CN215726143U

CN215726143U - Vortex street flowmeter for measuring medium fluid in pipeline

Info

Publication number: CN215726143U
Application number: CN202122107225.5U
Authority: CN
Inventors: 于清波
Original assignee: Shandong Haindi Intelligent Technology Co ltd
Current assignee: Shandong Haindi Intelligent Technology Co ltd
Priority date: 2021-09-02
Filing date: 2021-09-02
Publication date: 2022-02-01
Anticipated expiration: 2031-09-02

Abstract

The utility model discloses a vortex shedding flowmeter for measuring medium fluid in a pipeline, which comprises a pipe body, wherein the left side of the pipe body is provided with a vortex shedding flowmeter body, two positioning rods are fixedly connected with the upper side inside the tube body, a rotating shaft is rotatably connected between the two positioning rods, the rotating shaft is provided with helical blades, the right end of the rotating shaft is fixedly connected with a first bevel gear, the upper side of the pipe body is connected with a power generation box body, the right side in the power generation box body is provided with a power generation device, the lower end of the power generation device is provided with an energy input shaft, the lower end of the energy input shaft penetrates through the upper side of the pipe body and is provided with a second bevel gear, the left side of the second bevel gear is in meshed connection with the upper side of the first bevel gear, the device has wider application environment, the vortex shedding flowmeter is separated from an external power supply, and mechanical energy is converted into electric energy through the flow of the fluid, and the power generation efficiency is higher than that of solar power generation.

Description

Vortex street flowmeter for measuring medium fluid in pipeline

Technical Field

The utility model relates to the technical field of pipeline flowmeters, in particular to a vortex shedding flowmeter for measuring pipeline medium fluid.

Background

The vortex shedding flowmeter is a volume flowmeter which is produced according to the Karman vortex shedding principle and is used for measuring the volume flow, standard condition volume flow or mass flow of gas, steam or liquid. The vortex street flowmeter is mainly used for measuring the flow of industrial pipeline medium fluid, such as various media such as gas, liquid, steam and the like, an external power supply is needed when the existing vortex street flowmeter is used, and due to different use environments, normal power supply can not be realized sometimes, and measurement interruption or data acquisition loss can be caused by abnormal power supply, so that the vortex street flowmeter for measuring the pipeline medium fluid is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a vortex shedding flowmeter for measuring pipeline medium fluid, which solves the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a vortex shedding flowmeter for measuring medium fluid in a pipeline comprises a pipe body, wherein a vortex shedding flowmeter body is arranged on the left side of the pipe body, two positioning rods are fixedly connected on the inner upper side of the pipe body, a rotating shaft is rotatably connected between the two positioning rods and is provided with a helical blade, the right end of the rotating shaft penetrates through the right positioning rod, a first bevel gear is fixedly connected with the right end of the rotating shaft, two mounting seats are arranged on the upper side of the pipe body close to the right end, a power generation box body is fixedly connected with the upper ends of the two mounting seats, a power generation device is arranged on the inner right side of the power generation box body, an energy input shaft is arranged at the lower end of the power generation device, the lower end of the energy input shaft penetrates through the upper side of the pipe body and is rotatably connected with the upper side of the pipe body, a second bevel gear is arranged at the lower end of the energy input shaft, and the left side of the second bevel gear is meshed with the upper side of the first bevel gear, the left side of the inside of the power generation box body is provided with a storage battery, and the storage battery is electrically connected with the vortex shedding flowmeter body.

Preferably, the left and right sides of body is equipped with the mounting disc respectively, one side that the body was kept away from to the mounting disc is connected with the shock attenuation pipe, the shock attenuation pipe passes mounting disc and body intercommunication, the one end that the mounting disc was kept away from to the shock attenuation pipe is equipped with the ring flange, the ring flange is close to the edge and is equipped with a plurality of mounting hole, be equipped with the spacing subassembly of a plurality of between the mounting disc that ring flange and its correspond.

Preferably, spacing subassembly includes telescopic link and spring, the one end fixed connection of body is kept away from to the one end of telescopic link and mounting disc, the other end and the one side fixed connection that the ring flange is close to the shock attenuation pipe of telescopic link, the spring suit is on the telescopic link, the one end fixed connection of body is kept away from to the one end of spring and mounting disc, the other end and the one side fixed connection that the ring flange is close to the shock attenuation pipe of spring.

Preferably, the vortex flowmeter body includes measuring pole, sealing connecting rod, converter and display screen, sealing connecting rod pass the upside of body and with the lateral wall sealing connection of body, measuring pole fixed connection is in sealing connecting rod's lower extreme, sealing connecting rod's inside is equipped with push member, the measuring pole is connected in push member, converter fixed mounting is in sealing connecting rod's upper end, the front side of converter is located to the display screen, the converter is connected in push member.

Preferably, a mechanical seal is arranged at the joint of the energy input shaft and the pipe body.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a pipeline medium fluid is vortex flowmeter for measurement passes through the inside fluid impact helical blade of body, helical blade drives the pivot and rotates, the pivot drives first bevel gear and rotates, first bevel gear drives second bevel gear and rotates, the rotation of second bevel gear drives the rotation of energy input shaft, the rotation of energy input shaft is to power generation facility's inside input energy, power generation facility converts the energy into the electric energy, power generation facility stores in transmitting the electric energy to the battery, the battery provides the electric energy for vortex flowmeter, guarantee vortex flowmeter to the detection of fluid flow, make vortex flowmeter break away from external power supply, the application environment of this device is more extensive, and flow through the fluid converts mechanical energy into the electric energy, the generating efficiency will be higher than solar energy power generation.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front sectional structural view of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 1. a pipe body; 2. a vortex shedding flowmeter body; 201. a detection lever; 202. a sealing connecting rod; 203. a converter; 204. a display screen; 3. positioning a rod; 4. a rotating shaft; 5. a helical blade; 6. a first bevel gear; 7. a mounting seat; 8. a power generation box body; 9. a power generation device; 10. an energy input shaft; 11. a second bevel gear; 12. a storage battery; 13. mounting a disc; 14. a shock absorbing tube; 15. a flange plate; 16. mounting holes; 17. a limiting component; 1701. a telescopic rod; 1702. a spring; 18. and (4) mechanically sealing.

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. 1-3, the present invention provides a technical solution: a vortex flowmeter for measuring pipeline medium fluid comprises a pipe body 1, wherein a vortex flowmeter body 2 is arranged on the left side of the pipe body 1, the vortex flowmeter body 2 is used for detecting the internal flow of the pipe body 1, two positioning rods 3 are fixedly connected to the upper side inside the pipe body 1, a rotating shaft 4 is rotatably connected between the two positioning rods 3, a spiral blade 5 is arranged on the rotating shaft 4, the right end of the rotating shaft 4 penetrates through the positioning rods 3 on the right side, a first bevel gear 6 is fixedly connected to the right end of the rotating shaft 4, two mounting seats 7 are arranged on the upper side of the pipe body 1 close to the right end, a power generation box body 8 is fixedly connected to the upper ends of the two mounting seats 7, a power generation device 9 is arranged on the right side inside the power generation box body 8, an energy input shaft 10 is arranged at the lower end of the power generation device 9, the lower end of the energy input shaft 10 penetrates through the upper side of the pipe body 1 and is rotatably connected with the upper side of the pipe body 1, the lower end of the energy input shaft 10 is provided with a second bevel gear 11, the left side of the second bevel gear 11 is meshed with the upper side of the first bevel gear 6, when the fluid in the pipe body 1 flows from left to right, the spiral blade 5 rotates along with the flow of the fluid through the spiral characteristic of the spiral blade 5, the rotation of the spiral blade 5 drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the first bevel gear 6 to rotate, the first bevel gear 6 drives the second bevel gear 11 to rotate, the rotation of the second bevel gear 11 drives the energy input shaft 10 to rotate, the rotation of the energy input shaft 10 inputs energy to the inside of the power generation device 9, the power generation device 9 converts the energy into electric energy, the left side of the inside of the power generation box body 8 is provided with a storage battery 12, the storage battery 12 is electrically connected with the vortex shedding flowmeter body 2, the power generation device 9 transmits electric energy to the storage battery 12 for storage, and the storage battery 12 provides electric energy for the vortex shedding flowmeter body 2.

Particularly, the left and right sides of body 1 is equipped with mounting disc 13 respectively, one side that body 1 was kept away from to mounting disc 13 is connected with shock tube 14, shock tube 14 passes mounting disc 13 and body 1 intercommunication, the one end that mounting disc 13 was kept away from to shock tube 14 is equipped with ring flange 15, ring flange 15 is close to the edge and is equipped with a plurality of mounting hole 16, be equipped with the spacing subassembly 17 of a plurality of between ring flange 15 and the mounting disc 13 that corresponds thereof, shock tube 14 has been guaranteed to settlement the shock resistance of this device, improves the practicality of this device.

Specifically, the limiting component 17 comprises an expansion link 1701 and a spring 1702, wherein one end of the expansion link 1701 is fixedly connected with one end, far away from the pipe body 1, of the mounting disc 13, the other end of the expansion link 1701 is fixedly connected with one side, close to the shock absorption pipe 14, of the flange plate 15, the spring 1702 is sleeved on the expansion link 1701, one end of the spring 1702 is fixedly connected with one end, far away from the pipe body 1, of the mounting disc 13, the other end of the spring 1702 is fixedly connected with one side, close to the shock absorption pipe 14, of the flange plate 15, the expansion link 1701 can limit the shock absorption pipe 14, the shock absorption pipe 14 is prevented from being easily bent, the spring 1702 can provide certain adaptive force for the flange plate 15 and the mounting disc 13, and the effect of shock absorption and shock absorption can be achieved in the shock absorption process.

Specifically, the vortex shedding flowmeter body 2 comprises a detection rod 201, a seal connecting rod 202, a converter 203 and a display screen 204, the sealing connecting rod 202 passes through the upper side of the pipe body 1 and is connected with the side wall of the pipe body 1 in a sealing way, the detection rod 201 is fixedly connected with the lower end of the sealing connecting rod 202, a pushing member is arranged inside the sealing connecting rod 202, the detection rod 201 is connected with a pushing member, the converter 203 is fixedly arranged at the upper end of the sealing connecting rod 202, the display screen 204 is arranged at the front side of the converter 203, the converter 203 is connected with the pushing member, and in the using process, the fluid flows from left to right inside the pipe body 1, the detecting rod 201 detects the internal flow rate of the pipe body 1, the flow information is then transmitted to the transducer 203 through the inner push of the sealing connector 202, and after passing through the transducer 203, the flow value is displayed on the display screen 204.

Specifically, the mechanical seal 18 is arranged at the joint of the energy input shaft 10 and the pipe body 1, and the mechanical seal 18 is set to ensure the sealing performance of the pipe body 1, so that the internal fluid of the pipe body 1 is prevented from overflowing in the rotation process of the energy input shaft 10.

The working principle is as follows: when the vortex street flowmeter is used, two ends of a pipe body 1 are respectively connected with a pipeline, fluid to be detected flows from the left side of the pipe body 1 to the right side of the pipe body 1, when the fluid in the pipe body 1 flows from left to right, the spiral blade 5 rotates along with the flow of the fluid through the spiral characteristic of the spiral blade 5, the rotation of the spiral blade 5 drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a first bevel gear 6 to rotate, the first bevel gear 6 drives a second bevel gear 11 to rotate, the rotation of the second bevel gear 11 drives an energy input shaft 10 to rotate, the rotation of the energy input shaft 10 inputs energy into a power generation device 9, the power generation device 9 converts the energy into electric energy, the power generation device 9 transmits the electric energy into a storage battery 12 to store the electric energy, the storage battery 12 provides the electric energy for the vortex street flowmeter body 2, and the vortex street flowmeter body 2 detects the fluid flow of the pipe body 1.

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 bolts, rivets, welding and the like mature 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

1. The utility model provides a pipeline medium fluid is vortex flowmeter for measurement, includes body (1), its characterized in that: a vortex flowmeter body (2) is arranged on the left side of the pipe body (1), two positioning rods (3) are fixedly connected on the inner upper side of the pipe body (1), a rotating shaft (4) is rotatably connected between the two positioning rods (3), a helical blade (5) is arranged on the rotating shaft (4), the right end of the rotating shaft (4) penetrates through the positioning rod (3) on the right side, a first bevel gear (6) is fixedly connected with the right end of the rotating shaft (4), two mounting seats (7) are arranged on the upper side of the pipe body (1) close to the right end, a power generation box body (8) is fixedly connected with the upper ends of the two mounting seats (7), a power generation device (9) is arranged on the inner right side of the power generation box body (8), an energy input shaft (10) is arranged at the lower end of the power generation device (9), the lower end of the energy input shaft (10) penetrates through the upper side of the pipe body (1) to avoid and is rotatably connected with the upper side of the pipe body (1), the lower end of the energy input shaft (10) is provided with a second bevel gear (11), the left side of the second bevel gear (11) is meshed with the upper side of the first bevel gear (6), the left side of the interior of the power generation box body (8) is provided with a storage battery (12), and the storage battery (12) is electrically connected with the vortex shedding flowmeter body (2).

2. The vortex shedding flowmeter for measuring a pipe media fluid according to claim 1, wherein: the left and right sides of body (1) is equipped with mounting disc (13) respectively, one side that body (1) were kept away from in mounting disc (13) is connected with shock tube (14), shock tube (14) pass mounting disc (13) and body (1) intercommunication, the one end that mounting disc (13) were kept away from in shock tube (14) is equipped with ring flange (15), ring flange (15) are close to the edge and are equipped with a plurality of mounting hole (16), be equipped with the spacing subassembly of a plurality of (17) between ring flange (15) and its mounting disc (13) that corresponds.

3. The vortex shedding flowmeter for measuring a pipe media fluid according to claim 2, wherein: spacing subassembly (17) include telescopic link (1701) and spring (1702), the one end fixed connection of body (1) is kept away from with mounting disc (13) to the one end of telescopic link (1701), the other end and the one side fixed connection that shock attenuation pipe (14) are close to in ring flange (15) of telescopic link (1701), spring (1702) suit is on telescopic link (1701), the one end fixed connection of body (1) is kept away from with mounting disc (13) to the one end of spring (1702), the one side fixed connection that shock attenuation pipe (14) are close to in the other end and ring flange (15) of spring (1702).

4. The vortex shedding flowmeter for measuring a pipe media fluid according to claim 1, wherein: vortex flowmeter body (2) are including measuring pole (201), sealing connecting rod (202), converter (203) and display screen (204), sealing connecting rod (202) pass the upside of body (1) and with the lateral wall sealing connection of body (1), measuring pole (201) fixed connection is in the lower extreme of sealing connecting rod (202), the inside of sealing connecting rod (202) is equipped with propelling movement spare, measuring pole (201) are connected in propelling movement spare, converter (203) fixed mounting is in the upper end of sealing connecting rod (202), the front side of converter (203) is located in display screen (204), converter (203) are connected in propelling movement spare.

5. The vortex shedding flowmeter for measuring a pipe media fluid according to claim 1, wherein: and a mechanical seal (18) is arranged at the joint of the energy input shaft (10) and the pipe body (1).