CN220622819U

CN220622819U - Low-abrasion corrosion-resistant ball valve casting

Info

Publication number: CN220622819U
Application number: CN202322385257.0U
Authority: CN
Inventors: 马明太; 周海洋; 王新光
Original assignee: Shandong Hongyang Special Steel Technology Co ltd
Current assignee: Shandong Hongyang Special Steel Technology Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-19
Anticipated expiration: 2033-09-04

Abstract

The utility model discloses a low-abrasion corrosion-resistant ball valve casting, which comprises a shell, wherein a water inlet pipe is fixedly connected to the left side of the outer surface of the shell, a first rotating shaft is rotatably connected to the inner side of the water inlet pipe, the rear end of the first rotating shaft penetrates through the outer side of the water inlet pipe and is fixedly connected with a first belt pulley, a second gear is fixedly connected to the middle part of the outer surface of the first rotating shaft, a filter screen is fixedly connected to the inner surface of the water inlet pipe, a pin roll is rotatably connected to the middle part of the outer surface of the left end of the filter screen, a connecting rod is fixedly connected to the outer surface of the pin roll, and a scraping plate is fixedly connected to the right end of the connecting rod. The utility model discloses a through setting up subassemblies such as connecting rod, scraper blade, round pin axle, drive the scraper blade through the connecting rod and wipe the clearance to the filter screen surface to can significantly reduce the adhesion of filter screen surface impurity, can enough help keeping the permeability and the filter effect of filter screen, can significantly reduce the filter screen again and dismantle clear work load, thereby the operating time of effectual extension ball valve.

Description

Low-abrasion corrosion-resistant ball valve casting

Technical Field

The utility model relates to the technical field of ball valve castings, in particular to a low-abrasion corrosion-resistant ball valve casting.

Background

The ball valve is driven by a valve rod and rotates around the axis of the ball valve, and can also be used for regulating and controlling fluid, the ball valve is mainly used for cutting off, distributing and changing the flow direction of a medium in a pipeline, and the ball valve can be tightly closed only by rotating by 90 degrees and small rotating moment;

the existing ball valve casting lacks the function of filtering impurities in liquid after casting, when the ball valve controls the flow of the liquid with the impurities, the impurities in the liquid easily cause uncleanness in the ball valve after passing through the ball valve, and the ball valve is easily blocked, so that the normal use of the ball valve is not facilitated;

the existing patent (publication number: CN 216896011U) discloses a ball valve casting, which comprises a ball valve casting body, wherein a filter screen is arranged, so that the ball valve casting has the function of filtering impurities in liquid, the phenomenon that the ball valve is blocked easily due to impurities passing through the ball valve when the ball valve controls the flow of the liquid with the impurities can be avoided, the ball valve is beneficial to normal use, the filter screen is easy to assemble and disassemble, convenience is provided for staff, and meanwhile, the filter screen is divided into three parts which can be independently disassembled, the whole filter screen is prevented from being partially damaged and needs to be replaced, and the material is saved;

for above-mentioned problem, current patent gives the solution, and this ball valve can reduce the jam that impurity in the liquid caused to the ball valve through setting up filter screen (16), but its in-service use in-process, need frequent dismantlement clean to the filter screen, and filter screen (16) dismantles the clearance and can consume a large amount of manpowers, and the filter screen can not normal work when dismantling the clearance simultaneously to seriously influence the normal operating of pipeline.

Therefore, a low-abrasion corrosion-resistant ball valve casting is provided.

Disclosure of Invention

The utility model aims to provide a low-abrasion corrosion-resistant ball valve casting, which can solve the problem that the conventional ball valve filter screen needs to be frequently disassembled and cleaned and wastes time and labor.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low wear corrosion-resistant ball valve foundry goods, includes the casing, casing surface left side fixedly connected with inlet tube, the inboard rotation of inlet tube is connected with pivot one, pivot one rear end runs through to the inlet tube outside and fixedly connected with belt pulley one, pivot one surface middle part fixedly connected with gear two, inlet tube internal surface fixedly connected with filter screen, filter screen left end surface middle part rotates and is connected with the round pin axle, round pin axle surface fixedly connected with connecting rod, connecting rod right-hand member fixedly connected with scraper blade, the scraper blade rotates the laminating with the filter screen surface, round pin axle front end fixedly connected with gear one, gear two and gear one meshing transmission are connected.

Preferably, the inner surface of the water inlet pipe is rotationally connected with a second rotating shaft, the outer surface of the rotating shaft is fixedly connected with blades, and the number of the blades is four, and the blades are symmetrically distributed.

Preferably, the front end of the second rotating shaft penetrates through the outer side of the water inlet pipe and is fixedly connected with a first belt pulley, the outer surface of the first belt pulley is rotationally connected with a conveying belt, the first belt pulley is rotationally connected with a second belt pulley through the conveying belt, and the outer surface of the rear end of the second belt pulley is fixedly connected with the first rotating shaft.

Preferably, a drain pipe is fixedly connected to the lower side of the outer surface of the water inlet pipe, and the drain pipe is positioned right below the scraping plate.

Preferably, the right side of the outer surface of the shell is fixedly connected with a water outlet pipe, the inner surface of the shell is rotationally connected with a valve body, and the middle part of the valve body is provided with a guide pipe.

Preferably, the connecting pipe is fixedly connected to the upper side of the outer surface of the shell, the supporting block is fixedly connected to the inner surface of the connecting pipe, the valve rod is fixedly connected to the upper side of the outer surface of the valve body, and the upper end of the valve rod penetrates through the upper side of the connecting pipe and is rotationally connected with the supporting block.

Preferably, the valve rod upper end fixedly connected with carousel, connecting pipe internal surface fixedly connected with closing plate, the valve rod runs through both ends about the closing plate and rotates with the closing plate to be connected, the valve rod surface is located connecting pipe upside threaded connection has the lock sleeve.

Preferably, the embedded sealing ring that is fixedly connected with of casing internal surface, the sealing ring is the ring form, the valve body surface rotates the laminating with the sealing ring.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the ball valve, the components such as the connecting rod, the scraping plate and the pin shaft are arranged, and the scraping plate is driven by the connecting rod to scrape and clean the surface of the filter screen, so that the adhesion of impurities on the surface of the filter screen can be greatly reduced, the permeability and the filtering effect of the filter screen can be maintained, the workload of disassembling and cleaning the filter screen can be greatly reduced, and the working time of the ball valve can be effectively prolonged;

2. the utility model discloses a through setting up subassembly such as blade, filter screen, pivot, the filter screen filters liquid to reduce impurity and carry out the valve body in causing the jam and wearing and tearing to the valve body, can reduce the absorption of valve body internal surface incrustation scale simultaneously, effectually prolonged the life of valve body, the blade receives rivers to strike and rotate, greatly reduced carries out artifical clear work load to the filter screen.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is an overall structural view of the present utility model;

FIG. 2 is a top view of the overall structure of the present utility model;

FIG. 3 is a cross-sectional view taken along line A-A in FIG. 2 in accordance with the present utility model;

fig. 4 is a view showing the structure of the blade and the filter screen according to the present utility model.

Reference numerals illustrate:

1. a water outlet pipe; 2. a housing; 3. a water inlet pipe; 4. a connecting pipe; 5. a turntable; 6. a first belt pulley; 7. a belt pulley II; 8. a conveyor belt; 9. a locking sleeve; 10. a valve stem; 11. a support block; 12. a sealing plate; 13. a seal ring; 14. a valve body; 15. a conduit; 16. a filter screen; 17. a blade; 18. a first rotating shaft; 19. a connecting rod; 20. a scraper; 21. a pin shaft; 22. a first gear; 23. a second gear; 24. a second rotating shaft; 25. and a blow-down pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 4, the present utility model provides a technical solution:

the utility model provides a low wear corrosion-resistant ball valve foundry goods, includes casing 2, casing 2 surface left side fixedly connected with inlet tube 3, the inboard rotation of inlet tube 3 is connected with first 18 of pivot, first 18 rear ends of pivot run through to inlet tube 3 outside and fixedly connected with belt pulley one 6, first 18 surface middle part fixedly connected with gear two 23 of pivot, 3 internal surface fixedly connected with filter screen 16 of inlet tube, the filter screen 16 left end surface middle part rotates and is connected with round pin axle 21, round pin axle 21 surface fixedly connected with connecting rod 19, connecting rod 19 right-hand member fixedly connected with scraper blade 20, scraper blade 20 rotates the laminating with filter screen 16 surface, round pin axle 21 front end fixedly connected with gear one 22, gear two 23 and gear one 22 meshing transmission are connected.

A drain pipe 25 is fixedly connected to the lower side of the outer surface of the water inlet pipe 3, and the drain pipe 25 is positioned right below the scraper 20.

Through adopting above-mentioned technical scheme, through setting up filter screen 16 in inlet tube 3 and filtering the liquid that gets into inside casing 2, thereby reduce impurity and carry out in the valve body 14 and cause jam and wearing and tearing to valve body 14, can reduce the absorption of valve body 14 internal surface incrustation scale simultaneously, the effectual life who prolongs valve body 14, along with the rotation of first 18 drive gear 22 of pivot, gear two 23 rotates along with gear one 22 rotates and synchronous rotation through the meshing transmission connection with gear one 22, gear two 23 drive connecting rod 19 rotates around round pin axle 21, and then drive scraper blade 20 to scrape the clearance to filter screen 16 surface through connecting rod 19, thereby can significantly reduce the adhesion of filter screen 16 surface impurity, can discharge through blow off pipe 25 after the impurity on filter screen 16 surface is scraped, can help keeping the permeability and the filter effect of filter screen 16, can significantly reduce filter screen 16 again and dismantle clear work load, thereby the operating time of effectual extension ball valve.

Specifically, as shown in fig. 1 and fig. 4, the inner surface of the water inlet pipe 3 is rotatably connected with a second rotating shaft 24, the outer surface of the second rotating shaft 24 is fixedly connected with blades 17, and the number of the blades 17 is four and symmetrically distributed.

The front end of the second rotating shaft 24 penetrates through the outer side of the water inlet pipe 3 and is fixedly connected with a first belt pulley 6, the outer surface of the first belt pulley 6 is rotationally connected with a conveying belt 8, the first belt pulley 6 is rotationally connected with a second belt pulley 7 through the conveying belt, and the outer surface of the rear end of the second belt pulley 7 is fixedly connected with a first rotating shaft 18.

Through adopting above-mentioned technical scheme, liquid flows into in the valve body 14 from inlet tube 3, and liquid can strike blade 17 when flowing, and then makes blade 17 drive pivot two 24 and rotate, and pivot two 24 drive belt pulley one 6 and rotate in step, and belt pulley one 6 drives belt pulley two 7 and rotates in step through conveyer belt 8, and then drives the rotation of pivot one 18 through belt pulley two 7 to realize cleaning filter screen 16 at the in-process that liquid flows, greatly reduced carry out the manual cleaning work load to filter screen 16.

Specifically, as shown in fig. 3, the water outlet pipe 1 is fixedly connected to the right side of the outer surface of the casing 2, the valve body 14 is rotatably connected to the inner surface of the casing 2, and the conduit 15 is provided in the middle of the valve body 14.

The upper side of the outer surface of the shell 2 is fixedly connected with a connecting pipe 4, the inner surface of the connecting pipe 4 is fixedly connected with a supporting block 11, the upper side of the outer surface of the valve body 14 is fixedly connected with a valve rod 10, and the upper end of the valve rod 10 penetrates through the upper side of the connecting pipe 4 and is rotationally connected with the supporting block 11.

Through adopting above-mentioned technical scheme, the ball valve passes through valve body 14 from outlet pipe discharge at the during operation liquid, liquid gets into inside the casing 2 after, the operation panel can drive valve body 14 through valve rod 10 and rotate, when the pipe 15 both ends at valve body 14 middle part overlap with inlet tube 3 and outlet pipe, the circulation of pipeline is realized through the pipe 15 inflow outlet pipe, after continuing to rotate valve body 14, valve body 14 can prevent that the liquid in the inlet tube 3 from getting into inside the casing 2, realize the shutoff of liquid in the pipeline, supporting shoe 11 can support valve rod 10, make valve rod 10 drive valve body 14 steady rotation.

Specifically, as shown in fig. 1 and 3, the upper end of the valve rod 10 is fixedly connected with the turntable 5, the inner surface of the connecting pipe 4 is fixedly connected with the sealing plate 12, the valve rod 10 penetrates through the upper end and the lower end of the sealing plate 12 and is rotationally connected with the sealing plate 12, and the outer surface of the valve rod 10 is positioned on the upper side of the connecting pipe 4 and is in threaded connection with the locking sleeve 9.

The inner surface of the shell 2 is embedded and fixedly connected with a sealing ring 13, the sealing ring 13 is annular, and the outer surface of the valve body 14 is rotationally attached to the sealing ring 13.

Through adopting above-mentioned technical scheme, carousel 5 can be convenient for operate the ball valve, and sealing plate 12 can improve the leakproofness between casing 2 and the connecting pipe 4, and lock sleeve 9 can be fixed the locking to valve rod 10 through the screw drive connection with valve rod 10, reduces the unexpected pivoted probability of valve rod 10, has improved the stability of ball valve operation in-process, and ring seal 13 can be showing in the reduction liquid entering connecting pipe 4.

Working principle: when liquid flows into the water inlet pipe 3, the filter screen 16 filters the liquid entering the shell 2, the blade 17 is impacted in the liquid flowing process, the blade 17 drives the rotating shaft II 24 to rotate, the rotating shaft II 24 drives the belt pulley I6 to synchronously rotate, the belt pulley I6 drives the belt pulley II 7 to synchronously rotate through the conveying belt 8, and then the belt pulley II 7 drives the rotating shaft I18 to rotate, along with the rotation of the rotating shaft I18, the gear II 23 drives the gear I22 to synchronously rotate along with the rotation of the gear I22 through the meshing transmission connection of the gear II 23, the gear II 23 drives the connecting rod 19 to rotate around the pin shaft 21, the scraper blade 20 is driven by the connecting rod 19 to scrape the surface of the filter screen 16, the valve body 14 is driven by the valve rod 10 to rotate, when two ends of the guide pipe 15 in the middle of the valve body 14 are matched with the water inlet pipe 3 and the water outlet pipe, the liquid flows into the water outlet pipe through the guide pipe 15 to realize the circulation of the pipeline, after the valve body 14 is continuously rotated, the liquid in the water inlet pipe 3 can be prevented from entering the shell 2, the blocking of the liquid in the pipeline can be realized, the valve rod 10 can be supported by the supporting block 11, and the valve rod 10 can drive the valve rod 14 to smoothly rotate.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a low wear corrosion-resistant ball valve foundry goods, includes casing (2), its characterized in that: the novel water purifier comprises a shell (2), wherein a water inlet pipe (3) is fixedly connected to the left side of the outer surface of the shell, a rotating shaft I (18) is rotatably connected to the inner side of the water inlet pipe (3), the rear end of the rotating shaft I (18) penetrates through the outer side of the water inlet pipe (3) and is fixedly connected with a belt pulley I (6), a gear II (23) is fixedly connected to the middle of the outer surface of the rotating shaft I (18), a filter screen (16) is fixedly connected to the inner surface of the water inlet pipe (3), a pin shaft (21) is rotatably connected to the middle of the outer surface of the left end of the filter screen (16), a connecting rod (19) is fixedly connected to a scraping plate (20) at the right end of the connecting rod, the scraping plate (20) is rotatably attached to the outer surface of the filter screen (16), a gear I (22) is fixedly connected to the front end of the pin shaft (21), and the gear II (23) is in meshed transmission connection with the gear I (22).

2. The low wear corrosion resistant ball valve casting of claim 1, wherein: the inner surface of the water inlet pipe (3) is rotationally connected with a second rotating shaft (24), the outer surface of the second rotating shaft (24) is fixedly connected with blades (17), and the number of the blades (17) is four groups and symmetrically distributed.

3. The low wear corrosion resistant ball valve casting of claim 2, wherein: the front end of the second rotating shaft (24) penetrates through the outer side of the water inlet pipe (3) and is fixedly connected with a first belt pulley (6), the outer surface of the first belt pulley (6) is rotationally connected with a conveying belt (8), the first belt pulley (6) is rotationally connected with a second belt pulley (7) through the conveying belt, and the outer surface of the rear end of the second belt pulley (7) is fixedly connected with the first rotating shaft (18).

4. A low wear corrosion resistant ball valve casting according to claim 3, wherein: the lower side of the outer surface of the water inlet pipe (3) is fixedly connected with a blow-down pipe (25), and the blow-down pipe (25) is positioned under the scraping plate (20).

5. The low wear corrosion resistant ball valve casting of claim 4, wherein: the water outlet pipe (1) is fixedly connected to the right side of the outer surface of the shell (2), the valve body (14) is rotatably connected to the inner surface of the shell (2), and the guide pipe (15) is arranged in the middle of the valve body (14).

6. The low wear corrosion resistant ball valve casting of claim 5, wherein: the novel valve is characterized in that a connecting pipe (4) is fixedly connected to the upper side of the outer surface of the shell (2), a supporting block (11) is fixedly connected to the inner surface of the connecting pipe (4), a valve rod (10) is fixedly connected to the upper side of the outer surface of the valve body (14), and the upper end of the valve rod (10) penetrates through the upper side of the connecting pipe (4) and is rotationally connected with the supporting block (11).

7. The low wear corrosion resistant ball valve casting of claim 6, wherein: the novel valve is characterized in that the upper end of the valve rod (10) is fixedly connected with the rotary table (5), the inner surface of the connecting pipe (4) is fixedly connected with the sealing plate (12), the valve rod (10) penetrates through the upper end and the lower end of the sealing plate (12) and is rotationally connected with the sealing plate (12), and the outer surface of the valve rod (10) is located on the upper side of the connecting pipe (4) and is in threaded connection with the locking sleeve (9).

8. The low wear corrosion resistant ball valve casting of claim 7, wherein: the inner surface of the shell (2) is embedded and fixedly connected with a sealing ring (13), the sealing ring (13) is in a circular ring shape, and the outer surface of the valve body (14) is rotationally attached to the sealing ring (13).