main body part 301 are arranged, one contact point is arranged at the end part of the main body part 301, and the other contact point is arranged in the middle part of the main body part 301.
A sealing bulge 303 extends from the main body part 301 in the cavity, and the sealing bulge 303 points to the inner side of the sealing corner part 302 and is not contacted with the sealing corner part 302; the sealing projection serves to increase the rigidity of the sealing corner, so that the finger protection strip is protected against pinching.
The sealing lip 304 extends obliquely from the middle of the main body 301 to the other end of the main body, and the extending direction of the sealing lip 304 is inclined outward to form an angle with the main body. The angle between the sealing lip 304 and the main body portion is acute, preferably 30-45. Preferably, an arc-shaped notch is further formed below the sealing lip 304 at the joint of the main body portion 301 and the sealing lip 304, and the notch direction of the arc-shaped notch is the same as the extending direction of the sealing lip 304. The arcuate gap serves to better engage the sealing lip 304 with the body portion 301 when the finger bead is in a compressed state.
The two ends of the main body 301 extend out of the door panel lips 305 towards the door panel direction for covering the bonding surface of the door panel, and the middle of the main body 301 extends out of the connecting part towards the door panel direction for being assembled and fixed with the door panel.
Finger protection rubber strips 3 are respectively arranged on opposite edges of a left door leaf and a right door leaf, the two finger protection rubber strips are arranged in a central symmetry mode and are respectively a left finger protection rubber strip and a right finger protection rubber strip, the left finger protection rubber strip and the right finger protection rubber strip are respectively connected with the left door leaf and the right door leaf of the double-opening sliding plug door, and when the left door leaf and the right door leaf are closed, as shown in a figure 4, a sealing lip edge 304 of the left finger protection rubber strip is tightly pressed on a main body part 301 of the left finger protection rubber strip by a sealing corner part 302 of the right finger protection rubber strip on the outer side of the door leaf; the sealing corner part 302 of the right finger protection rubber strip, the sealing lip edge 304 of the left finger protection rubber strip and the main body part 301 of the left finger protection rubber strip are tightly attached; on the inner side of the door leaf, a sealing corner portion 302 of the left finger bead presses a sealing lip 304 of the right finger bead against a main body portion 301 of the right finger bead. The sealing corner part 302 of the left finger protection rubber strip, the sealing lip part 304 of the right finger protection rubber strip and the main body part 301 of the right finger protection rubber strip are tightly attached, a V-shaped cavity formed by the sealing lip part of each finger protection rubber strip and the main body part and a diamond-shaped cavity formed by the sealing corner parts of the left finger protection rubber strip and the right finger protection rubber strip can well prevent outside air and liquid from entering the inner side of the door leaf, and good airtight and watertight effects are achieved.
In the application of the prior electric double-opening sliding plug door, the limited size of the finger protection rubber strip is shown in figure 5; the finger protection rubber strip is 29mm long and 32mm wide, and the sealing lip edge 304 forms an included angle of 40 degrees with the main body part. In practical application, the specific size of finger protection adhesive tape is adapted according to different lengths of door leaves.
Seen from a single door leaf, the peripheral rubber strip consists of an upper side, a lower side and a rear side (the front side is a finger protection rubber strip); the improved peripheral rubber strip is used at the lower side, and the upper side and the rear side are still used as the original peripheral rubber strip structure, and the reason is that the lower side of the door leaf is a weak link, so that the phenomena of tilting and squealing are easy to occur under the condition of large pressure difference between the inside and the outside of a vehicle body.
Referring to fig. 6 and 7, the peripheral adhesive tape comprises a body 401 which is an arc-shaped strip, the rear end of the body 401 is installed in a slot of a door leaf lower stop 6, the edge of the front end of the body 401 abuts against a bead 5 on a vehicle body, and the middle of the body extends out of an outer sealing lip 402 towards the outer side of the arc; an inner sealing lip 403 extends towards the inner side of the arc, and when the door leaf is closed, as shown in fig. 9, the outer sealing lip 402 is in contact with the lower rail 6 of the door leaf, and the inner sealing lip 403 is in contact with the pressing strip 5; after the door leaf is closed, the inner and outer sealing lip edges exert certain bounce on the lower rail 6 and the pressing strip 5 after being compressed and deformed, the matching is tighter, and better sealing performance can be realized when larger positive and negative pressure difference occurs inside and outside the vehicle.
The cross section of the lower part of the peripheral adhesive tape defines the dimension shown in figure 8; the included angle between the extension direction of the outer sealing lip edge 402 and the vertical downward direction is 50 degrees (the range is 40-60 degrees), the included angle between the inner sealing lip edge 403 and the vertical upward direction is 55 degrees (the range is 45-65 degrees), and in practical application, the specific size of the peripheral rubber strip is adapted according to the size of a car body door leaf.
The finger protection adhesive tape adopts the adhesive tape section of the invention, and is installed to the front side of the door leaf after being cut into the length matched with the door leaf. The peripheral adhesive tape adopts the original variable cross-section structure, and the lower part of the peripheral adhesive tape adopts the adhesive tape cross section of the invention; in order to achieve a better sealing effect, the peripheral rubber strips on the upper side and the lower side of the left door and the right door respectively protrude 1mm of finger protection rubber strips. After the finger-protecting adhesive tape and the peripheral adhesive tapes are installed, the adhesive tapes need to be pulled back and forth, so that the adhesive tapes have slight compression feeling and no 'agaric' edge can appear.
The utility model discloses well finger guard adhesive tape and peripheral adhesive tape reach sealed effect through setting up the sealing lip limit, and both inventive concept are the same promptly.
To sum up, the utility model discloses an adhesive tape seal structure has improved airtight, the water proofness of door system, the effectual subway of having solved appear squealing phenomenon in service.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A rubber strip sealing structure of an electric double-opening sliding plug door is characterized by comprising a finger protection rubber strip,
the finger protection rubber strip comprises a main body part, one end of the main body part extends to a door seam and extends out of a sealing corner part, and the end part of the sealing corner part is bent inwards and extends to be connected with the middle part of the main body part, so that a cavity is enclosed between the sealing corner part and the main body part; a sealing bulge extends from the main body part in the cavity, and the sealing bulge is directed to the inner side of the sealing corner part and is not contacted with the sealing corner part; a sealing lip edge is obliquely extended from the middle part of the main body part to the other end of the main body part, and the extending direction of the sealing lip edge is obliquely outward and forms an included angle with the main body part;
the two ends of the main body part extend out of the door plate lip edges towards the door leaf direction and are used for covering the bonding surface of the door leaf, and the middle part of the main body part extends out of the connecting part towards the door leaf direction and is used for being assembled and fixed with the door leaf.
2. The rubber strip sealing structure of the electric double-acting sliding plug door according to claim 1, wherein an arc-shaped notch is further arranged below the sealing lip at the joint of the main body part and the sealing lip, and the notch direction of the arc-shaped notch is the same as the extending direction of the sealing lip.
3. The rubber strip sealing structure of the electric double-acting sliding-plug door according to claim 1, wherein an included angle between the sealing lip edge and the main body part is 30-45 degrees.
4. The adhesive tape sealing structure of the electric double-acting sliding plug door according to claim 1, wherein the sealing lip forms an included angle of 40 degrees with the main body part.
5. The sealing structure of the rubber strip for the electric double-acting sliding-plug door according to claim 1, wherein the length of the finger-protecting rubber strip is 29mm, and the width of the finger-protecting rubber strip is 32 mm.
6. The rubber strip sealing structure of the electric double-opening sliding plug door as claimed in claim 2, wherein the finger protection rubber strips are respectively arranged on the opposite edges of the left door leaf and the right door leaf, the two finger protection rubber strips are arranged in a central symmetry mode and respectively form a left finger protection rubber strip and a right finger protection rubber strip, when the left door leaf and the right door leaf are closed, the sealing lip edge of the left finger protection rubber strip is pressed on the main body part of the left finger protection rubber strip by the sealing corner part of the right finger protection rubber strip on the outer side of the door leaf; the sealing corner part of the right finger-protecting rubber strip, the sealing lip edge of the left finger-protecting rubber strip and the main body part of the left finger-protecting rubber strip are tightly attached; and the sealing corner part of the left finger protection rubber strip presses the sealing lip edge of the right finger protection rubber strip against the main body part of the right finger protection rubber strip on the inner side of the door leaf.
7. A rubber strip sealing structure of an electric double-opening sliding plug door is characterized by comprising peripheral rubber strips;
the peripheral rubber strip comprises a body, the body is an arc-shaped strip, the rear end part of the body is installed in a lower stop clamping groove of the door leaf, the edge of the front end part of the body is abutted against a pressing strip on the car body, and the middle part of the body extends out of an outer sealing lip edge towards the outer side of the arc; an inner sealing lip extends inwardly of the arc.
8. The sealing structure of rubber strip for electric double-acting sliding plug door according to claim 7, wherein the peripheral rubber strip is used at the lower side of the door leaf.
9. The rubber strip sealing structure of the electric double-opening sliding-plug door according to claim 7, wherein an included angle between the extension direction of the outer sealing lip and the vertical downward direction is 50 degrees, and further, an included angle between the inner sealing lip and the vertical upward direction is 55 degrees.
10. A rubber strip sealing structure of an electric double-opening sliding plug door is characterized by comprising finger protection rubber strips and peripheral rubber strips,
the finger-protecting adhesive tape is the finger-protecting adhesive tape of any one of claims 1 to 5;
the peripheral adhesive tape according to any one of claims 7 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531639.6U CN213831679U (en) | 2020-11-05 | 2020-11-05 | Adhesive tape sealing structure of electric double-opening sliding plug door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022531639.6U CN213831679U (en) | 2020-11-05 | 2020-11-05 | Adhesive tape sealing structure of electric double-opening sliding plug door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213831679U true CN213831679U (en) | 2021-07-30 |
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ID=77014495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022531639.6U Active CN213831679U (en) | 2020-11-05 | 2020-11-05 | Adhesive tape sealing structure of electric double-opening sliding plug door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213831679U (en) |
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2020
- 2020-11-05 CN CN202022531639.6U patent/CN213831679U/en active Active
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