CN217132273U

CN217132273U - Electromagnetic flowmeter with wash and prevent stifled structure

Info

Publication number: CN217132273U
Application number: CN202123371704.4U
Authority: CN
Inventors: 蔡玮
Original assignee: Keweile China Automation Co ltd
Current assignee: Keweile China Automation Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-08-05
Anticipated expiration: 2031-12-29

Abstract

The utility model relates to an electromagnetic flowmeter technical field specifically discloses an electromagnetic flowmeter with wash and prevent stifled structure. Include the body and install the counter in the body top, its characterized in that: still include the stifled pipe of preventing that body both ends are connected, prevent stifled intraductal stifled mechanism that all is equipped with, prevent stifled mechanism and all including dismantling first filter screen and the second filter screen of connection on preventing stifled inside pipe wall, it is connected with the connecting axle to rotate between first filter screen and the second filter screen, prevent all intercommunication on the stifled pipe and have the flushing pipe, the rigid coupling has a plurality of plectrums that are located the flushing pipe delivery port on the connecting axle outer wall, the one end that the body was kept away from to first filter screen and second filter screen all is equipped with the scraper of rigid coupling on the connecting axle, prevent that stifled pipe below all communicates there is the blow off pipe. The utility model provides an electromagnetic flowmeter with wash and prevent stifled structure has easy installation, prevents the advantage of jam.

Description

Electromagnetic flowmeter with wash and prevent stifled structure

Technical Field

The application relates to the technical field of electromagnetic flowmeters, and particularly discloses an electromagnetic flowmeter with a flushing anti-blocking structure.

Background

The electromagnetic flowmeter is an instrument for measuring the flow of a conductive fluid according to the electromotive force induced when the conductive fluid passes through an external magnetic field by applying the electromagnetic induction principle, and mainly comprises a magnetic circuit system, a measuring conduit, electrodes, a shell, a lining, a converter and the like, wherein the magnetic circuit system is used for generating a uniform direct current or alternating current magnetic field, and the electromagnetic flowmeter plays a very large role in monitoring the flow.

When the existing electromagnetic flowmeter is used, because the water contains impurities and sludge, when the water passes through the electromagnetic flowmeter, the impurities and the sludge are easily left in the electromagnetic flowmeter, so that the electromagnetic flowmeter is blocked, and the measuring effect and the measuring accuracy of the electromagnetic flowmeter are influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that traditional electromagnetic flowmeter causes the jam easily.

In order to achieve the above object, the utility model discloses a basic scheme provides an electromagnetic flowmeter with wash and prevent stifled structure, include the body and install the counter in the body top, its characterized in that: still include the stifled pipe of preventing that body both ends are connected, prevent stifled intraductal stifled mechanism that all is equipped with, prevent stifled mechanism and all including dismantling first filter screen and the second filter screen of connection on preventing stifled inside pipe wall, it is connected with the connecting axle to rotate between first filter screen and the second filter screen, prevent all intercommunication on the stifled pipe and have the flushing pipe, the rigid coupling has a plurality of plectrums that are located the flushing pipe delivery port on the connecting axle outer wall, the one end that the body was kept away from to first filter screen and second filter screen all is equipped with the scraper of rigid coupling on the connecting axle, prevent that stifled pipe below all communicates there is the blow off pipe.

The principle and effect of this basic scheme lie in:

1. the utility model discloses a set up first filter screen and second filter screen and filter impurity and silt of aquatic, prevent that impurity and silt from adhering to in the electromagnetic flowmeter to cause the jam of electromagnetic flowmeter, influence electromagnetic flowmeter's measuring effect and measurement accuracy.

2. First filter screen and second filter screen are in long-term use, and impurity and silt can be attached to first filter screen and second filter screen, cause the jam, influence the normal use of first filter screen and second filter screen, the utility model discloses a to the water injection in the flushing pipe to assault the plectrum, the plectrum can drive the connecting axle rotatory when receiving the impact, makes the epaxial scraper of connecting rotatory, and adnexed impurity and silt on first filter screen and the second filter screen will be smashed by the scraper and scrape, clear up first filter screen and second filter screen.

3. The utility model discloses an utilize the impact force of water to make the rotation of scraper, avoided using other power device, saved the energy, water is when assaulting the plectrum, and the plectrum also can be beaten water and hit on preventing stifled inside pipe wall, to preventing that stifled inside is washed.

Compared with the prior art, this practicality prevents through setting up first filter screen and second filter screen that impurity and silt from attaching to in the electromagnetic flowmeter, rotates the plectrum through the impact force that utilizes the water, drives the scraper and rotates and clear up attached impurity and silt on first filter screen and the second filter screen, has solved traditional electromagnetic flowmeter and has caused the problem of jam easily, has still avoided using other power device, has saved the energy.

Furthermore, the inner diameter of the flushing pipe is gradually reduced in the direction close to the shifting piece, and the flushing pipe is provided with one-way valves. The flushing pipe with the gradually-reduced inner diameter is arranged, so that the water pressure is increased, the impact force of water on the shifting piece is increased, and impurities and sludge can be removed easily.

Further, the body both sides all are equipped with first flange, and the one end that prevents stifled pipe and be close to the body all is equipped with the second flange that corresponds with first flange, and the one end that prevents stifled pipe and keep away from the body all is equipped with the third flange. When the body with prevent stifled union coupling, it is more convenient through first flange and second flange joint, can bear great pressure, set up the external water pipe of being convenient for of third flange.

Further, a flange gasket is arranged between the first flange and the second flange. Through setting up the flange gasket, the junction of first flange and second flange is more fixed and the leakproofness is better.

Further, all be equipped with first screw thread on the global of first filter screen and second filter screen, prevent that stifled intraductal all is equipped with the thread groove, be equipped with the second screw thread that all corresponds with first screw thread in the thread groove. The first filter screen and the second filter screen can be connected to the inner wall of the anti-blocking pipe in a threaded mode through the first threads and the second threads, and installation and use are facilitated.

Furthermore, a control valve is arranged on the sewage discharge pipe. The sewage in the anti-blocking pipe is convenient to discharge by arranging the sewage discharge pipe and the control valve.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic external view of an electromagnetic flowmeter with a flushing anti-blocking structure according to an embodiment of the present application;

FIG. 2 illustrates a cross-sectional view of an electromagnetic flow meter with a flushing anti-clogging structure as set forth in an embodiment of the present application;

fig. 3 shows a schematic structural diagram of an anti-blocking mechanism in an electromagnetic flowmeter with a flushing anti-blocking structure according to an embodiment of the present application.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the anti-blocking device comprises a body 1, a counter 2, an anti-blocking pipe 3, a first filter screen 4, a second filter screen 5, a connecting shaft 6, a flushing pipe 7, a shifting piece 8, a scraper 9, a sewage discharge pipe 10, a first flange 11, a second flange 12, a third flange 13 and a control valve 14.

Examples as shown in fig. 1 to 3, the anti-blocking device comprises a body 1 and a counter 2 installed above the body 1, wherein first flanges 11 are welded on both sides of the body 1, second flanges 12 are bolted on the first flanges 11, anti-blocking pipes 3 are welded on the second flanges 12, third flanges 13 are welded on the other ends of the anti-blocking pipes 3, when the body 1 is connected with the anti-blocking pipes 3, the connection between the first flanges 11 and the second flanges 12 is more convenient, the anti-blocking device can bear larger pressure, the third flanges 13 are arranged to facilitate external connection of a water pipe, flange gaskets are installed between the first flanges 11 and the second flanges 12, the connection between the first flanges 11 and the second flanges 12 is more fixed and better in sealing performance by the flange gaskets, anti-blocking mechanisms are arranged in the anti-blocking pipes 3, each anti-blocking mechanism comprises a first filter screen 4 and a second filter screen 5 which are detachably connected on the inner walls of the anti-blocking pipes 3, all be equipped with first screw thread on first filter screen and second filter screen global, prevent all being equipped with the thread groove in the stifled pipe 3, be equipped with the second screw thread that all corresponds with first screw thread in the thread groove, utilize first screw thread and second screw thread can prevent stifled 3 inner walls of pipe with first filter screen and second filter screen threaded connection, be convenient for install and use.

Be connected with connecting axle 6 through bearing rotation between first filter screen 4 and the second filter screen 5, it has wash pipe 7 all to communicate on the anti-blocking pipe 3, the rigid coupling has a plurality of plectrum 8 that are located the 7 delivery ports of wash pipe on the 6 outer walls of connecting axle, the internal diameter of wash pipe 7 reduces gradually in the direction of being close to plectrum 8, all be equipped with the check valve on the wash pipe 7, wash pipe 7 that sets up the internal diameter and reduce gradually has increased water pressure, the impact force of water to plectrum 8 has been increased, be favorable to driving impurity and silt, the one end that body 1 was kept away from to first filter screen 4 and second filter screen 5 all is equipped with the scraper 9 of rigid coupling on connecting axle 6, it has blow off pipe 10 all to communicate below anti-blocking pipe 3, be equipped with control valve 14 on the blow off pipe 10, be convenient for discharge the sewage in the anti-blocking pipe 3 through setting up blow off pipe 10 and control valve 14.

Compared with the prior art, the utility model discloses a set up first filter screen and second filter screen and prevent that impurity and silt from attaching to in the electromagnetic flowmeter, impact force through utilizing the water rotates plectrum 8, it clears up adnexed impurity and silt on first filter screen and the second filter screen to drive scraper 9 and rotate, the problem of traditional electromagnetic flowmeter causing the jam easily has been solved, other power device have still been avoided using, the energy has been saved, convenient anti-blocking pipe 3 and body 1's installation through setting up first flange 11 and second flange 12, external flange of being convenient for through setting up third flange 13, it improves the leakproofness to set up the flange gasket, prevent that water liquid from revealing, through setting up first screw thread and second screw thread, the installation of the anti-blocking mechanism of being convenient for is dismantled.

In the implementation of this embodiment, earlier prevent stifled mechanism installation advance prevent stifled intraductal 3, again with

first flange

11 and 12 bolted connection of second flange together, realize preventing stifled pipe 3 and body 1's connection, this device is after long-term the use, first filter screen and second filter screen can condense there are many impurity and silt, constantly pour into the clear water into in flushing pipe 7, increase hydraulic clear water can strike plectrum 8, plectrum 8 rotates and drives connecting axle 6 and rotate, scraper 9 can effectively clear away impurity and silt, the clear water still can clear up silt and impurity, open control valve 14, sewage can be discharged through the drain.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims

1. The utility model provides an electromagnetic flowmeter with wash and prevent stifled structure, includes the body and installs the counter in the body top, its characterized in that: still include the stifled pipe of preventing that body both ends are connected, prevent stifled intraductal stifled mechanism that all is equipped with, prevent stifled mechanism and all including dismantling first filter screen and the second filter screen of connection on preventing stifled inside pipe wall, it is connected with the connecting axle to rotate between first filter screen and the second filter screen, prevent all intercommunication on the stifled pipe and have the flushing pipe, the rigid coupling has a plurality of plectrums that are located the flushing pipe delivery port on the connecting axle outer wall, the one end that the body was kept away from to first filter screen and second filter screen all is equipped with the scraper of rigid coupling on the connecting axle, prevent that stifled pipe below all communicates there is the blow off pipe.

2. The electromagnetic flowmeter with washing and anti-blocking structure of claim 1, wherein the inner diameter of the washing pipe is gradually reduced in the direction close to the poking piece, and the washing pipe is provided with a one-way valve.

3. The electromagnetic flow meter with the flushing and anti-blocking structure as claimed in claim 1, wherein the two sides of the body are both provided with first flanges, the end of the anti-blocking pipe close to the body is both provided with second flanges corresponding to the first flanges, and the end of the anti-blocking pipe far from the body is both provided with third flanges.

4. The electromagnetic flowmeter with washing and anti-blocking structure of claim 3, wherein a flange gasket is arranged between the first flange and the second flange.

5. The electromagnetic flow meter with the flushing anti-blocking structure is characterized in that first threads are arranged on the circumferential surfaces of the first filter screen and the second filter screen, thread grooves are formed in the anti-blocking pipes, and second threads corresponding to the first threads are arranged in the thread grooves.

6. The electromagnetic flowmeter with washing and anti-blocking structure of claim 1, wherein the blow-off pipe is provided with a control valve.