CN212455796U - Wall bushing - Google Patents
Wall bushing Download PDFInfo
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- CN212455796U CN212455796U CN202021043862.XU CN202021043862U CN212455796U CN 212455796 U CN212455796 U CN 212455796U CN 202021043862 U CN202021043862 U CN 202021043862U CN 212455796 U CN212455796 U CN 212455796U
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- sealing
- wall
- wall bushing
- sleeve
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Abstract
The utility model discloses a wall bushing, it belongs to construction technical field, and the wall bushing includes: the sealing tube is internally provided with a wall-through pipeline accommodating hole; the sealing disc is fixedly arranged at one end of the sealing tube, a middle hole is formed in the sealing disc, and the diameter of the middle hole is smaller than the inner diameter of the wall-penetrating pipeline accommodating hole; the screw rod is vertically and fixedly arranged on the sealing disc and extends in the same direction as the sealing tube, and the length of the screw rod is greater than that of the sealing tube; the sealing sleeve is sleeved in the wall-through pipeline accommodating hole, the end part of the sealing sleeve can be contacted with the sealing disc, and the wall-through pipeline penetrates through the middle hole and enters the sealing sleeve; the sealing plate penetrates through the screw rod, when the wall bushing is used, the sealing plate is positioned on one side of the wall body, and the sealing plate is positioned on the other side of the wall body; and the locking nut is configured to be in threaded connection with the screw rod piece so as to lock the wall penetrating sleeve on the wall body, the sealing plate can be pressed on the wall body through the locking nut, and the sealing sleeve can be extruded to the sealing plate through the sealing nut. The utility model discloses a leakproofness is good.
Description
Technical Field
The utility model relates to a construction technical field especially relates to a wall bushing.
Background
In the technical field of building construction, a wall bushing is used for protecting a wall pipeline.
In the prior art, the wall bushing can only play the most basic waterproof protection and dustproof protection for the wall pipeline. In some fields with higher safety level, such as biological workshops in the pharmaceutical industry, the wall-through pipeline needs to be protected from water and dust, and the sealing performance is also required to be good, so that the local area is required to have biological activity. Pathogenic substances cannot diffuse out of the area, and the protection level of the wall bushing in the prior art cannot meet the requirement.
Therefore, a need exists for a wall bushing that solves the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wall bushing, its leakproofness is good, can be applicable to the higher field of security rank.
As the conception, the utility model adopts the technical proposal that:
a wall bushing, comprising:
the sealing pipe is internally provided with a wall-through pipeline accommodating hole;
the sealing disc is fixedly arranged at one end of the sealing tube, a middle hole which is communicated with the wall penetrating pipeline containing hole and is coaxially arranged is formed in the sealing disc, and the diameter of the middle hole is smaller than the inner diameter of the wall penetrating pipeline containing hole;
the screw rod is vertically and fixedly arranged on the sealing disc and extends in the same direction as the sealing tube, and the length of the screw rod is greater than that of the sealing tube;
the sealing sleeve is sleeved in the through-wall pipeline accommodating hole, the end part of the sealing sleeve can be contacted with the sealing disc, and the through-wall pipeline penetrates through the middle hole and enters the sealing sleeve;
the sealing plate penetrates through the screw rod piece, when the wall bushing is used, the sealing plate is positioned on one side of the wall body, and the sealing plate is positioned on the other side of the wall body;
the locking nut is configured to be in threaded connection with the screw rod piece, so that the wall penetrating sleeve is locked on the wall body, the sealing plate can be pressed on the wall body through the locking nut, and the sealing plate can extrude the sealing sleeve towards the sealing plate.
Optionally, the wall bushing still includes the briquetting, the briquetting is located the closing plate with between the seal cover, the closing plate is through the extrusion the briquetting makes the briquetting extrusion the seal cover.
Optionally, the compact is a rigid compact.
Optionally, the wall bushing further comprises a first sealing ring, the first sealing ring being disposed between the sealing plate and the wall body in use.
Optionally, the wall bushing further comprises a second sealing ring, the second sealing ring being disposed between the sealing plate and the wall body in use.
Optionally, the screw rod piece comprises an optical axis section and a thread section, the optical axis section is perpendicularly connected with the sealing disc, the thread section is connected with the optical axis section, and the locking nut is in threaded connection with the thread section.
Optionally, the sealing sleeve is an elastomeric sealing sleeve.
Optionally, the seal tube, the seal disk and the screw member are of an integrally formed structure.
Optionally, a plurality of the screw members are arranged on the sealing disc and distributed at equal intervals along the circumference around the axis of the sealing tube.
Optionally, flanges are provided on the sealing disc.
The utility model provides a wall bushing when using, has seted up the preformed hole on the wall body, will seal a set of dish and paste a side surface to the wall body and make the screw rod spare pass the preformed hole, locate wall bushing holding downthehole, the wall bushing passes the intermediate aperture and enters into in the seal bushing and wear out from the closing plate, then revolves wrong lock nut, until lock nut and closing plate butt and make wall bushing stable installation on the wall body.
In the process of screwing the locking nut, the locking nut extrudes the sealing plate towards the wall body, so that sealing is formed between the sealing plate and the wall body. The sealing plate extrudes the sealing sleeve, so that the sealing sleeve is compressed, and the sealing sleeve extrudes all around in the space due to the limitation of the space between the sealing pipe and the wall penetrating pipeline, so that the sealing plate and the wall penetrating pipeline are sealed. In the process of screwing the locking nut, the locking nut can strain the sealing disc, so that the sealing disc is continuously close to the wall body, and a seal is formed between the sealing disc and the wall body.
So set up for the leakproofness of wall bushing is good, can be applicable to the higher field of security level.
Drawings
Fig. 1 is a schematic view of a partial structure of a wall bushing according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a wall bushing provided by an embodiment of the present invention;
fig. 3 is a cross-sectional view of a wall bushing according to an embodiment of the present invention in use.
In the figure:
1. a sealing tube; 11. a through-wall pipe receiving hole;
2. sealing the disc; 21. a middle hole; 22. a flange;
3. a screw member; 31. a light axis segment; 32. a threaded segment;
4. sealing sleeves;
5. a sealing plate; 51. perforating a pipeline;
6. locking the nut;
7. briquetting;
8. a wall body; 81. a first seal ring; 82. a second seal ring;
9. a through-wall pipeline.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the elements related to the present invention are shown in the drawings.
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 the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
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 or a removable 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 invention can be understood in specific cases to those skilled in the art.
In order to enable the wall bushing to meet a higher security level and enable the wall bushing to have good sealing performance, the embodiment provides the wall bushing. In particular, the wall bushing provided by the embodiment is used for a biosafety workshop in the medical industry.
Referring to fig. 1-3, in the present embodiment, the wall bushing includes a gland 1, a gland plate 2, a screw member 3, a gland 4, a gland plate 5, and a lock nut 6.
Specifically, the sealing tube 1 is a hollow structure, and a through-wall pipe accommodating hole 11 is formed therein. Specifically, the inner diameter of the through-wall pipe accommodation hole 11 is larger than the outer diameter of the through-wall pipe 9.
The sealing disc 2 is fixedly arranged at one end of the sealing tube 1, a middle hole 21 which is communicated with the wall-penetrating pipeline containing hole 11 and is coaxially arranged is formed in the sealing disc 2, the diameter of the middle hole 21 is smaller than the inner diameter of the wall-penetrating pipeline containing hole 11, and the wall-penetrating pipeline 9 penetrates through the middle hole 21 and enters the wall-penetrating pipeline containing hole 11; preferably, in this embodiment, the wall-penetrating duct 9 is in clearance fit with the central hole 21. Further, a flange 22 is provided on the seal disk 2.
Specifically, in the present embodiment, the seal tube 1, the seal disk 2, and the screw member 3 are integrally formed. Preferably, the sealing plate 2 is provided with a plurality of screw members 3, and the plurality of screw members 3 are distributed at equal intervals along the circumference around the axis of the sealing tube 1. Specifically, in the present embodiment, four screw members 3 are provided on the seal disk 2. Preferably, in this embodiment, the seal disk 2 is provided with a rust preventive layer, and optionally, the rust preventive layer is rust preventive paint.
The sealing sleeve 4 is sleeved in the through-wall pipeline accommodating hole 11, and the end part of the sealing sleeve can be contacted with the sealing disc 2; the through-wall conduit 9 passes through the central bore 21 into the gland 4.
The sealing plate 5 penetrates through the screw rod piece 3, when the wall bushing is used, the sealing plate 2 is located on one side of the wall body 8, and the sealing plate 5 is located on the other side of the wall body 8. Optionally, the sealing plate 5 is provided with a rust-proof layer, and optionally, the rust-proof layer is made of rust-proof paint. Further, a pipe through hole 51 is reserved on the sealing plate 5, which is coaxially designed with the through-wall pipe accommodating hole 11, and preferably, the through-wall pipe 9 is in clearance fit with the pipe through hole 51.
The lock nut 6 is configured to be screwed with the screw member 3 to lock the wall bushing to the wall body 8, the lock nut 6 can press the sealing plate 5 to the wall body 8, and the sealing plate 5 can press the sealing sleeve 4 toward the sealing plate 2. The locking nuts 6 are arranged in one-to-one correspondence with the screw members 3.
Further, the wall bushing also comprises a pressing block 7, the pressing block 7 is located between the sealing plate 5 and the sealing sleeve 4, and the sealing plate 5 presses the pressing block 7 through extrusion, so that the pressing block 7 presses the sealing sleeve 4. Specifically, in the present embodiment, the pressing block 7 has a circular ring structure, the inner diameter of the pressing block 7 is in clearance fit with the outer diameter of the wall-through pipe 9, and the outer diameter of the pressing block 7 is in clearance fit with the inner diameter of the sealing pipe 1.
Specifically, in this embodiment, the sealing sleeve 4 is an elastic sealing sleeve, and optionally, the material of the sealing sleeve 4 may be rubber or silicone, or other elastic materials. The pressing block 7 is a rigid pressing block. Optionally, the material of the compact 7 is metal.
Further, in order to improve the sealing performance between the sealing disc 2 and the surface of the wall 8, in the embodiment, the wall bushing further includes a first sealing ring 81, and the first sealing ring 81 is disposed between the sealing disc 2 and the wall 8 in use.
Further, in order to improve the sealing performance between the sealing plate 5 and the surface of the wall 8, in the embodiment, the wall bushing further includes a second sealing ring 82, and the second sealing ring 82 is disposed between the sealing plate 5 and the wall 8 in use.
Optionally, in this embodiment, the first sealing ring 81 and the second sealing ring 82 are both rubber sealing rings.
The preformed hole has been seted up on wall body 8, and the diameter of preformed hole is less than the external diameter on sealed dish 2's the edge of a wing 22 and is less than the external diameter of closing plate 5, and the length of screw rod piece 3 is greater than the length in preformed hole, and the length of sealed tube 1 is not more than the thickness of wall body 8.
Referring to fig. 3, the method of using the wall bushing provided by the present embodiment is as follows:
place first sealing washer 81 on the edge of a wing 22 of sealed dish 2 earlier, paste sealed dish 2 to one side surface of wall body 8 and make screw member piece 3 pass the preformed hole, locate wall-penetrating pipeline containing hole 11 with seal cover 4 cover in, wall-penetrating pipeline 9 passes intermediate hole 21 and enters into in seal cover 4 and wear out from closing plate 5, establish the outside to wall-penetrating pipeline 9 with briquetting 7 cover, place second sealing washer 82, place closing plate 5, then twist soon lock nut 6, until lock nut 6 and closing plate 5 butt and make wall-penetrating sleeve pipe stable installation on wall body 8.
During screwing of the locking nut 6, the locking nut 6 presses the sealing plate 5 against the wall 8, and the second sealing ring 82 is also pressed, so that a seal is formed between the sealing plate 5 and the wall 8.
The seal plate 5 extrudes the pressing block 7, so that the seal sleeve 4 is compressed, and the seal sleeve 4 extrudes all around in the space due to the limitation of the space between the seal pipe 1 and the wall penetrating pipeline 9, so that the seal between the seal plate 2 and the wall penetrating pipeline 9 is formed.
Meanwhile, in the process of screwing the locking nut 6, the locking nut 6 can strain the sealing disc 2, and the sealing disc 2 can extrude the first sealing ring 81 and is continuously close to the wall body 8, so that sealing is formed between the sealing disc 2 and the wall body 8.
The above embodiments have been described only the basic principles and features of the present invention, and the present invention is not limited by the above embodiments, and is not departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A wall bushing, comprising:
the sealing device comprises a sealing pipe (1), wherein a wall-through pipeline accommodating hole (11) is formed in the sealing pipe (1);
the sealing disc (2) is fixedly arranged at one end of the sealing tube (1), a middle hole (21) which is communicated with the wall penetrating pipeline containing hole (11) and is coaxially arranged is formed in the sealing disc (2), and the diameter of the middle hole (21) is smaller than the inner diameter of the wall penetrating pipeline containing hole (11);
the screw rod piece (3) is vertically and fixedly arranged on the sealing disc (2) and extends in the same direction as the sealing tube (1), and the length of the screw rod piece (3) is greater than that of the sealing tube (1);
the sealing sleeve (4) is sleeved in the wall-through pipeline accommodating hole (11), the end part of the sealing sleeve can be contacted with the sealing disc (2), and a wall-through pipeline (9) penetrates through the middle hole (21) and enters the sealing sleeve (4);
the sealing plate (5) penetrates through the screw rod piece (3), when the wall bushing is used, the sealing plate (2) is positioned on one side of a wall body (8), and the sealing plate (5) is positioned on the other side of the wall body (8);
lock nut (6), be configured into with screw member (3) spiro union in order to with the wall bushing lock in wall body (8), lock nut (6) can with closing plate (5) compress tightly in wall body (8), just closing plate (5) can with seal cover (4) to sealed dish (2) extrusion.
2. A wall bushing according to claim 1, characterized in that the wall bushing further comprises a press block (7), the press block (7) being located between the sealing plate (5) and the sealing sleeve (4), the sealing plate (5) being such that the press block (7) presses the sealing sleeve (4) by pressing the press block (7).
3. A wall bushing according to claim 2, characterized in that the pressure piece (7) is a rigid pressure piece.
4. A wall bushing according to claim 1, further comprising a first sealing ring (81), the first sealing ring (81) being arranged between the sealing plate (2) and the wall body (8) in use.
5. A wall bushing according to claim 1, further comprising a second sealing ring (82), the second sealing ring (82) being arranged, in use, between the sealing plate (5) and the wall (8).
6. A wall bushing according to claim 1, wherein the screw member (3) comprises a smooth shaft section (31) and a threaded section (32), the smooth shaft section (31) is perpendicularly connected with the sealing disc (2), the threaded section (32) is connected with the smooth shaft section (31), and the locking nut (6) is in threaded connection with the threaded section (32).
7. A wall bushing according to any of claims 1-6, wherein the sealing sleeve (4) is an elastic sealing sleeve.
8. A wall bushing according to any of claims 1-6, wherein the sealing tube (1), the sealing disc (2) and the screw member (3) are of an integrally formed construction.
9. A wall bushing according to any of claims 1-6, wherein a plurality of said screw members (3) are provided on said sealing plate (2), a plurality of said screw members (3) being equally circumferentially spaced around the axis of said sealing tube (1).
10. A wall bushing according to any of claims 1-6, wherein the sealing plate (2) is provided with flanges (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043862.XU CN212455796U (en) | 2020-06-09 | 2020-06-09 | Wall bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021043862.XU CN212455796U (en) | 2020-06-09 | 2020-06-09 | Wall bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212455796U true CN212455796U (en) | 2021-02-02 |
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ID=74491702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021043862.XU Active CN212455796U (en) | 2020-06-09 | 2020-06-09 | Wall bushing |
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| Country | Link |
|---|---|
| CN (1) | CN212455796U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738562A (en) * | 2022-03-15 | 2022-07-12 | 陕西建工第九建设集团有限公司 | Telescopic air pipe and wire duct wall-penetrating sleeve device |
-
2020
- 2020-06-09 CN CN202021043862.XU patent/CN212455796U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114738562A (en) * | 2022-03-15 | 2022-07-12 | 陕西建工第九建设集团有限公司 | Telescopic air pipe and wire duct wall-penetrating sleeve device |
| CN114738562B (en) * | 2022-03-15 | 2023-05-23 | 陕西建工第九建设集团有限公司 | Telescopic air pipe and wire slot wall bushing device |
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| GR01 | Patent grant |