CN220751277U

CN220751277U - But ultrasonic flowmeter of automatically regulated pipe diameter

Info

Publication number: CN220751277U
Application number: CN202322200979.4U
Authority: CN
Inventors: 陈辉; 余淦; 曹兴鹏; 游玉玲; 黄立伟
Original assignee: Tokyo Design & Installation Zhangzhou Instrument Co ltd
Current assignee: Tokyo Design & Installation Zhangzhou Instrument Co ltd
Priority date: 2023-08-16
Filing date: 2023-08-16
Publication date: 2024-04-09
Anticipated expiration: 2033-08-16

Abstract

The utility model relates to an ultrasonic flowmeter capable of automatically adjusting pipe diameter, which comprises a machine case, wherein a mounting plate is fixed on the back surface of the machine case, an adjusting mechanism is arranged on the upper surface of the mounting plate, a sealing mechanism is arranged in the machine case, an ultrasonic meter body is fixed on the upper surface of the machine case, a connecting pipe is fixed on the right side of the machine case, and the adjusting mechanism comprises a motor fixed on the upper surface of the mounting plate. This but ultrasonic flowmeter of automatically regulated pipe diameter, through the cooperation of motor, can drive the threaded rod and rotate to drive the screw thread piece and remove, through the removal of screw thread piece, can drive the backup pad and remove, thereby drive splint and remove, through the removal of splint, can fix external pipeline, thereby be convenient for link up external pipeline and quick-witted case, through the cooperation of contact sensor, can be at splint contact external pipeline back to the motor send stop signal, thereby can be according to external pipeline's size automatically regulated.

Description

But ultrasonic flowmeter of automatically regulated pipe diameter

Technical Field

The utility model relates to the technical field of ultrasonic flow meters, in particular to an ultrasonic flow meter capable of automatically adjusting the pipe diameter.

Background

The ultrasonic flowmeter is developed based on the principle that the propagation speed of ultrasonic wave in flowing medium is equal to the vector sum of the average flow speed of measured medium and the speed of sound wave in static medium, and consists of transducer and converter, and has Doppler method, speed difference method, wave beam shift method, noise method, correlation method, etc.

As disclosed in chinese patent publication No. (CN 215865353U), this ultrasonic flowmeter includes connecting pipe, both sides on connecting pipe surface are all fixedly connected with flange seat, the middle part on connecting pipe surface is through bolt fixedly connected with supporting base, the top fixedly connected with ultrasonic flowmeter body of supporting base, both sides of ultrasonic flowmeter body all are provided with the connecting wire, the top and the bottom on connecting pipe surface all are provided with coupling assembling, coupling assembling's inner chamber is provided with measuring subassembly, measuring subassembly's inner is provided with sensor subassembly, measuring subassembly's outer end is provided with transducer subassembly, this practicality has been solved and has been installed it before using, it is measured to insert the sensor in the pipeline inner chamber in order to avoid long-term flooding need dismantle it when not using, if install again, comparatively loaded down with trivial details problem, but can't be adjusted to connecting pipe's pipe diameter, when external pipeline's pipe diameter is less, unable and connecting pipe is linked together, result in the flowmeter can't accurately measure the flow of external pipeline internal liquid, the practicality is influenced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides an ultrasonic flowmeter capable of automatically adjusting the pipe diameter, which has the advantage of automatically adjusting the pipe diameter, and solves the problems that the pipe diameter of a connecting pipeline cannot be adjusted, and when the pipe diameter of an external pipeline is smaller, the external pipeline cannot be communicated with the connecting pipeline, so that the flowmeter cannot accurately measure the flow of liquid in the external pipeline, and the practicability is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the ultrasonic flowmeter comprises a machine case, wherein a mounting plate is fixed on the back surface of the machine case, an adjusting mechanism is arranged on the upper surface of the mounting plate, a sealing mechanism is arranged in the machine case, an ultrasonic meter body is fixed on the upper surface of the machine case, and a connecting pipe is fixed on the right side of the machine case;

the utility model discloses a motor, including the motor of fixing at the mounting panel upper surface, the output shaft of motor runs through and extends to the inside of mounting panel, and is fixed with the threaded rod, rotate through the bearing between the interior bottom wall of the other end of threaded rod and mounting panel and be connected, the outside threaded connection of threaded rod has the screw thread piece, the left side of screw thread piece runs through and extends to the left side of mounting panel, and is fixed with the backup pad, the lower surface fixing of backup pad has splint, the mounting groove has been seted up to the inboard of splint, the interior roof of mounting groove is fixed with touch sensor.

Further, a water inlet hole is formed in the left side of the case, a water outlet hole is formed in the right side of the case, and the inner diameter of the water outlet hole is matched with the inner diameter of the connecting pipe.

Further, the outer side of the threaded rod is provided with two threads with opposite directions, and the threads are distributed vertically symmetrically on the central axis of the threaded rod.

Further, the sliding port is formed in the left side of the mounting plate, the thread block is located in the sliding port, and the width of the sliding port is matched with the width of the thread block.

Further, sealing mechanism is including fixing the electric putter at quick-witted case upper surface, electric putter's output shaft runs through and extends to the inside of quick-witted case, and is fixed with the connecting rod, the other end of connecting rod is fixed with the connecting plate, the lower surface of connecting plate is fixed with sealed the pad.

Further, the number of the electric push rods is two, and the electric push rods are distributed vertically and symmetrically through the central axis of the case.

Further, the left side of the connecting plate and the left side inner wall of the case are located in the same plane, the width of the sealing gasket is equal to that of the connecting plate, and the sum of the widths of the two sealing gaskets is larger than the inner diameter of the water inlet hole.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this but ultrasonic flowmeter of automatically regulated pipe diameter, through the cooperation of motor, can drive the threaded rod and rotate to drive the screw thread piece and remove, through the removal of screw thread piece, can drive the backup pad and remove, thereby drive splint and remove, through the removal of splint, can fix external pipeline, thereby be convenient for link up external pipeline and quick-witted case, through the cooperation of contact sensor, can be at splint contact external pipeline back to the motor send stop signal, thereby can be according to external pipeline's size automatically regulated.

2. This but ultrasonic flowmeter of automatically regulated pipe diameter through electric putter's cooperation, can drive the connecting rod and remove to drive the connecting plate and remove, through the removal of connecting plate, can drive sealed pad and remove, thereby seal the periphery of external pipeline, avoid taking place to leak when measuring the inside liquid flow of quick-witted case.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of an adjustment mechanism according to the present utility model;

FIG. 3 is a schematic view of a sealing mechanism according to the present utility model.

In the figure: 1 machine case, 2 mounting plates, 3 adjustment mechanism, 301 motor, 302 threaded rod, 303 threaded block, 304 backup pad, 305 splint, 306 mounting groove, 307 contact sensor, 4 sealing mechanism, 401 electric putter, 402 connecting rod, 403 connecting plate, 404 sealing pad, 5 ultrasonic flowmeter body, 6 connecting pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, an ultrasonic flowmeter capable of automatically adjusting pipe diameters in the present embodiment includes a chassis 1, a mounting plate 2 is fixed on the back of the chassis 1, an adjusting mechanism 3 is disposed on the upper surface of the mounting plate 2, automatic adjustment is performed according to pipe diameters of external pipes, a sealing mechanism 4 is disposed in the chassis 1, tightness of connection between the pipes is improved, an ultrasonic meter body 5 is fixed on the upper surface of the chassis 1, liquid flow flowing through the chassis 1 is measured, and a connecting pipe 6 is fixed on the right side of the chassis 1.

Wherein, the left side of machine case 1 has seted up the inlet opening, and the right side of machine case 1 has seted up the apopore, and the internal diameter of apopore and the internal diameter looks adaptation of connecting pipe 6 to the convenience is led out liquid from machine case 1.

Referring to fig. 2, in order to automatically adjust the pipe diameter of the external connection pipe, the adjusting mechanism 3 in this embodiment includes a motor 301 fixed on the upper surface of the mounting plate 2, an output shaft of the motor 301 penetrates and extends into the mounting plate 2, and is fixed with a threaded rod 302, the output shaft of the motor 301 drives the threaded rod 302 to rotate, the other end of the threaded rod 302 is rotatably connected with an inner bottom wall of the mounting plate 2 through a bearing, the outer side of the threaded rod 302 is in threaded connection with a threaded block 303, the threaded rod 302 drives the threaded blocks 303 to move, the number of the threaded blocks 303 is two, the threaded blocks are distributed symmetrically up and down along a central axis of the threaded rod 302, the left side of the threaded block 303 penetrates and extends to the left side of the mounting plate 2, and is fixed with a supporting plate 304, the threaded blocks 303 drive the supporting plate 304 to move, a clamping plate 305 is fixed on the lower surface of the supporting plate 304, the clamping plate 305 clamps and is fixed on the external connection pipe, a mounting groove 306 is formed on the inner side of the clamping plate 305, a contact sensor 307 is fixed on the inner top wall of the mounting groove 306, after the contact sensor 307 senses that the clamping plate 305 contacts the external connection pipe, the clamping plate 301 senses that a signal is sent to the motor 301, and the rotation of the motor 301 is stopped.

In this example, the outside of threaded rod 302 distributes and has two opposite directions's screw thread, and with the axis upper and lower symmetry distribution of threaded rod 302 for the direction that two screw thread pieces 303 moved is opposite, and the smooth mouth has been seted up in the left side of mounting panel 2, and screw thread piece 303 is located the inside of smooth mouth, and the width of smooth mouth and the width looks adaptation of screw thread piece 303, and the smooth mouth carries out spacingly to screw thread piece 303, prevents that the angle of screw thread piece 303 from taking place the skew.

Referring to fig. 3, in order to improve the tightness of the connection between the pipes, the sealing mechanism 4 in this embodiment includes an electric push rod 401 fixed on the upper surface of the chassis 1, an output shaft of the electric push rod 401 penetrates through and extends to the interior of the chassis 1, and is fixed with a connecting rod 402, the output shaft of the electric push rod 401 drives the connecting rod 402 to move, the other end of the connecting rod 402 is fixed with a connecting plate 403, the connecting rod 402 drives the connecting plate 403 to move, a sealing pad 404 is fixed on the lower surface of the connecting plate 403, the connecting plate 403 drives the sealing pad 404 to move, and the sealing pad 404 wraps the periphery of the external pipe, so as to prevent the liquid in the external pipe from leaking out from the water inlet hole when flowing out.

In this example, the number of the electric push rods 401 is two, and the electric push rods are symmetrically distributed up and down along the central axis of the case 1, so that the tightness of the connection part is improved, the left side of the connecting plate 403 and the left inner wall of the case 1 are located in the same plane, the width of the sealing pad 404 is equal to that of the connecting plate 403, the sum of the widths of the two sealing pads 404 is larger than the inner diameter of the water inlet hole, and the liquid is prevented from overflowing from the left side of the connecting plate 403.

The working principle of the embodiment is as follows:

(1) Inserting the external pipeline into the water inlet hole, then opening the motor 301, driving the threaded rod 302 to rotate by the output shaft of the motor 301, driving the threaded block 303 to move by the threaded rod 302, driving the supporting plate 304 to move by the threaded block 303, driving the clamping plate 305 to move by the supporting plate 304, clamping and fixing the external pipeline by the clamping plate 305, preventing the external pipeline from falling off, sensing the contact between the clamping plate 305 and the external pipeline by the contact sensor 307 in the clamping process of the clamping plate 305, transmitting a signal to the motor 301 by the contact sensor 307, and stopping rotating by the motor 301.

(2) The contact sensor 307 sends signals to the motor 301, meanwhile, the signals are sent to the electric push rod 401, an output shaft of the electric push rod 401 drives the connecting rod 402 to move, the connecting rod 402 drives the connecting rod 403 to move, the connecting rod 403 drives the sealing pad 404 to move, the sealing pad 404 wraps the periphery of an external pipeline, so that when liquid in the external pipeline flows out, the liquid is prevented from leaking out from a water inlet hole, after the liquid enters the chassis 1, the ultrasonic flowmeter body 5 detects the flow of the liquid, and then the liquid flows out through the connecting pipe 6.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An ultrasonic flowmeter capable of automatically adjusting pipe diameter comprises a machine case (1), and is characterized in that: the ultrasonic testing machine is characterized in that a mounting plate (2) is fixed on the back of the machine case (1), an adjusting mechanism (3) is arranged on the upper surface of the mounting plate (2), a sealing mechanism (4) is arranged in the machine case (1), an ultrasonic meter body (5) is fixed on the upper surface of the machine case (1), and a connecting pipe (6) is fixed on the right side of the machine case (1);

adjustment mechanism (3) are including fixing motor (301) at mounting panel (2) upper surface, the output shaft of motor (301) runs through and extends to the inside of mounting panel (2), and is fixed with threaded rod (302), rotate through the bearing between the interior bottom wall of the other end of threaded rod (302) and mounting panel (2) and be connected, the outside threaded connection of threaded rod (302) has screw thread piece (303), the left side of screw thread piece (303) runs through and extends to the left side of mounting panel (2), and is fixed with backup pad (304), the lower surface of backup pad (304) is fixed with splint (305), mounting groove (306) have been seted up to the inboard of splint (305), the interior roof of mounting groove (306) is fixed with touch sensor (307).

2. An automatically adjustable pipe diameter ultrasonic flow meter as claimed in claim 1 wherein: the left side of machine case (1) has seted up the inlet opening, the right side of machine case (1) has seted up the apopore, the internal diameter in apopore and connecting pipe (6) internal diameter looks adaptation.

3. An automatically adjustable pipe diameter ultrasonic flow meter as claimed in claim 1 wherein: two threads with opposite directions are distributed on the outer side of the threaded rod (302), and the threads are distributed vertically symmetrically on the central axis of the threaded rod (302).

4. An automatically adjustable pipe diameter ultrasonic flow meter as claimed in claim 1 wherein: the left side of mounting panel (2) has seted up the smooth mouth, screw thread piece (303) are located the inside of smooth mouth, and the width of smooth mouth and the width looks adaptation of screw thread piece (303).

5. An automatically adjustable pipe diameter ultrasonic flow meter as claimed in claim 1 wherein: the sealing mechanism (4) comprises an electric push rod (401) fixed on the upper surface of the chassis (1), an output shaft of the electric push rod (401) penetrates through and extends to the inside of the chassis (1), a connecting rod (402) is fixed, a connecting plate (403) is fixed at the other end of the connecting rod (402), and a sealing gasket (404) is fixed on the lower surface of the connecting plate (403).

6. An automatically adjustable pipe diameter ultrasonic flow meter as in claim 5 wherein: the number of the electric push rods (401) is two, and the electric push rods are distributed symmetrically up and down by the central axis of the case (1).

7. An automatically adjustable pipe diameter ultrasonic flow meter as in claim 6 wherein: the left side of the connecting plate (403) and the left side inner wall of the case (1) are located in the same plane, the width of the sealing gasket (404) is equal to the width of the connecting plate (403), and the sum of the widths of the two sealing gaskets (404) is larger than the inner diameter of the water inlet hole.