CN213929837U

CN213929837U - Multi-point air inlet sealing flange

Info

Publication number: CN213929837U
Application number: CN202022456460.9U
Authority: CN
Inventors: 夏礼安
Original assignee: Chengdu Hanghui Technology Co ltd
Current assignee: Chengdu Hanghui Technology Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-08-10
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a multiple spot sealed flange that admits air, including end flange and thick pipe, the inboard upper end one side of end flange is provided with thin fast pipe, and the inboard distribution of thin fast pipe has thick pipe, the adjacent packing ring that has in upper end one side of end flange, and the upper end of packing ring hugs closely has the upper flange, the upper end middle part of end flange is hugged closely has the upper ring, and the inboard middle part of end flange is provided with, the upper end of flange retainer plate is hugged closely has the mount, and the inboard upper end of mount is connected with the rotation axis, one side of rotation axis is connected with the swivel leaf, and the lower extreme distribution of swivel leaf has the prevention frame. This sealed flange of multiple spot air admission is provided with end flange, and end flange and last flange are the centre of a circle form along the centre of a circle of last snap ring and distribute, so set up the cooperation that can let end flange and last flange jointly when playing its own duties respectively, mutually support simultaneously and also obtain bigger use value in the application aspect, change in the matching and the change of flange.

Description

Multi-point air inlet sealing flange

Technical Field

The utility model relates to a sealing flange technical field specifically is a multiple spot sealing flange that admits air.

Background

The flange is nowadays also called flange or flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two pieces of equipment, such as reducer flanges. The flange connection or flange joint is a detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange is a flange for piping in a pipeline device, and is used on equipment to be an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts. The flanges are sealed with gaskets. The flange is divided into a threaded connection (screw thread connection) flange, a welding flange and a clamping flange.

The sealing flange on the market does not consider how to adjust the air inlet speed and adjust the auxiliary flow rate in the central pipeline to increase the function of the flange in use, and for this reason, a multi-point air inlet sealing flange is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed flange of multiple spot air inlet to what provide does not consider how to adjust the admission speed and adjust and carry out the problem of the auxiliary control velocity of flow in order to increase the flange function at central pipeline in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sealed flange admits air at multiple spot, includes end flange and thick pipe, the inboard upper end one side of end flange is provided with the thin fast pipe, and the inboard distribution of the thin fast pipe has thick pipe, the adjacent packing ring that has in upper end one side of end flange, and the upper end of packing ring hugs closely has the upper flange, the upper end middle part of end flange is hugged closely has the packing ring, and the inboard middle part of end flange is provided with, the upper end of flange retainer plate is hugged closely has the mount, and the inboard upper end of mount is connected with the rotation axis, one side of rotation axis is connected with the swivel leaf, and the lower extreme distribution of swivel leaf has the prevention frame, the adjacent stopper in one side upper end of rotation axis, the upper end of upper flange is connected with fixed screw, and one side of upper flange is connected with the pipe, one side of last pipe is connected with the chock plug, the middle part upper end of upper flange is connected with the snap ring.

Preferably, the bottom flange 1 and the upper flange are distributed in a circle center shape along the circle center of the upper clamping ring, and the size of the upper end of the outer side of the bottom flange is matched with the size of the lower end of the inner side of the upper flange.

Preferably, the upper conveying pipe is communicated with the bottom flange through a thin speed pipe and a thick pipe, and the thin speed pipe and the thick pipe form an included angle of forty-five degrees in the horizontal direction.

Preferably, the sizes of the outer sides of the upper gasket and the gasket are matched with those of the bottom flange and the upper flange, and the gasket, the upper gasket, the bottom flange and the upper flange are distributed in a circle center shape along the circle center of the upper clamping ring.

Preferably, the fixing frame and the bottom flange are distributed in a circle center shape along the circle center of the upper clamping ring, and the outer side of the fixing frame is matched with the inner wall of the bottom flange in size.

Preferably, the flange fixing ring and the fixing frame are vertically distributed, and the upper end of the flange fixing ring is matched with the lower end of the fixing frame in size.

Preferably, the rotating blade and the fixing frame form a rotating structure through a rotating shaft, and the outer side of the rotating blade is matched with the inner side of the fixing frame in size.

Preferably, the rotating blade and the limiting head are distributed in a parallel shape along the rotating blade direction, and one side of the lower end of the rotating blade is tightly attached to the upper end of the limiting head.

Compared with the prior art, the beneficial effects of the utility model are that: the multipoint air inlet sealing flange is provided with the bottom flange, the bottom flange and the upper flange are distributed along the circle center of the upper clamping ring in a circle center shape, the bottom flange and the upper flange can be matched with each other for conveying airflow in a combined mode while playing their own roles, and meanwhile, the bottom flange and the upper flange are mutually matched to obtain a higher utilization value on the application layer, so that the flanges are easier to match and replace;

the upper conveying pipe is communicated with the bottom flange through the thin speed pipe and the thick pipe, and the radius sizes of the middle parts of the thin speed pipe and the thick pipe are different, so that multipoint air inlet can be realized only by adjusting one of the thin speed pipe and the thick pipe which is directly opposite to the inner side of the upper conveying pipe, and the arrangement of the thin speed pipe and the thick pipe provides structural conditions for adjusting the air inlet flow rate;

go up the outside of packing ring and the size is mutually supported between end flange and the last flange, and the size is mutually supported and is made and increased the cooperation and the assistance of going up packing ring and packing ring when end flange and last flange carry out rigid connection, has reduced the easy wearing and tearing that rigid connection caused like this and has crossed the condition such as just easily folding, has increased the life of end flange and last flange, has reduced the trouble risk simultaneously.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the flange structure in a top view of the present invention;

fig. 3 is a schematic view of the flange structure in a top view of the present invention.

In the figure: 1. a bottom flange; 2. a gasket; 3. a fine speed tube; 4. a thick pipe; 5. an upper gasket; 6. a flange fixing ring; 7. a fixed mount; 8. a rotating shaft; 9. a stopping frame; 10. rotating the leaf; 11. a limiting head; 12. An upper flange; 13. a snap ring is arranged; 14. an uploading pipe; 15. a plug head; 16. and (5) fixing the threads.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a multi-point air inlet sealing flange comprises a bottom flange 1, a gasket 2, a fine speed pipe 3, a thick pipe 4, an upper gasket 5, a flange fixing ring 6, a fixing frame 7, a rotating shaft 8, a stopping frame 9, a rotating vane 10, a limiting head 11, an upper flange 12, an upper snap ring 13, an upper conveying pipe 14, a plug head 15 and a fixing thread 16, wherein the fine speed pipe 3 is arranged on one side of the upper end of the inner side of the bottom flange 1, the thick pipe 4 is distributed on the inner side of the fine speed pipe 3, the gasket 2 is closely attached to one side of the upper end of the bottom flange 1, the upper flange 12 is closely attached to the upper end of the gasket 2, the upper gasket 5 is closely attached to the middle of the upper end of the bottom flange 1, the middle of the inner side of the bottom flange 1 is provided, the fixing frame 7 is closely attached to the upper end of the flange fixing frame 6, the rotating shaft 8 is connected to one side of the rotating shaft 8, the stopping frame 9 is distributed at the lower end of the rotating vane 10, the upper end of one side of the rotating shaft 8 is close to the limiting head 11, the upper end of the upper flange 12 is connected with a fixed screw hole 16, one side of the upper flange 12 is connected with an upper conveying pipe 14, one side of the upper conveying pipe 14 is connected with a plug 15, and the upper end of the middle part of the upper flange 12 is connected with an upper clamping ring 13;

the bottom flange 1 and the upper flange 12 are distributed along the circle center of the upper clamping ring 13 in a circle center shape, the size of the upper end of the outer side of the bottom flange 1 is matched with the size of the lower end of the inner side of the upper flange 12, the bottom flange 1 and the upper flange 12 can be matched with each other for transmitting airflow which is combined while playing their own roles, and meanwhile, the mutual matching also obtains greater utilization value on the application level, and is easier to match and replace the flanges;

the upper conveying pipe 14 is communicated with the bottom flange 1 through the thin speed pipe 3 and the thick pipe 4, the thin speed pipe 3 and the thick pipe 4 form an included angle of forty-five degrees in the horizontal direction, the middle radius sizes of the thin speed pipe 3 and the thick pipe 4 are different, so that multipoint air inlet can be realized only by adjusting one of the thin speed pipe 3 and the thick pipe 4 which is just opposite to the inner side of the upper conveying pipe 14, and the arrangement of the thin speed pipe 3 and the thick pipe 4 provides structural conditions for adjusting the air inlet flow speed;

the sizes of the outer sides of the upper gasket 5 and the gasket 2 are matched with those of the bottom flange 1 and the upper flange 12, the gasket 2, the upper gasket 5, the bottom flange 1 and the upper flange 12 are distributed along the circle center of the upper snap ring 13 in a circle center shape, and the sizes are matched with each other, so that the matching and the assistance of the upper gasket 5 and the gasket 2 are increased while the bottom flange 1 and the upper flange 12 are in rigid connection, the conditions of easy abrasion, excessive rigidity and easy bending caused by rigid connection are reduced, the service lives of the bottom flange 1 and the upper flange 12 are prolonged, and the fault risk is reduced;

the fixing frame 7 and the bottom flange 1 are distributed along the circle center of the upper clamping ring 13 in a circle center shape, the size of the outer side of the fixing frame 7 is matched with that of the inner wall of the bottom flange 1, the space of the bottom flange 1 on the inner wall is fully utilized by the fixing frame 7, and position and space conditions are provided for limiting the flowing direction of air flow in the bottom flange 1 under the condition that the rotating shaft 8 is not connected;

the flange fixing ring 6 and the fixing frame 7 are vertically distributed, the size of the upper end of the flange fixing ring 6 is matched with the size of the lower end of the fixing frame 7, the flange fixing ring 6 is arranged so that the fixing frame 7 can be better fixed on the bottom flange 1, structural conditions are provided, the unidirectional direction of airflow flow is determined for the installation mode and the installation position of the fixing frame 7 under the limitation of the flange fixing ring 6, and assistance and reinforcement are provided for each function on the fixing frame 7;

the rotary blade 10 and the fixed frame 7 form a rotary structure through the rotary shaft 8, the size of the outer side of the rotary blade 10 is matched with the size of the inner side of the fixed frame 7, the rotary blade 10 can rotate by taking the rotary shaft 8 as a shaft, the shielding of the rotary blade 10 on the periphery of the fixed frame 7 becomes weak in the rotating process of the rotary blade 10, at this time, gas can freely enter and exit and flow, and the arrangement of the rotary blade 10 also tests and feeds back the gas pressure of the gas flowing up and down the fixed frame 7 through the inclination angle of the rotary blade 10;

the rotating blade 10 and the limiting head 11 are distributed in a parallel shape along the direction of the rotating blade 10, one side of the lower end of the rotating blade 10 is tightly attached to the upper end of the limiting head 11, the limiting head 11 is controlled, the rotation of the rotating blade 10 is limited by an angle, the rotating blade 10 is matched with the stopping frame 9, the moving range of the rotating blade 10 is reduced, but the rotating blade is better restrained, and the arrangement strengthens the guiding of the rotating blade 10 to the airflow direction.

The working principle is as follows: for the multi-point air inlet sealing flange, firstly, the flange consists of two main parts, namely a bottom flange 1 and an upper flange 12, when a plug head 15 is taken down, an upper conveying pipe 14 conducts multi-point air inlet in all directions of the upper flange 12, gas can be conveyed to the middle hole position of the bottom flange 1 through the upper conveying pipe 14, at the moment, the gas can be conveyed through a thin speed pipe 3 or a thick pipe 4 according to the requirement of the gas flow rate, the flow rate of the air inlet is further controlled, then the gas is conveyed to the middle area of the bottom flange 1 through the thin speed pipe 3 or the thin speed pipe 3 to finish the air inlet process, when the inner shaft of the bottom flange 1 needs to unidirectionally control the flow rate of substances or gas, a fixing frame 7 can be deeply inserted into the inner wall of the bottom flange 1, at the moment, due to the arrangement of a flange fixing ring 6, the position of the fixing frame 7 placed on the inner wall of the bottom flange 1 can be determined according to the requirement of the flow direction, at this moment, when the unidirectional control substance and gas longitudinal flow need to be carried out, the fixed frame 7 is placed above the flange fixed ring 6, then the flowing substance or gas can push the rotating blade 10 to rotate by taking the rotating shaft 8 as an axis, at this moment, when the rotating blade 10 contacts the stopping frame 9, the rotating blade 10 can not rotate any more, and thus, the partial flow rate is limited, and when the gas moves reversely, no gas can pass through because the reverse rotation of the rotating blade 10 is stopped by the limiting head 11, so that the problem of backflow stopping is solved, and with the assistance of the gasket 2 and the upper gasket 5, the connection of the flange is more stable, and more friction is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealed flange of multiple spot air admission, includes end flange (1), thick pipe (4) and flange retainer plate (6), its characterized in that: a fine speed pipe (3) is arranged on one side of the upper end of the inner side of the bottom flange (1), a thick pipe (4) is distributed on the inner side of the fine speed pipe (3), a gasket (2) is arranged on one side of the upper end of the bottom flange (1) in a close manner, an upper flange (12) is tightly attached to the upper end of the gasket (2), an upper gasket (5) is tightly attached to the middle of the upper end of the bottom flange (1), a fixing frame (7) is tightly attached to the upper end of the flange fixing ring (6), a rotating shaft (8) is connected to the upper end of the inner side of the fixing frame (7), a rotating vane (10) is connected to one side of the rotating shaft (8), a stopping frame (9) is distributed on the lower end of the rotating vane (10), a limiting head (11) is tightly attached to the upper end of one side of the rotating shaft (8), a fixing thread (16) is connected to the upper end of the upper flange (12), and an upper conveying pipe (14) is connected to one side of the upper flange (12), one side of the upper conveying pipe (14) is connected with a plug head (15), and the upper end of the middle part of the upper flange (12) is connected with an upper clamping ring (13).

2. A multi-point air inlet sealing flange according to claim 1 wherein: the bottom flange (1) and the upper flange (12) are distributed in a circle center shape along the circle center of the upper clamping ring (13), and the size of the upper end of the outer side of the bottom flange (1) is matched with the size of the lower end of the inner side of the upper flange (12).

3. A multi-point air inlet sealing flange according to claim 1 wherein: the uploading pipe (14) is communicated with the bottom flange (1) through the thin speed pipe (3) and the thick pipe (4), and the thin speed pipe (3) and the thick pipe (4) form a forty-five degree included angle in the horizontal direction.

4. A multi-point air inlet sealing flange according to claim 1 wherein: the sizes of the outer sides of the upper gasket (5) and the gasket (2) are matched with those of the bottom flange (1) and the upper flange (12), and the gasket (2), the upper gasket (5), the bottom flange (1) and the upper flange (12) are distributed in a circle center shape along the circle center of the upper clamping ring (13).

5. A multi-point air inlet sealing flange according to claim 1 wherein: the fixing frame (7) and the bottom flange (1) are distributed in a circle center shape along the circle center of the upper clamping ring (13), and the outer side of the fixing frame (7) is matched with the inner wall of the bottom flange (1) in size.

6. A multi-point air inlet sealing flange according to claim 1 wherein: the flange fixing ring (6) and the fixing frame (7) are vertically distributed, and the upper end of the flange fixing ring (6) is matched with the lower end of the fixing frame (7) in size.

7. A multi-point air inlet sealing flange according to claim 1 wherein: the rotating blade (10) and the fixed frame (7) form a rotating structure through the rotating shaft (8), and the outer side of the rotating blade (10) is matched with the inner side of the fixed frame (7) in size.

8. A multi-point air inlet sealing flange according to claim 1 wherein: the rotating blade (10) and the limiting head (11) are distributed in a parallel shape along the direction of the rotating blade (10), and one side of the lower end of the rotating blade (10) is tightly attached to the upper end of the limiting head (11).