CN210218726U

CN210218726U - Pneumatic gate valve for multifunctional combined suction and exhaust vehicle

Info

Publication number: CN210218726U
Application number: CN201920627612.1U
Authority: CN
Inventors: Feilong Qin; 秦飞龙
Original assignee: Nanan Xinsheng Trading Co Ltd
Current assignee: WUHAN GAOHUA SPECIAL VEHICLE MANUFACTURING Co.,Ltd.
Priority date: 2019-05-05
Filing date: 2019-05-05
Publication date: 2020-03-31
Anticipated expiration: 2029-05-05

Abstract

The utility model discloses a multi-functional automobile-used pneumatic push-pull valve of row of jointly inhaling, which comprises a frame, reserve on the frame and have the nut hole, and the upper end of frame installs pneumatic means, the last controller that is provided with of pneumatic means, and pneumatic means's lower extreme is connected with the lead screw, the lower extreme of lead screw stretches into in the frame and runs through spacing head, and spacing head connection in the upper surface of flashboard, it has the through-hole all to reserve on spacing head and the flashboard, and is provided with the spacing ring in the through-hole of spacing head, the both sides of flashboard are connected in the spout, and the spout sets up in the inboard of frame, the inside of flashboard is provided with the mounting hole, and is connected with the threaded rod in the mounting hole, be connected with on the threaded rod and prop a device, and prop the. The multifunctional pneumatic gate valve for the combined suction and exhaust vehicle can reduce the corrosion of pollutants to the pneumatic gate valve, is beneficial to prolonging the service life of the pneumatic gate valve, can facilitate the increase of the sealing performance of the pneumatic gate valve in the use process, and ensures the effectiveness of the pneumatic gate valve in use.

Description

Pneumatic gate valve for multifunctional combined suction and exhaust vehicle

Technical Field

The utility model relates to a valve correlation technique field specifically is a pneumatic push-pull valve for multi-functional joint row of inhaling car.

Background

The pneumatic gate valve is a valve which is closed or opened by a gate plate in a pneumatic mode, and the pneumatic gate valve mainly drives a screw rod to drive the screw rod to move downwards or upwards in the pneumatic mode, so that the gate plate moves in the vertical direction to achieve the purpose of opening and closing the valve.

However, the existing pneumatic gate valve has some problems in the using process, such as the following publication number: CN203410348U, published: 20140129, the disclosed multi-functional combination suction and exhaust vehicle, the pneumatic push-pull valve that its used mainly used on the high pressure hose, nevertheless because the multi-functional combination suction and exhaust vehicle in the in-process that uses, have the pollutant to get into in the high pressure hose, this just makes the pneumatic push-pull valve on the multi-functional combination suction and exhaust vehicle in long-term use, can be corroded by the pollutant in the high pressure hose, this just causes pneumatic push-pull valve easily when closing, can not effectually block the flow to make the life of current pneumatic push-pull valve receive the influence.

Disclosure of Invention

An object of the utility model is to provide a pneumatic push-pull valve for multi-functional joint row of inhaling car to it receives the interior pollutant corruption of high-pressure hose on the row car to inhale to put forward current pneumatic push-pull valve in the solution above-mentioned background art easily, thereby influences its life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic gate valve for a multifunctional combined suction and exhaust vehicle comprises a frame, a nut hole is reserved on the frame, and the upper end of the frame is provided with a pneumatic device, the pneumatic device is provided with a controller, the lower end of the pneumatic device is connected with a screw rod, the lower end of the screw rod extends into the frame and penetrates through the limiting head, and the limiting head is connected with the upper surface of the flashboard, through holes are reserved on the limiting head and the flashboard, a limiting ring is arranged in the through hole of the limiting head, two sides of the flashboard are connected in the sliding chute, the sliding groove is arranged on the inner side of the frame, the flashboard is internally provided with a mounting hole, a threaded rod is connected in the mounting hole, the threaded rod is connected with a supporting device, and both ends of the supporting device are connected with sealing blocks, the upper end of the threaded rod is arranged below the screw rod, and the upper end of threaded rod is provided with the guide head, the side all is provided with logical groove around the flashboard.

Preferably, the lower end of the screw rod is of a hollow structure, the inner side of the hollow structure is of a twist thread structure, and the diameter of the lower end of the screw rod is larger than the inner diameter of the limiting ring.

Preferably, the through-holes on spacing head and the flashboard collineation, and 2 through-holes's internal diameter equals to spacing head and flashboard set up for integrated configuration.

Preferably, the sealing block is in a frustum pyramid shape, and the position of the sealing block corresponds to the position of the through groove.

Preferably, the upper end of the threaded rod is of a twist structure, the outer side of the threaded rod is connected with the sealing block in a threaded connection mode, and the twist structure at the upper end of the threaded rod is matched with the twist thread structure on the inner side of the lower end of the screw rod.

Preferably, the guide head and the threaded rod are of an integral structure, the diameter of the guide head is smaller than that of the threaded rod, and the axes of the guide head and the threaded rod are collinear.

Compared with the prior art, the beneficial effects of the utility model are that: the multifunctional pneumatic gate valve for the combined suction and exhaust vehicle can reduce the corrosion of pollutants on the pneumatic gate valve, is beneficial to prolonging the service life of the pneumatic gate valve, can conveniently increase the sealing property of the pneumatic gate valve in the use process, and ensures the effectiveness of the pneumatic gate valve in use;

1. the sealing block, the guide head, the threaded rod, the supporting device, the through groove and the lead screw are arranged, the threaded rod can be driven to rotate by pressing down the lead screw, and then the sealing block extends out of the through groove through the threaded rod, so that the square flange can be sealed through the sealing block, the situation that the flashboard is not tightly sealed after being used for a long time can be avoided by the aid of the frustum-shaped sealing block, and the service life of the pneumatic gate valve can be prolonged;

2. the setting of sealed piece for it can be convenient for seal square flange, and the pollutant contacts with the flashboard, and because sealed piece is prismoid, so after the sealed piece is slightly corroded to the pollutant, through making the lead screw continue to move down the certain distance, still can guarantee the stable sealed square flange of sealed piece, thereby can guarantee its leakproofness at the in-process that uses, guarantees the validity of its use.

Drawings

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

FIG. 2 is a schematic view of the main section structure of the frame of the present invention;

FIG. 3 is an enlarged schematic view of point A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of the side-cut structure of the frame of the present invention.

In the figure: 1. a frame; 2. a nut hole; 3. a pneumatic device; 4. a controller; 5. a screw rod; 6. a limiting head; 7. a shutter plate; 8. a through groove; 9. a sealing block; 10. a chute; 11. a threaded rod; 12. a jacking device; 13. mounting holes; 14. a through hole; 15. a guide head; 16. a limit ring.

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. 1-4, the present invention provides a technical solution: a multifunctional pneumatic gate valve for a combined suction and exhaust vehicle comprises a frame 1, a nut hole 2 is reserved on the frame 1, a pneumatic device 3 is installed at the upper end of the frame 1, a controller 4 is arranged on the pneumatic device 3, a lead screw 5 is connected to the lower end of the pneumatic device 3, the lower end of the lead screw 5 extends into the frame 1 and penetrates through a limiting head 6, the limiting head 6 is connected to the upper surface of a gate 7, through holes 14 are reserved on the limiting head 6 and the gate 7, a limiting ring 16 is arranged in each through hole 14 of the limiting head 6, two sides of the gate 7 are connected into sliding grooves 10, the sliding grooves 10 are arranged on the inner side of the frame 1, an installation hole 13 is arranged inside the gate 7, a threaded rod 11 is connected into the installation hole 13, a supporting device 12 is connected onto the threaded rod 11, sealing blocks 9 are connected to two ends of the supporting device 12, the upper end of the threaded rod 11 is arranged below the, and the upper end of the threaded rod 11 is provided with a guide head 15, and the front side and the rear side of the flashboard 7 are provided with through grooves 8.

The lower end of the screw rod 5 is of a hollow structure, the inner side of the hollow structure is of a twist thread structure, the diameter of the lower end of the screw rod 5 is larger than the inner diameter of the limiting ring 16, the limiting ring 16 can limit the screw rod 5 conveniently, and the screw rod 5 is prevented from being completely drawn out of the through hole 14.

Through-hole 14 collineation on spacing head 6 and the flashboard 7, and 2 through-holes 14's internal diameter equals to spacing head 6 and flashboard 7 set up for integral structure, can be convenient for lead screw 5 through the through-hole 14 entering through-hole 14 on the flashboard 7 on the spacing head 6.

The structural shape of the sealing block 9 is frustum pyramid-shaped, the position of the sealing block 9 corresponds to that of the through groove 8, so that when the sealing block 9 is corroded, the screw rod 11 is driven to rotate by continuously moving the screw rod 5 downwards, and the square flange which can be stabilized by the sealing block 9 is guaranteed to be sealed.

The upper end of the threaded rod 11 is of a twist structure, the outer side of the threaded rod 11 is connected with the sealing block 9 in a threaded connection mode, the twist structure at the upper end of the threaded rod 11 is identical to the twist thread structure at the inner side of the lower end of the screw rod 5, and the threaded rod 11 can be driven to rotate after the screw rod 5 is pressed down to be in contact with the threaded rod 11.

The guide head 15 and the threaded rod 11 are of an integrated structure, the diameter of the guide head 15 is smaller than that of the threaded rod 11, and the axes of the guide head and the threaded rod are collinear, so that the guide head 15 can ensure that the threaded rod 11 is stably contacted with the screw rod 5.

The working principle is as follows: firstly, the pneumatic gate valve for the multifunctional combined suction and exhaust vehicle is arranged on the multifunctional combined suction and exhaust vehicle, the controller 4 is connected with relevant circuits on the suction and exhaust vehicle (the controller 4 is the same as the existing pneumatic gate valve and is mainly used for controlling the pneumatic device 3), the square flange is connected with the frame 1 through the nut hole 2, and the square flange is connected with the high-pressure hose;

when the multifunctional pneumatic gate valve for the combined suction and exhaust vehicle is used, the controller 4 is controlled by the related circuit to control the pneumatic device 3 to be started, so that the pneumatic device 3 enables the screw rod 5 to move downwards (the pneumatic device 3 is the same as that of the existing pneumatic gate valve and is mainly used for controlling the ascending or descending of the screw rod 5), when the screw rod 5 descends, the screw rod 5 limits the dead weight of the flashboard 7 through the limiting ring 16, the flashboard 7 slides downwards along the chute 10, when the flashboard 7 slides downwards to the lowest degree, the screw rod 5 continues to descend, after the guide head 15 at the upper end of the screw rod 11 enters the hollow structure at the lower end of the screw rod 5, the screw rod 5 continues to descend to drive the screw rod 11 to rotate, so that the supporting device 12 drives 2 sealing blocks 9 to penetrate through the through grooves 8 until the sealing blocks 9 abut against the square flange, and the sealing blocks 9 are tightly attached, thereby achieving the purpose of closing the pneumatic gate valve;

when the pneumatic gate valve needs to be opened, the controller 4 is controlled only through a related circuit, so that the controller 4 controls the pneumatic device 3 to be started reversely, the pneumatic device 3 enables the screw rod 5 to move upwards, the threaded rod 11 rotates reversely, the sealing block 9 retracts into the gate 7, and the gate 7 ascends along with the screw rod 5 under the limitation of the limiting ring 16, and therefore the purpose of opening the pneumatic gate valve is achieved.

It is to be understood that the terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the purpose of convenience and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation, and are not to be construed as limiting the scope of the present invention.

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 multi-functional automobile-used pneumatic push-pull valve of row of jointly inhaling, includes frame (1), its characterized in that: the device is characterized in that a nut hole (2) is reserved in the frame (1), a pneumatic device (3) is installed at the upper end of the frame (1), a controller (4) is arranged on the pneumatic device (3), a lead screw (5) is connected to the lower end of the pneumatic device (3), the lower end of the lead screw (5) extends into the frame (1) and penetrates through a limiting head (6), the limiting head (6) is connected to the upper surface of a flashboard (7), through holes (14) are reserved in the limiting head (6) and the flashboard (7), a limiting ring (16) is arranged in each through hole (14) of the limiting head (6), two sides of the flashboard (7) are connected into sliding grooves (10), the sliding grooves (10) are arranged on the inner side of the frame (1), a mounting hole (13) is arranged in the flashboard (7), a threaded rod (11) is connected into the mounting hole (13), and a top supporting device (12) is connected onto the threaded rod (11), and the both ends of propping a device (12) all are connected with sealed piece (9), the upper end of threaded rod (11) sets up in the below of lead screw (5), and the upper end of threaded rod (11) is provided with guide head (15), the side all is provided with logical groove (8) around flashboard (7).

2. The pneumatic gate valve for the multifunctional combined suction and exhaust vehicle according to claim 1, is characterized in that: the lower end of the screw rod (5) is of a hollow structure, the inner side of the hollow structure is of a twist thread structure, and the diameter of the lower end of the screw rod (5) is larger than the inner diameter of the limiting ring (16).

3. The pneumatic gate valve for the multifunctional combined suction and exhaust vehicle according to claim 1, is characterized in that: through-hole (14) collineation on spacing head (6) and flashboard (7), and the internal diameter of 2 through-holes (14) equals to spacing head (6) and flashboard (7) are the integrated configuration setting.

4. The pneumatic gate valve for the multifunctional combined suction and exhaust vehicle according to claim 1, is characterized in that: the sealing block (9) is in a frustum pyramid shape, and the position of the sealing block (9) corresponds to the position of the through groove (8).

5. The pneumatic gate valve for the multifunctional combined suction and exhaust vehicle according to claim 1, is characterized in that: the upper end of the threaded rod (11) is of a twist structure, the outer side of the threaded rod (11) is connected with the sealing block (9) in a threaded connection mode, and the twist structure at the upper end of the threaded rod (11) is matched with the twist thread structure at the inner side of the lower end of the threaded rod (5).

6. The pneumatic gate valve for the multifunctional combined suction and exhaust vehicle according to claim 1, is characterized in that: the guide head (15) and the threaded rod (11) are of an integrated structure, the diameter of the guide head (15) is smaller than that of the threaded rod (11), and the axes of the guide head and the threaded rod are collinear.