CN209977303U

CN209977303U - Anti-impact plug valve for industrial valve

Info

Publication number: CN209977303U
Application number: CN201920811625.4U
Authority: CN
Inventors: 鲍南宇
Original assignee: Suzhou Valve Doctor Fluid Control Technology Co Ltd
Current assignee: Suzhou Valve Doctor Fluid Control Technology Co Ltd
Priority date: 2019-05-31
Filing date: 2019-05-31
Publication date: 2020-01-21
Anticipated expiration: 2029-05-31

Abstract

The utility model provides an industry valve is with impact-resistant plug valve, include: the valve body, the flow passage and the buffer sheet; a flow channel is arranged at the lower part in the valve body, and the valve body is connected with the flow channel in an embedding way; the buffer sheet is arranged on the inner wall of the flow channel and connected with the flow channel in a welding mode; the valve rod is arranged inside the bushing, and the valve rod is connected with the bushing in a penetrating manner; the valve core is arranged at the bottom end of the valve rod and is connected with the valve rod in a welding mode; the through hole is located the inside of case, and through hole and case formula structure as an organic whole. Through structurally improving, it is reasonable to have medium flow mode reasonable in design, improves impact resistance greatly to corrosion resisting property is strong, fully improves advantages such as practical value of device, thereby effectual solution the utility model discloses the problem that proposes in current device is with not enough.

Description

Anti-impact plug valve for industrial valve

Technical Field

The utility model relates to a plug valve technical field, more specifically the utility model specifically says, especially relates to an industrial valve is with anti impact type plug valve.

Background

The switch valve is an important accessory for controlling medium flow in industrial pipelines and can be used for controlling the flow of various types of fluids, and especially when the switch valve is used at a position where the switch valve needs to be opened and closed frequently, the switch valve is the most suitable choice.

However, the plug valve used in the industry at present has the problems that the impact resistance of the inner wall is poor due to the fact that a medium flowing mode is not complete, the service lives of the inner wall and the valve core are short, the corrosion resistance of the inner wall is poor, the practical value of the plug valve is greatly reduced, and the like.

In view of the above, the present invention provides an impact-resistant plug valve for an industrial valve, which is improved in view of the conventional problems, and aims to solve the problems and improve the practical value by the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial valve is with type of shocking resistance plug valve to the plug valve that uses still has the medium flow mode incomplete in solving the present industry that proposes in the above-mentioned background art, leads to inner wall shock resistance relatively poor, causes the life of inner wall and case shorter, and the anti-corrosion properties of inner wall is also relatively poor, greatly reduced its practical value scheduling problem and not enough.

In order to achieve the above object, the utility model provides an industrial valve is with type of shocking resistance plug valve is reached by following specific technological means:

an impact resistant plug valve for industrial valves comprising: the valve comprises a valve body, a flow passage, a buffer sheet, a valve rod, a valve core, a through hole, a sealing ring, a lining, an upper pressure plate and a lower pressure plate; a flow channel is arranged at the lower part in the valve body, and the valve body is connected with the flow channel in an embedding way; the buffer sheet is arranged on the inner wall of the flow channel and connected with the flow channel in a welding mode; the valve rod is arranged inside the bushing, and the valve rod is connected with the bushing in a penetrating manner; the valve core is arranged at the bottom end of the valve rod and is connected with the valve rod in a welding mode; the through hole is positioned in the valve core, and the through hole and the valve core are of an integrated structure; the sealing rings are respectively arranged at the upper end and the lower end of the valve core and are connected with the valve core in a sleeving manner; the bushing is arranged at the upper part in the valve body, and the bushing is connected with the valve body in an embedding way; the upper pressure plate is arranged at the upper part of the valve body and is connected with the valve body in a bolt fixing mode; the lower pressing plate is arranged at the lower part of the valve body, and the lower pressing plate is connected with the valve body in a bolt fixing mode.

As the further optimization of this technical scheme, the utility model relates to an industrial valve is with type of shocking resistance plug valve the runner is cylindric for the mid portion, and both ends divide into that one end is the loudspeaker form, and the other end is the drum structure of annular form, and the mounting hole of case is seted up to upper portion and lower part in the middle of the runner.

As the further optimization of this technical scheme, the utility model relates to an industrial valve is with type of shocking resistance plug valve the buffer plate is horn mouth form, and the both ends of buffer plate on the inner wall of runner are the transverse arrangement mode and respectively are provided with three.

As the further optimization of this technical scheme, the utility model relates to an industrial valve is with type of shocking resistance plug valve the case is discoid for upper and lower both ends, and the centre is the toper form, and the upper and lower both ends of case are installed in the valve body, and the centre is installed in the runner.

As the further optimization of this technical scheme, the utility model relates to an industrial valve is with type of shocking resistance plug valve the bush adopts the stainless steel bush, and installs the sealing washer between bush and the valve rod.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model relates to an industrial valve is with type of shocking resistance plug valve through set up the buffer plate in the runner, can make the medium through the runner form the turbulent flow to can reduce the impact force of fluid to runner inner wall and case, strengthened the device's shock resistance then.

2. The utility model relates to an industrial valve is with type of shocking resistance plug valve through set up the runner in the valve body, can strengthen the corrosion resistance to the fluid, improves the durability to two parts department about the runner is the loudspeaker form and sets up and also can carry out certain cushioning effect to the medium, thereby improves its shock resistance more, improves the practical value of device greatly.

3. The utility model discloses a to above-mentioned device structurally improvement, it is reasonable to have medium flow mode reasonable in design, improves shock resistance greatly to corrosion resisting property is strong, fully improves advantages such as practical value of device, thereby effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

fig. 1 is a schematic cross-sectional structure diagram of an embodiment of the present invention;

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

FIG. 3 is a schematic view of the flow channel structure of the present invention;

fig. 4 is a schematic view of the buffer sheet of the present invention.

In the figure: the valve comprises a valve body 1, a flow channel 2, a buffer sheet 3, a valve rod 4, a valve core 5, a through hole 6, a sealing ring 7, a lining 8, an upper pressure plate 9 and a lower pressure plate 10.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 4, the present invention provides a specific technical implementation of an impact-resistant plug valve for an industrial valve:

an impact resistant plug valve for industrial valves comprising: the valve comprises a valve body 1, a flow channel 2, a buffer sheet 3, a valve rod 4, a valve core 5, a through hole 6, a sealing ring 7, a lining 8, an upper pressure plate 9 and a lower pressure plate 10; a flow passage 2 is arranged at the lower part in the valve body 1, and the valve body 1 is connected with the flow passage 2 in an embedding way; the buffer sheet 3 is arranged on the inner wall of the flow passage 2, and the buffer sheet 3 is connected with the flow passage 2 in a welding mode; the valve rod 4 is arranged inside the bushing 8, and the valve rod 4 is connected with the bushing 8 in a penetrating manner; the valve core 5 is arranged at the bottom end of the valve rod 4, and the valve core 5 is connected with the valve rod 4 in a welding mode; the through port 6 is positioned inside the valve core 5, and the through port 6 and the valve core 5 are of an integrated structure; the sealing rings 7 are respectively arranged at the upper end and the lower end of the valve core 5, and the sealing rings 7 are connected with the valve core 5 in a sleeving manner; the bushing 8 is arranged at the upper position in the valve body 1, and the bushing 8 is connected with the valve body 1 in an embedding mode; the upper pressure plate 9 is arranged at the upper part of the valve body 1, and the upper pressure plate 9 is connected with the valve body 1 in a bolt fixing mode; the lower pressing plate 10 is arranged at the lower part of the valve body 1, and the lower pressing plate 10 is connected with the valve body 1 in a bolt fixing mode.

Specifically, the flow channel 2 is cylindrical in the middle, one end of the flow channel is horn-shaped, the other end of the flow channel is annular, mounting holes for the valve core 5 are formed in the upper portion and the lower portion of the middle of the flow channel 2, the flow channel 2 is made of 18Cr-12Ni-2.5M stainless steel, and the wall thickness is 3 mm.

Specifically, the buffer sheet 3 is in a bell mouth shape, two ends of the buffer sheet 3 on the inner wall of the runner 2 are respectively provided with three positions in a transverse arrangement mode, the buffer sheet 3 is made of 18Cr-12Ni-2.5M stainless steel material, the thickness is 3mm, and the bell mouth opening direction of the buffer sheet 3 is the water inlet direction.

Specifically, the upper end and the lower end of the valve core 5 are disc-shaped, the middle is cone-shaped, the upper end and the lower end of the valve core 5 are installed in the valve body 1, the middle is installed in the flow channel 2, and as shown in fig. 1 and 2, the bottom end of the valve core 5 is further provided with a rotating shaft, the rotating shaft is installed in the valve body 1 and sleeved with a sealing ring 7, and the valve core 5 is made of 18Cr-12Ni-2.5M stainless steel.

Specifically, the bushing 8 is a stainless steel bushing, and the sealing ring 7 is installed between the bushing 8 and the valve rod 4.

The method comprises the following specific implementation steps:

the device is firstly connected and fixed with an industrial pipeline by bolts by utilizing water inlets and water outlets at two ends of a valve body 1, then the valve rod 4 is screwed by 90 degrees, so that a through hole 6 in a valve core 5 and a flow channel 2 are in the same straight line, fluid enters the flow channel 2 from a water inlet, turbulence is formed at the position of a buffer sheet 3, the impact force of a medium on the inner wall and the valve core 5 is reduced, and the valve rod 4 can be closed by utilizing the valve core 5 after 90 degrees of convolution.

In summary, the following steps: according to the anti-impact plug valve for the industrial valve, the buffer sheet is arranged in the flow channel, so that a medium passing through the flow channel can form turbulent flow, the impact force of fluid on the inner wall of the flow channel and the valve core can be reduced, and the anti-impact performance of the device is enhanced; through set up the runner in the valve body, can strengthen the anticorrosive performance to the fluid, improve the durability to two parts department about the runner is the loudspeaker form setting and also can carries out certain cushioning effect to the medium, thereby improves its shock resistance more, improves the practical value of device greatly.

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. An impact resistant plug valve for industrial valves comprising: the valve comprises a valve body (1), a flow channel (2), a buffer sheet (3), a valve rod (4), a valve core (5), a through hole (6), a sealing ring (7), a lining (8), an upper pressure plate (9) and a lower pressure plate (10); the method is characterized in that: a flow channel (2) is arranged at the lower part in the valve body (1), and the valve body (1) is connected with the flow channel (2) in an embedding manner; the buffer sheet (3) is arranged on the inner wall of the flow channel (2), and the buffer sheet (3) is connected with the flow channel (2) in a welding mode; the valve rod (4) is arranged inside the bushing (8), and the valve rod (4) is connected with the bushing (8) in a penetrating manner; the valve core (5) is arranged at the bottom end of the valve rod (4), and the valve core (5) is connected with the valve rod (4) in a welding mode; the through hole (6) is positioned in the valve core (5), and the through hole (6) and the valve core (5) are of an integrated structure; the sealing rings (7) are respectively arranged at the upper end and the lower end of the valve core (5), and the sealing rings (7) are connected with the valve core (5) in a sleeving manner; the bushing (8) is arranged at the upper position in the valve body (1), and the bushing (8) is connected with the valve body (1) in an embedding mode; the upper pressure plate (9) is arranged at the upper part of the valve body (1), and the upper pressure plate (9) is connected with the valve body (1) in a bolt fixing mode; the lower pressing plate (10) is arranged on the lower portion of the valve body (1), and the lower pressing plate (10) is connected with the valve body (1) in a bolt fixing mode.

2. An impact-resistant plug valve for industrial valves according to claim 1, characterized in that: the middle part of the flow channel (2) is cylindrical, two end parts of the flow channel are of cylindrical structures, one end of each flow channel is horn-shaped, the other end of each flow channel is annular, and the upper part and the lower part of the middle of the flow channel (2) are provided with mounting holes for the valve cores (5).

3. An impact-resistant plug valve for industrial valves according to claim 1, characterized in that: the buffer sheet (3) is in a horn mouth shape, and two ends of the buffer sheet (3) on the inner wall of the flow channel (2) are respectively provided with three positions in a transverse arrangement mode.

4. An impact-resistant plug valve for industrial valves according to claim 1, characterized in that: the upper end and the lower end of the valve core (5) are disc-shaped, the middle of the valve core is cone-shaped, the upper end and the lower end of the valve core (5) are arranged in the valve body (1), and the middle of the valve core is arranged in the flow channel (2).

5. An impact-resistant plug valve for industrial valves according to claim 1, characterized in that: the bush (8) adopts a stainless steel bush, and a sealing ring (7) is arranged between the bush (8) and the valve rod (4).