CN216407744U - Bottom valve air bag sealing device - Google Patents
Bottom valve air bag sealing device Download PDFInfo
- Publication number
- CN216407744U CN216407744U CN202122535907.6U CN202122535907U CN216407744U CN 216407744 U CN216407744 U CN 216407744U CN 202122535907 U CN202122535907 U CN 202122535907U CN 216407744 U CN216407744 U CN 216407744U
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- flange
- air bag
- sealing device
- lower flange
- groove
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Abstract
A bottom valve air bag sealing device comprises an upper shell and a lower base, wherein a groove is formed in the middle of the lower base, the upper shell is embedded in the groove, a sealing device is arranged in the upper shell, the sealing device comprises an upper flange and a lower flange, a telescopic cylinder is vertically arranged on the lower bottom surface of the upper flange, a lower flange is arranged at the other end of the telescopic cylinder, an upper sealing ring and a lower sealing ring are respectively arranged on the upper part and the lower part of the outer side surface of the lower flange, an air bag is arranged on the inner side surface of a groove and extends to the outer side surface of the lower flange, an air inlet penetrates through the upper flange and is fixedly connected with the upper flange, and the air inlet and the air bag are connected with each other through an inflation tube; this application drives down the flange through telescopic cylinder and carries out up-and-down displacement motion, has reached the beneficial effect who improves sealed efficiency, guarantees product quality.
Description
Technical Field
The utility model relates to a sealing device, in particular to a bottom valve air bag sealing device.
Background
The bottom valve seal on the existing market is mainly a pneumatic butterfly valve or a pneumatic ball valve seal, mainly takes friction seal as a main part, but has poor sealing performance, low stability and easy attenuation, cannot achieve the required sealing effect, does not have any strengthening treatment on the aspect of sealing performance when the pneumatic butterfly valve or the ball valve is unloaded or closed in the process of operation, and is easy to accumulate and stick, thereby causing certain influence on the integral operation quality.
SUMMERY OF THE UTILITY MODEL
To solve the above problems, the present invention provides a bottom valve airbag sealing device.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a bottom valve gasbag sealing device, includes casing and lower base, its characterized in that: the lower base middle part is equipped with the recess, go up casing outside surface and be round platform body structure, the inboard is hollow structure to inlay in the recess, its inside sealing device that is equipped with, sealing device includes flange and lower flange, the bottom surface is equipped with telescopic cylinder perpendicularly under the flange, the telescopic cylinder other end is equipped with the lower flange, the lower flange is equipped with the fluting from inside to outside, the fluting both sides are located lower flange outside part about the surface and are equipped with upper seal circle and lower seal circle respectively, fluting inboard surface is prolonged flange outside surface and is equipped with the gasbag, and the air inlet passes the flange rather than mutual fixed connection, pass through gas tube interconnect between air inlet and the gasbag.
Furthermore, the outer side surface of the lower flange is provided with 1-2 upper sealing rings.
Furthermore, the outer side surface of the lower flange is provided with 1-2 upper sealing rings.
Furthermore, the lower flange is provided with 1-2 slots from inside to outside.
Furthermore, 1-2 air inlets penetrate through the upper flange and are fixedly connected with the upper flange.
Furthermore, the air inlet and the air bag are connected with each other through 1-2 inflation tubes.
The utility model has the beneficial effects that: according to the discharging device, the lower flange is driven by the telescopic cylinder to move up and down, and the upper shell is embedded in the groove, so that when discharging operation is required, the lower flange is driven by the telescopic cylinder to move up, and discharging operation can be performed; when the unloading operation needs to be closed and the unloading operation is carried out on the unloading operation, the lower flange is driven by the telescopic cylinder to move downwards, the upper sealing ring, the lower sealing ring and the inner side surface of the groove are attached to each other, then the air bag is inflated through the air inlet way inflation tube, and in the inflating process, the air bag is arranged between the upper sealing ring and the lower sealing ring, so that the limiting effect on the whole air bag can be achieved, and the beneficial effects of improving the sealing efficiency and ensuring the product quality are achieved.
Drawings
FIG. 1 is a schematic front view of an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a sealing device according to an embodiment of the present invention;
FIG. 3 is a schematic top view of a sealing device according to an embodiment of the present invention;
fig. 4 is an enlarged cross-sectional structural diagram a according to an embodiment of the present invention.
Reference numerals: the device comprises an upper shell 1, a lower base 2, a sealing device 3, a lower flange 4, a groove 21, an upper flange 31, an air inlet 32, an inflation pipe 33, a telescopic air cylinder 34, an upper sealing ring 41, a lower sealing ring 42, an air bag 43 and a slot 44.
Detailed Description
In order to make the technical solution of the present invention more apparent, the present invention is further described with reference to the following embodiments.
As shown in fig. 1 to 4, a bottom valve air bag sealing apparatus according to an embodiment of the present invention includes an upper housing 1 and a lower base 2, a groove 21 is arranged in the middle of the lower base 2, the outer side surface of the upper shell 1 is of a round table structure, the inner side of the upper shell is of a hollow structure and is embedded in the groove 21, a sealing device 3 is arranged in the sealing device, the sealing device 3 comprises an upper flange 31 and a lower flange 4, a telescopic cylinder 34 is vertically arranged on the lower bottom surface of the upper flange 31, a lower flange 4 is arranged at the other end of the telescopic cylinder 34, the lower flange 4 is provided with a slot 44 from inside to outside, the upper part and the lower part of the outer surface of the lower flange 4 at the two sides of the slot 44 are respectively provided with an upper sealing ring 41 and a lower sealing ring 42, the inner side surface of the slot 44 extends to the outer side surface of the flange 4 to be provided with an air bag 43, the air inlet 32 penetrates through the upper flange 31 to be fixedly connected with the upper flange, and the air inlet 32 is connected with the air bag 43 through an inflation tube 33.
Further, the outer side surface of the lower flange 4 is provided with 1-2 upper sealing rings 41.
Further, the outer side surface of the lower flange 4 is provided with 1-2 upper sealing rings 41.
Further, the lower flange 4 is provided with 1-2 slots 44 from inside to outside.
Further, 1-2 air inlets 32 pass through the upper flange 31 to be fixedly connected with each other.
Further, the air inlet 32 and the air bag 43 are connected with each other through 1-2 inflation tubes 33.
As shown in fig. 1-4, when the present application is used to control the discharging or close the discharging operation, the lower flange 4 is driven by the telescopic cylinder 34 to move up and down, and since the upper housing 1 is embedded in the groove 21, when the discharging operation is required, the lower flange 4 is driven by the telescopic cylinder 34 to move up and down, the discharging operation can be performed; when the groove 21 needs to be sealed and the unloading operation is closed, the lower flange 4 is driven by the telescopic cylinder 34 to move downwards, so that the upper sealing ring 41, the lower sealing ring 42 and the inner side surface of the groove 21 are attached to each other, then the air bag 43 is inflated through the air inlet 32 and the inflation pipe 33, in the inflation process, the air bag 43 is arranged between the upper sealing ring 41 and the lower sealing ring 42, the whole air bag 43 can be limited, meanwhile, the groove is simultaneously sealed through the upper sealing ring 41, the air bag 43 and the lower sealing ring 42, after the inflation is finished, the air bag 43 can be completely attached to the inner side surface of the groove 44 and the inner side surface of the groove 21, and the beneficial effects of improving the sealing efficiency and ensuring the product quality are achieved.
The above embodiments may be combined with each other and further implemented without being mutually opposed.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. A bottom valve air bag sealing device comprises an upper shell (1) and a lower base (2), and is characterized in that: the middle of the lower base (2) is provided with a groove (21), the outer side surface of the upper shell (1) is of a round table structure, the inner side of the upper shell is of a hollow structure and is embedded in the groove (21), a sealing device (3) is arranged in the groove, the sealing device (3) comprises an upper flange (31) and a lower flange (4), the lower bottom surface of the upper flange (31) is vertically provided with a telescopic cylinder (34), the other end of the telescopic cylinder (34) is provided with the lower flange (4), the lower flange (4) is provided with a slot (44) from inside to outside, the upper part and the lower part of the outer side surface of the lower flange (4) at the two sides of the slot (44) are respectively provided with an upper sealing ring (41) and a lower sealing ring (42), the inner side surface of the slot (44) extends to the outer side surface of the lower flange (4) and is provided with an air bag (43), and an air inlet (32) penetrates through the upper flange (31) to be fixedly connected with the upper flange (31), the air inlet (32) and the air bag (43) are connected with each other through an inflation tube (33).
2. A foot valve bladder sealing arrangement as claimed in claim 1 wherein: and 1-2 upper sealing rings (41) are arranged on the outer side surface of the lower flange (4).
3. A foot valve bladder sealing arrangement as claimed in claim 1 wherein: and 1-2 lower sealing rings (42) are arranged on the outer side surface of the lower flange (4).
4. A foot valve bladder sealing arrangement as claimed in claim 1 wherein: the lower flange (4) is provided with 1-2 slots (44) from inside to outside.
5. A foot valve bladder sealing arrangement as claimed in claim 1 wherein: 1-2 air inlets (32) penetrate through the upper flange (31) and are fixedly connected with the upper flange.
6. A foot valve bladder sealing arrangement as claimed in claim 1 wherein: the air inlet (32) and the air bag (43) are connected with each other through 1-2 inflation tubes (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122535907.6U CN216407744U (en) | 2021-10-21 | 2021-10-21 | Bottom valve air bag sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122535907.6U CN216407744U (en) | 2021-10-21 | 2021-10-21 | Bottom valve air bag sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216407744U true CN216407744U (en) | 2022-04-29 |
Family
ID=81297429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122535907.6U Active CN216407744U (en) | 2021-10-21 | 2021-10-21 | Bottom valve air bag sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216407744U (en) |
-
2021
- 2021-10-21 CN CN202122535907.6U patent/CN216407744U/en active Active
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