CN220816730U

CN220816730U - Eccentric regulating valve

Info

Publication number: CN220816730U
Application number: CN202321902541.4U
Authority: CN
Inventors: 张汉涛
Original assignee: Shanghai Shenji Meter Co ltd
Current assignee: Shanghai Shenji Meter Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-04-19
Anticipated expiration: 2033-07-19

Abstract

The utility model relates to the technical field of valve plugs, in particular to an eccentric regulating valve, which comprises a regulating valve main body, wherein a fixed block is fixedly arranged at the top end of the regulating valve main body, a first fixed seat is fixedly arranged at the top end of the fixed block, a forward and reverse rotating motor is fixedly arranged in the first fixed seat, and a first gear is fixedly arranged on a transmission shaft of the forward and reverse rotating motor, and the eccentric regulating valve has the beneficial effects that: the motor drives first gear to rotate, and first gear is smaller than the second gear size for second gear rotational speed is less than first gear far away, and second gear and third gear are on same dwang, thereby second gear is the same with third gear rotational speed, and the third gear is smaller than the fourth gear size, and the rotational speed that makes the fourth gear is less than the third gear far away, makes the rotational speed of valve rod very slow, thereby makes the device finely tune waterproof valve plug, has improved the precision of governing valve main part play water flow.

Description

Eccentric regulating valve

Technical Field

The utility model relates to the technical field of valve plugs, in particular to an eccentric regulating valve.

Background

The eccentric regulating valve is a regulating valve for controlling the water outlet flow through rotating the valve plug, and the valve plug is driven to rotate through rotating the valve rod when the regulating valve works, so that the gap between the valve plug and the inside of the regulating valve is enlarged, the water outlet flow is enlarged, and when the valve rod is reversed, the gap between the valve plug and the inside of the regulating valve is reduced, so that the water outlet flow is reduced, the water outlet flow can be regulated rapidly, and the regulating valve is convenient and quick.

The patent specification with the publication number of CN211117748U discloses an eccentric rotary regulating valve, which comprises a valve core, the case is the U-shaped that overturns 90, and U-shaped bottom is the head of case, case head one end is the sphere, and the vertical section of U-shaped is the case tab respectively, be provided with the valve rod hole on the tab, the valve rod hole is not at the same axis with the sphere center of case head sphere, is provided with the water conservancy diversion wing between two tabs, and the both ends of water conservancy diversion wing are connected with two tabs respectively to the water conservancy diversion wing is located the side of valve rod hole, and water conservancy diversion wing cross-section width reduces gradually towards the direction of keeping away from the valve rod hole. After the regulating valve is opened, the valve rod is positioned at the rear of the guide wing, the guide wing blocks the valve rod, the fluid valve rod is prevented from scouring and impacting, the service life of the valve rod is prolonged, the guide wing divides the fluid medium into two parts of human valve bodies, the stability of medium flow is improved, two ends of the guide wing are respectively connected with lugs at two sides of the valve core, and the valve core is ensured not to deform under the support of the guide wing in the processing process.

However, the above-described regulating valve has been found in the related art to have the following problems: when the valve plug is rotated, the rotation angle of the valve plug is not easy to finely adjust, the water outlet flow of the regulating valve body is easy to be too large or too small, the water outlet precision is reduced, when watering is carried out, water is easy to flow through the damaged plants, when washing is carried out, the water is easy to flow through the damaged plants, and the washing efficiency is easy to be influenced.

Disclosure of utility model

The utility model aims to solve the defects in the prior art and provides an eccentric regulating valve.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an eccentric governing valve, includes the governing valve main part, the fixed block that is equipped with in top of governing valve main part, the fixed first fixing base that is equipped with in top of fixed block, the inside fixed positive and negative motor that is equipped with of first fixing base, the fixed first gear that is equipped with of transmission shaft of positive and negative motor, the top rotation of fixed block is connected with the dwang, and the dwang is located one side of first fixing base, the fixed second gear that is equipped with in side of dwang, the second gear is connected with first gear engagement, the side rotation of dwang is connected with the second fixing base, the bottom of second fixing base and the top fixed connection of fixed block, the fixed third gear that is equipped with in top of dwang, the top rotation of fixed block is connected with the valve rod.

As a further description of the above technical solution: the top of valve rod is fixed and is equipped with the fourth gear, fourth gear and third gear meshing are connected, the fixed dead lever that is equipped with in top of fourth gear, the fixed handle that is equipped with in top of dead lever.

As a further description of the above technical solution: the side of valve rod is connected with the inside rotation of governing valve main part, the side of valve rod is fixed to be equipped with waterproof valve plug, the side of waterproof valve plug and the inside sliding connection of governing valve main part.

As a further description of the above technical solution: the limiting groove is formed in the top end of the fixing block, and a limiting block is connected to the inside of the limiting groove in a sliding mode.

As a further description of the above technical solution: the top of stopper is fixed and is equipped with the third fixing base, the top of third fixing base and the bottom fixed connection of fourth gear.

As a further description of the above technical solution: one side of the third fixing seat is fixedly provided with an indicating needle, the top end of the fixing block is fixedly provided with a scale, and the scale is positioned under the indicating needle.

As a further description of the above technical solution: pressure sensors are arranged at two ends of the gradiometer, and the bottom ends of the pressure sensors are fixedly connected with the top ends of the fixed blocks.

The utility model has the following beneficial effects:

According to the eccentric regulating valve designed by the utility model, through design and matching, the motor drives the first gear to rotate, the first gear is smaller than the second gear in size, so that the rotating speed of the second gear is far smaller than that of the first gear, the second gear and the third gear are arranged on the same rotating rod, the rotating speed of the second gear is the same as that of the third gear, the size of the third gear is smaller than that of the fourth gear, the rotating speed of the fourth gear is far smaller than that of the third gear, and the rotating speed of the valve rod is extremely slow, and therefore the device can finely adjust the waterproof valve plug, and the accuracy of the water outlet flow of the regulating valve main body is improved;

According to the eccentric regulating valve designed by the utility model, through design matching, the rotation angle of the waterproof valve plug can be observed in real time through the position of the indicating needle on the gradiometer, and the waterproof valve plug can be limited by the limit groove when moving to the two ends of the limit groove, so that inaccurate indication of the gradiometer caused by excessive rotation of the waterproof valve plug is avoided, and meanwhile, the limit block can be contacted with the pressure sensor, the pressure sensor controls the forward and reverse rotation motor to be closed, the limit block is prevented from being broken, and the accuracy of the water outlet flow of the regulating valve main body is further improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the structure of FIG. 1A according to the present utility model;

fig. 4 is a schematic diagram of the structure of fig. 2B according to the present utility model.

Legend description:

1. A regulating valve body; 2. a fixed block; 3. a first fixing seat; 4. a forward and reverse rotation motor; 5. a first gear; 6. a rotating lever; 7. a second gear; 8. the second fixing seat; 9. a third gear; 10. a valve stem; 11. a fourth gear; 12. a fixed rod; 13. a handle; 14. a waterproof valve plug; 15. a limit groove; 16. a limiting block; 17. a third fixing seat; 18. an indicator needle; 19. a scale gauge; 20. a pressure sensor.

Detailed Description

Referring to fig. 1-4, the present utility model provides an eccentric adjusting valve: including governing valve main part 1, the fixed block 2 that is equipped with in top of governing valve main part 1, the fixed first fixing base 3 that is equipped with in top of fixed block 2, the fixed positive reverse motor 4 that is equipped with in inside of first fixing base 3, the fixed first gear 5 that is equipped with in transmission shaft of positive reverse motor 4, the top rotation of fixed block 2 is connected with dwang 6, and dwang 6 is located one side of first fixing base 3, the fixed second gear 7 that is equipped with in side of dwang 6, second gear 7 and first gear 5 meshing are connected, the side rotation of dwang 6 is connected with second fixing base 8, the bottom of second fixing base 8 and the top fixed connection of fixed block 2, the fixed third gear 9 that is equipped with in top of dwang 6, the top rotation of fixed block 2 is connected with valve rod 10.

As a further embodiment of the above technical solution: the top of valve rod 10 is fixed and is equipped with fourth gear 11, and fourth gear 11 is connected with the meshing of third gear 9, and the fixed dead lever 12 that is equipped with in top of fourth gear 11, and the fixed handle 13 that is equipped with in top of dead lever 12 can carry out the rotation of waterproof valve plug 14 fast through handle 13 when not needing to adjust the play water flow precision, is convenient for quick adjustment play water flow.

As a further embodiment of the above technical solution: the side of valve rod 10 rotates with the inside of governing valve main part 1 to be connected, and the side of valve rod 10 is fixed to be equipped with waterproof valve plug 14, and the side of waterproof valve plug 14 and the inside sliding connection of governing valve main part 1, waterproof valve plug 14 are convenient for control the flow of play water.

As a further embodiment of the above technical solution: the limiting groove 15 has been seted up on the top of fixed block 2, and the inside sliding connection of limiting groove 15 has stopper 16, and stopper 16 and limiting groove 15 are convenient for carry out spacingly to waterproof valve plug 14, avoid waterproof valve plug 14 to rotate excessively.

As a further embodiment of the above technical solution: the top of stopper 16 is fixed to be equipped with third fixing base 17, and the bottom fixed connection of third fixing base 17 and fourth gear 11, fourth gear 11 are convenient for drive valve rod 10 rotation.

As a further embodiment of the above technical solution: an indicator needle 18 is fixedly arranged on one side of the third fixing seat 17, a gradiometer 19 is fixedly arranged at the top end of the fixing block 2, the gradiometer 19 is positioned right below the indicator needle 18, and the gradiometer 19 and the indicator needle 18 are convenient for checking the rotation angle of the waterproof valve plug 14.

As a further embodiment of the above technical solution: the both ends of scale 19 all are equipped with pressure sensor 20, and the bottom of two pressure sensor 20 all is connected with the top fixed block 2, and pressure sensor 20 is convenient for control positive and negative rotation motor 4 closes, avoids damaging stopper 16.

Working principle:

When the utility model is used, when the water outlet flow of the regulating valve main body 1 needs to be finely regulated, the forward and reverse rotation motor 4 is started, the transmission shaft of the forward and reverse rotation motor 4 drives the first gear 5 to rotate, thereby driving the second gear 7 to rotate, thereby driving the rotating rod 6 to rotate, thereby driving the third gear 9 to rotate, thereby driving the fourth gear 11 to rotate, thereby driving the valve rod 10 to rotate, thereby driving the waterproof valve plug 14 to rotate, so that the water outlet flow of the regulating valve main body 1 is changed, the first gear 5 has smaller size compared with the second gear 7, the rotating speed of the second gear 7 is far smaller than that of the first gear 5, the second gear 7 and the third gear 9 are arranged on the same rotating rod 6, thereby the rotating speed of the second gear 7 and the third gear 9 is the same, the rotating speed of the third gear 9 is smaller compared with the fourth gear 11, so that the rotating speed of the fourth gear 11 is far smaller than that of the third gear 9, the rotating speed of the valve rod 10 is very slow, so that the device can finely adjust the waterproof valve plug 14, the accurate control of the water outlet flow of the regulating valve body 1 is realized, the regulating precision of the water outlet flow is improved, the rotating angle of the waterproof valve plug 14 can be observed in real time through the position of the indicating needle 18 on the gradiometer 19, the forward and reverse rotation of the motor 4 can be conveniently controlled, the water outlet flow of the regulating valve body 1 can be conveniently regulated, when the limiting block 16 moves to the two ends of the limiting groove 15, the limiting groove 15 is used for limiting, the phenomenon that the gradiometer 19 is inaccurate in indication caused by excessive rotation of the waterproof valve plug 14 is avoided, meanwhile, the limiting block 16 can be contacted with the pressure sensor 20, the pressure sensor 20 controls the motor 4 to be closed, the limiting block 16 is prevented from being broken, and the precision of the water outlet flow is further improved.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. An eccentric regulating valve, comprising a regulating valve body (1), characterized in that: the utility model discloses a regulating valve, including regulating valve main part (1), fixed block (2) that is equipped with in top of regulating valve main part (1), the fixed first fixing base (3) that is equipped with in top of fixed block (2), the inside fixed positive and negative motor (4) that is equipped with of first fixing base (3), the fixed first gear (5) that is equipped with of transmission shaft of positive and negative motor (4), the top rotation of fixed block (2) is connected with dwang (6), and dwang (6) are located one side of first fixing base (3), the fixed second gear (7) that is equipped with in side of dwang (6), second gear (7) and first gear (5) meshing are connected, the side rotation of dwang (6) is connected with second fixing base (8), the bottom of second fixing base (8) and the top fixed connection of fixed block (2), the top of dwang (6) is fixed and is equipped with third gear (9), the top rotation of fixed block (2) is connected with valve rod (10).

2. An eccentric regulating valve as in claim 1, wherein: the novel valve is characterized in that a fourth gear (11) is fixedly arranged at the top end of the valve rod (10), the fourth gear (11) is connected with the third gear (9) in a meshed mode, a fixing rod (12) is fixedly arranged at the top end of the fourth gear (11), and a handle (13) is fixedly arranged at the top end of the fixing rod (12).

3. An eccentric regulating valve as in claim 2, wherein: the side of valve rod (10) is connected with the inside rotation of governing valve main part (1), the side of valve rod (10) is fixed to be equipped with waterproof valve plug (14), the side of waterproof valve plug (14) and the inside sliding connection of governing valve main part (1).

4. An eccentric regulating valve as in claim 1, wherein: the top of fixed block (2) has seted up spacing groove (15), the inside sliding connection of spacing groove (15) has stopper (16).

5. An eccentric adjusting valve as claimed in claim 4, wherein: the top of stopper (16) is fixed and is equipped with third fixing base (17), the bottom fixed connection of top and fourth gear (11) of third fixing base (17).

6. An eccentric adjusting valve as in claim 5, wherein: an indicating needle (18) is fixedly arranged on one side of the third fixing seat (17), a scale (19) is fixedly arranged at the top end of the fixing block (2), and the scale (19) is positioned under the indicating needle (18).

7. An eccentric adjusting valve as defined in claim 6, wherein: pressure sensors (20) are arranged at two ends of the scale (19), and the bottom ends of the two pressure sensors (20) are fixedly connected with the top ends of the fixed blocks (2).