CN110486344B - Integral single-valve-rod high-pressure multi-way reversing seat valve - Google Patents
Integral single-valve-rod high-pressure multi-way reversing seat valve Download PDFInfo
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- CN110486344B CN110486344B CN201910708667.XA CN201910708667A CN110486344B CN 110486344 B CN110486344 B CN 110486344B CN 201910708667 A CN201910708667 A CN 201910708667A CN 110486344 B CN110486344 B CN 110486344B
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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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Abstract
The invention belongs to the field of reversing seat valves, in particular to an integral single-valve-rod high-pressure multi-way reversing seat valve, which aims at solving the problems that an operating handle in the existing integral single-valve-rod high-pressure multi-way reversing seat valve is inconvenient to fold, and the erected operating handle occupies larger space and is inconvenient to transport and carry, the invention provides a scheme that the integral single-valve-rod high-pressure multi-way reversing seat valve comprises a valve body, a valve rod is arranged on one side of the valve body, a connecting rod is rotatably arranged on the valve rod, a rotating block is rotatably arranged at the top of the connecting rod, a supporting rod is fixedly arranged at the top of the rotating block, a groove is formed in the top of the supporting rod, a sliding rod is slidably arranged in the groove, an operating handle is fixedly arranged at the top of the sliding rod, and the bottom of the operating handle is contacted with the top of the supporting rod, simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of reversing seat valves, in particular to an integral single-valve-stem high-pressure multi-way reversing seat valve.
Background
The reversing valve is a directional control valve with more than two flow forms and more than two oil ports, is a valve for realizing communication, cutting off and reversing of hydraulic oil flow, pressure unloading and sequential action control, and is a directional control valve depending on relative movement of a valve core and a valve body. The valve has two types, namely a rotary valve type and a slide valve type, and is divided into two-position, three-position and the like according to the number of working positions of the valve core staying in the valve body; the oil way connected with the valve body is divided into a two-way, a three-way, a four-way, a six-way and the like; the movement modes of the operation valve core are manual, motor, electric, hydraulic, electrohydraulic and the like.
Through retrieval, patent document with application number 201020169501.X discloses an integral single-valve-rod high-pressure multi-way reversing seat valve, which is composed of: the oil inlet and outlet device comprises a transposition positioning mechanism, a front oil return ring way, a left oil groove, a right oil groove, an oil inlet ring way, a rear oil return ring way, a sliding positioning mechanism, a first oil inlet and outlet, a second oil inlet and outlet, a third oil inlet and outlet, a fourth oil inlet and outlet, a fifth oil inlet and outlet, a sixth oil inlet and outlet, a spring, a one-way valve core, a valve seat, a hydraulic control plunger, a valve body, a valve rod, an operating handle, an oil. The valve rod is installed on the valve body, the second oil inlet and outlet, the fourth oil inlet and outlet, the fifth oil inlet and outlet, the front oil return ring, the rear oil return ring and the oil inlet ring are respectively arranged on the valve body, the valve rod is provided with a left oil groove and a right oil groove, the first oil inlet and outlet, the third oil inlet and outlet and the sixth oil inlet and outlet are respectively provided with a spring, a one-way valve core, a valve seat and a hydraulic control plunger, and a safety valve assembly is arranged between the oil inlet and the oil return port. The product has compact structure, light weight and simple and convenient operation, and each path can realize double-acting loops and the valve seat structure can realize zero leakage.
However, the operating handle in the integral single-valve-stem high-pressure multi-way reversing seat valve is inconvenient to fold, and the erected operating handle occupies a large space and is inconvenient to transport and carry, so that the integral single-valve-stem high-pressure multi-way reversing seat valve is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the defects that an operating handle in an integral single-valve-rod high-pressure multi-way reversing seat valve is inconvenient to fold, and an erected operating handle occupies a large space and is inconvenient to transport and carry in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
an integral single-valve-rod high-pressure multi-path reversing seat valve comprises a valve body, wherein a valve rod is arranged on one side of the valve body, a connecting rod is rotatably arranged on the valve rod, a rotating block is rotatably arranged at the top of the connecting rod, a supporting rod is fixedly arranged at the top of the rotating block, a groove is formed in the top of the supporting rod, a sliding rod is slidably arranged in the groove, an operating handle is fixedly arranged at the top of the sliding rod, the bottom of the operating handle is in contact with the top of the supporting rod, mounting grooves are formed in two sides of the sliding rod, clamping teeth are fixedly arranged on the inner wall of one side, close to each other, of the two mounting grooves, two sliding holes are formed in the supporting rod, a first trapezoidal block is slidably arranged in each sliding hole, a triangular block is fixedly arranged on one side, close to each other, the two triangular blocks are, second trapezoidal blocks are respectively arranged in the two connecting holes in a sliding way, the inclined planes of the two first trapezoidal blocks are respectively connected with the inclined planes of the two second trapezoidal blocks in a sliding way, one end of a vertical rod is fixedly arranged at the bottom of each second trapezoidal block, the supporting rod is provided with a cavity positioned below the groove, the two connecting holes are communicated with the cavity, a sliding plate is arranged in the cavity in a sliding manner, the top of the sliding plate is welded with the bottoms of the two vertical rods, a moving groove with an opening at the bottom is arranged on one side of the rotating block, a moving plate is arranged in the moving groove in a sliding manner, the bottom of bracing piece has seted up the rotation hole, rotates downthehole rotation and installs the threaded rod, threaded rod and slide and movable plate threaded connection, and slide and movable plate have seted up first screw hole and second screw hole respectively, and the screw thread of first screw hole and second screw hole revolves to opposite, threaded rod and first screw hole and second screw hole threaded connection.
Preferably, extrusion grooves have all been seted up on the top inner wall of two slide holes, and the equal fixed mounting in top of two first trapezoidal blocks has the extrusion piece, two extrusion pieces respectively with the lateral wall sliding connection in two extrusion grooves.
Preferably, the one side that two extrusion pieces kept away from each other is the one end of first spring of equal fixed mounting, and the other end of two first springs welds with the one side inner wall in two extrusion grooves respectively mutually.
Preferably, a rectangular groove with an opening at the bottom is formed in one side of the moving plate, a rectangular block is slidably mounted in the rectangular groove, one end of a cross rod is fixedly mounted on one side of the rectangular block, a pulling plate is fixedly mounted on the other end of the cross rod, and one side of the pulling plate is in contact with one side of the rotating block.
Preferably, fixed mounting has solid fixed ring in the rectangular channel, horizontal pole and solid fixed ring's inner wall sliding connection, and solid fixed ring's one side fixed mounting has the one end of second spring, and the other end of second spring welds mutually with one side of rectangular block.
Preferably, the bottom of the rectangular block is fixedly provided with a fixed block, one side of the fixed block is fixedly provided with a clamping block, the top of the connecting rod is provided with a fixed groove, the fixed block is positioned in the fixed groove, the inner wall of one side of the fixed groove is provided with a clamping groove, and the clamping block is clamped with the clamping groove.
Preferably, a guide groove is formed in the inner wall of one side of the rectangular groove, a guide rod is fixedly mounted on one side of the rectangular block, and the guide rod is connected with the side wall of the guide groove in a sliding mode.
Preferably, two limiting grooves are formed in the side wall of the groove, two limiting blocks are fixedly mounted on the outer side of the sliding rod, and the two limiting blocks are respectively in sliding connection with the side walls of the two limiting grooves.
Preferably, the inner walls of the two sides of the cavity are provided with limit grooves, the two sides of the sliding plate are fixedly provided with limit blocks, and the limit blocks are connected with the side walls of the limit grooves in a sliding mode.
Preferably, a sliding groove is formed in the inner wall of one side of the moving groove, a sliding block is arranged in the sliding groove in a sliding mode, one side of the sliding block is welded with one side of the moving plate, a limiting rod is fixedly arranged in the sliding groove, and the sliding block is connected with the limiting rod in a sliding mode.
Compared with the prior art, the invention has the beneficial effects that:
(1) when the scheme is used, the fixed block drives the clamping block to move out of the clamping groove;
(2) according to the scheme, the pull plate pulls the movable plate to move upwards, and the movement of the movable plate enables the threaded rod to rotate and the sliding plate to move downwards;
(3) according to the scheme, the sliding plate drives the two vertical rods to move downwards, and at the moment, the two first springs are released from the stretching state, so that the two triangular blocks are separated from the two clamping teeth;
(4) according to the scheme, the operating handle is pressed downwards, the sliding rod is completely retracted into the groove, and the rotating block drives the supporting rod and the operating handle to turn and fold, so that the occupied space is reduced, and the carrying is convenient;
(5) according to the scheme, the two triangular blocks are clamped at different positions of the two clamping teeth, so that the length of the operating handle can be adjusted;
(6) the folding type folding chair is convenient for turning and folding the support rod and the operating handle, occupies less space, is convenient to carry, can adjust the length of the operating handle, and is simple in structure and convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of an integral single-valve-stem high-pressure multi-way reversing seat valve provided by the invention;
FIG. 2 is a schematic structural diagram of part A of the integral single-valve-stem high-pressure multi-way reversing seat valve provided by the invention;
FIG. 3 is a schematic structural diagram of a portion B of the integral single-valve-stem high-pressure multi-way reversing seat valve provided by the invention;
FIG. 4 is a schematic structural diagram of a portion C of the integral single-stem high-pressure multi-way reversing seat valve provided by the invention;
FIG. 5 is a schematic perspective view of a connection between a first trapezoid block and a triangle block of the integral single-valve-stem high-pressure multi-path reversing seat valve provided by the invention;
fig. 6 is a schematic top view of the connection between the support rod and the sliding rod of the integral single-valve-rod high-pressure multi-way reversing seat valve according to the present invention.
In the figure: 1 valve body, 2 valve rods, 3 connecting rods, 4 rotating blocks, 5 supporting rods, 6 operating handles, 7 grooves, 8 sliding rods, 9 mounting grooves, 10 clamping teeth, 11 sliding holes, 12 first trapezoidal blocks, 13 triangular blocks, 14 extruding grooves, 15 extruding blocks, 16 first springs, 17 connecting holes, 18 second trapezoidal blocks, 19 vertical rods, 20 cavities, 21 sliding plates, 22 threaded rods, 23 moving grooves, 24 moving plates, 25 pulling plates, 26 rectangular grooves, 27 rectangular blocks, 28 cross rods, 29 fixing rings, 30 second springs, 31 fixing blocks, 32 clamping blocks, 33 clamping grooves, 34 fixing grooves, 35 limiting grooves, 36 limiting blocks, 37 first threaded holes, 38 second threaded holes, 39 rotating holes, 40 guide grooves and 41 guide rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-6, an integral single-valve-rod high-pressure multi-way reversing seat valve comprises a valve body 1, a valve rod 2 is arranged on one side of the valve body 1, a connecting rod 3 is rotatably arranged on the valve rod 2, a rotating block 4 is rotatably arranged on the top of the connecting rod 3, a supporting rod 5 is fixedly arranged on the top of the rotating block 4, a groove 7 is formed in the top of the supporting rod 5, a sliding rod 8 is slidably arranged in the groove 7, an operating handle 6 is fixedly arranged on the top of the sliding rod 8, the bottom of the operating handle 6 is contacted with the top of the supporting rod 5, mounting grooves 9 are respectively formed in both sides of the sliding rod 8, a latch 10 is fixedly arranged on the inner wall of one side, close to each other, of the two mounting grooves 9, two sliding holes 11 are formed in the supporting rod 5, first trapezoidal blocks 12 are slidably arranged in the two, two triangular blocks 13 are respectively matched with two latch teeth 10, the inner walls of the bottoms of two sliding holes 11 are respectively provided with a connecting hole 17, a second trapezoidal block 18 is respectively and slidably mounted in the two connecting holes 17, the inclined surfaces of two first trapezoidal blocks 12 are respectively and slidably connected with the inclined surfaces of two second trapezoidal blocks 18, the bottoms of the two second trapezoidal blocks 18 are respectively and fixedly provided with one end of a vertical rod 19, a cavity 20 positioned below the groove 7 is arranged on the supporting rod 5, the two connecting holes 17 are respectively communicated with the cavity 20, a sliding plate 21 is slidably mounted in the cavity 20, the top of the sliding plate 21 is welded with the bottoms of the two vertical rods 19, one side of a rotating block 4 is provided with a moving groove 23 with an opening at the bottom, a moving plate 24 is slidably mounted in the moving groove 23, the bottom of the supporting rod 5 is provided with a rotating hole 39, a threaded rod 22 is rotatably mounted in the, the slide plate 21 and the moving plate 24 are respectively provided with a first threaded hole 37 and a second threaded hole 38, the thread directions of the first threaded hole 37 and the second threaded hole 38 are opposite, and the threaded rod 22 is in threaded connection with the first threaded hole 37 and the second threaded hole 38.
In this embodiment, extrusion groove 14 has all been seted up on the top inner wall of two slide opening 11, and the equal fixed mounting in top of two first trapezoidal pieces 12 has extrusion piece 15, and two extrusion pieces 15 respectively with the lateral wall sliding connection in two extrusion grooves 14, can drive two first trapezoidal pieces 12 through two extrusion pieces 15 and remove.
In this embodiment, the equal fixed mounting in one side that two extrusion pieces 15 kept away from each other has the one end of first spring 16, and the other end of two first springs 16 welds with one side inner wall of two extrusion grooves 14 respectively mutually, relieves tensile state through two first springs 16, and two first springs 16 drive two extrusion pieces 15 and remove.
In this embodiment, one side of the moving plate 24 is provided with a rectangular groove 26 with an opening at the bottom, a rectangular block 27 is slidably mounted in the rectangular groove 26, one side of the rectangular block 27 is fixedly mounted with one end of a cross rod 28, the other end of the cross rod 28 is fixedly mounted with a pulling plate 25, one side of the pulling plate 25 is in contact with one side of the rotating block 4, the pulling plate 25 drives the rectangular block 27 to move through the cross rod 28, the rectangular block 27 drives the fixing block 31 to move, and the fixing block 31 drives the clamping block 32 to move out of the clamping groove 33.
In this embodiment, a fixing ring 29 is fixedly installed in the rectangular groove 26, the cross bar 28 is slidably connected to an inner wall of the fixing ring 29, one end of a second spring 30 is fixedly installed on one side of the fixing ring 29, the other end of the second spring 30 is welded to one side of the rectangular block 27, and the rectangular block 27 can be reset when not subjected to external force through the second spring 30.
In this embodiment, the bottom of the rectangular block 27 is fixedly mounted with a fixing block 31, one side of the fixing block 31 is fixedly mounted with a clamping block 32, the top of the connecting rod 3 is provided with a fixing groove 34, the fixing block 31 is located in the fixing groove 34, a clamping groove 33 is formed in the inner wall of one side of the fixing groove 34, the clamping block 32 is clamped with the clamping groove 33, and when the clamping block 32 is clamped in the clamping groove 33, the rotating block 4 can be fixed.
In this embodiment, a guide groove 40 is formed on an inner wall of one side of the rectangular groove 26, a guide rod 41 is fixedly mounted on one side of the rectangular block 27, and the guide rod 41 is slidably connected with a side wall of the guide groove 40, so that the rectangular block 27 can only slide horizontally.
In this embodiment, two limiting grooves 35 are opened on the side wall of the groove 7, two limiting blocks 36 are fixedly installed on the outer side of the sliding rod 8, and the two limiting blocks 36 are respectively connected with the side walls of the two limiting grooves 35 in a sliding manner, so that the sliding rod 8 can only slide up and down.
In this embodiment, the limiting groove has all been seted up on the both sides inner wall of cavity 20, and the equal fixed mounting in both sides of slide 21 has the stopper, and the lateral wall sliding connection of stopper and limiting groove makes slide 21 can only slide from top to bottom.
In this embodiment, a sliding groove is formed on an inner wall of one side of the moving groove 23, a sliding block is slidably mounted in the sliding groove, one side of the sliding block is welded to one side of the moving plate 24, a limiting rod is fixedly mounted in the sliding groove, and the sliding block is slidably connected with the limiting rod, so that the moving plate 24 can only slide up and down without deviation.
Example two
Referring to fig. 1-6, an integral single-valve-rod high-pressure multi-way reversing seat valve comprises a valve body 1, a valve rod 2 is arranged on one side of the valve body 1, a connecting rod 3 is rotatably arranged on the valve rod 2, a rotating block 4 is rotatably arranged on the top of the connecting rod 3, a supporting rod 5 is fixedly arranged on the top of the rotating block 4 through welding, a groove 7 is formed in the top of the supporting rod 5, a sliding rod 8 is slidably arranged in the groove 7, an operating handle 6 is fixedly arranged on the top of the sliding rod 8 through welding, the bottom of the operating handle 6 is in contact with the top of the supporting rod 5, mounting grooves 9 are formed in both sides of the sliding rod 8, a latch 10 is fixedly arranged on the inner wall of one side, close to each other, of the two mounting grooves 9, two sliding holes 11 are formed in the supporting rod 5, first trapezoidal blocks 12 are slidably arranged in the two sliding holes 11, and, the two triangular blocks 13 are respectively matched with the two latch teeth 10, the inner walls of the bottoms of the two sliding holes 11 are respectively provided with a connecting hole 17, the two connecting holes 17 are respectively and slidably provided with a second trapezoidal block 18, the inclined planes of the two first trapezoidal blocks 12 are respectively and slidably connected with the inclined planes of the two second trapezoidal blocks 18, the bottoms of the two second trapezoidal blocks 18 are respectively fixedly provided with one end of a vertical rod 19 by welding, the supporting rod 5 is provided with a cavity 20 positioned below the groove 7, the two connecting holes 17 are both communicated with the cavity 20, the cavity 20 is slidably provided with a sliding plate 21, the top of the sliding plate 21 is welded with the bottoms of the two vertical rods 19, one side of the rotating block 4 is provided with a moving groove 23 with an opening at the bottom, the moving groove 23 is slidably provided with a 24, the bottom of the supporting rod 5 is provided with a rotating hole 39, a threaded rod 22 is rotatably arranged, the slide plate 21 and the moving plate 24 are respectively provided with a first threaded hole 37 and a second threaded hole 38, the thread directions of the first threaded hole 37 and the second threaded hole 38 are opposite, and the threaded rod 22 is in threaded connection with the first threaded hole 37 and the second threaded hole 38.
In this embodiment, extrusion groove 14 has all been seted up on the top inner wall of two slide holes 11, and extrusion block 15 is all installed through welded fastening in the top of two first trapezoidal pieces 12, and two extrusion blocks 15 respectively with the lateral wall sliding connection in two extrusion grooves 14, can drive two first trapezoidal pieces 12 through two extrusion blocks 15 and remove.
In this embodiment, the one side that two extrusion pieces 15 kept away from each other all has the one end of first spring 16 through welded fastening, and the other end of two first springs 16 welds with one side inner wall of two extrusion grooves 14 respectively, relieves tensile state through two first springs 16, and two first springs 16 drive two extrusion pieces 15 and remove.
In this embodiment, one side of the moving plate 24 is provided with a rectangular groove 26 with an opening at the bottom, a rectangular block 27 is slidably mounted in the rectangular groove 26, one side of the rectangular block 27 is provided with one end of a cross rod 28 through welding and fixing, the other end of the cross rod 28 is provided with a pulling plate 25 through welding and fixing, one side of the pulling plate 25 is in contact with one side of the rotating block 4, the pulling plate 25 drives the rectangular block 27 to move through the cross rod 28, the rectangular block 27 drives the fixing block 31 to move, and the fixing block 31 drives the clamping block 32 to move out of the clamping.
In this embodiment, a fixing ring 29 is fixedly welded in the rectangular groove 26, the cross bar 28 is slidably connected to an inner wall of the fixing ring 29, one side of the fixing ring 29 is fixedly welded with one end of a second spring 30, the other end of the second spring 30 is welded to one side of the rectangular block 27, and the rectangular block 27 can be reset when not subjected to external force through the second spring 30.
In this embodiment, the bottom of rectangular block 27 is provided with fixed block 31 through welded fastening, one side of fixed block 31 is provided with fixture block 32 through welded fastening, fixing groove 34 has been seted up at the top of connecting rod 3, fixed block 31 is located fixing groove 34, draw-in groove 33 has been seted up on one side inner wall of fixing groove 34, fixture block 32 clamps with draw-in groove 33 mutually, when fixture block 32 clamps in draw-in groove 33, can fix rotor block 4 and fix.
In this embodiment, a guide groove 40 is formed in the inner wall of one side of the rectangular groove 26, a guide rod 41 is fixedly welded to one side of the rectangular block 27, and the guide rod 41 is slidably connected with the side wall of the guide groove 40, so that the rectangular block 27 can only slide horizontally.
In this embodiment, two limiting grooves 35 are opened on the side wall of the groove 7, two limiting blocks 36 are fixedly installed on the outer side of the sliding rod 8 through welding, and the two limiting blocks 36 are respectively connected with the side walls of the two limiting grooves 35 in a sliding manner, so that the sliding rod 8 can only slide up and down.
In this embodiment, all seted up the spacing groove on the both sides inner wall of cavity 20, the both sides of slide 21 all have the stopper through welded fastening installation, the lateral wall sliding connection of stopper and spacing groove makes slide 21 can only slide from top to bottom.
In this embodiment, a sliding groove is formed in an inner wall of one side of the moving groove 23, a slider is slidably mounted in the sliding groove, one side of the slider is welded to one side of the moving plate 24, a limiting rod is fixedly mounted in the sliding groove by welding, and the slider is slidably connected with the limiting rod, so that the moving plate 24 can only slide up and down without deviation.
In the embodiment, in use, the pulling plate 25 is pulled to move rightwards, the pulling plate 25 drives the rectangular block 27 to move through the cross rod 28, the rectangular block 27 drives the fixed block 31 to move, the fixed block 31 drives the fixture block 32 to move out of the clamping groove 33, the moving plate 24 is pulled to move upwards through the pulling plate 25, the moving plate 24 moves to enable the threaded rod 22 to rotate, because the thread turning directions of the first threaded hole 37 and the second threaded hole 38 are opposite, the rotation of the threaded rod 22 enables the sliding plate 21 to move downwards, the two vertical rods 19 are driven to move downwards through the sliding plate 21, the two vertical rods 19 drive the two second trapezoidal blocks 18 to move downwards, the two second trapezoidal blocks 18 relieve the extrusion on the two first trapezoidal blocks 12, at the moment, the two first springs 16 relieve the stretching state, the two first springs 16 drive the two extrusion blocks 15 to move, the two extrusion blocks 15 drive the two first trapezoidal blocks 12 to move, the two first trapezoidal blocks 12 drive, make two triangle blocks 13 break away from two latch 10, press operating handle 6 downwards, operating handle 6 drives slide bar 8 and slides downwards in recess 7, in receiving slide bar 8 recess 7 completely, then rotates turning block 4, and turning block 4 drives bracing piece 5 and operating handle 6 upset folding, reduces occupation space, portable.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. An integral single-valve-rod high-pressure multi-way reversing seat valve comprises a valve body (1) and is characterized in that a valve rod (2) is arranged on one side of the valve body (1), a connecting rod (3) is rotatably mounted on the valve rod (2), a rotating block (4) is rotatably mounted at the top of the connecting rod (3), a supporting rod (5) is fixedly mounted at the top of the rotating block (4), a groove (7) is formed in the top of the supporting rod (5), a sliding rod (8) is slidably mounted in the groove (7), an operating handle (6) is fixedly mounted at the top of the sliding rod (8), the bottom of the operating handle (6) is in contact with the top of the supporting rod (5), mounting grooves (9) are formed in two sides of the sliding rod (8), clamping teeth (10) are fixedly mounted on the inner wall of one side, close to each other, of the two mounting grooves (9), and, first trapezoidal blocks (12) are slidably mounted in the two sliding holes (11), triangular blocks (13) are fixedly mounted on one sides, close to each other, of the two first trapezoidal blocks (12), the two triangular blocks (13) are respectively matched with the two clamping teeth (10), connecting holes (17) are formed in the inner walls of the bottoms of the two sliding holes (11), second trapezoidal blocks (18) are slidably mounted in the two connecting holes (17), inclined planes of the two first trapezoidal blocks (12) are respectively slidably connected with inclined planes of the two second trapezoidal blocks (18), one ends of vertical rods (19) are fixedly mounted at the bottoms of the two second trapezoidal blocks (18), a cavity (20) located below the groove (7) is formed in the supporting rod (5), the two connecting holes (17) are respectively communicated with the cavity (20), a sliding plate (21) is slidably mounted in the cavity (20), and the top of the sliding plate (21) is welded with the bottoms of the two vertical rods (19), the bottom is seted up to one side of turning block (4) and is open-ended shifting chute (23), and slidable mounting has movable plate (24) in shifting chute (23), rotation hole (39) have been seted up to the bottom of bracing piece (5), and threaded rod (22) are installed to rotation hole (39) internal rotation, and threaded rod (22) and slide (21) and movable plate (24) threaded connection, first screw hole (37) and second screw hole (38) have been seted up respectively in slide (21) and movable plate (24), and the screw thread of first screw hole (37) and second screw hole (38) revolves to opposite direction, and threaded rod (22) and first screw hole (37) and second screw hole (38) threaded connection.
2. The integral single-valve-rod high-pressure multi-way reversing seat valve according to claim 1, wherein extrusion grooves (14) are formed in the inner walls of the tops of the two sliding holes (11), extrusion blocks (15) are fixedly mounted on the tops of the two first trapezoidal blocks (12), and the two extrusion blocks (15) are respectively in sliding connection with the side walls of the two extrusion grooves (14).
3. The integral single-valve-stem high-pressure multi-way reversing seat valve according to claim 2, characterized in that one ends of the first springs (16) are fixedly arranged on the sides, away from each other, of the two extrusion blocks (15), and the other ends of the two first springs (16) are respectively welded with the inner wall of one side of the two extrusion grooves (14).
4. The integral single-valve-rod high-pressure multi-way reversing seat valve according to claim 1, wherein a rectangular groove (26) with an opening at the bottom is formed in one side of the moving plate (24), a rectangular block (27) is slidably mounted in the rectangular groove (26), one end of a cross rod (28) is fixedly mounted on one side of the rectangular block (27), a pulling plate (25) is fixedly mounted on the other end of the cross rod (28), and one side of the pulling plate (25) is in contact with one side of the rotating block (4).
5. The integral single-valve-stem high-pressure multi-way reversing seat valve according to claim 4, characterized in that a fixed ring (29) is fixedly arranged in the rectangular groove (26), the cross rod (28) is connected with the inner wall of the fixed ring (29) in a sliding manner, one side of the fixed ring (29) is fixedly provided with one end of a second spring (30), and the other end of the second spring (30) is welded with one side of the rectangular block (27).
6. The integral single-valve-stem high-pressure multi-way reversing seat valve according to claim 4, wherein a fixing block (31) is fixedly installed at the bottom of the rectangular block (27), a clamping block (32) is fixedly installed at one side of the fixing block (31), a fixing groove (34) is formed in the top of the connecting rod (3), the fixing block (31) is located in the fixing groove (34), a clamping groove (33) is formed in the inner wall of one side of the fixing groove (34), and the clamping block (32) is clamped with the clamping groove (33).
7. The integral single-valve-stem high-pressure multi-way reversing seat valve according to claim 4, characterized in that a guide groove (40) is formed in the inner wall of one side of the rectangular groove (26), a guide rod (41) is fixedly mounted on one side of the rectangular block (27), and the guide rod (41) is slidably connected with the side wall of the guide groove (40).
8. The integral single-valve-rod high-pressure multi-way reversing seat valve according to claim 1, wherein the side wall of the groove (7) is provided with two limiting grooves (35), the outer side of the sliding rod (8) is fixedly provided with two limiting blocks (36), and the two limiting blocks (36) are respectively connected with the side walls of the two limiting grooves (35) in a sliding manner.
9. The integral single-valve-rod high-pressure multi-way reversing seat valve according to claim 1, wherein the inner walls of the two sides of the cavity (20) are respectively provided with a limiting groove, the two sides of the sliding plate (21) are respectively and fixedly provided with a limiting block, and the limiting blocks are connected with the side walls of the limiting grooves in a sliding manner.
10. The integral single-valve-rod high-pressure multi-way reversing seat valve according to claim 1, wherein a sliding groove is formed in the inner wall of one side of the moving groove (23), a sliding block is slidably mounted in the sliding groove, one side of the sliding block is welded to one side of the moving plate (24), a limiting rod is fixedly mounted in the sliding groove, and the sliding block is slidably connected with the limiting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708667.XA CN110486344B (en) | 2019-08-01 | 2019-08-01 | Integral single-valve-rod high-pressure multi-way reversing seat valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708667.XA CN110486344B (en) | 2019-08-01 | 2019-08-01 | Integral single-valve-rod high-pressure multi-way reversing seat valve |
Publications (2)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE2158230C3 (en) * | 1971-11-24 | 1974-04-11 | Westinghouse Bremsen- Und Apparatebau Gmbh, 3000 Hannover | Hydraulic control device |
| GB2006928B (en) * | 1977-10-13 | 1982-06-23 | Baker Cac | Valve assemblies |
| CN2476673Y (en) * | 1999-12-07 | 2002-02-13 | 佳木斯液压件厂 | Pressure balance type hydraulic multichannel change valve operated by single bar |
| CN201330763Y (en) * | 2008-11-19 | 2009-10-21 | 林如国 | Multi-channel control valve |
| CN201786789U (en) * | 2010-08-13 | 2011-04-06 | 毛孟其 | Manual multi-position reversing valve |
| CN104976171A (en) * | 2014-04-14 | 2015-10-14 | 周明嵩 | Three-position and three-way hand-operated direction valve |
| CN104265718B (en) * | 2014-09-28 | 2016-04-27 | 贵州宏安制动器科技有限公司 | There is the handle pilot valve of float function |
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Denomination of invention: Integral single stem high-pressure multi-way directional seat valve Effective date of registration: 20210820 Granted publication date: 20200929 Pledgee: Shandong Longkou Rural Commercial Bank Co.,Ltd. Fushan sub branch Pledgor: YANTAI ZHONGYU AEROHYDRAULIC Co.,Ltd. Registration number: Y2021980008091 |
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