CN210920129U

CN210920129U - Hydraulic control valve with hydraulically-controlled opening pressure

Info

Publication number: CN210920129U
Application number: CN201920985721.0U
Authority: CN
Inventors: 余雄伟
Original assignee: Shaoxing Yingshun Mechanical And Electrical Technology Co ltd
Current assignee: Shaoxing Yingshun Mechanical And Electrical Technology Co ltd
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2020-07-03
Anticipated expiration: 2029-06-27

Abstract

The utility model relates to a water conservancy control valve technical field just discloses a hydraulic control opening pressure's water conservancy control valve, the water conservancy control valve comprises a valve body, the mounting hole has all been seted up to the top and the bottom of valve body both sides, and the bottom fixed mounting of valve body inner chamber has the bottom block, and the top fixed mounting of valve body inner chamber has the sloping block that is located the bottom block upper left side, the fixed intercommunication in top of valve body has the control tube. This hydraulic control opening pressure's water conservancy control valve, through setting up first round mouth, the second round mouth, first valve clack, sealed piece and second valve clack, because the second round mouth, sealed piece, second valve clack and first round mouth, cooperation between first valve clack and the sealed piece, will play dual confined effect to the water source, if the second valve clack receives hydraulic long-term extrusion and when appearing damaging, because first round mouth, cooperation between first valve clack and the sealed piece this moment will make the water source can not take place the overflow, consequently, the closure of this hydraulic control valve clack to the water source has been improved.

Description

Hydraulic control valve with hydraulically-controlled opening pressure

Technical Field

The utility model relates to a hydraulic control valve technical field specifically is a hydraulic control opening pressure's hydraulic control valve.

Background

The hydraulic control valve is a valve controlled by water pressure, and consists of a main valve and a guide pipe, a pilot valve, a needle valve, a ball valve, a pressure gauge and the like which are attached to the main valve, and can be changed into a remote control ball float valve, a pressure reducing valve, a slow-closing check valve, a flow control valve, a pressure relief valve, a hydraulic electric control valve, a water pump control valve and the like according to different purposes, functions and places.

At present, current water conservancy control valve is at the in-process of operation, it promotes the valve clack and rises to generally utilize the inside water pressure of valve body, and then realize the controllability of water conservancy control valve to rivers, however because the water conservancy control valve is at the in-process of long-term use, will make the continuous repeated extrusion valve clack of water pressure, thereby lead to the valve clack to appear damaging easily, and then influence the valve clack and to the control seal capacity at water source, and it comes to reset it fast through the inside spring of control room to rise after the valve clack, however the spring is at the in-process of long-term compression and resetting, lead to its self elasticity decline easily, and then influence the quick reset of valve clack, make water conservancy control valve can't accomplish the quick water source that seals, consequently, need improve.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a hydraulic control valve with hydraulic control opening pressure, which has the advantages of good valve clack sealing performance and fast valve clack resetting speed, solves the problems that the prior hydraulic control valve generally utilizes the water pressure intensity in the valve body to push the valve clack to rise in the running process, thereby realizing the control capability of the hydraulic control valve on water flow, however, in the process of long-term use of the hydraulic control valve, the water pressure can continuously and repeatedly extrude the valve clack, thereby easily causing the damage of the valve clack, thereby affecting the control closing capacity of the valve clack to the water source, and the rising of the valve clack is followed by the rapid resetting of the valve clack through a spring in the control chamber, however, the spring is easy to cause the self elasticity to be reduced in the process of long-term compression and resetting, thereby influencing the quick reset of the valve clack and leading the water conservancy control valve to be incapable of quickly sealing a water source.

The utility model provides a following technical scheme: a hydraulic control valve with hydraulically controlled opening pressure comprises a valve body, wherein mounting holes are formed in the top and the bottom of two sides of the valve body, a bottom block is fixedly mounted at the bottom of an inner cavity of the valve body, an inclined block positioned above the left of the bottom block is fixedly mounted at the top of the inner cavity of the valve body, a control tube is fixedly communicated with the top of the valve body, a valve cover is fixedly mounted at the top of the control tube, a top block is fixedly mounted at the top of the valve cover, a transverse plate is fixedly mounted between the inner wall of the control tube and the inner wall of the top of the inner cavity of the valve body, a valve core is movably sleeved in the transverse plate, the bottom end of the valve core penetrates through the transverse plate and extends into the valve body, the top end of the valve core sequentially penetrates through the transverse plate and the valve cover and extends into the top block, a movable plate positioned above the transverse plate, the utility model discloses a valve structure, including diaphragm, fly leaf, rubber sleeve, top swing joint, rigid spring, top and fly leaf, the top fixed mounting of diaphragm has the montant that is located the case both sides, the top of montant run through the fly leaf and extend to the top of fly leaf and with valve gap inner chamber's top fixed connection, the outer fixed surface on montant top has cup jointed rubber sleeve, rubber sleeve's bottom and the top swing joint of fly leaf, the outer surface activity of case has cup jointed the rigid spring who is located between valve gap inner chamber top and the fly leaf top, rigid spring's top and valve gap inner chamber's top fixed connection.

Preferably, the fixed intercommunication in top of valve body has the first siphunculus that is located the control tube left side, the other end of first siphunculus and the fixed intercommunication in top of valve gap, the fixed surface of first siphunculus has cup jointed the needle valve, first siphunculus is located the left side of kicking block.

Preferably, the top of the valve body is fixedly communicated with a second through pipe positioned on the right side of the control pipe, the other end of the second through pipe is fixedly communicated with the top of the valve cover, a ball valve is fixedly sleeved on the outer surface of the second through pipe, and the second through pipe is positioned on the right side of the top block.

Preferably, a first round opening is formed between the bottom of the right side of the oblique block and the top of the left side of the bottom block, and a second round opening located below the first round opening is formed between the bottom of the right side of the oblique block and the top of the left side of the bottom block.

Preferably, the bottom end of the valve core is fixedly provided with a first valve clack positioned inside the first round opening, the bottom of the first valve clack is fixedly provided with a second valve clack, and two sides of the first valve clack and the second valve clack are both fixedly provided with sealing blocks.

Preferably, the number of the mounting holes is four, two of the four mounting holes in the vertical direction form a group, and the two groups of mounting holes are symmetrical with respect to the center of the valve body.

Preferably, the top of the top block is provided with a through hole, and the diameter of the through hole is equal to that of the valve core.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this hydraulic control opening pressure's water conservancy control valve, through setting up first round mouth, the second round mouth, first valve clack, sealed piece and second valve clack, because the second round mouth, sealed piece, second valve clack and first round mouth, cooperation between first valve clack and the sealed piece, will play dual confined effect to the water source, if the second valve clack receives hydraulic long-term extrusion and when appearing damaging, because first round mouth, cooperation between first valve clack and the sealed piece this moment will make the water source can not take place the overflow, consequently, the closure of this hydraulic control valve clack to the water source has been improved.

2. This hydraulic control opening pressure's water conservancy control valve, through setting up montant and rubber sleeve, because the cooperation of two montants, thereby make the fly leaf more stable at the in-process that rises, and because rubber sleeve has elasticity, will extrude rubber sleeve and rigid spring respectively when the fly leaf rises, and the fly leaf is when reseing, will receive rubber sleeve and rigid spring's elastic force effect respectively, will descend fast, make the valve clack can carry out quick closure to the water source, and rubber sleeve's elasticity also can play supplementary effect to rigid spring, when rigid spring's elasticity reduces, and rubber sleeve's elasticity will compensate to it, consequently, this water conservancy control valve's practicality has been increased.

Drawings

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

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is a schematic view of the internal structure of the rubber bushing of the present invention;

fig. 4 is a partially enlarged structural diagram of a portion a in fig. 2.

In the figure: 1. a valve body; 2. a bottom block; 3. a sloping block; 4. a control tube; 5. a valve cover; 6. a top block; 7. a transverse plate; 8. a valve core; 9. a rigid spring; 10. a vertical rod; 11. a rubber sleeve; 12. a movable plate; 13. a first through pipe; 14. a needle valve; 15. a second pipe; 16. a ball valve; 17. mounting holes; 18. a first round mouth; 19. a second round mouth; 20. a first valve flap; 21. a sealing block; 22. a second valve flap.

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. 1-4, a hydraulic control valve with hydraulic opening pressure comprises a valve body 1, wherein mounting holes 17 are respectively formed in the top and the bottom of two sides of the valve body 1, the number of the mounting holes 17 is four, two of the four mounting holes 17 in the vertical direction form a group, two groups of the mounting holes 17 are symmetrical with respect to the center of the valve body 1, a second through pipe 15 positioned on the right side of a control pipe 4 is fixedly communicated with the top of the valve cover 5, the other end of the second through pipe 15 is fixedly communicated with the top of the valve cover 5, a ball valve 16 is fixedly sleeved on the outer surface of the second through pipe 15, the second through pipe 15 is positioned on the right side of a top block 6, a first through pipe 13 positioned on the left side of the control pipe 4 is fixedly communicated with the top of the valve body 1, the other end of the first through pipe 13 is fixedly communicated with the top of the valve cover 5, a needle valve 14 is fixedly sleeved on the outer surface of the first, the top fixed mounting of the inner chamber of the valve body 1 has the sloping block 3 located at the upper left of the bottom block 2, be equipped with the first round mouth 18 between the bottom on the right side of the sloping block 3 and the left top of the bottom block 2, be equipped with the second round mouth 19 located below the first round mouth 18 between the bottom on the right side of the sloping block 3 and the left top of the bottom block 2, the top fixed communication of the valve body 1 has the control tube 4, the top fixed mounting of the control tube 4 has the valve gap 5, the top fixed mounting of the valve gap 5 has the kicking block 6, the top of the kicking block 6 has been seted up the through-hole, and the diameter of the through-hole equals with the diameter of the case 8, fixed mounting has the diaphragm 7 between the inner wall of the inner chamber top of the valve body 1 of the inner wall of the control tube 4, the inside activity of the diaphragm 7 has cup jointed the case 8, the bottom fixed mounting of the case 8 has the first, The water source at the left end of the valve body 1 is primarily sealed through the matching between the sealing block 21 and the second round opening 19, if the second valve flap 22 is damaged, at this time, the water source is sealed again through the matching between the first valve flap 20, the sealing block 21 and the first round opening 18, so as to prevent the water source at the left end of the valve body 1 from overflowing, the sealing blocks 21 are fixedly mounted on both sides of the first valve flap 20 and the second valve flap 22, the bottom end of the valve core 8 penetrates through the transverse plate 7 and extends into the valve body 1, the top end of the valve core 8 sequentially penetrates through the transverse plate 7 and the valve cover 5 and extends into the top block 6, the movable plate 12 located above the transverse plate 7 is fixedly sleeved on the outer surface of the valve core 8, the bottom of the movable plate 12 is movably connected with the top of the transverse plate 7, the vertical rods 10 located on both sides of the valve core 8 are fixedly mounted on the top of the transverse plate 7, and the two vertical rods 10 are, the top end of the vertical rod 10 penetrates through the movable plate 12 and extends to the upper part of the movable plate 12 and is fixedly connected with the top part of the inner cavity of the valve cover 5, the outer surface of the top end of the vertical rod 10 is fixedly sleeved with a rubber sleeve 11, the rubber sleeve 11 is made of soft rubber, so the rubber sleeve 11 has elasticity, and the structure is similar to a bellows, when the movable plate 12 is lifted, the rubber sleeve 11 will be compressed, and when the movable plate 12 is reset, due to the elastic force recovery effect of the rubber sleeve 11, the descending speed of the movable plate 12 is increased, the bottom of the rubber sleeve 11 is movably connected with the top of the movable plate 12, the rigid spring 9 located between the top of the inner cavity of the valve cover 5 and the top of the movable plate 12 is movably sleeved on the outer surface of the valve core 8, the top end of the rigid spring 9 is fixedly connected with the top of the inner cavity of the valve cover 5, and the bottom end of the rigid spring 9 is fixedly connected with the top of the movable plate 12.

When the water source enters from the left end of the valve body 1, the water source generates water pressure, because the needle valve 14 is in an open state, and the ball valve 16 is in a closed state, part of the water source enters the control pipe 4 and the valve cover 5 through the first through pipe 13, so that the balance between the left end of the valve body 1 and the water pressure inside the control pipe 4 and the valve cover 5 is achieved, and the first valve flap 20 and the second valve flap 22 are in a closed state, if an operator opens the ball valve 16, the water source inside the control pipe 4 and the valve cover 5 enters the right end of the valve body 1 through the second through pipe 15, at this time, the water pressure inside the control pipe 4 and the valve cover 5 is reduced, meanwhile, the water pressure at the left end of the valve body 1 is greater than the water pressure inside the control pipe 4 and the valve cover 5, at this time, the water source extrudes the second valve flap 22, so that the first valve flap 20, the sealing block, meanwhile, the top of the movable plate 12 will continuously press the rigid spring 9 and the rubber sleeve 11, and the water source at the left end of the valve body 1 will sequentially flow into the right end of the valve body 1 through the first round opening 18 and the second round opening 19, and the ball valve 16 is in a fully open state, at which the rising height of the first valve flap 20, the sealing block 21 and the second valve flap 22 is at a maximum, and at this time, the flow rate of the water source at the left end of the valve body 1 is at a maximum.

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 control opening pressure's water conservancy control valve, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a bottom block (2) is fixedly arranged at the bottom of an inner cavity of the valve body (1), an inclined block (3) positioned above the bottom block (2) is fixedly arranged at the top of the inner cavity of the valve body (1), a control tube (4) is fixedly communicated with the top of the valve body (1), a valve cover (5) is fixedly arranged at the top of the control tube (4), a top block (6) is fixedly arranged at the top of the valve cover (5), a transverse plate (7) is fixedly arranged between the inner wall of the control tube (4) and the inner wall of the top of the inner cavity of the valve body (1), a valve core (8) is movably sleeved in the transverse plate (7), the bottom end of the valve core (8) penetrates through the transverse plate (7) and extends to the inside of the valve body (1), and the top end of the valve core (8) sequentially penetrates through the transverse plate (7) and the valve cover (5) and extends to the inside of the top block, the outer surface fixing of the valve core (8) is sleeved with a movable plate (12) positioned above a transverse plate (7), the bottom of the movable plate (12) is movably connected with the top of the transverse plate (7), a vertical rod (10) positioned on two sides of the valve core (8) is fixedly installed on the top of the transverse plate (7), the top end of the vertical rod (10) penetrates through the movable plate (12) and extends to the upper part of the movable plate (12) and is fixedly connected with the top of an inner cavity of the valve cover (5), a rubber sleeve (11) is sleeved on the outer surface fixing of the top end of the vertical rod (10), the bottom of the rubber sleeve (11) is movably connected with the top of the movable plate (12), a rigid spring (9) positioned between the top of the inner cavity of the valve cover (5) and the top of the movable plate (12) is sleeved on the outer surface fixing of the valve core (8), the top end of the, the bottom end of the rigid spring (9) is fixedly connected with the top of the movable plate (12).

2. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: the fixed intercommunication in top of valve body (1) has and is located left first siphunculus (13) of control tube (4), the other end of first siphunculus (13) and the fixed intercommunication in top of valve gap (5), the fixed surface of first siphunculus (13) has cup jointed needle valve (14), first siphunculus (13) are located the left side of kicking block (6).

3. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: the fixed intercommunication in top of valve body (1) has second siphunculus (15) that are located control tube (4) right side, the other end of second siphunculus (15) and the fixed intercommunication in top of valve gap (5), the external fixed surface of second siphunculus (15) has cup jointed ball valve (16), second siphunculus (15) are located the right side of kicking block (6).

4. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: be equipped with first round mouth (18) between the bottom on sloping block (3) right side and the left top of bottom block (2), be equipped with second round mouth (19) that are located first round mouth (18) below between the bottom on sloping block (3) right side and the left top of bottom block (2).

5. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: the bottom end of the valve core (8) is fixedly provided with a first valve clack (20) positioned inside the first round opening (18), the bottom of the first valve clack (20) is fixedly provided with a second valve clack (22), and sealing blocks (21) are fixedly arranged on two sides of the first valve clack (20) and the second valve clack (22).

6. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: the number of the mounting holes (17) is four, four two of the mounting holes (17) in the vertical direction are in one group, and the two groups of the mounting holes (17) are in central symmetry with respect to the valve body (1).

7. A hydraulically controlled opening pressure water control valve as claimed in claim 1, wherein: the top of the ejector block (6) is provided with a through hole, and the diameter of the through hole is equal to that of the valve core (8).