CN114623274A - Self-operated piston flow-regulating pressure-regulating valve convenient to connect - Google Patents
Self-operated piston flow-regulating pressure-regulating valve convenient to connect Download PDFInfo
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- CN114623274A CN114623274A CN202210325328.5A CN202210325328A CN114623274A CN 114623274 A CN114623274 A CN 114623274A CN 202210325328 A CN202210325328 A CN 202210325328A CN 114623274 A CN114623274 A CN 114623274A
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- pressure regulating
- regulating valve
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- 230000001105 regulatory effect Effects 0.000 claims abstract description 46
- 238000007789 sealing Methods 0.000 claims description 34
- 239000007921 spray Substances 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 239000007787 solid Substances 0.000 abstract description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 2
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 2
- 241001330002 Bambuseae Species 0.000 abstract 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 2
- 239000011425 bamboo Substances 0.000 abstract 2
- -1 go-between Substances 0.000 abstract 1
- 238000011017 operating method Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 5
- 239000010687 lubricating oil Substances 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The invention belongs to the field of flow and pressure regulating valves, in particular to a self-operated piston flow and pressure regulating valve convenient to connect, which comprises a pressure regulating valve body, a connecting ring, a fixing ring, a push block and a moving assembly, wherein the connecting ring is arranged on the piston body; a pair of connecting pipes are symmetrically and fixedly connected to two ends of the pressure regulating valve body; the end part of the connecting pipe is fixedly connected with a connecting ring; the side surface of the connecting ring is provided with a fixing ring; the inner side wall of the fixing ring is fixedly connected with a conveying pipe; a sleeve is fixedly connected to one side of the connecting ring away from the fixing ring; be equipped with the montant on the sleeve, through setting up a section of thick bamboo, go-between, solid fixed ring, sleeve, montant, fixed colluding, branch, ejector pad, ejector pin and removal subassembly, when the installation, rely on above-mentioned part to accomplish the connection to the conveyer pipe, this fixed mode operating procedure is less, only need the pipeline align the back rotatory section of thick bamboo of spiral shell can to this can make things convenient for the staff to install, reduces staff's work load.
Description
Technical Field
The invention relates to the field of flow and pressure regulating valves, in particular to a self-operated piston flow and pressure regulating valve convenient to connect.
Background
The flow regulating and pressure regulating valve is one of valves used for controlling the pressure and flow of fluid in a pipeline.
In the prior art, when the flow regulating and pressure regulating valve is installed, a valve body of the flow regulating and pressure regulating valve is connected with a conveying pipeline through a flange, the flange mainly comprises two flange plates, a plurality of bolts are installed on the flange plates and are fixedly connected through the bolts, and therefore the valve body is connected with the conveying pipeline.
However, the flange is used for installation, so that a plurality of fixing bolts are used, the installation is complicated, and the pipeline connection by workers is inconvenient; therefore, a self-operated piston flow regulating pressure regulating valve which is convenient to connect is provided for solving the problems.
Disclosure of Invention
To remedy the deficiencies of the prior art, at least one of the technical problems set forth in the background is addressed.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a self-operated piston flow regulating and pressure regulating valve convenient to connect, which comprises a pressure regulating valve body, a connecting ring, a fixing ring, a push block and a moving assembly, wherein the connecting ring is arranged on the pressure regulating valve body; a pair of connecting pipes are symmetrically and fixedly connected to two ends of the pressure regulating valve body; the end part of the connecting pipe is fixedly connected with a connecting ring; the side surface of the connecting ring is provided with a fixing ring; the inner side wall of the fixing ring is fixedly connected with a conveying pipe; a sleeve is fixedly connected to one side of the connecting ring away from the fixing ring; a vertical rod is arranged on the sleeve; the vertical rod penetrates through the sleeve and is in sliding connection with the sleeve; a supporting rod is fixedly connected to the top end of the vertical rod; the end part of the supporting rod is rotatably connected with a fixed hook; the vertical rod penetrates through the push block and is connected with the push block in a sliding manner; a top rod is fixedly connected to the top side of the push block; the movable assembly is arranged on the connecting pipe, the operation steps of the fixing mode are fewer, and only the pipeline is required to be aligned and then the screw cylinder is rotated, so that the movable assembly can be conveniently installed by workers, and the workload of the workers is reduced.
Preferably, the moving assembly comprises a screw barrel; the surface of the connecting pipe is fixedly connected with a connecting cylinder; the screw cylinder is sleeved on the connecting cylinder and is connected with the connecting cylinder through threads; one end of the screw cylinder close to the connecting ring is provided with a sliding groove; the sliding chute is connected with a group of connecting rods in a sliding manner; the end part of the connecting rod is fixedly connected with a fixing plate; a connecting rod is hinged between the fixed plate and the vertical rod; a spring is fixedly connected between the fixed hook and the vertical rod to drive the vertical rod to move.
Preferably, the end part of the connecting pipe is provided with a sealing groove; a rubber ring is fixedly connected in the sealing groove; a sealing ring is fixedly connected to the position, corresponding to the sealing groove, of one end of the conveying pipe close to the connecting pipe; the sealing ring is in interference fit with the sealing groove, so that the joint can be sealed.
Preferably, a guide rod is fixedly connected to one side of the connecting ring away from the fixing ring; a guide groove is formed in the position, corresponding to the guide rod, of the fixed plate; the guide rod is inserted into the guide groove and is slidably connected with the guide groove, so that the fixing plate can be supported.
Preferably, a supporting pipe is fixedly connected to the inner side wall of one end, far away from the pressure regulating valve body, of the connecting pipe; the supporting tube is inserted into the conveying tube and is connected with the conveying tube in a sliding mode; the end part of the supporting pipe is designed into a round table-shaped structure, so that the installation can be facilitated.
Preferably, a clamping block is fixedly connected to one side of the connecting ring, which is close to the fixing ring; a through hole is formed in the position, corresponding to the clamping block, of the fixing ring; and one side of the fixed ring, which is far away from the connecting ring, is fixedly connected with a group of stop blocks.
Preferably, a housing is fixedly connected to one side of the connecting ring away from the fixing ring; a through groove is formed in the side surface of the housing; the screw cylinder penetrates through the through groove, so that parts of the moving assembly can be shielded, the entering of external foreign matters is reduced, and the blocking condition of the moving assembly is reduced.
Preferably, one side of the connecting ring, which is far away from the connecting pipe, is fixedly connected with a group of air bags; a groove is formed in one side, close to the sealing groove, of the connecting ring; an annular rubber bag is fixedly connected in the groove; the air bag and the annular rubber bag are communicated with each other through the air pipe, so that the air bag can be sealed again, and the sealing effect is improved.
Preferably, an oil storage bag is fixedly connected to the housing; an oil delivery pipe is fixedly connected to the side face of the oil storage bag; the end part of the oil delivery pipe is fixedly connected with a spray head; the spray head is fixedly connected to the inner side wall of the housing, so that parts can be lubricated.
Preferably, the surface of the screw cylinder is fixedly connected with a holding rod.
The invention has the advantages that:
1. according to the invention, the screw cylinder, the connecting ring, the fixing ring, the sleeve, the vertical rod, the fixing hook, the supporting rod, the push block, the ejector rod and the moving assembly are arranged, when the pipeline connecting device is installed, the connecting of the conveying pipe is completed by means of the parts, the operation steps of the fixing mode are fewer, and only the screw cylinder is rotated after the pipelines are aligned, so that the pipeline connecting device can be conveniently installed by workers, and the workload of the workers is reduced.
2. According to the invention, the air bag, the air pipe and the annular rubber bag are arranged, when the air bag is installed, the vertical rod moves downwards, then the fixing hook is extruded with the push rod, at the moment, the push block can downwards extrude the air bag, so that gas in the air bag enters the annular rubber bag through the air pipe, the annular rubber bag is expanded, then the side surface of the annular rubber bag is expanded to be in contact with the fixing ring, the connection part of the annular rubber bag can be sealed, and the sealing effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a connection tube according to a first embodiment;
FIG. 2 is a partial structure diagram of the connection ring according to the first embodiment;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is a schematic view of a retaining ring according to the first embodiment;
fig. 5 is a schematic structural view of the rubber sleeve of the second embodiment.
In the figure: 11. a pressure regulating valve body; 12. a connecting pipe; 13. a delivery pipe; 14. a connecting ring; 15. a fixing ring; 16. a sleeve; 17. a vertical rod; 18. a fixed hook; 19. a push block; 21. a connecting cylinder; 22. a screw cylinder; 23. a connecting rod; 24. a fixing plate; 25. a connecting rod; 31. a seal ring; 42. a rubber ring; 4. a guide bar; 5. supporting a tube; 61. a clamping block; 62. a stopper; 7. a housing; 81. an oil reservoir bladder; 82. a spray head; 91. an air bag; 92. an annular rubber bladder; 10. a holding rod; 101. a rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1-4, a self-operated piston flow-regulating pressure regulating valve with easy connection includes a pressure regulating valve body 11, a connecting ring 14, a fixing ring 15, a push block 19 and a moving assembly; a pair of connecting pipes 12 are symmetrically and fixedly connected to two ends of the pressure regulating valve body 11; a connecting ring 14 is fixedly connected with the end part of the connecting pipe 12; a fixing ring 15 is arranged on the side surface of the connecting ring 14; the conveying pipe 13 is fixedly connected to the inner side wall of the fixing ring 15; a sleeve 16 is fixedly connected to one side of the connecting ring 14 away from the fixing ring 15; a vertical rod 17 is arranged on the sleeve 16; the vertical rod 17 penetrates through the sleeve 16 and is connected with the sleeve in a sliding manner; a supporting rod is fixedly connected to the top end of the vertical rod 17; the end part of the supporting rod is rotatably connected with a fixed hook 18; the vertical rod 17 penetrates through the push block 19 and is connected with the push block in a sliding manner; a top rod is fixedly connected to the top side of the push block 19; the moving assembly is arranged on the connecting pipe 12; the moving assembly comprises a screw cylinder 22; the surface of the connecting pipe 12 is fixedly connected with a connecting cylinder 21; the screw cylinder 22 is sleeved on the connecting cylinder 21 and is in threaded connection with the connecting cylinder; one end of the screw cylinder 22 close to the connecting ring 14 is provided with a sliding groove; the sliding chute is connected with a group of connecting rods 25 in a sliding manner; the end part of the connecting rod 25 is fixedly connected with a fixing plate 24; a connecting rod 23 is hinged between the fixing plate 24 and the vertical rod 17; a spring is fixedly connected between the fixed hook 18 and the vertical rod 17; during assembly, a worker aligns the connecting pipe 12 and the conveying pipe 13, then the connecting ring 14 aligns with the fixing ring 15, then the worker rotates the screw cylinder 22, the screw cylinder 22 drives the connecting rod 25 and the fixing plate 24 to move, the fixing plate 24 drives the vertical rod 17 to move downwards through the connecting rod 23, then the fixing hook 18 can be clamped on the side face of the fixing ring 15, after the fixing hook 18 moves downwards for a certain distance, the end part of the fixing hook 18 is extruded with the ejector rod, then the ejector rod can extrude the fixing hook 18 to rotate, then the other end of the fixing hook 18 can extrude the fixing ring 15 to be attached to the connecting ring 14, so that the fixing ring 15 is fixed, the conveying pipe 13 is connected, the operation steps of the fixing mode are few, only the screw cylinder 22 needs to be rotated after the pipeline is aligned, so that the worker can conveniently install the conveying pipe, the workload of the worker is reduced, the spring is used for supporting the fixing hook 18, limiting the angle of inclination thereof.
A sealing groove is formed at the end part of the connecting pipe 12; a rubber ring 42 is fixedly connected in the sealing groove; a sealing ring 31 is fixedly connected to one end of the conveying pipe 13 close to the connecting pipe 12 and corresponds to the sealing groove; the sealing ring 31 is in interference fit with the sealing groove; when the connecting pipe 12 and the conveying pipe 13 are installed, the connecting pipe 12 and the conveying pipe 13 are in contact, then the sealing ring 31 is inserted into the sealing groove, and the rubber ring 42 is used for sealing a gap between the sealing grooves of the sealing ring 31, so that the connecting pipe 12 and the conveying pipe 13 are sealed.
A guide rod 4 is fixedly connected to one side of the connecting ring 14 away from the fixing ring 15; a guide groove is formed in the position, corresponding to the guide rod 4, of the fixing plate 24; the guide rod 4 is inserted into the guide groove and is in sliding connection with the guide groove; a supporting tube 5 is fixedly connected to the inner side wall of one end, far away from the pressure regulating valve body 11, of the connecting tube 12; the supporting tube 5 is inserted into the conveying tube 13 and is connected with the conveying tube in a sliding way; the end part of the supporting tube 5 is designed into a circular truncated cone-shaped structure; a clamping block 61 is fixedly connected to one side of the connecting ring 14 close to the fixing ring 15; a through hole is formed in the position, corresponding to the fixture block 61, of the fixing ring 15; a group of stop blocks 62 are fixedly connected to one side of the fixing ring 15, which is far away from the connecting ring 14; in use, the fixing plate 24 is moved, while it is moved, it slides on the guide rod 4, by means of the guide rod 4, whereby it can be guided and supported in alignment with the movement, during installation, the worker aligns the delivery pipe 13 with the support pipe 5, then inserts the support pipe 5 into the delivery pipe 13, supports the delivery pipe 13 by means of the support pipe 5, guides the alignment, during subsequent installation, the conveying pipe 13 is supported by the supporting pipe 5 in an aligned manner without the need of a worker to support the conveying pipe at all times, after the insertion is completed, the worker approaches the coupling tube 12 and the delivery tube 13 to each other, and then aligns the locking piece 61 with the through hole, positions the fixing ring 15 by means of the locking piece 61, meanwhile, the fixing ring 15 is not easy to rotate, and the stop blocks 62 are positioned on two sides of the fixing hook 18 and used for stopping the fixing hook 18 so that the fixing ring 15 is not easy to rotate.
The side of the connecting ring 14 away from the fixing ring 15 is fixedly connected with the housing 7; a through groove is formed in the side surface of the housing 7; the screw cylinder 22 penetrates through the through groove; an oil storage bag 81 is fixedly connected to the housing 7; an oil delivery pipe is fixedly connected to the side surface of the oil storage bag 81; the end part of the oil delivery pipe is fixedly connected with a spray head 82; the spray head 82 is fixedly connected to the inner side wall of the housing 7; when using, through setting up housing 7 to this can shelter from the part of removal subassembly, reduces the entering of outside foreign matter, thereby reduces its emergence card dead condition, when dismantling, the staff can be through pressing oil storage bag 81, makes the inside lubricating oil of oil storage bag 81 meter into in the oil pipe, later through the shower nozzle 82 blowout, with this can lubricate the part of housing 7 inside, makes things convenient for the staff to dismantle.
A group of air bags 91 are fixedly connected to one side of the connecting ring 14, which is far away from the connecting pipe 12; a groove is formed in one side, close to the sealing groove, of the connecting ring 14; an annular rubber bag 92 is fixedly connected in the groove; the air bag 91 is communicated with the annular rubber bag 92 through an air pipe; the surface of the screw cylinder 22 is fixedly connected with a holding rod 10; when the installation, montant 17 moves down, then fixed 18 and push rod extrusion of colluding, ejector pad 19 can push down gasbag 91 this moment, thereby make the inside gas of gasbag 91 enter into annular rubber bag 92 through the trachea, make annular rubber bag 92 expand, later annular rubber bag 92 side inflation contacts with solid fixed ring 15, with this can seal its junction, thereby improve sealed effect, through setting up holding rod 10, with this can be so that rotatory barrel 22.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a rubber sleeve 101 is fixedly connected to the grip 10, and when the grip is used, friction between a palm and the grip 10 can be increased by the rubber sleeve 101, so that an anti-slip effect can be achieved, and a worker can conveniently rotate the screw cylinder 22.
The working principle is that during assembly, a worker aligns the connecting pipe 12 and the conveying pipe 13, then the connecting ring 14 is aligned with the fixing ring 15, then the worker rotates the screw cylinder 22, the screw cylinder 22 drives the connecting rod 25 and the fixing plate 24 to move, the fixing plate 24 drives the vertical rod 17 to move downwards through the connecting rod 23, then the fixing hook 18 can be clamped on the side face of the fixing ring 15, after the fixing hook 18 moves downwards for a certain distance, the end part of the fixing hook 18 is extruded with the ejector rod, then the ejector rod can extrude the fixing hook 18 to rotate, then the other end of the fixing hook 18 can extrude the fixing ring 15 to be attached to the connecting ring 14, so that the fixing ring 15 is fixed, the conveying pipe 13 is connected, the operation steps of the fixing mode are few, the worker can install the conveying pipe conveniently only by rotating the screw cylinder 22 after the pipeline is aligned, and the workload of the worker is reduced, the spring is used for supporting the fixing hook 18 and limiting the inclination angle of the fixing hook, when the fixing hook is installed, the connecting pipe 12 is in contact with the conveying pipe 13 in a fitting manner, the sealing ring 31 can be inserted into the sealing groove, the gap between the sealing grooves of the sealing ring 31 can be sealed by the rubber ring 42, so that the sealing of the connecting pipe 12 and the conveying pipe 13 is completed, when the fixing hook is used, the fixing plate 24 moves, and can slide on the guide rod 4 while moving, and can be aligned and moved by the guide rod 4 for guiding and supporting, when the fixing hook is installed, a worker aligns the conveying pipe 13 with the position of the supporting pipe 5, then inserts the supporting pipe 5 into the conveying pipe 13, supports the conveying pipe 13 by the supporting pipe 5, and simultaneously aligns and guides, when the fixing hook is installed, the worker does not need to support the conveying pipe 13 all the time, and supports the conveying pipe by aligning the supporting pipe 5, after the insertion is completed, the connecting pipe 12 and the conveying pipe 13 are mutually close by a worker, then the position of the clamping block 61 is aligned with the through hole, the fixing ring 15 can be positioned by the clamping block 61, meanwhile, the fixing ring 15 is not easy to rotate, the stopping blocks 62 are positioned at two sides of the fixing hook 18 and are used for stopping the fixing hook 18, so that the fixing ring 15 is not easy to rotate, the part of the moving assembly can be shielded by arranging the housing 7, the entering of external foreign matters is reduced, and the blocking situation is reduced, when the oil storage bag 81 is disassembled, the worker can press the oil storage bag 81 to count lubricating oil in the oil storage bag 81 into the oil conveying pipe, and then the lubricating oil is sprayed out through the spray head 82, so that the part in the housing 7 can be lubricated, the worker can conveniently disassemble, the vertical rod 17 moves downwards when the assembling, and then the fixing hook 18 is extruded with the push rod, at this moment, the push block 19 can downwards extrude the air bag 91, so that the air in the air bag 91 enters the annular rubber bag 92 through an air pipe, the annular rubber bag 92 is expanded, then the side surface of the annular rubber bag 92 is expanded to be in contact with the fixing ring 15, the joint of the annular rubber bag and the fixing ring can be sealed, the sealing effect is improved, and the screw cylinder 22 can be conveniently rotated by arranging the holding rod 10.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (10)
1. The utility model provides a formula of relying on oneself piston flow regulation air-vent valve convenient to connect which characterized in that: comprises a pressure regulating valve body (11), a connecting ring (14), a fixing ring (15), a push block (19) and a moving component; a pair of connecting pipes (12) are symmetrically and fixedly connected to two ends of the pressure regulating valve body (11); a connecting ring (14) is fixedly connected to the end part of the connecting pipe (12); a fixing ring (15) is arranged on the side surface of the connecting ring (14); the inner side wall of the fixing ring (15) is fixedly connected with a conveying pipe (13); a sleeve (16) is fixedly connected to one side, away from the fixing ring (15), of the connecting ring (14); a vertical rod (17) is arranged on the sleeve (16); the vertical rod (17) penetrates through the sleeve (16) and is connected with the sleeve in a sliding manner; a supporting rod is fixedly connected to the top end of the vertical rod (17); the end part of the supporting rod is rotatably connected with a fixed hook (18); the vertical rod (17) penetrates through the push block (19) and is connected with the push block in a sliding manner; a top rod is fixedly connected to the top side of the push block (19); the moving assembly is arranged on the connecting pipe (12).
2. A self-operated piston flow regulating pressure regulating valve of claim 1 wherein: the moving assembly comprises a screw barrel (22); a connecting cylinder (21) is fixedly connected to the surface of the connecting pipe (12); the screw cylinder (22) is sleeved on the connecting cylinder (21) and is in threaded connection with the connecting cylinder; one end of the screw cylinder (22) close to the connecting ring (14) is provided with a sliding groove; a group of connecting rods (25) are connected to the sliding grooves in a sliding manner; a fixing plate (24) is fixedly connected to the end part of the connecting rod (25); a connecting rod (23) is hinged between the fixed plate (24) and the vertical rod (17); a spring is fixedly connected between the fixed hook (18) and the vertical rod (17).
3. The easy-to-connect self-operated piston flow regulating pressure regulating valve according to claim 2, wherein: the end part of the connecting pipe (12) is provided with a sealing groove; a rubber ring (42) is fixedly connected in the sealing groove; a sealing ring (31) is fixedly connected to the position, corresponding to the sealing groove, of one end, close to the connecting pipe (12), of the conveying pipe (13); and the sealing ring (31) is in interference fit with the sealing groove.
4. A self-operated piston flow regulating pressure regulating valve convenient for connection according to claim 3, characterized in that: a guide rod (4) is fixedly connected to one side of the connecting ring (14) far away from the fixing ring (15); a guide groove is formed in the position, corresponding to the guide rod (4), of the fixing plate (24); the guide rod (4) is inserted into the guide groove and is connected with the guide groove in a sliding mode.
5. The easy-to-connect self-operated piston flow regulating pressure regulating valve according to claim 4, wherein: a supporting pipe (5) is fixedly connected to the inner side wall of one end, far away from the pressure regulating valve body (11), of the connecting pipe (12); the supporting tube (5) is inserted into the conveying tube (13) and is connected with the conveying tube in a sliding way; the end part of the supporting tube (5) is designed into a circular truncated cone-shaped structure.
6. A self-operated piston flow regulating pressure regulating valve of claim 5 wherein: a clamping block (61) is fixedly connected to one side, close to the fixing ring (15), of the connecting ring (14); through holes are formed in the positions, corresponding to the clamping blocks (61), of the fixing ring (15); one side of the fixing ring (15) far away from the connecting ring (14) is fixedly connected with a group of stop blocks (62).
7. A self-operated piston flow regulating pressure regulating valve as claimed in claim 6 wherein: one side of the connecting ring (14) far away from the fixing ring (15) is fixedly connected with a housing (7); a through groove is formed in the side surface of the housing (7); the screw cylinder (22) penetrates through the through groove.
8. A self-operated piston flow regulating pressure regulating valve of claim 7 wherein: one side of the connecting ring (14) far away from the connecting pipe (12) is fixedly connected with a group of air bags (91); one side of the connecting ring (14) close to the sealing groove is provided with a groove; an annular rubber bag (92) is fixedly connected in the groove; the air bag (91) is communicated with the annular rubber bag (92) through an air pipe.
9. A self-operated piston flow regulating pressure regulating valve as claimed in claim 8 wherein: an oil storage bag (81) is fixedly connected to the housing (7); an oil delivery pipe is fixedly connected to the side surface of the oil storage bag (81); the end part of the oil delivery pipe is fixedly connected with a spray head (82); the spray head (82) is fixedly connected to the inner side wall of the housing (7).
10. A self-operated piston flow regulating pressure regulating valve as claimed in claim 9 wherein: the surface of the screw cylinder (22) is fixedly connected with a holding rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210325328.5A CN114623274A (en) | 2022-03-29 | 2022-03-29 | Self-operated piston flow-regulating pressure-regulating valve convenient to connect |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210325328.5A CN114623274A (en) | 2022-03-29 | 2022-03-29 | Self-operated piston flow-regulating pressure-regulating valve convenient to connect |
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| CN114623274A true CN114623274A (en) | 2022-06-14 |
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| CN202210325328.5A Pending CN114623274A (en) | 2022-03-29 | 2022-03-29 | Self-operated piston flow-regulating pressure-regulating valve convenient to connect |
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| CN111692441A (en) * | 2020-06-05 | 2020-09-22 | 北京城建北方设备安装有限责任公司 | Warm construction pipeline connection structure that leads to |
| CN112145796A (en) * | 2020-09-23 | 2020-12-29 | 鸿川建设工程有限公司 | Hydraulic traction installation construction method for double-rubber-ring socket type large-diameter pipeline |
| CN214889524U (en) * | 2021-06-02 | 2021-11-26 | 李昌军 | Municipal works water supply and drainage pipeline coupling mechanism |
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2022
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Application publication date: 20220614 |
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