Adjustable valve and implementation process thereof

Abstract

The invention relates to the technical field of valves, in particular to an adjustable valve and an implementation process thereof.The adjustable valve comprises a valve shell, communicating pipes and a valve body, the valve body is arranged in the valve shell, a water inlet pipe and a water outlet pipe are fixedly connected to the valve shell, and two through holes matched with the communicating pipes are formed in the inner wall of the valve shell; the communicating pipe is provided with a disassembly and assembly structure matched with the valve shell. Two control channels are formed in the valve body and used for communicating the water inlet pipe and the water outlet pipe. A containing hole is formed in the inner wall of the top of the valve shell, a valve deck is rotationally connected into the containing hole, the bottom of the valve deck is fixedly connected with the top of the valve body, and a control locking unit used for controlling the position of the valve body is installed on the valve shell. According to the valve, double control over the valve can be achieved, the reliability of the valve is improved, the valve can still control conveying of fluid in the cleaning process of the valve, normal work of the valve is not affected, and the application range is widened.

Description

Technical Field

[0001] The present invention relates to the field of valve technology, and in particular to an adjustable valve and an implementation process thereof. Background Art

[0002] The valve is an important control part in the fluid conveying system, which can control the flow rate, pressure, flow direction and other aspects of the internal fluid. Through the search of the prior art, it was found that the Chinese patent with the announcement number CN112984136A discloses a valve with a residue discharge mechanism and its implementation method. The residue in the valve seat can be scraped off and discharged into the water outlet channel by a rotating scraper. Under the impact of the water flow, the residue is discharged with the water flow, avoiding the accumulation of residue in the valve seat and causing the gate to stick to the valve seat.

[0003] The inside of the valve can be cleaned without disassembling the valve, which is convenient for later maintenance. However, it is worth considering that the residue discharge mechanism has been located inside the valve. The arrangement of the residue discharge mechanism will affect the delivery of the fluid, and the valve plate needs to be in an open state during the process of the residue discharge mechanism cleaning impurities. The valve can no longer control the delivery of the fluid, which has certain limitations.

[0004] Therefore, in order to solve the above problems, a related facility that better meets the usage requirements is needed. Summary of the invention

[0005] In view of this, the purpose of the present invention is to propose an adjustable valve and its implementation process to solve the problem that the arrangement of the above-mentioned residue discharge mechanism will affect the delivery of the fluid, and the valve can no longer control the delivery of the fluid during the process of the residue discharge mechanism cleaning impurities.

[0006] Based on the above-mentioned purpose, the present invention provides an adjustable valve, including a valve housing, a connecting pipe and a valve body, the valve body is arranged in the valve housing, and an inlet pipe and an outlet pipe are fixedly connected to the valve housing respectively, and two through holes compatible with the connecting pipe are provided on the inner wall of the valve housing, and the connecting pipe is installed with a disassembly and assembly structure compatible with the valve housing; two control channels are provided on the valve body, and the two control channels are used for the connection between the inlet pipe and the outlet pipe connecting pipe; an accommodating hole is provided on the top inner wall of the valve housing, and a valve cover is rotatably connected in the accommodating hole, and the bottom of the valve cover is fixedly connected to the top of the valve body, and the valve housing is installed with a control locking unit for controlling the position of the valve body; a valve plate is provided in the control channel, and the valve body is installed with an adjusting control component for controlling the rotation of the two valve plates.

[0007] Optionally, the regulating and controlling assembly includes a valve stem fixedly mounted on the valve plate, and the valve stem and the valve cover are rotatably connected, a protective shell is fixedly connected to the top of the valve cover, a worm gear located in the protective shell is fixedly connected to the top of the valve stem, two worms are rotatably connected to the protective shell, and the worms are meshed with corresponding worm gears, and a plug-in drive mechanism for driving the two worms to rotate is installed on the protective shell.

[0008] Optionally, the plug-in drive mechanism includes a first rotating shaft arranged in the protective shell, and the first rotating shaft is located between the two worm gears, both ends of the first rotating shaft are fixedly connected with plug blocks, the ends of the two worm gears that are close to each other are respectively provided with slots, and the ends of the two plug blocks that are far away are respectively located in the two slots, an external rotating sleeve of the first rotating shaft is provided with a support part, a rectangular hole is provided on the top inner wall of the protective shell, a movable seat is provided in contact with the top of the protective shell, the top of the support part passes through the rectangular hole, and the top of the support part is fixedly connected to the movable seat, a guide plate is fixedly connected in the protective shell, and the guide plate passes through the support part, the movable seat is equipped with a driver compatible with the first rotating shaft, and the movable seat is equipped with a horizontal positioning piece compatible with the protective shell.

[0009] Optionally, the driver includes a servo motor fixedly mounted on the top of the movable seat, the output end of the servo motor is fixedly connected to a first bevel gear located in the protective shell, and the external fixed sleeve of the first rotating shaft is provided with a second bevel gear meshing with the first bevel gear.

[0010] Optionally, the horizontal positioning member includes iron plates fixedly mounted on both sides of the movable seat, a positioning plate passes through the iron plate, a magnet block is fixedly connected to the top of the positioning plate, and the bottom of the magnet block is in contact with the top of the iron plate, six positioning holes are opened on the top inner wall of the protective shell, and the bottom end of the positioning plate is located in the corresponding positioning holes.

[0011] The present invention also provides an implementation process of an adjustable valve, which is applied to the adjustable valve as described above, and includes the following steps: Step 1: The water inlet pipe and the water outlet pipe are respectively connected to the external pipe through flanges, one control channel is used to connect the water inlet pipe and the connecting pipe, and the other control channel is used to connect the connecting pipe and the water outlet pipe; Step 2: The fluid enters the connecting pipe through the water inlet pipe and one of the control channels, and then is discharged through the other control channel and the water outlet pipe. The two valve plates are driven to rotate in the corresponding control channels by adjusting the control component, and the fluid is controlled by the two valve plates; Step 3: The locking unit is controlled to drive the valve body to rotate 90 degrees, so that one of the control channels is connected to the water inlet pipe and the water outlet pipe, and the other control channel and the connecting pipe are connected in a closed loop; Step 4: The fluid can be controlled through a single valve plate. The connecting pipe can be removed from the valve housing through the disassembly structure. The staff can clean the inner wall of the connecting pipe, and the staff can clean the other exposed control channel through external cleaning tools and through holes.

[0012] The beneficial effects of the present invention are as follows: by adjusting the control component to drive the two valve plates to rotate in the corresponding control channels, the fluid is controlled by the two valve plates, and dual control of the valve can be achieved, thereby increasing the reliability of the valve and avoiding the limitation of single valve core control. The locking unit is controlled to drive the valve body to rotate ninety degrees, so that one of the control channels is connected to the water inlet pipe and the water outlet pipe, and the other control channel and the connecting pipe are connected in a closed loop. The fluid can be controlled by a single valve plate, and the connecting pipe can be removed from the valve shell by the disassembly structure, and the staff can clean the inner wall of the connecting pipe, and the staff can clean the other exposed control channel by external cleaning tools and through holes. There is no need to set the cleaning structure inside the valve. During the cleaning of the valve, the valve can still control the delivery of the fluid, which does not affect the normal operation of the valve and improves the scope of application. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 This is one of the overall structural diagrams of an embodiment of the present invention; Figure 2 This is the second schematic diagram of the overall structure of an embodiment of the present invention; Figure 3 The third schematic diagram of the overall structure of the embodiment of the present invention; Figure 4 This is a schematic diagram of the structure of the curved plate according to an embodiment of the present invention; Figure 5 This is a schematic structural diagram of a valve housing according to an embodiment of the present invention; Figure 6 This is a schematic diagram of the structure inside the protective shell of an embodiment of the present invention; Figure 7 This is a schematic structural diagram of the bottom of the movable seat according to an embodiment of the present invention; Figure 8 It is a structural schematic diagram of a worm gear according to an embodiment of the present invention; Fig. 9 It is a schematic structural diagram of a cutaway valve body according to an embodiment of the present invention; Fig.10 This is a schematic diagram of the overall structure of the protective shell according to an embodiment of the present invention; Fig.11 This is a schematic diagram of the structure of a valve plate according to an embodiment of the present invention; Fig.12 This is a schematic diagram of the structure of the elastic member disassembled in an embodiment of the present invention; Fig.13 It is a schematic diagram of the structure of the chassis and bolts separated according to an embodiment of the present invention.

[0015] The markings in the figure are: 1. Valve housing; 2. Water inlet pipe; 3. Water outlet pipe; 4. Connecting pipe; 5. Through hole; 6. Valve body; 7. Control channel; 8. Accommodating hole; 9. Valve cover; 10. Valve plate; 11. Valve stem; 12. Worm gear; 13. Protective housing; 14. Worm; 15. Movable seat; 16. First rotating shaft; 17. Support part; 18. Insert block; 19. Slot; 20. Guide plate; 21. Rectangular hole; 22. Servo motor; 23. First bevel gear; 24. Second bevel gear wheel; 25, iron plate; 26, magnet block; 27, positioning plate; 28, positioning hole; 29, sealing ring; 30, sealing sleeve; 31, handle; 32, second rotating shaft; 33, chassis; 34, bolt; 35, threaded sleeve; 36, arc plate; 37, first mounting part; 38, second mounting part; 39, slide groove; 40, slider; 41, stopper; 42, movable plate; 43, groove; 44, fixed plate; 45, tension spring; 46, sealing gasket. DETAILED DESCRIPTION

[0016] In order to make the objectives, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with specific embodiments.

[0017] Embodiment 1, by Figure 1 , Figure 2 , Figure 3 , Figure 5 , Figure 6 , Fig. 9 and Fig.11The present invention comprises a valve housing 1, a connecting pipe 4 and a valve body 6. The valve body 6 is arranged in the valve housing 1. The valve housing 1 is respectively fixedly connected with an inlet pipe 2 and an outlet pipe 3. The inner wall of the valve housing 1 is provided with two through holes 5 adapted to the connecting pipe 4. The connecting pipe 4 is provided with a disassembly and assembly structure adapted to the valve housing 1. The valve body 6 is provided with two control channels 7. The two control channels 7 are used for communication between the inlet pipe 2, the outlet pipe 3 and the connecting pipe 4. The top inner wall of the valve housing 1 is provided with a receiving hole 8. A valve cover is rotatably connected in the receiving hole 8. 9, and the bottom of the valve cover 9 is fixedly connected to the top of the valve body 6, and the valve housing 1 is equipped with a control locking unit for controlling the position of the valve body 6; a valve plate 10 is arranged in the control channel 7, and the valve body 6 is equipped with an adjustment control assembly for controlling the rotation of the two valve plates 10; the water inlet pipe 2 and the water outlet pipe 3 are respectively connected to the external pipeline through flanges, one of the control channels 7 is used to connect the water inlet pipe 2 and the connecting pipe 4, and the other control channel 7 is used to connect the connecting pipe 4 and the water outlet pipe 3, and the fluid passes through the water inlet pipe 2 and one of the control channels 7 enters the connecting pipe 4, and the fluid is discharged through another control channel 7 and the outlet pipe 3. The two valve plates 10 are driven to rotate in the corresponding control channels 7 by adjusting the control component. The fluid is controlled by the two valve plates 10, which can realize dual control of the valve, increase the reliability of the valve, and avoid the limitation of single valve core control. The valve body 6 is driven to rotate ninety degrees by controlling the locking unit, so that one of the control channels 7 connects the water inlet pipe 2 and the water outlet pipe 3, and the other control channel 7 and the connecting pipe 4 are connected in a closed loop. The fluid can be controlled by a single valve plate 10, and the connecting pipe 4 is removed from the valve housing 1 by the disassembly structure, and the staff can clean the inner wall of the connecting pipe 4, and the staff can clean the other exposed control channel 7 through an external cleaning tool and the through hole 5. There is no need to set the cleaning structure inside the valve. During the cleaning of the valve, the valve can still control the delivery of the fluid, which does not affect the normal operation of the valve and improves the scope of application.

[0018] Embodiment 2, based on embodiment 1, Figure 1 , Figure 5 , Figure 6 , Figure 7 , Figure 8 , Fig. 9 , Fig.10 and Fig.11The regulating control assembly includes a valve stem 11 fixedly mounted on the valve plate 10, and the valve stem 11 is rotatably connected to the valve cover 9, a protective shell 13 is fixedly connected to the top of the valve cover 9, a worm gear 12 located in the protective shell 13 is fixedly connected to the top of the valve stem 11, two worms 14 are rotatably connected to the protective shell 13, and the worms 14 are meshed with the corresponding worm gears 12, and a plug-in drive mechanism for driving the two worms 14 to rotate is installed on the protective shell 13, and the plug-in drive mechanism includes a first rotating shaft 16 arranged in the protective shell 13, and the first rotating shaft 16 is located between the two Between the worms 14, the two ends of the first rotating shaft 16 are respectively fixedly connected with plug blocks 18, the ends of the two worms 14 that are close to each other are respectively provided with slots 19, and the ends of the two plug blocks 18 that are far away are respectively located in the two slots 19, the outer rotating sleeve of the first rotating shaft 16 is provided with a support portion 17, the top inner wall of the protective shell 13 is provided with a rectangular hole 21, the top of the protective shell 13 is contacted with a movable seat 15, the top end of the support portion 17 passes through the rectangular hole 21, and the top end of the support portion 17 is fixedly connected to the movable seat 15, and a guide plate 20 is fixedly connected inside the protective shell 13. The guide plate 20 passes through the support portion 17, the movable seat 15 is equipped with a driver adapted to the first rotating shaft 16, the movable seat 15 is equipped with a horizontal positioning member adapted to the protective shell 13, the driver includes a servo motor 22 fixedly installed on the top of the movable seat 15, the output end of the servo motor 22 is fixedly connected to a first bevel gear 23 located in the protective shell 13, the outer fixed sleeve of the first rotating shaft 16 is provided with a second bevel gear 24 meshing with the first bevel gear 23, the worm 14 is fixedly installed with a handle 31 located outside the protective shell 13, and the horizontal positioning member includes respectively The iron plate 25 is fixedly mounted on both sides of the movable seat 15, and a positioning plate 27 is passed through the iron plate 25. The top of the positioning plate 27 is fixedly connected with a magnet block 26, and the bottom of the magnet block 26 is in contact with the top of the iron plate 25. Six positioning holes 28 are opened on the top inner wall of the protective shell 13, and the bottom end of the positioning plate 27 is located in the corresponding positioning holes 28. The external fixed sleeve of the valve plate 10 is provided with a sealing ring 29, and the sealing ring 29 is in contact with the inner wall of the control channel 7. The external fixed sleeve of the valve body 6 is provided with a sealing sleeve 30, and the sealing sleeve 30 is in contact with the inner wall of the valve shell 1;When it is necessary to synchronously control the rotation of the two valve plates 10, the servo motor 22 drives the first bevel gear 23 to rotate, and the first bevel gear 23 drives the first rotating shaft 16 and the plug block 18 to rotate through the second bevel gear 24. The plug block 18 can drive the valve stem 11 and the valve plate 10 to rotate through the worm 14 and the worm gear 12, and the fluid is controlled by the valve plate 10. When it is necessary to clean the control channel 7, the valve body 6 is driven to rotate ninety degrees by controlling the locking unit, so that one of the control channels 7 is connected to the water inlet pipe 2 and the water outlet pipe 3. At this time, the magnet block 26 and the iron plate 25 are magnetically attracted to each other. , the bottom end of the positioning plate 27 is located in the corresponding positioning hole 28, the staff drives the magnet block 26 and the iron plate 25 to move upward, so that the bottom end of the positioning plate 27 is out of the corresponding positioning hole 28, the staff drives the movable seat 15 and the iron plate 25 to move horizontally, and the movable seat 15 drives the first rotating shaft 16 and the plug block 18 to move horizontally through the support portion 17, so that the end of one of the plug blocks 18 is completely inserted into the corresponding slot 19, and the other plug block 18 is completely out of the slot 19, at this time, the bottom end of the positioning plate 27 is located above the corresponding positioning hole 28 The staff drives the magnet block 26 and the positioning plate 27 to move downward, so that the bottom end of the positioning plate 27 is inserted into the corresponding positioning hole 28, and the magnet block 26 and the iron plate 25 are magnetically attracted to each other again. The design of the positioning plate 27 and the positioning hole 28 prevents the movable seat 15 and the support part 17 from shaking horizontally relative to the protective shell 13, and when the support part 17 moves, the support part 17 slides smoothly relative to the guide plate 20. When the servo motor 22 drives the first bevel gear 23 to rotate again, a valve plate 10 can be controlled to rotate separately. When the unused valve plate 10 needs to be controlled to rotate , the staff drives the worm 14 without the plug 18 in the slot 19 to rotate through the handle 31, and the worm 14 can drive the unused valve plate 10 to rotate, and independently control the opening and closing of the unused control channel 7, so as to facilitate the cleaning of the unused control channel 7. Through the design of the sealing ring 29, when the valve plate 10 closes the control channel 7, the sealing performance of the connection between the valve plate 10 and the control channel 7 is increased. Through the design of the sealing sleeve 30, the sealing performance of the connection between the valve body 6 and the valve housing 1 is increased to prevent the fluid from entering the gap between the valve housing 1 and the valve body 6. ;

[0019] Embodiment 3, based on embodiment 1, Figure 3 and Fig.13It is given that the control locking unit includes a second rotating shaft 32 fixedly installed at the bottom of the valve body 6, the second rotating shaft 32 is rotatably connected to the valve housing 1, and the bottom end of the second rotating shaft 32 is fixedly installed with a chassis 33 located below the valve housing 1, and a plurality of bolts 34 are passed through the chassis 33, and the top ends of the bolts 34 are sleeved with threaded sleeves 35, and the top of the threaded sleeves 35 is fixedly connected to the bottom of the valve housing 1; the staff drives the bolts 34 to rotate so that the top ends of the bolts 34 are disengaged from the threaded sleeves 35, and the locking relationship between the chassis 33 and the valve housing 1 is released, and the staff drives the chassis 33 to rotate The chassis 33 drives the valve body 6 to rotate in the valve housing 1 through the second rotating shaft 32, so as to change the position of the control channel 7. When the position of the valve body 6 is adjusted, the staff drives the bolt 34 to rotate so that the top of the bolt 34 is screwed into the threaded sleeve 35 again, so as to avoid the chassis 33 and the second rotating shaft 32 from rotating relative to the valve housing 1, and the locking of the valve body 6 is completed again. According to actual needs, the valve body 6 can be driven to rotate relative to the valve housing 1, thereby changing the position of the control channel 7, realizing the single and double control of the valve, and facilitating the cleaning of the unused control channel 7.

[0020] Embodiment 4, based on embodiment 1, Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Fig.12The disassembly structure includes an arc-shaped plate 36 fixedly mounted on the connecting pipe 4, and the two ends of the arc-shaped plate 36 are respectively fixedly connected with the first mounting portion 37, and the two sides of the valve housing 1 are respectively fixedly connected with the second mounting portion 38, and the second mounting portion 38 is provided with a slide groove 39 on the side facing the first mounting portion 37, and the first mounting portion 37 is fixedly connected with a slider 40 on the side facing the second mounting portion 38, and the end of the slider 40 away from the first mounting portion 37 is located in the slide groove 39, and the side of the second mounting portion 38 away from the first mounting portion 37 is contacted with a stopper 41, and the first mounting portion 37 is installed with an elastic member adapted to the stopper 41, and the elastic member includes a fixedly mounted on the stopper The movable plate 42 on the block 41 is provided with a groove 43 on the first mounting portion 37, and a fixed plate 44 is slidably provided in the groove 43. One end of the fixed plate 44 is fixedly connected to the movable plate 42, and the other end of the fixed plate 44 is connected to the inner wall of the groove 43 by a tension spring 45. The opening directions of the two grooves 43 are opposite. The arc plate 36 is fixedly installed with a sealing gasket 46, and the sealing gasket 46 is in contact with the outer wall of the valve housing 1; the sealing gasket 46 is located between the arc plate 36 and the valve housing 1. Through the design of the sealing gasket 46, the sealing performance of the connection between the arc plate 36 and the valve housing 1 is increased to prevent the fluid from overflowing through the gap between the arc plate 36 and the valve housing 1, and the slider 4 0 is located in the slide groove 39. The design of the slider 40 and the slide groove 39 prevents the first mounting portion 37, the arc plate 36 and the connecting pipe 4 from shaking in the vertical direction relative to the valve housing 1. The stopper 41 is located on the side of the second mounting portion 38 away from the first mounting portion 37, thereby preventing the slider 40 from being separated from the slide groove 39. The opening directions of the two grooves 43 are opposite, so that one of the movable plates 42 is located above the second mounting portion 38, and the other movable plate 42 is located below the second mounting portion 38. The two stoppers 41 are respectively abutted against the top and bottom ends of the two sliders 40, and respectively abut against the second mounting portion 38 from the upper and lower directions to avoid force in a single direction. , thereby improving the stability of the connection between the first mounting portion 37 and the second mounting portion 38. When the arc plate 36 and the connecting pipe 4 need to be removed, the staff drives the movable plate 42 and the stopper 41 to move, and the movable plate 42 drives the fixed plate 44 to slide relative to the groove 43. The tension spring 45 is in a stretched state so that the stopper 41 no longer abuts against the second mounting portion 38. The staff drives the arc plate 36 and the first mounting portion 37 to move so that the slider 40 is disengaged from the slide groove 39, and the connecting pipe 4 and the arc plate 36 can be removed, so that the through hole 5 and the unused control channel 7 are exposed, thereby facilitating the cleaning of the unused control channel 7.

[0021] This embodiment also provides an implementation process of an adjustable valve, which is applied to the adjustable valve as described above, and includes the following steps: Step 1: The water inlet pipe 2 and the water outlet pipe 3 are respectively connected to the external pipe through flanges, wherein one control channel 7 is used to connect the water inlet pipe 2 and the connecting pipe 4, and the other control channel 7 is used to connect the connecting pipe 4 and the water outlet pipe 3; Step 2: The fluid enters the connecting pipe 4 through the water inlet pipe 2 and one of the control channels 7, and then is discharged through the other control channel 7 and the water outlet pipe 3. The two valve plates 10 are driven to rotate in the corresponding control channels 7 by adjusting the control component, and the fluid is controlled by the two valve plates 10; Step 3: The locking unit is controlled to drive the valve body 6 to rotate 90 degrees, so that one of the control channels 7 is connected to the water inlet pipe 2 and the water outlet pipe 3, and the other control channel 7 and the connecting pipe 4 are connected in a closed loop; Step 4: The fluid can be controlled through a single valve plate 10. The connecting pipe 4 can be removed from the valve housing 1 through the disassembly structure, and the staff can clean the inner wall of the connecting pipe 4. The staff can also clean the other exposed control channel 7 through external cleaning tools and the through hole 5.

[0022] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

Claims

1. An adjustable valve, comprising a valve housing (1), a connecting pipe (4) and a valve body (6), characterized in that: The valve body (6) is arranged in the valve housing (1), and the valve housing (1) is respectively fixedly connected with an inlet pipe (2) and an outlet pipe (3), and the inner wall of the valve housing (1) is provided with two through holes (5) adapted to the connecting pipe (4), and the connecting pipe (4) is provided with a disassembly and assembly structure adapted to the valve housing (1); the valve body (6) is provided with two control channels (7), and the two control channels (7) are used for communication between the inlet pipe (2), the outlet pipe (3) and the connecting pipe (4); the top inner wall of the valve housing (1) is provided with a receiving hole (8), and a valve cover (9) is rotatably connected in the receiving hole (8), and the bottom of the valve cover (9) is fixedly connected to the top of the valve body (6), and the valve housing (1) is provided with a control locking unit for controlling the position of the valve body (6); a valve plate (10) is provided in the control channel (7), and the valve body (6) is provided with an adjustment control component for controlling the rotation of the two valve plates (10).

2. The adjustable valve according to claim 1, characterized in that: The regulating control assembly comprises a valve stem (11) fixedly mounted on a valve plate (10), and the valve stem (11) is rotatably connected to a valve cover (9), a protective shell (13) is fixedly connected to the top of the valve cover (9), a worm gear (12) located in the protective shell (13) is fixedly connected to the top of the valve stem (11), two worms (14) are rotatably connected to the protective shell (13), and the worms (14) are meshed with corresponding worm gears (12), and a plug-in drive mechanism for driving the two worms (14) to rotate is installed on the protective shell (13).

3. The adjustable valve according to claim 2, characterized in that: The plug-in drive mechanism comprises a first rotating shaft (16) arranged in the protective shell (13), and the first rotating shaft (16) is located between the two worm gears (14), and plug blocks (18) are respectively fixedly connected to the two ends of the first rotating shaft (16), and the ends of the two worm gears (14) that are close to each other are respectively provided with slots (19), and the ends of the two plug blocks (18) that are far away from each other are respectively located in the two slots (19), and the outer rotating sleeve of the first rotating shaft (16) is provided with a support portion (17), and the top inner wall of the protective shell (13) is provided with a A rectangular hole (21) is provided, a movable seat (15) is provided at the top of the protective shell (13), the top end of the support portion (17) passes through the rectangular hole (21), and the top end of the support portion (17) is fixedly connected to the movable seat (15), a guide plate (20) is fixedly connected inside the protective shell (13), and the guide plate (20) passes through the support portion (17), a driver matched with the first rotating shaft (16) is installed on the movable seat (15), and a horizontal positioning piece matched with the protective shell (13) is installed on the movable seat (15).

4. The adjustable valve according to claim 3, characterized in that: The driver comprises a servo motor (22) fixedly mounted on the top of the movable seat (15); an output end of the servo motor (22) is fixedly connected to a first bevel gear (23) located in the protective shell (13); and an outer fixed sleeve of the first rotating shaft (16) is provided with a second bevel gear (24) meshing with the first bevel gear (23).

5. The adjustable valve according to claim 2, characterized in that: The worm (14) is fixedly mounted with a handle (31) located outside the protective shell (13).

6. The adjustable valve according to claim 3, characterized in that: The horizontal positioning member comprises iron plates (25) respectively fixedly mounted on both sides of the movable seat (15), a positioning plate (27) passing through the iron plate (25), a magnet block (26) fixedly connected to the top of the positioning plate (27), and the bottom of the magnet block (26) is in contact with the top of the iron plate (25), and six positioning holes (28) are opened on the top inner wall of the protective shell (13), and the bottom end of the positioning plate (27) is located in the corresponding positioning hole (28).

7. The adjustable valve according to claim 1, characterized in that: The external fixing sleeve of the valve plate (10) is provided with a sealing ring (29), and the sealing ring (29) is in contact with the inner wall of the control channel (7); the external fixing sleeve of the valve body (6) is provided with a sealing sleeve (30), and the sealing sleeve (30) is in contact with the inner wall of the valve housing (1).

8. The adjustable valve according to claim 1, characterized in that: The control locking unit comprises a second rotating shaft (32) fixedly mounted on the bottom of the valve body (6), the second rotating shaft (32) being rotatably connected to the valve housing (1), and a bottom plate (33) located below the valve housing (1) being fixedly mounted on the bottom end of the second rotating shaft (32), a plurality of bolts (34) passing through the bottom plate (33), a threaded sleeve (35) being sleeved on the top end of the bolts (34), and a top of the threaded sleeve (35) being fixedly connected to the bottom of the valve housing (1).

9. The adjustable valve according to claim 1, characterized in that: The disassembly and assembly structure comprises an arc-shaped plate (36) fixedly mounted on the connecting pipe (4), the two ends of the arc-shaped plate (36) being respectively fixedly connected to a first mounting portion (37), the two sides of the valve housing (1) being respectively fixedly connected to a second mounting portion (38), a slide groove (39) being provided on a side of the second mounting portion (38) facing the first mounting portion (37), a slider (40) being fixedly connected on a side of the first mounting portion (37) facing the second mounting portion (38), and an end of the slider (40) away from the first mounting portion (37) being located in the slide groove (39), a side of the second mounting portion (38) away from the first mounting portion (37) being in contact with a stopper (41), and an elastic member matching the stopper (41) being installed on the first mounting portion (37).

10. The adjustable valve according to claim 9, characterized in that: The elastic member comprises a movable plate (42) fixedly mounted on the stopper (41); a groove (43) is formed on the first mounting portion (37); a fixed plate (44) is slidably disposed in the groove (43); one end of the fixed plate (44) is fixedly connected to the movable plate (42); and the other end of the fixed plate (44) is connected to the inner wall of the groove (43) via a tension spring (45).

11. The adjustable valve according to claim 10, characterized in that: The opening directions of the two grooves (43) are opposite.

12. The adjustable valve according to claim 9, characterized in that: The arc-shaped plate (36) is fixedly mounted with a sealing gasket (46), and the sealing gasket (46) is in contact with the outer wall of the valve housing (1).

13. An implementation process of an adjustable valve, applied to the adjustable valve as claimed in claim 1, characterized in that: The following steps are involved: Step 1: The water inlet pipe (2) and the water outlet pipe (3) are respectively connected to external pipes via flanges, wherein one control channel (7) is used to connect the water inlet pipe (2) and the connecting pipe (4), and the other control channel (7) is used to connect the connecting pipe (4) and the water outlet pipe (3); Step 2: The fluid enters the connecting pipe (4) through the water inlet pipe (2) and one of the control channels (7), and the fluid is discharged through the other control channel (7) and the water outlet pipe (3). The two valve plates (10) are driven to rotate in the corresponding control channels (7) by adjusting the control component, and the fluid is controlled by the two valve plates (10); Step 3: driving the valve body (6) to rotate ninety degrees by controlling the locking unit, so that one of the control channels (7) is connected to the water inlet pipe (2) and the water outlet pipe (3), and the other control channel (7) and the connecting pipe (4) are connected in a closed loop; Step 4: The fluid can be controlled through a single valve plate (10). The connecting pipe (4) is removed from the valve housing (1) through the disassembly structure. The staff can then clean the inner wall of the connecting pipe (4). The staff can also clean the other exposed control channel (7) through an external cleaning tool and the through hole (5).

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