CN213271289U - Back flush valve for filter - Google Patents
Back flush valve for filter Download PDFInfo
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- CN213271289U CN213271289U CN202022338075.4U CN202022338075U CN213271289U CN 213271289 U CN213271289 U CN 213271289U CN 202022338075 U CN202022338075 U CN 202022338075U CN 213271289 U CN213271289 U CN 213271289U
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Abstract
The utility model discloses a back flush valve for filter, which comprises a housin, casing top middle part is provided with AC motor, the inboard rack department of second rack board all meshes and is connected with second rotating gear, both ends rack department about the valve plate is connected to the inboard meshing respectively of second rotating gear, the inboard rack department of fourth rack board all meshes and is connected with third rotating gear, both ends rack department about last valve plate is connected to the inboard meshing respectively of third rotating gear. The utility model discloses in, the valve plate removes on the third support column under the effect of second transmitting gear drives through AC motor's rotation, drives the valve plate simultaneously and carries out synchronous motion on the third support column under third transmitting gear's effect to the automation of valve plate and lower valve plate is opened and is closed in the realization, thereby realizes that the automation of valve is opened and is closed, and convenient operation is worth wideling popularize.
Description
Technical Field
The utility model relates to the field of valves, especially, relate to a back flush valve for filter.
Background
The long-term use of the filter can cause the filter screen of the filter to be blocked by impurities in water, and at the moment, reverse water injection is needed to carry out back flushing on the filter screen of the filter.
In the existing backwashing valves for the filter, the backwashing valves are basically manually adjusted, so that the manpower resource is seriously consumed, and the switches of most valves are difficult to open by one person, so that the backwashing valves are inconvenient to use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a backwashing valve for a filter.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a backwashing valve for a filter comprises a shell, wherein connecting holes are formed in the left side and the right side of the shell, an alternating current motor is arranged in the middle of the top end of the shell, a driving end of the alternating current motor penetrates through the shell and is fixedly connected with a first bevel gear, the right end of the first bevel gear is meshed with a second bevel gear, a first rotating rod is arranged at the inner through hole of the second bevel gear, third bevel gears are arranged at the left end and the right end of the first rotating rod, a fourth bevel gear is meshed with the outer side of the third bevel gear, a second rotating rod is arranged at the inner through hole of the fourth bevel gear, a fifth bevel gear is arranged in the middle of the second rotating rod, a sixth bevel gear is meshed with the outer side of the fifth bevel gear, the inner through hole of the sixth bevel gear is fixedly connected to one end of the third rotating, all the meshing of first rotating gear front end is connected with first rack board, the equal fixed connection in head rod one end in first rack board bottom, the equal fixed connection in second rack board outside bottom of head rod other end, the inboard rack department of second rack board all meshes and is connected with second rotating gear, both ends rack department about the valve plate is connected respectively to the second rotating gear inboard, the equal meshing of first rotating gear rear end is connected with third rack board, the equal fixed connection in third rack board top is in second connecting rod one end, the equal fixed connection in the fourth rack board outside top of second connecting rod other end, the inboard rack department of fourth rack board all meshes and is connected with third rotating gear, the third rotating gear inboard meshes respectively and is connected both ends rack department about last valve plate.
As a further description of the above technical solution:
first pivot pole both sides all are provided with ball bearing and are close to the inside bottom department of casing and all are provided with the dead lever, the equal fixed connection in the inside top of casing in dead lever top.
As a further description of the above technical solution:
the bottom ends of the second rotating rods are rotatably connected to the bottom end inside the shell.
As a further description of the above technical solution:
the other end of the third rotating rod is rotatably connected to the inner wall of the shell.
As a further description of the above technical solution:
first rack board and the equal sliding connection in third rack inboard are on the equal fixed connection of first bracing piece one end and the first bracing piece other end on shells inner wall.
As a further description of the above technical solution:
the second rack plate and the fourth rack plate are connected inside in a sliding mode at one end of a second supporting rod and the other end of the second supporting rod is fixedly connected to the inner wall of the shell.
As a further description of the above technical solution:
and third connecting rods are arranged at the through holes in the second rotating gear and the third rotating gear, and the front end and the rear end of each third connecting rod are rotatably connected to the front end and the rear end in the shell.
As a further description of the above technical solution:
lower valve plate and last valve plate are inside about both ends equal sliding connection have the equal fixed connection in both ends on shells inner wall about third bracing piece and the third bracing piece.
The utility model discloses following beneficial effect has:
the utility model discloses in, at first drive first bevel gear's rotation through AC motor, at second bevel gear, first dwang, third bevel gear, fourth bevel gear, the second dwang, fifth bevel gear, sixth bevel gear, the third dwang, first rotation gear, first rack plate, the head rod, second rotation gear, the third rack plate, the second connecting rod, realize valve plate and the relative movement of lower valve plate on the third bracing piece under fourth rack plate and third rotation gear's the effect, thereby realize that the automatic of valve plate and lower valve plate is opened and is closed, and then realize that the automation of valve is opened, be convenient for operate and save manpower resources greatly simultaneously, be worth wideling popularize.
Drawings
Fig. 1 is a sectional view of a backwash valve for a filter according to the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is an enlarged view at B of FIG. 1;
fig. 4 is a schematic structural view of a first rack plate and a third rack plate in the backwash valve for a filter according to the present invention;
fig. 5 is a front view of the backwash valve for a filter according to the present invention.
Illustration of the drawings:
1. a housing; 2. connecting holes; 3. an alternating current motor; 4. a first bevel gear; 5. a second bevel gear; 6. a first rotating lever; 7. a third bevel gear; 8. a fourth bevel gear; 9. a second rotating lever; 10. a fifth bevel gear; 11. a sixth bevel gear; 12. a third rotating rod; 13. a first rotating gear; 14. a first rack plate; 15. a first connecting rod; 16. a second rack plate; 17. a second rotating gear; 18. a lower valve plate; 19. a third rack plate; 20. a second connecting rod; 21. a fourth rack plate; 22. a third rotating gear; 23. an upper valve plate; 24. a ball bearing; 25. fixing the rod; 26. a first support bar; 27. a second support bar; 28. a third connecting rod; 29. and a third support bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-5, the present invention provides an embodiment: a backwashing valve for a filter comprises a shell 1, wherein the left side and the right side of the shell 1 are both provided with connecting holes 2, the middle part of the top end of the shell 1 is provided with an alternating current motor 3, the driving end of the alternating current motor 3 penetrates through the shell 1 and is fixedly connected with a first bevel gear 4, the right end of the first bevel gear 4 is engaged with a second bevel gear 5, a first rotating rod 6 is arranged at the through hole inside the second bevel gear 5, the left end and the right end of the first rotating rod 6 are both provided with a third bevel gear 7, the outer side of the third bevel gear 7 is engaged with a fourth bevel gear 8, the through hole inside the fourth bevel gear 8 is both provided with a second rotating rod 9, the middle part of the second rotating rod 9 is both provided with a fifth bevel gear 10, the outer side of the fifth bevel gear 10 is engaged with a sixth bevel gear 11, the through hole inside the sixth, the front end of the first rotating gear 13 is engaged and connected with a first rack plate 14, the bottom end of the first rack plate 14 is fixedly connected with one end of a first connecting rod 15, the other end of the first connecting rod 15 is fixedly connected with the bottom end of the outer side of a second rack plate 16, racks on the inner side of the second rack plate 16 are engaged and connected with a second rotating gear 17, the inner side of the second rotating gear 17 is engaged and connected with racks on the left and right ends of a lower valve plate 18 respectively, the rear end of the first rotating gear 13 is engaged and connected with a third rack plate 19, the top end of the third rack plate 19 is fixedly connected with one end of a second connecting rod 20, the other end of the second connecting rod 20 is fixedly connected with the top end of the outer side of a fourth rack plate 21, racks on the inner side of the fourth rack plate 21 are engaged and connected with a third rotating gear 22, the inner side of the third rotating gear 22 is, the alternating current motor 3 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the second bevel gear 5 to rotate, the second bevel gear 5 drives the internal first rotating rod 6 to rotate, the first rotating rod 6 drives the third bevel gears 7 on two sides to rotate, the third bevel gear 7 drives the corresponding fourth bevel gear 8 to rotate, the fourth bevel gear 8 drives the internal second rotating rod 9 to rotate, the second rotating rod 9 drives the fifth bevel gear 10 to rotate, the fifth bevel gear 10 drives the corresponding sixth bevel gear 11 to rotate, the sixth bevel gear 11 drives the internal third rotating rod 12 to rotate, the third rotating rod 12 drives the corresponding first rotating gear 13 to rotate, the first rotating gear 13 drives the first rack plate 14 and the third rack plate 19 to move simultaneously, the first rack plate 14 and the third rack plate 19 drive the second rack plate 16 and the fourth rack plate 21 to move respectively under the action of the first connecting rod 15 and the second connecting rod 20, the second rack plate 16 and the fourth rack plate 21 move to respectively drive the second rotating gear 17 and the third rotating gear 22 to rotate, and the second rotating gear 17 and the third rotating gear 22 respectively drive the lower valve plate 18 and the upper valve plate 23 to move relatively, so that the valve is automatically opened and closed.
The ball bearings 24 are arranged on both sides of the first rotating rod 6, the fixing rods 25 are arranged at the positions of the ball bearings 24 close to the bottom end inside the shell 1, the top ends of the fixing rods 25 are fixedly connected to the top end inside the shell 1, the ball bearings 24 realize the function of fixing the first rotating rod 6 and simultaneously guarantee the normal rotation of the first rotating rod 6, meanwhile, the fixing rods 25 play a role in fixing and supporting the ball bearings 24, the bottom end of the second rotating rod 9 is rotatably connected to the bottom end inside the shell 1, so that the normal rotation of the second rotating rod 9 is guaranteed, the other end of the third rotating rod 12 is rotatably connected to the inner wall of the shell 1, so that the normal rotation of the third rotating rod 12 is guaranteed, the first rack plate 14 and the third rack plate 19 are both slidably connected to one end of the first supporting rod 26, the other end of the first supporting rod 26 is both fixedly connected to the inner wall of the shell 1, the first supporting rod 26 plays a role in enhancing the, the inner parts of the second rack plate 16 and the fourth rack plate 21 are slidably connected to one end 27 of the second support rod, the other end of the second support rod 27 is fixedly connected to the inner wall of the shell 1, the second support rod 27 plays a role in enhancing the stability of the second rack plate 16 and the fourth rack plate 21 in the moving process, the through holes in the second rotating gear 17 and the third rotating gear 22 are respectively provided with a third connecting rod 28, the front end and the rear end of the third connecting rod 28 are rotatably connected to the front end and the rear end of the shell 1, the third connecting rod 28 plays a role in fixing the positions of the second rotating gear 17 and the third rotating gear 22, meanwhile, the normal rotation of the second rotating gear 17 and the third rotating gear 22 is ensured, the left end and the right end in the lower valve plate 18 and the upper valve plate 23 are respectively slidably connected with the third support rod 29, the upper end and the lower end of the third support rod 29 are fixedly connected to the inner wall of the shell 1, the third support rod 29, while ensuring normal movement of lower disc 18 and upper disc 23.
The working principle is as follows: when the valve is opened or closed, the alternating current motor 3 drives the first bevel gear 4 to rotate, the first bevel gear 4 drives the second bevel gear 5 to rotate, the second bevel gear 5 drives the first rotating rod 6 inside to rotate, the first rotating rod 6 drives the third bevel gears 7 on two sides to rotate, the third bevel gear 7 drives the corresponding fourth bevel gear 8 to rotate, the fourth bevel gear 8 drives the second rotating rod 9 inside to rotate, the second rotating rod 9 drives the fifth bevel gear 10 to rotate, the fifth bevel gear 10 drives the corresponding sixth bevel gear 11 to rotate, the sixth bevel gear 11 drives the third rotating rod 12 inside to rotate, the third rotating rod 12 drives the corresponding first rotating gear 13 to rotate, the first rotating gear 13 drives the first rack plate 14 and the third rack plate 19 to move simultaneously, and the first rack plate 14 and the third rack plate 19 drive the second rack plate 16 and the fourth rack plate 21 respectively under the action of the first connecting rod 15 and the second connecting rod 20 The second rack plate 16 and the fourth rack plate 21 respectively drive the second rotating gear 17 and the third rotating gear 22 to rotate, and the second rotating gear 17 and the third rotating gear 22 respectively drive the lower valve plate 18 and the upper valve plate 23 to move relatively, so that the valve is automatically opened and closed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (8)
1. The utility model provides a backwash valve for filter, includes casing (1), its characterized in that: the connecting holes (2) are formed in the left side and the right side of the shell (1), an alternating current motor (3) is arranged in the middle of the top end of the shell (1), the driving end of the alternating current motor (3) penetrates through the shell (1) and is fixedly connected with a first bevel gear (4), the right end of the first bevel gear (4) is meshed with a second bevel gear (5), a first rotating rod (6) is arranged at the inner through hole of the second bevel gear (5), third bevel gears (7) are arranged at the left end and the right end of the first rotating rod (6), fourth bevel gears (8) are meshed with the outer sides of the third bevel gears (7), second rotating rods (9) are arranged at the inner through holes of the fourth bevel gears (8), fifth bevel gears (10) are arranged in the middle of the second rotating rods (9), and sixth bevel gears (11) are meshed with the outer sides, the inner through hole of the sixth bevel gear (11) is fixedly connected to one end of a third rotating rod (12), one end of the outer side of the third rotating rod (12) is provided with a first rotating gear (13), the front end of the first rotating gear (13) is meshed with a first rack plate (14), the bottom end of the first rack plate (14) is fixedly connected to one end of a first connecting rod (15), the other end of the first connecting rod (15) is fixedly connected to the bottom end of the outer side of a second rack plate (16), the inner side of the second rack plate (16) is meshed with a second rotating gear (17), the inner side of the second rotating gear (17) is meshed with racks at the left end and the right end of a lower valve plate (18), the rear end of the first rotating gear (13) is meshed with a third rack plate (19), and the top end of the third rack plate (19) is fixedly connected to one end of a second connecting rod (20), the equal fixed connection of second connecting rod (20) other end is on fourth rack plate (21) outside top, the inboard rack department of fourth rack plate (21) all meshes and is connected with third rotating gear (22), both ends rack department is controlled at last valve plate (23) to third rotating gear (22) inboard meshing connection respectively.
2. The backwash valve for a filter according to claim 1, wherein: first pivot pole (6) both sides all are provided with ball bearing (24) and ball bearing (24) are close to casing (1) inside bottom department and all are provided with dead lever (25), the equal fixed connection in casing (1) inside top in dead lever (25) top.
3. The backwash valve for a filter according to claim 1, wherein: the bottom ends of the second rotating rods (9) are rotatably connected to the bottom end inside the shell (1).
4. The backwash valve for a filter according to claim 1, wherein: the other end of the third rotating rod (12) is rotatably connected to the inner wall of the shell (1).
5. The backwash valve for a filter according to claim 1, wherein: the first rack plate (14) and the third rack plate (19) are connected to one end of a first supporting rod (26) in an internal sliding mode, and the other end of the first supporting rod (26) is fixedly connected to the inner wall of the shell (1).
6. The backwash valve for a filter according to claim 1, wherein: the second rack plate (16) and the fourth rack plate (21) are connected inside in a sliding mode at one end of a second supporting rod (27) and the other end of the second supporting rod (27) is fixedly connected to the inner wall of the shell (1).
7. The backwash valve for a filter according to claim 1, wherein: and third connecting rods (28) are arranged at the through holes in the second rotating gear (17) and the third rotating gear (22), and the front end and the rear end of each third connecting rod (28) are rotatably connected to the front end and the rear end in the shell (1).
8. The backwash valve for a filter according to claim 1, wherein: lower valve plate (18) and upper valve plate (23) are inside both ends all sliding connection have third bracing piece (29) and third bracing piece (29) upper and lower both ends all fixed connection on casing (1) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022338075.4U CN213271289U (en) | 2020-10-20 | 2020-10-20 | Back flush valve for filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022338075.4U CN213271289U (en) | 2020-10-20 | 2020-10-20 | Back flush valve for filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213271289U true CN213271289U (en) | 2021-05-25 |
Family
ID=75951398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022338075.4U Active CN213271289U (en) | 2020-10-20 | 2020-10-20 | Back flush valve for filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213271289U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503394A (en) * | 2021-07-12 | 2021-10-15 | 南通世发船舶机械有限公司 | Double-ball valve |
-
2020
- 2020-10-20 CN CN202022338075.4U patent/CN213271289U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113503394A (en) * | 2021-07-12 | 2021-10-15 | 南通世发船舶机械有限公司 | Double-ball valve |
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