CN216511478U

CN216511478U - Air suction control valve device of fan

Info

Publication number: CN216511478U
Application number: CN202123297961.8U
Authority: CN
Inventors: 叶海波; 张林军; 曾燕锋
Original assignee: Shanghai Oushizhi Technology Co ltd
Current assignee: Shanghai Oushizhi Technology Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-13
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to the technical field of negative pressure air suction control, and particularly discloses a fan air suction control valve device which comprises an air cylinder, a bakelite support seat, a bakelite sliding block, a valve body air suction pipe, an air inlet and a suction valve air source inlet, wherein the air cylinder is connected with the bakelite support seat through a pipeline; the bakelite support seat is provided with a suction valve air source inlet and an air inlet, a valve body air suction pipe matched with the suction valve air source inlet and the air inlet is arranged on a bakelite sliding block, the valve body air suction pipe is used for connecting a negative pressure station, and the bakelite sliding block is in sliding connection with the bakelite support seat under the action of an air cylinder. This control valve device passes through the bakelite supporting seat to be fixed in the air supply position of negative-pressure air fan machine case, through suction valve air supply entry linkage air supply, and the bakelite sliding block on the bakelite supporting seat passes through cylinder rather than sliding connection, and under the effect of cylinder, the valve body breathing pipe is released and then is left the air supply entry, and the withdrawal then is connected with the air supply entry to this forms negative pressure suction, has ensured required negative pressure tolerance, the flow of equipment during operation.

Description

Air suction control valve device of fan

Technical Field

The utility model relates to the technical field of negative pressure air suction control, in particular to an air suction control valve device of a fan.

Background

At present, the negative pressure air suction device for the negative pressure air suction control pipeline of the existing packaging equipment has the problems of insufficient air flow and insufficient negative pressure flow due to the lack of a special air suction control valve device during actual use, and the shutdown state frequently appears in equipment operation due to the fact that the negative pressure cannot reach the expected pressure, and the production and processing efficiency is seriously influenced.

Disclosure of Invention

The utility model aims to provide a suction control valve device of a fan, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a fan induced draft control valve device comprises a cylinder, a bakelite support seat, a bakelite sliding block, a valve body air suction pipe, an air inlet and an air source inlet of a suction valve; the bakelite support seat is provided with a suction valve air source inlet and an air inlet, a valve body air suction pipe matched with the suction valve air source inlet and the air inlet is arranged on a bakelite sliding block, the valve body air suction pipe is used for connecting a negative pressure station, and the bakelite sliding block is in sliding connection with the bakelite support seat under the action of an air cylinder; the bakelite sliding block slides and sets up on the bakelite supporting seat, all has the deflector through the screw installation on the lateral wall about the bakelite supporting seat, is provided with the guide way on the deflector, and the bakelite sliding block slides and sets up in the guide way.

Preferably, the cross section of the guide plate is of an L-shaped structure.

Preferably, the vertical part of the guide plate is fixed on the side wall of the bakelite support seat through a screw, and a cavity between the bakelite support seat and the horizontal part of the guide plate is provided with a guide groove.

Preferably, the output of cylinder passes through the bull's eye bearing and is connected with the connecting seat, and the connecting seat is fixed on the bakelite sliding block.

Preferably, the cylinder is horizontally fixed on the bakelite support seat through the matching of a flange and a bolt.

Preferably, a plurality of threaded holes used for being connected with the negative pressure fan case are formed in the bakelite support seat, and the threaded holes are arranged around the suction valve air source inlet.

Preferably, the aperture of the air inlet is smaller than the aperture of the air source inlet of the suction valve.

Preferably, the pipe diameter of the air suction pipe of the valve body is matched with the aperture of the air source inlet of the suction valve.

Compared with the prior art, the utility model has the beneficial effects that:

the utility model provides a fan induced draft control valve device which is fixed at the position of an air source of a negative pressure fan case through a bakelite support seat, the air source is connected with the air source through a suction valve air source inlet, a bakelite sliding block on the bakelite support seat is in sliding connection with the bakelite support seat through an air cylinder, under the action of the air cylinder, a valve body air suction pipe is pushed out to leave the air source inlet and retracted to be connected with the air source inlet, so that negative pressure suction is formed, the problems of insufficient negative pressure air flow and insufficient flow are solved, and the problems of frequent shutdown state and the like of equipment in operation are avoided.

Drawings

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

FIG. 2 is a schematic diagram of the present invention;

fig. 3 is an exploded view of the present invention.

In the figure: 1. a cylinder; 2. a bakelite support seat; 3. a bakelite slider; 4. a valve body air suction pipe; 5. an air inlet; 6. a suction valve gas source inlet; 7. a guide plate; 8. a guide groove; 9. a bull's eye bearing; 10. a connecting seat; 11. a flange; 12. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: a fan induced draft control valve device comprises a cylinder 1, a bakelite support seat 2, a bakelite sliding block 3, a valve body air suction pipe 4, an air inlet 5 and a suction valve air source inlet 6; a suction valve air source inlet 6 and an air inlet 5 are formed in the bakelite support seat 2, a valve body air suction pipe 4 matched with the suction valve air source inlet 6 and the air inlet 5 is arranged on the bakelite sliding block 3, the valve body air suction pipe 4 is used for connecting a negative pressure station, and the bakelite sliding block 3 is in sliding connection with the bakelite support seat 2 under the action of the air cylinder 1; bakelite sliding block 3 slides and sets up on bakelite supporting seat 2, all has deflector 7 through the screw mounting on the lateral wall about bakelite supporting seat 2, is provided with guide way 8 on deflector 7, and bakelite sliding block 3 slides and sets up in guide way 8.

Further, the cross section of the guide plate 7 is of an L-shaped structure.

Further, the vertical portion of the guide plate 7 is fixed to the side wall of the bakelite support base 2 by screws, and a cavity between the bakelite support base 2 and the horizontal portion of the guide plate 7 is provided as a guide groove 8.

Further, the output end of the air cylinder 1 is connected with a connecting seat 10 through a bull eye bearing 9, and the connecting seat 10 is fixed on the bakelite sliding block 3.

Further, the cylinder 1 is horizontally fixed on the bakelite support seat 2 through the matching of the flange 11 and the bolt.

Furthermore, a plurality of threaded holes 12 used for being connected with the negative pressure fan case are formed in the bakelite support seat 2, and the plurality of threaded holes 12 are arranged around the suction valve air source inlet 6.

Further, the aperture of the air inlet 5 is smaller than that of the suction valve air source inlet 6.

Furthermore, the pipe diameter of the valve body air suction pipe 4 is matched with the aperture of the suction valve air source inlet 6.

The working principle is as follows: before the control valve device is used in practice, the control valve device is fixed at the air source position of a negative pressure fan case through the matching of a threaded hole 12 on a bakelite support seat 2 and a screw, the control valve device is connected with the negative pressure fan through a suction valve air source inlet 6, and a work station (such as a suction bag, a product and the like) needing negative pressure is connected through a PVC hose when the control valve device is used in practice through a valve body air suction pipe 4. When the control valve device is used in practice, under the action of the cylinder, the bakelite sliding block 3 drives the valve body air suction pipe 4 to be pushed out and leave the suction valve air source inlet 6, and the bakelite sliding block 3 drives the valve body air suction pipe 4 to be retracted and connected with the suction valve air source inlet 6, so that negative pressure suction is formed.

The setting of air inlet 5 is used for pushing out the back with valve body breathing pipe 4 when cylinder 1, and valve body breathing pipe 4 has broken away from suction valve air source entry 6 completely, lets the air naturally get into through the air inlet, and the negative pressure disappears for through the adsorbed product of negative pressure break away from the station that corresponds, accomplish the action that the negative pressure was got and is put the product with this, solved negative pressure tolerance, the not enough problem of flow, avoided the appearance of equipment in service shut down state scheduling problem frequently to appear.

It is worth noting that: the whole device realizes control to the device through the controller, and the controller is common equipment and belongs to the existing mature technology, and the electrical connection relation and the specific circuit structure of the controller are not repeated herein.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a fan induced draft control valve device which characterized in that: comprises a cylinder (1), a bakelite support seat (2), a bakelite sliding block (3), a valve body air suction pipe (4), an air inlet (5) and a suction valve air source inlet (6); a suction valve air source inlet (6) and an air inlet (5) are formed in the bakelite support seat (2), a valve body air suction pipe (4) matched with the suction valve air source inlet (6) and the air inlet (5) is arranged on the bakelite sliding block (3), the valve body air suction pipe (4) is used for being connected with a negative pressure station, and the bakelite sliding block (3) is in sliding connection with the bakelite support seat (2) under the action of the air cylinder (1); bakelite sliding block (3) slide and set up on the top of bakelite supporting seat (2), all install deflector (7) through the screw on the lateral wall about bakelite supporting seat (2), are provided with guide way (8) on deflector (7), and bakelite sliding block (3) slide and set up in guide way (8).

2. The fan suction control valve assembly of claim 1 wherein: the section of the guide plate (7) is of an L-shaped structure.

3. The fan suction control valve assembly of claim 1 wherein: the vertical part of the guide plate (7) is fixed on the side wall of the bakelite support seat (2) through a screw, and a cavity between the bakelite support seat (2) and the horizontal part of the guide plate (7) is set as a guide groove (8).

4. The fan suction control valve assembly of claim 1 wherein: the output end of the air cylinder (1) is connected with a connecting seat (10) through a bull eye bearing (9), and the connecting seat (10) is fixed on the bakelite sliding block (3).

5. The fan suction control valve assembly of claim 1 wherein: the air cylinder (1) is horizontally fixed on the bakelite support seat (2) through the matching of the flange (11) and the bolt.

6. The fan suction control valve assembly of claim 1 wherein: a plurality of threaded holes (12) used for being connected with a negative pressure fan case are formed in the bakelite support seat (2), and the threaded holes (12) are arranged around a suction valve air source inlet (6).

7. The fan suction control valve assembly of claim 1 wherein: the aperture of the air inlet (5) is smaller than that of the suction valve air source inlet (6).

8. The fan suction control valve assembly of claim 1 wherein: the pipe diameter of the valve body air suction pipe (4) is matched with the aperture of the suction valve air source inlet (6).