CN116696880A - Hydraulic threaded cartridge valve - Google Patents
Hydraulic threaded cartridge valve Download PDFInfo
- Publication number
- CN116696880A CN116696880A CN202310950290.5A CN202310950290A CN116696880A CN 116696880 A CN116696880 A CN 116696880A CN 202310950290 A CN202310950290 A CN 202310950290A CN 116696880 A CN116696880 A CN 116696880A
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- Prior art keywords
- valve
- block
- spring
- plate
- groove
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- 238000001125 extrusion Methods 0.000 claims description 37
- 230000007246 mechanism Effects 0.000 claims description 19
- 238000003466 welding Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 abstract description 43
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 7
- 238000007789 sealing Methods 0.000 description 5
- 230000003247 decreasing effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sliding Valves (AREA)
Abstract
The invention discloses a hydraulic thread cartridge valve, which belongs to the field of cartridge valves and comprises a valve sleeve, wherein a valve core is connected in a sliding manner in the valve sleeve, a second spring is welded at the bottom of the valve core, a plurality of ports A are formed in the valve sleeve corresponding to the stepped surface of the valve core, and a port B is formed in the top of the valve sleeve. Through the injection along with liquid, pressure between case and the second rotor plate increases gradually, liquid drive case moves down, the case removes and moves with connecting rope, realize that the case takes the torsional spring to move down, when case step department leaves from the position of A mouth, the upper half of torsional spring contacts with the second rotor plate, pull the torsional spring downwards again through connecting rope, torsion spring drive second rotor plate takes place to overturn, and the bottom of connecting rope is in the central point of case, conveniently connect the rope to pull the second rotor plate, make more be close to in the right angle between second rotor plate and the removal ring, make things convenient for liquid to leave from the B mouth after getting into the inside of valve pocket.
Description
Technical Field
The invention relates to the field of cartridge valves, in particular to a hydraulic threaded cartridge valve.
Background
The cartridge valve comprises a valve core, a valve sleeve, a spring and a sealing ring. The cartridge valve is widely used in the field of fluid control functions according to different purposes, and the applied elements are an electromagnetic reversing valve, a one-way valve, an overflow valve, a pressure reducing valve, a flow control valve and a sequence valve. Because of the characteristics of universality of the assembly process, the valve hole specification and interchangeability, the cartridge valve can completely realize perfect design and configuration, and is widely applied to various hydraulic machines.
The cartridge valve adopts a control mode of a switch valve to control the position and the pressure of the fully-mechanized mining face bracket group, so that the straightness control precision of the hydraulic bracket group is low, and manual intervention is usually needed for compensation.
The Chinese patent with the publication number of CN109779995A discloses a hydraulic cartridge valve, wherein the outer peripheral surface of a sealing sleeve is coaxially matched with a valve hole of a valve block and a counter bore of a control cover plate, the sealing sleeve is basically consistent with the outer peripheral surface of a valve sleeve, the coaxiality requirement is not increased, and the manufacturing and assembling difficulty is reduced.
The above patent forms coaxial cooperation through the outer peripheral face of seal cover and the valve hole of valve piece, the counter bore of control apron, reduces manufacturing and equipment difficulty, makes liquid push valve core remove in the valve barrel along with the injection of liquid, realizes A mouth and B mouth intercommunication, but along with liquid is direct from A mouth to B mouth (B mouth reaches A mouth), leads to the fluid pressure that the case received to diminish, is difficult to realize that the case will be in the B mouth of valve barrel surface and open completely, leads to liquid velocity of flow and liquid flow to cause the influence.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide the hydraulic threaded cartridge valve, the pressure between the valve core and the second rotating plate is gradually increased along with the injection of liquid, the liquid drives the valve core to move downwards, the valve core moves along with the connecting rope to move, the valve core moves downwards along with the torsion spring, when the step of the valve core leaves from the position of the opening A, the upper half part of the torsion spring contacts with the second rotating plate, the torsion spring is pulled downwards again through the connecting rope, the torsion spring drives the second rotating plate to overturn, the bottom of the connecting rope is positioned at the center of the valve core, the connecting rope is convenient to pull the second rotating plate, the second rotating plate and the moving ring are enabled to approach to a right angle more, and the liquid can conveniently leave from the opening B after reaching the inside of the valve sleeve.
In order to solve the problems, the invention adopts the following technical scheme.
The hydraulic threaded cartridge valve comprises a valve sleeve, wherein a valve core is slidably connected in the valve sleeve, a second spring is welded at the bottom of the valve core, a plurality of ports A are formed in the valve sleeve corresponding to the stepped surface of the valve core, a port B is formed in the top of the valve sleeve, and a driving mechanism is arranged at the top of the valve core in the valve sleeve;
the driving mechanism is used for controlling the pressure intensity between the port B and the port A, and is opened after the pressure intensity reaches a certain degree and used for communicating the port A with the port B;
the driving mechanism comprises a movable ring which is in sliding connection with the valve sleeve, a second rotating plate is connected in the movable ring in a rotating manner, a torsion spring is connected to the right side of the second rotating plate in a sliding manner, the torsion spring consists of an upper half right-angled triangle and a lower half column, and a connecting rope is connected to the bottom of the torsion spring and the middle of the top of the valve core.
Further, the top of second rotor plate is in the recess of seting up of one side of torsional spring, the inside welding of second rotor plate has the torsional spring, the inside welding of torsional spring has the second rotary rod, the both sides of second rotary rod all fixedly connected with slider.
Further, the sliding block is connected to the inside of the valve sleeve in a sliding mode, a second moving groove is formed in the inside of the valve sleeve corresponding to the position of the sliding block, and a third spring welded with the sliding block is arranged in the second moving groove.
Further, the inside sliding connection of second rotary rod has the pole that stretches out, stretch out the pole and all extend to both sides and form the second and extend the piece, the annular channel has been seted up to the inside of slider, the position surface that stretches out the pole and is close to the second rotary rod coats with rubber.
Further, two limiting blocks are integrally formed between the annular groove and the second extending block in the sliding block, the two limiting blocks are cylindrical after being spliced with the second extending block after moving to the second extending block, the groove side of the second moving groove extends to form an extrusion block in the third spring direction, and a through groove is formed in one side, far away from the second rotating rod, of the sliding block.
Further, the outer surface of the valve sleeve is fixedly connected with an annular block, a plurality of selection mechanisms matched with the number of the openings A are arranged in the annular block, and the selection mechanisms comprise rubber rings which are connected in the annular block in a sliding mode.
Further, the right side fixedly connected with tooth groove board of rubber ring to the case, first removal groove has been seted up to the inside corresponding tooth groove board movement track of valve pocket, the inside rotation of A mouth is connected with first rotary rod, the surface fixedly connected with first rotor plate of first rotary rod, first rotary rod and first rotor plate fixed connection.
Further, a gear is welded on one side of the first rotating rod, which is close to the toothed groove plate, and the gear is meshed with the toothed groove plate.
Further, one end of the rubber ring, which is far away from the tooth groove plate, extends to form a first extending block, the first extending block is slidably connected to the valve sleeve and the inside of the annular block, a first spring is welded on one side of the first extending block, and the first spring is in a natural extending state when the opening A is blocked by the first rotating plate.
Further, one side of the rubber ring away from the first rotating plate is fixedly connected with an extrusion ring, the cross section of the extrusion ring is circular, and the extrusion ring is made of elastic rubber.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the scheme, the pressure between the valve core and the second rotating plate is gradually increased along with the injection of liquid, the valve core is driven to move downwards, the valve core moves to move along with the connecting rope, the valve core is realized to move downwards along with the torsion spring, when the step of the valve core leaves from the position of the opening A, the upper half part of the torsion spring is contacted with the second rotating plate, the torsion spring is downwards pulled again through the connecting rope, the torsion spring is driven by the torsion spring to overturn, the bottom of the connecting rope is positioned at the center of the valve core, the second rotating plate is conveniently pulled by the connecting rope, the second rotating plate and the moving ring are enabled to approach a right angle more, the liquid is convenient to leave from the opening B after reaching the inside of the valve sleeve, the pressure of the liquid on the valve core is effectively prevented from gradually decreasing along with the movement of the valve core in the process of reaching the opening B, the step of the valve core is caused to be blocked when the liquid reaches the opening B through the opening A, and the flow rate of the liquid are influenced.
2. When this scheme flows to the A mouth through liquid from the B mouth, liquid extrusion second rotor plate makes the second rotor plate take the direction removal of removal hoop to the case, and the second rotor plate is rotatory under hydraulic pressure's circumstances, makes things convenient for the second rotor plate to extrude the case in rotatory in-process, and the second rotor plate surface has seted up flutedly, makes things convenient for one side of recess to rotate downwards, prevents to connect the rotatory influence that causes of rope to the second rotor plate, makes things convenient for the second rotor plate to the case extrusion, makes the case move downwards, and the case leaves from the A mouth position, prevents that the case from causing velocity of flow and flow to the A mouth of liquid B mouth arrival.
3. According to the scheme, rubber is coated on the surface of the extension rod, the rubber is attached to the inner wall of the second rotating rod, the extension rod is convenient to extrude the air of the second rotating rod, the second extension block is convenient to rotate around the second rotating rod, the extension rod and the second extension block can return to the original positions under the action of air pressure in the second rotating rod, the second extension block can move in the annular groove after moving through the limiting block to the position of the annular groove, the extension rod and the second rotating rod are convenient to rotate in the sliding block, and the second rotating plate can rotate around the second rotating rod, so that the second rotating plate can rotate in the B port through liquid extrusion.
4. According to the scheme, when other pipelines are required to be increased or decreased again, the pipelines are rotated to the opening A in the valve sleeve, the pipelines extrude the extruding ring, so that the gears rotate, the gears rotate conveniently to drive the first rotary rod to rotate, liquid can enter and exit the valve sleeve through the opening A, other pipelines can be increased as required, the device is not required to be replaced, the use is more convenient, and after the pipelines are taken out, the toothed groove plate is convenient to move to drive the gears to rotate, and the opening A is blocked by the first rotary plate again.
5. This scheme is removed through the rubber ring and is taken first extension piece when the inside of valve pocket removes, and first extension piece removes and extrudees first spring, makes first spring extrude the rubber ring all the time, makes laminating between pipeline and the rubber ring inseparabler, and when the rubber ring got back to original position, first spring can be to first extension piece extrusion, makes first extension piece take the rubber ring to get back to original position, does not need the manual work to pull, makes the device use more convenient.
6. When this scheme was extrudeed the rubber ring through the pipeline, the pipeline contacted with the extrusion ring at first, through the deformability of extrusion ring, made the sealed effect between pipeline and the device better, and the extrusion ring is under the extrusion of first spring, and the extrusion ring is contact with the pipeline all the time, and has effectively avoided the rubber ring direct to contact with the pipeline, reduces the pipeline rotatory in-process to the wearing and tearing of rubber ring, causes sealed effect poor, makes the risk that liquid took place to leak.
Drawings
FIG. 1 is a schematic diagram of a cartridge valve according to the present invention;
FIG. 2 is a schematic view of the internal structure of the cartridge valve of the present invention;
FIG. 3 is a top cross-sectional view of the cartridge valve of the present invention;
FIG. 4 is a partial top cross-sectional view of the cartridge valve of the present invention;
FIG. 5 is a partial cross-sectional view of a cartridge valve of the present invention;
FIG. 6 is an enlarged view of portion A of FIG. 5;
FIG. 7 is a schematic view of the internal structure of the slider of the present invention;
FIG. 8 is a side view of a slider of the present invention.
The reference numerals in the figures illustrate:
1. a valve sleeve; 11. a first moving groove; 12. a port A; 13. a second moving groove; 14. extruding a block; 15. a port B; 2. an annular block; 3. a selection mechanism; 31. a rubber ring; 32. a pressing ring; 321. a first extension block; 33. a first rotating plate; 34. a fluted plate; 35. a first rotating lever; 36. a gear; 37. a first spring; 4. a second spring; 5. a driving mechanism; 51. a moving ring; 52. a second rotating plate; 521. a groove; 53. a second rotating lever; 531. an extension rod; 532. a second extension block; 54. a torsion spring; 55. a third spring; 56. a slide block; 561. an annular groove; 562. a limiting block; 563. a through groove; 57. a connecting rope; 6. and a valve core.
Description of the embodiments
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
Referring to fig. 1 to 2 and fig. 5 to 6, a hydraulic threaded cartridge valve comprises a valve sleeve 1, wherein a valve core 6 is slidably connected in the valve sleeve 1, a second spring 4 is welded at the bottom of the valve core 6, a plurality of a ports 12 are formed in the valve sleeve 1 corresponding to the stepped surface of the valve core 6, and a B port 15 is formed in the top of the valve sleeve 1, and the hydraulic threaded cartridge valve is characterized in that: a driving mechanism 5 is arranged in the valve sleeve 1 and positioned at the top of the valve core 6; the driving mechanism 5 is used for controlling the pressure intensity between the port B15 and the port A12, and the driving mechanism 5 is opened after the pressure intensity reaches a certain degree and is used for communicating the port A12 with the port B15; the driving mechanism 5 comprises a moving ring 51 which is in sliding connection with the valve sleeve 1, a second rotating plate 52 is rotatably connected to the inner part of the moving ring 51, a torsion spring 54 is slidingly connected to the right side of the inner part of the second rotating plate 52, the torsion spring 54 is composed of an upper half right triangle and a lower half column, a connecting rope 57 is connected to the bottom of the torsion spring 54 and the middle of the top of the valve core 6, a groove 521 is formed in the top of the second rotating plate 52 and is positioned on one side of the torsion spring 54, a torsion spring 54 is welded to the inner part of the second rotating plate 52, a second rotating rod 53 is welded to the inner part of the torsion spring 54, and sliding blocks 56 are fixedly connected to two sides of the second rotating rod 53.
Through being connected with port A12 and port B15 respectively with the pipeline, when port A12 carries liquid to port B15, liquid passes through port A12 and reaches between case 6 and the second rotor plate 52, along with the injection of liquid, the pressure between case 6 and the second rotor plate 52 increases gradually, liquid drive case 6 moves downwards, case 6 removes with connecting rope 57, realize that case 6 takes torsion spring 54 to move downwards, the cylindricality portion of torsion spring 54 is at the inside of second rotor plate 52, when case 6 step department leaves from the position of port A12, the upper half of torsion spring 54 contacts with second rotor plate 52, pull down torsional spring 54 again through connecting rope 57, torsion spring 54 drive second rotor plate 52 takes place to overturn, and the bottom of connecting rope 57 is in the central point of case 6, conveniently connect rope 57 and pull second rotor plate 52, make between second rotor plate 52 and the removal ring 51 more approximately the right angle, make things convenient for the liquid to leave from port B15 after the inside of valve housing 1, and the process that liquid in port A12 reached port B15 can not receive 6 to hinder at the inside, effectively, the flow rate of liquid in port A12 has avoided the liquid to reach port A12 to cause the flow rate to be influenced by the step A12 through the position of port B12 when the valve core 6 is located in the position of valve case 6, the pressure of valve core 12 is still in the process of leading to the fact the flow to the pressure to the position to the fact to the pressure to be in the step-like to the position of valve case 12, the valve core 12 is reduced.
As shown in fig. 2 and 5 to 6, the sliding block 56 is slidably connected to the inside of the valve sleeve 1, a second moving groove 13 is formed in the inside of the valve sleeve 1 corresponding to the position of the sliding block 56, and a third spring 55 welded with the sliding block 56 is disposed in the inside of the second moving groove 13.
When the liquid flows from the port B15 to the port A12, the liquid extrudes the second rotating plate 52, so that the second rotating plate 52 moves towards the valve core 6 with the moving ring 51, the sliding block 56 moves in the second moving groove 13, the sliding block 56 extrudes the third spring 55, the third spring 55 is in a tightening state from the natural stretching state, the sliding block 56 and the second rotating plate 52 can return to the original positions under the action of the third spring 55, after the sliding block 56 reaches the bottom of the second moving groove 13, the second rotating plate 52 can rotate around the moving ring 51, the second rotating plate 52 rotates under the condition of hydraulic pressure, the second rotating plate 52 is convenient to extrude the valve core 6 in the rotating process, the surface of the second rotating plate 52 is provided with the groove 521, one side of the groove 521 is convenient to rotate downwards, the influence of the connecting rope 57 on the rotation of the second rotating plate 52 is prevented, the valve core 6 is convenient to extrude the valve core 6, the valve core 6 moves downwards, the valve core 6 leaves from the position of the port A12, and the influence of the valve core 6 on the flow rate and the flow rate of the liquid B port 15 reaching the port A12 is prevented.
As shown in fig. 1 to 2 and fig. 5 to 8, the second rotating rod 53 is slidably connected with an extension rod 531, the extension rod 531 extends to two sides to form a second extension block 532, an annular groove 561 is formed in the slider 56, rubber is coated on the surface of the position of the extension rod 531 near the second rotating rod 53, two limiting blocks 562 are integrally formed between the annular groove 561 and the second extension block 532 in the slider 56, the two limiting blocks 562 are cylindrical after being moved to the second extension block 532 and spliced with the second extension block 532, a groove side of the second moving groove 13 extends to the direction of the third spring 55 to form a extrusion block 14, and a through groove 563 is formed in one side of the slider 56 far away from the second rotating rod 53.
Through the internal movement of the sliding block 56 in the second moving groove 13, the extrusion block 14 passes through the through groove 563 on the surface of the sliding block 56, when the extrusion block 14 passes through the through groove 563, the extrusion block 14 extrudes the second extension block 532, the second extension block 532 is extruded and moves in the second rotating rod 53 with the extension rod 531, the surface of the extension rod 531 is coated with rubber, the rubber is attached to the inner wall of the second rotating rod 53, the extension rod 531 is convenient to extrude the air of the second rotating rod 53, after the second extension block 532 is not extruded by the extrusion block 14 any more, the extension rod 531 and the second extension block 532 can return to the original position under the action of the air pressure in the second rotating rod 53, after the second extension block 532 moves through the limiting block 562 to the position of the annular groove 561, the second extension block 532 can move in the annular groove 561, the extension rod 531 and the second rotating rod 53 can rotate in the interior of the sliding block 56, the second rotating rod 52 can rotate around the second rotating rod 53, and the second rotating plate 52 can extrude the liquid in the B port 15.
As shown in fig. 1 to 4, the outer surface of the valve sleeve 1 is fixedly connected with an annular block 2, a plurality of selection mechanisms 3 matched with the number of the ports a 12 are arranged in the annular block 2, each selection mechanism 3 comprises a rubber ring 31 which is slidably connected in the annular block 2, a tooth slot plate 34 is fixedly connected to the right side of the valve core 6 through the rubber ring 31, a first moving groove 11 is formed in the valve sleeve 1 corresponding to the moving track of the tooth slot plate 34, a first rotating rod 35 is rotatably connected to the inner part of the ports a 12, a first rotating plate 33 is fixedly connected to the outer surface of the first rotating rod 35, a gear 36 is welded on one side, close to the tooth slot plate 34, of the first rotating rod 35, and the gear 36 is meshed with the tooth slot plate 34.
When other pipelines are required to be increased or decreased again, the pipelines are extruded to the extrusion ring 32 by rotating the pipelines to the A port 12 in the valve sleeve 1, so that the extrusion ring 32 is convenient to move, the toothed groove plate 34 moves in the first moving groove 11 in the moving process, the toothed groove plate 34 is meshed with the gear 36, when the toothed groove plate 34 passes through the gear 36, the gear 36 is convenient to rotate, the first rotating rod 35 is convenient to rotate, the first rotating rod 33 is convenient to rotate, liquid can enter and exit the valve sleeve 1 through the A port 12 after rotating the first rotating rod 33, other pipelines can be added according to needs, the device is not required to be replaced, the use is more convenient, the rubber ring 31 is pulled after the pipelines are taken out, the rubber ring 31 returns to the original position with the toothed groove plate 34, the toothed groove plate 34 is convenient to move, the A port 12 is blocked again by the first rotating rod 33.
As shown in fig. 1 to 4, the end of the rubber ring 31 away from the gear groove plate 34 extends to form a first extension block 321, the first extension block 321 is slidably connected to the inside of the valve sleeve 1 and the annular block 2, one side of the first extension block 321 is welded with a first spring 37, and the first spring 37 is in a natural extension state when the first rotating plate 33 blocks the a port 12.
When the rubber ring 31 moves and moves in the valve sleeve 1, the first extending block 321 moves to extrude the first spring 37, so that the first spring 37 always extrudes the rubber ring 31, the pipe is tightly attached to the rubber ring 31, and when the rubber ring 31 returns to the original position, the first spring 37 can extrude the first extending block 321, so that the first extending block 321 returns to the original position and does not need to be manually pulled, and the device is more convenient to use.
As shown in fig. 1 to 4, an extrusion ring 32 is fixedly connected to a side of the rubber ring 31 away from the first rotating plate 33, the cross section of the extrusion ring 32 is circular, and the extrusion ring 32 is made of elastic rubber.
When the rubber ring 31 is extruded through the pipeline, the pipeline is firstly contacted with the extrusion ring 32, the sealing effect between the pipeline and the device is better through the deformability of the extrusion ring 32, the extrusion ring 32 is always contacted with the pipeline under the extrusion of the first spring 37, the rubber ring 31 is effectively prevented from being directly contacted with the pipeline, the abrasion to the rubber ring 31 in the rotation process of the pipeline is reduced, the sealing effect is poor, and the leakage risk of liquid is caused.
The using method comprises the following steps: by connecting the pipe to the port a 12 and the port B15, respectively, when the port a 12 delivers the liquid to the port B15, the liquid passes through the port a 12 to between the valve core 6 and the second rotary plate 52, the pressure between the valve core 6 and the second rotary plate 52 increases gradually as the liquid is injected, the liquid drives the valve core 6 to move downward, when the slider 56 reaches the position of the extrusion block 14, the extrusion block 14 extrudes the extrusion rod 531, the extrusion rod 531 can move with the second rotary rod 53 inside the slider 56, the second rotary plate 52 can rotate inside the moving ring 51, the second rotary plate 52 extrudes the valve core 6, the valve core 6 is extruded and moves downward, and when the liquid reaches the port B15 from the port a 12, the liquid is between the valve core 6 and the second rotary plate 52, the valve core 6 moves with the moving ring 51 and the second rotary plate 52 through the connecting rope 57, then the second rotary plate 52 can rotate, the liquid can reach the port a 12 to the port B15, when the pipe is to be increased or decreased again to the other pipe, the pipe is extruded with the extrusion ring 32, the gear 36 is rotated with the extrusion ring 32, and the first rotary plate 33 can rotate with the first rotary plate 33, and the first rotary plate 1 can rotate to come in or go out through the rotary plate 33.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (10)
1. The utility model provides a hydraulic pressure screw thread cartridge valve, includes valve pocket (1), the inside sliding connection of valve pocket (1) has case (6), the bottom welding of case (6) has second spring (4), a plurality of A mouths (12) have been seted up to the inside of valve pocket (1) corresponding case (6) step face department, B mouths (15) have been seted up at the top of valve pocket (1), its characterized in that: a driving mechanism (5) is arranged at the top of the valve core (6) in the valve sleeve (1);
the driving mechanism (5) is used for controlling the pressure intensity between the port B (15) and the port A (12), and the driving mechanism (5) is opened after the pressure intensity reaches a certain degree and is used for communicating the port A (12) with the port B (15);
the driving mechanism (5) comprises a moving ring (51) which is in sliding connection with the valve sleeve (1), a second rotating plate (52) is rotatably connected in the moving ring (51), a torsion spring (54) is slidably connected to the right side in the second rotating plate (52), the torsion spring (54) is composed of an upper half right triangle and a lower half column, and a connecting rope (57) is connected to the bottom of the torsion spring (54) and the middle of the top of the valve core (6).
2. A hydraulic threaded cartridge valve according to claim 1, wherein: the top of second rotor plate (52) is in one side of torsional spring (54) and has seted up recess (521), the inside welding of second rotor plate (52) has torsional spring (54), the inside welding of torsional spring (54) has second rotary rod (53), the both sides of second rotary rod (53) all fixedly connected with slider (56).
3. A hydraulic threaded cartridge valve according to claim 2, wherein: the sliding block (56) is slidably connected to the inside of the valve sleeve (1), a second moving groove (13) is formed in the inside of the valve sleeve (1) corresponding to the position of the sliding block (56), and a third spring (55) welded with the sliding block (56) is arranged in the second moving groove (13).
4. A hydraulic threaded cartridge valve according to claim 3, characterized in that: the inside sliding connection of second rotary rod (53) has extension pole (531), extension pole (531) are all extended to both sides and are formed second extension piece (532), annular channel (561) have been seted up to the inside of slider (56), the position surface that extension pole (531) is close to second rotary rod (53) coats and has rubber.
5. The hydraulic threaded cartridge valve of claim 4, wherein: two limiting blocks (562) are integrally formed between the annular groove (561) and the second extending block (532) in the sliding block (56), the two limiting blocks (562) are cylindrical after being spliced with the second extending block (532) after moving to the second extending block (532), the groove side direction of the second moving groove (13) extends along the direction of the third spring (55) to form an extrusion block (14), and a through groove (563) is formed in one side, far away from the second rotating rod (53), of the sliding block (56).
6. A hydraulic threaded cartridge valve according to claim 1, wherein: the valve pocket (1) is characterized in that an annular block (2) is fixedly connected to the outer surface of the valve pocket (1), a plurality of selection mechanisms (3) matched with the A ports (12) in number are arranged in the annular block (2), and the selection mechanisms (3) comprise rubber rings (31) which are connected to the inside of the annular block (2) in a sliding mode.
7. The hydraulic threaded cartridge valve of claim 6, wherein: the novel valve is characterized in that the rubber ring (31) is fixedly connected with a tooth groove plate (34) to the right side of the valve core (6), a first moving groove (11) is formed in the valve sleeve (1) corresponding to the moving track of the tooth groove plate (34), a first rotating rod (35) is rotatably connected to the inside of the opening A (12), a first rotating plate (33) is fixedly connected to the outer surface of the first rotating rod (35), and the first rotating rod (35) is fixedly connected with the first rotating plate (33).
8. The hydraulic threaded cartridge valve of claim 7, wherein: one side of the first rotating rod (35) close to the toothed groove plate (34) is welded with a gear (36), and the gear (36) is meshed with the toothed groove plate (34).
9. The hydraulic threaded cartridge valve of claim 7, wherein: one end of the rubber ring (31) far away from the tooth groove plate (34) extends to form a first extending block (321), the first extending block (321) is connected to the inside of the valve sleeve (1) and the annular block (2) in a sliding mode, a first spring (37) is welded on one side of the first extending block (321), and the first spring (37) is in a natural extending state when the first rotating plate (33) plugs the opening A (12).
10. The hydraulic threaded cartridge valve of claim 7, wherein: one side of the rubber ring (31) far away from the first rotating plate (33) is fixedly connected with an extrusion ring (32), the cross section of the extrusion ring (32) is circular, and the extrusion ring (32) is made of elastic rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310950290.5A CN116696880A (en) | 2023-07-31 | 2023-07-31 | Hydraulic threaded cartridge valve |
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| CN202310950290.5A CN116696880A (en) | 2023-07-31 | 2023-07-31 | Hydraulic threaded cartridge valve |
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| CN116696880A true CN116696880A (en) | 2023-09-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212585A (en) * | 2023-11-09 | 2023-12-12 | 君海管业(山东)有限公司 | High-pressure quick connector for plastic pipe |
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| JPH0842734A (en) * | 1994-05-25 | 1996-02-16 | Anelva Corp | Main valve |
| JPH10103781A (en) * | 1996-09-30 | 1998-04-21 | Toshiba Electric Appliance Co Ltd | Hot water storage type hot water device |
| KR19990030363U (en) * | 1997-12-30 | 1999-07-26 | 추호석 | Inching valve driving device of forklift |
| CN201081045Y (en) * | 2007-06-13 | 2008-07-02 | 中国国际海运集装箱(集团)股份有限公司 | Valve body control mechanism and tanker vehicle using same |
| US20110262782A1 (en) * | 2010-04-23 | 2011-10-27 | Jianhua Zhu | Battery explosion-proof structure and power battery having the same |
| JP5412621B1 (en) * | 2012-12-03 | 2014-02-12 | 丸一株式会社 | Auxiliary member of remote-controlled drain plug device and repair method of remote-controlled drain plug device using the auxiliary member |
| CN113669315A (en) * | 2021-08-18 | 2021-11-19 | 沈阳北方重矿机械有限公司 | Brand-new coal mine directional drilling machine system integrated valve set |
| CN116447351A (en) * | 2023-06-12 | 2023-07-18 | 四川飞球（集团）有限责任公司 | All-welded forged steel fixed ball valve and use method thereof |
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2023
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4887637A (en) * | 1983-08-22 | 1989-12-19 | Ketner Eugene N | Pressure compensating flow control device |
| JPH0842734A (en) * | 1994-05-25 | 1996-02-16 | Anelva Corp | Main valve |
| JPH10103781A (en) * | 1996-09-30 | 1998-04-21 | Toshiba Electric Appliance Co Ltd | Hot water storage type hot water device |
| KR19990030363U (en) * | 1997-12-30 | 1999-07-26 | 추호석 | Inching valve driving device of forklift |
| CN201081045Y (en) * | 2007-06-13 | 2008-07-02 | 中国国际海运集装箱(集团)股份有限公司 | Valve body control mechanism and tanker vehicle using same |
| US20110262782A1 (en) * | 2010-04-23 | 2011-10-27 | Jianhua Zhu | Battery explosion-proof structure and power battery having the same |
| JP5412621B1 (en) * | 2012-12-03 | 2014-02-12 | 丸一株式会社 | Auxiliary member of remote-controlled drain plug device and repair method of remote-controlled drain plug device using the auxiliary member |
| CN113669315A (en) * | 2021-08-18 | 2021-11-19 | 沈阳北方重矿机械有限公司 | Brand-new coal mine directional drilling machine system integrated valve set |
| CN116447351A (en) * | 2023-06-12 | 2023-07-18 | 四川飞球（集团）有限责任公司 | All-welded forged steel fixed ball valve and use method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117212585A (en) * | 2023-11-09 | 2023-12-12 | 君海管业(山东)有限公司 | High-pressure quick connector for plastic pipe |
| CN117212585B (en) * | 2023-11-09 | 2024-01-26 | 君海管业(山东)有限公司 | High-pressure quick connector for plastic pipe |
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