CN113426786A - Efficient accessory cleaning equipment for production of low-resistance backflow preventer and using method thereof - Google Patents
Efficient accessory cleaning equipment for production of low-resistance backflow preventer and using method thereof Download PDFInfo
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- CN113426786A CN113426786A CN202110760009.2A CN202110760009A CN113426786A CN 113426786 A CN113426786 A CN 113426786A CN 202110760009 A CN202110760009 A CN 202110760009A CN 113426786 A CN113426786 A CN 113426786A
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- baffle
- backflow preventer
- plate
- shell
- workbench
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/34—Arrangements of conduits or nozzles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention relates to the technical field of backflow preventers, and discloses a low-resistance backflow preventer production accessory high-efficiency cleaning device and a using method thereof. This high-efficient cleaning equipment of accessory is used in backflow preventer production and application method thereof, through the workstation, first baffle, the second baffle, the apparatus further comprises a rotating shaft, the hand wheel, the arm-tie, the pull rod, first solid fixed ring, the solid fixed ring of second, the clamp plate, first cylindricality stopper, the second screw rod, first screw rod, the drain pipe, the three-way pipe, booster pump, the aqueduct, mutually support between pole and the second support pole, reached and be convenient for wash clear effect to backflow preventer casing inner portion, solved because of backflow preventer casing inner structure is comparatively complicated, the manual work is washed and is difficult to clear away the clean problem of the inside residual impurity of casing.
Description
Technical Field
The invention relates to the technical field of backflow preventers, in particular to efficient cleaning equipment for accessories for production of a low-resistance backflow preventer and a using method of the efficient cleaning equipment.
Background
The backflow preventer is a device which is composed of non-return components and can prevent water flow of a water supply pipeline from flowing backwards, the backflow preventer has the function of preventing media in the pipeline from flowing backwards under any working condition so as to achieve the purpose of avoiding backflow pollution, and the backflow preventer is mainly divided into a low-resistance backflow preventer and a pressure-reducing backflow preventer at present.
The outside casing of backflow preventer is mostly the casting and forms, after taking out backflow preventer casing from casting mould and cooling to the normal atmospheric temperature, need to remain adnexed impurity to the casing inside and wash and clear away, so that follow-up processing, but the inside cleaning method of current backflow preventer casing is mostly artifical washing, this kind of cleaning method not only efficiency is lower, and because casing inner structure is comparatively complicated, the means of adopting artifical washing is difficult to wash the impurity of the interior dead angle department of shell clean, so need develop the department one kind and be convenient for carry out high-efficient abluent device to backflow preventer casing inside, so that backflow preventer's production and processing.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides efficient cleaning equipment for accessories for production of a low-resistance backflow preventer and a using method thereof, which have the advantages of being convenient for washing and cleaning the inside of a backflow preventer shell, and solve the problem that residual impurities in the shell are difficult to clean due to manual washing because the internal structure of the backflow preventer shell is complex.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a high-efficient cleaning equipment of accessory is used in production of low resistance backflow preventer and application method thereof, includes the workstation, the top of workstation articulates there are first baffle and second baffle, the interior roof swing joint of workstation has the pivot, the bottom fixedly connected with hand wheel of pivot, the inside swing joint of workstation has the pull rod, the fixed solid ring of first solid fixed ring and the solid fixed ring of second of having cup jointed of side surface of pull rod, arm-tie and clamp plate have been cup jointed in the side surface activity of pull rod, the side surface of pivot and the inside threaded connection of arm-tie, the first cylindricality stopper of bottom fixedly connected with of clamp plate, the side surface activity of first cylindricality stopper has cup jointed first stagnant water rubber circle, the top fixedly connected with second cylindricality stopper of workstation.
The fixed annular plate that has cup jointed of side surface of second columnar piston, the second stagnant water rubber circle has been cup jointed in the side surface activity of second columnar piston, the left side fixedly connected with second screw rod of clamp plate, the inside swing joint of the side surface of second screw rod and second baffle, the first screw rod of right side fixedly connected with of clamp plate, the inside swing joint of side surface and first baffle of first screw rod, the internal thread of first baffle is connected with the drain pipe, the internal thread of second baffle is connected with the three-way pipe, the inside fixedly connected with booster water pump of workstation, booster water pump's delivery port passes through the aqueduct and is connected with the water inlet of three-way pipe, the left side fixedly connected with booster air pump of workstation, the inside swing joint of clamp plate has first butt and second butt.
Preferably, the inner top wall of the workbench is fixedly connected with a fixed bearing, and the side surface of the rotating shaft is fixedly connected with the inner wall of the inner ring of the fixed bearing.
Preferably, a first through hole is formed in the workbench, and the side surface of the pull rod is movably connected with the inside of the first through hole.
Preferably, a second through hole is formed in the pulling plate, the side surface of the pulling rod is movably connected with the inside of the second through hole, a third through hole is formed in the pressing plate, and the side surface of the pulling rod is movably connected with the inside of the third through hole.
Preferably, a first fixing plate is fixedly sleeved on the side surface of the first abutting rod, and a second fixing plate is fixedly sleeved on the side surface of the second abutting rod.
Preferably, the first baffle plate is internally provided with a first thread groove, the side surface of the drain pipe is in threaded connection with the inside of the first thread groove, the second baffle plate is internally provided with a second thread groove, and the side surface of the three-way pipe is in threaded connection with the inside of the second thread groove.
Preferably, the use method comprises the following steps:
first step, place the refluence prevention casing at the workstation top and fixed, with the notch joint of first cylindricality stopper with refluence prevention casing bottom, first stagnant water rubber circle then can take place the deformation under the extrusion of casing and annular slab to block up the gap of first cylindricality stopper and notch.
And the second step, the second plunger is clamped with a notch at the top of the shell, the hand wheel is rotated anticlockwise firstly, the rotating shaft is driven to rotate through the hand wheel, so that the pulling plate is forced to move downwards, after the pulling plate moves downwards, the pressing plate can move downwards together under the combined action of the pulling rod and the fixing bolt until the second plunger is clamped with the notch at the top of the backflow preventing shell, and the second water stop rubber ring can deform under the extrusion of the shell and the pressing plate, so that the second plunger and the gap of the notch are blocked.
And thirdly, rotating the first baffle anticlockwise firstly to enable the first baffle to be connected with the right side of the pressing plate into a whole through the first fastening nut and the first screw rod, rotating the second baffle clockwise to enable the second baffle to be connected with the left side of the pressing plate into a whole through the second fastening nut and the second screw rod, and at the moment, attaching the left side of the first baffle to the right side notch of the shell and attaching the right side of the second baffle to the left side notch of the shell.
And fourthly, connecting the drain pipe and the three-way pipe with the first baffle and the second baffle respectively, connecting the booster water pump with the water inlet of the three-way pipe through the water guide pipe and sealing the air inlet of the three-way pipe after the connection between the drain pipe and the three-way pipe is completed, and finally only communicating the drain pipe on the first baffle with an outdoor drainage system so as to flush the inside of the backflow preventer shell.
Compared with the prior art, the invention provides efficient cleaning equipment for accessories for production of a low-resistance backflow preventer and a using method thereof, and the efficient cleaning equipment has the following beneficial effects:
1. this high-efficient cleaning equipment of accessory is used in backflow preventer production and application method thereof, through the workstation, first baffle, the second baffle, the apparatus further comprises a rotating shaft, the hand wheel, the arm-tie, the pull rod, first solid fixed ring, the solid fixed ring of second, the clamp plate, first cylindricality stopper, the second screw rod, first screw rod, the drain pipe, the three-way pipe, booster pump, the aqueduct, mutually support between pole and the second support pole, reached and be convenient for wash clear effect to backflow preventer casing inner portion, solved because of backflow preventer casing inner structure is comparatively complicated, the manual work is washed and is difficult to clear away the clean problem of the inside residual impurity of casing.
2. This high-efficient cleaning equipment of accessory for backflow preventer production and application method thereof, rivers back of exhausting in the casing, can let in high-pressure gas in to backflow preventer casing through the booster pump to discharge the screw thread groove at casing top with remaining moisture in the casing, reached and reduced the remaining effect of backflow preventer casing inside liquid, solved backflow preventer casing after washing, the inside remaining moisture of casing easily leads to the casing to take place the problem of corrosion.
3. This high-efficient cleaning equipment of accessory for backflow preventer production and application method thereof after dashing into high-pressure rivers through booster pump in to backflow preventer casing, can inspect the integrality of casing, if the casing exists and runs through gas pocket or secret crack, then have rivers to ooze from the defect, have reached the effect of being convenient for carry out the inspection to the integrality of backflow preventer casing, have solved the difficult problem of perceiving of backflow preventer casing internal existence run through type defect.
Drawings
FIG. 1 is a partial cross-sectional view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of the invention at B of FIG. 1;
FIG. 4 is a schematic view of the connection state of the booster pump and the three-way pipe according to the present invention.
Wherein: 1. a work table; 2. a first baffle plate; 3. a second baffle; 4. a rotating shaft; 5. a hand wheel; 6. pulling a plate; 7. a pull rod; 8. a first retaining ring; 9. a second retaining ring; 10. pressing a plate; 11. a first cylindrical plug; 12. a first water stop rubber ring; 13. a second cylindrical plug; 14. an annular plate; 15. a second water stop rubber ring; 16. a second screw; 17. a first screw; 18. a drain pipe; 19. a three-way pipe; 20. a booster water pump; 21. a water conduit; 22. a pressurization air pump; 23. an air duct; 24. a water stop plug; 25. a first resisting rod; 26. a second resisting rod; 27. a first fixing plate; 28. and a second fixing plate.
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.
Referring to fig. 1-4, a high-efficiency cleaning device for accessories used in the production of a low-resistance backflow preventer and a using method thereof, the high-efficiency cleaning device comprises a workbench 1, a first baffle 2 and a second baffle 3 are hinged on the top of the workbench 1, the first baffle 2 is positioned on the right side of the second baffle 3, the left side of the first baffle 2 is movably clamped with a notch on the right side of a backflow preventer shell, the right side of the second baffle 3 is movably clamped with a notch on the left side of the backflow preventer shell, the inner top wall of the workbench 1 is movably connected with a rotating shaft 4, the inner top wall of the workbench 1 is fixedly connected with a fixed bearing, the fixed bearing is a ball bearing, the inner top wall of the workbench 1 is provided with a bearing groove, the side surface of an outer ring of the fixed bearing is fixedly connected with the inner wall of an inner ring of the fixed bearing, the top end of the rotating shaft 4 is movably abutted with the inner top wall of the bearing groove, the bottom fixedly connected with hand wheel 5 of pivot 4, the inside swing joint of workstation 1 has pull rod 7, and the quantity of pull rod 7 is four, and first through-hole has been seted up to the inside of workstation 1, the inside swing joint of the side surface of pull rod 7 and first through-hole.
A first fixing ring 8 and a second fixing ring 9 are fixedly sleeved on the side surface of the pull rod 7, the first fixing ring 8 is positioned on the lower side of the second fixing ring 9, when the pull rod 7 is in a free state, the bottom of the first fixing ring 8 is abutted against the workbench 1 in a fixed ratio, the top of the second fixing ring 9 is abutted against the bottom of the pressing plate 10, a pull plate 6 and a pressing plate 10 are movably sleeved on the side surface of the pull rod 7, a second through hole is formed in the pull plate 6, the side surface of the pull rod 7 is movably connected with the inside of the second through hole, a third through hole is formed in the pressing plate 10, the side surface of the pull rod 7 is movably connected with the inside of the third through hole, a first fixing nut and a second fixing nut are connected with the side surface of the pull rod 7 in a threaded manner, the first fixing nut is positioned on the upper side of the second fixing nut, the bottom of the first fixing nut is abutted against the top of the pressing plate 10, the top of the second fixing nut is abutted against the bottom of the pull plate 6, the side surface of pivot 4 and the inside threaded connection of arm-tie 6, the first cylindricality stopper 11 of bottom fixedly connected with of clamp plate 10, the notch joint at first cylindricality stopper 11 and refluence prevention ware casing top, first stagnant water rubber circle 12 has been cup jointed in the side surface activity of first cylindricality stopper 11, the top fixedly connected with second cylindricality stopper 13 of workstation 1, the notch joint of second cylindricality stopper 13 and refluence prevention ware casing bottom.
An annular plate 14 is fixedly sleeved on the side surface of the second cylindrical plug 13, a second water-stopping rubber ring 15 is movably sleeved on the side surface of the second cylindrical plug 13, the bottom of the second water-stopping rubber ring 15 abuts against the top of the annular plate 14, a second screw 16 is fixedly connected to the left side of the pressing plate 10, the side surface of the second screw 16 is movably connected with the inside of the second baffle plate 3, a second fastening nut is connected with the side surface of the second screw 16 through threads, the right side of the second fastening nut abuts against the left side of the second baffle plate 3, a first screw 17 is fixedly connected to the right side of the pressing plate 10, the side surface of the first screw 17 is movably connected with the inside of the first baffle plate 2, a first fastening nut is connected with the side surface of the first screw 17 through threads, the left side of the first fastening nut abuts against the right side of the first baffle plate 2, a drain pipe 18 is connected with the inside of the first baffle plate 2 through threads, a, the three-way pipe 19 has two feed inlets and a discharge outlet, the two feed inlets are a water inlet and an air inlet respectively, a first thread groove is formed in the first baffle 2, the side surface of the drain pipe 18 is in threaded connection with the inside of the first thread groove, a second thread groove is formed in the second baffle 3, the side surface of the three-way pipe 19 is in threaded connection with the inside of the second thread groove, and the side surface of the discharge outlet of the three-way pipe 19 is in threaded connection with the inside of the second thread groove.
The inside of the workbench 1 is fixedly connected with a booster water pump 20, a water outlet of the booster water pump 20 is connected with a water inlet of a three-way pipe 19 through a water guide pipe 21, the workbench 1, a first baffle 2, a second baffle 3, a rotating shaft 4, a hand wheel 5, a pulling plate 6, a pulling rod 7, a first fixing ring 8, a second fixing ring 9, a pressing plate 10, a first cylindrical plug 11, a second cylindrical plug 13, a second screw 16, a first screw 17, a drain pipe 18, a three-way pipe 19, the booster water pump 20, the water guide pipe 21, a first abutting rod 25 and a second abutting rod 26 are matched with each other, so that the effect of conveniently washing and cleaning the inside of the backflow preventer shell is achieved, the problem that the residual impurities inside the shell are difficult to clean due to manual washing because the internal structure of the backflow preventer shell is complicated is solved, the left side of the workbench 1 is fixedly connected with a booster air pump 22, the inside of the pressing plate 10 is movably connected with a first abutting rod 25, the first abutting rod 25 is located on the left side of the second abutting rod 26, the bottom end of the first abutting rod 25 is clamped with a bolt hole on the left side of the top of the backflow preventer shell, the bottom end of the second abutting rod 26 is clamped with a bolt hole on the right side of the top of the backflow preventer shell, and a first fixing plate 27 is fixedly sleeved on the side surface of the first abutting rod 25.
The bottom of the first fixing plate 27 abuts against the top of the shell of the backflow preventer, the side surface of the second abutting rod 26 is fixedly sleeved with the second fixing plate 28, the bottom of the second fixing plate 28 abuts against the top of the shell of the backflow preventer, and through the mutual matching of the workbench 1, the first baffle 2, the second baffle 3, the rotating shaft 4, the hand wheel 5, the pulling plate 6, the pulling rod 7, the first fixing ring 8, the second fixing ring 9, the pressing plate 10, the first cylindrical plug 11, the second cylindrical plug 13, the second screw 16, the first screw 17, the three-way pipe 19, the booster pump 22, the air duct 23, the water stop plug 24, the first abutting rod 25 and the second abutting rod 26, when the water flow in the shell is exhausted, high-pressure air can be introduced into the shell of the backflow preventer through the booster pump 22, so that the residual water in the shell is discharged from the thread groove at the top of the shell, and the effect of reducing the residual liquid in the shell of the backflow preventer is achieved, after the shell of the backflow preventer is washed, the water drain pipe 18 is firstly detached from the first thread groove, then the water stop plug 24 is connected with the first thread groove, then the water guide pipe 21 is detached from the water inlet of the three-way pipe 19, the water inlet is sealed by the sealing cover, then the air outlet of the booster air pump 22 is connected with the air inlet of the three-way pipe 19 by the air guide pipe 23, finally the first abutting rod 25 and the second abutting rod 26 are respectively screwed, so that the bottom ends of the first abutting rod and the second abutting rod are separated from the backflow preventer shell, at the moment, the backflow preventer shell can be ventilated by the booster air pump, the water vapor remained in the shell is blown out from the bolt hole at the top of the shell, thereby reducing the liquid remained in the shell, preventing the corrosion in the shell, and paying attention to the fact that the shell is just taken out from a casting mold, no antiseptic treatment is carried out.
The using method comprises the following steps: first, place the backflow preventer casing at workstation 1 top and fixed, with the notch joint of first cylindricality stopper 11 with backflow preventer casing bottom, first stagnant water rubber circle 12 then can take place to warp under the extrusion of casing and annular plate 14 to block up the gap of first cylindricality stopper 11 and notch. The second step, make second plunger 13 and casing top notch joint, earlier anticlockwise rotation hand wheel 5, drive pivot 4 through hand wheel 5 and rotate, thereby force arm-tie 6 to move down, after arm-tie 6 moves down, clamp plate 10 can be together down under the combined action of pull rod 7 and fixing bolt, until the notch joint at second plunger 13 and refluence prevention casing top, and second stagnant water rubber circle 15 then can take place to warp under the extrusion of casing and clamp plate 10, thereby block up the gap of second plunger 13 and notch. And thirdly, firstly, the first baffle 2 is rotated anticlockwise, the first baffle 2 is connected with the right side of the pressing plate 10 into a whole through the first fastening nut and the first screw rod 17, then the second baffle 3 is rotated clockwise, the second baffle 3 is connected with the left side of the pressing plate 10 into a whole through the second fastening nut and the second screw rod 16, the left side of the first baffle 2 is attached to the right side notch of the shell, and the right side of the second baffle 3 is attached to the left side notch of the shell. And fourthly, connecting the drain pipe 18 and the three-way pipe 19 with the first baffle 2 and the second baffle 3 respectively, connecting the booster water pump 20 with the water inlet of the three-way pipe 19 through the water guide pipe 21 after the connection between the two is completed, and sealing the air inlet of the three-way pipe 19, and finally communicating the drain pipe 18 on the first baffle 2 with the outdoor drainage system so as to wash the inside of the backflow preventer shell.
When the backflow preventer is used, a shell of the backflow preventer is placed at the top of a workbench 1, a second cylindrical plug 13 is clamped with a notch at the bottom of the shell, a hand wheel 5 is rotated, a rotating shaft 4 is driven to rotate through the hand wheel 5, after the rotating shaft 4 rotates, a pulling plate 6 in threaded connection with the rotating shaft 4 moves downwards, when the pulling plate 6 moves downwards, a pressing plate 10 moves downwards under the combined action of a pull rod 7 and a fixing nut until the second cylindrical plug 13 is clamped with the notch at the top of the shell, at the moment, a first water stop rubber ring 12 and a second water stop rubber ring 15 are extruded and deformed, so that a gap between the cylindrical plug and the notch is blocked, then a first baffle 2 and a second baffle 3 are respectively turned over, the first baffle 2 is connected with the right side of the pressing plate 10 through a first screw rod 17 and a first fastening nut, the second baffle 3 is connected with the left side of the pressing plate 10 through a second screw rod 16 and a second fastening nut, then, the drain pipe 18 and the three-way pipe 19 are connected with the first baffle 2 and the second baffle 3, the other end of the drain pipe 18 is connected with an external drainage system, the water outlet of the booster water pump 20 is connected with the water inlet of the three-way pipe 19 through the water guide pipe 21, finally the booster water pump 20 is opened, high-pressure water flows can enter the shell of the backflow preventer through the water guide pipe 21, the water level in the shell can rise all the time because the water inlet of the three-way pipe 19 is far larger than the water discharge of the drain pipe 18 until the shell is completely filled with the water flows, and then the water flows along with the flowing of the water and can continuously wash the inner wall of the shell, so that the effect of comprehensively washing the inner wall of the shell is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a production of low resistance backflow preventer is with high-efficient cleaning equipment of accessory, includes workstation (1), its characterized in that: the top of the workbench (1) is hinged with a first baffle (2) and a second baffle (3), the inner top wall of the workbench (1) is movably connected with a rotating shaft (4), the bottom end of the rotating shaft (4) is fixedly connected with a hand wheel (5), a pull rod (7) is movably connected in the workbench (1), a first fixing ring (8) and a second fixing ring (9) are fixedly sleeved on the side surface of the pull rod (7), a pulling plate (6) and a pressing plate (10) are movably sleeved on the side surface of the pull rod (7), the side surface of the rotating shaft (4) is in threaded connection with the inner part of the pulling plate (6), the bottom of the pressure plate (10) is fixedly connected with a first cylindrical plug (11), the side surface of the first cylindrical plug (11) is movably sleeved with a first water stop rubber ring (12), the top of the workbench (1) is fixedly connected with a second cylindrical plunger (13);
the side surface of the second cylindrical plug (13) is fixedly sleeved with an annular plate (14), the side surface of the second cylindrical plug (13) is movably sleeved with a second water stop rubber ring (15), the left side of the pressing plate (10) is fixedly connected with a second screw rod (16), the side surface of the second screw rod (16) is movably connected with the inside of a second baffle (3), the right side of the pressing plate (10) is fixedly connected with a first screw rod (17), the side surface of the first screw rod (17) is movably connected with the inside of a first baffle (2), the inside of the first baffle (2) is in threaded connection with a drain pipe (18), the inside of the second baffle (3) is in threaded connection with a three-way pipe (19), the inside of the workbench (1) is fixedly connected with a booster water pump (20), a water outlet of the booster water pump (20) is connected with a water inlet of the three-way pipe (19) through a water guide pipe (21), the left side of the workbench (1) is fixedly connected with a pressurization air pump (22), and the inside of the pressing plate (10) is movably connected with a first abutting rod (25) and a second abutting rod (26).
2. The low resistance backflow preventer production accessory high efficiency cleaning equipment of claim 1, characterized in that: the inner top wall of the workbench (1) is fixedly connected with a fixed bearing, and the side surface of the rotating shaft (4) is fixedly connected with the inner wall of the inner ring of the fixed bearing.
3. The low resistance backflow preventer production accessory high efficiency cleaning equipment of claim 1, characterized in that: a first through hole is formed in the workbench (1), and the side surface of the pull rod (7) is movably connected with the inside of the first through hole.
4. The low resistance backflow preventer production accessory high efficiency cleaning equipment of claim 1, characterized in that: the pull plate is characterized in that a second through hole is formed in the pull plate (6), the side surface of the pull rod (7) is movably connected with the inside of the second through hole, a third through hole is formed in the press plate (10), and the side surface of the pull rod (7) is movably connected with the inside of the third through hole.
5. The low resistance backflow preventer production accessory high efficiency cleaning equipment of claim 1, characterized in that: the side surface of the first abutting rod (25) is fixedly sleeved with a first fixing plate (27), and the side surface of the second abutting rod (26) is fixedly sleeved with a second fixing plate (28).
6. The low resistance backflow preventer production accessory high efficiency cleaning equipment of claim 1, characterized in that: the inner part of the first baffle plate (2) is provided with a first thread groove, the side surface of the drain pipe (18) is in threaded connection with the inner part of the first thread groove, the inner part of the second baffle plate (3) is provided with a second thread groove, and the side surface of the three-way pipe (19) is in threaded connection with the inner part of the second thread groove.
7. The use method of the efficient cleaning equipment for the accessories for the production of the low-resistance backflow preventer as claimed in claim 1, is characterized in that: the using method comprises the following steps:
firstly, placing and fixing a backflow preventer shell on the top of a workbench (1), clamping a first cylindrical plug (11) with a notch at the bottom of the backflow preventer shell, and enabling a first water-stopping rubber ring (12) to deform under the extrusion of the shell and an annular plate (14), so that a gap between the first cylindrical plug (11) and the notch is blocked;
secondly, clamping the second cylindrical plug (13) with a notch at the top of the shell, firstly rotating the hand wheel (5) anticlockwise, driving the rotating shaft (4) to rotate through the hand wheel (5), so as to force the pulling plate (6) to move downwards, when the pulling plate (6) moves downwards, the pressing plate (10) can move downwards together under the combined action of the pulling rod (7) and the fixing bolt until the second cylindrical plug (13) is clamped with the notch at the top of the shell of the backflow preventing device, and the second water-stopping rubber ring (15) can deform under the extrusion of the shell and the pressing plate (10), so as to block a gap between the second cylindrical plug (13) and the notch;
thirdly, the first baffle (2) is rotated anticlockwise to enable the first baffle (2) to be connected with the right side of the pressing plate (10) into a whole through the first fastening nut and the first screw (17), then the second baffle (3) is rotated clockwise to enable the second baffle (3) to be connected with the left side of the pressing plate (10) into a whole through the second fastening nut and the second screw (16), at the moment, the left side of the first baffle (2) is attached to a right notch of the shell, and the right side of the second baffle (3) is attached to a left notch of the shell;
and fourthly, connecting a drain pipe (18) and a three-way pipe (19) with the first baffle (2) and the second baffle (3) respectively, connecting a booster water pump (20) with a water inlet of the three-way pipe (19) through a water guide pipe (21) after the connection between the two is completed, and sealing an air inlet of the three-way pipe (19), and finally only communicating the drain pipe (18) on the first baffle (2) with an outdoor drainage system so as to flush the inside of the backflow preventer shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760009.2A CN113426786B (en) | 2021-07-06 | 2021-07-06 | Efficient cleaning equipment for accessories for production of low-resistance backflow preventer and using method of efficient cleaning equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760009.2A CN113426786B (en) | 2021-07-06 | 2021-07-06 | Efficient cleaning equipment for accessories for production of low-resistance backflow preventer and using method of efficient cleaning equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113426786A true CN113426786A (en) | 2021-09-24 |
| CN113426786B CN113426786B (en) | 2023-03-28 |
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| CN113426786B (en) | 2023-03-28 |
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