CN213206619U

CN213206619U - Hydraulic gate valve

Info

Publication number: CN213206619U
Application number: CN202021236247.0U
Authority: CN
Inventors: 徐秀阳
Original assignee: Taizhou Sanyang Heavy Machinery Co ltd
Current assignee: Taizhou Sanyang Heavy Machinery Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-14
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a hydraulic gate valve, including flexible casing of flashboard (1) and sealing washer (14), oil cylinder section (2) are installed to the flexible casing upper end of flashboard, the welding of oil cylinder section upper end has dead lever (6), dead lever outside cover is equipped with sketch plate (7), drum (8) are installed to the sketch plate lower extreme, spout (9) have been seted up in the drum left side, install slide bar (10) in the spout, inside hydro-cylinder sensor (24) that is equipped with of drum, the welding of hydro-cylinder sensor lower extreme has hydro-cylinder connecting rod (11), oil cylinder section lower extreme is equipped with connecting rod (12), stock (13) are installed to the connecting rod lower extreme. The utility model discloses can make the hydro-cylinder sensor can be convenient for control the flashboard, conveniently carry out real time control to it for still can guarantee between two sealing washers to seal and can bear operating pressure, can make its leakproofness, wear-resisting, corrosion resistance good simultaneously.

Description

Hydraulic gate valve

Technical Field

The utility model relates to a hydraulic pressure gate valve field specifically is a hydraulic pressure gate valve.

Background

The hydraulic gate valve in the market is suitable for different corrosive media, and the like, so that the hydraulic gate valve is widely applied to various pipeline systems. However, at present, large gate valves are all pneumatic or electric, for example, when an accident, such as fire on an oil pipeline, occurs, in order to prevent the spread of flame, the first step of the fire is to cut off the main power supply, so that all electric and pneumatic devices on the pipeline, including the valve, lose power supply. The pipeline valve is out of control, and petroleum injection is allowed, so that the larger the fire, the more the fire is, and the more the fire is, and the great economic loss is caused to the country.

The hydraulic gate valve in the market is inconvenient to control the flashboard and carry out real-time control, and the flashboard is inconvenient to make it continue normal work when the flashboard is worked, and the flashboard leakproofness, wear-resisting, corrosion resistance are not good in the market, and therefore we provide a hydraulic gate valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hydraulic gate valve to solve the hydraulic gate valve on the market that proposes in the above-mentioned background art, inconvenient control is carried out real time control to the flashboard, inconvenient messenger's it can continue normal work at the flashboard during operation, the problem that flashboard leakproofness, wear-resisting, corrosion resistance are not good on the market.

In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic gate valve comprises a gate plate telescopic shell and a sealing ring, wherein an oil cylinder barrel is installed at the upper end of the gate plate telescopic shell, a fixing rod is welded at the upper end of the oil cylinder barrel, a special-shaped plate is sleeved on the outer side of the fixing rod, a cylinder is installed at the lower end of the special-shaped plate, a sliding groove is formed in the left side of the cylinder, a sliding rod is installed in the sliding groove, an oil cylinder sensor is arranged in the cylinder, an oil cylinder connecting rod is welded at the lower end of the oil cylinder sensor, a connecting rod is arranged at the lower end of the oil cylinder barrel, a long rod is installed at the lower end of the connecting rod, a wear-resisting ring is arranged at the upper end of the sealing ring, a connecting block is arranged at the lower end of the, and the upper end of the bolt is provided with a blocking rod.

Preferably, the front end of the gate plate telescopic shell is provided with a reinforcing plate, a circular ring is arranged at the position, close to the edge of the lower end, of the front end of the gate plate telescopic shell, and a closing opening is formed in the circular ring.

Preferably, four groups of reinforcing plates are equidistantly distributed at the front end and the rear end of the gate plate telescopic shell.

Preferably, the sealing rings are made of butadiene acrylonitrile rubber, and the two groups of sealing rings are tightly attached.

Preferably, the welding of slide bar left side has the bumping post, slide bar movable mounting is in the hydro-cylinder sensor outside, the slide bar passes through spout swing joint in the drum, the flashboard passes through slide bar cooperation spout and moves about in the flashboard telescopic shell.

Preferably, the baffle right side is run through and is seted up a hole, the pole left side is run through and is seted up No. two holes, the bolt upper end is close to the right side border position and runs through and has seted up the through-hole, the pole passes through bolt cooperation nut fixed mounting in two sets of baffles.

Preferably, the output end of the oil cylinder sensor is electrically connected with the input end of the flashboard

Compared with the prior art, the beneficial effects of the utility model are that: according to the hydraulic gate valve, the oil cylinder sensor is arranged, when the sliding rod drives the oil cylinder sensor to move up and down through the oil cylinder connecting rod, the real-time condition of the gate plate can be transmitted to the cylinder, and the condition in the cylinder can be transmitted to the oil cylinder barrel through the special-shaped plate and the fixed rod through the matching of the special-shaped plate and the fixed rod, so that the gate plate can be conveniently controlled through the oil cylinder sensor, and the real-time control of the gate plate is facilitated;

this hydraulic gate valve is through being provided with sealing washer and wear-resisting circle, when stock and round bar through oil cylinder barrel lower extreme move down, can move the flashboard to the side, and make two sets of flashboards remove in opposite directions, wherein the sealing washer can make and separate flashboard upper end and lower extreme, wherein the elasticity of sealing washer self is very enough, when extrudeing the flashboard, wherein the sealing washer has elastic expansion, and when the flashboard descends, extrude the intermittent type between flashboard and the sealing washer, the flashboard can seal closed again when rising, make between two sealing washers still can guarantee sealed and can bear operating pressure, can make its leakproofness simultaneously, wear-resisting, corrosion resistance is good.

Drawings

Fig. 1 is the structure schematic diagram of the hydraulic gate valve of the present invention.

Fig. 2 is the left side schematic view of the hydraulic gate valve of the present invention.

Fig. 3 is the front schematic view of the hydraulic gate valve of the present invention.

In the figure: 1. a shutter telescoping housing; 2. an oil cylinder barrel; 3. a reinforcing plate; 4. a circular ring; 5. closing the opening; 6. fixing the rod; 7. a shaped plate; 8. a cylinder; 9. a chute; 10. a slide bar; 11. a cylinder connecting rod; 12. a connecting rod; 13. a long rod; 14. a seal ring; 15. wear-resistant rings; 16. connecting blocks; 17. a connecting plate; 18. a shutter plate; 19. a round bar; 20. a baffle plate; 21. a bolt; 22. a nut; 23. a blocking rod; 24. and a cylinder sensor.

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 hydraulic gate valve comprises a gate plate telescopic shell 1 and a sealing ring 14, wherein an oil cylinder barrel 2 is installed at the upper end of the gate plate telescopic shell 1, a fixing rod 6 is welded at the upper end of the oil cylinder barrel 2, a special-shaped plate 7 is sleeved outside the fixing rod 6, a cylinder 8 is installed at the lower end of the special-shaped plate 7, a sliding chute 9 is formed in the left side of the cylinder 8, a sliding rod 10 is installed in the sliding chute 9, an oil cylinder sensor 24 is arranged inside the cylinder 8, an oil cylinder connecting rod 11 is welded at the lower end of the oil cylinder barrel 2, a connecting rod 12 is arranged at the lower end of the connecting rod 12, a long rod 13 is installed at the lower end of the connecting rod 12, a wear-resisting ring 15 is arranged at the upper end of the sealing ring 14, a connecting block 16 is arranged at the lower end of the oil cylinder connecting, the upper end of the bolt 21 is provided with a blocking rod 23;

the front end of the gate plate telescopic shell 1 is provided with a reinforcing plate 3, the front end of the gate plate telescopic shell 1 is provided with a circular ring 4 close to the edge of the lower end, a closing opening 5 is arranged in the circular ring 4, four groups of reinforcing plates 3 are distributed at the front end and the rear end of the gate plate telescopic shell 1 at equal intervals, the sealing rings 14 are made of nitrile rubber, two groups of sealing rings 14 are tightly attached, the sealing rings 14 and wear-resistant rings 15 are arranged, when a long rod 13 and a circular rod 19 at the lower end of an oil cylinder barrel 2 move downwards, the gate plate 18 can move towards the side edge, so that the two groups of gate plates 18 move towards each other, the sealing rings 14 can separate the upper end and the lower end of the gate plate 18, the self elasticity of the sealing rings 14 is enough, when the gate plate 18 is extruded, the sealing rings 14 have elastic expansion, when the gate plate 18 descends, the interval between the gate plate, the sealing between the two sealing rings 14 can be ensured and the working pressure can be borne, and meanwhile, the sealing performance, the wear resistance and the corrosion resistance of the sealing rings are good;

a bumping post is welded on the left side of a sliding rod 10, the sliding rod 10 is movably installed on the outer side of an oil cylinder sensor 24, the sliding rod 10 is movably connected in a cylinder 8 through a sliding chute 9, a flashboard 18 is matched with the sliding chute 9 through the sliding rod 10 to move up and down in a flashboard telescopic shell 1, through the arrangement of the oil cylinder sensor 24, the output end of the oil cylinder sensor 24 (with the model of YYYYG) is electrically connected with the input end of the flashboard 18, when the sliding rod 10 drives the oil cylinder sensor 24 to move up and down through an oil cylinder connecting rod 11, the real-time condition of the flashboard 18 can be transmitted to the cylinder part 8, and through the matching of a special-shaped plate 7 and a fixed rod 6, the condition in the cylinder 8 can be transmitted to an oil cylinder barrel 2 through the special-shaped plate 7 and the fixed rod 6, so that the control on the flashboard 18 can be, the upper end of the bolt 21 is provided with a through hole near the right edge, and the round rod 19 is fixedly arranged in the two groups of baffle plates 20 through the bolt 21 and the nut 22.

The working principle is as follows: for the hydraulic gate valve, firstly, the oil cylinder barrel 2 is pressed downwards, so that the oil cylinder barrel 2 can drive the long rod 13 and the round rod 19 at the lower end of the oil cylinder barrel to move downwards, the gate plate 18 can be extruded, the gate plate 18 can move towards the left and the right, wherein the sealing ring 14 and the wear-resisting ring 15 are arranged, when the connecting rod 12, the long rod 13 and the round rod 19 at the lower end of the oil cylinder barrel 2 move downwards, the gate plate 18 can move towards the side, so that the two groups of gate plates 18 move towards each other, the sealing ring 14 can separate the upper end and the lower end of the gate plate 18, the self elasticity of the sealing ring 14 is enough, when the gate plate 18 is extruded, the sealing ring 14 has elastic expansion and contraction, when the gate plate 18 descends, the gate plate 18 can extrude the interval between the gate plate 18 and the sealing ring 14, and can be sealed when the gate plate 18 ascends, so that the, meanwhile, the sealing performance, the wear resistance and the corrosion resistance of the gate plate are good, then the closing port 5 is arranged in the circular ring 4 to enable the gate plate to be closed more tightly, the reinforcing plate 3 is arranged to reduce the gravity of the gate plate telescopic shell 1, the connecting block 16 and the connecting plate 17 are arranged to enable the oil cylinder connecting rod 11 and the gate plate 18 to be connected, the round rod 19 penetrates through a first hole on the left side of the baffle plate 20 and a second hole on the left side of the round rod 19 through bolts 21 and is matched with nuts 22 to fix the round rod 19 into the two groups of baffle plates 20, the blocking rod 23 penetrates through the through hole to fix the bolts 21 again, and finally, through the oil cylinder sensor 24, when the slide rod 10 drives the oil cylinder sensor 24 to move up and down through the oil cylinder connecting rod 11, the slide rod 10 can slide up and down on the left side of the cylinder 8 through the chute 9 to transmit the real-, and through the cooperation of dysmorphism board 7 and dead lever 6, can transmit the condition in the drum 8 to hydro-cylinder section of thick bamboo 2 department through dysmorphism board 7 and dead lever 6, and then can be convenient for control flashboard 18 through hydro-cylinder sensor 24, conveniently carry out real time control to it.

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 hydraulic gate valve, includes the flexible casing of flashboard (1) and sealing washer (14), its characterized in that: an oil cylinder barrel (2) is installed at the upper end of the gate plate telescopic shell (1), a fixing rod (6) is welded at the upper end of the oil cylinder barrel (2), a special-shaped plate (7) is sleeved on the outer side of the fixing rod (6), a cylinder (8) is installed at the lower end of the special-shaped plate (7), a sliding chute (9) is formed in the left side of the cylinder (8), a sliding rod (10) is installed in the sliding chute (9), an oil cylinder sensor (24) is arranged inside the cylinder (8), an oil cylinder connecting rod (11) is welded at the lower end of the oil cylinder sensor (24), a connecting rod (12) is arranged at the lower end of the oil cylinder barrel (2), a long rod (13) is installed at the lower end of the connecting rod (12), a wear-resistant ring (15) is arranged at the upper, the utility model discloses a flexible casing of flashboard, including connecting plate (17), stock (13), telescopic shell (1), baffle (20), bolt (21) are provided with in baffle (20) left side, nut (22) are installed on bolt (21) right side, bolt (21) upper end is provided with separation rod (23).

2. The hydraulic gate valve of claim 1, wherein: the front end of the gate plate telescopic shell (1) is provided with a reinforcing plate (3), the front end of the gate plate telescopic shell (1) is provided with a circular ring (4) close to the edge of the lower end, and a closing opening (5) is formed in the circular ring (4).

3. The hydraulic gate valve of claim 2, wherein: the four groups of reinforcing plates (3) are distributed at the front end and the rear end of the gate plate telescopic shell (1) at equal intervals.

4. The hydraulic gate valve of claim 1, wherein: the sealing rings (14) are made of nitrile rubber, and the two groups of sealing rings (14) are tightly attached.

5. The hydraulic gate valve of claim 1, wherein: the welding of slide bar (10) left side has the bumping post, slide bar (10) movable mounting is in hydro-cylinder sensor (24) outside, slide bar (10) are through spout (9) swing joint in drum (8), flashboard (18) are through slide bar (10) cooperation spout (9) activity from top to bottom in flashboard telescopic shell (1).

6. The hydraulic gate valve of claim 1, wherein: baffle (20) right side is run through and is seted up a hole, pole (19) left side is run through and has been seted up No. two holes, bolt (21) upper end is close to right side border position and runs through and has been seted up the through-hole, pole (19) are through bolt (21) cooperation nut (22) fixed mounting in two sets of baffles (20).

7. The hydraulic gate valve of claim 1, wherein: the output end of the oil cylinder sensor (24) is electrically connected with the input end of the flashboard (18).