CN212206215U - Rubber damping precession vortex gas flowmeter - Google Patents

Abstract

The utility model discloses a rubber shock attenuation precession vortex gas flowmeter, including casing, rubber sleeve and flow totalizer, the surface of casing is fitted with a contraceptive ring and is equipped with many circles of screwed pipe, installs the rubber sleeve on the casing, and the upper end of rubber sleeve is provided with down mounting flange to the flow totalizer is installed to the upper end of fixing base. This vortex gas flowmeter is preceeded soon in rubber shock attenuation, and is rational in infrastructure, this equipment is the multiturn screwed pipe that winds outside the casing of casing, what the screwed pipe adopted is the yielding rubber material, alleviate housing surface's vibrations, rubber sleeve and rubber packing ring all adopt the stereoplasm rubber material, in the structure of facilitating the installation, also help reducing the vibrations and strike, what install second elastic stretching cover and first elastic stretching cover and adopt in the upper and lower part of rubber sleeve is soft rubber, help reducing the casing vibrations of casing and bring the impact for the rubber sleeve, it is more stable to use, make things convenient for each sensor to stabilize the detection, reduce the error of being influenced more by vibrations.

Description

Rubber damping precession vortex gas flowmeter

Technical Field

The utility model relates to a technical field is established in the gas flow detection, specifically is a rubber shock attenuation precession vortex gas flowmeter.

Background

The precession vortex gas flowmeter adopts the latest micro-processing technology, has the advantages of strong function, wide flow range, simple operation and maintenance, convenient installation and use and the like, has main technical indexes reaching the advanced level of foreign similar products, is widely applied to various gas metering in the industries of petroleum, chemical industry, electric power, metallurgical coal and the like, however, the precession vortex gas flowmeter can influence the flowmeter due to strong mechanical vibration between pipelines in the using process, and the accuracy of the precession vortex gas flowmeter can still be reduced in the occasions of strong mechanical vibration.

In order to solve the defects and shortcomings of the precession vortex gas flowmeter, the rubber structures are arranged at multiple positions, so that the whole equipment is buffered, vibrated and impacted, the equipment is kept stable as much as possible in the using process, and a sensor can accurately detect the equipment, so that the rubber damping precession vortex gas flowmeter is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem lie in overcoming prior art's precession vortex gas flowmeter in the use because strong mechanical vibration between the pipeline can exert an influence to the flowmeter, in the occasion that has strong mechanical shock, precession vortex gas flowmeter's accuracy still can reduce the defect, provides a rubber shock attenuation precession vortex gas flowmeter. The rubber damping precession vortex gas flowmeter has the characteristics that the structure is simple and reasonable in arrangement, the structure made of rubber materials is arranged at multiple positions, the whole equipment is favorably buffered, vibrated and impacted, the equipment is kept stable as much as possible in the using process, and the sensor can accurately detect the equipment.

In order to achieve the above object, the utility model provides a following technical scheme: a rubber damping precession vortex gas flowmeter comprises a shell, a rubber sleeve and a flow integrating instrument, wherein a plurality of circles of threaded pipes are annularly arranged on the outer surface of the shell, a left connecting flange is arranged at the left end of the shell, a right connecting flange is arranged at the right end of the shell, the rubber sleeve is arranged on the shell, and a lower fixing flange is arranged at the upper end of the rubber sleeve;

an upper fixing flange is installed above the lower fixing flange, a fixing seat is arranged on the upper end face of the upper fixing flange, and a flow integrating instrument is installed at the upper end of the fixing seat.

Preferably, an inner channel is formed in the shell, a vortex generating body is installed in the left part of the inner channel, and the left part and the right part of the inner channel are both wider than the middle part.

Preferably, all install a set of rubber packing ring in left side flange and the right flange, and rubber sleeve and rubber packing ring all select hard rubber material for use to left side flange and right flange's outward flange ring is equipped with the multiunit screw.

Preferably, a second elastic telescopic sleeve is installed at a gap between the upper portion of the rubber sleeve and the fixing seat, a pressure sensor and a temperature sensor are installed at the inner bottom of the second elastic telescopic sleeve, and the lower end heads of the pressure sensor and the temperature sensor extend into the inner channel to be arranged.

Preferably, a first elastic telescopic sleeve is installed in the lower portion of the rubber sleeve, the second elastic telescopic sleeve and the first elastic telescopic sleeve are made of soft rubber materials, and the second elastic telescopic sleeve and the first elastic telescopic sleeve can stretch and move.

Preferably, a flow sensor is installed in the middle of the front side face of the rubber sleeve, the lower end of the flow sensor extends into the inner channel and is electrically connected with the flow totalizer, and the flow sensor, the pressure sensor and the temperature sensor are all electrically connected with the flow totalizer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the rubber damping precession vortex gas flowmeter is reasonable in overall structure arrangement, the equipment is mainly provided with a shell, a pressure sensor, a temperature sensor, a flow sensor and a flow integrating instrument are mounted on the shell of the shell, and pressure, temperature and gas flow are respectively detected;

2. rubber sleeve and rubber packing ring all adopt the stereoplasm rubber material, in the easy to assemble structure, also help reducing the vibrations and strike, it is soft rubber to install the flexible cover of second elasticity and the flexible cover of first elasticity in the upper and lower part of rubber sleeve simultaneously, certain elasticity and elasticity have, install in the rubber sleeve, help reducing the casing vibrations of casing and bring the impact for the rubber sleeve, it is more stable to use, make things convenient for each sensor to carry out stable detection, reduce the error of being influenced by vibrations more.

Drawings

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

FIG. 2 is a left side view of the structure of the present invention;

FIG. 3 is a schematic sectional view of the structure of the present invention;

FIG. 4 is a schematic view of the flow sensor of the present invention;

fig. 5 is the schematic diagram of the internal structure of the rubber sleeve of the structure of the present invention.

Reference numbers in the figures: 1. left flange, 2, casing, 3, screwed pipe, 4, rubber sleeve, 5, flow sensor, 6, right flange, 7, screw, 8, lower mounting flange, 9, last mounting flange, 10, fixing base, 11, flow totalizer, 12, interior passageway, 13, vortex generating body, 14, rubber packing ring, 15, first elastic expansion sleeve, 16, second elastic expansion sleeve, 17, pressure sensor, 18, temperature sensor.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a rubber damping precession vortex gas flowmeter comprises a left connecting flange 1, a shell 2, a threaded pipe 3, a rubber sleeve 4, a flow sensor 5, a right connecting flange 6, a screw hole 7, a lower fixing flange 8, an upper fixing flange 9, a fixed seat 10, a flow integrating instrument 11, an inner channel 12, a vortex generating body 13, a rubber gasket 14, a first elastic telescopic sleeve 15, a second elastic telescopic sleeve 16, a pressure sensor 17 and a temperature sensor 18, wherein the outer surface of the shell 2 is annularly provided with the multi-circle threaded pipe 3, the shell 2 is internally provided with the inner channel 12, the vortex generating body 13 is arranged in the left part of the inner channel 12, the left part and the right part of the inner channel 12 are both wider than the middle part, the left end of the shell 2 is provided with the left connecting flange 1, the right end of the shell 2 is provided with the right connecting flange 6, a group of rubber gaskets 14 are arranged in the left connecting flange 1 and the right connecting flange 6, the rubber sleeve 4 and the rubber gasket 14 are made of hard rubber, a plurality of groups of screw holes 7 are annularly arranged on the outer edges of the left connecting flange 1 and the right connecting flange 6, the rubber sleeve 4 is arranged on the shell 2, the upper end of the rubber sleeve 4 is provided with a lower fixing flange 8, an upper fixing flange 9 is arranged above the lower fixing flange 8, the upper end surface of the upper fixing flange 9 is provided with a fixing seat 10, the upper end of the fixing seat 10 is provided with a flow integrating instrument 11, a second elastic telescopic sleeve 16 is arranged at a gap between the upper part of the rubber sleeve 4 and the fixing seat 10, the inner bottom of the second elastic telescopic sleeve 16 is provided with a pressure sensor 17 and a temperature sensor 18, the lower ends of the pressure sensor 17 and the temperature sensor 18 extend into the inner channel 12 for arrangement, the lower part of the rubber sleeve 4 is provided with a first elastic telescopic sleeve 15, and the second elastic telescopic sleeve 16 and the first elastic telescopic sleeve 15 are made of soft rubber, and the flexible activity of the flexible cover of second elasticity 16 and the flexible cover of first elasticity 15 all, and the leading flank mid-mounting of rubber sleeve 4 has flow sensor 5, and flow sensor 5's lower extreme stretches into the interior setting of passageway 12 to flow sensor 5, pressure sensor 17 and temperature sensor 18 all with flow totalizer 11 between electric connection.

As shown in fig. 1-5, the overall structure of the device is shown, the device is mainly provided with a housing 2, a pressure sensor 17, a temperature sensor 18, a flow sensor 5 and a flow integrating instrument 11 are mounted on the housing of the housing 2 to detect pressure, temperature and gas flow respectively, the device is provided with a plurality of circles of threaded pipes 3 surrounding the housing of the housing 2, and the threaded pipes 3 are made of damping rubber materials to relieve the vibration of the surface of the housing;

and rubber sleeve 4 and rubber packing ring 14 all adopt the stereoplasm rubber material, in the easy to assemble structure, also help reducing vibrations and strike, it is soft rubber to install the flexible cover of second elasticity 16 and the flexible cover of first elasticity 15 adoption in the upper and lower portion of rubber sleeve 4 simultaneously, certain elasticity and elasticity have, install in rubber sleeve 4, help reducing the casing vibrations of casing 2 and bring the impact for rubber sleeve 4, it is more stable to use, make things convenient for each sensor to stabilize the detection, reduce the error of being shaken many influences.

The working principle is as follows: when the rubber vibration-damping precession vortex gas flow meter is used, a left connecting flange 1 and a right connecting flange 6 at the left end and the right end of a shell 2 are respectively arranged on pipelines at two sides, gas enters an inner channel 12 through a port of the left connecting flange 1 and enters in a vortex mode through a vortex generating body 13 to form a vortex flow in the inner channel 12, so that a pressure sensor 17, a temperature sensor 18 and a flow sensor 5 respectively detect vortex flow gas and transmit acquired information to a flow integrating instrument 11, the flow integrating instrument 11 is convenient to measure, display and accumulate and calculate, the operation is simpler and more convenient, a plurality of circles of threaded pipes 3 are wound on the outer surface of the shell 2, the threaded pipes 3 are made of vibration-damping rubber, rubber gaskets 14 are arranged in the left connecting flange 1 and the right connecting flange 6, and the rubber sleeves 4 and the rubber gaskets 14 are made of hard rubber, make things convenient for when the sound construction is installed, the shock attenuation of also being convenient for, the first elastic expansion sleeve 15 and the flexible cover 16 of second elasticity of installation in rubber sleeve 4 simultaneously, what adopt is soft rubber material, certain flexible elasticity has to the vibrations that buffer rubber sleeve 4 inside received are strikeed, the structure of rubber material is installed to many places in this equipment, help whole buffering vibrations of equipment to strike, make it remain stable as far as possible in the use, so that the sensor accurately detects.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a rubber shock attenuation precession vortex gas flowmeter, includes casing (2), rubber sleeve (4) and flow totalizer (11), its characterized in that: a plurality of circles of threaded pipes (3) are annularly arranged on the outer surface of the shell (2), a left connecting flange (1) is arranged at the left end of the shell (2), a right connecting flange (6) is arranged at the right end of the shell (2), a rubber sleeve (4) is arranged on the shell (2), and a lower fixing flange (8) is arranged at the upper end of the rubber sleeve (4);

the upper fixing flange (9) is installed above the lower fixing flange (8), a fixing seat (10) is arranged on the upper end face of the upper fixing flange (9), and a flow totalizer (11) is installed at the upper end of the fixing seat (10).

2. A rubber damped precession vortex gas flowmeter according to claim 1 wherein: an inner channel (12) is arranged in the shell (2), a vortex generating body (13) is arranged in the left part of the inner channel (12), and the left part and the right part of the inner channel (12) are both wider than the middle part.

3. A rubber damped precession vortex gas flowmeter according to claim 1 wherein: all install a set of rubber packing ring (14) in left side flange (1) and right flange (6), and rubber sleeve (4) and rubber packing ring (14) all select hard rubber material for use to the outward flange ring of left side flange (1) and right flange (6) is equipped with multiunit screw (7).

4. A rubber damped precession vortex gas flowmeter according to claim 1 wherein: second elastic telescopic sleeve (16) is installed in the gap between the upper portion of rubber sleeve (4) and fixing base (10), pressure sensor (17) and temperature sensor (18) are installed to the inner bottom of second elastic telescopic sleeve (16), and the lower end of pressure sensor (17) and temperature sensor (18) all stretches into interior passageway (12) and sets up.

5. A rubber damped precession vortex gas flowmeter according to claim 1 wherein: install first elastic expansion sleeve (15) in the lower part of rubber sleeve (4), and second elastic expansion sleeve (16) and first elastic expansion sleeve (15) all adopt soft rubber material to the activity of can stretching out and drawing back of second elastic expansion sleeve (16) and first elastic expansion sleeve (15).

6. A rubber damped precession vortex gas flowmeter according to claim 1 wherein: flow sensor (5) are installed in the middle of the front side face of rubber sleeve (4), the lower end of flow sensor (5) stretches into the inner channel (12) to be arranged, and flow sensor (5), pressure sensor (17) and temperature sensor (18) are all electrically connected with flow integrating instrument (11).

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