CN216768544U

CN216768544U - Valve capable of shifting

Info

Publication number: CN216768544U
Application number: CN202220545158.7U
Authority: CN
Inventors: 傅红兵; 蒋寅诚; 俞平平; 罗国炎; 傅红波
Original assignee: Zhejiang Fuyu Valve Manufacture Co ltd
Current assignee: Zhejiang Fuyu Valve Manufacture Co ltd
Priority date: 2022-03-14
Filing date: 2022-03-14
Publication date: 2022-06-17
Anticipated expiration: 2032-03-14

Abstract

The utility model discloses a shiftable valve which comprises a valve body and a valve rod, wherein a valve cover is arranged above the valve body, a protective sleeve wrapped outside the root part of the valve rod is arranged above the valve cover, the protective sleeve is connected with a gear indicator sleeved outside the valve rod through a positioning support frame, and a hand wheel is arranged at the top of the valve rod; the valve rod include the top with the scale post that the hand wheel is connected, scale post below is connected with the screw thread post through smooth sliding column, screw thread bottom of the post portion is provided with and is used for blockking up the case of valve body, this kind of valve that can shift gears can provide audio-visual gear sign for the user when the adjustment valve circulation, and the user of being convenient for looks over to accurate regulation and control valve circulation has easy operation, accurate nature height, simple structure, low cost's advantage.

Description

Valve capable of shifting

Technical Field

The utility model relates to the field of valves, in particular to a shiftable valve.

Background

The valve is a control part in a fluid conveying system, is used for controlling the direction, pressure and flow of fluid, is a device which can make the medium (liquid, gas and powder) in the piping and equipment flow or stop and control the flow of the medium, and has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like. The valve can be used for controlling the flow of various types of fluid such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The valves can be classified into shut-off valves, check valves, regulating valves, etc. according to their functions, and also into cast iron valves, cast steel valves, stainless steel valves (201, 304, 316, etc.), chrome molybdenum steel valves, chrome molybdenum vanadium steel valves, dual-phase steel valves, plastic valves, nonstandard valves, etc. according to their materials.

The valves in the current market are various in types and sizes, but when the valves are regulated and controlled, no accurate gear provides an indication for the passing flow of the valves, users need to regulate the valves according to personal experience, and the accuracy is poor.

SUMMERY OF THE UTILITY MODEL

The present invention provides a valve capable of shifting gears, so as to solve the problem that the existing valve cannot be precisely controlled and controlled as proposed in the background art.

The technical scheme of the utility model is realized as follows: a valve capable of shifting comprises a valve body and a valve rod, wherein a valve cover is arranged above the valve body, a protective sleeve wrapped on the outer side of the root of the valve rod is arranged above the valve cover, the protective sleeve is connected with a gear indicator sleeved outside the valve rod through a positioning support frame, and a hand wheel is arranged at the top of the valve rod;

the valve rod comprises a scale column which is connected with the hand wheel at the uppermost part, the lower part of the scale column is connected with a threaded column through a smooth column, and the bottom of the threaded column is provided with a valve core for blocking the valve body.

Preferably, the hand wheel is detachably connected with the scale column.

Preferably, the positioning support frame is fixedly connected with the protective sleeve, and the positioning support frame is fixedly connected with the gear indicator.

Preferably, be provided with in the protective sleeve and hold the chamber, hold intracavity bottom and install the spring post, the terminal of spring post is installed and is contradicted and be in strike hammer on the smooth post.

Preferably, a plurality of hemispherical grooves are formed in the smooth sliding column, and each hemispherical groove is a spherical cavity.

Preferably, the spring column is fixedly connected with the impact hammer.

Preferably, the spring column is fixedly connected with the inner wall of the accommodating cavity.

Preferably, the positioning support frame and the gear indication board are made of rigid metal materials.

By adopting the technical scheme, the utility model has the beneficial effects that:

this kind of valve that can shift can provide audio-visual gear sign for the user when the adjustment valve circulation, and the user of being convenient for looks over to accurate regulation and control valve circulation has easy operation, accurate high, simple structure, low cost's advantage.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the valve stem of the present invention;

fig. 4 is an enlarged view of the area a of fig. 2.

Wherein: 1. a valve body; 2. a valve cover; 3. a valve stem; 4. a hand wheel; 5. positioning a support frame; 6. a gear indication board; 7. a protective sleeve; 301. a scale post; 302. a smooth column; 303. a threaded post; 304. a valve core; 305. a hemispherical groove; 701. an accommodating chamber; 702. a spring post; 703. and (4) striking a hammer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a valve capable of shifting gears comprises a valve body 1 and a valve rod 3, wherein a valve cover 2 is installed above the valve body 1, a protective sleeve 7 wrapped on the outer side of the root of the valve rod 3 is arranged above the valve cover 2, the protective sleeve 7 is connected with a gear indicator 6 sleeved outside the valve rod 3 through a positioning support frame 5, and a hand wheel 4 is installed at the top of the valve rod 3;

the valve rod 3 comprises a scale column 301 which is connected with the handwheel 4 at the uppermost part, the lower part of the scale column 301 is connected with a thread column 303 through a smooth column 302, and the bottom of the thread column 303 is provided with a valve core 304 for blocking the valve body 1.

Specifically, hand wheel 4 and scale post 301 can be dismantled and be connected, sets up the installation and the dismantlement of hand wheel 4 and scale post 301 of being convenient for like this, has improved the flexibility of this device, can change at any time after scale post 301 wearing and tearing.

Specifically, location support frame 5 and protective case 7 fixed connection, location support frame 5 and gear sign 6 fixed connection set up like this and can provide the effect of support for gear sign 6 through location support frame 5 by protective case 7, and convenience of customers sees the gear of this device at any time through gear sign 6.

Specifically, be provided with in the protective sleeve 7 and hold the chamber 701, hold the chamber 701 and install spring post 702 at the bottom, the striking hammer 703 of contradicting on smooth post 302 is installed to the tip of spring post 702, sets up like this and can provide elastic support for striking hammer 703 through spring post 702, makes striking hammer 703 striking on smooth post 302, sends vibrations and sound, and the suggestion user gear is changed, shifts for the user and provides supplementary support.

Specifically, the smooth column 302 is provided with a plurality of hemispherical grooves 305, and the hemispherical grooves 305 are spherical cavities, so that the striking hammer 703 can be conveniently knocked into the hemispherical grooves 305, and when the gear is shifted, the striking hammer rubs against the hemispherical grooves 305, so that the gear shifting sound is generated.

Specifically, the spring column 702 is fixedly connected with the impact hammer 703, so that the stability of connection between the spring column 702 and the impact hammer 703 can be ensured, and the spring column 702 and the impact hammer 703 are prevented from being broken due to vibration during impact.

Specifically, the spring column 702 is fixedly connected with the inner wall of the accommodating cavity 701, so that the stability of the spring column 702 can be ensured, and the spring column 702 is prevented from falling off from the inner wall of the accommodating cavity 701.

Specifically, the positioning support frame 5 and the gear indication board 6 are made of rigid metal materials, and the rigid metal elastic deformation is small, so that the positioning support frame 5 and the gear indication board 6 can be prevented from being distorted and inclined due to the elastic deformation under the action of gravity, and the accuracy of the device is improved.

The working principle is as follows: both ends through valve body 1 insert the pipeline with this device, when using this valve regulation and control pipeline medium circulation, the user holds hand wheel 4, and rotatory hand wheel 4, it rotates to drive valve rod 3 through hand wheel 4, relative rotation through screw post 303 and valve gap 2, drive the position of the vertical direction of valve rod 3 adjustment, thereby the position of adjustment case 304, play the purpose of regulating and controlling medium circulation in the valve body 1, meanwhile, scale post 301 goes up and down along with valve rod 3's height, the user can observe the scale on the corresponding scale post 301 through gear sign 6, thereby judge the gear of this device, and the steam generator has the advantages of simple operation, high precision, simple structure, low cost.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A valve that can shift gears which characterized in that: the valve comprises a valve body (1) and a valve rod (3), wherein a valve cover (2) is installed above the valve body (1), a protective sleeve (7) wrapped outside the root of the valve rod (3) is arranged above the valve cover (2), the protective sleeve (7) is connected with a gear indicator (6) sleeved outside the valve rod (3) through a positioning support frame (5), and a hand wheel (4) is installed at the top of the valve rod (3);

the valve rod (3) comprises a scale column (301) which is connected with the hand wheel (4) at the uppermost part, the lower part of the scale column (301) is connected with a thread column (303) through a smooth column (302), and the bottom of the thread column (303) is provided with a valve core (304) for blocking the valve body (1).

2. A shiftable valve according to claim 1, wherein: the hand wheel (4) is detachably connected with the scale column (301).

3. A shiftable valve according to claim 1, wherein: the positioning support frame (5) is fixedly connected with the protective sleeve (7), and the positioning support frame (5) is fixedly connected with the gear indicator (6).

4. A shiftable valve according to claim 1, wherein: be provided with in protective sleeve (7) and hold chamber (701), spring post (702) are installed to the bottom in holding chamber (701), the end of spring post (702) is installed and is contradicted striking hammer (703) on smooth sliding column (302).

5. A shiftable valve according to claim 4, wherein: the smooth sliding column (302) is provided with a plurality of hemispherical grooves (305), and the hemispherical grooves (305) are spherical cavities.

6. A shiftable valve according to claim 4, wherein: the spring column (702) is fixedly connected with the impact hammer (703).

7. A shiftable valve according to claim 4, wherein: the spring column (702) is fixedly connected with the inner wall of the accommodating cavity (701).

8. A shiftable valve according to claim 1, wherein: the positioning support frame (5) and the gear indication board (6) are made of rigid metal materials.