CN117450308A

CN117450308A - Filtering structure and double-control valve

Info

Publication number: CN117450308A
Application number: CN202311780903.1A
Authority: CN
Inventors: 刘焕保
Original assignee: Baotou Huameng Environmental Protection Energy Saving Technology Development Co ltd
Current assignee: Baotou Huameng Environmental Protection Energy Saving Technology Development Co ltd
Priority date: 2023-12-22
Filing date: 2023-12-22
Publication date: 2024-01-26
Anticipated expiration: 2043-12-22
Also published as: CN117450308B

Abstract

The invention relates to the technical field of valves with filtering structures, and discloses a filtering structure and a double-control valve, which comprise a valve body, wherein a water inlet of the valve body is connected with a first valve cover through threads, and a T-shaped rotary groove is formed in the inner side wall of the left end of the first valve cover; a first baffle seat is arranged in the T-shaped rotary groove; the water outlet of the valve body is connected with a second valve cover through threads, and a T-shaped rotary groove is formed in the inner side wall of the right end of the second valve cover; a second baffle seat is arranged in the T-shaped rotary groove; the small-diameter section of the second baffle seat and the small-diameter section of the T-shaped rotary groove form an accommodating gap; the filter plate is arranged in the accommodating gap, the end surface of the filter plate is provided with uniformly arranged filter holes, the filter holes are provided with baffle pipes, the length of the baffle pipes is greater than the thickness of the filter plate, and the waist parts of the baffle pipes are fixed with the filter holes; this application is through setting up the fender pipe on the filtration pore for form protruding on the filter plate, protruding impurity and suspended solid of can effectually separating, guarantee the rivers rate of passing through on the filter, ensured the heating effect.

Description

Filtering structure and double-control valve

Technical Field

The invention belongs to the technical field of valves with filtering structures, and particularly relates to a filtering structure and a double-control valve.

Background

With the acceleration of urban process in China, residential heating is gradually developed to the direction of central heating and household management, and household control is to install a front surface valve for each household, so that a heating enterprise is directly faced to users. The intelligent management mode of who pays and uses heat is implemented, and the plug is not opened without paying, so that the problem of difficult charging which puzzles the heating industry for a long time is solved, and residents can not be connected with each other due to the fact that individual users pay fees on time.

The existing pipeline is easy to have impurities and suspended matters in the pipeline when being transported for a long distance and used for a long time, and the pipeline needs to be filtered.

The patent number CN201810624894. X's chinese patent discloses a filter valve, the on-line screen storage device comprises a base, the base is located ground top, the base top is equipped with valve body mechanism, the inside filtering mechanism that is equipped with of valve body mechanism, the filtering mechanism top is equipped with the change mechanism, valve body mechanism top is equipped with water detection mechanism and play water detection mechanism respectively, be equipped with controller and battery case on the filtration change arm respectively, the power input of controller and the power output electric connection of battery case, the power output of controller deposit step motor, change linear motor, change step motor, filter change coil, water detection mechanism and play water detection mechanism electric connection with changing the filter core respectively, the signal output part of controller deposit step motor, change linear motor, change step motor, filter change coil electric connection with going into, the signal input part of controller respectively with water detection mechanism and play water detection mechanism electric connection.

The Chinese patent with the patent number of CN201811474050.8 discloses a water filter valve, which comprises a first fixed pipe, wherein a filter cylinder is arranged in the first fixed pipe, and both sides of the top of the filter cylinder are fixedly connected with first fixed blocks.

But above-mentioned technical scheme all uses cylindrical to strain the section of thick bamboo and filters, and the inside impurity of pipeline and suspended solid block up in the straining mouthful department of straining the section of thick bamboo, greatly reduced the rivers rate of passing through, filtration function failure even influences the heating effect.

Disclosure of Invention

The invention aims to provide a filtering structure and a double-control valve, which solve the problems that impurities and suspended matters proposed in the background art are blocked at the filter opening of a filter cylinder, and the water flow rate is greatly reduced.

The technical scheme adopted by the invention is as follows: the filtering structure comprises a valve body, wherein a water inlet of the valve body is connected with a first valve cover through threads, and the first valve cover is of a circular tube structure; the inner side wall of the right end of the first valve cover is provided with a funnel groove; the outer side wall of the right end of the first valve cover is provided with a ring groove; the arc surface of the ring groove is provided with external threads; the inner side wall of the left end of the first valve cover is provided with a T-shaped rotary groove, the small diameter end of the T-shaped rotary groove is close to one side of the funnel groove, and the diameter of the right end of the T-shaped rotary groove is larger than the inner diameter of the first valve cover; a first blocking seat is arranged in the T-shaped rotary groove, the shape of the first blocking seat is T-shaped, the outer side wall of the first blocking seat is in sliding fit with the T-shaped rotary groove, the length of the large-diameter section of the first blocking seat is smaller than that of the large-diameter section of the T-shaped rotary groove, and the inner hole of the first blocking seat is identical to that of the first valve cover; an inner side wall at the left end of the first valve cover is provided with an inner thread; the outer side wall of the left end of the first valve cover is provided with a six-edge groove; the water outlet of the valve body is connected with a second valve cover through threads, and the second valve cover is of a circular tube-shaped structure; the inner side wall of the left end of the second valve cover is provided with a funnel groove; the outer side wall of the left end of the second valve cover is provided with a ring groove; the arc surface of the ring groove is provided with external threads; the inner side wall of the right end of the second valve cover is provided with a T-shaped rotary groove, the small diameter end of the T-shaped rotary groove is close to one side of the funnel groove, and the diameter of the left end of the T-shaped rotary groove is larger than the inner diameter of the first valve cover; the T-shaped rotary groove is internally provided with a second baffle seat, the second baffle seat is in a T-shaped tubular shape, the outer side wall of the second baffle seat is in sliding fit with the T-shaped rotary groove, the length of a large-diameter section of the second baffle seat is smaller than that of a large-diameter section of the T-shaped rotary groove, the inner hole of the second baffle seat is identical to that of the inner hole of the second valve cover, the length of a small-diameter section of the second baffle seat is smaller than that of the small-diameter section of the T-shaped rotary groove, thus a containing gap formed by the small-diameter section of the second baffle seat and the small-diameter section of the T-shaped rotary groove is internally provided with a filter plate, the filter plate is in a disc shape, the end face of the filter plate is provided with uniformly arranged filter holes, the filter plate is provided with baffle pipes, the length of the baffle pipes is larger than the thickness of the filter plate, and the waist of the baffle pipes is fixed with the filter holes; the inner side wall of the right end of the second valve cover is provided with an internal thread, the pipeline is convenient to connect by arranging the internal thread, the port of the pipeline can press the second baffle seat, and the internal thread does not influence the insertion of the second baffle seat into the T-shaped rotary groove; the right-end outer side wall of the second valve cover is provided with a six-edge groove.

Further, a double-control valve applying the filtering structure is provided, and the double-control valve comprises a valve body, wherein 2 valve cavities are formed in the valve body, and the 2 valve cavities are symmetrically arranged; valve seats are arranged in the valve cavities, and two valve seats are arranged in one valve cavity; the valve seat is rotationally connected with a ball valve; the ball valve is provided with a valve rod, the upper end of the valve rod is in a straight shape, and the upper end of the valve rod extends out of the valve body; the top surface of the valve body is connected with a shell through a long bolt; a main control board is arranged on the top surface of the shell; a bearing seat is arranged in the shell; the bearing seat is provided with a battery, an IC card intelligent power switch, a motor, a speed reducing tooth set and a driving head, and the IC card intelligent power switch is electrically connected with the main control board; the battery is connected with an IC card intelligent power switch through an electric wire, the IC card intelligent power switch is connected with a motor through an electric wire, the motor is connected with a speed reduction tooth set, the speed reduction tooth set is connected with a driving head, and the driving head is matched with a valve rod on the left side; the top surface of the valve body is fixedly connected with a base, a first chamber is formed in the base, a driving rod is installed in the first chamber, and the driving rod is matched with a valve rod on the right side; the side wall of the driving rod is provided with a positioning groove; the upper end of the driving rod is provided with a handle, the base is provided with a stop block, and the stop block is used for limiting the rotation range of the handle to 90 degrees; the base is provided with a second chamber; the second chamber is provided with a locking pin hole communicated with the first chamber; a lock cylinder is arranged in the second chamber, and a lock pin of the lock cylinder is used for being inserted into the positioning groove to lock the position of the driving rod.

The invention has the beneficial effects that: this application is through setting up the fender pipe on the filtration pore for form protruding on the filter plate, protruding impurity and suspended solid of can effectually separating, guarantee the rivers rate of passing through on the filter, ensured the heating effect.

Drawings

Fig. 1 is a schematic view of a front view in cross section.

Fig. 2 is a schematic cross-sectional front view of the first valve cover.

Fig. 3 is a schematic cross-sectional front view of the first stop seat on the first valve cover.

Fig. 4 is a schematic cross-sectional front view of the first valve cover and the first retainer.

Fig. 5 is a schematic view of a front sectional structure of the second valve cover.

Fig. 6 is a schematic cross-sectional front view of a second retainer on a second valve cover.

Fig. 7 is a schematic perspective view of a filter plate.

Fig. 8 is a schematic top view of the diverter hole in the baffle tube.

Fig. 9 is a schematic sectional front view of the first guide rod and the fixing plate.

Fig. 10 is a schematic view of a front sectional structure of the first push rod.

Fig. 11 is a schematic perspective view of a fixing plate.

Fig. 12 is a schematic sectional front view of the second guide rod and the movable plate.

Fig. 13 is a schematic sectional front view of the second push rod.

Fig. 14 is a schematic perspective view of a movable plate.

Fig. 15 is a schematic view of a front sectional structure of the third push rod.

Fig. 16 is a schematic perspective view of a grid baffle.

Fig. 17 is a schematic side view of a blade.

Fig. 18 is a schematic view of a sectional front view of an inflatable balloon.

Fig. 19 is a schematic perspective view of a protective net.

Fig. 20 is a schematic view showing a sectional front view of the upper insert plate of the first valve cover and the second valve cover.

Fig. 21 is a schematic perspective view of a socket.

Fig. 22 is a schematic front view of a socket board.

Fig. 23 is a schematic side sectional structure of the cover.

Fig. 24 is a schematic perspective view of a slit.

Fig. 25 is a schematic side sectional structure of the semicircular groove.

Fig. 26 is a schematic view of a cross-sectional front view of a diaphragm.

Fig. 27 is a schematic view of a cross-sectional front view of the press ring.

Fig. 28 is a schematic view of a cross-sectional front view of a ball valve and a valve seat.

Fig. 29 is a schematic perspective view of a bearing seat.

Fig. 30 is a schematic perspective view of a base.

Fig. 31 is a schematic view of a sectional front view of the driving lever.

Fig. 32 is a schematic diagram of the front view of the housing and base on the valve body.

In the figure: 1. a valve body; 2. a first valve cover; 3. a funnel groove; 4. a ring groove; 5. an external thread; 6. a T-shaped rotary groove; 7. a first baffle seat; 8. an internal thread; 9. a six-edge groove; 10. a second valve cover; 11. a second baffle seat; 12. the accommodating gap; 13. a filter plate; 14. a filter hole; 15. a baffle tube; 16. a first slide hole; 17. a first guide bar; 18. a fixing plate; 19. a first spring; 20. a first push rod; 21. an arc-shaped groove; 22. a second guide bar; 23. a movable plate; 24. a second spring; 25. a third spring; 26. a second push rod; 27. a U-shaped seat; 28. a third push rod; 29. a spherical cap; 30. a tension spring; 31. a support rod; 32. a circular ring; 33. a crisscross bar; 34. a grid baffle; 35. a support base; 36. a support rod; 37. a bearing seat; 38. a paddle; 39. a rotating wheel; 40. arc-shaped bulges; 41. a protective net; 42. an air bag seat; 43. an inflatable airbag; 44. a plug; 45. guide sleeve; 46. a limit groove; 47. a socket; 48. a slot; 49. a chute; 50. inserting plate; 51. a rack; 52. a cover body; 53. a gear; 54. a notch; 55. a medicine inlet pipe; 56. a tube cover; 57. a slag discharge pipe; 58. a semicircular groove; 59. a semicircular rod; 60. a groove; 61. a compression ring; 62. a diaphragm; 63. an inflation chamber; 64. an air flow channel; 65. a valve cavity; 66. a valve seat; 67. a ball valve; 68. a valve stem; 69. a housing; 70. a main control board; 71. a bearing seat; 72. a battery; 73. an IC card intelligent power switch; 74. a motor; 75. a reduction gear set; 76. a drive head; 77. a base; 78. a first chamber; 79. a driving rod; 80. a positioning groove; 81. a handle; 82. a stop block; 83. a second chamber; 84. a locking pin hole; 85. a lock core; 86. and a diversion hole.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the like or similar elements throughout or elements having like or similar functionality; the embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In the description of the present invention, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "axial," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; the specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 to 7, in a first embodiment, a filtering structure includes a valve body 1, a water inlet of the valve body 1 is connected with a first valve cover 2 through threads, and the first valve cover 2 is in a circular tube structure; the inner side wall of the right end of the first valve cover 2 is provided with a funnel groove 3, and the valve seat 66 in the valve body 1 is conveniently fixed by arranging the funnel groove 3; the outer side wall of the right end of the first valve cover 2 is provided with a ring groove 4, and the ring groove 4 is arranged, so that the length of the first valve cover 2 screwed into the valve body 1 is fixed, and the screwed length enables the funnel groove 3 to tightly press the valve seat 66 in the valve body 1; the arc surface of the ring groove 4 is provided with an external thread 5, and the valve body 1 is conveniently connected by arranging the external thread 5; the inner side wall of the left end of the first valve cover 2 is provided with a T-shaped rotary groove 6, the small diameter end of the T-shaped rotary groove 6 is close to one side of the funnel groove 3, and the diameter of the right end of the T-shaped rotary groove 6 is larger than the inner diameter of the first valve cover 2; the T-shaped rotary groove 6 is internally provided with a first blocking seat 7, the shape of the first blocking seat 7 is T-shaped tubular, the outer side wall of the first blocking seat 7 is in sliding fit with the T-shaped rotary groove 6, the length of the large-diameter section of the first blocking seat 7 is smaller than that of the large-diameter section of the T-shaped rotary groove 6 (so that the inner thread 8 is convenient to set), and the inner hole of the first blocking seat 7 is identical with the inner hole of the first valve cover 2; an inner thread 8 is arranged on the inner side wall of the left end of the first valve cover 2, a pipeline is conveniently connected by arranging the inner thread 8, the port of the pipeline can press the first baffle seat 7, and the inner thread 8 does not influence the insertion of the first baffle seat 7 into the T-shaped rotary groove 6; the outer side wall of the left end of the first valve cover 2 is provided with a six-edge groove 9, and an operator can conveniently screw the first valve cover 2 by using a hexagonal wrench through the six-edge groove 9; the water outlet of the valve body 1 is connected with a second valve cover 10 through threads, and the second valve cover 10 is of a circular tube-shaped structure; the inner side wall of the left end of the second valve cover 10 is provided with a funnel groove 3, and the valve seat 66 in the valve body 1 is conveniently fixed by arranging the funnel groove 3; the outer side wall of the left end of the second valve cover 10 is provided with a ring groove 4, and the ring groove 4 is arranged, so that the length of the second valve cover 10 screwed into the valve body 1 is fixed, and the funnel groove 3 just presses the valve seat 66 in the valve body 1; the arc surface of the ring groove 4 is provided with an external thread 5, and the valve body 1 is conveniently connected by arranging the external thread 5; the inner side wall of the right end of the second valve cover 10 is provided with a T-shaped rotary groove 6, the small diameter end of the T-shaped rotary groove 6 is close to one side of the funnel groove 3, and the diameter of the left end of the T-shaped rotary groove 6 is larger than the inner diameter of the first valve cover 2; the T-shaped rotary groove 6 is internally provided with a second baffle seat 11, the shape of the second baffle seat 11 is T-shaped, the outer side wall of the second baffle seat 11 is in sliding fit with the T-shaped rotary groove 6, the length of a large diameter section of the second baffle seat 11 is smaller than that of the large diameter section of the T-shaped rotary groove 6 (thus being convenient for arranging the internal thread 8), the inner hole of the second baffle seat 11 is identical to that of the second valve cover 10, the length of a small diameter section of the second baffle seat 11 is smaller than that of the small diameter section of the T-shaped rotary groove 6, thus the small diameter section of the second baffle seat 11 and the small diameter section of the T-shaped rotary groove 6 form an accommodating gap 12, a filter plate 13 is arranged in the accommodating gap 12, the shape of the filter plate 13 is a circular plate, the end face of the filter plate 13 is provided with uniformly arranged filter holes 14, baffle pipes 15 are arranged on the filter holes 14, the lengths of the baffle pipes 15 are round pipes are larger than the thicknesses of the filter plates 13, and the waist parts of the baffle pipes 15 are fixed with the filter holes 14; the inner side wall of the right end of the second valve cover 10 is provided with an internal thread 8, a pipeline is conveniently connected by arranging the internal thread 8, the port of the pipeline can press the second baffle seat 11, and the internal thread 8 does not influence the insertion of the second baffle seat 11 into the T-shaped rotary groove 6; the outer side wall of the right end of the second valve cover 10 is provided with a six-edge groove 9, and an operator can conveniently screw the second valve cover 10 by using a hexagonal wrench through the six-edge groove 9; according to the filter, the baffle pipe 15 is arranged on the filter hole 14, the protrusion is formed on the filter plate 13, impurities and suspended matters can be effectively separated from the protrusion, the water flow rate on the filter plate 13 is guaranteed, and the heat supply effect is guaranteed.

As shown in fig. 8, as an optimization of the first embodiment, considering that the baffle tube 15 can separate most of impurities and suspended solids, a small amount of large impurities may still be blocked at the tube mouth, the sidewall of the baffle tube 15 located at the left side of the filter plate 13 is provided with a flow dividing hole 86, and the flow dividing hole 86 not only can play a role in filtering, but also can increase the flow direction of water flow, thereby further ensuring the water flow rate on the filter plate 13.

As shown in fig. 9 to 11, as an optimization of the first embodiment, considering that the baffle tube 15 can separate most of impurities and suspended matters, a small amount of large impurities may still be blocked at the tube orifice, so that the length of the accommodating gap 12 is increased, the end surface of the filter plate 13 is provided with first sliding holes 16 which are arranged at equal angles, and the first sliding holes 16 are distributed on the joint surface of the filter plate 13 and the T-shaped rotary groove 6; the first sliding hole 16 is slidably connected with a first guide rod 17, and the length of the first guide rod 17 is longer than that of the baffle tube 15; the right end of the first guide rod 17 is connected with a fixed plate 18, the outer side wall of the fixed plate 18 is matched with the T-shaped rotary groove 6, the right side surface of the fixed plate 18 is attached to the left end surface of the second baffle seat 11, and a telescopic gap is formed between the fixed plate 18 and the filter plate 13; the side wall of the first guide rod 17 is sleeved with a first spring 19, and the first spring 19 is positioned between the filter plate 13 and the fixed plate 18 in an elastic connection manner; the end face of the fixing plate 18 is fixed with first push rods 20 which are uniformly arranged, the first push rods 20 are in one-to-one correspondence with the baffle pipes 15, and the first push rods 20 are used for pushing impurities and suspended matters away through the baffle pipes 15, so that the water flow passing rate of the baffle pipes 15 is kept; the end face of the fixed plate 18 is provided with an arc-shaped groove 21, the arc-shaped groove 21 is used for the passage of water flow, the arc length of the arc-shaped groove 21 is gradually increased from inside to outside, and a gap between adjacent first push rods 20 is formed at the opening position, so that the installation of the first push rods 20 is not influenced; by utilizing the variation of the water pressure in the pipeline, the filter plate 13 with the sliding function can automatically displace, so that the first push rod 20 intermittently extends out of the baffle tube 15 to push away impurities and suspended matters at the tube orifice of the baffle tube 15, thereby ensuring the water flow rate of the baffle tube 15.

As shown in fig. 12 to 14, the second embodiment is different from the first embodiment in that, considering that the baffle tube 15 can separate most of the impurities and suspended matters, a small amount of large impurities may still be blocked at the tube orifice, so that the length of the accommodating gap 12 is increased, the end surface of the filter plate 13 is fixed with the second guide rods 22 arranged at equal angles, the second guide rods 22 are distributed on the joint surface of the filter plate 13 and the T-shaped rotary groove 6, the length of the second guide rods 22 is greater than that of the baffle tube 15, and the right side surface of the second guide rods 22 is jointed with the left end surface of the second baffle seat 11; the side wall of the second guide rod 22 is connected with a movable plate 23 in a sliding manner, the outer side wall of the movable plate 23 is matched with the T-shaped rotary groove 6, the movable plate 23 is positioned at the middle section of the second guide rod 22, and a telescopic gap is formed between the movable plate 23 and the filter plate 13; the second guide rod 22 is sleeved with a second spring 24, and the second spring 24 is positioned between the movable plate 23 and the filter plate 13 in an elastic connection manner; the second guide rod 22 is sleeved with a third spring 25, and the third spring 25 is positioned between the movable plate 23 and the second baffle seat 11 in an elastic connection manner; the end face of the movable plate 23 is fixedly provided with second push rods 26 which are uniformly arranged, the second push rods 26 are in one-to-one correspondence with the baffle pipes 15, and the second push rods 26 are used for pushing away impurities and suspended matters through the baffle pipes 15 so as to keep the water flow rate of the baffle pipes 15; the end face of the movable plate 23 is provided with an arc-shaped groove 21, the arc-shaped groove 21 is used for the passage of water flow, the arc length of the arc-shaped groove 21 is gradually increased from inside to outside, and a gap between adjacent second push rods 26 is formed at the opening position, so that the installation of the second push rods 26 is not influenced; by utilizing the variation of the water pressure in the pipeline, the movable plate 23 with the sliding function can automatically displace, so that the second push rod 26 intermittently extends out of the baffle tube 15 to push away impurities and suspended matters at the tube orifice of the baffle tube 15, thereby ensuring the water flow rate of the baffle tube 15.

As shown in fig. 15, in the third embodiment, unlike the first embodiment, considering that the baffle tube 15 can separate most of the impurities and suspended matters, a small amount of large impurities may still be blocked at the tube orifice, the right port of the baffle tube 15 is provided with a U-shaped seat 27, the bifurcation of the U-shaped seat 27 is connected with the baffle tube 15, the vertical part of the U-shaped seat 27 is slidably connected with a third push rod 28, the third push rod 28 is in one-to-one correspondence with the baffle tube 15, and the third push rod 28 is used for pushing the impurities and suspended matters away through the baffle tube 15, so as to maintain the water flow rate of the baffle tube 15; the right end of the third push rod 28 is provided with a spherical cover 29, a notch of the spherical cover 29 faces the U-shaped seat 27, and the spherical cover 29 is used for blocking water flow so that the water flow drives the third push rod 28 to move; the third push rod 28 is sleeved with a tension spring 30, the tension spring 30 is elastically connected between the U-shaped seat 27 and the spherical cover 29, and the tension spring 30 is arranged to enable the third push rod 28 to reset; by utilizing the variation of the water pressure in the pipeline, the spherical cover 29 can drive the third push rod 28 to automatically displace, so that the third push rod 28 intermittently extends out of the baffle tube 15 to push away impurities and suspended matters at the mouth of the baffle tube 15, thereby ensuring the water flow rate of the baffle tube 15.

As shown in fig. 16 to 19, as optimization of the third embodiment, considering that the structure of the spherical cover 29 is limited, the expansion range generated by the third push rod 28 is small, the right end surface of the spherical cover 29 is connected with a supporting rod 31, the supporting rods 31 of each circle are connected in series through a circular ring 32, and the circular rings 32 are connected in series through a cross rod 33; grid baffles 34 are arranged at four quadrant points of the cross rod 33; the inner side wall of the second baffle seat 11 is provided with supporting seats 35, the number of the supporting seats 35 is 4, and the 4 supporting seats 35 are arranged at equal angles; the support seat 35 is provided with a support rod 36, the free end of the support rod 36 is provided with a bearing seat 37, and the bearing seat 37 is concentric with the second baffle seat 11; the bearing seat 37 is rotatably connected with a paddle 38, and the paddle 38 uses water flow as driving force; the blade 38 is provided with a rotating wheel 39, and the rotating wheel 39 is in a circular tube shape; the outer side wall of the rotating wheel 39 is provided with arc-shaped bulges 40, the number of the arc-shaped bulges 40 is 4, and the 4 arc-shaped bulges 40 are arranged at equal angles; the right side surface of the supporting seat 35 is provided with a protective net 41, and the protective net 41 can prevent the diaphragm 62 from being scratched by the paddle 38; the left side surface of the supporting seat 35 is provided with an air bag seat 42, the air bag seat 42 is provided with an air bag 43, and the air bag 43 is barrel-shaped; the head of the inflatable air bag 43 is sleeved with a plug 44, the plug 44 is in a cylindrical shape, and the end face of the plug 44 is contacted with the grid baffle 34; the pipe orifice of the plug 44 is positioned at the middle section of the inflatable air bag 43; the exposed inflatable bladder 43 is deformed by the arc-shaped protrusions 40 without the wheel 39 being pressed against the inflatable bladder 43; the side wall of the top head 44 is connected with a guide sleeve 45 in a sliding manner, and the guide sleeve 45 is fixed with the inner wall of the second baffle seat 11; the paddle 38 is driven by water flow to rotate, the rotating wheel 39 synchronously rotates, the arc-shaped bulge 40 on the rotating wheel 39 extrudes the inflatable air bag 43 to deform, and the guide sleeve 45 is displaced to drive the grid baffle plate 34 to displace, so that the third push rod 28 extends out of the baffle tube 15 to push away impurities and suspended matters at the tube orifice of the baffle tube 15, and the water flow passing rate of the baffle tube 15 is ensured; conversely, when the arc-shaped bulge 40 on the rotating wheel 39 does not press the inflatable air bag 43, the guide sleeve 45 is reset, and the third push rod 28 is also retracted, so that the expansion range of the third push rod 28 is large, and the expansion is more stable.

As shown in fig. 20 to 24, the fourth embodiment is different from the first, second and third embodiments in that the existing valve body 1 is considered to be attached with scale, so that the ball valve 67 is worn, and impurities and suspended matters are required to be cleaned; the inner walls of the large-diameter sections of the first baffle seat 7 and the second baffle seat 11 are provided with limit grooves 46, the limit grooves 46 are circular, and the diameter of the limit grooves 46 is larger than the inner diameters of the first baffle seat 7 and the second baffle seat 11; the limiting groove 46 is slidably connected with a socket 47, the socket 47 is in a circular ring shape, and the socket 47 is tightly pressed through a port of a pipeline; the inner wall of the socket 47 is provided with a slot 48, and the slot 48 is V-shaped; a sliding groove 49 is formed in the side wall of the socket 47, and the sliding groove 49 on the left side upwards penetrates through the first baffle seat 7 and the first valve cover 2; the right chute 49 penetrates the second baffle seat 11 and the second valve cover 10 upwards; the slide groove 49 is slidably connected with a plugboard 50, the plugboard 50 is cylindrical in shape, and two side end surfaces of the plugboard 50 are matched with the slot 48; a rack 51 is fixed on the top surface of the plugboard 50, a cover body 52 is connected on the rack 51 in a sliding way, and the cover bodies 52 on two sides are respectively fixed with the first valve cover 2 and the second valve cover 10; the cover 52 is provided with a gear 53 for driving the rack 51 to move, the shaft end of the gear 53 is provided with a notch 54, and the notch 54 is used for connecting a spanner matched with the notch 54 so as to drive the gear 53 to rotate; the rack 51 is driven to ascend by the gear 53, the plugboard 50 is separated from the socket 47, the first baffle seat 7 and the second baffle seat 11 are opened, normal heat supply can be guaranteed at the moment, and otherwise, the plugboard 50 can close the first baffle seat 7 and the second baffle seat 11; a medicine inlet pipe 55 is arranged at the waist of the valve body 1, and a pipe cover 56 is connected on the medicine inlet pipe 55 in a threaded manner; a slag discharging pipe 57 is arranged on the side wall of the second baffle seat 11, and a pipe cover 56 is connected to the slag discharging pipe 57 in a threaded manner; and (3) slag removal process: the plugboards 50 on the first valve cover 2 and the second valve cover 10 are closed to form a closed cavity, citric acid or acetic acid is injected into the medicine inlet pipe 55, so that scale, impurities and suspended matters in the valve body 1 and the filter plate 13 are dissolved, the dissolved liquid flows out from the slag discharge pipe 57, and the cleaned valve body 1 and the filter plate 13 can be put into use, so that the scale is prevented from wearing the ball valve 67.

As shown in fig. 25, as optimization of the fourth embodiment, considering that the angle between the first blocking seat 7 and the second blocking seat 11 may deflect to affect the opening and closing process of the plugboard 50, the outer walls of the large diameter sections of the first blocking seat 7 and the second blocking seat 11 are provided with semicircular grooves 58, the semicircular grooves 58 on the left side are coaxial with the first blocking seat 7, and the semicircular grooves 58 on the right side are coaxial with the second blocking seat 11; the semicircular rod 59 is fixedly connected to the large-diameter section of the T-shaped rotary groove 6, the semicircular rod 59 is matched with the semicircular groove 58, the semicircular rod 59 can limit the angle deflection of the first blocking seat 7 and the second blocking seat 11, the installation position is more accurate, and the smoothness of the opening and closing process of the inserting plate 50 is ensured.

As shown in fig. 26 to 27, as optimization of the fourth embodiment, considering that scale is generated in the gap in the valve body 1, the scale is difficult to dissolve in a conventional soaking manner, the opposite surfaces of the two side insert plates 50 are provided with grooves 60, the grooves 60 are circular in shape, the grooves 60 are fixedly provided with compression rings 61 through bolts, the gaps between the compression rings 61 and the grooves 60 are provided with diaphragms 62, the diaphragms 62 and the grooves 60 form an inflation chamber 63, the diaphragms 62 are contained in the insert plates 50 when the inflation chamber 63 is not inflated, and the diaphragms 62 protrude into the first baffle seat 7 and the second baffle seat 11 after the inflation chamber 63 is inflated; the rack 51 is provided with an air flow channel 64 communicated with the inflation chamber 63; the air flow channel 64 is connected with an air injection pump to inject air into the air inflation cavity 63, and the diaphragms 62 on two sides expand simultaneously, so that the pressure in the valve body 1 is increased, the liquid medicine can permeate into the gaps to fully dissolve scale, and the scale, impurities and suspended matters are cleaned more thoroughly in such a way.

Further, considering that the pipeline valves in the market are various, the pipeline valves do not have a real locking function; however, in many applications, a dedicated person is required to control and manage the valve. Under the above conditions, the existing valve is easy to be misoperated by non-professional staff, and unnecessary loss is caused to related enterprises. The existing ball type lock control pipeline valve and plunger type dual-purpose lock control valve solve the lock control problem of the valve, but the patent adopts single mechanical lock control and cannot realize intelligent lock control. For civil valves such as heating water control valves, a single mechanical lock control can only be controlled by a management department, and a user cannot control the valve automatically, so that great inconvenience is caused to the user, and the workload of the management department is increased.

As shown in fig. 28-32, a dual-control valve using the above filtering structure is provided, which includes a valve body 1, wherein 2 valve cavities 65,2 valve cavities 65 are symmetrically arranged in the valve body 1; a valve seat 66 is arranged in the valve cavity 65, and two valve seats 66 are arranged in one valve cavity 65; a ball valve 67 is rotatably connected to the valve seat 66; the ball valve 67 is provided with a valve rod 68, the upper end of the valve rod 68 is in a straight shape, and the upper end of the valve rod 68 extends out of the valve body 1; the top surface of the valve body 1 is connected with a shell 69 through a long bolt; a main control board 70 is arranged on the top surface of the shell 69; a bearing seat 71 is arranged in the shell 69; the bearing seat 71 is provided with a battery 72, an IC card intelligent power switch 73, a motor 74, a speed reducing gear group 75 and a driving head 76, and the IC card intelligent power switch 73 is electrically connected with the main control board 70; the battery 72 is connected with the intelligent power switch 73 of the IC card through the electric wire, the intelligent power switch 73 of the IC card is connected with the motor 74 through the electric wire, the motor 74 is connected with the speed reduction gear group 75, the speed reduction gear group 75 is connected with the driving head 76, the driving head 76 is adapted with the left valve rod 68, the switching process: the management company sends a command to the main control board 70, the battery 72 transmits power to the IC card intelligent power switch 73, the IC card intelligent power switch 73 controls the motor 74 to rotate to drive the speed reduction gear set 75 to rotate, the speed reduction gear set 75 drives the ball valve 67 on the valve rod 68 to rotate, the IC card intelligent power switch 73 can control the motor 74 to rotate for a fixed number of turns to control the valve to rotate for 90 degrees, and then automatic opening and closing of the valve body 1 are achieved; the top surface of the valve body 1 is fixedly connected with a base 77, a first chamber 78 is formed in the base 77, a driving rod 79 is installed in the first chamber 78, and the driving rod 79 is matched with the valve rod 68 on the right side; the side wall of the driving rod 79 is provided with a positioning groove 80; the upper end of the driving rod 79 is provided with a handle 81, the base 77 is provided with a stop 82, and the stop 82 is used for limiting the rotation range of the handle 81 to 90 degrees; the base 77 is provided with a second chamber 83; the second chamber 83 is provided with a lock pin hole 84 communicated with the first chamber 78; a lock cylinder 85 is installed in the second chamber 83, and a lock pin of the lock cylinder 85 is inserted into the positioning groove 80 to lock the position of the driving rod 79; the switching process comprises the following steps: when the ball valve 67 is in a closed state, the positioning groove 80 on the driving rod 79 is opposite to the locking pin hole 84, the lock pin of the lock cylinder 85 is inserted into the positioning groove 80 by using a key to realize locking, meanwhile, the lock cylinder 85 is also fixed in the second chamber 83, and the mechanical locking control is generally completed by a management department; when the lock core 85 is taken out from the second chamber 83, the ball valve 67 on the right side is in a free control state, at this time, a user can control the intelligent power switch 73 of the IC card by using the IC card, and the battery 72 supplies power to drive the motor 74 to work, and the valve rod 68 is driven by the speed reducing tooth group 75 to control the closing or opening of the ball valve 67 on the left side; the intelligent control system has the advantages that mechanical and intelligent control is realized, so that a user is facilitated, and the working intensity of a management department is reduced.

Although the present invention has been described in detail with reference to the foregoing examples, it will be apparent to those skilled in the art that the foregoing embodiments may be modified and practiced in the field of the invention, and that certain modifications, equivalents, improvements and substitutions may be made thereto without departing from the spirit and principles of the invention.

Claims

1. A filter structure comprising a valve body (1), characterized in that: the water inlet of the valve body (1) is connected with a first valve cover (2) through threads, and a T-shaped rotary groove (6) is formed in the inner side wall of the left end of the first valve cover (2); a first blocking seat (7) is arranged in the T-shaped rotary groove (6), and the first blocking seat (7) is in a T-shaped tubular shape; the water outlet of the valve body (1) is connected with a second valve cover (10) through threads, and a T-shaped rotary groove (6) is formed in the inner side wall of the right end of the second valve cover (10); a second blocking seat (11) is arranged in the T-shaped rotary groove (6), and the second blocking seat (11) is in a T-shaped tubular shape; the small diameter section of the second baffle seat (11) and the small diameter section of the T-shaped rotary groove (6) form an accommodating gap (12); the filter plate (13) is arranged in the accommodating gap (12), the end face of the filter plate (13) is provided with uniformly arranged filter holes (14), the filter holes (14) are provided with baffle pipes (15), the length of each baffle pipe (15) is larger than the thickness of the filter plate (13), and the waist of each baffle pipe (15) is fixed with the filter holes (14).

2. A filter structure according to claim 1, wherein: the end face of the filter plate (13) is provided with first sliding holes (16) which are arranged at equal angles, and the first sliding holes (16) are distributed on the joint surface of the filter plate (13) and the T-shaped rotary groove (6); a first guide rod (17) is connected in a sliding way in the first sliding hole (16); the right end of the first guide rod (17) is connected with a fixed plate (18), and the right side surface of the fixed plate (18) is attached to the left end surface of the second baffle seat (11); the side wall of the first guide rod (17) is sleeved with a first spring (19), and the first spring (19) is positioned between the filter plate (13) and the fixed plate (18) in an elastic connection mode; the end face of the fixed plate (18) is provided with first push rods (20) which are uniformly arranged, and the first push rods (20) are used for pushing impurities and suspended matters away by penetrating through the baffle pipes (15); the end face of the fixed plate (18) is provided with an arc-shaped groove (21), and the arc-shaped groove (21) is used for the passage of water flow.

3. A filter structure according to claim 1, wherein: the end face of the filter plate (13) is provided with second guide rods (22) which are arranged at equal angles, the second guide rods (22) are distributed on the joint surface of the filter plate (13) and the T-shaped rotary groove (6), and the right side face of the second guide rods (22) is jointed with the left end face of the second baffle seat (11); the side wall of the second guide rod (22) is connected with a movable plate (23) in a sliding way; a second spring (24) is sleeved on the second guide rod (22), and the second spring (24) is positioned between the movable plate (23) and the filter plate (13) in an elastic connection mode; a third spring (25) is sleeved on the second guide rod (22), and the third spring (25) is positioned between the movable plate (23) and the second baffle seat (11) in an elastic connection mode; the end face of the movable plate (23) is provided with second push rods (26) which are uniformly arranged, and the second push rods (26) are used for pushing impurities and suspended matters away by penetrating through the baffle pipe (15); the end face of the movable plate (23) is provided with an arc-shaped groove (21), and the arc-shaped groove (21) is used for the passage of water flow.

4. A filter structure according to claim 1, wherein: the right end opening of the baffle tube (15) is provided with a U-shaped seat (27), the vertical part of the U-shaped seat (27) is connected with a third push rod (28) in a sliding way, and the third push rod (28) is used for pushing impurities and suspended matters away by penetrating through the baffle tube (15); the right end of the third push rod (28) is provided with a spherical cover (29), and the spherical cover (29) is used for blocking water flow so that the water flow drives the third push rod (28) to move; the third push rod (28) is sleeved with a tension spring (30), and the tension spring (30) is arranged between the U-shaped seat (27) and the spherical cover (29) in an elastic connection mode.

5. A filter structure according to claim 4, wherein: the right end face of the spherical cover (29) is connected with a supporting rod (31), the supporting rods (31) of each circle are connected in series through circular rings (32), and the circular rings (32) are connected in series through cross rods (33); grid baffle plates (34) are arranged at four quadrant points of the cross rod (33); the inner side wall of the second baffle seat (11) is provided with a supporting seat (35), the supporting seat (35) is provided with a supporting rod (36), the free end of the supporting rod (36) is provided with a bearing seat (37), and the bearing seat (37) is concentric with the second baffle seat (11); the bearing seat (37) is rotationally connected with a paddle (38), and the paddle (38) uses water flow as driving force; the blade (38) is provided with a rotating wheel (39); the outer side wall of the rotating wheel (39) is provided with arc-shaped bulges (40), the number of the arc-shaped bulges (40) is 4, and the 4 arc-shaped bulges (40) are arranged at equal angles; an air bag seat (42) is arranged on the left side surface of the supporting seat (35), and an inflatable air bag (43) is arranged on the air bag seat (42); the head of the inflatable air bag (43) is sleeved with a plug (44), and the end surface of the plug (44) is contacted with the grid baffle (34); the pipe orifice of the plug (44) is positioned at the middle section of the inflatable air bag (43); the exposed inflatable air bag (43) is extruded and deformed through the arc-shaped bulge (40); the side wall of the top head (44) is connected with a guide sleeve (45) in a sliding way, and the guide sleeve (45) is fixed with the inner wall of the second baffle seat (11).

6. A filter structure according to claim 1, wherein: a limit groove (46) is formed in the inner walls of the large-diameter sections of the first baffle seat (7) and the second baffle seat (11); a socket (47) is connected in the limit groove (46) in a sliding way, and the shape of the socket (47) is a circular ring; the inner wall of the socket (47) is provided with a slot (48), and the slot (48) is V-shaped; a sliding groove (49) is formed in the side wall of the socket (47), and the sliding groove (49) on the left side upwards penetrates through the first baffle seat (7) and the first valve cover (2); the sliding groove (49) on the right side upwards penetrates through the second baffle seat (11) and the second valve cover (10); the sliding groove (49) is connected with a plugboard (50) in a sliding way, the plugboard (50) is cylindrical, and the plugboard (50) is matched with the slot (48); the top surface of the plugboard (50) is provided with a rack (51), the rack (51) is connected with a cover body (52) in a sliding way, and the cover bodies (52) at two sides are respectively fixed with the first valve cover (2) and the second valve cover (10); a gear (53) for driving the rack (51) to move is arranged on the cover body (52), and a notch (54) is formed at the shaft end of the gear (53); a medicine inlet pipe (55) is arranged at the waist part of the valve body (1), and a pipe cover (56) is arranged on the medicine inlet pipe (55); the side wall of the second baffle seat (11) is provided with a slag discharging pipe (57), and the slag discharging pipe (57) is provided with a pipe cover (56).

7. A filter structure according to claim 6, wherein: the outer walls of large-diameter sections of the first baffle seat (7) and the second baffle seat (11) are provided with semicircular grooves (58), the semicircular grooves (58) on the left side are coaxial with the first baffle seat (7), and the semicircular grooves (58) on the right side are coaxial with the second baffle seat (11); the large diameter section of the T-shaped rotary groove (6) is provided with a semicircular rod (59), and the semicircular rod (59) is matched with the semicircular groove (58).

8. A filter structure according to claim 6, wherein: the opposite surfaces of the plugboards (50) on the two sides are provided with grooves (60), the grooves (60) are provided with diaphragms (62), the diaphragms (62) and the grooves (60) form an inflation cavity (63), the diaphragms (62) are contained in the plugboards (50) when the inflation cavity (63) is not inflated, and the diaphragms (62) protrude into the first baffle seat (7) and the second baffle seat (11) after the inflation cavity (63) is inflated; the rack (51) is provided with an air flow channel (64) communicated with the inflation chamber (63).

9. A double control valve applying the filter structure according to any one of claims 1-8, comprising a valve body (1), characterized in that: 2 valve cavities (65) are formed in the valve body (1), and the 2 valve cavities (65) are symmetrically arranged; a valve seat (66) is arranged in the valve cavity (65), and two valve seats (66) are arranged in one valve cavity (65); a ball valve (67) is rotationally connected to the valve seat (66); a valve rod (68) is arranged on the ball valve (67), the upper end of the valve rod (68) is in a straight shape, and the upper end of the valve rod (68) extends out of the valve body (1); a shell (69) is arranged on the top surface of the valve body (1); a main control board (70) is arranged on the top surface of the shell (69); a bearing seat (71) is arranged in the shell (69); the bearing seat (71) is provided with a battery (72), an IC card intelligent power switch (73), a motor (74), a speed reducing gear set (75) and a driving head (76), and the IC card intelligent power switch (73) is electrically connected with the main control board (70); the battery (72) is connected with the IC card intelligent power switch (73) through an electric wire, the IC card intelligent power switch (73) is connected with the motor (74) through an electric wire, the motor (74) is connected with the speed reduction gear set (75), the speed reduction gear set (75) is connected with the driving head (76), and the driving head (76) is matched with the valve rod (68) on the left side; the top surface of the valve body (1) is provided with a base (77), a first chamber (78) is formed in the base (77), a driving rod (79) is arranged in the first chamber (78), and the driving rod (79) is matched with the valve rod (68) on the right side; a positioning groove (80) is formed in the side wall of the driving rod (79); the upper end of the driving rod (79) is provided with a handle (81), and the base (77) is provided with a second chamber (83); the second chamber (83) is provided with a lock pin hole (84) communicated with the first chamber (78); a lock cylinder (85) is arranged in the second chamber (83), and a lock pin of the lock cylinder (85) is used for being inserted into the positioning groove (80) to lock the position of the driving rod (79).

10. The dual control valve of claim 9, wherein: the base (77) is provided with a stop (82), and the stop (82) is used for limiting the rotation range of the handle (81) to 90 degrees.