CN210570864U

CN210570864U - Digital ultrasonic flowmeter

Info

Publication number: CN210570864U
Application number: CN201921620605.5U
Authority: CN
Inventors: 王胜林; 赵须海
Original assignee: Cangzhou Tianyi Instrumentation Co ltd
Current assignee: Cangzhou Tianyi Instrumentation Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-19
Anticipated expiration: 2029-09-26

Abstract

The utility model relates to the technical field of fluid metering accessories, in particular to a digital ultrasonic flowmeter, which is convenient for the early-stage debugging and the later-stage regulation of the distance between the probes of the flowmeter, and improves the use reliability; install on the body, including two sets of ultrasonic transducer, electronic circuit and flow display screen and regulation support, it includes left hoop to adjust the support, right hoop, two sets of installation diaphragms, left hoop and right hoop all hoop the outside at the body, and left hoop is located the left side of right hoop, the left end of left hoop and the right-hand member of right hoop all are provided with the annular spout, it is provided with two sets of slides all to slide in the annular spout, the left end and the right-hand member of two sets of installation diaphragms all are provided with the connector, be provided with horizontal bar hole on the installation diaphragm, the downthehole mounting panel that is provided with of bar, the slide bar, adjusting screw, adjust screwed pipe and ball bearing, be provided with closing device on the mounting panel, closing device is including compression screw and clamp plate, ultrasonic transducer includes two sets of ultrasonic sensor.

Description

Digital ultrasonic flowmeter

Technical Field

The utility model relates to a technical field of fluid measurement auxiliary device especially relates to a digital ultrasonic flowmeter.

Background

As is well known, a digital ultrasonic flowmeter is an instrument for measuring the flow of liquid in a circular tube on the principle of a velocity difference method, and is widely used in the fields of chemical production and sewage treatment; the ultrasonic flowmeter comprises an ultrasonic transducer, an electronic circuit and a flow display and accumulation system, wherein the ultrasonic transducer converts electric energy into ultrasonic energy and transmits the ultrasonic energy to a measured fluid, an ultrasonic signal received by a receiver is amplified by the electronic circuit and converted into an electric signal representing flow to be supplied to a display and an integrating instrument for display and integration, so that the flow is detected and displayed, the distance between probes of the flowmeter needs to be debugged in the installation process of the existing digital ultrasonic flowmeter, and the distance between the probes of the flowmeter can be adjusted in the later period according to the change of the components and concentration of the liquid to be measured, so that the probes of the flowmeter are inconvenient to debug and adjust, and the use reliability is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a convenient interval to the flowmeter probe carries out debugging in earlier stage and later stage regulation, improves the digital ultrasonic flowmeter who uses the reliability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the digital ultrasonic flowmeter is arranged on the pipe body and comprises two groups of ultrasonic transducers, an electronic circuit and a flow display screen, wherein the ultrasonic transducers are electrically connected with the electronic circuit and the flow display screen; the pipe fitting is characterized by further comprising an adjusting support, the adjusting support comprises a left hoop, a right hoop and two sets of installation transverse plates, the left hoop and the right hoop are hooped outside the pipe body, the left hoop is located on the left side of the right hoop, annular sliding grooves are formed in the left end of the left hoop and the right end of the right hoop, two sets of sliding plates are arranged in the annular sliding grooves in a sliding mode, connectors are arranged at the left ends and the right ends of the two sets of installation transverse plates, each connector is connected with one set of sliding plate, transverse bar holes are formed in the installation transverse plates, installation plates, sliding rods, adjusting screws and adjusting screw pipes are arranged in the bar holes, through holes are formed in the front half area of each installation plate, the left ends of the sliding rods are connected with the left side walls of the bar holes, the right ends of the sliding rods penetrate through holes from the left ends of the installation plates and are connected with the right side walls of the bar holes, through installation through holes are formed in, the left end and the right end of the mounting through hole are both provided with annular mounting grooves, ball bearings are fixedly mounted at the annular mounting grooves, the right end of the adjusting screw pipe penetrates through two groups of the ball bearings from the left end of the mounting plate to the right side of the mounting plate, the left end of the adjusting screw rod is connected with the left side wall of the strip-shaped hole, the right end of the adjusting screw rod penetrates through the adjusting screw pipe and is connected with the right side wall of the strip-shaped hole, a pressing device is arranged on the mounting plate and comprises a pressing screw rod and a pressing plate, the middle part of the mounting plate is provided with a vertically through threaded hole, one end of the pressing screw rod penetrates through the threaded hole from the outer side of the mounting plate to the inner side of the mounting plate and is rotatably connected with the outer middle part of the pressing plate, the ultrasonic transducer comprises two groups of, and the output ends of the two groups of ultrasonic sensors are tightly attached to the outer wall of the tube body.

Preferably, one end of the outer side of the adjusting screw pipe is provided with a rotating cap.

Preferably, the outer side of the adjusting screw is sleeved with two groups of fastening nuts, the two groups of fastening nuts are both in threaded connection with the adjusting screw, and the two groups of fastening nuts are respectively attached to two ends of the adjusting screw tube.

Preferably, the mounting device further comprises fastening screw holes formed in both ends of the mounting transverse plate, and fastening bolts for fixing the mounting transverse plate are arranged at the fastening screw holes.

Preferably, the sliding plate is of an arc-shaped structure, and the radian of the sliding plate is matched with that of the annular sliding chute.

Preferably, the inner side of the pressing plate is of an arc-shaped structure, a placing groove is formed in the inner side of the pressing plate, the ultrasonic sensor is installed in the placing groove, and the output end of the ultrasonic sensor extends out of the placing groove.

(III) advantageous effects

Compared with the prior art, the utility model provides a digital ultrasonic flowmeter possesses following beneficial effect: this digital ultrasonic flowmeter, slide in annular chute through the slide, can rotate installation diaphragm along annular chute, thereby adjust ultrasonic sensor's mounted position, adjust the solenoid through rotating, through the cooperation of adjusting solenoid and adjusting screw, carry out the horizontal regulation to the mounting panel, it is spacing to carry out the mounting panel through the slide bar, stability when guaranteeing the horizontal regulation of mounting panel, the convenient interval to the flowmeter probe carries out debugging in earlier stage and later stage regulation, adjust well the back, make the clamp plate paste tightly with the outer wall of ultrasonic sensor and body together through rotating compression screw, improve the use reliability.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the installation cross plate of the present invention;

fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 2 according to the present invention;

in the drawings, the reference numbers: 1. a pipe body; 2. electronic circuit and flow display screen; 3. a left hoop; 4. A right hoop; 5. installing a transverse plate; 6. an annular chute; 7. a slide plate; 8. a connector; 9. a strip-shaped hole; 10. mounting a plate; 11. a slide bar; 12. adjusting the screw rod; 13. adjusting a solenoid; 14. a ball bearing; 15. a compression screw; 16. pressing a plate; 17. an ultrasonic sensor; 18. rotating the cap; 19. fastening a nut; 20. and fastening the bolt.

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. 1-3, the digital ultrasonic flowmeter of the present invention is installed on a pipe body 1, and includes two sets of ultrasonic transducers, an electronic circuit and a flow display screen 2, wherein the ultrasonic transducers are electrically connected to the electronic circuit and the flow display screen 2; the pipe fitting is characterized by further comprising an adjusting support, the adjusting support comprises a left hoop 3, a right hoop 4 and two sets of installation transverse plates 5, the left hoop 3 and the right hoop 4 are hooped on the outer side of the pipe body 1, the left hoop 3 is located on the left side of the right hoop 4, annular chutes 6 are formed in the left end of the left hoop 3 and the right end of the right hoop 4, two sets of sliding plates 7 are arranged in the annular chutes 6 in a sliding mode, the sliding plates 7 are of arc-shaped structures, the radian of each sliding plate 7 is matched with that of each annular chute 6, the sliding plates 7 of the arc-shaped structures can slide along the annular chutes 6 conveniently, connectors 8 are arranged at the left ends and the right ends of the two sets of installation transverse plates 5, each set of connectors 8 is connected with one set of sliding plates 7, transverse strip-shaped holes 9 are formed in the installation transverse strip-shaped holes 9, and installation plates 10, sliding rods 11, adjusting screw rods 12 and adjusting, the first half region of mounting panel 10 is provided with the perforation of lining up about, the left end of slide bar 11 and the left side wall connection in bar hole 9, the right-hand member of slide bar 11 passes the perforation and is connected with the right side wall in bar hole 9 from the left end of mounting panel 10, and the second half region of mounting panel 10 is provided with the installation through-hole of lining up about to all be provided with the annular mounting groove at the left end and the right-hand member of installation through-hole, annular mounting groove department fixed mounting has ball bearing, the right-hand member of adjusting solenoid 13 passes two sets of from the left end of mounting panel 10 ball bearing to the right side of mounting panel 10, the outside one end of adjusting solenoid 13 is provided with swivel nut 18, conveniently rotates adjusting solenoid 13 through swivel nut 18, the left end of adjusting screw 12 and the left side wall connection in bar hole 9, and the right-hand member spiral shell of adjusting screw 12 passes adjusting solenoid 13 and is connected with the right side wall in bar hole, the outer side cover of adjusting screw 12 is equipped with two sets of fastening nuts 19, two sets of fastening nuts 19 all pass through threaded connection with adjusting screw 12 to two sets of fastening nuts 19 paste tightly with the both ends of adjusting solenoid 13 respectively, can press from both sides tight fixedly to adjusting solenoid 13 after adjusting ultrasonic sensor 17's horizontal position through fastening nuts 19, improve ultrasonic sensor 17's stability, be provided with closing device on the mounting panel 10, closing device includes gland screw 15 and clamp plate 16, the middle part of mounting panel 10 is provided with the screw hole that link up from top to bottom, the one end of gland screw 15 passes screw hole to the inboard of mounting panel 10 and with the outside middle part rotatable coupling of clamp plate 16 from the outside screw means of mounting panel 10, ultrasonic transducer includes two sets of ultrasonic sensor 17, two sets of ultrasonic sensor 17 install respectively in the inboard of two sets of clamp plate 16, the output ends of the two groups of ultrasonic sensors 17 are tightly attached to the outer wall of the tube body 1, the two ends of the installation transverse plate 5 are respectively provided with a fastening screw hole, a fastening bolt 20 for fixing the installation transverse plate 5 is arranged at the fastening screw hole, the installation transverse plate 5 can rotate along the annular chute 6 through the sliding of the sliding plate 7 in the annular chute 6, so that the installation position of the ultrasonic sensors 17 can be adjusted, the installation plate 10 can be transversely adjusted through rotating the adjusting screw 13 and matching the adjusting screw 13 with the adjusting screw 12, the installation plate 10 can be limited through the sliding rod 11, the stability of the installation plate 10 in transverse adjustment is ensured, the distance between the flow meter probes can be conveniently adjusted in the early period and the later period, after the adjustment is completed, the pressing plate 16 and the ultrasonic sensors 17 are tightly attached to the outer wall of the tube body 1 through rotating the pressing screw 15, the use reliability is improved, and the installation transverse plate 5 can be fixed after the installation angle of the installation transverse plate 5 is adjusted through the fastening bolt 20.

The inner side of the pressure plate 16 is of a cambered surface structure, a placing groove is formed in the inner side of the pressure plate 16, the ultrasonic sensor 17 is installed in the placing groove, and the output end of the ultrasonic sensor 17 extends out of the placing groove; cambered surface structure can be better cooperate with the outer wall of body 1, install ultrasonic sensor 17 in the standing groove, improve ultrasonic sensor 17's stability.

When in use, the sliding plate 7 slides in the annular chute 6, the installation transverse plate 5 can be rotated along the annular chute 6, so that the installation position of the ultrasonic sensor 17 can be adjusted, the installation transverse plate 5 can be fixed after the installation angle of the installation transverse plate 5 is adjusted through the fastening bolt 20, the installation plate 10 can be transversely adjusted through rotating the adjusting screw 13 and matching the adjusting screw 13 with the adjusting screw 12, the installation plate 10 is limited through the sliding rod 11, the stability of the installation plate 10 during transverse adjustment is ensured, the distance between flow meter probes is convenient to carry out early-stage debugging and later-stage adjustment, after the adjustment is completed, the pressing plate 16 and the ultrasonic sensor 17 are tightly attached to the outer wall of the pipe body 1 through rotating the compression screw 15, the use reliability is improved, the adjusting screw 13 is convenient to rotate through the rotating cap 18, the fastening nut 19 can adjust the transverse position of the ultrasonic sensor 17, the adjusting screw 13 is clamped and fixed, and the stability of the ultrasonic sensor 17 is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

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. A digital ultrasonic flowmeter is arranged on a pipe body (1) and comprises two groups of ultrasonic transducers, an electronic circuit and a flow display screen (2), wherein the ultrasonic transducers are electrically connected with the electronic circuit and the flow display screen (2); the pipe fitting is characterized by further comprising an adjusting support, the adjusting support comprises a left hoop (3), a right hoop (4) and two groups of installation transverse plates (5), the left hoop (3) and the right hoop (4) are hooped on the outer side of the pipe body (1), the left hoop (3) is located on the left side of the right hoop (4), the left end of the left hoop (3) and the right end of the right hoop (4) are respectively provided with an annular chute (6), two groups of sliding plates (7) are arranged in the annular chutes (6) in a sliding manner, the left end and the right end of each group of installation transverse plates (5) are respectively provided with a connector (8), each group of connectors (8) is connected with one group of sliding plates (7), the installation transverse strip-shaped holes (9) are arranged on the installation transverse plate (5), and an installation plate (10), a sliding rod (11), an adjusting screw rod (12) and an adjusting screw tube (13) are arranged in each strip-shaped hole (9), the perforation that link up about the first half region of mounting panel (10) is provided with, the left end of slide bar (11) and the left side wall connection of bar hole (9), the right-hand member of slide bar (11) passes the perforation and is connected with the right side wall of bar hole (9) from the left end of mounting panel (10), and the second half region of mounting panel (10) is provided with the installation through-hole that link up about to all be provided with the annular mounting groove at the left end and the right-hand member of installation through-hole, annular mounting groove department fixed mounting has ball bearing (14), the right-hand member of adjusting screw pipe (13) passes two sets ofly from the left end of mounting panel (10) ball bearing (14) to the right side of mounting panel (10), the left end of adjusting screw rod (12) and the left side wall connection of bar hole (9), the right-hand member spiral shell of adjusting screw rod (12) passes adjusting screw pipe (13) and is connected with the right side wall of bar hole (, be provided with closing device on mounting panel (10), closing device is including compression screw (15) and clamp plate (16), the middle part of mounting panel (10) is provided with the screw hole that link up from top to bottom, the one end of compression screw (15) is passed screw hole to the inboard of mounting panel (10) and with the outside middle part rotatable coupling of clamp plate (16) from the outside spiral shell dress of mounting panel (10), ultrasonic transducer includes two sets of ultrasonic sensor (17), install respectively in the inboard of two sets of clamp plates (16) two sets of ultrasonic sensor (17) to the output of two sets of ultrasonic sensor (17) all pastes tightly with the outer wall of body (1).

2. Digital ultrasonic flow meter according to claim 1, characterised in that the adjusting screw (13) is provided with a swivel cap (18) at its outer end.

3. The digital ultrasonic flowmeter according to claim 1, wherein two sets of fastening nuts (19) are sleeved on the outer side of the adjusting screw (12), the two sets of fastening nuts (19) are both in threaded connection with the adjusting screw (12), and the two sets of fastening nuts (19) are respectively attached to two ends of the adjusting screw (13).

4. The digital ultrasonic flowmeter of claim 1, further comprising fastening screw holes provided at both ends of the mounting cross plate (5), and fastening bolts (20) for fixing the mounting cross plate (5) are provided at the fastening screw holes.

5. The digital ultrasonic flow meter according to claim 1, wherein the slide plate (7) is of arcuate configuration and the arc of the slide plate (7) matches the arc of the annular chute (6).

6. The digital ultrasonic flowmeter of claim 1, wherein the inner side of the pressure plate (16) is of a cambered surface structure, a placing groove is arranged on the inner side of the pressure plate (16), the ultrasonic sensor (17) is installed in the placing groove, and the output end of the ultrasonic sensor (17) extends out of the placing groove.