CN113884148A - Novel water resource flowmeter - Google Patents
Novel water resource flowmeter Download PDFInfo
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- CN113884148A CN113884148A CN202111088314.8A CN202111088314A CN113884148A CN 113884148 A CN113884148 A CN 113884148A CN 202111088314 A CN202111088314 A CN 202111088314A CN 113884148 A CN113884148 A CN 113884148A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 125
- 230000000694 effects Effects 0.000 claims abstract description 14
- 239000007822 coupling agent Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 8
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 11
- 238000005520 cutting process Methods 0.000 description 8
- 239000012530 fluid Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 230000001808 coupling effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
- G01F1/662—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/14—Casings, e.g. of special material
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/18—Supports or connecting means for meters
- G01F15/185—Connecting means, e.g. bypass conduits
Abstract
The invention provides a novel water resource flowmeter, which belongs to the technical field of flowmeters and comprises a flow pipe to be measured, wherein the flow pipe to be measured is provided with a front clamping mechanism, a rear clamping mechanism, two groups of upper clamping mechanisms and two groups of lower clamping mechanisms; front and back fixture includes front splint and back splint, and whole flowmeter structure sets up rationally, thinks about ingeniously, need not stop the stream on the pipeline that awaits measuring and cut the pipe installation, only need through the centre gripping install in the pipeline outside can, this mobility measuring's characteristic also lets whole device can be applicable to the pipe network situation of flowing aassessment survey, whole device accessible fixture comes the flow pipeline of awaiting measuring of the different pipe diameters of adaptation simultaneously on, and the centre gripping effect is better, and the practicality is stronger.
Description
Technical Field
The invention belongs to the technical field of flowmeters, and particularly relates to a novel water resource flowmeter.
Background
The flowmeter is known by its english name flowmeter, which is defined by the national committee for the examination and determination of scientific and technical terms as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval. Briefly, the flowmeter is used for measuring the flow rate of fluid in a pipeline or an open channel, and is further classified into a differential pressure type flowmeter, a rotor flowmeter, a throttling type flowmeter, a slit flowmeter, a volume flowmeter, an electromagnetic flowmeter, an ultrasonic flowmeter and the like.
Above-mentioned multiple flowmeter to liquid is when the installation is used, mostly all need to wait to examine the flow tube and stop a class pipe installation, wherein outer clamp formula ultrasonic flowmeter need not to stop a class pipe installation, as long as both establish pipeline externally mounted can, but outer clamp formula ultrasonic flowmeter among the prior art is to the unable adaptation of its fixture of different pipelines, need redesign preparation and pipeline external diameter assorted clamping structure come the centre gripping and fix, this has not increased the cost of manufacture, and some adopt the constraint to bring the cooperation flowmeter to carry out the setting of centre gripping to the pipeline and increased its commonality, but the centre gripping effect is very poor, consequently, design a neotype water resource flowmeter.
Disclosure of Invention
The invention aims to provide a novel water resource flowmeter, and aims to solve the problems that most flowmeters in the prior art need to perform flow stopping and pipe cutting installation on a flow pipe to be measured, the clamping mechanisms of the existing external clamping type ultrasonic flowmeters cannot be adapted to different pipelines, clamping structures matched with the outer diameters of the pipelines need to be redesigned to clamp and fix the pipelines, the manufacturing cost is not increased, the universality is increased due to the fact that the constraint belt is adopted to cooperate with the flowmeters to clamp the pipelines, the clamping effect is poor, and the like.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel water resource flowmeter comprises a flow pipe to be measured, wherein a front clamping mechanism, a rear clamping mechanism, two groups of upper and lower clamping mechanisms are arranged on the flow pipe to be measured, the front clamping mechanism and the rear clamping mechanism are connected with the two groups of upper and lower clamping mechanisms through connecting mechanisms, an ultrasonic flowmeter body is arranged on the front clamping mechanism and the rear clamping mechanism, and protection mechanisms are sleeved on the surfaces of the front clamping mechanism, the rear clamping mechanism, the upper and lower clamping mechanisms and the ultrasonic flowmeter body;
the front clamping mechanism and the rear clamping mechanism comprise a front clamping plate and a rear clamping plate which are symmetrically arranged with each other, radians are arranged at the ends, close to the circumferential surface of the flow tube to be measured, of the front clamping plate and the rear clamping plate, the front clamping plate and the rear clamping plate are respectively attached to the front part and the rear part of the circumferential surface of the flow tube to be measured, first threaded holes are formed in the four corners of the front clamping plate and the rear clamping plate, the front clamping plate and the rear clamping plate are connected through four bolts, and the four bolts are respectively in threaded connection with the first threaded holes in the four corners of the front clamping plate and the rear clamping plate;
the two groups of upper and lower clamping mechanisms are respectively arranged on the left side and the right side of the front and rear clamping mechanisms, and are symmetrically arranged with each other, each group of the upper and lower clamping mechanisms comprises two longitudinal clamping plates, two clamping grooves are formed in the two longitudinal clamping plates, the two longitudinal clamping plates are connected through two bolts, the two longitudinal clamping plates are respectively attached to the upper part and the lower part of the circumferential surface of the flow tube to be measured, the two longitudinal clamping plates are provided with radians near one ends, and the two groups of the upper and lower clamping mechanisms are connected with the front and rear clamping mechanisms through connecting mechanisms;
each group of connecting mechanism comprises four slots, the four slots are respectively arranged on the upper side wall and the lower side wall of the two front clamping plates and the lower side wall of the rear clamping plate, clamping grooves are respectively arranged on two first threaded holes in the upper clamping mechanism and the lower clamping mechanism in each group, and the two first threaded holes are respectively inserted into the two slots on the upper side and the lower side of the front clamping plate and the two slots on the lower side of the rear clamping plate through the two clamping grooves.
Preferably, the protection machanism includes first semicircle casing and second semicircle casing, first semicircle casing and second semicircle casing cover are located on the flow tube that awaits measuring, the last junction of first semicircle casing and second semicircle casing is through hinge activity hinge joint, the bottom contact surface of first semicircle casing and second semicircle casing all is provided with the magnetism and inhales the layer.
Preferably, a through groove is formed in the front clamping plate, the ultrasonic flowmeter body is fixed on the inner wall of the through groove, and a power supply hole and a digital display screen are arranged on the ultrasonic flowmeter body.
Preferably, the front part of the circumferential surface of the second semicircular shell is provided with an observation window, and the observation window is matched with the ultrasonic flowmeter body.
Preferably, it is a plurality of all threaded connection has three nut on the bolt, and a plurality of nuts contact with the lateral wall of preceding splint, back splint and a plurality of vertical splint respectively.
Preferably, the sponge buffer layers are arranged at the end, close to the front clamping plate and the rear clamping plate, of the front clamping plate and the end, close to the two longitudinal clamping plates, of the rear clamping plate.
Preferably, the contact surfaces of the front clamping plate, the rear clamping plate, the plurality of longitudinal clamping plates and the flow tube to be measured are all provided with anti-skid grains.
Preferably, a plurality of the bolts are all elongated hexagon bolts.
Preferably, the length of each longitudinal splint is half of the length of the front splint and the rear splint.
Preferably, a double-layer coupling agent is arranged between the ultrasonic flowmeter body and the flow tube to be measured.
Compared with the prior art, the invention has the beneficial effects that:
1. in the scheme, the whole flowmeter is reasonable in structure setting and ingenious in conception, water resources to be measured comprise drinking water, river water, seawater, underground water cooling water, high-temperature water and the like, the measuring mode is non-contact measurement, the flow stopping pipe cutting is not needed to be mounted on a pipeline to be measured, the flow stopping pipe cutting is only needed to be mounted outside the pipeline through clamping, the mobility measuring characteristic enables the whole device to be suitable for evaluating and measuring the flow condition of a pipe network, meanwhile, the whole device can be matched with flow pipes to be measured with different pipe diameters through a clamping mechanism, the clamping effect is good, the practicability is high, the problem that most flowmeters in the prior art need to be subjected to flow stopping pipe cutting mounting on the flow pipes to be measured is effectively solved, the clamping mechanism of the existing external clamping type ultrasonic flowmeter cannot be matched with different pipelines, a clamping structure matched with the outer diameter of the pipelines needs to be redesigned to be used for clamping and fixing, the invention has no increase of manufacturing cost, and some arrangement for clamping a pipeline by matching with a flowmeter due to constraint increases the universality, but has very poor clamping effect and the like, when in use, a front clamping mechanism and a rear clamping mechanism in the device are firstly clamped on the front side and the rear side of the flow pipe to be measured, when in operation, the front clamping plate and the rear clamping plate are attached on the front side wall and the rear side wall of the circumferential surface of the flow pipe to be measured, then four bolts are used for thread fixation, the pipe wall thickness and the pipe inner diameter of the flow pipe to be measured can be measured in advance when the thread fixation is carried out, then a caliper is used for measuring the distance between the front clamping plate and the rear clamping plate in real time when the bolts are screwed, so that the distance is consistent with the sum of the pipe diameter and the pipe wall thickness of the flow pipe to be measured, the over-tight clamping causes deformation to the flow pipe to be measured, after the front clamping mechanism and the rear clamping mechanism are fixed, two groups of upper clamping mechanism and lower clamping mechanism are connected on the front clamping mechanism and the rear clamping mechanism through a connecting mechanism, the device is limited on the upper position and the lower position of the flow tube to be measured, when in operation, each group of upper and lower clamping mechanisms respectively insert the clamping grooves on the longitudinal clamping plates into the two slots on the front clamping plate and the rear clamping plate, the longitudinal clamping plates are attached to the upper surface of the flow tube to be measured, then two bolts are respectively in threaded connection with four second threaded holes on the two longitudinal clamping plates for threaded passing, installation is completed, the front clamping plate, the rear clamping plate and the plurality of longitudinal clamping plates are all provided with radians, so that the surface contact area of the clamping mechanisms and the flow tube to be measured can be increased, the clamping effect of the clamping mechanisms is further improved, the ultrasonic flowmeter body on the front clamping plate is also in contact with the flow tube to be measured, and the flow rate of fluid in the flow tube to be measured is measured;
2. in the scheme, the first semicircular shell and the second semicircular shell can be sleeved on a plurality of groups of clamping mechanisms by the arrangement of the protection mechanism, the position of the device and the flow tube to be measured is prevented from being deviated due to error contact, the measurement result is influenced, meanwhile, the protection of parts in the device can be improved, the first semicircular shell and the second semicircular shell are movably hinged through the hinge shaft, the bottom is adsorbed through two magnetic absorption layers, the disassembly and the assembly are convenient and very convenient, the flow sensor in the ultrasonic flowmeter body can be directly contacted with the inner wall of the flow tube to be measured by connecting the ultrasonic flowmeter body in the through groove on the front clamping plate, the measurement precision is improved, the power hole on the ultrasonic flowmeter body is used for being connected with an external power supply, the digital display screen can be used for displaying the measurement data, and the arrangement of the observation window can be used for observing the measurement result of the whole ultrasonic flowmeter body, the bolts are all connected with a plurality of nuts in threaded connection with the side walls of the front clamping plate, the rear clamping plate and the longitudinal clamping plates, the connection stability of the bolts with the upper clamping mechanism, the lower clamping mechanism and the front clamping mechanism and the rear clamping mechanism can be improved, the sponge buffer layers are arranged at the ends, close to the front clamping plate and the rear clamping plate, of the front clamping plate and the rear clamping plate and at the ends, close to the two longitudinal clamping plates, of the two longitudinal clamping plates, the clamping mechanisms can be prevented from being excessively mounted and fastened, the deformation of a flow tube to be measured can be avoided, the bolts can be adapted to the whole device by adopting elongated hexagon bolts, the connection length of the bolts can be increased and decreased according to different pipelines, the length of the longitudinal clamping plates is half of the length of the front clamping plate and the rear clamping plates, the whole device can be clamped by the front clamping point and the rear clamping point, the upper clamping point and the lower clamping point, the whole device can be fixed, and the coupling effect of the ultrasonic flowmeter body and the flow tube to be measured can be effectively improved by arranging the double-layer coupling agent between the ultrasonic flowmeter body and the flow tube to be measured, air or solid particles are prevented from being arranged between the ultrasonic flowmeter body and the flow tube to be measured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention shown in FIG. 1;
FIG. 3 is a second perspective view of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the internal structure of the present invention;
FIG. 5 is a second perspective view of the present invention from FIG. 4;
in the figure: 1. a flow tube to be tested; 2. a front splint; 3. a rear splint; 4. a slot; 5. a first threaded hole; 6. penetrating a groove; 7. an ultrasonic flow meter body; 8. a power supply hole; 9. a digital display screen; 10. a protection mechanism; 11. a first semicircular shell; 12. a hinge shaft; 13. a second semi-circular housing; 14. an observation window; 15. a longitudinal splint; 16. a card slot; 17. a second threaded hole; 18. a bolt; 19. and a nut.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: a novel water resource flowmeter comprises a flow pipe 1 to be measured, wherein a front clamping mechanism, a rear clamping mechanism, two groups of upper and lower clamping mechanisms are arranged on the flow pipe 1 to be measured, the front clamping mechanism and the rear clamping mechanism are connected with the two groups of upper and lower clamping mechanisms through connecting mechanisms, an ultrasonic flowmeter body 7 is arranged on the front clamping mechanism and the rear clamping mechanism, and a protection mechanism 10 is sleeved on the surfaces of the front clamping mechanism, the rear clamping mechanism, the upper and lower clamping mechanisms and the ultrasonic flowmeter body 7;
the front clamping mechanism and the rear clamping mechanism comprise a front clamping plate 2 and a rear clamping plate 3, the front clamping plate 2 and the rear clamping plate 3 are symmetrically arranged with each other, radians are arranged at the ends, close to one end, of the front clamping plate 2 and the rear clamping plate 3, the front clamping plate 2 and the rear clamping plate 3 are respectively attached to the front part and the rear part of the circumferential surface of the flow pipe 1 to be measured, first threaded holes 5 are formed in the four corners of the front clamping plate 2 and the rear clamping plate 3, the front clamping plate 2 and the rear clamping plate 3 are connected through four bolts 18, and the four bolts 18 are respectively in threaded connection with the first threaded holes 5 in the four corners of the front clamping plate 2 and the rear clamping plate 3;
the two groups of upper and lower clamping mechanisms are respectively arranged on the left side and the right side of the front and rear clamping mechanisms, the two groups of upper and lower clamping mechanisms are symmetrically arranged with each other, each group of upper and lower clamping mechanisms comprises two longitudinal clamping plates 15, two clamping grooves 16 are respectively arranged on the two longitudinal clamping plates 15, the two longitudinal clamping plates 15 are connected with each other through two bolts 18, the two longitudinal clamping plates 15 are respectively attached to the upper part and the lower part of the circumferential surface of the flow pipe 1 to be measured, the two longitudinal clamping plates 15 are respectively provided with a radian near one end, and the two groups of upper and lower clamping mechanisms are connected with the front and rear clamping mechanisms through connecting mechanisms;
every coupling mechanism of group includes four slots 4, and four slots 4 are seted up respectively on two front plate 2 and the upper and lower lateral wall of back splint 3, have all seted up draw-in groove 16 on two first screw holes 5 in the fixture about every group, and two first screw holes 5 peg graft in two slots 4 of both sides about front plate 2 and the back splint 3 through two draw-in grooves 16 respectively.
In the embodiment of the invention, the whole flowmeter is reasonable in structure and ingenious in conception, water resources to be measured comprise drinking water, river water, sea water, underground water cooling water, high-temperature water and the like, the measuring mode is non-contact measurement, the whole device can be arranged outside a pipeline only by clamping without stopping flow and cutting the pipeline to be measured, the whole device can be suitable for evaluating and measuring the flow condition of a pipe network due to the characteristic of mobility measurement, meanwhile, the whole device can be adapted to flow pipelines to be measured with different pipe diameters by a clamping mechanism, the clamping effect is good, the practicability is strong, the problem that most flowmeters in the prior art need to be arranged for stopping flow and cutting the pipeline to be measured, the clamping mechanism of the existing external clamping type ultrasonic flowmeter cannot be adapted to different pipelines, and a clamping structure matched with the outer diameter of the pipeline needs to be redesigned for clamping and fixing, when the invention is used, firstly, front and rear clamping mechanisms in the device clamp the front and rear sides of the flow tube 1 to be measured, when in operation, the front clamping plate 2 and the rear clamping plate 3 are attached to the front and rear side walls of the circumferential surface of the flow tube 1 to be measured, then four bolts 18 are used for screw fixation, the wall thickness and the inner diameter of the tube of the flow tube 1 to be measured can be measured in advance when the screw fixation is carried out, then a caliper is used for measuring the distance between the front clamping plate 2 and the rear clamping plate 3 in real time when the bolts 18 are screwed, so that the distance is consistent with the sum of the pipe diameter and the pipe wall thickness of the flow tube 1 to be measured, the over-tightened clamping causes deformation to the flow tube 1 to be measured, and after the front and rear clamping mechanisms are fixed, then, two groups of upper and lower clamping mechanisms are connected on the front and rear clamping mechanisms through connecting mechanisms, and the flow tube 1 to be measured is limited at the upper and lower positions of the flow tube 1 to be measured, when in operation, each group of upper and lower clamping mechanisms respectively insert the clamping grooves 16 on the longitudinal clamping plates 15 into the two inserting grooves 4 on the front clamping plate 2 and the rear clamping plate 3, and enable the longitudinal clamping plates 15 to be attached to the upper surface of the flow tube 1 to be measured, then two bolts 18 are respectively in threaded connection with four second threaded holes 17 on the two longitudinal clamping plates 15 to pass through the threads, so as to complete installation, the front clamping plate 2, the rear clamping plate 3 and the plurality of longitudinal clamping plates 15 are all provided with radians, so that the surface contact area of the clamping mechanisms and the flow tube 1 to be measured can be increased, the clamping effect is further improved, the ultrasonic flowmeter body 7 on the front clamping plate 2 is also in contact with the flow tube 1 to be measured, so as to measure the flow rate of the fluid in the flow tube 1 to be measured, the ultrasonic flowmeter body 7 is a conventional one, and its internal structure, electrical connection and operation are not described in detail here.
Specifically, the protection mechanism 10 includes a first semicircular shell 11 and a second semicircular shell 13, the first semicircular shell 11 and the second semicircular shell 13 are sleeved on the flow tube 1 to be measured, the upper connection part of the first semicircular shell 11 and the second semicircular shell 13 is movably hinged through a hinge shaft 12, and the bottom contact surfaces of the first semicircular shell 11 and the second semicircular shell 13 are both provided with magnetic absorption layers.
In this embodiment: protection machanism 10 set up can with first semicircle casing 11 and second semicircle casing 13 cover establish on multiunit fixture, prevent that the mistake from touching the position that leads to device and flow tube 1 that awaits measuring to take place the skew, influence measuring result, also can improve the protection to the spare part in the device simultaneously, and first semicircle casing 11 and second semicircle casing 13 carry out the activity hinge joint through hinge 12, the bottom adsorbs through two magnetism layers, two magnetism layers are magnet layer and iron matter layer respectively, adsorb each other, therefore its dismouting is also comparatively convenient, and is very convenient.
Specifically, the front clamping plate 2 is provided with a through groove 6, the ultrasonic flowmeter body 7 is fixed on the inner wall of the through groove 6, and the ultrasonic flowmeter body 7 is provided with a power supply hole 8 and a digital display screen 9.
In this embodiment: connect ultrasonic flowmeter body 7 and can make the flow sensor in the ultrasonic flowmeter body 7 directly contact with the inner wall of the flow pipe 1 that awaits measuring in the trough 6 of wearing on the splint 2 in the front, improve measurement accuracy, power supply hole 8 on the ultrasonic flowmeter body 7 is used for being connected with external power source, and digital display screen 9 can be used to show measured data.
Specifically, the front part of the circumferential surface of the second semicircular shell 13 is provided with an observation window 14, and the observation window 14 is matched with the ultrasonic flowmeter body 7.
In this embodiment: the provision of the viewing window 14 may be used to view the measurement results of the entire ultrasonic flow meter body 7.
Specifically, a plurality of bolts 18 are all connected with three nuts 19 through threads, and the plurality of nuts 19 are respectively contacted with the side walls of the front clamping plate 2, the rear clamping plate 3 and the plurality of longitudinal clamping plates 15.
In this embodiment: a plurality of nuts 19 in contact with the side walls of the front clamping plate 2, the rear clamping plate 3 and the plurality of longitudinal clamping plates 15 are connected to the plurality of bolts 18 in a threaded manner, so that the connection stability of the bolts 18 with the upper and lower clamping mechanisms and the front and rear clamping mechanisms can be improved.
Specifically, the front splint 2 and the rear splint 3 are close to one end and the two longitudinal splints 15 are close to one end and are provided with a sponge buffer layer.
In this embodiment: the sponge buffer layers are arranged at the ends, close to one end, of the front clamping plate 2 and the rear clamping plate 3 and at the ends, close to one ends, of the two longitudinal clamping plates 15, so that the clamping mechanism can be prevented from being mounted and fastened excessively, and the flow tube 1 to be measured is deformed.
Specifically, the contact surfaces of the front clamping plate 2, the rear clamping plate 3, the plurality of longitudinal clamping plates 15 and the flow tube 1 to be measured are provided with anti-skid grains.
In this embodiment: the contact surfaces of the front clamping plate 2, the rear clamping plate 3, the plurality of longitudinal clamping plates 15 and the flow tube 1 to be measured are provided with anti-skid lines, so that the accidental situation that the device and the flow tube 1 to be measured rotate can be avoided.
Specifically, the plurality of bolts 18 are all elongated hexagon bolts.
In this embodiment: the bolts 18 are adapted to the whole device by using elongated hexagon bolts, and the connection length can be increased or decreased according to different pipelines.
Specifically, the length of each of the longitudinal splints 15 is set to be half of the length of the front splint 2 and the rear splint 3.
In this embodiment: the length of the longitudinal clamping plate 15 is set to be half of the length of the front clamping plate 2 and the length of the rear clamping plate 3, so that the whole device can be clamped by two clamping points, namely the upper clamping point and the lower clamping point, in the front and the rear clamping points, and the whole device is fixed.
Specifically, a double-layer coupling agent is arranged between the ultrasonic flowmeter body 7 and the flow tube 1 to be measured.
In this embodiment: the double-layer coupling agent is arranged between the ultrasonic flowmeter body 7 and the flow tube 1 to be measured, so that the coupling effect can be effectively improved, and air or solid particles are prevented from being arranged between the ultrasonic flowmeter body 7 and the flow tube 1 to be measured.
The working principle and the using process of the invention are as follows: when the invention is used, the front and back clamping mechanisms in the device are firstly used for clamping the front and back sides of the flow tube 1 to be measured, when in operation, the front clamping plate 2 and the back clamping plate 3 are attached to the front and back side walls on the circumferential surface of the flow tube 1 to be measured, then the four bolts 18 are used for screw thread fixing, the tube wall thickness and the inner diameter of a pipeline of the flow tube 1 to be measured can be measured in advance when the screw thread fixing is carried out, then the distance between the front clamping plate 2 and the back clamping plate 3 is measured in real time by a caliper when the bolts 18 are screwed, the distance is consistent with the tube diameter and the tube wall thickness of the flow tube 1 to be measured, the over-tight clamping causes the deformation of the flow tube 1 to be measured, after the front and back clamping mechanisms are fixed, two groups of upper and lower clamping mechanisms are connected to the front and back clamping mechanisms through connecting mechanisms, and the upper and lower clamping mechanisms of the flow tube 1 to be measured are limited on the upper and lower positions of the flow tube 1 to be measured, during operation, each group of upper and lower clamping mechanisms respectively insert the clamping grooves 16 on the longitudinal clamping plates 15 into the two slots 4 on the front clamping plate 2 and the rear clamping plate 3, the longitudinal clamping plates 15 are attached to the upper surface of the flow tube 1 to be measured, then two bolts 18 are respectively screwed in the four second threaded holes 17 on the two longitudinal clamping plates 15 for threaded passage, installation is completed, the front clamping plate 2, the rear clamping plate 3 and the plurality of longitudinal clamping plates 15 are all provided with radians which can improve the surface contact area of the clamping mechanisms and the flow tube 1 to be measured, so as to improve the clamping effect, the ultrasonic flowmeter body 7 on the front clamping plate 2 is also contacted with the flow tube 1 to be measured for measuring the flow of fluid in the flow tube 1 to be measured, the protection mechanism 10 can be arranged to sleeve the first semicircular shell 11 and the second semicircular shell 13 on a plurality of groups of clamping mechanisms, so as to prevent the position of the device and the flow tube 1 to be measured from being deviated due to mistaken contact, the measuring result is influenced, meanwhile, the protection of parts in the device can be improved, the first semicircular shell 11 and the second semicircular shell 13 are movably hinged through a hinge shaft 12, the bottom is adsorbed through two magnetic adsorption layers, the dismounting and the mounting are convenient, the ultrasonic flowmeter body 7 is connected in the through groove 6 on the front clamping plate 2, so that a flow sensor in the ultrasonic flowmeter body 7 can be directly contacted with the inner wall of the flow pipe 1 to be measured, the measuring precision is improved, a power supply hole 8 on the ultrasonic flowmeter body 7 is used for being connected with an external power supply, a digital display screen 9 can be used for displaying measuring data, an observation window 14 is arranged for observing the measuring result of the whole ultrasonic flowmeter body 7, a plurality of nuts 19 contacted with the side walls of the front clamping plate 2, the rear clamping plate 3 and a plurality of longitudinal clamping plates 15 are in threaded connection on a plurality of bolts 18, the connection stability of the bolts 18 with the upper and lower clamping mechanisms and the front and rear clamping mechanisms can be improved, sponge buffer layers are arranged at one ends of the front clamping plate 2 and the rear clamping plate 3 close to each other and at one ends of the two longitudinal clamping plates 15 close to each other to prevent the clamping mechanisms from being excessively mounted and fastened to cause deformation of the flow tube 1 to be measured, a plurality of bolts 18 are adapted to the characteristics of the whole device for different pipe diameters by adopting elongated hexagon bolts, the connection length can be increased and decreased according to different pipelines, the length of each longitudinal clamping plate 15 is half of the length of the front clamping plate 2 and the rear clamping plate 3 to enable the whole device to clamp the front and rear clamping point positions and the upper and lower four clamping point positions on the pipeline, so that the whole device is fixed, the double-layer coupling agent is arranged between the ultrasonic flowmeter body 7 and the flow tube 1 to be measured to effectively improve the coupling effect of the ultrasonic flowmeter body 7 and the flow tube 1 to be measured, and avoid air or solid particles existing between the ultrasonic flowmeter body 7 and the flow tube 1 to be measured, the whole flowmeter is reasonable in structure arrangement and ingenious in conception, water resources to be measured comprise drinking water, river water, seawater, underground water cooling water, high-temperature water and the like, the measuring mode is non-contact measurement, the whole flowmeter is not required to be mounted on a pipeline to be measured without stopping flow and cutting pipes, only the flowmeter is required to be mounted outside the pipeline by clamping, the whole flowmeter can be suitable for evaluating and measuring the flow condition of a pipe network due to the characteristic of movable measurement, meanwhile, the whole flowmeter can be adapted to flow pipelines to be measured with different pipe diameters by a clamping mechanism, the clamping effect is good, the practicability is strong, the problems that most flowmeters in the prior art need to be mounted with stopping flow and cutting pipes for the flow pipes to be measured, the clamping mechanisms of the existing external clamp type ultrasonic flowmeters can not be adapted to different pipelines, and a clamping structure matched with the outer diameters of the pipelines needs to be redesigned to be used for clamping and fixing, the manufacturing cost is not increased, and the universality is improved by the arrangement that some binding belts are adopted to be matched with the flowmeter to clamp the pipeline, but the clamping effect is very poor, and the like.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A novel water resource flowmeter, its characterized in that: the flow tube to be measured comprises a flow tube to be measured (1), wherein a front clamping mechanism, a rear clamping mechanism and two groups of upper and lower clamping mechanisms are arranged on the flow tube to be measured (1), the front clamping mechanism and the rear clamping mechanism are connected with the two groups of upper and lower clamping mechanisms through connecting mechanisms, an ultrasonic flowmeter body (7) is arranged on the front clamping mechanism and the rear clamping mechanism, and a protection mechanism (10) is sleeved on the surfaces of the front clamping mechanism, the rear clamping mechanism, the upper and lower clamping mechanisms and the ultrasonic flowmeter body (7);
the front clamping mechanism and the rear clamping mechanism comprise a front clamping plate (2) and a rear clamping plate (3), the front clamping plate (2) and the rear clamping plate (3) are symmetrically arranged, one ends, close to each other, of the front clamping plate (2) and the rear clamping plate (3) are provided with radians, the front clamping plate (2) and the rear clamping plate (3) are respectively attached to the front portion and the rear portion of the circumferential surface of the flow pipe (1) to be measured, the four corners of the front clamping plate (2) and the rear clamping plate (3) are respectively provided with a first threaded hole (5), the front clamping plate (2) and the rear clamping plate (3) are connected through four bolts (18), and the four bolts (18) are respectively in first threaded holes (5) in the four corners of the front clamping plate (2) and the rear clamping plate (3);
the two groups of upper and lower clamping mechanisms are respectively arranged on the left side and the right side of the front and rear clamping mechanisms, the two groups of upper and lower clamping mechanisms are symmetrically arranged with each other, each group of upper and lower clamping mechanisms comprises two longitudinal clamping plates (15), two clamping grooves (16) are respectively formed in the two longitudinal clamping plates (15), the two longitudinal clamping plates (15) are connected through two bolts (18), the two longitudinal clamping plates (15) are respectively attached to the upper part and the lower part of the circumferential surface of the flow tube (1) to be measured, the two longitudinal clamping plates (15) are provided with radians at the ends close to each other, and the two groups of upper and lower clamping mechanisms are connected with the front and rear clamping mechanisms through connecting mechanisms;
every group coupling mechanism includes four slots (4), four on slot (4) set up respectively on the upper and lower lateral wall of two front splint (2) and back splint (3), every group all seted up draw-in groove (16) on two first screw hole (5) in the fixture from top to bottom, and two first screw hole (5) are pegged graft in two slots (4) of both sides about front splint (2) and back splint (3) respectively through two draw-in grooves (16).
2. The new water resource flow meter of claim 1, wherein: protection machanism (10) include first semicircle casing (11) and second semicircle casing (13), first semicircle casing (11) and second semicircle casing (13) cover are located and are awaited measuring on flow tube (1), the last junction of first semicircle casing (11) and second semicircle casing (13) is through hinge (12) activity hinge joint, the bottom contact surface of first semicircle casing (11) and second semicircle casing (13) all is provided with the magnetism and inhales the layer.
3. The new water resource flow meter of claim 2, wherein: the ultrasonic flowmeter is characterized in that a through groove (6) is formed in the front clamping plate (2), the ultrasonic flowmeter body (7) is fixed on the inner wall of the through groove (6), and a power supply hole (8) and a digital display screen (9) are formed in the ultrasonic flowmeter body (7).
4. The new water resource flow meter of claim 3, wherein: an observation window (14) is formed in the front portion of the circumferential surface of the second semicircular shell (13), and the observation window (14) is matched with the ultrasonic flowmeter body (7).
5. The new water resource flow meter of claim 4, wherein: a plurality of all threaded connection has three nut (19) on bolt (18), and a plurality of nuts (19) contact with the lateral wall of preceding splint (2), back splint (3) and a plurality of vertical splint (15) respectively.
6. The new water resource flow meter of claim 5, wherein: the front clamping plate (2) and the rear clamping plate (3) are close to one end and the two longitudinal clamping plates (15) are close to one end and are provided with sponge buffer layers.
7. The new water resource flow meter of claim 6, wherein: the anti-skid lines are arranged on the contact surfaces of the front clamping plate (2), the rear clamping plate (3), the longitudinal clamping plates (15) and the flow tube (1) to be measured.
8. The new water resource flow meter of claim 7, wherein: and the bolts (18) are all elongated hexagon bolts.
9. The new water resource flow meter of claim 8, wherein: the length of the longitudinal clamping plates (15) is half of the length of the front clamping plate (2) and the rear clamping plate (3).
10. The new water resource flow meter of claim 9, wherein: and a double-layer coupling agent is arranged between the ultrasonic flowmeter body (7) and the flow tube (1) to be measured.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111088314.8A CN113884148A (en) | 2021-09-16 | 2021-09-16 | Novel water resource flowmeter |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111088314.8A CN113884148A (en) | 2021-09-16 | 2021-09-16 | Novel water resource flowmeter |
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| CN112229459A (en) * | 2020-10-04 | 2021-01-15 | 陕西诺盈自动化仪表有限公司 | Probe clamp of handheld ultrasonic flowmeter |
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