CN213481418U - Vortex shedding flowmeter convenient for pollution discharge - Google Patents

Abstract

The utility model discloses a vortex shedding flowmeter of convenient blowdown, including the flowmeter body, the clamping piece has all been cup jointed at the pole wall both ends of flowmeter body, and the bottom of flowmeter body is provided with fixture, fixture includes first fixed pipe, and the one end spiro union of first fixed pipe has the fixed pipe of second, the inside that the flowmeter body was kept away from to first fixed pipe is provided with the sleeve pipe, and the equal fixedly connected with fixed block of sheathed tube both sides outer wall, sheathed tube inner wall one end bonds and has the toper filter screen, and the bottom one end of flowmeter body is located to the sheathed tube inner wall other pot head. The utility model discloses an utilize two clamping pieces with flowmeter body joint on first fixed pipe, the fixed pipe of rethread second presss from both sides the flowmeter body with first fixed pipe spiro union and tightly fixes, pegs graft with the pipeline through coupling assembling simultaneously, pipeline extrusion loose ring, and the loose ring is through the extrusion spring shrink, both made things convenient for pipeline and coupling assembling to be connected fixedly.

Description

Vortex shedding flowmeter convenient for pollution discharge

Technical Field

The utility model relates to a pipeline flow monitoring equipment technical field especially relates to a vortex flowmeter of convenient blowdown.

Background

The vortex shedding flowmeter is a volumetric flowmeter which is produced according to Karman vortex shedding principle and used for measuring the volume flow, standard condition volume flow or mass flow of gas, steam or liquid. The flow meter is mainly used for measuring the flow of industrial pipeline medium fluid, such as various media of gas, liquid, steam and the like. Its advantages are low pressure loss, wide range of measuring range, high precision and no influence from fluid density, pressure, temp and viscosity. No movable mechanical parts are needed, so the reliability is high and the maintenance amount is small. The instrument parameters can be stable for a long time. The vortex flowmeter adopts a piezoelectric stress sensor, has high reliability and can work within the working temperature range of-20 ℃ to +250 ℃. The analog standard signal and the digital pulse signal are output, so that the digital pulse signal measuring instrument is easily matched with a computer and other digital systems, and is an advanced and ideal measuring instrument. The existing vortex shedding flowmeter is mostly inconvenient to install and disassemble, complex in operation due to the need of maintenance and replacement, poor in anti-blocking and pollution discharge performance, easy to block the vortex shedding flowmeter by dirt for a long time, and very troublesome in cleaning.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a vortex shedding flowmeter convenient for sewage discharge.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a vortex shedding flowmeter facilitating pollution discharge comprises a flowmeter body, wherein clamping pieces are sleeved at two ends of a rod wall of the flowmeter body, a clamping mechanism is arranged at the bottom of the flowmeter body and comprises a first fixing pipe, a second fixing pipe is screwed at one end of the first fixing pipe, a sleeve is arranged in the first fixing pipe far away from the flowmeter body, fixing blocks are fixedly connected to the outer walls of two sides of the sleeve, a conical filter screen is bonded at one end of the inner wall of the sleeve, the other end of the inner wall of the sleeve is sleeved at one end of the bottom of the flowmeter body, connecting assemblies are arranged at two ends of the clamping mechanism and comprise fixing rings, a first connecting pipe is sleeved on the inner wall of each fixing ring, a second connecting pipe is sleeved on the outer wall of the fixing ring, an extrusion spring sleeved on the outer wall of the first connecting pipe is fixedly connected to the outer wall of one side of the fixing ring, and one end of the extrusion spring, which is far away from the fixing ring, is fixedly connected with a movable ring sleeved on the outer wall of the first connecting pipe.

Preferably, the top one end of first fixed pipe is seted up flutedly, and the pole wall looks adaptation of recess and flowmeter body, the junction of recess and flowmeter body bonds and has the gasket, and the interval of two clamping pieces and the wall thickness looks adaptation of first fixed pipe.

Preferably, the screw thread that the looks adaptation was all made to the one end of the inside wall of second fixed tube and the one end of first fixed tube outer wall, and the junction of the fixed pipe of second and first fixed tube all bonds and has the sealing washer.

Preferably, the end, far away from the sheathed tube, of the fixed block is fixedly connected with the inner wall of the first fixed pipe, and the sheathed tube inner wall is matched with one end of the bottom of the flowmeter body.

Preferably, the outer wall of one end of the first fixed pipe and the outer wall of one end of the second fixed pipe are both fixedly connected with the inner wall of the second connecting pipe, and the inner wall of one end of the first fixed pipe and the inner wall of one end of the second fixed pipe are both fixedly connected with the outer wall of the first connecting pipe.

Preferably, the first connecting pipe and the second connecting pipe are matched with the movable ring, and a sealing gasket is bonded on the outer wall of one side of the movable ring.

The utility model has the advantages that:

1. the flowmeter body is clamped and connected on the first fixed pipe by utilizing the two clamping pieces, the flowmeter body is clamped and fixed by the screw joint of the second fixed pipe and the first fixed pipe, and is simultaneously inserted into the pipeline through the connecting component, the pipeline extrudes the movable ring, and the movable ring is contracted through the extrusion spring, so that the pipeline and the connecting component are conveniently connected and fixed, the movable ring is also ensured to be tightly connected with the insertion end of the pipeline, the flowmeter body can be rapidly installed and disassembled, the flowmeter body is favorably replaced, maintained or cleaned, the time of workers is favorably saved, and the working efficiency is improved;

2. locate the outside of flowmeter body through the sleeve pipe cover, the sheathed tube front end is provided with the toper filter screen simultaneously, when making rivers normally pass through flowmeter body bottom again, separates debris such as all the other dirt, makes the dirt flow through from the both sides of toper filter screen, can improve the life of flowmeter body, reduces the probability that flowmeter body blockked up.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional side view of a vortex shedding flowmeter facilitating sewage discharge according to the present invention;

FIG. 2 is a schematic view of the vortex shedding flowmeter facilitating sewage discharge according to the present invention;

fig. 3 is a schematic side view of the vortex shedding flowmeter facilitating sewage discharge provided by the utility model.

In the figure: the flowmeter comprises a flowmeter body 1, a clamping piece 2, a clamping mechanism 3, a first fixed pipe 4, a second fixed pipe 5, a fixed block 6, a sleeve 7, a conical filter screen 8, a connecting assembly 9, a fixed ring 10, a first connecting pipe 11, a second connecting pipe 12, an extrusion spring 13 and a movable ring 14.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a vortex shedding flowmeter facilitating pollution discharge comprises a flowmeter body 1, wherein clamping pieces 2 are sleeved at two ends of a rod wall of the flowmeter body 1, a clamping mechanism 3 is arranged at the bottom of the flowmeter body 1, the clamping mechanism 3 comprises a first fixed pipe 4, a second fixed pipe 5 is screwed at one end of the first fixed pipe 4, a groove is formed in one end of the top of the first fixed pipe 4 and is matched with the rod wall of the flowmeter body 1, a sealing sheet is bonded at the joint of the groove and the flowmeter body 1, the distance between the two clamping pieces 2 is matched with the wall thickness of the first fixed pipe 4, threads matched with one end of the outer wall of the first fixed pipe 4 are formed at one end of the inner wall of the second fixed pipe 5, a sealing ring is bonded at the joint of the second fixed pipe 5 and the first fixed pipe 4, a sleeve 7 is arranged in the first fixed pipe 4 far away from the flowmeter body 1, the outer walls of the two sides of the sleeve 7 are fixedly connected with fixing blocks 6, one end, far away from the sleeve 7, of each fixing block 6 is fixedly connected with the inner wall of the first fixing pipe 4, the inner wall of the sleeve 7 is matched with one end of the bottom of the flowmeter body 1, one end of the inner wall of the sleeve 7 is bonded with a conical filter screen 8, the other end of the inner wall of the sleeve 7 is sleeved at one end of the bottom of the flowmeter body 1 and is sleeved outside the flowmeter body 1 through the sleeve 7, meanwhile, the conical filter screen 8 is arranged at the front end of the sleeve 7, water flow normally passes through the bottom of the flowmeter body 1, meanwhile, other impurities such as dirt are separated, the dirt flows through the two sides of the conical filter screens 8, the service life of the flowmeter body 1 can be prolonged, and the;

the two ends of the clamping mechanism 3 are both provided with a connecting assembly 9, the connecting assembly 9 comprises a fixing ring 10, a first connecting pipe 11 is sleeved on the inner wall of the fixing ring 10, a second connecting pipe 12 is sleeved on the outer wall of the fixing ring 10, the outer wall of one end of the first fixing pipe 4 and the outer wall of one end of the second fixing pipe 5 are both fixedly connected with the inner wall of the second connecting pipe 12, the inner wall of one end of the first fixing pipe 4 and the inner wall of one end of the second fixing pipe 5 are both fixedly connected with the outer wall of the first connecting pipe 11, the outer wall of one side of the fixing ring 10 far away from the clamping mechanism 3 is fixedly connected with an extrusion spring 13 sleeved on the outer wall of the first connecting pipe 11, the end of the extrusion spring 13 far away from the fixing ring 10 is fixedly connected with a movable ring 14 sleeved on the outer wall of the first connecting pipe 11, the first connecting pipe 11 and the second connecting pipe 12 are both matched, through utilizing two clamping pieces 2 to connect flowmeter body 1 on first fixed pipe 4, the fixed pipe of rethread second 5 is tightly fixed with flowmeter body 1 clamp with first fixed 4 spiro unions of pipe, peg graft with the pipeline through coupling assembling 9 simultaneously, pipeline extrusion loose ring 14, loose ring 14 is through extrusion spring 13 shrink, both make things convenient for pipeline and coupling assembling 9 to be connected fixedly, also can guarantee that loose ring 14 and the end zonulae occludens that inserts of pipeline, can realize quick installing and disassembling flowmeter body 1, be favorable to changing flowmeter body 1, maintenance or washing, be favorable to saving staff's time, and the work efficiency is improved.

The working principle is as follows: utilize two clamping pieces 2 with 1 joint of flowmeter body on first fixed pipe 4, it is fixed with flowmeter body 1 clamp tightly to fix with the fixed pipe 5 of second and the 4 spiro couplings of first fixed pipe again, peg graft coupling assembling 9 and pipeline simultaneously, pipeline extrusion movable ring 14, movable ring 14 is through extrusion spring 13 shrink resilience, it is fixed with coupling assembling 9 to make the pipeline be connected, simultaneously movable ring 14 and the end zonulae occludens that inserts of pipeline, locate flowmeter body 1's outside through the sleeve pipe 7 cover, sleeve pipe 7's front end is provided with toper filter screen 8 simultaneously, when making rivers normally pass through flowmeter body 1 bottom, separate debris such as remaining dirt, make the dirt flow through from the both sides of toper filter screen 8, reduce the pollution that flowmeter body 1 received.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The vortex shedding flowmeter convenient for pollution discharge comprises a flowmeter body (1) and is characterized in that clamping pieces (2) are sleeved at two ends of a rod wall of the flowmeter body (1), a clamping mechanism (3) is arranged at the bottom of the flowmeter body (1), the clamping mechanism (3) comprises a first fixed pipe (4), a second fixed pipe (5) is screwed at one end of the first fixed pipe (4), a sleeve pipe (7) is arranged in the first fixed pipe (4) far away from the flowmeter body (1), fixed blocks (6) are fixedly connected with outer walls of two sides of the sleeve pipe (7), a conical filter screen (8) is bonded at one end of the inner wall of the sleeve pipe (7), the other end of the inner wall of the sleeve pipe (7) is sleeved at one end of the bottom of the flowmeter body (1), and connecting assemblies (9) are arranged at two ends of the clamping mechanism (3), and coupling assembling (9) including solid fixed ring (10), the inner wall of solid fixed ring (10) has cup jointed first connecting pipe (11), and the outer wall of solid fixed ring (10) has cup jointed second connecting pipe (12), gu fixed ring (10) keep away from one side outer wall fixedly connected with cover of fixture (3) and locate extrusion spring (13) of first connecting pipe (11) outer wall, and extrusion spring (13) keep away from one end fixedly connected with cover of solid fixed ring (10) and locate activity ring (14) of first connecting pipe (11) outer wall.

2. The vortex shedding flowmeter facilitating pollution discharge according to claim 1, wherein a groove is formed at one end of the top of the first fixed pipe (4), the groove is matched with the rod wall of the flowmeter body (1), a sealing sheet is bonded at the joint of the groove and the flowmeter body (1), and the distance between the two clamping pieces (2) is matched with the wall thickness of the first fixed pipe (4).

3. The vortex shedding flowmeter facilitating sewage discharge according to claim 1, wherein one end of the inner wall of the second fixed pipe (5) and one end of the outer wall of the first fixed pipe (4) are both provided with matched threads, and a sealing ring is bonded at the joint of the second fixed pipe (5) and the first fixed pipe (4).

4. The vortex shedding flowmeter facilitating sewage discharge according to claim 1, wherein one end of the fixing block (6) far away from the sleeve (7) is fixedly connected with the inner wall of the first fixing pipe (4), and the inner wall of the sleeve (7) is matched with one end of the bottom of the flowmeter body (1).

5. The vortex shedding flowmeter facilitating sewage discharge according to claim 1, wherein the outer wall of one end of the first fixed pipe (4) and the outer wall of one end of the second fixed pipe (5) are fixedly connected with the inner wall of the second connecting pipe (12), and the inner wall of one end of the first fixed pipe (4) and the inner wall of one end of the second fixed pipe (5) are fixedly connected with the outer wall of the first connecting pipe (11).

6. The vortex shedding flowmeter facilitating sewage discharge according to claim 1, wherein the first connecting pipe (11) and the second connecting pipe (12) are both adapted to the movable ring (14), and a sealing gasket is bonded to the outer wall of one side of the movable ring (14).

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