Novel ultrasonic flowmeter
Technical Field
The invention relates to the technical field of ultrasonic flowmeter innovation, in particular to a novel ultrasonic flowmeter.
Background
With the rapid development of social economy, the ultrasonic flowmeter is a device for measuring the liquid flow in a pipe by utilizing the principle of a speed difference method, and mainly comprises an ultrasonic generator, an ultrasonic receiver, an electronic circuit, a flow display system and an accumulation system, wherein the ultrasonic generator is mainly used for generating ultrasonic waves and transmitting the ultrasonic waves into fluid; the ultrasonic receiver is mainly used for receiving ultrasonic waves after the ultrasonic waves pass through the fluid; after being received, the ultrasonic waves are amplified, converted and the like by an electronic circuit, and then the flow is transmitted to a display screen in the form of an electric signal, and the result is displayed; the accumulation system completes the accumulation calculation of the flow, and the ultrasonic flowmeter is widely applied to the fields of petroleum, chemical engineering, metallurgy, electric power, water supply and drainage and the like.
However, the existing ultrasonic flowmeter has insufficient detection range when water flows too fast, and cannot be conveniently and quickly applied to different pipes to be detected; therefore, the existing requirements are not met, and a novel ultrasonic flowmeter is provided for the requirements.
Disclosure of Invention
The invention aims to provide a novel ultrasonic flowmeter, which aims to solve the problems that the existing ultrasonic flowmeter in the background art is insufficient in detection range and cannot be conveniently and quickly applied to different pipes to be detected when water flows too fast.
In order to achieve the purpose, the invention provides the following technical scheme: a novel ultrasonic flowmeter comprises a data identification piece, wherein an ultrasonic generator is installed on one side of the data identification piece, an ultrasonic emission point is installed at the lower end of the ultrasonic generator, an ultrasonic generator fixing rod is installed on one side of the ultrasonic generator, an upper telescopic fixing block is installed on one side of the ultrasonic generator fixing rod, a height-adjustable shell is installed at the lower end of the upper telescopic fixing block, a height-adjusting rod is installed on the inner side of the height-adjustable shell, a screw is installed on one side of the height-adjustable shell, a height-adjusting hole is formed in one side of the screw, a lower pressing movable shell is installed at the lower end of the height-adjustable shell, a spring is installed on the inner side of the lower pressing movable shell, a connecting rod is installed at the lower end of the lower pressing movable shell, a lower telescopic fixing block is installed at the lower, the utility model discloses a probe card, including detection piece dead lever, gauge outfit cavity, reading table, ultrasonic receiver, receiver auxiliary body, ultrasonic receiver's upper end is installed to the inboard of detecting the piece dead lever, the gauge outfit cavity is installed to one side of detecting the piece dead lever, the reading table is installed to the inboard of gauge outfit cavity, ultrasonic receiver's upper end is installed ultrasonic receiver, the ultrasonic receiver's upper end is installed the ultrasonic wave receiving point.
Preferably, one side of the data identification piece is completely attached to one side of the ultrasonic generator, and the ultrasonic generator is connected with the data identification piece through a bolt.
Preferably, the inner side of the height-adjustable shell is completely attached to the outer side of the height-adjusting rod, and the height-adjustable shell and the height-adjusting rod are connected with the height-adjusting hole in a matched mode through screws.
Preferably, a T-shaped groove is formed in the inner side of the ultrasonic receiver, and the size of the receiver sub-body is completely equal to that of the T-shaped groove in the inner side of the ultrasonic receiver.
Preferably, the lower end of the connecting rod is completely attached to the upper end of the lower telescopic fixing block, and the connecting rod is connected with the lower telescopic fixing block through welding.
Preferably, the upper end of the height adjusting rod penetrates into the interior of the height-adjustable shell, the height adjusting rod is connected with the height-adjustable shell through a bolt, the lower end of the height adjusting rod penetrates into the interior of the downward-pressing movable shell, and the height adjusting rod is connected with the downward-pressing movable shell through a spring.
Compared with the prior art, the invention has the beneficial effects that:
1. the ultrasonic wave transmitting point is arranged at the lower end of the ultrasonic generator, the ultrasonic wave manufactured by the ultrasonic generator can be transmitted into the measured water pipe through the ultrasonic wave transmitting point, the ultrasonic wave moves along with water flow, the ultrasonic wave transmitting point transmits a beam of acoustic wave along the axis vertical to the pipeline, the acoustic wave beam deflects a distance downstream under the action of fluid flow, the deflection distance is in direct proportion to the flow speed and is received by the ultrasonic receiving point, when the water flow is too fast, the deflection angle of the acoustic wave beam is larger, the secondary body of the receiver extends to two sides, so that the receiving range is enlarged, and the measured structure is displayed by the meter head cavity through the data processing center in the detection block, so that the device can effectively and quickly increase the measuring range;
2. the invention installs an ultrasonic generator fixing rod at one side of an ultrasonic generator, installs an upper telescopic fixed block at one side of the ultrasonic generator fixing rod, the ultrasonic generator fixing rod and the upper telescopic fixed block can fix the position of the ultrasonic generator, the lower end of the upper telescopic fixed block is installed with a height adjustable shell which can be adjusted along with the height, the height adjustable shell is installed with a height adjusting rod inside, the height adjusting rod can make the height of the device higher through the matching of a screw and a height adjusting hole, the measurable diameter is larger, the outer side of the height adjusting rod is provided with a spring, the outer side of the spring is installed with a lower pressing movable shell, the device can be fixed when the device presses down to a measured water pipe, the device presses down to adjust according to the diameter of the measured water pipe, the lower end of the lower pressing movable shell is installed with a connecting rod which can make the lower pressing movable, the device can be conveniently and quickly applied to the tested pipes with different specifications.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a side view of the present invention in its entirety;
fig. 3 is a partial structural view of the height adjustment of the present invention.
In the figure: 1. a data identification sheet; 2. an ultrasonic generator; 3. an ultrasonic wave emitting point; 4. an ultrasonic generator fixing rod; 5. an upper telescopic fixed block; 6. a height adjustable housing; 7. a height adjustment lever; 8. a screw; 9. pressing down the movable shell; 10. a spring; 11. a connecting rod; 12. a lower telescopic fixed block; 13. a detection block fixing rod; 14. a detection block; 15. a gauge head chamber; 16. a reading meter; 17. an ultrasonic receiver; 18. a receiver sub-body; 19. an ultrasonic receiving point; 20. a height adjustment aperture.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The ultrasonic generator referred to in the present invention (model KMD-M2) is commercially available or is available from a private order.
Referring to fig. 1 to 3, an embodiment of the present invention includes: a novel ultrasonic flowmeter comprises a data identification piece 1, an ultrasonic generator 2 is arranged on one side of the data identification piece 1, an ultrasonic emission point 3 is arranged at the lower end of the ultrasonic generator 2, an ultrasonic generator fixing rod 4 is arranged on one side of the ultrasonic generator 2, an upper telescopic fixing block 5 is arranged on one side of the ultrasonic generator fixing rod 4, a height-adjustable shell 6 is arranged at the lower end of the upper telescopic fixing block 5, a height-adjusting rod 7 is arranged on the inner side of the height-adjustable shell 6, the height-adjusting rod 7 can enable the device to be tightened when being pressed downwards and can adjust the height of the device, so that the device can be suitable for various water pipes to be measured, a screw 8 is arranged on one side of the height-adjustable shell 6, a height-adjusting hole 20 is arranged on one side of the screw 8, a pressing movable shell 9 is arranged at the lower, the lower end of a downwards-pressing movable shell 9 is provided with a connecting rod 11, the lower end of the connecting rod 11 is provided with a lower telescopic fixed block 12, one side of the lower telescopic fixed block 12 is provided with a detection block fixing rod 13, one side of the detection block fixing rod 13 is provided with a detection block 14, one side of the detection block 14 is provided with a meter head cavity 15, the inner side of the meter head cavity 15 is provided with a reading meter 16, the upper end of the detection block 14 is provided with an ultrasonic receiver 17, the inner side of the ultrasonic receiver 17 is provided with a receiver auxiliary body 18, the receiver auxiliary body 18 can extend to two sides for a certain distance, so that the measuring range is enlarged, and the upper end of the ultrasonic receiver 17.
Preferably, one side of the data identification piece 1 is completely attached to one side of the ultrasonic generator 2, the ultrasonic generator 2 is connected with the data identification piece 1 through a bolt, and the data identification piece 1 can print information such as the model and the date of delivery of the device, so that the information of the device can be briefly explained for a purchaser.
Preferably, the inner side of the height-adjustable shell 6 is completely attached to the outer side of the height-adjusting rod 7, the height-adjustable shell 6 and the height-adjusting rod 7 are connected with the height-adjusting hole in a matched mode through the screw 8, the height-adjustable shell 6 can protect the height-adjusting rod 7 from being corroded, meanwhile, the assembly of the screw 8 and the height-adjusting hole 20 is facilitated, and the height can be adjusted along with the height.
Preferably, a T-shaped groove is formed on the inner side of the ultrasonic receiver 17, the size of the receiver sub-body 18 is completely equal to that of the T-shaped groove on the inner side of the ultrasonic receiver 17, and the receiver sub-body 18 can extend to both sides for a certain distance, so that the measurement range is enlarged.
Preferably, the lower extreme of connecting rod 11 is laminated completely with the upper end of lower flexible fixed block 12, and connecting rod 11 passes through welded connection with lower flexible fixed block 12, and welded connection's joint strength is high, facilitates the use.
Preferably, the upper end of the height adjusting rod 7 penetrates into the interior of the height-adjustable shell 6, the height adjusting rod 7 is connected with the height-adjustable shell 6 through a screw 8, the lower end of the height adjusting rod 7 penetrates into the interior of the downward-pressing movable shell 9, the height adjusting rod 7 is connected with the downward-pressing movable shell 9 through a spring 10, the height adjusting rod 7 can enable the device to be tightened up when the device is pressed downward, the height of the device can be adjusted, and the device can adapt to various measured water pipes.
The working principle is as follows: when the device is used, the ultrasonic wave emitting point 3 is arranged at the lower end of the ultrasonic wave generator 2, the ultrasonic wave manufactured by the ultrasonic wave generator 2 can be emitted into a water pipe to be measured through the ultrasonic wave emitting point 3, the ultrasonic wave moves along with water flow, the ultrasonic wave emitting point 3 sends a beam of sound wave along the axis perpendicular to the pipeline, due to the action of fluid flow, the sound wave beam deflects downstream for a distance which is in direct proportion to the flow speed and is received by the ultrasonic wave receiving point 19, when the water flow is too fast, the deflection angle of the sound wave beam is large, the receiver auxiliary body 18 extends towards two sides, the receiving range is enlarged, the measured structure is displayed by the meter head cavity 15 through the data processing center in the detection block 14, and the device can effectively and quickly increase the measuring range; an ultrasonic generator fixing rod 4 is arranged on one side of an ultrasonic generator 2, an upper telescopic fixing block 5 is arranged on one side of the ultrasonic generator fixing rod 4, the ultrasonic generator fixing rod 4 and the upper telescopic fixing block 5 can fix the position of the ultrasonic generator 2, an adjustable-height shell 6 is arranged at the lower end of the upper telescopic fixing block 5, the adjustable-height shell 6 can be adjusted along with the height, a height adjusting rod 7 is arranged in the adjustable-height shell 6, the height of the device can be increased by the height adjusting rod 7 through the matching of a screw 8 and a height adjusting hole 20, the measurable diameter is increased, a spring 10 is arranged on the outer side of the height adjusting rod 7, a pressing movable shell 9 is arranged on the outer side of the spring 10, the device can be fixed when the device is pressed to a measured water pipe, the device is pressed and adjusted according to the diameter of the measured water pipe, a, the connecting rod 11 can make the lower pressure activity shell 9 be connected with lower flexible fixed block 12 for the device is convenient, swift be applied to on the measured pipe of different specifications.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.