阅读说明：本技术 一种平板式高耐磨多路分配阀 (Flat plate type high-wear-resistance multi-way distribution valve ) 是由 杨明明 李森 閤享平 陈长奔 郑益丰 郑益士 于 2019-10-26 设计创作，主要内容包括：本发明提出了一种平板式高耐磨多路分配阀,包括主阀体,所述主阀体顶部设有主口,所述主阀体底部设有沿其周向方向均布排列的若干副口,所述副口个数为偶数,所述主阀体底面设有分配轴,所述分配轴个数为副口个数的一半,所述主阀体内腔底面上设有与分配轴等数设置且一对一连接、在相邻两个副口之间切换相邻两副口通断的阀板；所述主阀体侧面设有与分配轴等数设置的驱动装置,所述驱动装置上设有推杆,所述分配轴外露于主阀体的一端设有摆杆,所述推杆与摆杆连接使驱动装置推拉推杆时控制摆杆摆动、从而实现阀板在相邻两副口之间的切换。本发明具有可进行多路独立切换,耐磨性好使用寿命高,密封性好的优点。(The invention provides a flat plate type high-wear-resistance multi-path distribution valve, which comprises a main valve body, wherein the top of the main valve body is provided with a main port, the bottom of the main valve body is provided with a plurality of auxiliary ports which are uniformly distributed and arranged along the circumferential direction of the main valve body, the number of the auxiliary ports is even, the bottom surface of the main valve body is provided with a distribution shaft, the number of the distribution shaft is half of that of the auxiliary ports, and the bottom surface of the inner cavity of the main valve body is provided with valve plates which are arranged in an equal number with the distribution shaft, are connected in a one-to-one manner and switch; the side surface of the main valve body is provided with a driving device which is arranged in an equal number with the distribution shaft, the driving device is provided with a push rod, one end of the distribution shaft, which is exposed out of the main valve body, is provided with a swing rod, and the push rod is connected with the swing rod to control the swing of the swing rod when the driving device pushes and pulls the push rod, so that the valve plate is switched between two adjacent auxiliary ports. The invention has the advantages of independent switching of multiple paths, good wear resistance, long service life and good sealing property.)

1. A flat plate type high wear-resistant multi-way distribution valve is characterized in that: the valve comprises a main valve body, wherein a main port is arranged at the top of the main valve body, a plurality of auxiliary ports are uniformly distributed and arranged at the bottom of the main valve body along the circumferential direction of the main valve body, the number of the auxiliary ports is even, a distribution shaft is arranged at the bottom of the main valve body, the number of the distribution shaft is half of that of the auxiliary ports, and valve plates which are arranged in an equal number with the distribution shaft and are connected with one another in a one-to-one manner and switch the on-off of two adjacent auxiliary ports between two adjacent auxiliary ports are arranged on the bottom; the side surface of the main valve body is provided with a driving device which is arranged in an equal number with the distribution shaft, the driving device is provided with a push rod, one end of the distribution shaft, which is exposed out of the main valve body, is provided with a swing rod, and the push rod is connected with the swing rod to control the swing of the swing rod when the driving device pushes and pulls the push rod, so that the valve plate is switched between two adjacent auxiliary ports.

2. The flat plate type high abrasion resistance multi-way distribution valve according to claim 1, wherein: the distribution shaft is located the one end tip of main valve body inner chamber and is equipped with the clamp plate that sets up with the valve plate interval, be equipped with the clamp plate post on the clamp plate, the valve plate is equipped with the valve plate post towards the one side of clamp plate, be equipped with compression spring between valve plate and the clamp plate, compression spring overlaps on clamp plate post and the valve plate post, the epaxial side falcon that is equipped with of distribution, the valve plate makes the valve plate hug closely vice mouthful under compression spring's promotion when being connected the transmission moment of torsion with the side falcon.

3. The flat plate type high abrasion resistance multi-way distribution valve according to claim 2, wherein: the valve plate column and the pressure plate column are coaxial with each other in axial line, and pass through the center of the auxiliary port axial line in the rotating range of the distribution shaft.

4. The flat plate type high abrasion resistance multi-way distribution valve according to claim 2, wherein: and a support sleeve is arranged on the distribution shaft between the valve plate and the pressure plate, the support sleeve is welded and fixed with the pressure plate, and a reinforcing rib plate is arranged at the joint of the support sleeve and the pressure plate.

5. The flat plate type high abrasion resistance multi-way distribution valve according to claim 1, wherein: and a sealing edge arranged around the auxiliary port is arranged on the auxiliary port at the bottom of the inner cavity of the main valve body, and the sealing edge is in sealing contact with the valve plate.

6. The flat plate type high abrasion resistance multi-way distribution valve according to claim 5, wherein: the valve plate and the sealing edge are both stl alloy.

7. The flat plate type high abrasion resistance multi-way distribution valve according to claim 5, wherein: the sealing edge is fixed at the bottom of the main valve body through a fixing screw.

8. The flat plate type high abrasion resistance multi-way distribution valve according to claim 1, wherein: the driving device is arranged on the outer cylindrical wall of the main valve body.

9. The flat plate type high abrasion resistance multi-way distribution valve according to claim 1, wherein: the number of the auxiliary ports is 6.

10. The flat plate type high abrasion resistance multi-way distribution valve according to claim 1, wherein: the driving device is a swing air cylinder or a swing hydraulic cylinder or an electric push rod.

Technical Field

The invention relates to the field of valves, in particular to a flat plate type high-wear-resistance multi-way distribution valve.

Background

The valve generally is used for the break-make of control medium, but can smuggle the fibre in a lot of media in the chemical industry field secretly, this just makes the valve easy with the fibre clip in the lump on sealed face when closing, lead to sealed face impaired or sealed incomplete wait the condition to take place, current distribution valve often uses more in the hydraulic pressure station simultaneously, be small-bore distribution valve, to the large-traffic distribution demand of heavy-calibre in the chemical industry field, generally adopt the parallelly connected mode of a plurality of stop valves to control, its cost is higher, control trouble, leak the hidden danger and also improve thereupon, simultaneously because a plurality of stop valves connect in parallel, therefore its is bulky, large in floor area, be unfavorable for the reasonable laying of pipeline.

At present, for distribution control of fiber-containing media, the service life of a valve is usually sacrificed, and the valve sealing surface is abraded when the valve is distributed and controlled to be opened and closed every time, so that the service life of the valve is short, the maintenance frequency is high, and the maintenance cost is high, so that the distribution valve which is long in service life, small in size and simple and convenient in distribution control is urgently needed to be designed.

Disclosure of Invention

Based on the above problems, the present invention aims to provide a flat plate type high wear-resistant multi-way distribution valve which can perform multi-way independent switching, has good wear resistance, long service life and good sealing performance.

Aiming at the problems, the following technical scheme is provided: a flat plate type high-wear-resistance multi-path distribution valve comprises a main valve body, wherein a main port is arranged at the top of the main valve body, a plurality of auxiliary ports are uniformly distributed at the bottom of the main valve body along the circumferential direction of the main valve body, the number of the auxiliary ports is even, a distribution shaft is arranged at the bottom of the main valve body, the number of the distribution shaft is half of that of the auxiliary ports, and valve plates which are arranged in an equal number with the distribution shaft, are connected with the distribution shaft in a one-to-one manner and switch the on-off of two adjacent auxiliary ports between two adjacent auxiliary ports are arranged on the; the side surface of the main valve body is provided with a driving device which is arranged in an equal number with the distribution shaft, the driving device is provided with a push rod, one end of the distribution shaft, which is exposed out of the main valve body, is provided with a swing rod, and the push rod is connected with the swing rod to control the swing of the swing rod when the driving device pushes and pulls the push rod, so that the valve plate is switched between two adjacent auxiliary ports.

In the structure, through setting up the valve plate that switches between adjacent vice mouthful, utilize the swing shearing action of valve plate to cut off the fibre in the medium, can effectively avoid the sealed face of fibre clamp-in to cause sealed face impaired, utilize many switching to vice mouthful of a plurality of drive arrangement control to open and close, realize the multichannel distribution, can regard as the main entrance as the import according to the in-service use operating mode, vice mouthful regard as the export to use, or regard as the main entrance as the export, vice mouthful is as the import and uses, the multichannel distribution or the multichannel mixed effect has been realized, and is compact in size, and is simple to control, long service life's advantage, can reduce construction cost simultaneously by a wide margin.

The distribution shaft is further provided with a pressing plate which is arranged at a distance from the valve plate at one end part of the distribution shaft, which is positioned in the inner cavity of the main valve body, a pressing plate column is arranged on the pressing plate, a valve plate column is arranged on one surface of the valve plate, which faces the pressing plate, a compression spring is arranged between the valve plate and the pressing plate, the compression spring is sleeved on the pressing plate column and the valve plate column, a square tenon is arranged on the distribution shaft, and the valve plate and the square tenon are connected to transfer torque and enable the valve plate to be tightly attached to the auxiliary port under the pushing of the compression spring.

In the structure, the valve plate is pressed on the auxiliary port through the compression spring and swings between the adjacent auxiliary ports, so that sufficient shearing extrusion force is guaranteed, the fiber cutting effect is improved, and the square falcon can guarantee that the valve plate can move towards the axial direction of the distribution shaft when transmitting the torque of the distribution shaft to the valve plate.

The invention is further provided that the valve plate column and the pressure plate column are coaxial with each other in the axial direction, and the valve plate column and the pressure plate column pass through the center of the auxiliary port axial line within the rotation range of the distribution shaft.

In the above-mentioned structure, can effectively guarantee compression spring's the even effect of thrust and put the department in valve plate central point, avoid each position between valve plate and the vice mouth to lead to the fact local wear because of the contact dynamics differs.

The invention is further provided that a support sleeve is arranged on the distribution shaft between the valve plate and the pressure plate, the support sleeve and the pressure plate are welded and fixed, and a reinforcing rib plate is arranged at the joint of the support sleeve and the pressure plate.

In the structure, the rigidity of the pressure plate can be improved by the support sleeve and the reinforcing rib plate, so that the support effect of the compression spring between the valve plate and the pressure plate is more direct, and the pressure plate can be prevented from being bent under the elasticity of the compression spring.

The invention is further provided that a sealing edge arranged around the auxiliary port is arranged on the auxiliary port at the bottom of the inner cavity of the main valve body, and the sealing edge is in sealing contact with the valve plate.

In the structure, the sealing edge is in sealing contact with the valve plate, abrasion generated when the valve plate swings is concentrated between the valve plate and the sealing edge, and later-period replacement and maintenance of the valve plate and the sealing edge are facilitated.

The invention is further provided that the valve plate and the sealing edge are both stl alloy.

In the above-mentioned structure, the valve plate can guarantee to cut off the fibre in the medium with sealed reason when lapping each other, can also promote sealed effect through lapping each other for sealed face sealed effect is used better more.

The invention is further configured such that the sealing lip is fixed to the bottom of the main valve body by a fixing screw.

In the structure, the sealing edge is convenient to detach, install and replace.

The invention is further provided that the drive is arranged on the outer cylindrical wall of the main valve body.

The invention is further provided that the number of the auxiliary ports is 6.

The invention is further provided that the driving device is a swing cylinder or a swing hydraulic cylinder or an electric push rod.

In the structure, the driving devices with different powers are reasonably selected according to actual use occasions.

The invention has the beneficial effects that: through setting up the valve plate that switches between adjacent vice mouthful, utilize the swing shearing action of valve plate to cut off the fibre in the medium, can effectively avoid the sealed face of fibre clamp-in to cause sealed, utilize a plurality of drive arrangement control to open and close the switching of vice mouthful, realize the multichannel distribution, can regard as the import with the main entrance according to the in-service use operating mode, vice mouthful regard as the export to use, or regard as the export with the main entrance, vice mouthful regard as the import to use, multi-path distribution or multichannel mixed effect has been realized, and has compact size, and is simple to control, long service life's advantage, can reduce construction cost simultaneously by a wide margin.

Drawings

FIG. 1 is a side view partially in section of the present invention.

Fig. 2 is a schematic bottom structure of the present invention.

Fig. 3 is a schematic structural view of the bottom inner cavity of the main valve body.

FIG. 4 is an enlarged view of the portion A of FIG. 1 according to the present invention.

The reference numbers in the figures mean: 10-main valve body; 11-a main port; 12-secondary port; 121-sealing rim; 122-a set screw; 13-a dispensing shaft; 131-a swing link; 132-a platen; 133-platen columns; 134-falcon; 135-support sleeve; 136-a reinforcing floor; 14-a valve plate; 141-valve plate columns; 15-a drive device; 151-push rod; 16-compression spring.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

Referring to fig. 1 to 4, the flat plate type high wear-resistant multi-path distribution valve shown in fig. 1 to 4 includes a main valve body 10, a main port 11 is provided at the top of the main valve body 10, a plurality of sub ports 12 are provided at the bottom of the main valve body 10 and are uniformly distributed and arranged along the circumferential direction, the number of the sub ports 12 is an even number, a distribution shaft 13 is provided at the bottom of the main valve body 10, the number of the distribution shaft 13 is half of the number of the sub ports 12, and valve plates 14 are provided at the bottom of the inner cavity of the main valve body 10, are provided at the same number as the distribution shaft 13, are connected one to one, and switch on and off the adjacent two sub ports 12 between the adjacent; the side surface of the main valve body 10 is provided with a driving device 15 which is arranged in an equal number with the distribution shaft 13, the driving device 15 is provided with a push rod 151, one end of the distribution shaft 13 exposed out of the main valve body 10 is provided with a swing rod 131, and the push rod 151 is connected with the swing rod 131 to control the swing of the swing rod 131 when the driving device 15 pushes and pulls the push rod 151, so that the valve plate 14 is switched between two adjacent auxiliary ports 12.

In the structure, through setting up the valve plate 14 of switching between adjacent vice mouth 12, utilize the swing shearing action of valve plate 14 to cut off the fibre in the medium, can effectively avoid the fibre to insert sealed face into and cause sealed face impaired, utilize a plurality of drive arrangement 15 control to open and close many switching to vice mouth 12, realize the multichannel distribution, can regard main mouth 11 as the import according to the in-service use operating mode, vice mouth 12 as the export use, or regard main mouth 11 as the export, vice mouth 12 is as the import use, multichannel distribution or multichannel mixed effect has been realized, and has the compact size, and is simple to control, long service life's advantage, can reduce construction cost simultaneously by a wide margin.

In this embodiment, a pressure plate 132 spaced from the valve plate 14 is disposed at an end of the distribution shaft 13 located in the inner cavity of the main valve body 10, a pressure plate column 133 is disposed on the pressure plate 132, a valve plate column 141 is disposed on a surface of the valve plate 14 facing the pressure plate 132, a compression spring 16 is disposed between the valve plate 14 and the pressure plate 132, the compression spring 16 is sleeved on the pressure plate column 133 and the valve plate column 141, a square falcon 134 is disposed on the distribution shaft 13, and the valve plate 14 is connected with the square falcon 134 to transmit torque and make the valve plate 14 tightly contact with the secondary port 12 under the pushing of the compression spring 16.

In the above-mentioned structure, valve plate 14 is pressed on vice mouth 12 through compression spring 16 and is swung between adjacent vice mouth 12, has guaranteed sufficient shearing extrusion force, improves fibrous cutting effect, and falcon 134 can guarantee that valve plate 14 can be adjusted to the axial direction of distribution shaft 13 and move when transmitting the moment of torsion of distribution shaft 13 to valve plate 14.

In this embodiment, the valve plate column 141 and the pressure plate column 133 are coaxial, and the valve plate column 141 and the pressure plate column 133 pass through the axial center of the auxiliary port 12 within the rotation range of the distribution shaft 13.

In the structure, the uniform thrust of the compression spring 16 can be effectively ensured to act on the central position of the valve plate 14, and the local abrasion of each part between the valve plate 14 and the auxiliary port 12 due to different contact force is avoided.

In this embodiment, a support sleeve 135 is disposed on the distribution shaft 13 between the valve plate 14 and the pressure plate 132, the support sleeve 135 and the pressure plate 132 are welded and fixed, and a reinforcing rib 136 is disposed at a joint of the support sleeve 135 and the pressure plate 132.

In the above structure, the supporting sleeve 135 and the reinforcing ribs 136 can increase the rigidity of the pressure plate 132, so that the supporting effect of the compression spring 16 between the valve plate 14 and the pressure plate 132 is more direct, and the pressure plate 132 can be prevented from bending under the elastic force of the compression spring 16.

In this embodiment, a sealing edge 121 disposed around the secondary port 12 is disposed on the secondary port 12 at the bottom of the inner cavity of the main valve body 10, and the sealing edge 121 is in sealing contact with the valve plate 14.

In the above structure, sealing edge 121 is in sealing contact with valve plate 14, and abrasion during oscillation of valve plate 14 is concentrated between valve plate 14 and sealing edge 121, thereby facilitating later replacement and maintenance of both.

In this embodiment, the valve plate 14 and the sealing rim 121 are both stl alloy.

In the above-mentioned structure, valve plate 14 and sealing edge 121 can guarantee to cut off the fibre in the medium when lapping each other, can also promote sealed effect through lapping each other for sealed face sealed effect is better more used.

In this embodiment, the sealing rim 121 is fixed to the bottom of the main valve body 10 by a fixing screw 122.

In the above structure, the seal rim 121 can be easily detached, installed and replaced.

In this embodiment, the driving device 15 is disposed on the outer cylindrical wall of the main valve body 10.

In this embodiment, the number of the auxiliary ports 12 is 6.

In this embodiment, the driving device 15 is a swing cylinder, a swing hydraulic cylinder, or an electric push rod.

In the above structure, the driving device 15 with different power is selected reasonably according to actual use occasions.

The invention has the beneficial effects that: through setting up valve plate 14 that switches between adjacent vice mouthful 12, utilize the swing shearing action of valve plate 14 to cut off the fibre in the medium, can effectively avoid the sealed face of fibre clamp-in to cause sealed, utilize a plurality of drive arrangement 15 control to open and close the switching of vice mouthful 12, realize the multichannel distribution, can regard main mouthful 11 as the import according to the in-service use operating mode, vice mouthful 12 is as the export use, or regard main mouthful 11 as the export, vice mouthful 12 is as the import use, the multichannel distribution or the mixed effect of multichannel have been realized, compact size has, and is simple to control, long service life's advantage, and the construction cost can be greatly reduced simultaneously.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.