CN212690837U

CN212690837U - Hydraulic control valve integrating servo control

Info

Publication number: CN212690837U
Application number: CN202021179407.2U
Authority: CN
Inventors: 赵金虎
Original assignee: Suzhou Wohe Technology Co Ltd
Current assignee: Suzhou Wohe Technology Co Ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-03-12
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses an integrated servo control's liquid accuse valve, which comprises a valve body, the fixed intercommunication in left side of valve body has the feed liquor siphunculus, the fixed intercommunication in right side of valve body has a liquid siphunculus, the inside intermediate position fixedly connected with disk seat of valve body, the intermediate position fixedly connected with case control mechanism on valve body top, the intermediate position fixedly connected with case guiding groove of disk seat, the inside of case guiding groove just is close to the sealed restriction piece of the fixed connection in position of below, the intermediate position fixedly connected with filter-tank of the inside bottom of valve body, the inside bottom of valve body just is located the equal fixedly connected with stirring fan piece in the left and right sides of filter-tank, the right side of the inside bottom of valve body just is located the fixed intercommunication in left side of. The integrated servo control hydraulic control valve achieves the purposes of improving the scouring resistance of the hydraulic control valve, improving the sufficient matching sealing performance between the valve core and the valve seat and prolonging the service life of the hydraulic control valve.

Description

Hydraulic control valve integrating servo control

Technical Field

The utility model relates to a liquid accuse valve technical field specifically is an integrated servo control's liquid accuse valve.

Background

The valve is a control part in a fluid conveying system and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. Valves used in fluid control systems range in variety and size from the simplest shut-off valves to the variety of valves used in extremely complex autonomous systems.

Although the servo-controlled hydraulic control valve has high working efficiency, the servo-controlled hydraulic control valve is controlled by electric power, and the hydraulic control valve cannot be controlled in time when equipment failure and power failure occur, so that the working stability of the conventional integrated servo-controlled hydraulic control valve is insufficient. The liquid outlet part of the valve seat is washed by high-speed liquid for a long time, the size of the liquid outlet part is changed, the valve core and the valve seat cannot be sufficiently matched and sealed, and the hydraulic control valve cannot be sufficiently closed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an integrated servo control's liquid accuse valve, the play liquid position that has solved the disk seat receives high-speed liquid for a long time and erodees, and the size of a dimension at play liquid position changes, can not fully cooperate between case and the disk seat sealed, can't satisfy the problem that liquid accuse valve fully closed.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an integrated servo control hydraulic control valve comprises a valve body, wherein the left side of the valve body is fixedly communicated with a liquid inlet through pipe, the right side of the valve body is fixedly communicated with a liquid outlet through pipe, the middle position in the valve body is fixedly connected with a valve seat, a valve core control mechanism is fixedly connected at the middle position of the top end of the valve body, a valve core guide groove is fixedly connected at the middle position of the valve seat, the output end of the valve core control mechanism is arranged corresponding to the inside of the valve core guide groove, the position inside the valve core guide groove and close to the lower part is fixedly connected with a sealing limiting block, the middle position of the bottom end in the valve body is fixedly connected with a filter tank, the top end of the filter tank is communicated with the valve core guiding groove, the bottom of the interior of the valve body is fixedly connected with stirring fan blades on the left side and the right side of the filter tank, and the left side of the bottom of the interior of the valve body is fixedly communicated with a slag discharge valve. Liquid enters from the liquid inlet through pipe and then enters the valve body, then sequentially passes through the filter tank and the valve core guide groove, and is finally discharged from the valve core guide groove, large-particle impurities in the liquid are filtered by the filter tank, and the inner walls of the valve core guide groove and the filter tank are arranged in the vertical direction, so that the erosion corrosion of high-speed liquid can be reduced.

Preferably, the outer surface of the valve core guide groove and a position close to the upper side are provided with openings, the sealing limiting block is located below the openings, and the sizes of the openings on the surface of the valve core guide groove are sequentially increased from bottom to top. The trompil of case guiding groove top can block the outflow of impurity, also plays the effect of liquid current-limiting simultaneously, and high-speed liquid erodees the trompil, reduces liquid and erodees the corruption to sealed restriction piece and case guiding groove inner wall.

Preferably, the top end of the inside of the liquid outlet pipe is fixedly connected with a flow monitor. The flow monitor can detect the liquid flow of the hydraulic control valve in real time.

Preferably, the inside fixedly connected with seal chamber of feed liquor siphunculus, the top fixedly connected with seal bearing of feed liquor siphunculus, seal bearing is inside to run through and to rotate and be connected with the hand wheel axle, the hand wheel axle extends to one section fixedly connected with seal ball of seal chamber inside. When the hydraulic control valve has power failure or faults, the hand wheel shaft can be manually rotated and drives the sealing ball to rotate, so that the hydraulic control valve is closed and adjusted.

Preferably, the sealing ball is arranged corresponding to the inside of the sealing chamber, and the radius of the sealing ball is consistent with that of the sealing chamber.

Preferably, the valve core control mechanism comprises an outer support frame, a sealing limiting groove is fixedly connected to the middle position of the bottom of the outer support frame, a valve core penetrates through and is connected with the inside of the sealing limiting groove in a sliding mode, the valve core is arranged corresponding to the sealing limiting block, an adjusting screw rod is fixedly connected to the axis of the top end of the valve core, an adjusting sleeve rod is rotatably connected to the top of the outer support frame, the bottom end of the inside of the adjusting sleeve rod is sleeved with the outside of the adjusting screw rod and is in threaded connection with the outside of the adjusting screw rod, a protective cover is fixedly connected to the top end of the outside of the outer support frame, a driving motor is fixedly connected to the top end of the protective cover, the output end of the driving motor is fixedly. And the driving motor is controlled to work, the driving motor drives the adjusting sleeve rod to be in threaded transmission with the adjusting screw rod, so that the valve core moves in the vertical direction, and when the valve core is completely matched with the bottom of the sealing limiting block, the hydraulic control valve is in a closed state.

Preferably, the display screen is electrically connected with the flow monitor. The flow monitor detects the flow rate of the liquid discharge and displays the flow rate information on a display screen.

Preferably, the surface of the filter tank is uniformly provided with holes with uniform sizes.

(III) advantageous effects

The utility model provides an integrated servo control's liquid accuse valve. The method has the following beneficial effects:

(1) the integrated servo control hydraulic control valve enters from the liquid inlet through pipe and then enters into the valve body, then sequentially passes through the filter tank and the valve core guide groove and is finally discharged from the valve core guide groove, the filter tank filters large-particle impurities in liquid, the inner walls of the valve core guide groove and the filter tank are arranged in the vertical direction, the erosion corrosion of high-speed liquid can be reduced, the flow monitor detects the flow velocity of the liquid discharge and displays the flow velocity information on a display screen, the driving motor is controlled to work, the driving motor drives the adjusting sleeve rod and the adjusting screw rod to realize the movement of the valve core in the vertical direction through the thread transmission, when the valve core is completely matched with the bottom of the sealing limiting block, the hydraulic control valve is in a closed state, the opening above the valve core can block the outflow of the impurities and simultaneously plays a role of liquid flow limiting, and the high-speed liquid, the erosion corrosion of liquid to the inner walls of the sealing limiting block and the valve core guide groove is reduced, the purposes of improving the erosion resistance of the hydraulic control valve, improving the sufficient matching sealing performance between the valve core and the valve seat and prolonging the service life of the hydraulic control valve are achieved.

(2) This integrated servo control's hydraulic control valve through when the power failure or trouble appear in the hydraulic control valve, but manual rotatory hand wheel axle, hand wheel axle drive ball rotates to realize closing and the adjustment of hydraulic control valve, reached the purpose that promotes integrated servo control's hydraulic control valve's job stabilization nature.

(3) This integrated servo control's pilot operated valve, through when piling up a large amount of sediment impurity when the valve body is inside, control case control mechanism closes the pilot operated valve, the ball sealer is in the open mode this moment, open the sediment valve simultaneously, under the drive of high-speed liquid, the stirring fan piece rotates, thereby can break away from the valve body with the stirring of the sediment impurity around the stirring fan piece, pass through the filtration of filter tank again, impurity is followed liquid and is discharged from the sediment valve, realize the clearance of pilot operated valve, quick clearance pilot operated valve inside impurity has been reached, the workman's of being convenient for operation's purpose.

Drawings

Fig. 1 is a schematic structural view of the whole hydraulic control valve of the present invention;

FIG. 2 is a schematic view of the external structure of the valve core guiding groove of the present invention;

FIG. 3 is a schematic view of the external structure of the filtering tank of the present invention;

fig. 4 is a schematic structural diagram of the valve core control mechanism of the present invention.

In the figure: 1 valve body, 2 liquid inlet pipe, 3 liquid outlet pipe, 4 valve seat, 5 valve core control mechanism, 501 outer support frame, 502 sealing limit groove, 503 valve core, 504 adjusting screw rod, 505 adjusting sleeve rod, 506 protective cover, 507 driving motor, 508 display screen, 6 valve core guide groove, 7 sealing limit block, 8 filter groove, 9 stirring fan sheet, 10 slag discharging valve, 11 flow monitor, 12 sealing chamber, 13 sealing bearing, 14 hand wheel shaft, 15 sealing ball.

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, the present invention provides a technical solution: the utility model provides an integrated servo control's hydraulic control valve, including valve body 1, the fixed intercommunication in left side of valve body 1 has feed liquor siphunculus 2, the fixed intercommunication in right side of valve body 1 has liquid siphunculus 3, the inside intermediate position fixedly connected with disk seat 4 of valve body 1, the intermediate position fixedly connected with case control mechanism 5 on 1 top of valve body, the intermediate position fixedly connected with case guiding groove 6 of disk seat 4, the output of case control mechanism 5 corresponds the setting with case guiding groove 6 is inside, the inside of case guiding groove 6 and the sealed restriction piece 7 of the position fixedly connected with that is close to the below, the intermediate position fixedly connected with rose tank 8 of the inside bottom of valve body 1, the top and the case 6 intercommunication of rose tank 8, the inside bottom of valve body 1 and the equal fixedly connected with stirring fan piece 9 in the left and right sides that is located rose tank 8, the right side of the inside bottom of. Liquid enters from feed liquor siphunculus 2, then enters into in the valve body 1, then passes through filter tank 8 and case guiding groove 6 in proper order, discharges from case guiding groove 3 at last, and large granule impurity in the filter tank 8 filtration liquid, and the inner wall of case guiding groove 6 and filter tank 8 all sets up in vertical direction, can reduce the erosion and corrosion of high-speed liquid.

The outer surface of the valve core guide groove 6 and the position close to the upper side are provided with openings, the sealing limiting block 7 is located below the openings, and the size of the openings on the surface of the valve core guide groove 6 is increased from bottom to top in sequence. The trompil of case guiding groove 6 top can block the outflow of impurity, also plays the effect of liquid current-limiting simultaneously, and high-speed liquid erodees the trompil, reduces liquid and erodees the corruption to sealed

restriction piece

7 and 6 inner walls of case guiding groove.

The top end of the inside of the liquid outlet pipe 3 is fixedly connected with a flow monitor 11. The flow monitor 11 can detect the liquid flow of the pilot operated valve in real time.

The inside fixedly connected with seal chamber 12 of feed liquor siphunculus 2, the top fixedly connected with seal bearing 13 of feed liquor siphunculus 2, seal bearing 13 is inside to run through and to rotate and be connected with hand wheel axle 14, and hand wheel axle 14 extends to one section fixedly connected with sealing ball 15 inside seal chamber 12. When the hydraulic control valve has power failure or faults, the hand wheel shaft 14 can be rotated manually, and the hand wheel shaft 14 drives the sealing ball 15 to rotate, so that the hydraulic control valve is closed and adjusted.

The sealing ball 15 is arranged corresponding to the inside of the sealing chamber 12, and the radius of the sealing ball 15 is consistent with that of the sealing chamber 12.

The valve core control mechanism 5 comprises an outer support frame 501, a sealing limiting groove 502 is fixedly connected to the middle position of the bottom of the outer support frame 501, a valve core 503 penetrates through and is connected with the inside of the sealing limiting groove 502 in a sliding mode, the valve core 503 is arranged corresponding to a sealing limiting block 7, an adjusting screw rod 504 is fixedly connected to the axis of the top end of the valve core 503, an adjusting sleeve rod 505 is rotatably connected to the top of the outer support frame 501, the bottom end of the inside of the adjusting sleeve rod 505 is sleeved with the outside of the adjusting screw rod 504 and is in threaded connection with the outside of the adjusting screw rod, a protective cover 506 is fixedly connected to the top end of the outside of the outer support frame 501, a driving motor 507 is fixedly connected to the top end of the protective cover 506, the. And controlling a driving motor 507 to work, wherein the driving motor 507 drives an adjusting sleeve rod 505 to be in threaded transmission with an adjusting screw rod 504, so that the valve core 503 moves in the vertical direction, and when the valve core 503 is completely matched with the bottom of the sealing limiting block 7, the hydraulic control valve is in a closed state.

The display screen 508 is electrically connected to the flow monitor 11. The flow monitor 11 detects the flow rate at which the liquid is discharged, and displays the flow rate information on the display screen 508.

The surface of the filter tank 8 is evenly provided with holes with even size.

When the valve is used, liquid enters from the liquid inlet through pipe 2 and enters the valve body 1, then sequentially passes through the filter tank 8 and the valve core guide groove 6 and is finally discharged from the valve core guide groove 3, the filter tank 8 filters large-particle impurities in the liquid, the inner walls of the valve core guide groove 6 and the filter tank 8 are arranged in the vertical direction, so that the erosion corrosion of high-speed liquid can be reduced, the flow monitor 11 detects the flow rate of the discharged liquid and displays the flow rate information on the display screen 508, the driving motor 507 is controlled to work, the driving motor 507 drives the adjusting sleeve rod 505 to be in threaded transmission with the adjusting screw rod 504 to realize the movement of the valve core 503 in the vertical direction, when the valve core 503 is completely matched with the bottom of the sealing limiting block 7, the hydraulic control valve is in a closed state, the opening above the valve core guide groove 6 can block the outflow of the impurities, and simultaneously plays a role, the erosion corrosion of liquid to the inner walls of the sealing limiting block 7 and the valve core guide groove 6 is reduced; when the hydraulic control valve has power failure or faults, the hand wheel shaft 14 can be manually rotated, and the hand wheel shaft 14 drives the sealing ball 15 to rotate, so that the hydraulic control valve is closed and adjusted; when valve body 1 is inside to pile up a large amount of sediment impurity, control case control mechanism 5 closes the hydraulic control valve, and sealed ball 15 is in the open mode this moment, opens slag discharge valve 10 simultaneously, and under the drive of high-speed liquid, stirring fan piece 9 rotates to can break away from valve body 1 with the stirring of sediment impurity around the stirring fan piece 9, pass through the filtration of filter tank 8 again, impurity follows liquid and discharges from slag discharge valve 10, realizes the clearance of hydraulic control valve.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

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 an integrated servo control's hydraulic control valve, includes valve body (1), the fixed intercommunication in left side of valve body (1) has feed liquor siphunculus (2), the fixed intercommunication in right side of valve body (1) has a liquid siphunculus (3), its characterized in that: a valve seat (4) is fixedly connected at the middle position inside the valve body (1), a valve core control mechanism (5) is fixedly connected at the middle position of the top end of the valve body (1), a valve core guiding groove (6) is fixedly connected at the middle position of the valve seat (4), the output end of the valve core control mechanism (5) is correspondingly arranged with the inside of the valve core guiding groove (6), a sealing limiting block (7) is fixedly connected in the valve core guiding groove (6) and at a position close to the lower part, a filter tank (8) is fixedly connected at the middle position of the bottom end in the valve body (1), the top end of the filter tank (8) is communicated with the valve core guide groove (6), the bottom end in the valve body (1) and the left side and the right side of the filter tank (8) are fixedly connected with stirring fan blades (9), and a slag discharge valve (10) is fixedly communicated with the right side of the bottom end in the valve body (1) and the left side of the valve seat (4).

2. An integrated servo controlled pilot operated valve according to claim 1 wherein: the outer surface of the valve core guide groove (6) and the position close to the upper side are provided with openings, the sealing limiting block (7) is located below the openings, and the sizes of the openings on the surface of the valve core guide groove (6) are sequentially increased from bottom to top.

3. An integrated servo controlled pilot operated valve according to claim 1 wherein: the top end of the inside of the liquid outlet pipe (3) is fixedly connected with a flow monitor (11).

4. An integrated servo controlled pilot operated valve according to claim 1 wherein: the inside fixedly connected with seal chamber (12) of feed liquor siphunculus (2), the top fixedly connected with seal bearing (13) of feed liquor siphunculus (2), seal bearing (13) inside runs through and rotates and is connected with hand wheel axle (14), hand wheel axle (14) extend to one section fixedly connected with sealing ball (15) of seal chamber (12) inside.

5. An integrated servo controlled pilot operated valve according to claim 4 wherein: the sealing ball (15) is arranged corresponding to the inside of the sealing chamber (12), and the radius of the sealing ball (15) is consistent with that of the sealing chamber (12).

6. An integrated servo controlled pilot operated valve according to claim 3 wherein: the valve core control mechanism (5) comprises an outer support frame (501), a sealing limiting groove (502) is fixedly connected to the middle position of the bottom of the outer support frame (501), a valve core (503) penetrates through and is slidably connected to the inside of the sealing limiting groove (502), the valve core (503) and a sealing limiting block (7) are correspondingly arranged, an adjusting screw rod (504) is fixedly connected to the axis of the top end of the valve core (503), an adjusting sleeve rod (505) is rotatably connected to the top of the outer support frame (501), the bottom end of the inside of the adjusting sleeve rod (505) is sleeved and threaded with the outside of the adjusting screw rod (504), a protective cover (506) is fixedly connected to the top end of the outside of the outer support frame (501), a driving motor (507) is fixedly connected to the top end of the protective cover (506), and the output end of the driving motor (507) is fixedly connected with the adjusting sleeve rod, the right side of the outer part of the protective cover (506) is fixedly connected with a display screen (508).

7. An integrated servo controlled pilot operated valve according to claim 6 wherein: the display screen (508) is electrically connected with the flow monitor (11).

8. An integrated servo controlled pilot operated valve according to claim 1 wherein: holes with uniform sizes are uniformly formed in the surface of the filter tank (8).