CN210920169U

CN210920169U - Guide rail type vacuum connecting rod gate valve

Info

Publication number: CN210920169U
Application number: CN201921524779.1U
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: 2020-07-03
Anticipated expiration: 2029-09-15

Abstract

The utility model relates to the technical field of gate valves, in particular to a guide rail type vacuum connecting rod gate valve, which comprises a cylinder and a valve body, wherein the top end and the bottom end of the valve body are communicated with a cooling water gap, the inner side of the valve body is connected with a valve plate in a sliding way, the inner side of the valve plate is connected with a sliding plate in a sliding way, the inner side of the sliding plate is fixedly connected with a fixed rod, the top end and the bottom end of the fixed rod are connected with a guide wheel in a rotating way, the outer side of the fixed rod is connected with a connecting rod in a rotating way, the connecting rod is symmetrically distributed at the outer side of the fixed rod, the rear end of the connecting rod is connected with a sealing plate in a rotating way through a hinge, the sealing plate is arranged at the inner side of the rear end of the valve plate, the inner side of, the sealing plate is tightly attached to the valve body, so that the sealing of the sealing plate on the device connecting pipeline is realized.

Description

Guide rail type vacuum connecting rod gate valve

Technical Field

The utility model relates to a push-pull valve technical field specifically is guide tracked vacuum connecting rod push-pull valve.

Background

The gate valve is a valve with a gate plate and a valve seat which are always in close contact and sealed, the valve seat and the gate plate move closely in the closing and opening processes, so that the opening and closing force of the valve is stable, the gate valve has the characteristic of cutting off media, and the large-scale high-temperature high-vacuum gate valve is always the difficult point and the key point of vacuum isolation of a large-scale vacuum continuous cavity.

In the use process of the gate valve, the gate valve generally realizes vacuum isolation sealing of a processing pipeline, the existing gate valve has lower reliability in use and is not suitable for sealing under the condition of large drift diameter, and the gate valve also has the defects of poor cooling performance and the like in use and is not suitable for being used in a long-term high-temperature environment. Therefore, the guide rail type vacuum connecting rod gate valve is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a guide tracked vacuum connecting rod push-pull valve 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:

the guide rail type vacuum connecting rod gate valve comprises a cylinder and a valve body, wherein the top end and the bottom end of the valve body are both communicated with a cooling water port, the inner side of the valve body is connected with a valve plate in a sliding manner, the inner side of the valve plate is connected with a sliding plate in a sliding manner, the inner side of the sliding plate is fixedly connected with fixing rods, the fixing rods are symmetrically distributed on the inner side of the sliding plate, the top ends and the bottom ends of the fixing rods are both rotatably connected with guide wheels, the outer side of each fixing rod is rotatably connected with a connecting rod, the connecting rods are symmetrically distributed on the outer side of the fixing rod, the rear end of each connecting rod is rotatably connected with a sealing plate through a hinge, the sealing plate is arranged on the inner side of the rear end of the valve plate and is slidably connected with the valve plate, the inner side of the, the utility model discloses a cooling device, including valve body, guide bar, cooling hose, bull stick, cooling hose, the inboard of guide bar symmetric distribution at the valve body, cooling hose rotates with the guide bar to be connected, the front end and the inboard sliding connection in rear end of valve body have the slider, the slider symmetric distribution is in the inboard of valve body, and both sides around being located rotate between the slider and be connected with the bull stick, the bull stick rotates with cooling hose to be connected, is located the top the bottom of slider and the equal fixedly connected with spring in top of the slider that is located the below, the other end and the valve body fixed connection.

Preferably, the top and the bottom of valve plate are inboard all seted up the spout, the front end of closing plate rotates and is connected with the gag lever post, the top and the bottom of gag lever post set up respectively in the spout.

Preferably, the top end and the bottom end inner side of the valve body are fixedly connected with guide rails, the guide wheel is arranged in the cutter wheel, and the guide wheel is in sliding connection with the guide rails.

Preferably, the left end of the sliding plate is rotatably connected with a connecting rod, the inner side of the left end of the valve body is fixedly connected with an air cylinder, and the right end of the air cylinder is fixedly connected with the left end of the connecting rod.

Preferably, one end of the cooling hose is communicated with the cooling pipeline, and the other end of the cooling hose is communicated with the cooling water port.

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

1. the utility model discloses in, through setting up components such as closing plate, gag lever post, guide rail, can make the cylinder drive the valve plate and slide with the slider through the connecting rod, close the device through the valve plate, the slip of later slide can drive the closing plate motion through the connecting rod, make the closing plate hug closely the valve body to realize the closing plate to the sealed of device connecting tube, and the gag lever post setting is inboard at the valve plate, can not blocked by the dust granule when making the closing plate motion, improved the reliability that the device is sealed, the sealed of applicable big latus rectum.

2. The utility model discloses set up components such as cooling pipeline and cooling hose, cooled off the device through the flow of cooling water, the device can move under long-time high temperature environment, and through spring and bull stick, makes the bull stick move under the elasticity of spring, can fold cooling hose, can pack up cooling hose when the device is opened and is closed, avoids the motion of valve plate to cause cooling hose's damage.

Drawings

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

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 3 is the schematic view of the mounting structure of the connecting rod of the present invention.

In the figure: 1-cylinder, 2-valve body, 3-cooling water gap, 4-connecting rod, 5-guide rail, 6-valve plate, 7-sliding plate, 8-fixed rod, 9-guide wheel, 10-connecting rod, 11-sealing plate, 12-limiting rod, 13-cooling pipeline, 14-cooling hose, 15-guide rod, 16-slide block, 17-rotating rod and 18-spring.

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 guide rail type vacuum connecting rod gate valve comprises a cylinder 1 and a valve body 2, wherein the top end and the bottom end of the valve body 2 are both communicated with a cooling water port 3, cooling water is injected and discharged from the valve body 2 through the cooling water port 3, the inner side of the valve body 2 is slidably connected with a valve plate 6, the device is opened and closed through the valve plate 6, the inner side of the valve plate 6 is slidably connected with a sliding plate 7, the inner side of the sliding plate 7 is fixedly connected with fixing rods 8, the fixing rods 8 are symmetrically distributed on the inner side of the sliding plate 7, the top end and the bottom end of each fixing rod 8 are both rotatably connected with guide wheels 9, the outer side of each fixing rod 8 is rotatably connected with connecting rods 10, the connecting rods 10 are symmetrically distributed on the outer side of each fixing rod 8, the rear end of each connecting rod 10 is rotatably connected with a sealing plate 11 through hinges, and, the sealing plate 11 is arranged on the inner side of the rear end of the valve plate 6, the sealing plate 11 is connected with the valve plate 6 in a sliding manner, the inner side of the sliding plate 7 is provided with a cooling pipeline 13, the cooling water is enabled to cool the device through the flowing of the cooling water in the cooling pipeline 13, the left end of the sliding plate 7 is fixedly connected with a cooling hose 14, the cooling hose 14 is symmetrically distributed on the left end of the sliding plate 7, the inner side of the valve body 2 is rotatably connected with a guide rod 15, the guide rod 15 is symmetrically distributed on the inner side of the valve body 2, the cooling hose 14 is rotatably connected with the guide rod 15, the right end of the cooling hose 14 can be fixedly connected with the sliding block 7 through the guide rod 15, the sliding blocks 16 are slidably connected on the inner sides of the front end and the rear end of the valve body 2, the sliding blocks 16 are symmetrically distributed on the inner side of the valve body 2, and a, the rotating rod 17 is rotatably connected with the cooling hose 14, the bottom end of the slider 16 positioned above and the top end of the slider 16 positioned below are both fixedly connected with springs 18, the slider 16 can move through the springs 18 in the arrangement, so that the rotating rod 17 can fold and retract the cooling hose 14, and the other end of the springs 18 is fixedly connected with the valve body 2.

The top end and the bottom end inner side of the valve plate 6 are both provided with a sliding groove, the front end of the sealing plate 11 is rotatably connected with a limiting rod 12, the top end and the bottom end of the limiting rod 12 are respectively arranged in the sliding grooves, the limiting rod 12 limits the sealing plate 11 so that the sealing plate 11 is always in a vertical state when sliding, the top end and the bottom end inner side of the valve body 2 are both fixedly connected with a guide rail 5, a guide wheel 9 is arranged in a cutter wheel, the guide wheel 9 is slidably connected with the guide rail 5, the guide wheel 9 slides in the guide rail 5 when the sliding block 7 slides, the sliding block 7 slides more stably without deviation, the left end of the sliding plate 7 is rotatably connected with a connecting rod 4, the left end inner side of the valve body 2 is fixedly connected with a cylinder 1, the right end of the cylinder 1 is fixedly connected with the left end of the connecting rod 4, the cylinder 1 can drive the sliding plate 7 and the valve plate 6 to move through the connecting rod 4, the valve plate 6 can close and open the device, one end of the cooling hose 14 is communicated with the cooling pipeline 13, the other end of the cooling hose 14 is communicated with the cooling water port 3, cooling water enters from the cooling water port 3 at one end through the cooling hose 14 and is discharged from the cooling water port 3 at the other end after passing through the cooling pipeline 13, and therefore cooling of the device by the cooling water is achieved, and the device can adapt to a long-time high-temperature environment.

The working process is as follows: the utility model supplies power through an external power supply before using, connect the device to an installation pipeline, introduce cooling water from the cooling water gap 3 of one end, make the cooling water enter into the cooling pipeline 13 from the cooling hose 14 of one side, later flow to the cooling hose 14 of the opposite side from the other end of the cooling pipeline 13, cooling water is discharged from the cooling water gap 3 of the other end at last, make the cooling water circulate and flow in the device, realize the cooling to the device, start the cylinder 1, the cylinder 1 drives the slide 7 to move through the connecting rod 4, make the slide 7 drive the valve plate 6 to slide right, the leading wheel 9 moves in the guide rail 5 at this moment, until the valve plate 6 contacts with the right end of the valve body 2, the valve plate 6 closes the valve body 2 at this moment, the cylinder 1 can continue to drive the connecting rod 4 to move, make the connecting rod 4 drive the slider 16 to slide, make the slider 16 slide in the valve plate 6, the connecting rod 10 can be gradually changed into a vertical state, at the moment, the connecting rod 10 can position the sealing plate 11, the sealing plate 11 is tightly attached to the valve body 2, and finally sealing of the device is achieved, when the sliding plate 7 moves, the cooling hose 14 can be driven to move, when the sliding block 16 moves rightwards, the cooling hose 14 can be pulled, the part, between the right ends of the guide rod 15 and the cooling hose 14, of the cooling hose 14 is straightened, at the moment, the cooling hose 14 can drive the rotating rod 17 located above to slide downwards, the rotating rod 17 located below to ascend, the spring 18 is in a compression state, when the device is opened, the sliding plate 7 and the valve plate 6 move leftwards, at the moment, the sliding block 16 is driven to slide under the elastic force of the spring 18, the rotating rod 17 is driven to reset, the rotating rod 17 is used for folding and retracting the cooling hose 14.

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. Guide tracked vacuum connecting rod push-pull valve includes cylinder (1) and valve body (2), its characterized in that: the top end and the bottom end of the valve body (2) are both communicated with a cooling water port (3), the inner side of the valve body (2) is connected with a valve plate (6) in a sliding manner, the inner side of the valve plate (6) is connected with a sliding plate (7) in a sliding manner, the inner side of the sliding plate (7) is fixedly connected with fixing rods (8), the fixing rods (8) are symmetrically distributed on the inner side of the sliding plate (7), the top end and the bottom end of each fixing rod (8) are both rotatably connected with a guide wheel (9), the outer side of each fixing rod (8) is rotatably connected with a connecting rod (10), the connecting rods (10) are symmetrically distributed on the outer side of each fixing rod (8), the rear end of each connecting rod (10) is rotatably connected with a sealing plate (11) through hinges, the sealing plate (11) is arranged on the inner side of the rear end of the valve plate (6), the, the left end of the sliding plate (7) is fixedly connected with a cooling hose (14), the cooling hose (14) is symmetrically distributed at the left end of the sliding plate (7), the inner side of the valve body (2) is rotatably connected with guide rods (15), the guide rods (15) are symmetrically distributed on the inner side of the valve body (2), the cooling hose (14) is rotationally connected with the guide rod (15), the inner sides of the front end and the rear end of the valve body (2) are connected with a sliding block (16) in a sliding way, the sliding blocks (16) are symmetrically distributed on the inner side of the valve body (2), a rotating rod (17) is rotatably connected between the sliding blocks (16) on the front side and the rear side, the rotating rod (17) is rotatably connected with the cooling hose (14), the bottom end of the sliding block (16) positioned above and the top end of the sliding block (16) positioned below are fixedly connected with a spring (18), and the other end of the spring (18) is fixedly connected with the valve body (2).

2. The guideway vacuum connecting rod gate valve of claim 1, characterized in that: the top and the bottom of valve plate (6) are inboard all seted up the spout, the front end of closing plate (11) rotates and is connected with gag lever post (12), the top and the bottom of gag lever post (12) set up respectively in the spout.

3. The guideway vacuum connecting rod gate valve of claim 1, characterized in that: the top end and the bottom end inner side of the valve body (2) are fixedly connected with a guide rail (5), the guide wheel (9) is arranged in the cutter wheel, and the guide wheel (9) is in sliding connection with the guide rail (5).

4. The guideway vacuum connecting rod gate valve of claim 1, characterized in that: the left end of slide (7) rotates and is connected with connecting rod (4), the inboard fixedly connected with cylinder (1) of the left end of valve body (2), the right-hand member of cylinder (1) and the left end fixed connection of connecting rod (4).

5. The guideway vacuum connecting rod gate valve of claim 1, characterized in that: one end of the cooling hose (14) is communicated with the cooling pipeline (13), and the other end of the cooling hose (14) is communicated with the cooling water port (3).