CN212004509U

CN212004509U - Antibacterial energy-saving stop valve

Info

Publication number: CN212004509U
Application number: CN202020454910.8U
Authority: CN
Inventors: 洪艺山
Original assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Current assignee: SHIRUIDE VALVE (XAIMEN) CO LTD
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-11-24
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses an antibiotic energy-conserving stop valve relates to stop valve technical field, which comprises a valve body, first cavity K has been seted up to the upper surface of valve body, second cavity R has been seted up to the inside of valve body, second cavity R's top is linked together with first cavity K's bottom, second cavity R's inside is equipped with the back flow. The utility model relates to a rational in infrastructure, it can be through the back flow, circular clamp plate, the rubber packing pad, first water conservancy diversion hole, the cooperation design of second water conservancy diversion hole and case subassembly, just can be with faint current control valve rod up-and-down motion in the solenoid, and control this electromagnetism stop valve's opening, the off-state, reach this electromagnetism stop valve's energy-conserving effect, it is little because of solenoid valve during operation power consumption, be difficult for making the temperature rise around the solenoid valve, thereby difficult messenger electromagnetism stop valve inside and breed mould around it, and then can make the electromagnetism stop valve be difficult for corroding, improve electromagnetism stop valve's life.

Description

Antibacterial energy-saving stop valve

Technical Field

The utility model relates to a stop valve technical field specifically is an antibiotic energy-conserving stop valve.

Background

The stop valve, also called stop valve, is the most widely used valve, it is popular because the friction between the sealing surfaces is small in the opening and closing process, it is durable, the opening height is not large, it is easy to manufacture, it is convenient to maintain, it is not only suitable for the medium and low pressure, but also suitable for the high pressure, the mentioned in this technology is an electromagnetic stop valve.

The closed principle of stop valve relies on valve rod pressure, the valve rod is to valve clack application of pressure on the axial direction, make the sealed face of valve clack and the sealed face of disk seat closely laminate, prevent the medium circulation, so in high-pressure line, electromagnetic stop valve needs enough big electric current to provide the electromagnetic force, in order to provide certain effort to the valve clack, just can control the circulation of medium, therefore the electric energy is not enough practiced thrift, in addition, when electromagnetic stop valve long-time work, because of the solenoid inner current is great, can lead to the temperature rise around the solenoid valve, thereby make electromagnetic stop valve inside and breed a large amount of moulds all around and, the corrosion rate of electromagnetic stop valve accelerates, and then the life of electromagnetic stop valve has been. Therefore, the antibacterial energy-saving stop valve is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an antibiotic energy-conserving stop valve for solve the problem of proposing in the background art.

In order to solve the technical problem, the utility model provides a following technical scheme: an antibacterial energy-saving stop valve comprises a valve body, wherein a first cavity K is formed in the upper surface of the valve body, a second cavity R is formed in the valve body, the top end of the second cavity R is communicated with the bottom end of the first cavity K, a return pipe is arranged in the second cavity R, the bottom end of the return pipe is fixedly connected with the bottom wall of the second cavity R, flanges are mounted at the left end and the right end of the valve body, a manifold S is formed in the valve body and communicated with the second cavity R, a return cavity L is formed in the valve body and communicated with the return pipe;

a circular pressing plate is arranged inside the first cavity K, a rubber sealing gasket is fixedly connected to the bottom surface of the circular pressing plate, a first flow guide hole is formed in the upper surface of the circular pressing plate, the position of the first flow guide hole corresponds to that of the second cavity R, the bottom end of the first flow guide hole penetrates through the circular pressing plate and extends to the bottom surface of the rubber sealing gasket, a second flow guide hole is formed in the middle of the upper surface of the circular pressing plate, the bottom end of the second flow guide hole penetrates through the rubber sealing gasket and extends to the bottom surface of the rubber sealing gasket, the position of the second flow guide hole corresponds to a pipe cavity of the return pipe, and the diameter value of the rubber sealing gasket is at least twice that of the first flow guide hole;

the upper surface mounting of valve body has the closing plate, the middle part of closing plate is fixed to be inlayed and is had the case subassembly, the last fixed surface of closing plate is connected with the safety cover, the interior roof fixed mounting of safety cover has solenoid.

As a preferred technical scheme of the utility model, the case subassembly includes the sleeve, telescopic top extends to solenoid's inside, telescopic inside is equipped with the iron prop, the below of iron prop is equipped with the thrust ring, thrust ring fixed mounting is in telescopic inner wall, the bottom fixedly connected with valve rod of iron prop, the bottom of valve rod extends to the below of closing plate, just the position of valve rod is corresponding with the position in second water conservancy diversion hole, the outside cover of valve rod is equipped with the spring, the spring sets up between the bottom of valve rod and thrust ring.

As an optimal technical scheme of the utility model, the bottom surface fixedly connected with gasket of valve rod, and the gasket adopts the hydrogenated nitrile rubber material.

As an optimized technical scheme of the utility model, be provided with the bulge loop on the diapire of first cavity K, and the bulge loop is two at least.

As a preferred technical scheme of the utility model, threaded hole is seted up to the upper surface of valve body, the corresponding drift bolt hole with the screw hole is seted up to the upper surface of closing plate.

As an optimal technical scheme of the utility model, the middle part of circular clamp plate upper surface is equipped with boss W, second water conservancy diversion hole runs through boss W's middle part.

As an optimized technical scheme of the utility model, the back flow forms for integrated into one piece processing with the valve body.

The utility model discloses the beneficial effect who reaches is: the utility model relates to an antibiotic energy-conserving stop valve, through the back flow, circular clamp plate, the rubber packing pad, first water conservancy diversion hole, the cooperation design of second water conservancy diversion hole and case subassembly, just can be with the faint current control valve rod up-and-down motion in the solenoid, and control this electromagnetism stop valve's opening, the off-state, reach this electromagnetism stop valve's energy-conserving effect, it is little because of solenoid valve during operation power consumption, be difficult for making the temperature rise around the solenoid valve, thereby difficult messenger electromagnetism stop valve inside and breed mould around and, and then can make the electromagnetism stop valve be difficult for corroding, improve the life of electromagnetism stop valve.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a cross-sectional view of a front view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the valve body of the present invention.

In the figure: 1. a valve body; 2. a return pipe; 3. a flange; 4. a circular pressing plate; 5. a rubber gasket; 6. a first flow guide hole; 7. a second flow guide hole; 8. a sealing plate; 9. a valve core assembly; 91. a sleeve; 92. an iron column; 93. a thrust ring; 94. a valve stem; 95. a spring; 96. sealing the sheet; 10. a protective cover; 11. an electromagnetic coil; 12. a convex ring; 13. a threaded hole; 14. a nail penetration hole; r, a second cavity; K. a first cavity; l, a reflux cavity; s, a manifold; w, a boss.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, a person skilled in the art can make all other embodiments obtained on the premise of creative work, and all the embodiments belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-3, an antibacterial energy-saving stop valve comprises a valve body 1, wherein a first cavity K is formed in the upper surface of the valve body 1, a second cavity R is formed in the valve body 1, the top end of the second cavity R is communicated with the bottom end of the first cavity K, a return pipe 2 is arranged in the second cavity R, the bottom end of the return pipe 2 is fixedly connected with the bottom wall of the second cavity R, flanges 3 are mounted at the left end and the right end of the valve body 1, a manifold S is formed in the valve body 1 and is communicated with the second cavity R, a return chamber L is formed in the valve body 1 and is communicated with the return pipe 2;

a circular pressing plate 4 is arranged inside the first cavity K, a rubber sealing gasket 5 is fixedly connected to the bottom surface of the circular pressing plate 4, a first flow guide hole 6 is formed in the upper surface of the circular pressing plate 4, the position of the first flow guide hole 6 corresponds to the position of the second cavity R, the bottom end of the first flow guide hole 6 penetrates through the circular pressing plate 4 and extends to the bottom surface of the rubber sealing gasket 5, a second flow guide hole 7 is formed in the middle of the upper surface of the circular pressing plate 4, the bottom end of the second flow guide hole 7 penetrates through the rubber sealing gasket 5 and extends to the bottom surface of the rubber sealing gasket 5, the position of the second flow guide hole 7 corresponds to the pipe cavity of the backflow pipe 2, and the diameter value of the rubber sealing gasket 5 is at least twice that of;

the upper surface mounting of valve body 1 has closing plate 8, and the middle part of closing plate 8 is fixed to be inlayed and is had case subassembly 9, and the last fixed surface of closing plate 8 is connected with safety cover 10, and the interior roof fixed mounting of safety cover 10 has solenoid 11.

Wherein, case subassembly 9 includes sleeve 91, the top of sleeve 91 extends to solenoid 11's inside, the inside of sleeve 91 is equipped with iron prop 92, the below of iron prop 92 is equipped with thrust collar 93, thrust collar 93 fixed mounting is in the inner wall of sleeve 91, the bottom fixedly connected with valve rod 94 of iron prop 92, the bottom of valve rod 94 extends to the below of closing plate 8, and the position of valve rod 94 corresponds with the position of second water conservancy diversion hole 7, the outside cover of valve rod 94 is equipped with spring 95, spring 95 sets up between the bottom of valve rod 94 and thrust collar 93.

Wherein, the bottom surface of valve rod 94 is fixedly connected with gasket 96, and gasket 96 adopts the hydrogenated nitrile rubber material. This arrangement further ensures the sealing effect between the valve rod 94 and the second pilot hole 7.

Wherein, be provided with bulge loop 12 on the diapire of first cavity K, and bulge loop 12 is two at least. This arrangement can further improve the sealing effect between the rubber packing 5 and the second cavity R.

Wherein, the upper surface of the valve body 1 is provided with a threaded hole 13, and the upper surface of the sealing plate 8 is provided with a through nail hole 14 corresponding to the threaded hole 13. Can dismantle closing plate 8 through this scheme, make this stop valve be convenient for maintain.

Wherein, the middle part of circular clamp plate 4 upper surface is equipped with boss W, and second water conservancy diversion hole 7 runs through the middle part of boss W. This arrangement further ensures the sealing effect between the valve rod 94 and the second pilot hole 7.

Wherein, the return pipe 2 and the valve body 1 are integrally formed and processed. The scheme can further ensure the service life of the stop valve.

Specifically, in the present invention, please refer to fig. 1 and fig. 2 again, when the electromagnetic coil 11 is not powered on, under the action of the spring 95, the bottom end of the valve rod 94 abuts against the top end of the second guiding hole 7, the second guiding hole 7 is sealed and is not conducted, because the pressure inside the manifold S and the second cavity R is greater than the pressure inside the return cavity L, the medium inside the second cavity R enters the first cavity K through the first guiding hole 6, so the pressure inside the first cavity K is the same as the pressure inside the second cavity R, and therefore the pressure inside the first cavity K is greater than the pressure inside the return cavity L, the pressure on the upper surface of the circular pressing plate 4 is greater than the pressure on the bottom surface of the circular pressing plate 4, and the circular pressing plate 4 is forced to move downward, so as to seal between the manifold S and the return cavity L, and make the electromagnetic valve in a cut-off state; when the electromagnetic coil 11 is powered on, the iron column 92 is subjected to electromagnetic force of the electromagnetic coil 11 to drive the valve rod 94 to move upwards, at the moment, the second flow guide hole 7 is conducted, the medium in the first cavity K flows into the reflux cavity L through the second flow guide hole 7, and because the medium flow in the first flow guide hole 6 is far lower than that in the second flow guide hole 7, the medium in the first cavity K cannot be supplemented in time, the pressure in the first cavity K is reduced, the pressure on the upper surface of the circular pressing plate 4 is smaller than that on the bottom surface of the circular pressing plate 4, the circular pressing plate 4 moves upwards under the action of upward force, so that the flow collecting cavity S is conducted with the reflux cavity L, and the electromagnetic valve is in a conducting state; by integrating the above principle, the iron post 92 and the valve rod 94 can be controlled to move up and down by the weak current in the electromagnetic coil 11, so as to control the on-off state of the electromagnetic stop valve, thereby achieving the energy-saving effect of the electromagnetic stop valve.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "fixedly," "mounted," "connected," and "connected" are to be construed broadly, e.g., "mounted" may be fixedly connected, or detachably connected, or integrally connected; "connected" may be mechanically or electrically connected; "connected" may be directly connected or indirectly connected through an intermediate member, or may be internal or external to two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

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

Claims

1. The utility model provides an antibiotic energy-conserving stop valve, includes valve body (1), its characterized in that: the upper surface of the valve body (1) is provided with a first cavity (K), a second cavity (R) is formed inside the valve body (1), the top end of the second cavity (R) is communicated with the bottom end of the first cavity (K), a return pipe (2) is arranged inside the second cavity (R), the bottom end of the return pipe (2) is fixedly connected with the bottom wall of the second cavity (R), flanges (3) are mounted at the left end and the right end of the valve body (1), a manifold (S) is formed inside the valve body (1), the manifold (S) is communicated with the second cavity (R), a return cavity (L) is formed inside the valve body (1), and the return cavity (L) is communicated with the return pipe (2);

a circular pressing plate (4) is arranged inside the first cavity (K), the bottom surface of the circular pressing plate (4) is fixedly connected with a rubber sealing gasket (5), the upper surface of the circular pressing plate (4) is provided with a first flow guide hole (6), and the position of the first diversion hole (6) corresponds to the position of the second cavity (R), the bottom end of the first flow guide hole (6) penetrates through the circular pressing plate (4) and extends to the bottom surface of the rubber sealing gasket (5), the middle part of the upper surface of the circular pressing plate (4) is provided with a second flow guide hole (7), the bottom end of the second diversion hole (7) penetrates through the rubber sealing gasket (5) and extends to the bottom surface of the rubber sealing gasket (5), and the position of the second diversion hole (7) corresponds to the pipe cavity of the return pipe (2), the diameter value of the rubber sealing gasket (5) is at least twice of that of the first flow guide hole (6);

the upper surface mounting of valve body (1) has closing plate (8), the fixed valve core subassembly (9) of inlaying in middle part of closing plate (8), the last fixed surface of closing plate (8) is connected with safety cover (10), the interior roof fixed mounting of safety cover (10) has solenoid (11).

2. The antibacterial energy-saving stop valve according to claim 1, characterized in that: the spool component (9) comprises a sleeve (91), the top end of the sleeve (91) extends to the inside of the electromagnetic coil (11), an iron column (92) is arranged inside the sleeve (91), a thrust ring (93) is arranged below the iron column (92), the thrust ring (93) is fixedly mounted on the inner wall of the sleeve (91), a valve rod (94) is fixedly connected to the bottom end of the iron column (92), the bottom end of the valve rod (94) extends to the lower portion of the sealing plate (8), the position of the valve rod (94) corresponds to the position of the second flow guide hole (7), a spring (95) is sleeved outside the valve rod (94), and the spring (95) is arranged between the bottom end of the valve rod (94) and the thrust ring (93).

3. The antibacterial energy-saving stop valve according to claim 2, characterized in that: the bottom surface of the valve rod (94) is fixedly connected with a sealing sheet (96), and the sealing sheet (96) is made of hydrogenated nitrile rubber.

4. The antibacterial energy-saving stop valve according to claim 1, characterized in that: the bottom wall of the first cavity (K) is provided with at least two convex rings (12), and the number of the convex rings (12) is at least two.

5. The antibacterial energy-saving stop valve according to claim 1, characterized in that: the upper surface of the valve body (1) is provided with a threaded hole (13), and the upper surface of the sealing plate (8) is provided with a nail penetrating hole (14) corresponding to the threaded hole (13).

6. The antibacterial energy-saving stop valve according to claim 1, characterized in that: a boss (W) is arranged in the middle of the upper surface of the circular pressing plate (4), and the second flow guide hole (7) penetrates through the middle of the boss (W).

7. The antibacterial energy-saving stop valve according to claim 1, characterized in that: the backflow pipe (2) and the valve body (1) are formed by integrated forming and processing.