CN215334619U

CN215334619U - Dome valve with prevent leaking performance

Info

Publication number: CN215334619U
Application number: CN202121580180.7U
Authority: CN
Inventors: 刘勇; 陈士龙; 任友龙; 张煌彪
Original assignee: Jiangsu Pailik Fluid Technology Co ltd; Nanjing Iron and Steel Co Ltd
Current assignee: Jiangsu Pailik Fluid Technology Co ltd; Nanjing Iron and Steel Co Ltd
Priority date: 2021-07-12
Filing date: 2021-07-12
Publication date: 2021-12-28
Anticipated expiration: 2031-07-12

Abstract

The utility model discloses a dome valve with leakage-proof performance, which comprises a dome valve assembly, a lubricating mechanism and a pushing assembly, wherein the lubricating mechanism is arranged on one side of the dome valve assembly, and the pushing assembly and a pin assembly are sequentially arranged above the dome valve assembly from left to right; a tank body; an electric cylinder provided at one side of the tank; a piston plate mounted to an outside of the electric cylinder; a nozzle installed at the other side of the tank; a solenoid valve disposed outside the nozzle. This dome valve with prevent leakage performance compares with current ordinary dome valve, opens the apron additional lubrication oil of the jar body, starts the electric cylinder and promotes the internal lubricating oil of piston plate extrusion jar, opens the solenoid valve simultaneously, and lubricating oil is from the nozzle blowout, lubricates the gear train for this dome valve has possessed self-lubricating function, effectively slows down the wearing and tearing of this dome valve, and the degree of laminating can be adjusted to the piston sealing washer, can satisfy different operating modes, effectively prevents the material leakage.

Description

Dome valve with prevent leaking performance

Technical Field

The utility model relates to the technical field of dome valves, in particular to a dome valve with leakage-proof performance.

Background

The dome valve is unique in that it can cut off the flowing material flow or the static material column entering the pressure tank and then close to realize sealing, thereby ensuring that the filling rate of the pressure tank is 100 percent and not relying on a material level meter of a sending tank, so that the control principle is simple and reliable.

Current dome valve does not possess self-lubricating function, and wearing and tearing can appear in the long-time use of dome valve, leads to partial spare part precision to descend, can cause the performance of dome valve to descend to some extent, can not be fine satisfy people's user demand, to above-mentioned condition, carries out technical innovation on current dome valve basis.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a dome valve with leakage-proof performance, which aims to solve the problems that the common dome valve in the background art does not have a self-lubricating function, and the dome valve is worn after being used for a long time, so that the precision of partial parts is reduced, the performance of the dome valve is reduced to some extent, and the use requirements of people cannot be well met.

In order to achieve the purpose, the utility model provides the following technical scheme: a dome valve with leak-proof properties comprising:

a dome valve assembly;

further comprising:

the lubricating mechanism is arranged on one side of the dome valve assembly, and a pushing assembly and a pin assembly are sequentially arranged above the dome valve assembly from left to right;

the lubricating mechanism includes:

a tank body;

an electric cylinder provided at one side of the tank;

a piston plate mounted to an outside of the electric cylinder;

a nozzle installed at the other side of the tank;

a solenoid valve disposed outside the nozzle.

Preferably, the dome valve assembly comprises:

a valve body;

the right sealing ring is arranged on one side of the outer part of the valve body;

a chamber fixed inside the valve body.

Preferably, the dome valve assembly further comprises:

the piston type sealing ring is arranged on the inner wall of the chamber;

and the connecting pipe is arranged on the other side of the outside of the valve body.

Preferably, the dome valve assembly further comprises:

a servo motor installed below an outside of the valve body;

a gear set disposed outside the servo motor.

Preferably, the dome valve assembly further comprises:

a top disk mounted externally of the gear set;

a seal bearing disposed outside the top disk.

Preferably, the pushing assembly comprises:

the inner hexagon bolt is in threaded connection with the valve body;

and the micro bearing is arranged below the inner hexagonal bolt.

Preferably, the pushing assembly further comprises:

and the pneumatic piston is arranged outside the micro bearing, and the outer surface of the pneumatic piston is tightly attached to the inner surface of the cavity.

Preferably, the pin assembly includes:

a pin bush;

a spring disposed outside the pin sleeve.

Preferably, the pin assembly further comprises:

the pin rod is arranged on the inner wall of the pin sleeve and forms an elastic structure with the pin sleeve through a spring.

Compared with the prior art, the utility model has the beneficial effects that: the dome valve has a self-lubricating function, abrasion of the dome valve is effectively reduced, the degree of fitting of the piston type sealing ring can be adjusted, different working conditions can be met, material leakage is effectively prevented, the mounting and dismounting mode of the dome valve is convenient, and later maintenance and repair are convenient;

1. according to the dome valve, the tank body, the electric cylinder, the piston plate, the electromagnetic valve and the nozzle are arranged, the cover plate of the tank body is opened, lubricating oil is added, the electric cylinder is started to push the piston plate to extrude the lubricating oil in the tank body, the electromagnetic valve is opened, the lubricating oil is sprayed out from the nozzle to lubricate the gear set, the dome valve has a self-lubricating function, and abrasion of the dome valve is effectively reduced;

2. according to the utility model, through the arrangement of the cavity, the piston type sealing ring, the inner hexagon bolt, the miniature bearing and the pneumatic piston, the inner hexagon bolt is rotated to push the miniature bearing and the pneumatic piston to move in the cavity, the pneumatic piston extrudes gas in the cavity, the gas moves along with the piston type sealing ring and can be tightly attached to the connecting pipe, so that the piston type sealing ring can adjust the attaching degree, different working conditions can be met, and material leakage can be effectively prevented;

3. according to the dome valve, the pin sleeve, the spring and the pin rod are arranged, the pin rod is pulled up to insert the connecting pipe into the valve body, the pin rod is loosened to bounce into a hole site of the connecting pipe, and then the connecting pipe and the valve body are installed and fixed, so that the dome valve is convenient to install and detach, and later maintenance and repair are facilitated.

Drawings

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

FIG. 2 is a schematic perspective view of a can body according to the present invention;

FIG. 3 is a front sectional view of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

In the figure: 1. a dome valve assembly; 101. a valve body; 102. a right seal ring; 103. a chamber; 104. a piston type sealing ring; 105. taking over a pipe; 106. a servo motor; 107. a gear set; 108. a top tray; 109. sealing the bearing; 2. a lubrication mechanism; 201. a tank body; 202. an electric cylinder; 203. a piston plate; 204. an electromagnetic valve; 205. a nozzle; 3. a pushing assembly; 301. a hexagon socket head cap screw; 302. a micro-bearing; 303. a pneumatic piston; 4. a pin assembly; 401. a pin bush; 402. a spring; 403. a pin rod.

Detailed Description

1-2, a dome valve with leak-proof properties, comprising: a dome valve assembly 1; further comprising: the lubricating mechanism 2 is arranged on one side of the dome valve assembly 1, and a pushing assembly 3 and a pin assembly 4 are sequentially arranged above the dome valve assembly 1 from left to right; a tank 201, wherein a cover plate of the tank 201 is opened to add lubricating oil; an electric cylinder 202 which is arranged at one side of the tank 201, and the electric cylinder 202 is started to push a piston plate 203 to extrude lubricating oil in the tank 201; a piston plate 203 to which the outside of the electric cylinder 202 is attached; a nozzle 205 installed at the other side of the can 201; and an electromagnetic valve 204 which is disposed outside the nozzle 205, and which opens the electromagnetic valve 204 to discharge the lubricating oil from the nozzle 205 to lubricate the gear train 107, so that the dome valve has a self-lubricating function and wear of the dome valve is effectively reduced.

As shown in fig. 3-4, the dome valve assembly 1 includes: a valve body 101; a right seal ring 102 provided on the outer side of the valve body 101; a chamber 103 fixed inside the valve body 101; a piston-type seal ring 104 provided on an inner wall of the chamber 103; a nipple 105 provided at the other side of the outside of the valve body 101; a servo motor 106 installed below the outside of the valve body 101; a gear train 107 provided outside the servo motor 106; a top disk 108 mounted on the outside of the gear train 107; a seal bearing 109 provided outside the top disk 108; the inner hexagon bolt 301 is in threaded connection with the valve body 101, and the micro bearing 302 and the pneumatic piston 303 are pushed to move in the cavity 103 by rotating the inner hexagon bolt 301; a micro bearing 302 provided below the hexagon socket head cap screw 301; the pneumatic piston 303 is arranged outside the micro bearing 302, the outer surface of the pneumatic piston 303 is tightly attached to the inner surface of the cavity 103, the pneumatic piston 303 extrudes gas in the cavity 103, and moves along with the piston type sealing ring 104 and can be tightly attached to the connecting pipe 105, so that the attachment degree of the piston type sealing ring 104 can be adjusted, different working conditions can be met, and material leakage can be effectively prevented; a pin bush 401; a spring 402 disposed outside the pin sleeve 401; the pin rod 403 is arranged on the inner wall of the pin sleeve 401, the pin rod 403 and the pin sleeve 401 form an elastic structure through the spring 402, the pin rod 403 is pulled up to insert the connecting pipe 105 into the valve body 101, the pin rod 403 is loosened to be bounced into a hole position of the connecting pipe 105, and then the connecting pipe 105 and the valve body 101 are fixedly arranged, so that the dome valve is convenient to install and detach and convenient to maintain and repair in a later period.

The working principle is as follows: when the dome valve with the leakage-proof performance is used, the pin rod 403 is pulled up to insert the connecting pipe 105 into the valve body 101, the pin rod 403 is loosened to bounce into a hole of the connecting pipe 105, the connecting pipe 105 and the valve body 101 are fixedly mounted, the hexagon socket head cap screw 301 is rotated to push the miniature bearing 302 and the pneumatic piston 303 to move in the chamber 103, the pneumatic piston 303 extrudes gas in the chamber 103, the gas moves along with the piston type sealing ring 104 and can be tightly attached to the connecting pipe 105, the servo motor 106 drives the top disc 108 to rotate through the gear set 107 after being started, the valve body 101 is opened and closed through the top disc 108, lubricating oil is added after the cover plate of the tank body 201 is opened, the electric cylinder 202 is started to push the piston plate 203 to extrude the lubricating oil in the tank body 201, the electromagnetic valve 204 is started, the lubricating oil is sprayed out from the nozzle 205 to lubricate the gear set 107, and the working principle of the dome valve with the leakage-proof performance is realized.

Claims

1. A dome valve with leak-proof properties comprising:

a dome valve assembly (1);

it is characterized by also comprising:

the lubricating mechanism (2) is installed on one side of the dome valve assembly (1), and a pushing assembly (3) and a pin assembly (4) are sequentially arranged above the dome valve assembly (1) from left to right;

the lubricating mechanism (2) includes:

a tank (201);

an electric cylinder (202) provided on one side of the tank (201);

a piston plate (203) mounted to an outside of the electric cylinder (202);

a nozzle (205) mounted on the other side of the tank (201);

a solenoid valve (204) disposed outside the nozzle (205).

2. A dome valve with leak-proof properties as claimed in claim 1, characterized in that the dome valve assembly (1) comprises:

a valve body (101);

a right seal ring (102) provided on the outer side of the valve body (101);

a chamber (103) fixed inside the valve body (101).

3. A dome valve with leak prevention properties as claimed in claim 2 wherein the dome valve assembly (1) further comprises:

a piston-type sealing ring (104) arranged on the inner wall of the chamber (103);

a nipple (105) disposed on the other side of the exterior of the valve body (101).

4. A dome valve with leak prevention properties as claimed in claim 2 wherein the dome valve assembly (1) further comprises:

a servo motor (106) mounted below the exterior of the valve body (101);

a gear set (107) disposed outside the servo motor (106).

5. A dome valve with leak prevention properties as claimed in claim 4 wherein the dome valve assembly (1) further comprises:

a top disk (108) mounted externally of the gear set (107);

a seal bearing (109) disposed outside the top disk (108).

6. A dome valve with leak-proof properties as claimed in claim 2 characterized in that said pushing assembly (3) comprises:

the inner hexagonal bolt (301), the inner hexagonal bolt (301) and the valve body (101) are in threaded connection;

and a micro bearing (302) disposed below the hexagon socket head cap screw (301).

7. A dome valve with leak prevention as set forth in claim 6 wherein said push assembly (3) further comprises:

a pneumatic piston (303) mounted on the outside of the micro bearing (302), the outer surface of the pneumatic piston (303) closely fitting the inner surface of the chamber (103).

8. A dome valve with leak-proof properties as claimed in claim 1, characterized in that said pin assembly (4) comprises:

a pin bush (401);

a spring (402) disposed outside the pin sleeve (401).

9. A dome valve with leak prevention as set forth in claim 8 wherein said pin assembly (4) further comprises:

and the pin rod (403) is arranged on the inner wall of the pin sleeve (401), and the pin rod (403) and the pin sleeve (401) form an elastic structure through a spring (402).