CN212338216U - Novel two-way sealing butterfly valve - Google Patents
Novel two-way sealing butterfly valve Download PDFInfo
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- CN212338216U CN212338216U CN202020985390.3U CN202020985390U CN212338216U CN 212338216 U CN212338216 U CN 212338216U CN 202020985390 U CN202020985390 U CN 202020985390U CN 212338216 U CN212338216 U CN 212338216U
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Abstract
The utility model relates to a butterfly valve technical field discloses a novel two way seal butterfly valve, which comprises a housin, store the storehouse, the spliced pole, the U-shaped post, the valve body, the valve rod, the butterfly plate, the sealing washer, first bearing, the valve body through-hole, the second bearing lid, outer cover plate, first bearing lid, pressure sensor, the valve body passageway, the spliced pole passageway, the display screen, valve body engaging lug and valve body ring flange, it fixes at the casing lower extreme to store the storehouse, the spliced pole is fixed at storing the storehouse lower extreme, pass through bolted connection between the upper end of U-shaped post and the spliced pole, the upper end of valve body is provided with the valve body engaging lug, pass through bolted connection between the lower extreme of U-shaped post and the valve body engaging lug, store the storehouse, the spliced pole, the U-shaped post, the vertical. The utility model discloses can real-time measurement and show the gas-liquid pressure in the valve body to carry out the on-off operation in the pressure range of butterfly valve work, the use operation safety of protection butterfly valve.
Description
Technical Field
The utility model relates to a butterfly valve technical field especially relates to a novel two way seal butterfly valve.
Background
The butterfly valve is also called a flap valve, is a regulating valve with simple structure, and can be used for the switch control of low-pressure pipeline media. The butterfly valve mainly comprises a cylindrical valve body, a valve shaft and a butterfly plate, wherein one section of the valve shaft in the valve body is connected with the butterfly plate, the front end of the valve body is provided with a water inlet, the rear end of the valve body is provided with a water outlet, a sealing pair is arranged between the outer circumference of the butterfly plate and the inner circumference of the valve body, and the sealing pair comprises a valve body sealing ring which is connected with a sealing seat of the valve body on the inner circumference of the valve body through a connecting bolt and a butterfly plate sealing ring which is embedded on the sealing seat of. The butterfly valve is mainly used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The existing butterfly valve cannot measure and display the gas-liquid pressure in the valve body when in use, cannot ensure the operation within the working pressure range of the butterfly valve, and causes certain danger in the opening and closing operation of the butterfly valve.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a novel two-way sealing butterfly valve can real-time measurement and show the gas-liquid pressure in the valve body to carry out the switching operation in the pressure range of butterfly valve work, protect the safe operation of butterfly valve.
The utility model discloses a following technical scheme realizes: a novel bidirectional sealing butterfly valve comprises a shell, a storage bin, a connecting column, a U-shaped column, a valve body, a valve rod, a butterfly plate, a sealing ring, a first bearing, a valve body through hole, a second bearing cover, an outer cover plate, a first bearing cover, a pressure sensor, a valve body channel, a connecting column channel, a display screen, a valve body connecting lug and a valve body flange plate, wherein the storage bin is fixed at the lower end of the shell, the connecting column is fixed at the lower end of the storage bin, the upper end of the U-shaped column is connected with the connecting column through bolts, the upper end of the valve body is provided with the valve body connecting lug, the lower end of the U-shaped column is connected with the valve body connecting lug through bolts, the vertical centers of the storage bin, the connecting column, the U-shaped column and the valve body are all provided with cylindrical through holes, the valve rod is vertically positioned in the cylindrical through holes, the valve rod is further sleeved with a first bearing cover, the first bearing cover is installed in a cylindrical through hole in the top of the valve body in a threaded fit mode, the first bearing cover is located at the upper end of the first bearing, the bottom end of the valve rod is sleeved with a second bearing and a second bearing cover, a cylindrical installation hole is formed in the center of the lower end of the valve body, the second bearing is located on the innermost side of the cylindrical installation hole, the second bearing cover is installed on the outer side of the cylindrical installation hole in a threaded fit mode, the outer cover plate is installed at the bottom of the valve body through bolts, the pressure sensor is installed in the valve body through hole in the valve body, a valve body channel is formed in the valve body, a connecting column channel is formed in the connecting column, the pressure sensor is connected with a battery and a pressure transmitter through wires respectively, the pressure transmitter is connected with, the battery, the single chip microcomputer and the pressure transmitter are arranged in the storage bin, and the display screen is arranged on the outer side of the shell; the butterfly plate is fixed in the outside of valve rod, the butterfly plate outer lane is fixed with the sealing washer, the both ends of valve body still are provided with the valve body ring flange with valve body integrated into one piece.
Further, the pressure sensors are two, one is arranged in front of the moving outer diameter of the butterfly plate, and the other is arranged behind the moving outer diameter of the butterfly plate.
Furthermore, the pressure sensor is installed on the side wall of the through hole of the valve body in a sinking mode, and the head end of the pressure sensor is slightly lower than the through hole of the valve body.
Furthermore, a worm and gear transmission structure is arranged in the shell, the driving end of the worm and gear transmission structure is connected with a hand wheel, the hand wheel is located on the outer side of the shell, and the output end of the worm and gear transmission structure is in transmission with the valve rod.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a novel two way seal butterfly valve passes through the gas-liquid pressure in the pressure sensor real-time measurement valve body through-hole, utilizes pressure transmitter to convert it into voltage signal output to the singlechip, utilizes the singlechip to convert voltage signal to the gas-liquid pressure in the pressure information real-time display valve body through-hole on the display screen to operate in the pressure range of butterfly valve work, the use operation safety of protection butterfly valve.
Drawings
Fig. 1 is a schematic structural diagram of the bidirectional sealing butterfly valve of the present invention.
In the figure: 1. a hand wheel; 2. a housing; 3. a storage bin; 4. connecting columns; 5. a U-shaped column; 6. a valve body; 7. a valve stem; 8. a butterfly plate; 9. a seal ring; 10. a first bearing; 11. a valve body through hole; 12. a second bearing; 13. a second bearing cover; 14. an outer cover plate; 15. a first bearing cover; 21. a pressure sensor; 22. a valve body passage; 23. connecting a column channel; 24. a display screen; 61. the valve body is connected with the lug; 62. and a flange of the valve body.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.
Example 1
As shown in figure 1, the novel bidirectional sealing butterfly valve of the utility model comprises a shell 2, a storage bin 3, a connecting column 4, a U-shaped column 5, a valve body 6, a valve rod 7, a butterfly plate 8, a sealing ring 9, a first bearing 10, a valve body through hole 11, a second bearing 12, a second bearing cover 13, an outer cover plate 14, a first bearing cover 15, a pressure sensor 21, a valve body channel 22, a connecting column channel 23, a display screen 24, a valve body connecting lug 61 and a valve body flange plate 62, wherein the storage bin 3 is fixed at the lower end of the shell 2, the connecting column 4 is fixed at the lower end of the storage bin 3, the upper end of the U-shaped column 5 is connected with the connecting column 4 through bolts, the upper end of the valve body 6 is provided with a valve body connecting lug 61, the lower end of the U-shaped column 5 is connected with the valve body connecting lug 61 through bolts, the storage bin 3, the, in which the valve stem 7 is located vertically. The middle part cover of valve rod 7 is equipped with first bearing 10, first bearing 10 is located the cylindrical through-hole at valve body 6 top, it is equipped with a first bearing lid 15 still to overlap on the valve rod 7, first bearing lid 15 is installed in the cylindrical through-hole at valve body 6 top through screw-thread fit, first bearing lid 15 is located the upper end of first bearing 10, the bottom cover of valve rod 7 is equipped with second bearing 12 and second bearing lid 13, the lower extreme central authorities of valve body 6 are provided with cylindrical mounting hole, second bearing 12 is located the most inboard of cylindrical mounting hole, second bearing lid 13 is installed in this cylindrical mounting hole outside through screw-thread fit, outer cover plate 14 passes through the bolt and installs the bottom at valve body 6, the outside at valve rod 7 is fixed to butterfly plate 8, butterfly plate 8 outer lane is fixed with sealing washer 9, the both ends of valve body 6 still are provided with valve body ring flange 62 with. A worm and gear transmission structure is arranged in the shell 2, the driving end of the worm and gear transmission structure is connected with a hand wheel 1, the hand wheel 1 is positioned on the outer side of the shell 2, and the output end of the worm and gear transmission structure is in transmission with the valve rod 7. The worm gear transmission structure is a driving structure commonly used in the existing butterfly valve, the specific structure of the worm gear transmission structure is well known to those skilled in the art, and the specific composition and connection of the worm gear transmission structure are not described in detail herein. The utility model discloses the during operation, manual rotatory hand wheel 1 drives the valve rod 7 rotation through worm gear drive structure, drives butterfly plate 8 and rotates, the switch of control valve body through-hole 11.
The pressure sensor 21 is arranged in a valve body through hole 11 in the valve body 6, in the embodiment, the pressure sensor 21 adopts a rainbow moisture brand gas-liquid universal type diffused silicon pressure sensor which has small volume and high measurement precision, the pressure measurement range is-0.1-30 MPa, the stability is +/-0.1% FS/year, the power supply is DC 12-36 v, the working environment temperature is-20-85 ℃, the pressure sensor is used for measuring the gas-liquid pressure in the valve body through hole 11 in real time, the valve body 6 is provided with a valve body channel 22, the connecting column 4 is provided with a connecting column channel 23, the pressure sensor 21 sequentially passes through the valve body channel 22 and the connecting column channel 23 through leads and then is respectively connected with a battery and a pressure transmitter, in the embodiment, the pressure transmitter adopts a rainbow moisture brand pressure transmitter, the working power supply is DC 12-24 v, 0-3 v voltage signals are output, and the pressure transmitter is connected with a singlechip through leads, the single chip microcomputer is connected with the display screen 24 through a wire, the battery, the single chip microcomputer and the pressure transmitter are installed in the storage bin 3, in the embodiment, the single chip microcomputer uses an MSP430 single chip microcomputer, the power consumption is low, the function is strong, and the single chip microcomputer converts a voltage signal output by the pressure transmitter into pressure information to be displayed on the display screen 24. The battery includes 24v lithium cell package and 5v battery, and the capacity of 24v lithium cell package is 5000mAh for pressure transmitter and pressure sensor 21 power supply, and display screen 24 is installed in the outside of casing 2, and in this embodiment, display screen 24 uses LCD liquid crystal display, is used for showing the pressure numerical value and the pressure unit after the singlechip is handled, and 5v battery is used for supplying power for singlechip and display screen 24. The gas-liquid pressure in the valve body through hole 11 is measured in real time through the pressure sensor 21 and displayed on the LCD, the gas-liquid pressure in the valve body through hole 11 can be known in real time, and therefore operation is carried out within the working pressure range of the butterfly valve, and the use and operation safety of the butterfly valve is protected. The pressure sensors 21 are two in number, one is arranged in front of the moving outer diameter of the butterfly plate 8, and the other is arranged behind the moving outer diameter of the butterfly plate 8, so that the pressure on the two sides of the butterfly plate 8 in the through hole 11 of the valve body can be detected at any time. The pressure sensor 21 is arranged on the side wall of the valve body through hole 11 in a sinking mode, and the head end of the pressure sensor 21 is slightly lower than the valve body through hole 11, so that the motion of the butterfly plate 8 is prevented from being influenced.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a novel two way seal butterfly valve which characterized in that: comprises a shell (2), a storage bin (3), a connecting column (4), a U-shaped column (5), a valve body (6), a valve rod (7), a butterfly plate (8), a sealing ring (9), a first bearing (10), a valve body through hole (11), a second bearing (12), a second bearing cover (13), an outer cover plate (14), a first bearing cover (15), a pressure sensor (21), a valve body channel (22), a connecting column channel (23), a display screen (24), a valve body connecting lug (61) and a valve body flange plate (62), wherein the storage bin (3) is fixed at the lower end of the shell (2), the connecting column (4) is fixed at the lower end of the storage bin (3), the upper end of the U-shaped column (5) is connected with the connecting column (4) through bolts, the upper end of the valve body (6) is provided with a valve body connecting lug (61), the lower end of the U-shaped column (5) is connected with the valve, the vertical central authorities of storage storehouse (3), spliced pole (4), U-shaped post (5), valve body (6) all are provided with cylindrical through-hole, valve rod (7) are vertical to be arranged in this cylindrical through-hole, the middle part cover of valve rod (7) is equipped with first bearing (10), first bearing (10) are arranged in the cylindrical through-hole at valve body (6) top, still the cover is equipped with a first bearing lid (15) on valve rod (7), first bearing lid (15) are installed in the cylindrical through-hole at valve body (6) top through screw-thread fit, first bearing lid (15) are located the upper end of first bearing (10), the bottom cover of valve rod (7) is equipped with second bearing (12) and second bearing lid (13), the lower extreme central authorities of valve body (6) are provided with cylindrical mounting hole, second bearing (12) are located the most inboard of cylindrical mounting hole, the second bearing cover (13) is installed on the outer side of the cylindrical installation hole in a threaded fit mode, the outer cover plate (14) is installed at the bottom of the valve body (6) through a bolt, the pressure sensor (21) is installed in a valve body through hole (11) in the valve body (6), a valve body channel (22) is arranged on the valve body (6), a connecting column channel (23) is arranged on the connecting column (4), the pressure sensor (21) is connected with a battery and a pressure transmitter through wires respectively, the pressure transmitter is connected with a single chip microcomputer through a wire, the single chip microcomputer is connected with a display screen (24) through a wire, the battery, the single chip microcomputer and the pressure transmitter are installed in the storage bin (3), and the display screen (24) is installed on the outer side of the shell (2); the butterfly plate (8) is fixed on the outer side of the valve rod (7), a sealing ring (9) is fixed on the outer ring of the butterfly plate (8), and valve body flange plates (62) which are integrally formed with the valve body are further arranged at the two ends of the valve body (6).
2. The novel bidirectional sealing butterfly valve of claim 1, wherein: the number of the pressure sensors (21) is two, one is arranged in front of the moving outer diameter of the butterfly plate (8), and the other is arranged behind the moving outer diameter of the butterfly plate (8).
3. The novel bidirectional sealing butterfly valve of claim 1 or 2, characterized in that: the pressure sensor (21) is arranged on the side wall of the valve body through hole (11) in a sinking mode, and the head end of the pressure sensor (21) is slightly lower than the valve body through hole (11).
4. The novel bidirectional sealing butterfly valve of claim 3, wherein: be provided with worm gear drive structure in casing (2), worm gear drive structure's drive end is connected with hand wheel (1), and hand wheel (1) is located casing (2) outside, worm gear drive structure's output and valve rod (7) transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020985390.3U CN212338216U (en) | 2020-06-03 | 2020-06-03 | Novel two-way sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020985390.3U CN212338216U (en) | 2020-06-03 | 2020-06-03 | Novel two-way sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212338216U true CN212338216U (en) | 2021-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020985390.3U Active CN212338216U (en) | 2020-06-03 | 2020-06-03 | Novel two-way sealing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212338216U (en) |
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2020
- 2020-06-03 CN CN202020985390.3U patent/CN212338216U/en active Active
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