CN219827735U

CN219827735U - Speed limiting structure for throttle of regulating valve

Info

Publication number: CN219827735U
Application number: CN202320981246.6U
Authority: CN
Inventors: 陈英镇; 杨支援; 玉金贵
Original assignee: Jiangsu Yuanyang Valve Ltd By Share Ltd
Current assignee: Jiangsu Yuanyang Valve Ltd By Share Ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2023-10-13
Anticipated expiration: 2033-04-27

Abstract

The utility model discloses a speed limiting structure for throttling of a regulating valve, which comprises a valve body, wherein a water inlet, a valve cavity and a water outlet are sequentially formed in the valve body, a fixed shell is arranged at the upper end of the outer part of the valve body, a screw is arranged in the upper end of the fixed shell, a fixed column is arranged at the upper end of the screw, a hand wheel is arranged at the upper end of the outer part of the fixed column, inner cavities are formed in two sides of the inner part of the hand wheel, a fixed inner rod is arranged in the inner cavity in a sliding mode, an inner hole is formed in one end of the inner part of the fixed inner rod, a connecting block is arranged in the inner part of the inner hole in a threaded fit mode, a magnet block is arranged on one side of the outer part of the connecting block, and a pulling block is arranged at one end of the fixed inner rod, which is positioned outside the inner hole. The hand wheel is rotated through the fixed inner rod, so that the driving rod is prolonged in the mode, labor is saved through the lever principle, and the hand wheel is rotated more conveniently.

Description

Speed limiting structure for throttle of regulating valve

Technical Field

The utility model belongs to the field of regulating valves, and particularly relates to a speed limiting structure for throttling of a regulating valve.

Background

In the field of industrial automation process control, the regulating valve is also called a control valve, and a final control element for changing process parameters such as medium flow, pressure, temperature, liquid level and the like by power operation is realized by receiving a control signal output by a regulating control unit. Typically consisting of an actuator and a valve.

Under the long-time use of a conventional regulating valve, friction force between a valve rod at the lower end of a regulating hand wheel and a valve body is increased due to rust, and the regulating valve is difficult to regulate, so that a speed limiting structure for regulating valve throttling is provided.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a speed limiting structure for throttling of a regulating valve, so as to solve the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a governing valve throttle is with speed limit structure, includes the valve body, water inlet, valve pocket and delivery port have been set gradually to the inside of valve body, fixed shell is installed to the outside upper end of valve body, the internally mounted of fixed shell upper end has the screw rod, and the screw rod passes through screw-thread fit with fixed shell and be connected, the fixed column is installed to the upper end of screw rod, the hand wheel is installed to the outside upper end of fixed column, the inside both sides of hand wheel all are provided with the inner chamber, and inner chamber and hand wheel integrated into one piece, the inside slidable mounting of inner chamber has fixed interior pole, the inside one end of fixed interior pole is provided with the hole, the connecting block is installed through screw-thread fit to the inside of hole, the magnet piece is installed to one side of connecting block outside, the piece is installed to the one end that fixed interior pole is located the hole outside.

Preferably, the one side that is located the screw rod lower extreme inside the fixed shell rotates installs and rotates the inner ring, the lower extreme that rotates the inner ring is provided with fixed pressure disk, the telescopic spring is installed to one side that the fixed pressure disk lower extreme is located the fixed shell inside, the dead lever is installed to one side that the fixed pressure disk lower extreme is located the telescopic spring inside, and the dead lever runs through and extends to the inside of valve pocket.

Preferably, a cone block is arranged at one end of the lower end of the fixing rod, which is positioned in the valve cavity, and the cone block is fixedly connected with the fixing rod.

Preferably, a fixed outer ring is rotatably arranged on one side of the outer part of the fixed column, and a measuring ruler is arranged on one side of the upper end of the fixed shell.

Preferably, one side of the lower end of the fixed outer ring is provided with an L-shaped connecting rod, and the L-shaped connecting rod is in sliding connection with the measuring ruler.

Preferably, the fixed housing is fixedly connected with the valve body.

(III) beneficial effects

Compared with the prior art, the utility model provides a speed limiting structure for regulating valve throttling, which comprises the following components

The beneficial effects are that:

1. when the hand wheel is difficult to rotate, the pulling block is pulled outwards, so that the magnet block at one end of the fixed inner rod is separated from the adsorption inside the hand wheel, the fixed inner rod is moved to a proper position in the inner hole, and then the hand wheel is rotated through the fixed inner rod, so that the driving rod is prolonged, labor is saved through the lever principle, and further the hand wheel is more convenient to rotate;

2. the water inlet and the water outlet of the valve body are connected with a pipeline needing throttling, the hand wheel is rotated to enable the screw to rotate, the screw downwards pushes the fixed pressure plate to enable the fixed rod to descend along with the fixed pressure plate, the cone blocks block the channel inside the valve cavity to reduce flow, the flow is increased by reverse movement, the water flow is limited by the cone blocks, when the fixed column is rotated and lifted, the L-shaped connecting rod is lifted and lowered under the sliding connection limit of the measuring ruler and the rotation connection of the fixed outer ring, the adjusting distance is indicated through the L-shaped connecting rod and the measuring ruler, and therefore the adjusting valve is more convenient to adjust.

Drawings

FIG. 1 is a perspective view of the overall structure of the present utility model;

FIG. 2 is a perspective view of the internal structure of the present utility model;

FIG. 3 is an enlarged view of a portion of the area A of FIG. 2 in accordance with the present utility model;

fig. 4 is a partial enlarged view of the area B of fig. 2 in accordance with the present utility model.

In the figure: 1. a valve body; 2. a water inlet; 3. a water outlet; 4. a valve cavity; 5. a cone block; 6. a fixed rod; 7. a fixed housing; 8. a fixed platen; 9. a telescopic spring; 10. rotating the inner ring; 11. a screw; 12. fixing the outer ring; 13. fixing the column; 14. an L-shaped connecting rod; 15. a measuring ruler; 16. a hand wheel; 17. an inner cavity; 18. fixing the inner rod; 19. an inner bore; 20. a connecting block; 21. a magnet block; 22. pulling blocks.

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.

The utility model provides a technical scheme, please refer to fig. 1, 2, 3 and 4, a speed limiting structure for regulating valve throttling, which comprises a valve body 1, a water inlet 2, a valve cavity 4 and a water outlet 3 are sequentially arranged in the valve body 1, a fixed shell 7 is arranged at the upper end of the outer part of the valve body 1, a screw 11 is arranged in the upper end of the fixed shell 7, the screw 11 is connected with the fixed shell 7 through threaded fit, a fixed column 13 is arranged at the upper end of the screw 11, a hand wheel 16 is arranged at the upper end of the outer part of the fixed column 13, inner cavities 17 are respectively arranged at two sides of the inner part of the hand wheel 16, the inner cavities 17 and the hand wheel 16 are integrally formed, a fixed inner rod 18 is slidably arranged in the inner cavities 17, an inner hole 19 is arranged at one end of the inner part of the fixed inner rod 18, a connecting block 20 is arranged in the inner part of the inner hole 19 through threaded fit, a magnet block 21 is arranged at one side of the outer part of the connecting block 20, a pull block 22 is arranged at one end of the inner rod 18 positioned outside the inner hole 19, the inner rod 18 is moved to a proper position in the inner hole 19, and then the hand wheel 16 is rotated through the fixed inner rod 18, so that the hand wheel 16 is integrally rotates through the fixed inner rod 18, the hand wheel 16 is integrally formed through the fixed inner rod 16, the hand wheel 16 is integrally and the hand rod is further convenient to rotate through the lever 16.

Further, a rotary inner ring 10 is rotatably mounted on one side of the lower end of the screw 11 inside the fixed casing 7, a fixed pressing plate 8 is arranged at the lower end of the rotary inner ring 10, a telescopic spring 9 is mounted on one side of the lower end of the fixed pressing plate 8 inside the fixed casing 7, a fixed rod 6 is mounted on one side of the lower end of the fixed pressing plate 8 inside the telescopic spring 9, the fixed rod 6 penetrates through and extends to the inside of the valve cavity 4, and the telescopic spring 9 is used for resetting the fixed pressing plate 8.

Further, a cone block 5 is installed at one end of the lower end of the fixing rod 6, which is located inside the valve cavity 4, and the cone block 5 is fixedly connected with the fixing rod 6.

Further, referring to fig. 1, 2 and 4, a fixed outer ring 12 is rotatably installed at one side of the outer portion of the fixed column 13, and a measuring ruler 15 is installed at one side of the upper end of the fixed housing 7, wherein the measuring ruler 15 is convenient for observing the lifting distance of the fixed column 13.

Further, an L-shaped link 14 is installed at one side of the lower end of the fixed outer ring 12, and the L-shaped link 14 is slidably connected with a measuring scale 15.

Further, the fixed housing 7 is fixedly connected with the valve body 1.

The working principle of the device is as follows: the water inlet 2 and the water outlet 3 of the valve body 1 are connected with a pipeline needing throttling, the hand wheel 16 is rotated to enable the screw 11 to rotate, the screw 11 pushes the fixed pressure plate 8 downwards to enable the fixed rod 6 to descend along with the rotation, the conical block 5 blocks a channel inside the valve cavity 4, the flow is reduced, the flow is increased by reverse movement, the water flow is limited by the speed limiting, the L-shaped connecting rod 14 is lifted under the limit of sliding connection of the measuring ruler 15 and the rotation connection of the fixed outer ring 12, the distance between the L-shaped connecting rod 14 and the measuring ruler 15 is indicated, therefore, the adjusting valve is more convenient to adjust, when the hand wheel 16 is difficult to rotate, the pulling block 22 is pulled outwards to enable the magnet block 21 at one end of the fixed inner rod 18 to be separated from the adsorption inside the hand wheel 16, the fixed inner rod 18 is moved to a proper position in the inner hole 19, then the hand wheel 16 is rotated through the fixed inner rod 18, the driving rod is prolonged in such a way, labor is saved through the lever principle, and the rotation of the hand wheel 16 is more convenient.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Speed limiting structure for regulating valve throttling, its characterized in that: including valve body (1), water inlet (2), valve pocket (4) and delivery port (3) have been set gradually to the inside of valve body (1), fixed shell (7) are installed to the outside upper end of valve body (1), the internally mounted of fixed shell (7) upper end has screw rod (11), and screw rod (11) are connected through screw thread fit with fixed shell (7), fixed column (13) are installed to the upper end of screw rod (11), hand wheel (16) are installed to the outside upper end of fixed column (13), the both sides of hand wheel (16) inside all are provided with inner chamber (17), and inner chamber (17) and hand wheel (16) integrated into one piece, fixed interior pole (18) are installed to the inside slidable mounting of inner chamber (17), the inside one end of fixed interior pole (18) is provided with hole (19), connecting block (20) are installed through screw thread fit to the inside of hole (19), magnet piece (21) are installed to one side of connecting block (20) outside, pull block (22) are installed to the outside one end of fixed interior pole (18) is located hole (19).

2. The speed limiting structure for throttle of a regulating valve according to claim 1, wherein: the utility model discloses a valve cavity (4) is fixed, including fixed shell (7), fixed pressure disk (8), telescopic spring (9) are installed to one side that fixed shell (7) inside is located screw rod (11) lower extreme rotation and install rotation inner ring (10), the lower extreme of rotation inner ring (10) is provided with fixed pressure disk (8), one side that fixed pressure disk (8) lower extreme is located fixed shell (7) inside is installed telescopic spring (9), dead lever (6) are installed to one side that fixed pressure disk (8) lower extreme is located telescopic spring (9) inside, and dead lever (6) run through and extend to the inside of valve cavity (4).

3. The speed limiting structure for throttle of a regulating valve according to claim 2, wherein: the cone block (5) is installed at one end of the lower end of the fixing rod (6) located in the valve cavity (4), and the cone block (5) is fixedly connected with the fixing rod (6).

4. The speed limiting structure for throttle of a regulating valve according to claim 1, wherein: one side of the outside of the fixed column (13) is rotatably provided with a fixed outer ring (12), and one side of the upper end of the fixed shell (7) is provided with a measuring ruler (15).

5. The speed limiting structure for throttle valve according to claim 4, wherein: an L-shaped connecting rod (14) is arranged on one side of the lower end of the fixed outer ring (12), and the L-shaped connecting rod (14) is in sliding connection with a measuring ruler (15).

6. The speed limiting structure for throttle of a regulating valve according to claim 1, wherein: the fixed shell (7) is fixedly connected with the valve body (1).