CN219062612U

CN219062612U - Valve with extension hand wheel

Info

Publication number: CN219062612U
Application number: CN202320328594.3U
Authority: CN
Inventors: 陈彬; 余伟伟; 张豹; 刘金星
Original assignee: Shanghai Changcheng Automatic Control Equipment Co ltd
Current assignee: Shanghai Changcheng Automatic Control Equipment Co ltd
Priority date: 2023-02-27
Filing date: 2023-02-27
Publication date: 2023-05-23
Anticipated expiration: 2033-02-27

Abstract

The utility model relates to the technical field of valves, in particular to a valve with an extension hand wheel, which comprises a valve body, wherein a hand wheel assembly for adjusting an inner valve core is arranged on the valve body, the hand wheel assembly comprises an outer hand wheel and an inner hand wheel which can extend out of the outer hand wheel, the inner part of the outer hand wheel is fixedly connected with a connecting part connected with the inner hand wheel, the hand wheel assembly also comprises a fixed shaft fixedly connected with the valve body, the bottom of the outer hand wheel is coaxially provided with a driving shaft which is rotationally connected with the fixed shaft, and the driving shaft is connected with the valve core of the valve body; according to the utility model, the length of the hand wheel of the control valve body can be prolonged by arranging the inner hand wheel which can stretch in the outer hand wheel, so that the control valve is more convenient to use.

Description

Valve with extension hand wheel

Technical Field

The utility model relates to the technical field of valves, in particular to a valve with an extension hand wheel.

Background

The valve is a device for controlling the direction, pressure, and flow rate of a fluid in a fluid system, and is a device for allowing or stopping the flow of a medium in a pipe or a device and controlling the flow rate. The control of the valve can be divided into manual control and non-manual control, wherein a hand wheel is arranged on the valve, and the purpose of controlling the valve is achieved by rotating the hand wheel.

There is an improved generation valve hand wheel as disclosed in the patent of application number CN202221059571.9 among the prior art, including hand wheel body and valve rod, the downside of hand wheel body is provided with coupling assembling, coupling assembling includes connecting seat, bull stick, turn button, drive bevel gear, driven bevel gear, screw rod, spacing slider, the downside of hand wheel body is provided with the connecting seat, the bull stick has been cup jointed to the inside of connecting seat, the upside of bull stick is provided with the turn button, drive bevel gear has been cup jointed to the downside of bull stick outer wall, be provided with driven bevel gear around the drive bevel gear.

Although this technical scheme makes things convenient for the installation and the dismantlement of hand wheel body and valve rod, when using, the length of this valve hand wheel can not stretch out and draw back, inconvenient when using in the limited within range in space. In view of this, we propose a valve with an extended handwheel.

Disclosure of Invention

In order to make up for the defects, the utility model provides a valve with an extension hand wheel.

The technical scheme of the utility model is as follows:

the valve with the extension hand wheel comprises a valve body, wherein a hand wheel assembly for adjusting an inner valve core of the valve body is arranged on the valve body, the hand wheel assembly comprises an outer hand wheel and an inner hand wheel which can extend out of the outer hand wheel, a connecting part connected with the inner hand wheel is fixedly connected inside the outer hand wheel, the hand wheel assembly also comprises a fixed sleeve fixedly connected with the valve body, a driving shaft which is rotationally connected with the fixed sleeve is coaxially arranged at the bottom of the outer hand wheel, and the driving shaft is connected with the valve core of the valve body; the connecting part comprises a connecting shaft, a fixed disc fixed on the inner wall of the driving shaft is integrally formed at the bottom of the connecting shaft, a jack is formed at the top of the connecting shaft, and a plug rod which is in plug connection with the jack is coaxially fixed at the bottom of the inner hand wheel.

As the preferable technical scheme, a flange plate is arranged on two sides of the valve body, an extension shaft is arranged at the top of the valve body, a connecting plate is fixed at the top of the extension shaft, and a fixing plate fixedly connected with the connecting plate is fixed at the bottom of the fixing sleeve.

As the preferable technical scheme, the inner hand wheel is symmetrically and rotationally connected with two fixed shafts, and the bottoms of the fixed shafts are in threaded connection with the fixed disc.

As the preferable technical scheme, the outer hand wheel and the outer wall of the circumference of the inner hand wheel are respectively provided with a first finger holding groove and a second finger holding groove.

As an optimal technical scheme, a pull-up knob is coaxially arranged at the center of the top of the inner hand wheel.

As an optimal technical scheme, the top of each fixed shaft is fixedly connected with a rotary knob.

As the preferable technical scheme, the circumference outer walls of the pull-up knob and the rotating knob are provided with anti-skid patterns.

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

according to the utility model, the length of the hand wheel of the control valve body can be prolonged by arranging the inner hand wheel which can stretch in the outer hand wheel, so that the control valve is more convenient to use.

Drawings

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

FIG. 2 is a schematic view of a hand wheel assembly according to the present utility model;

fig. 3 is a schematic structural view of a connecting member in the present utility model.

The meaning of each reference numeral in the figures is:

1. a valve body; 10. a flange plate; 11. an extension shaft; 12. a connecting plate; 2. a hand wheel assembly; 20. a fixed sleeve; 21. a fixing plate; 22. an outer hand wheel; 220. a first finger holding groove; 23. a drive shaft; 24. a connecting member; 240. a connecting shaft; 241. a jack; 242. a fixed plate; 25. an inner hand wheel; 250. a second finger holding groove; 26. a rod; 27. pulling up the knob; 28. a fixed shaft; 280. the knob is rotated.

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. 1-3, the present utility model provides a technical solution:

the valve with the extension hand wheel comprises a valve body 1, wherein a hand wheel assembly 2 for adjusting the valve core in the valve body 1 is arranged on the valve body 1, the hand wheel assembly 2 comprises an outer hand wheel 22 and an inner hand wheel 25 which can extend out of the outer hand wheel 22, a connecting part 24 connected with the inner hand wheel 25 is fixedly connected inside the outer hand wheel 22, the hand wheel assembly 2 also comprises a fixed sleeve 20 fixedly connected with the valve body 1, a driving shaft 23 which is rotationally connected with the fixed sleeve 20 is coaxially arranged at the bottom of the outer hand wheel 22, and the driving shaft 23 is connected with the valve core of the valve body 1; the connecting part 24 comprises a connecting shaft 240, a fixing disc 242 fixed on the inner wall of the driving shaft 23 is integrally formed at the bottom of the connecting shaft 240, a jack 241 is formed at the top of the connecting shaft 240, and a plug rod 26 in plug-in fit with the jack 241 is coaxially fixed at the bottom of the inner hand wheel 25. By providing the inner hand wheel 25 which can be extended and contracted in the outer hand wheel 22, the length of the hand wheel of the control valve body 1 can be prolonged, and the use is more convenient.

As a preferred embodiment, two flanges 10 are installed on two sides of the valve body 1, an extension shaft 11 is installed on the top of the valve body 1, a connecting plate 12 is fixed on the top of the extension shaft 11, and a fixing plate 21 fixedly connected with the connecting plate 12 is fixed on the bottom of the fixing sleeve 20. The hand wheel assembly 2 can be mounted on the valve body 1 by connecting the connecting plate 12 and the fixing plate 21.

Preferably, the inner hand wheel 25 is symmetrically and rotatably connected with two fixed shafts 28, and the bottoms of the fixed shafts 28 are in threaded connection with a fixed disc 242. The inner hand wheel 25 and the outer hand wheel 22 can be fixedly connected through the fixed shaft 28.

Preferably, the outer walls of the circumferences of the outer hand wheel 22 and the inner hand wheel 25 are respectively provided with a first finger holding groove 220 and a second finger holding groove 250. The fitting degree of the outer hand wheel 22 and the inner hand wheel 25 with the fingers of the human body can be increased through the finger holding grooves.

Preferably, a pull-up knob 27 is coaxially mounted in the center of the top of the inner hand wheel 25. A pull-up knob 27 is provided to facilitate pulling up the inner hand wheel 25.

Preferably, a rotation knob 280 is fixedly connected to the top of each stationary shaft 28. A rotation knob 280 is provided to facilitate rotation of the stationary shaft 28.

Preferably, the circumference outer walls of the pull-up knob 27 and the rotation knob 280 are provided with anti-slip patterns.

The valve with the extension hand wheel can extend the length of the hand wheel of the control valve body 1 to a certain extent by arranging the inner hand wheel 25 which can extend and retract in the outer hand wheel 22, so that the valve is more convenient to use; when the inner hand wheel 25 is required, the rotation knob 280 is screwed to unscrew the fixed shaft 28 from the fixed disc 242, and then the inner hand wheel 25 is pulled out of the outer hand wheel 22 by pulling up the knob 27.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a take valve of extension hand wheel, includes valve body (1), its characterized in that: the valve body (1) is provided with a hand wheel assembly (2) for adjusting an inner valve core of the valve body, the hand wheel assembly (2) comprises an outer hand wheel (22) and an inner hand wheel (25) which can extend out of the outer hand wheel (22), a connecting component (24) connected with the inner hand wheel (25) is fixedly connected inside the outer hand wheel (22), the hand wheel assembly (2) also comprises a fixed sleeve (20) fixedly connected with the valve body (1), the bottom of the outer hand wheel (22) is coaxially provided with a driving shaft (23) which is rotationally connected with the fixed sleeve (20), and the driving shaft (23) is connected with the valve core of the valve body (1); the connecting component (24) comprises a connecting shaft (240), a fixing disc (242) fixed on the inner wall of the driving shaft (23) is integrally formed at the bottom of the connecting shaft (240), a jack (241) is formed at the top of the connecting shaft (240), and a plug rod (26) in plug-in fit with the jack (241) is coaxially fixed at the bottom of the inner hand wheel (25).

2. The valve with an extended handwheel of claim 1, wherein: a flange plate (10) is arranged on two sides of the valve body (1), an extension shaft (11) is arranged at the top of the valve body (1), a connecting plate (12) is fixed at the top of the extension shaft (11), and a fixing plate (21) fixedly connected with the connecting plate (12) is fixed at the bottom of the fixing sleeve (20).

3. The valve with an extended handwheel of claim 2, wherein: two fixed shafts (28) are symmetrically and rotationally connected to the inner hand wheel (25), and the bottoms of the fixed shafts (28) are in threaded connection with a fixed disc (242).

4. A valve with an extended handwheel as claimed in claim 3, wherein: the outer walls of the circumferences of the outer hand wheel (22) and the inner hand wheel (25) are respectively provided with a first finger holding groove (220) and a second finger holding groove (250).

5. The valve with an extended handwheel of claim 4, wherein: a pull-up knob (27) is coaxially arranged at the center of the top of the inner hand wheel (25).

6. The valve with an extended handwheel of claim 5, wherein: the top of each fixed shaft (28) is fixedly connected with a rotary knob (280).

7. The valve with an extended handwheel of claim 6, wherein: anti-skid patterns are arranged on the circumferential outer walls of the pull-up knob (27) and the rotating knob (280).