CN216410279U - Temperature and pressure compensation vortex shedding flowmeter - Google Patents
Temperature and pressure compensation vortex shedding flowmeter Download PDFInfo
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- CN216410279U CN216410279U CN202122149288.7U CN202122149288U CN216410279U CN 216410279 U CN216410279 U CN 216410279U CN 202122149288 U CN202122149288 U CN 202122149288U CN 216410279 U CN216410279 U CN 216410279U
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Abstract
The utility model discloses a temperature and pressure compensation vortex street flowmeter which comprises a connecting pipe body and a meter head, wherein a wiring pipe penetrating through a supporting pipe body is fixedly arranged on the upper pipe wall of the connecting pipe body, a screw installation seat is integrally formed on the upper pipe wall of the connecting pipe, a screw installation cap is screwed in the screw installation seat, a vortex generator is rotatably arranged at the lower end of the screw installation cap, a nested pipe is embedded at the inner lower end of the wiring pipe, a sealing piston is slidably arranged in the nested pipe, a pressure sensor is fixedly arranged at the lower end of the sealing piston, a movable connector is fixedly arranged at the upper end of the sealing piston, the meter head is fixedly arranged at the upper end of the wiring pipe, and the meter head is connected with the movable connector through an electric wire; through the mounting means at the intraductal pressure sensor of working a telephone switchboard, the change of the circulation pressure that produces in the geminate transistors is cushioned, carries out fixed mounting to vortex generator through the mode of spiral shell dress, conveniently carries out effectual dismantlement installation, realizes quick washing replacement, has made things convenient for whole maintenance process.
Description
Technical Field
The utility model relates to the technical field of flowmeters, in particular to a temperature and pressure compensation vortex shedding flowmeter.
Background
The temperature and pressure compensation vortex shedding flowmeter is a flowmeter for measuring the flow of fluid in a closed pipeline according to the Karman vortex principle, has good medium adaptability, can directly measure the working condition volume flow of steam, air, gas, water and liquid without temperature and pressure compensation, is provided with temperature and pressure sensors for measuring the volume flow and mass flow under standard conditions, and is mainly used for measuring the flow of medium fluid in an industrial pipeline. The vortex shedding flowmeter measures flow by applying a fluid oscillation principle, when fluid passes through a vortex shedding flow transmitter in a pipeline, two rows of vortices with front walls at flow velocity are alternately generated up and down behind a vortex generating body, the release frequency of the vortices is related to the average of the fluid flowing through the vortex generating body and the characteristic width of the vortex generating body, the average speed of the fluid flowing through the vortex generating body can be calculated by measuring the vortex frequency, and then the flow is calculated.
In the vortex shedding flowmeter, due to the action and the position relation of a vortex generating body, sundries in fluid are easy to adhere, meanwhile, due to the Bernoulli principle, the vortex generating body is mainly adhered to the back flow side, when the vortex generating body used for a period of time is cleaned, reverse circulation does not have obvious working effect, and the taking-out process is difficult, so that the temperature and pressure compensation vortex shedding flowmeter is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a temperature and pressure compensation vortex shedding flowmeter to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a temperature and pressure compensation vortex street flowmeter, includes connecting tube body and gauge outfit, the last pipe wall fixed mounting of connecting tube body has the wiring pipe that runs through in the stay tube body, the last pipe wall integrated into one piece of connecting pipe has the spiral shell dress seat, spiral shell dress cap is equipped with to spiral shell dress in the spiral shell dress seat, the lower extreme of spiral shell dress cap rotates installation vortex generator, the intraductal lower extreme of wiring pipe inlays and adorns nested pipe, nested intraductal slidable mounting has sealing piston, sealing piston's lower extreme fixed mounting has pressure sensor, sealing piston upper end fixed mounting has the moving joint, wiring pipe upper end fixed mounting has the gauge outfit, the gauge outfit passes through electric wire connection with the moving joint.
Preferably, vortex generator includes the baffle, the upper end integrated into one piece of baffle has surely to adorn the head, the spacing groove has been seted up to the lateral wall of surely adorning the head, the lower extreme of baffle inlays and is equipped with the slide pipe, the lower extreme welding of slide pipe has the back cover, there is connecting spring in the vestige between back cover and the baffle, the upper end integrated into one piece of surely adorning the head has the head of inlaying.
Preferably, the lateral wall fixed mounting of connecting the body has the branch pipe of connecting the body inner wall, the lateral wall integrated into one piece of branch pipe has first joint, the lateral wall fixed mounting of wiring pipe has the second of intercommunication intraductal to connect, be connected with between first joint and the second and lead the warm pipe.
Preferably, the upper end surface of the screw installation seat is embedded with a sealing ring.
Preferably, the upper end of the nested pipe is embedded with a seal head, the movable joint penetrates through the seal head, and a positioning spring is arranged between the seal head and the sealing piston.
Preferably, the lower end pipe wall of the screw installation seat is integrally formed with a limiting protrusion, and the limiting groove is matched with the limiting protrusion.
Compared with the prior art, the utility model has the beneficial effects that: through the mounting means at the intraductal pressure sensor of working a telephone switchboard, the change of the circulation pressure that produces in the geminate transistors is cushioned, carries out fixed mounting to vortex generator through the mode of spiral shell dress, conveniently carries out effectual dismantlement installation, realizes quick washing replacement, has made things convenient for whole maintenance process.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a right sectional structural view of the present invention;
FIG. 3 is a cross-sectional view of the vortex generator of the present invention;
FIG. 4 is a perspective view of a vortex generator according to the present invention;
fig. 5 is a schematic view of the pressure sensor mounting structure of the present invention.
In the figure: 1. the device comprises a connecting pipe body, 2, a meter head, 3, a wiring pipe, 4, a branch pipe, 5, a first joint, 6, a second joint, 7, a temperature conducting pipe, 8, a radiating ring piece, 9, a screw installation seat, 10, a screw installation cap, 11, a vortex generator, 11a, a flow guide body, 11b, a sealing bottom, 11c, a sliding pipe, 11d, a connecting spring, 11e, a fixed installation head, 11f, a limiting groove and 11g, an embedded installation head, 12, a pressure sensor, 13, a bearing, 14, a sealing ring, 15, a nested pipe, 16, a sealing head, 17, a sealing piston, 18, a positioning spring, 19 and a movable joint.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a temperature and pressure compensation vortex street flowmeter, includes connecting tube body 1 and gauge outfit 2, the last pipe wall fixed mounting of connecting tube body 1 has the wiring pipe 3 that runs through in the stay tube body, the last pipe wall integrated into one piece of connecting pipe has spiral shell dress seat 9, spiral shell dress cap 10 is equipped with to spiral shell dress seat 9 internal screw, spiral shell dress cap 10's lower extreme rotates installation vortex generator 11, wiring pipe 3's intraductal lower extreme inlays and adorns nested pipe 15, slidable mounting has sealed piston 17 in nested pipe 15, sealed piston 17's lower extreme fixed mounting has pressure sensor 12, sealed piston 17 upper end fixed mounting has moving joint 19, wiring pipe 3 upper end fixed mounting has gauge outfit 2, gauge outfit 2 passes through electric wire connection with moving joint 19.
Through connecting the body 1, the gauge outfit 2, wiring pipe 3 constitutes main connection structure, the connecting pipe is connected the pipeline, wiring pipe 3 carries out some support installations to pressure sensor 12 and gauge outfit 2, there is heat dissipation ring piece 8 through at wiring pipe 3 upper end periphery integrated into one piece, volatilize the heat conduction of wiring pipe 3, avoid influencing gauge outfit 2, and spiral shell dress structure carries out effectual fixed mounting to vortex generator 11, conveniently take out simultaneously and clean and change, through sealed piston 17 and the installation of removal joint 19 to pressure sensor 12, the convenience carries out adaptability to the pressure in the connecting pipe and adjusts.
Particularly, vortex generator 11 includes baffle 11a, baffle 11 a's upper end integrated into one piece has fixed dress head 11e, spacing groove 11f has been seted up to fixed dress head 11 e's lateral wall, baffle 11 a's lower extreme inlays and is equipped with slide pipe 11c, slide pipe 11 c's lower extreme welding has back cover 11b, the vestige has connecting spring 11d between back cover 11b and baffle 11a, fixed dress head 11 e's upper end integrated into one piece is equipped with inlays dress head 11 g.
Particularly, the lateral wall fixed mounting of connecting body 1 has branch pipe 4 of connecting body 1 inner wall, the lateral wall integrated into one piece of branch pipe 4 has first joint 5, the lateral wall fixed mounting of wiring pipe 3 has the second of intercommunication intraductal to connect 6, be connected with between first joint 5 and second connect 6 and lead warm pipe 7.
Through branch pipe 4, first joint 5, second joint 6 and lead warm pipe 7 for carry out effectual transmission to stability and pressure differential in the connecting tube body 1, make the temperature of the upper and lower part of sealing piston 17 in the wiring pipe 3 stabilize fast, avoid the difference in temperature to cause the influence to sealing piston 17.
Specifically, a seal ring 14 is fitted to an upper end surface of the screw mount 9.
The sealing ring 14 maintains the overall sealing performance after installation, and prevents fluid leakage.
Specifically, a seal head 16 is embedded at the upper end of the nested pipe 15, the movable joint 19 penetrates through the seal head 16, and a positioning spring 18 is arranged between the seal head 16 and the sealing piston 17.
Through head 16 and positioning spring 18, can reset the location to sealed piston 17, conveniently carry out whole device internal balance.
Specifically, the lower end pipe wall of the screw mount base 9 is integrally formed with a limiting protrusion, and the limiting groove 11f is matched with the limiting protrusion.
An effective cooperation is achieved for an effective positioning and orientation of the vortex generator 11.
The working principle is as follows: when the device is used, the connecting pipe body 1 is effectively connected into a pipeline, a karman vortex array is generated after fluid passes through the vortex generator 11, and then the vibration pressure of the karman vortex array is effectively monitored through the pressure sensor 12 at the rear part, so that the overall flow speed is obtained, and meanwhile, the flow information is obtained by matching with the current fluid section;
use a period after, open through spiral shell dress cap 10, then carry out effectual bullet that plays through vortex generator 11 inside connecting spring 11d with the device, make things convenient for whole device to play the bullet, change and clean after taking out, then repack, simultaneously in the course of the work of spiral shell dress cap 10, through inlaying and setting up bearing 13 between first 11g of dress and spiral shell dress cap 10 for whole device takes place to rotate the in-process relatively and can carry out smoothly, can carry out effectual connection simultaneously.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a temperature and pressure compensation vortex flowmeter, includes connecting tube body (1) and gauge outfit (2), its characterized in that: the utility model discloses a wiring pipe, including connecting pipe body (1), last pipe wall fixed mounting have and run through wiring pipe (3) in the support tube body, the last pipe wall integrated into one piece of connecting pipe has spiral shell dress seat (9), spiral shell dress cap (10) are equipped with to spiral shell dress seat (9) interior spiral shell, the lower extreme of spiral shell dress cap (10) rotates installation vortex generator (11), the intraductal lower extreme of wiring pipe (3) inlays and adorns nested pipe (15), slidable mounting has sealing piston (17) in nested pipe (15), the lower extreme fixed mounting of sealing piston (17) has pressure sensor (12), sealing piston (17) upper end fixed mounting has moving joint (19), wiring pipe (3) upper end fixed mounting has table head (2), table head (2) and moving joint (19) pass through electric wire connection.
2. The temperature-pressure compensation vortex shedding flowmeter according to claim 1, wherein: vortex generator (11) are including baffle (11a), the upper end integrated into one piece of baffle (11a) has and decides dress head (11e), spacing groove (11f) have been seted up to the lateral wall of deciding dress head (11e), the lower extreme of baffle (11a) is inlayed and is equipped with slide pipe (11c), the lower extreme welding of slide pipe (11c) has back cover (11b), the vestige has coupling spring (11d) between back cover (11b) and baffle (11a), the upper end integrated into one piece of deciding dress head (11e) has and inlays dress head (11 g).
3. The temperature-pressure compensation vortex shedding flowmeter according to claim 1, wherein: the lateral wall fixed mounting of connecting tube body (1) has branch pipe (4) of connecting tube body (1) inner wall, the lateral wall integrated into one piece of branch pipe (4) has first joint (5), the lateral wall fixed mounting of wiring pipe (3) has second joint (6) in the communicating tube, be connected with between first joint (5) and second joint (6) and lead warm pipe (7).
4. The temperature-pressure compensation vortex shedding flowmeter according to claim 1, wherein: and a sealing ring (14) is embedded on the upper end surface of the screw mounting seat (9).
5. The temperature-pressure compensation vortex shedding flowmeter according to claim 1, wherein: an end enclosure (16) is embedded at the upper end of the nested pipe (15), the movable joint (19) penetrates through the end enclosure (16), and a positioning spring (18) is arranged between the end enclosure (16) and the sealing piston (17).
6. The temperature-pressure compensation vortex shedding flowmeter according to claim 2, wherein: the lower end pipe wall of the screw installation seat (9) is integrally formed with a limiting protrusion, and the limiting groove (11f) is matched with the limiting protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122149288.7U CN216410279U (en) | 2021-09-07 | 2021-09-07 | Temperature and pressure compensation vortex shedding flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122149288.7U CN216410279U (en) | 2021-09-07 | 2021-09-07 | Temperature and pressure compensation vortex shedding flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216410279U true CN216410279U (en) | 2022-04-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122149288.7U Active CN216410279U (en) | 2021-09-07 | 2021-09-07 | Temperature and pressure compensation vortex shedding flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216410279U (en) |
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2021
- 2021-09-07 CN CN202122149288.7U patent/CN216410279U/en active Active
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