CN219796118U

CN219796118U - Sealed wear-resistant control valve for water conservancy and hydropower

Info

Publication number: CN219796118U
Application number: CN202321045175.5U
Authority: CN
Inventors: 霍瑞芳; 李欣
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-10-03
Anticipated expiration: 2033-05-05

Abstract

The utility model discloses a sealed wear-resistant water conservancy water and electricity control valve, which comprises a valve body, wherein a liquid inlet flange plate opening is formed in the outer wall of one side of the valve body, a liquid outlet flange plate opening is formed in the outer wall of one side of the valve body, which is far away from the liquid inlet flange plate opening, one end of the liquid outlet flange plate opening and one end of the liquid inlet flange plate opening are communicated with the outer wall of the valve body, a valve cover is arranged at the top end of the valve body, a medium circulation frame is arranged at the central position inside the valve body, a valve core is movably connected inside the medium circulation frame, a bearing is arranged at the central position of the top of the valve core, a positioning seat is arranged above the valve cover, and a valve rod is movably connected inside the positioning seat. The utility model not only achieves the aim of closing and sealing, further ensures the sealing performance of the control valve, reduces the abrasion phenomenon of the control valve after long-time use, further prolongs the service life of the control valve, but also can disassemble the control valve, thereby facilitating the overhaul and maintenance of the control valve.

Description

Sealed wear-resistant control valve for water conservancy and hydropower

Technical Field

The utility model relates to the technical field of control valves, in particular to a sealed wear-resistant control valve for water conservancy and hydropower.

Background

The water conservancy and hydropower engineering culture has knowledge on aspects of survey, planning, design, construction, scientific research, management and the like of the water conservancy and hydropower engineering, can be used for planning, design, construction, scientific research, management and the like of departments of water conservancy and hydropower, and the water conservancy and hydropower control valve is one of the more common valves in life of people and is related to life of people, and can be widely applied to various aspects of building pipelines, industrial water supply, fire-fighting measures, heating, ventilation, air conditioning, irrigation systems and the like.

The utility model provides a control valve for water conservancy water and electricity with high-efficient sealing function with reference publication number CN215831227U, it includes the control valve body, be provided with the valve gap on the control valve body, this control valve is through being provided with the mounting panel, the water channel, go out the slotted hole, reset spring and sealing dog, in the in-service use, when the control valve body is in the state of opening and shutting, extrude sealing dog through rivers, make sealing dog shrink, rivers can circulate through water channel and play through the slotted hole, when the control valve body is in the closed state, rivers can't exert pressure to sealing dog, sealing dog continues to support with the inside passageway of control valve body under reset spring elastic potential energy effect, play efficient sealing effect to the control valve body, the current control valve for water conservancy water and electricity has been solved in the in-process of in-service use, whether the phenomenon that appears has been clearly, the leakproofness is not good, the problem that seriously influences user experience, according to the above-mentioned, this control valve adopts the mode that spring elasticity resets to seal treatment, and when the spring is used for a long time and after encountering water erosion, its elasticity is big, and control valve body is very much more influenced by the valve body, and the valve body is often like.

Disclosure of Invention

The utility model aims to provide a sealing and wear-resistant control valve for water conservancy and hydropower, which aims to solve the problems that in the prior art, a control valve seals a valve body channel in a spring elastic reset mode, and when the spring is used for a long time and eroded by water, the elastic reset capability of the spring is greatly weakened, so that the sealing performance of the control valve is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a sealed stand wear and tear's water conservancy is control valve for water and electricity, includes the valve body, be equipped with the feed liquor ring flange mouth on the outer wall of valve body one side, be equipped with out the liquid ring flange mouth on the outer wall of valve body remote from feed liquor ring flange mouth one side, go out the liquid ring flange mouth and the one end of feed liquor ring flange mouth all is linked together with the outer wall of valve body, the valve gap is installed on the top of valve body, the inside central point department of valve body is equipped with the medium circulation frame, the inside swing joint of medium circulation frame has the case, the top of case extends to the outside of medium circulation frame, the central point department at case top is equipped with the bearing, the top of valve gap is equipped with the positioning seat, the inside swing joint of positioning seat has the valve rod, the top of valve rod extends to the outside of positioning seat and is equipped with two sets of valve handles, the bottom of valve rod extends to the inside of valve body and is connected with the top of bearing.

Preferably, a locking bolt is installed at the edge position of the top end of the valve cover, and the bottom end of the locking bolt penetrates through the valve cover and is in threaded connection with the top of the valve body so as to detach the valve cover from the top of the valve body.

Preferably, the outer wall of the valve rod at the position of the positioning seat is provided with an external thread, and the inner wall of the positioning seat is provided with an internal thread, so that the valve rod is positioned at the inner side of the positioning seat to rotate and slide.

Preferably, positioning bolts are arranged on two sides of the top end of the positioning seat, and the bottom ends of the positioning bolts penetrate through the positioning seat and are in threaded connection with the top of the valve cover so as to conveniently position the positioning seat.

Preferably, the top end of the valve cover outside the valve rod is provided with a limiting seat, two sides of the top end of the limiting seat are provided with fastening bolts, and the bottom ends of the fastening bolts penetrate through the limiting seat and are in threaded connection with the top of the valve cover so as to limit the lifting amplitude of the valve rod.

Preferably, the outer walls of the two sides of the medium circulation frame are provided with baffles, and one end of each baffle, which is far away from the medium circulation frame, is fixedly connected with the inner wall of the valve body, so that the liquid medium can only circulate through the medium circulation frame.

Compared with the prior art, the utility model has the beneficial effects that: the sealed and wear-resistant water conservancy and hydropower control valve not only achieves the aim of closing and sealing, further guarantees the sealing performance of the control valve, but also reduces the phenomenon of abrasion generated after the control valve is used for a long time, further prolongs the service life of the control valve, and can be disassembled for convenient maintenance of the control valve;

(1) Through the arrangement of the external thread and the internal thread, the valve rod is positioned at the inner side of the positioning seat and rotates and slides downwards, so that the valve rod drives the valve core to move downwards to the inside of the medium circulation frame, and the outer wall of the valve core contacts with the inner wall of the medium circulation frame, thereby achieving the purpose of closing and sealing, and further guaranteeing the sealing performance of the control valve;

(2) The valve body is made of titanium alloy materials, and the materials of other related parts of the control valve are consistent with the material structure of the valve body, so that the wear resistance of the control valve can be greatly improved, the phenomenon that the control valve is worn after being used for a long time is reduced, and the service life of the control valve is prolonged;

(3) Through rotatory locking bolt for the lower extreme of locking bolt is screwed out to the outside of valve body, upwards pulls the valve gap afterwards, makes the valve gap separate in the top of valve body, can dismantle this control valve and handle, thereby conveniently overhauls the maintenance to the control valve.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic cross-sectional elevation view of the present utility model;

fig. 4 is a schematic side view of the present utility model.

In the figure: 1. a valve body; 2. a liquid inlet flange plate port; 3. a liquid outlet flange plate port; 4. a valve cover; 5. a valve handle; 6. a positioning seat; 7. positioning bolts; 8. a locking bolt; 9. a limit seat; 10. a fastening bolt; 11. a valve stem; 12. an external thread; 13. an internal thread; 14. a medium flow frame; 15. a valve core; 16. a baffle; 17. and (3) a bearing.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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. 1-4, an embodiment of the present utility model is provided: the water conservancy and hydropower control valve comprises a valve body 1, wherein a liquid inlet flange opening 2 is formed in the outer wall of one side of the valve body 1, a liquid outlet flange opening 3 is formed in the outer wall of one side, far away from the liquid inlet flange opening 2, of the valve body 1, one end of the liquid outlet flange opening 3 and one end of the liquid inlet flange opening 2 are communicated with the outer wall of the valve body 1, a valve cover 4 is arranged at the top end of the valve body 1, a locking bolt 8 is arranged at the edge position of the top end of the valve cover 4, and the bottom end of the locking bolt 8 penetrates through the valve cover 4 and is in threaded connection with the top of the valve body 1;

in use, the lower end of the locking bolt 8 is screwed out of the valve body 1 so as to detach the valve cover 4 from the top of the valve body 1;

a medium circulation frame 14 is arranged in the central position of the valve body 1, baffle plates 16 are arranged on the outer walls of the two sides of the medium circulation frame 14, and one end of each baffle plate 16, which is far away from the medium circulation frame 14, is fixedly connected with the inner wall of the valve body 1;

in use, the baffle 16 is arranged between the medium circulation frame 14 and the valve body 1, so that the liquid medium can only circulate through the medium circulation frame 14;

the inside of the medium circulation frame 14 is movably connected with a valve core 15, the top end of the valve core 15 extends to the outside of the medium circulation frame 14, a bearing 17 is arranged at the central position of the top of the valve core 15, a positioning seat 6 is arranged above the valve cover 4, an external thread 12 is arranged on the outer wall of the valve rod 11 at the position of the positioning seat 6, and an internal thread 13 is arranged on the inner wall of the positioning seat 6;

when in use, the valve rod 11 is positioned on the inner side of the positioning seat 6 to rotate and slide through the arrangement of the internal thread 13 and the external thread 12;

positioning bolts 7 are arranged on two sides of the top end of the positioning seat 6, and the bottom ends of the positioning bolts 7 penetrate through the positioning seat 6 and are in threaded connection with the top of the valve cover 4;

when in use, the bottom end of the positioning bolt 7 penetrates through the positioning seat 6 and is screwed into the top of the valve cover 4 so as to carry out positioning treatment on the positioning seat 6;

a valve rod 11 is movably connected in the positioning seat 6, a limit seat 9 is arranged at the top end of the valve cover 4 at the outer side of the valve rod 11, a fastening bolt 10 is arranged at both sides of the top end of the limit seat 9, and the bottom end of the fastening bolt 10 penetrates through the limit seat 9 and is in threaded connection with the top of the valve cover 4;

when the valve rod 11 is used, the limiting seat 9 is arranged at the top end of the valve cover 4 at the outer side of the valve rod 11 through the fastening bolt 10 so as to limit the lifting amplitude of the valve rod 11;

the top end of the valve rod 11 extends to the outside of the positioning seat 6 and is provided with two groups of valve handles 5, and the bottom end of the valve rod 11 extends to the inside of the valve body 1 and is connected with the top end of the bearing 17.

When the valve handle 5 is used, the valve rod 11 is positioned at the inner side of the positioning seat 6 and rotates and slides downwards due to the arrangement of the external thread 12 and the internal thread 13, so that the valve rod 11 drives the valve core 15 to move downwards to the inside of the medium circulation frame 14, the outer wall of the valve core 15 contacts the inner wall of the medium circulation frame 14 to achieve the aim of closing and sealing, when the valve core 15 moves upwards and is separated from the outside of the medium circulation frame 14, the control valve can be opened and closed, the limiting seat 9 is arranged at the top end of the valve cover 4 at the outer side of the valve rod 11 by the two groups of fastening bolts 10, when the valve rod 11 moves upwards and downwards, the limiting seat 9 limits the lifting amplitude of the valve rod 11 to reduce the phenomenon that the valve rod 11 moves upwards and downwards, then the valve body 1 is made of titanium alloy materials, and other related parts of the control valve are consistent in material structure with the valve body 1, so that the wear resistance of the control valve can be greatly improved, the wear resistance of the control valve can be reduced after the control valve is used for a long time, finally, the locking bolts 8 are rotated, the lower end of the control valve body 8 is separated from the outside of the valve body 4, and the valve body 4 can be detached from the top of the valve body 1 by pulling upwards, and the valve body is maintained.

Claims

1. The utility model provides a sealed stand wear and tear's hydraulic and hydroelectric control valve, its characterized in that, including valve body (1), be equipped with feed liquor ring flange mouth (2) on the outer wall of valve body (1) one side, be equipped with out liquid ring flange mouth (3) on the outer wall of feed liquor ring flange mouth (2) one side is kept away from to valve body (1), go out liquid ring flange mouth (3) and the one end of feed liquor ring flange mouth (2) all be linked together with the outer wall of valve body (1), valve gap (4) are installed on the top of valve body (1), the inside central point department of valve body (1) is equipped with medium circulation frame (14), the inside swing joint of medium circulation frame (14) has case (15), the top of case (15) extends to the outside of medium circulation frame (14), the central point department at case (15) top is equipped with bearing (17), the top of valve gap (4) is equipped with positioning seat (6), the inside swing joint of positioning seat (6) has valve rod (11), the top of valve rod (11) extends to the outside of positioning seat (6) and is equipped with two sets of valve rod (11) and the inside valve body (17).

2. The sealed wear-resistant control valve for water conservancy and hydropower according to claim 1, wherein: the edge position at the top end of the valve cover (4) is provided with a locking bolt (8), and the bottom end of the locking bolt (8) penetrates through the valve cover (4) and is in threaded connection with the top of the valve body (1).

3. The sealed wear-resistant control valve for water conservancy and hydropower according to claim 1, wherein: an external thread (12) is arranged on the outer wall of the valve rod (11) at the position of the positioning seat (6), and an internal thread (13) is arranged on the inner wall of the positioning seat (6).

4. The sealed wear-resistant control valve for water conservancy and hydropower according to claim 1, wherein: positioning bolts (7) are arranged on two sides of the top end of the positioning seat (6), and the bottom ends of the positioning bolts (7) penetrate through the positioning seat (6) and are in threaded connection with the top of the valve cover (4).

5. The sealed wear-resistant control valve for water conservancy and hydropower according to claim 1, wherein: the valve rod is characterized in that a limiting seat (9) is arranged at the top end of a valve cover (4) at the outer side of the valve rod (11), fastening bolts (10) are arranged at two sides of the top end of the limiting seat (9), and the bottom ends of the fastening bolts (10) penetrate through the limiting seat (9) and are in threaded connection with the top of the valve cover (4).

6. The sealed wear-resistant control valve for water conservancy and hydropower according to claim 1, wherein: the outer walls of the two sides of the medium circulation frame (14) are provided with baffle plates (16), and one end, far away from the medium circulation frame (14), of each baffle plate (16) is fixedly connected with the inner wall of the valve body (1).