CN211926969U

CN211926969U - Flange type double-signal vortex shedding flowmeter

Info

Publication number: CN211926969U
Application number: CN202020444638.5U
Authority: CN
Inventors: 陈可兴; 毕金昌
Original assignee: Taian Tuosi Instrument Co ltd
Current assignee: Taian Tuosi Instrument Co ltd
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-11-13
Anticipated expiration: 2030-03-31

Abstract

The utility model discloses a flange formula dual signal vortex flowmeter, including the table body, delivery port flange and sensor I, install delivery port flange, water inlet flange, baffle and first sealing washer on the table body, the internal portion of table is provided with vortex generator, the mounting hole has all been seted up on delivery port flange and the water inlet flange, and delivery port flange and water inlet flange joint form the shock attenuation seam, and is provided with the second sealing washer in the female mouth, the baffle can be together fixed with bracing piece I and bracing piece II through set screw, inside sensor I and sensor II passed the intercommunicating pore entering, all be provided with the third sealing washer between sensor I and sensor II and intercommunicating pore. This flange formula dual signal vortex flowmeter, the structure sets up rationally, through setting up different flanges in table body both sides, avoids vortex flowmeter installation direction to make mistakes, and when water inlet flange and delivery port flange were installed together, formed the shock attenuation seam between the two, played the antidetonation effect.

Description

Flange type double-signal vortex shedding flowmeter

Technical Field

The utility model relates to a flowmeter technical field specifically is a flange formula dual signal vortex flowmeter.

Background

The vortex shedding flowmeter is a volumetric flowmeter for measuring gas, steam or liquid volume flow, and volume flow or mass flow under standard conditions, which is researched and produced according to the Karman vortex shedding principle and is mainly used for measuring flow of industrial pipeline medium fluid, such as gas, liquid, steam and other various media, the vortex shedding flowmeter needs to keep the flow direction of fluid in a pipeline consistent with a pipeline flow direction mark when in use, but installation ports on two sides of the vortex shedding flowmeter in the market are the same, errors are easy to cause, and the measurement of the vortex shedding flowmeter can be influenced due to pipeline vibration.

In order to overcome the defects in the existing market, the technology of the vortex shedding flowmeter is urgently needed to be improved, the safe operation of the vortex shedding flowmeter can be better ensured, and the development of the instrument industry is promoted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flange formula dual signal vortex flowmeter to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a flange type double-signal vortex shedding flowmeter comprises a meter body, a water outlet flange and a sensor I, wherein the meter body is provided with the water outlet flange, a water inlet flange, a partition plate and a first sealing ring, a vortex generator is arranged in the meter body, mounting holes are formed in the water outlet flange and the water inlet flange, a damping seam is formed at the joint of the water outlet flange and the water inlet flange, a female opening is formed in the water outlet flange, a male opening is formed in the water inlet flange, a second sealing ring is arranged in the female opening, a communication hole is formed in the middle of the partition plate, the partition plate can be fixed with a support rod I and a support rod II through a fixing screw, a signal line I and a signal line II are respectively arranged in the support rod I and the support rod II, the top ends of the signal line I and the signal line II are respectively connected with the converter I and the converter II, and the other ends of the, and all be provided with the mount pad on sensor I and the sensor II, sensor I and sensor II pass the intercommunicating pore and get into the internal portion of table, all are provided with the third sealing washer between sensor I and sensor II and intercommunicating pore, converter I passes through fastening nut I to be fixed on bracing piece I, and converter II passes through fastening nut II to be fixed on bracing piece II.

Preferably, a water inlet flange and a water outlet flange are respectively fixed at the left end and the right end of the meter body, first sealing rings are arranged at the joints of the meter body and the water outlet flange as well as the water inlet flange, partition plates are symmetrically arranged at the middle parts of the upper side and the lower side of the meter body, an external left vortex generator is arranged in the meter body, and the meter body can be communicated with the support rod I and the support rod II through communicating holes.

Preferably, sensor I and sensor II, signal line I and signal line II, bracing piece I and bracing piece II, fastening nut I and fastening nut II, converter I and converter II all along the table body longitudinal symmetry distribution.

Preferably, I upper end of sensor links together with signal line I, and sensor I inlays to be established in the mount pad, and the mount pad is fixed on the baffle, and I lower extreme of sensor passes the intercommunicating pore downwards, and sensor I is connected through the third sealing washer with the intercommunicating pore.

Preferably, I connection converter I of signal line and sensor I, I parcel of signal line are inboard at I bracing piece, and bracing piece I passes through set screw to be fixed on the baffle.

Preferably, the water inlet flange suit is at the table body left end, and water inlet flange left side is provided with public mouthful, sets up six mounting holes that equidistant distribution on the water inlet flange, and the mounting hole is located public mouthful outside.

Preferably, the water outlet flange is sleeved at the left end of the meter body, the right side of the water outlet flange is provided with a female port, the water outlet flange is provided with six mounting holes corresponding to the water inlet flange, when the male port and the female port are inserted together, a second sealing ring is arranged at the joint of the male port and the female port, and a damping gap is formed between the water outlet flange and the water inlet flange.

Compared with the prior art, the beneficial effects of the utility model are that: this flange formula dual signal vortex flowmeter, the structure sets up rationally, through set up different delivery port flange and water inlet flange in table body both sides, avoid vortex flowmeter installation direction to make mistakes, set up the baffle between table body and bracing piece, play the effect of insulating the temperature protection, prevent that vortex flowmeter from damaging when measuring high-temperature fluid, when water inlet flange and delivery port flange are installed together, form the shock attenuation seam between the two, play the antidetonation effect, be favorable to improving vortex flowmeter measurement accuracy, the safe operation of assurance vortex flowmeter that can be better, promote the development of instrument trade.

Drawings

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

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

FIG. 3 is an enlarged schematic view of the structure A of the present invention;

fig. 4 is the mounting schematic diagram of the structural flange of the present invention.

In the figure: 1. the meter body, 2, the delivery port flange, 3, the water inlet flange, 4, set screw, 5, bracing piece I, 6, fastening nut I, 7, converter I, 8, the baffle, 9, bracing piece II, 10, fastening nut II, 11, converter II, 12, signal line I, 13, sensor I, 14, sensor II, 15, signal line II, 16, public mouth, 17, the mounting hole, 18, the shock attenuation seam, 19, female mouth, 20, vortex generator, 21, first sealing washer, 22, second sealing washer, 23, the third sealing washer, 24, the intercommunicating pore, 25, the mount pad.

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. 1-4, the present invention provides a technical solution: a flange type double-signal vortex shedding flowmeter comprises a meter body 1, a water outlet flange 2 and a sensor I13, wherein the meter body 1 is provided with the water outlet flange 2, a water inlet flange 3, a partition plate 8 and a first sealing ring 21, a vortex generator 20 is arranged inside the meter body 1, the left end and the right end of the meter body 1 are respectively fixed with the water inlet flange 3 and the water outlet flange 2, the joints of the meter body 1, the water outlet flange 2 and the water inlet flange 3 are respectively provided with the first sealing ring 21, the middle parts of the upper side and the lower side of the meter body 1 are symmetrically provided with the partition plate 8, the meter body 1 is internally provided with the vortex generator 20 which is externally arranged to the left, the meter body 1 can be communicated with a supporting rod I5 and a supporting rod II 9 through a communication hole 24, the sensor I13 and a sensor II 14, a signal line I12 and a signal line II 15, the supporting rod I5 and a supporting rod II 9, a fastening nut I6, the water outlet flange 2 is sleeved at the left end of the meter body 1, the right side of the water outlet flange 2 is provided with a female port 19, the water outlet flange 2 is provided with six mounting holes 17 corresponding to the water inlet flange 3, when the male port 16 and the female port 19 are spliced together, the joint of the male port 16 and the female port 19 is provided with a second sealing ring 22, the second sealing ring 22 can prevent the flange joint from leaking and has the anti-seismic effect, a damping seam 18 is formed between the water outlet flange 2 and the water inlet flange 3, the mounting holes 17 are respectively arranged on the water outlet flange 2 and the water inlet flange 3, the damping seam 18 is formed at the joint of the water outlet flange 2 and the water inlet flange 3, the female port 19 is arranged on the water outlet flange 2, the male port 16 is arranged on the water inlet flange 3, the second sealing ring 22 is arranged in the female port 19, the water inlet flange 3 is sleeved at the left end, six mounting holes 17 which are distributed at equal intervals are formed in the water inlet flange 3, the mounting holes 17 are positioned outside a male opening 16, the structure is reasonably arranged, different water outlet flanges 2 and water inlet flanges 3 are arranged on two sides of the meter body 1, the error of the mounting direction of the vortex shedding flowmeter is avoided, a communicating hole 24 is formed in the middle of the partition plate 8, the partition plate 8 can be fixed with a support rod I5 and a support rod II 9 together through a fixing screw 4, the partition plate 8 is arranged between the meter body 1 and the support rod to play a role in thermal insulation protection and prevent the vortex shedding flowmeter from being damaged when measuring high-temperature fluid, a signal line I12 and a signal line II 15 are respectively arranged inside the support rod I5 and the support rod II 9, the top ends of the signal line I12 and the signal line II 15 are respectively connected with a converter I7 and a converter II 11, the other ends of the signal line I12 and the signal, the sensor I13 and the sensor II 14 are both provided with a mounting seat 25, a signal wire I12 is connected with a converter I7 and the sensor I13, the signal wire I12 is wrapped at the inner side of a support rod I5, the support rod I5 is fixed on a partition plate 8 through a fixing screw 4, the sensor I13 and the sensor II 14 penetrate through a communication hole 24 to enter the inside of the watch body 1, third sealing rings 23 are arranged between the sensor I13 and the sensor II 14 and the communication hole 24, the upper end of the sensor I13 is connected with the signal wire I12, the sensor I13 is embedded in the mounting seat 25, the mounting seat 25 is fixed on the partition plate 8, the lower end of the sensor I13 penetrates through the communication hole 24 downwards, the sensor I13 is connected with the communication hole 24 through the third sealing ring 23, the converter I7 is fixed on the support rod I5 through a fastening nut I6, the converter II 11 is fixed, when the water inlet flange 3 and the water outlet flange 2 are installed together, a damping seam 18 is formed between the water inlet flange 3 and the water outlet flange 2, an anti-seismic effect is achieved, the measuring precision of the vortex shedding flowmeter is improved, the safe operation of the vortex shedding flowmeter can be better guaranteed, and the development of the instrument industry is promoted.

The working principle is as follows: when the flange-type dual-signal vortex street flowmeter is used, the water inlet flange 3 and the pipeline water outlet flange 2 are installed together, the water outlet flange 2 and the pipeline water inlet flange 3 are installed together, the flow direction of fluid in the meter body 1 is consistent with the mark, the left side and the right side of the meter body 1 are respectively provided with the damping gaps 18, the influence of pipeline vibration on the flowmeter is reduced, the fluid generates vortex through the vortex generator 20, the vortex signals are detected through the sensor I13 and the sensor II 14 and are transmitted to respective converters through signal lines to be displayed, and the whole working process of the flange-type dual-signal vortex street flowmeter is realized.

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

1. The utility model provides a flange formula dual signal vortex flowmeter, includes table body (1), delivery port flange (2) and sensor I (13), its characterized in that: the vortex generator is characterized in that a water outlet flange (2), a water inlet flange (3), a partition plate (8) and a first sealing ring (21) are installed on the meter body (1), a vortex generator (20) is arranged inside the meter body (1), mounting holes (17) are formed in the water outlet flange (2) and the water inlet flange (3), a damping seam (18) is formed at the joint of the water outlet flange (2) and the water inlet flange (3), a female opening (19) is formed in the water outlet flange (2), a male opening (16) is formed in the water inlet flange (3), a second sealing ring (22) is arranged in the female opening (19), a communication hole (24) is formed in the middle of the partition plate (8), the partition plate (8) can be fixed with a support rod I (5) and a support rod II (9) through a fixing screw (4), a signal line I (12) and a signal line II (15) are respectively arranged inside the support rod I (5), and converter I (7) and converter II (11) are connected respectively on signal line I (12) and signal line II (15) top, signal line I (12) and signal line II (15) other end link together with sensor I (13) and sensor II (14) respectively, and all be provided with mount pad (25) on sensor I (13) and sensor II (14), inside sensor I (13) and sensor II (14) passed intercommunicating pore (24) and get into table body (1), all be provided with third sealing washer (23) between sensor I (13) and sensor II (14) and intercommunicating pore (24), converter I (7) are fixed on bracing piece I (5) through fastening nut I (6), and converter II (11) are fixed on bracing piece II (9) through fastening nut II (10).

2. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: the utility model discloses a table, including table body (1), table body (1) and water inlet flange (3), both ends are fixed with water inlet flange (3) and delivery port flange (2) respectively about the table body (1), and table body (1) all is provided with first sealing washer (21) with delivery port flange (2) and water inlet flange (3) junction, and baffle (8) are installed to both sides middle part symmetry about table body (1), are provided with external vortex generator (20) on a left side in table body (1), and table body (1) can be linked together with bracing piece I (5) and bracing piece II (9) through intercommunicating pore (24).

3. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: sensor I (13) and sensor II (14), signal line I (12) and signal line II (15), bracing piece I (5) and bracing piece II (9), fastening nut I (6) and fastening nut II (10), converter I (7) and converter II (11) all along table body (1) upper and lower symmetric distribution.

4. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: sensor I (13) upper end links together with signal line I (12), and sensor I (13) are inlayed and are established in mount pad (25), and mount pad (25) are fixed on baffle (8), and intercommunication hole (24) are passed downwards to sensor I (13) lower extreme, and sensor I (13) are connected through third sealing washer (23) with intercommunication hole (24).

5. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: converter I (7) and sensor I (13) are connected in signal line I (12), and signal line I (12) parcel is inboard at bracing piece I (5), and bracing piece I (5) are fixed on baffle (8) through set screw (4).

6. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: the water inlet flange (3) suit is at table body (1) left end, and water inlet flange (3) left side is provided with public mouthful (16), sets up six mounting holes (17) of equidistant distribution on water inlet flange (3), and mounting hole (17) are located public mouthful (16) outside.

7. The flange-type dual-signal vortex shedding flowmeter of claim 1, wherein: the water outlet flange (2) is sleeved at the left end of the meter body (1), a female port (19) is formed in the right side of the water outlet flange (2), six mounting holes (17) corresponding to the water inlet flange (3) are formed in the water outlet flange (2), when the male port (16) and the female port (19) are connected in an inserting mode, a second sealing ring (22) is arranged at the joint of the male port (16) and the female port (19), and a damping gap (18) is formed between the water outlet flange (2) and the water inlet flange (3).