CN211117696U

CN211117696U - Pressure-adjustable vacuum gate valve

Info

Publication number: CN211117696U
Application number: CN201921524746.7U
Authority: CN
Inventors: 高俊旺; 王慧
Original assignee: Beipiao Vacuum Equipment Co ltd
Current assignee: Beipiao Vacuum Equipment Co ltd
Priority date: 2019-09-15
Filing date: 2019-09-15
Publication date: 2020-07-28
Anticipated expiration: 2029-09-15

Abstract

The utility model relates to the technical field of vacuum gate valves, in particular to a pressure-adjustable vacuum gate valve, which comprises a connecting plate and a first gate, wherein the front end surface of the connecting plate positioned on the front end surface is provided with a positioning ring, the inner side of the positioning ring is provided with a connecting ring, the inner side of the rear end surface of the connecting ring is fixedly connected with a sealing gasket, the outer side of the rear end surface of the connecting ring is fixedly connected with an auxiliary gear, the inner side of the connecting plate positioned on the front end surface is fixedly connected with a threaded rod, the outer side of the threaded rod is in threaded connection with an adjusting gear, the inner side of the connecting plate is provided with a bolt, the upper end and the lower end of the connecting plate are both provided with clamping frames, one end of each clamping frame is fixedly connected with a limiting plate through the bolt, the arranged first gate, the second gate and the lead screw can prevent, the service life of the device can be effectively prolonged.

Description

Pressure-adjustable vacuum gate valve

Technical Field

The utility model relates to a vacuum gate valve technical field specifically is a vacuum gate valve with adjustable pressure.

Background

The working principle of the vacuum gate valve is that the valve compresses the valve plate and the valve seat to realize sealing through the left and right or up and down movement of the valve rod, the movement of the valve rod is driven by three modes, namely manual, electric and pneumatic, and the existing vacuum gate valve is easy to damage due to larger water flow impulsive force in the use process. In addition, current vacuum push-pull valve can not adjust pressure in the use, causes the damage to the picture peg easily, has shortened its life, and can't guarantee its leakproofness, the phenomenon of leaking appears easily. Therefore, a pressure-adjustable vacuum gate valve is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vacuum push-pull valve with adjustable pressure 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 pressure-adjustable vacuum gate valve comprises a connecting plate and a first gate, wherein the front end face of the connecting plate, which is positioned on the front end face, is provided with a positioning ring, the inner side of the positioning ring is provided with a connecting ring, the inner side of the rear end face of the connecting ring is fixedly connected with a sealing gasket, the outer side of the rear end face of the connecting ring is fixedly connected with an auxiliary gear, the inner side of the connecting plate, which is positioned on the front end face, is fixedly connected with a threaded rod, the outer side of the threaded rod is in threaded connection with an adjusting gear, the inner side of the connecting plate is provided with a bolt, the upper end and the lower end of the connecting plate are both provided with clamping frames, one end of each clamping frame is fixedly connected with a limiting plate through the bolt, one end of each limiting plate, the outer side of the screw rod is in threaded connection with a nut, the top end of the screw rod is located, the outer side of the nut is fixedly connected with a first inserting plate, and the bottom end of the screw rod is located, the outer side of the nut is fixedly connected with a second inserting plate.

Preferably, the number of the connecting plates is 2, the two connecting plates are respectively located at symmetrical positions of the front end and the rear end of the inner side of the clamping frame, the front end and the rear end of the connecting plates are fixed in position through bolts, and the first inserting plate and the second inserting plate are located between the connecting plates at the front end and the rear end.

Preferably, the connecting ring is in threaded connection with the positioning ring, the sealing gasket is in sliding connection with the connecting plate located on the front end face through the connecting ring and the positioning ring, the auxiliary gear is in meshed connection with the adjusting gear, the cross section area of the inner side of the adjusting gear is square, and the adjusting gear is located on the inner side of the connecting plate.

Preferably, the second picture peg is located the inboard of first picture peg, the hole has all been seted up with the inboard of second picture peg to first picture peg, first picture peg and second picture peg sliding connection, the hole that first picture peg and second picture peg inboard were seted up is the same with the inboard longitudinal section area of go-between.

Preferably, the second inserting plate and the first inserting plate are connected with the connecting plate in a sliding mode through a screw rod and a nut, and the thickness of the sliding groove formed in the inner side of the first inserting plate is the same as that of the second inserting plate.

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

1. the utility model discloses a set up go-between, sealed pad and adjusting gear, drive the auxiliary gear through rotating adjusting gear and rotate during the use, the auxiliary gear drives the go-between and rotates, adjusts the position of go-between through the threaded connection between go-between and the holding ring to adjust the position of sealed pad, guarantee the leakproofness between connecting plate and the first picture peg through the regulation of sealed pad position, avoid appearing the condition of leaking;

2. the utility model discloses a set up first picture peg, second picture peg and lead screw, the work of the motor through upper and lower both ends respectively drives the lead screw and rotates during the use, thereby the threaded connection through between lead screw and the nut is adjusted the position of the first picture peg at upper and lower both ends and second picture peg, at the removal in-process, rivers can come to adjust pressure through strikeing first plug and second picture peg simultaneously, avoid rivers to exert pressure to first picture peg or second picture peg, can effectively prolong device's life.

Drawings

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

fig. 2 is a schematic view of an installation structure of the first plug board of the present invention;

fig. 3 is a schematic view of the mounting structure of the connection ring of the present invention.

In the figure: 1-frame, 2-positioning rod, 3-connecting plate, 4-adjusting gear, 5-positioning ring, 6-bolt, 7-clamping frame, 8-first inserting plate, 9-limiting plate, 10-connecting ring, 11-motor, 12-screw rod, 13-nut, 14-second inserting plate, 15-auxiliary gear, 16-sealing gasket and 17-threaded rod.

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:

the utility model provides a vacuum gate valve with adjustable pressure, includes connecting plate 3 and first picture peg 8, is located preceding terminal surface the preceding terminal surface of connecting plate 3 is equipped with holding ring 5, can inject the range of movement of go-between 10 through the design of holding ring 5, is favorable to adjusting the position of go-between 10 more, the inboard of holding ring 5 is equipped with go-between 10, can inject the position of sealed 16 through the design of go-between 10, is convenient for adjust the position of sealed 16, the inboard fixedly connected with of rear end face of go-between 10 seals 16, can guarantee the leakproofness between connecting plate 3 and the first picture peg 8 through the design of sealed 16, the rear end face outside fixedly connected with auxiliary gear 15 of go-between 10, can adjust the position of go-between 10 through auxiliary gear 15 and adjusting gear 15's design, is convenient for adjust the position of sealed 16, the inner side of the connecting plate 3 positioned on the front end face is fixedly connected with a threaded rod 17, the position of the adjusting gear 4 can be limited through the design of the threaded rod 17, the condition that the adjusting gear 4 rotates is avoided, the outer side of the threaded rod 17 is in threaded connection with the adjusting gear 4, the inner side of the connecting plate 3 is provided with a bolt 6, the connecting plates 3 at the front end and the rear end can be connected through the bolt 6, the upper end and the lower end of the connecting plate 3 are respectively provided with a clamping frame 7, one end of the clamping frame 7 is fixedly connected with a limiting plate 9 through the bolt 6, the positioning rod 2 and the connecting plate 3 can be connected through the design of the clamping frame 7 and the limiting plate 9, the stability of the device can be effectively increased, one end of the limiting plate 9 is fixedly connected with a positioning rod 2 through the bolt 6, the frame 1 and, the other end fixedly connected with frame 1 of locating lever 2 can prescribe a limit to the position of motor 11 through the design of frame 1, the inboard fixedly connected with motor 11 of frame 1 can be adjusted first picture peg 8 and second picture peg 14's position through motor 11's design, the outside fixedly connected with lead screw 12 of motor 11's pivot, the outside threaded connection of lead screw 12 has nut 13, is located the top the first picture peg 8 of outside fixedly connected with of nut 13 is located the bottom the outside fixedly connected with second picture peg 14 of nut 13.

The number of connecting plate 3 is total 2, two both ends symmetric position department around the connecting plate 3 is located the inboard of card frame 7 respectively, both ends around the connecting plate 3 carries out rigidity through bolt 6, first picture peg 8 all is located between the connecting plate 3 at both ends around with second picture peg 14, and this kind of setting is favorable to connecting the connecting plate 3 at both ends around, go-between 10 and holding ring 5 threaded connection, sealed 16 through go-between 10 and holding ring 5 with be located the connecting plate 3 sliding connection of terminal surface before, auxiliary gear 15 is connected with adjusting gear 4 meshing, adjusting gear 4's inboard cross-sectional area is squarely, adjusting gear 4 is located the inboard of connecting plate 3, and this kind of being provided with does benefit to and drives go-between 10 and the auxiliary gear 15 through the meshing connection between adjusting gear and rotate, can adjust sealed 16's position, can effectually guarantee the leakproofness between connecting plate 3 and the first picture peg 8, second picture peg 14 is located first picture peg 8 inboard, the hole has all been seted up with second picture peg 14 inboard to first picture peg 8,

first picture peg

8 and 14 sliding connection of second picture peg, the hole that

first picture peg

8 and 14 inboard of second picture peg were seted up is the same with the inboard vertical sectional area of go-between 10, and this kind is provided with and does benefit to the use to the device, avoids appearing the condition of leaking, second picture peg 14 and first picture peg 8 are all through lead screw 12 and

nut

13 and 3 sliding connection of connecting plate, the thickness of the spout that first picture peg 8 inboard was seted up is the same with the thickness of second picture peg 14, and this kind is provided with and does benefit to first picture peg 8 and second picture peg 14 and connects, is convenient for adjust the inboard pressure of device.

The motor 11 is a Y-140L-4 motor.

The working process is as follows: all electrical appliances of the device are external power supplies, when the device is required to be used, firstly, the connecting plates 3 at the front end and the rear end, the clamping frames 7 at the upper end and the lower end, the limiting plates 9, the frame 1, the motor 11 and the positioning rod 2 are connected through the bolts 6, after the connection is finished, the position of the sealing gasket 16 can be adjusted, the adjusting gear 4 can be driven to rotate through an external tool, the connecting ring 10 can be driven to rotate through the meshing connection between the adjusting gear 4 and the auxiliary gear 15, the position of the connecting ring 10 can be adjusted through the threaded connection between the connecting ring 10 and the positioning ring 5, so that the position of the sealing gasket 16 can be adjusted, the sealing property between the connecting plates 3 and the first inserting plate 8 can be ensured through the design of the sealing gasket 16, and the adjusting gear 4 can be stopped to be driven to rotate after, the adjusting gear 4 can be fixed in position by the design of the threaded rod 17, so that the connecting ring 10 can be prevented from rotating, then an external water pipe and a device can be connected through the bolt 6, the screw rod 12 can be driven to rotate by the operation of the motors 11 at the upper end and the lower end, the first inserting plate 8 and the second inserting plate 14 can be driven to move upwards and downwards through the threaded connection between the screw rod 12 and the nut 13, the first inserting plate 8 and the second inserting plate 14 can be slidably connected, holes formed in the inner sides of the first inserting plate 8 and the second inserting plate 14 can be overlapped, in the overlapping process, water flow can respectively stamp the first inserting plate 8 and the second inserting plate 14, the pressure is different due to different moving positions, the speed of the water flow is different, the pressure can be adjusted, the special production pressure of the first inserting plate 8 and the second inserting plate 14 by the water flow can be avoided, the service life of the first plug board 8 and the second plug board 14 can be effectively prolonged, and the device is more favorably used.

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 vacuum push-pull valve with adjustable pressure, includes connecting plate (3) and first picture peg (8), its characterized in that: the front end face of the connecting plate (3) positioned on the front end face is provided with a positioning ring (5), the inner side of the positioning ring (5) is provided with a connecting ring (10), the inner side of the rear end face of the connecting ring (10) is fixedly connected with a sealing gasket (16), the outer side of the rear end face of the connecting ring (10) is fixedly connected with an auxiliary gear (15), the inner side of the connecting plate (3) positioned on the front end face is fixedly connected with a threaded rod (17), the outer side of the threaded rod (17) is connected with an adjusting gear (4) in a threaded manner, the inner side of the connecting plate (3) is provided with a bolt (6), the upper end and the lower end of the connecting plate (3) are both provided with clamping frames (7), one end of each clamping frame (7) is fixedly connected with a limiting plate (9) through the bolt (6), one end of each limiting plate (9, the inboard fixedly connected with motor (11) of frame (1), outside fixedly connected with lead screw (12) of the pivot of motor (11), the outside threaded connection of lead screw (12) has nut (13), is located the top the first picture peg (8) of outside fixedly connected with of nut (13) is located the bottom the outside fixedly connected with second picture peg (14) of nut (13).

2. The pressure adjustable vacuum gate valve according to claim 1, characterized in that: the number of connecting plate (3) is total 2, two both ends symmetric position department around connecting plate (3) are located the inboard of card frame (7) respectively, both ends around, connecting plate (3) carry out the rigidity through bolt (6), first picture peg (8) and second picture peg (14) all are located between connecting plate (3) at both ends around.

3. The pressure adjustable vacuum gate valve according to claim 1, characterized in that: go up ring (10) and holding ring (5) threaded connection, sealed pad (16) pass through go up ring (10) and holding ring (5) and be located connecting plate (3) sliding connection of preceding terminal surface, auxiliary gear (15) are connected with adjusting gear (4) meshing, the inboard cross-sectional area of adjusting gear (4) is squarely, adjusting gear (4) are located the inboard of connecting plate (3).

4. The pressure adjustable vacuum gate valve according to claim 1, characterized in that: second picture peg (14) are located the inboard of first picture peg (8), the hole has all been seted up with the inboard of second picture peg (14) in first picture peg (8), first picture peg (8) and second picture peg (14) sliding connection, the hole that first picture peg (8) and second picture peg (14) inboard were seted up is the same with the inboard longitudinal section area of go-between (10).

5. The pressure adjustable vacuum gate valve according to claim 1, characterized in that: the second inserting plate (14) and the first inserting plate (8) are connected with the connecting plate (3) in a sliding mode through a screw rod (12) and a nut (13), and the thickness of a sliding groove formed in the inner side of the first inserting plate (8) is the same as that of the second inserting plate (14).