CN215832794U

CN215832794U - Novel balance flowmeter

Info

Publication number: CN215832794U
Application number: CN202122288958.3U
Authority: CN
Inventors: 陈雪中; 程来杰; 陈光远
Original assignee: Jiangsu Hengda Automation Instrument Co ltd
Current assignee: Jiangsu Hengda Automation Instrument Co ltd
Priority date: 2021-09-22
Filing date: 2021-09-22
Publication date: 2022-02-15
Anticipated expiration: 2031-09-22

Abstract

The invention relates to the technical field of flow meters and discloses a novel balance flow meter which comprises a main pipe body, two connecting flanges, two mounting spiral pipes, a measuring pipe and a pressure meter, wherein the two connecting flanges are fixedly sleeved on the left side and the right side of an arc-shaped outer side wall of the main pipe body respectively, the two mounting spiral pipes are fixedly mounted on the left side wall and the right side wall of the main pipe body respectively, the measuring pipe is inserted on the arc-shaped side wall of the main pipe body and communicated with the inside of the main pipe body, the pressure meter is fixedly mounted on the top wall surface of the measuring pipe, a measuring hole plate is movably mounted inside the main pipe body, and an anti-blocking mechanism is arranged inside the main pipe body. According to the novel balance flowmeter, the vortex blade rotates when water flow impacts the vortex blade, and the right side wall surface of the vortex blade is attached to the left side wall surface of the filter screen, so that impurities on the surface of the filter screen can be scraped off by the rotation of the vortex blade, and the situation that the flow cannot be measured due to the fact that the measuring hole plate is blocked by the impurities in the water flow is avoided.

Description

Novel balance flowmeter

Technical Field

The invention relates to the technical field of flowmeters, in particular to a novel balance flowmeter.

Background

The flowmeter is a high-range-ratio differential pressure flow device formed by matching a standard orifice plate with a multi-parameter differential pressure transmitter, can measure the flow of gas, steam, liquid and water, is widely applied to various fields of petroleum, chemical engineering, metallurgy, electric power, heat supply, water supply and the like, and controls and measures the implementation process, so that the flowmeter is rapidly developed.

Most of liquid measured by the existing flowmeter is turbid, impurities are more, and flow holes in a pore plate in the flowmeter are easy to block under the condition of long-term work. To this end, we propose a new type of balanced flow meter.

Disclosure of Invention

The invention mainly solves the technical problems in the prior art and provides a novel balance flowmeter.

In order to achieve the purpose, the invention adopts the following technical scheme that the novel balance flow meter comprises a main pipe body, two connecting flanges, two mounting spiral pipes, a measuring pipe and a pressure meter, wherein the two connecting flanges are fixedly sleeved on the left side and the right side of an arc-shaped outer side wall of the main pipe body respectively, the two mounting spiral pipes are fixedly mounted on the left side and the right side of the main pipe body respectively, the measuring pipe is inserted on the arc-shaped side wall of the main pipe body and is communicated with the inside of the main pipe body, the pressure meter is fixedly mounted on the top wall surface of the measuring pipe, a measuring hole plate is movably mounted inside the main pipe body, an anti-blocking mechanism is arranged inside the main pipe body and comprises a mounting rod, the mounting rod is fixedly mounted on the left side inside the main pipe body, and a mounting bearing is mounted in the middle of the mounting rod in an embedded mode.

Preferably, the anti-blocking mechanism further comprises a driving shaft, the driving shaft is installed on an inner ring of the installation bearing, the right side of the arc-shaped side wall of the driving shaft is fixedly sleeved with the base, and the arc-shaped side wall of the base is fixedly provided with the vortex blades in an annular and uniform distribution mode.

Preferably, a screen frame is fixedly mounted inside the main pipe body, a screen is fixedly mounted inside the screen frame, the right side wall surface of the screen is attached to the left side wall surface of the measuring hole plate, and the right side wall surface of the vortex blade is attached to the left side wall surface of the screen.

Preferably, the position that corresponds the filter screen of the lateral wall of being responsible for the body is pegged graft and is had the connecting pipe, and the connecting pipe has run through the inside and outside lateral wall of being responsible for the body and is responsible for the inside intercommunication of the body, and there is the detachable collecting pipe bottom of connecting pipe through screw thread movable mounting.

Preferably, the bottom of the collecting pipe is movably provided with a detachable sealing plug through threads, and the inner wall of the collecting pipe is fixedly provided with a water filtering net.

Preferably, the sealing gaskets are fixedly sleeved at the ends, close to the outer side walls, of the two mounting screw pipes.

Advantageous effects

The invention provides a novel balance flowmeter. The method has the following beneficial effects:

(1) the novel balance flowmeter is characterized in that a main pipe body is arranged on a pipeline needing to measure flow through a connecting flange and an installation solenoid, a sealing gasket is sleeved on the installation solenoid and made of soft material, the connecting flange and the external pipeline can extrude the sealing gasket when the sealing gasket is installed, so that the main pipe body is more sealed with the external pipeline, after the installation is completed, water flow in the external pipeline can pass through the main pipe body, the external water flow can contain a large amount of impurities which can block a measuring orifice plate when flowing for a long time, an anti-blocking mechanism is arranged inside the main pipe body and comprises an installation rod and an installation bearing arranged on the installation rod, a driving shaft is arranged on an inner ring of the installation bearing, a base is arranged on the side wall of the driving shaft, vortex blades are arranged on the side wall of the base, a filter screen frame and a filter screen inside the filter screen frame are arranged between the vortex blades and the measuring orifice plate, the lateral wall is laminated with the left side wall of measuring orifice plate and the right side wall of vortex leaf respectively about the filter screen, the filter screen can filter impurity, it will stop at the filter screen on the surface to filter back impurity, at the in-process of rivers, rivers impact will make the vortex leaf rotatory on the vortex leaf, and the right side wall of vortex leaf laminates with the left side wall of filter screen mutually, so the rotation of vortex leaf can scrape the impurity on the filter screen surface down, thereby impurity jam measuring orifice plate makes the condition of unable measurement flow take place in having avoided rivers.

(2) This novel balance flowmeter, because it has the connecting pipe to peg graft on the main pipe body, the collecting pipe is installed to the bottom of connecting pipe, when being responsible for internal not rivers, the impurity of being scraped down will be driven by a small part rivers and remove to the inside of connecting pipe and collecting pipe on the filter screen under the effect of gravity, and install sealing plug and strainer in the collecting pipe, take off the sealing plug from the collecting pipe, the inside rivers of collecting pipe will pass the strainer and flow away, impurity then can stop on the strainer, take off the collecting pipe from the connecting pipe again and can clear up the impurity in the collecting pipe, thereby the effect of the clearance of being convenient for has been reached.

Drawings

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

FIG. 2 is a sectional view showing the internal structure of the present invention;

FIG. 3 is an enlarged view of the invention at A in FIG. 2.

Illustration of the drawings:

1. a primary tube; 2. a connecting flange; 3. installing a solenoid; 4. a measurement tube; 5. a pressure gauge; 6. measuring an orifice plate; 7. mounting a rod; 8. mounting a bearing; 9. a drive shaft; 10. a base; 11. a swirl vane; 12. a screen frame; 13. filtering with a screen; 14. a connecting pipe; 15. a collection pipe; 16. a sealing plug; 17. a water filtering net; 18. and a gasket.

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.

Example (b): as shown in fig. 1-3, a novel balance flow meter comprises a main pipe body 1, two connection flanges 2, two installation screw pipes 3, a measurement pipe 4 and a pressure gauge 5, wherein the main pipe body 1 is a cylindrical pipe, the connection flanges 2 are circular ring structures provided with a circle of threaded holes, the two connection flanges 2 are respectively fixedly sleeved on the left and right sides of the arc-shaped outer side wall of the main pipe body 1, the installation screw pipes 3 are cylindrical pipes provided with threads on the outer side wall, the two installation screw pipes 3 are respectively and fixedly installed on the left and right side walls of the main pipe body 1, the measurement pipe 4 is a cylindrical pipe, the measurement pipe 4 is inserted on the arc-shaped side wall of the main pipe body 1 and is communicated with the inside of the main pipe body 1, the pressure gauge 5 is fixedly installed on the top wall surface of the measurement pipe 4, a measurement orifice plate 6 is movably installed inside the main pipe body 1, the measurement orifice plate 6 is a circular plate provided with a plurality of groups of round holes, the inside of the main pipe body 1 is provided with an anti-blocking mechanism, prevent stifled mechanism including installation pole 7, installation pole 7 is the pole of cruciform structure, installation pole 7 fixed mounting is in the inside left side of being responsible for body 1, it installs installation bearing 8 to inlay in the middle of installation pole 7, installation bearing 8 is the ring structure, the inner ring fixed mounting of installation bearing 8 has drive shaft 9, drive shaft 9 is cylindrical structure, base 10 has been cup jointed to the arc lateral wall right side of drive shaft 9, base 10 is the ring structure, the arc lateral wall of base 10 is annular evenly distributed's fixed mounting has vortex leaf 11, the inside fixed mounting who is responsible for body 1 has screen frame 12, screen frame 12 is the ring structure, the inside fixed mounting of screen frame 12 has filter screen 13, filter screen 13 is the circular with screen frame 12 looks adaptation, the right side wall of filter screen 13 is laminated with the left side wall of measuring orifice plate 6, and the right side wall of vortex leaf 11 is laminated with the left side wall of filter screen 13.

Be responsible for the lateral wall of the body 1 and correspond the position of filter screen 13 and peg graft and have connecting pipe 14, connecting pipe 14 is columniform pipe, connecting pipe 14 has run through the inside and outside lateral wall of being responsible for body 1 and the inside intercommunication of being responsible for body 1, screw thread movable mounting has detachable collecting pipe 15 is passed through to connecting pipe 14's bottom, collecting pipe 15 is hollow cylindrical structure, screw thread movable mounting has detachable sealing plug 16 in collecting pipe 15's bottom, sealing plug 16 is cylindrical structure, collecting pipe 15's inner wall fixed mounting has water strainer 17, water strainer 17 is the circular of size and the inside size unanimity of collecting pipe 15, the sealed pad 18 of having all fixed the cup jointed sealed of one end that two installation solenoid 3's lateral wall are close, sealed pad 18 is for having elastic ring shape structure.

The working principle of the invention is as follows:

when the device is used, the main pipe body 1 is installed on a pipeline needing to measure flow through the connecting flange 2 and the installation solenoid 3, the installation solenoid 3 is sleeved with the sealing gasket 18, the material of the sealing gasket 18 is soft, when the device is installed, the connecting flange 2 and the external pipeline can extrude the sealing gasket 18, so that the connection between the main pipe body 1 and the external pipeline is more sealed, after the installation is completed, water flow in the external pipeline can pass through the main pipe body 1, as the external water flow possibly contains a large amount of impurities which can block the measuring orifice plate 6 in long-time flow, the anti-blocking mechanism is arranged inside the main pipe body 1 and comprises an installation rod 7 and an installation bearing 8 installed on the installation rod 7, a driving shaft 9 is installed on the inner ring of the installation bearing 8, a base 10 is installed on the side wall of the driving shaft 9, and vortex vanes 11 are installed on the side wall of the base 10, install strainer frame 12 and strainer frame 12 inside filter screen 13 between vortex leaf 11 and the measuring orifice 6, filter screen 13 about the lateral wall laminate with measuring orifice 6's left side wall and vortex leaf 11's right side wall respectively, filter screen 13 can filter impurity, it will stop at filter screen 13's on the surface to filter back impurity, at the in-process of rivers, rivers impact will make vortex leaf 11 rotatory on the vortex leaf 11, and the right side wall of vortex leaf 11 laminates with the left side wall of filter screen 13 mutually, so vortex leaf 11's rotation can scrape filter screen 13 impurity on the surface down, thereby impurity jam measuring orifice 6 makes the condition emergence of unable measuring flow in the rivers has been avoided.

Because it has connecting pipe 14 to peg graft on the main pipe body 1, collecting pipe 15 is installed to the bottom of connecting pipe 14, when being responsible for not having rivers in the main pipe body 1, the impurity of being scraped off on the filter screen 13 will be driven by a small part rivers and remove to the inside of connecting pipe 14 and collecting pipe 15 under the effect of gravity, and install sealing plug 16 and water strainer 17 in the collecting pipe 15, take off sealing plug 16 from collecting pipe 15, the inside rivers of collecting pipe 15 will pass water strainer 17 and flow away, impurity then can stop on water strainer 17, take off collecting pipe 15 from connecting pipe 14 again and can clear up the impurity in the collecting pipe 15, thereby reached the effect of the clearance of being convenient for.

Finally, it should be noted that the above embodiments are merely representative examples of the present invention. It is obvious that the invention is not limited to the above-described embodiments, but that many variations are possible. Any simple modification, equivalent change and modification made to the above embodiments in accordance with the technical spirit of the present invention should be considered to be within the scope of the present invention.

Claims

1. The utility model provides a novel balance flow meter, including being responsible for body (1), two flange (2), two installation solenoid (3), survey buret (4) and manometer (5), two flange (2) are fixed the cup joint respectively and are responsible for the arc lateral wall left and right sides of body (1), two installation solenoid (3) are fixed mounting respectively and are being responsible for the lateral wall about body (1), survey buret (4) peg graft on the arc lateral wall of being responsible for body (1) and with the inside intercommunication of being responsible for body (1), manometer (5) fixed mounting is at the top wall of surveying buret (4), its characterized in that: the utility model discloses a measuring device, including being responsible for the inside movable mounting of the body (1) and being responsible for inside movable mounting of body (1) has measuring orifice plate (6), is responsible for the inside of the body (1) and is provided with anti-blocking mechanism, and anti-blocking mechanism is including installation pole (7), and installation pole (7) fixed mounting is in the inside left side of being responsible for body (1), and the centre of installation pole (7) is inlayed and is installed installation bearing (8).

2. The new balanced flow meter according to claim 1, characterized in that: prevent stifled mechanism still including drive shaft (9), the inner ring at installation bearing (8) is installed in drive shaft (9), and the fixed cover in arc lateral wall right side of drive shaft (9) has connect base (10), and the arc lateral wall of base (10) is annular evenly distributed's fixed mounting has vortex leaf (11).

3. The new balanced flow meter of claim 2, characterized in that: the utility model discloses a measuring device, including main pipe body (1), the inside fixed mounting of main pipe body has screen frame (12), and the inside fixed mounting of screen frame (12) has filter screen (13), and the right side wall of filter screen (13) laminates with the left side wall of measuring orifice plate (6) mutually, and the right side wall of vortex leaf (11) laminates with the left side wall of filter screen (13) mutually.

4. The new balanced flow meter according to claim 1, characterized in that: the position that corresponds filter screen (13) of the lateral wall of being responsible for body (1) is pegged graft and is had connecting pipe (14), and connecting pipe (14) have run through the inside and outside lateral wall of being responsible for body (1) and the inside intercommunication of being responsible for body (1), and there is detachable collecting pipe (15) bottom of connecting pipe (14) through screw thread movable mounting.

5. The new balanced flow meter of claim 4, characterized in that: the bottom of the collecting pipe (15) is movably provided with a detachable sealing plug (16) through threads, and the inner wall of the collecting pipe (15) is fixedly provided with a water strainer (17).

6. The new balanced flow meter according to claim 1, characterized in that: and one ends of the two installation screw pipes (3) close to the outer side wall are fixedly sleeved with sealing gaskets (18).