CN213439408U

CN213439408U - Horizontal closed pressure device of pneumatic butterfly valve plate

Info

Publication number: CN213439408U
Application number: CN202022416056.9U
Authority: CN
Inventors: 张丹; 张璐; 刘春义
Original assignee: Tianjin Liwei Valve Co ltd
Current assignee: Tianjin Liwei Valve Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-15
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a closed pressure device of pneumatic butterfly valve plate level, the on-line screen storage device comprises a base, base upper end four corners fixedly connected with pole setting, pole setting upper end fixedly connected with roof, roof upper end middle part is provided with the cylinder, piston rod bottom fixedly connected with clamp plate, motor bilateral symmetry transmission is connected with the lead screw, threaded connection has the support column on the lead screw, support column upper end fixedly connected with places the platform, it is provided with the standing groove to place the bench end, fixedly connected with second spring in the standing groove, second spring upper end fixedly connected with buffer board. This kind of horizontal closed pressure device of pneumatic butterfly valve plate can be according to the diameter of the size adjustment standing groove of butterfly valve, improves the practicality of device, is provided with buffer board and second spring in the standing groove in addition for the valve plate moves gently when adjusting to the level, reduces the damage to the valve plate surface.

Description

Horizontal closed pressure device of pneumatic butterfly valve plate

Technical Field

The utility model relates to a butterfly valve technical field specifically is a closed pressure device of pneumatic butterfly valve plate level.

Background

Pneumatic butterfly valve comprises pneumatic actuator and butterfly valve, pneumatic butterfly valve is with the circular butterfly plate that rotates along with the valve rod and is the nature of opening and close, in order to realize launching the pneumatic valve of action, in the production assembly of butterfly valve, the valve plate is in the slope open mode, need transfer the valve plate of slope to the horizontality before the pressure testing, but current adjusting device drives two pressure heads by the cylinder usually and directly adjusts the valve plate, but because the inertia of cylinder is than great, the translation rate of pressure head is fast, with place the platform and take place violent collision when leading to the valve plate to transfer to the level, cause the injury to the valve plate surface easily, and the size of placing the platform can not be adjusted according to the size of butterfly valve, application scope is narrower. Therefore, the horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closed pressure device of pneumatic butterfly valve plate level to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a vertical rod is fixedly connected with four corners of the upper end of a base, a top plate is fixedly connected with the upper end of the vertical rod, a cylinder is arranged in the middle of the upper end of the top plate, a piston rod is arranged at the bottom end of the cylinder and penetrates through the top plate, a pressing plate is fixedly connected with the bottom end of the piston rod, connecting rods are symmetrically and fixedly connected with the bottom end of the pressing plate in two sides, a pressing block is fixedly connected with the bottom end of the connecting rods, a motor is arranged in the middle of the upper end of the base, lead screws are symmetrically and drivingly connected with the motor in two sides, supporting columns are connected to the lead screws in a threaded manner and penetrate through the supporting columns, a placing table is fixedly connected with the upper ends of the supporting columns, a placing groove is arranged at the upper end of one side, and the upper end of the second spring is fixedly connected with a buffer plate.

Preferably, roof upper end bilateral symmetry runs through and is provided with the guide bar, the guide bar can slide from top to bottom in the roof through-hole, guide bar bottom end fixed connection is in the clamp plate upper end, the first limiting plate of guide bar upper end fixedly connected with, first limiting plate radius is greater than the guide bar radius.

Preferably, the bottom of the pressing block is provided with a rubber pad.

Preferably, two ends of the screw rod, which are far away from each other, are fixedly connected with second limiting plates, and the radius of each second limiting plate is larger than that of the screw rod.

Preferably, a sliding rod penetrates through the bottom of the supporting column, the supporting column can slide on the sliding rod, the sliding rod is fixedly connected to the upper end of the base, and the bottom end of the supporting column is slidably connected to the upper end of the base.

Preferably, base upper end middle part is provided with first spring, first spring is provided with a plurality of and equidistant range, first spring upper end fixedly connected with mounting panel, the motor sets up in the mounting panel upper end.

Compared with the prior art, the beneficial effects of the utility model are that: this kind of closed pressure device of pneumatic butterfly valve plate level passes through the motor and drives the lead screw rotation to make the support column horizontal slip, realize two distance adjustable purposes of placing the platform, can be according to the diameter of the size adjustment standing groove of butterfly valve, improve device's practicality is provided with buffer board and second spring in the standing groove in addition, makes the valve plate move gently when adjusting to the level, reduces the damage to the valve plate surface, saves operating time, improves work efficiency.

Drawings

Fig. 1 is a front view of the present invention.

In the figure: the device comprises a base 1, a vertical rod 2, a top plate 3, a cylinder 4, a piston rod 5, a pressing plate 6, a connecting rod 7, a pressing block 8, a rubber pad 9, a guide rod 10, a first limiting plate 11, a first spring 12, a mounting plate 13, a motor 14, a screw rod 15, a second limiting plate 16, a supporting column 17, a sliding rod 18, a placing table 19, a placing groove 20, a buffer plate 21 and a second spring 22.

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, the present invention provides a technical solution: a horizontal closed pressurizing device for a valve plate of a pneumatic butterfly valve comprises a base 1, wherein four corners of the upper end of the base 1 are fixedly connected with vertical rods 2, the upper end of each vertical rod 2 is fixedly connected with a top plate 3, the middle of the upper end of each top plate 3 is provided with a cylinder 4, the bottom end of each cylinder 4 is provided with a piston rod 5, each piston rod 5 penetrates through the corresponding top plate 3, the bottom end of each piston rod 5 is fixedly connected with a pressing plate 6, each cylinder 4 is externally connected with a power supply and a control switch, after each cylinder 4 is started, the piston rod 5 at the bottom can drive the corresponding pressing plate 6 to do linear reciprocating motion;

connecting rods 7 are symmetrically and fixedly connected to two sides of the bottom end of the pressing plate 6, pressing blocks 8 are fixedly connected to the bottom end of the connecting rods 7, when the position of the valve plate is adjusted, the air cylinder 4 can be started to drive the pressing plate 6 to move downwards, so that the pressing blocks 8 are in contact with the valve plate and press the valve plate downwards until the valve plate is horizontal, and a rubber pad can be arranged at the bottom of each pressing block 8 to prevent the pressing block from rubbing the surface of the valve plate and damaging the surface of the valve plate;

the middle part of the upper end of the base 1 is provided with a motor 14, two sides of the motor 14 are symmetrically connected with screw rods 15 in a transmission manner, the screw rods 15 are in threaded connection with supporting columns 17, the screw rods 15 penetrate through the supporting columns 17, the motor 14 is a double-shaft motor, the motor 14 is externally connected with a power supply and a control switch through a lead, when the motor 14 is started, the screw rods 15 are driven to rotate, and at the moment, the supporting columns 17 perform linear reciprocating motion in the horizontal direction on the screw rods 15;

the upper end of the supporting column 17 is fixedly connected with a placing table 19, the upper end of one side, close to each other, of the placing table 19 is provided with a placing groove 20, when the position of a valve plate of the butterfly valve is adjusted, firstly, the distance between the two placing tables 19 is adjusted according to the diameter of the valve plate, the motor 14 drives the screw rod 15 to rotate, so that the two placing tables 19 are close to or far away from each other, after the two placing tables are adjusted to a proper position, the butterfly valve is placed in the placing groove 20, the cylinder 4 is started, the two pressing blocks 8 are moved downwards until contacting the valve plate, and the valve plate is pressed to;

fixedly connected with second spring 22 in the standing groove 20, second spring 22 are provided with a plurality of and equidistant range, and second spring 22 upper end fixedly connected with buffer board 21 when briquetting 8 presses the valve plate, and second spring 22 and buffer board 21 provide the holding power for the motion of valve plate is mild, prevents that the violent collision from taking place for the inner wall of valve plate and standing groove 20, leads to the valve plate surface impaired.

Further, 3 upper end bilateral symmetry of roof runs through and is provided with guide bar 10, guide bar 10 can slide from top to bottom in 3 through-holes of roof, 10 bottom fixed connections of guide bar are in 6 upper ends of clamp plate, the first limiting plate 11 of 10 upper ends fixedly connected with of guide bar, 11 radiuses of first limiting plate are greater than the radius of guide bar 10, guide bar 10 moves along with 6 up-and-down motion of clamp plate, play spacing guide effect to the motion of clamp plate 6, first limiting plate 11 prevents that clamp plate 6 from excessively pushing down and leading to the valve plate to warp.

Further, the bottom of the pressing block 8 is provided with a rubber pad 9, and the rubber pad 9 prevents the pressing block 8 and the valve plate from rubbing to damage the surface of the valve plate.

Further, two ends of the screw rod 15, which are far away from each other, are fixedly connected with second limiting plates 16, the radius of each second limiting plate 16 is larger than that of the screw rod 15, and the second limiting plates 16 prevent the support columns 17 from moving out of the screw rod 15 and being separated from the screw rod 15.

Furthermore, a sliding rod 18 penetrates through the bottom of the supporting column 17, the supporting column 17 can slide on the sliding rod 18, the sliding rod 18 is fixedly connected to the upper end of the base 1, the bottom end of the supporting column 17 is slidably connected to the upper end of the base 1, and the supporting column 17 slides on the sliding rod 18 to provide a guiding and limiting effect for the movement of the supporting column 17.

Furthermore, base 1 upper end middle part is provided with first spring 12, and first spring 12 is provided with a plurality of and equidistant range, and first spring 12 upper end fixedly connected with mounting panel 13, motor 14 set up in mounting panel 13 upper end, mutually support between first spring 12 and the mounting panel 13, cushions the vibrations that motor 14 takes place.

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 pneumatic butterfly valve plate level closed pressure device, includes base (1), its characterized in that: the upper end four corners of the base (1) are fixedly connected with upright posts (2), the upper end of the upright posts (2) is fixedly connected with a top plate (3), the middle part of the upper end of the top plate (3) is provided with a cylinder (4), the bottom end of the cylinder (4) is provided with a piston rod (5), the piston rod (5) penetrates through the top plate (3) to be arranged, the bottom end of the piston rod (5) is fixedly connected with a pressing plate (6), the bottom end of the pressing plate (6) is symmetrically and fixedly connected with connecting rods (7), the bottom end of the connecting rods (7) is fixedly connected with a pressing block (8), the middle part of the upper end of the base (1) is provided with a motor (14), the motor (14) is in bilateral symmetric transmission connection with a lead screw (15), the lead screw (15) is in threaded connection with supporting columns (, the placing table is characterized in that a placing groove (20) is formed in the upper end of one side, close to each other, of the placing table (19), second springs (22) are fixedly connected into the placing groove (20), the second springs (22) are arranged in a plurality of equidistant mode, and buffer plates (21) are fixedly connected to the upper ends of the second springs (22).

2. The horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve according to claim 1, wherein: roof (3) upper end bilateral symmetry runs through and is provided with guide bar (10), guide bar (10) can slide from top to bottom in roof (3) through-hole, guide bar (10) bottom fixed connection is in clamp plate (6) upper end, the first limiting plate (11) of guide bar (10) upper end fixedly connected with, first limiting plate (11) radius is greater than guide bar (10) radius.

3. The horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve according to claim 1, wherein: and a rubber pad (9) is arranged at the bottom of the pressing block (8).

4. The horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve according to claim 1, wherein: the two ends, far away from each other, of the screw rod (15) are fixedly connected with second limiting plates (16), and the radius of each second limiting plate (16) is larger than that of the screw rod (15).

5. The horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve according to claim 1, wherein: the support column is characterized in that a sliding rod (18) penetrates through the bottom of the support column (17), the support column (17) can slide on the sliding rod (18), the sliding rod (18) is fixedly connected to the upper end of the base (1), and the bottom end of the support column (17) is slidably connected to the upper end of the base (1).

6. The horizontal closing and pressurizing device for the valve plate of the pneumatic butterfly valve according to claim 1, wherein: base (1) upper end middle part is provided with first spring (12), first spring (12) are provided with a plurality of and equidistant range, first spring (12) upper end fixedly connected with mounting panel (13), motor (14) set up in mounting panel (13) upper end.