CN217211049U - Calibrating device of high-precision flowmeter - Google Patents
Calibrating device of high-precision flowmeter Download PDFInfo
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- CN217211049U CN217211049U CN202220990055.1U CN202220990055U CN217211049U CN 217211049 U CN217211049 U CN 217211049U CN 202220990055 U CN202220990055 U CN 202220990055U CN 217211049 U CN217211049 U CN 217211049U
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Abstract
The utility model provides a calibrating device of a high-precision flowmeter, which comprises a liquid storage cylinder, a supporting plate, a fixing bracket, a circulating water pump, a machine base and a liquid storage box, wherein the fixing bracket is arranged on the left side of the upper end surface of the machine base, the supporting plate is arranged on the upper side of the fixing bracket, the liquid storage cylinder is arranged on the upper side of the supporting plate, the circulating water pump is arranged on the lower side of the supporting plate, the liquid storage box is arranged on the right side of the upper end surface of the machine base, a controller is arranged on the left side of the front end surface of the liquid storage box, a liquid level meter is arranged on the right side of the controller, a liquid inlet pipe is arranged on the upper side of the liquid storage box, a flowmeter body is arranged on the left side of the liquid inlet pipe, a connecting pipeline is arranged at the joint of the flowmeter body and the liquid storage cylinder, a solenoid valve is arranged in the middle section of the connecting pipeline, a timer is arranged on the right side of the annular side of a limiting hoop ring, the design solves the problems that the prior calibrating device that the operation process is complicated and the calibration precision is not high enough, the structure of the utility model is reasonable, the flowmeter is calibrated by using the volume principle, the operation is simple and convenient, and the calibration precision is high.
Description
Technical Field
The utility model relates to a calibrating device of high-accuracy flowmeter belongs to flowmeter technical field.
Background
The flowmeter, defined by the national committee on the science and technology nomenclature as: meters that indicate the measured flow rate and/or the total amount of fluid in a selected time interval. It is simply a meter for measuring the flow of fluid in a pipe or open channel, and metering is the eye of industrial production. The flow measurement is one of the components of the measurement science and technology, and has close relation with national economy, national defense construction and scientific research. The work is well done, the flowmeter has important effects on ensuring the product quality, improving the production efficiency and promoting the development of scientific technology, and particularly has more obvious status and effect in national economy in the current times that the energy crisis and the industrial production automation degree are higher and higher.
In the prior art, the flowmeter needs to be calibrated to the metering precision after being processed, the conventional flowmeter usually adopts a measuring tool to perform mechanical calibration, the flowmeter needs to be repeatedly measured for many times, the operation is not convenient and fast, the calibration precision is not high enough, the precision of the flowmeter is influenced, and a calibrating device of the high-precision flowmeter is urgently needed to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a calibrating device of high-accuracy flowmeter to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure utilizes the volume principle to calibrate the flowmeter, and easy operation is convenient, and the calibration accuracy is high.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a calibrating device of a high-precision flowmeter comprises a liquid storage cylinder, a support plate, a fixed support, a circulating water pump, a machine base, universal movable wheels and a liquid storage tank, wherein the fixed support is installed on the left side of the upper end face of the machine base, the support plate is installed on the upper side of the fixed support, the liquid storage cylinder is installed on the upper side of the support plate, a limiting hoop is installed on the annular side face of the liquid storage cylinder, the circulating water pump is arranged on the lower side of the support plate, a backflow pipe is installed at the joint of the circulating water pump and the liquid storage cylinder, the liquid storage tank is installed on the right side of the upper end face of the machine base, the universal movable wheels are installed on the lower end face of the machine base close to four corner positions, a controller is installed on the left side of the front end face of the liquid storage tank, a liquid level meter is arranged on the right side of the controller, a quick drying assembly is arranged on the right side of the liquid storage tank, a circulating water pipe is installed at the joint of the circulating water pump and the liquid storage tank, a manual one-way valve is installed on the circulating water pipe, feed liquor pipe is installed to the liquid reserve tank upside, the flowmeter body is installed in feed liquor pipe left side, connecting tube is installed with the liquid storage cylinder junction to the flowmeter body, the solenoid valve is installed in the connecting tube middle section, the time-recorder is installed on spacing hoop annular side right side.
Further, the quick drying subassembly includes air-blower, heating cabinet, electric heating rod, blast pipe, exhaust head and rubber sealing plug, the liquid reserve tank right side is installed to the heating cabinet, the air-blower is installed to the heating cabinet downside, the blast pipe is installed with the liquid reserve tank junction to the heating cabinet, heating cabinet internally mounted has electric heating rod, the exhaust head sets up in liquid reserve tank up end left side, exhaust head up end inside of the port is equipped with the rubber sealing plug.
Furthermore, the liquid inlet pipe is matched with the connecting pipeline in specification, a sealing joint is installed at the joint of the liquid inlet pipe and the liquid storage tank, and the flowmeter body is hermetically connected with the liquid inlet pipe and the connecting pipeline through flanges.
Furthermore, circulating water pump, time-recorder, solenoid valve and flowmeter body all pass through wire and controller electric connection, just the time-recorder is parallelly connected with the solenoid valve, the controller is connected with external power source through the wire.
Furthermore, the upper end of the liquid storage cylinder is provided with a filling head, the upper end of the filling head is provided with a sealing end cover, the specification of the sealing end cover is matched with that of the filling head, and the sealing end cover is hermetically connected with the filling head through threads.
The utility model has the advantages that: the utility model discloses a calibrating device of high-accuracy flowmeter, because of the utility model discloses added liquid storage cylinder, back flow, circulating water pump, liquid reserve tank, controller, level gauge, fast drying subassembly, solenoid valve and time-recorder, this design utilizes the volume principle to calibrate the flowmeter, and easy operation is convenient, and the calibration precision is high, has solved that original calibrating device operation process is complicated loaded down with trivial details, and the not high enough problem of calibration precision has improved the utility model discloses a calibration precision.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a calibration device of a high-precision flowmeter according to the present invention;
fig. 2 is a front sectional view of a calibrating apparatus for a high-precision flowmeter according to the present invention;
fig. 3 is an enlarged schematic view of a structure at a position a in the calibration apparatus of the high-precision flowmeter according to the present invention;
in the figure: 1-liquid storage cylinder, 2-return pipe, 3-limit hoop, 4-support plate, 5-fixed support, 6-circulating water pump, 7-base, 8-universal moving wheel, 9-liquid storage tank, 10-controller, 11-liquid level meter, 12-quick drying component, 13-liquid inlet pipe, 14-flowmeter body, 15-connecting pipeline, 16-electromagnetic valve, 17-timer, 18-circulating water pipe, 19-manual one-way valve, 121-blower, 122-heating tank, 123-electric heating rod, 124-blast pipe, 125-exhaust head, 126-rubber sealing plug, 131-sealing joint.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-3, the present invention provides a technical solution: a calibrating device of a high-precision flowmeter comprises a liquid storage cylinder 1, a support plate 4, a fixed support 5, a circulating water pump 6, a machine base 7, universal movable wheels 8 and a liquid storage tank 9, wherein the fixed support 5 is installed on the left side of the upper end surface of the machine base 7, the support plate 4 is installed on the upper side of the fixed support 5, the liquid storage cylinder 1 is installed on the upper side of the support plate 4, a limiting hoop 3 is installed on the annular side surface of the liquid storage cylinder 1, the circulating water pump 6 is arranged on the lower side of the support plate 4, a return pipe 2 is installed at the joint of the circulating water pump 6 and the liquid storage cylinder 1, the liquid storage tank 9 is installed on the right side of the upper end surface of the machine base 7, the universal movable wheels 8 are installed on the lower end surface of the machine base 7 close to four corners, a controller 10 is installed on the left side of the front end surface of the liquid storage tank 9, a liquid level meter 11 is arranged on the right side of the controller 10, a quick drying assembly 12 is arranged on the right side of the liquid storage tank 9, a circulating water pipe 18 is installed at the joint of the circulating water pump 6 and the liquid storage tank 9, manual check valve 19 is installed in circulating water pipe 18 middle section, and feed liquor pipe 13 is installed to 9 upsides of liquid reserve tanks, and flowmeter body 14 is installed in feed liquor pipe 13 left side, and connecting tube 15 is installed with 1 junction of liquid reserve tank to flowmeter body 14, and solenoid valve 16 is installed in connecting tube 15 middle section, and timer 17 is installed on 3 annular side right sides of spacing hoop, and original calibrating device operation process is complicated loaded down with trivial details to this design has been solved, the not high enough problem of calibration accuracy.
Air-blower 121, heating cabinet 122, electric heating rod 123, blast pipe 124, quick drying assembly 12 has been constituteed to exhaust head 125 and rubber sealing plug 126, liquid reserve tank 9 right side is installed to heating cabinet 122, air-blower 121 is installed to heating cabinet 122 downside, heating cabinet 122 installs blast pipe 124 with the liquid reserve tank 9 junction, heating cabinet 122 internally mounted has electric heating rod 123, exhaust head 125 sets up in liquid reserve tank 9 up end left side, exhaust head 125 up end inside of the port is equipped with rubber sealing plug 126, this design can carry out quick drying to the liquid reserve tank 9 inner wall through the quick drying assembly 12 that sets up, can evaporate out the remaining water of liquid reserve tank 9 inner wall fast, the accuracy of calibration has been improved.
The circulating water pump 6, the timer 17, the electromagnetic valve 16 and the flowmeter body 14 are electrically connected with the controller 10 through leads, the timer 17 is connected with the electromagnetic valve 16 in parallel, the controller 10 is connected with an external power supply through leads, the design is convenient for the controller 10 to control the circulating water pump 6, the timer 17, the electromagnetic valve 16 and the flowmeter body 14, and meanwhile the parallel circuit enables the timer 17 and the electromagnetic valve 16 to be opened or closed simultaneously.
The filling head is arranged at the upper end of the liquid storage cylinder 1, a sealing end cover is arranged at the upper end of the filling head, the specification of the sealing end cover is matched with that of the filling head, the sealing end cover is hermetically connected with the filling head through threads, liquid can be conveniently filled into the liquid storage cylinder 1 through the arranged sealing end cover in the design, and meanwhile, the filling head can be sealed through the sealing end cover.
As an embodiment of the present invention: when the flowmeter body 14 needs to be calibrated, firstly, the circulating water pump 6, the timer 17, the electromagnetic valve 16 and the flowmeter body 14 are electrically connected with the controller 10 through leads, the timer 17 is connected with the electromagnetic valve 16 in parallel, the controller 10 is connected with an external power supply through leads, then the flowmeter body 14 is hermetically connected with the liquid inlet pipe 13 and the connecting pipeline 15 through flanges, the electromagnetic valve 16, the timer 17 and the manual one-way valve 19 are closed, water is injected into the liquid storage cylinder 1 through the filling head, then the electromagnetic valve 16 is opened, water flows through the flowmeter body 14 in the liquid storage cylinder 1 through the connecting pipeline 15 and then flows into the liquid storage tank 9 through the liquid inlet pipe 13, the timer 17 starts to time when the electromagnetic valve 16 is opened, after a period of time, the electromagnetic valve 16 is closed, the timer 17 stops timing, then the liquid level inside the liquid storage tank 9 is observed through the liquid level meter 11 to obtain the water amount inside the liquid storage tank 9, recording the time displayed on the timer 17, calculating the flow rate according to the water amount in the liquid storage tank 9 and the time of the timer 17, comparing the flow rate with the flow rate displayed on the flowmeter body 14, adjusting the display value of the flowmeter body 14, and completing the calibration operation of the flowmeter body 14.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. The utility model provides a calibrating device of high-accuracy flowmeter, includes liquid storage cylinder (1), backup pad (4), fixed bolster (5), circulating water pump (6), frame (7), universal removal wheel (8) and liquid reserve tank (9), its characterized in that: the improved automatic cleaning machine is characterized in that a fixing support (5) is installed on the left side of the upper end face of the machine base (7), a supporting plate (4) is installed on the upper side of the fixing support (5), a liquid storage cylinder (1) is installed on the upper side of the supporting plate (4), a limiting hoop (3) is installed on the annular side face of the liquid storage cylinder (1), a circulating water pump (6) is arranged on the lower side of the supporting plate (4), a return pipe (2) is installed at the joint of the circulating water pump (6) and the liquid storage cylinder (1), a liquid storage tank (9) is installed on the right side of the upper end face of the machine base (7), universal moving wheels (8) are installed on the lower end face of the machine base (7) close to four corner positions, a controller (10) is installed on the left side of the front end face of the liquid storage tank (9), a liquid level meter (11) is arranged on the right side of the controller (10), a quick drying assembly (12) is arranged on the right side of the liquid storage tank (9), and a circulating water pipe (18) is installed at the joint of the circulating water pump (6) and the liquid storage tank (9), manual check valve (19) are installed in circulating pipe (18) middle section, feed liquor pipe (13) are installed to liquid reserve tank (9) upside, flowmeter body (14) are installed in feed liquor pipe (13) left side, connecting tube (15) are installed in flowmeter body (14) and liquid reserve tank (1) junction, solenoid valve (16) are installed in connecting tube (15) middle section, time-recorder (17) are installed on spacing hoop (3) annular side right side.
2. A calibration device for a high-precision flow meter according to claim 1, wherein: quick-drying subassembly (12) include air-blower (121), heating cabinet (122), electric heating rod (123), blast pipe (124), exhaust head (125) and rubber sealing plug (126), liquid reserve tank (9) right side is installed in heating cabinet (122), air-blower (121) are installed to heating cabinet (122) downside, blast pipe (124) are installed with liquid reserve tank (9) junction in heating cabinet (122), heating cabinet (122) internally mounted has electric heating rod (123), exhaust head (125) set up in liquid reserve tank (9) up end left side, exhaust head (125) up end inside is equipped with rubber sealing plug (126).
3. A calibration device for a high-precision flow meter according to claim 1, wherein: feed liquor pipe (13) specification and connecting tube (15) specification phase-match, sealing joint (131) are installed to feed liquor pipe (13) and liquid reserve tank (9) junction, flowmeter body (14) pass through flange sealing connection with feed liquor pipe (13) and connecting tube (15).
4. A calibration device for a high precision flow meter according to claim 1, wherein: the circulating water pump (6), the timer (17), the electromagnetic valve (16) and the flowmeter body (14) are electrically connected with the controller (10) through leads, the timer (17) is connected with the electromagnetic valve (16) in parallel, and the controller (10) is connected with an external power supply through leads.
5. A calibration device for a high precision flow meter according to claim 1, wherein: the filling head is arranged at the upper end of the liquid storage cylinder (1), the sealing end cover is installed at the upper end of the filling head, the specification of the sealing end cover is matched with that of the filling head, and the sealing end cover is hermetically connected with the filling head through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220990055.1U CN217211049U (en) | 2022-04-24 | 2022-04-24 | Calibrating device of high-precision flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220990055.1U CN217211049U (en) | 2022-04-24 | 2022-04-24 | Calibrating device of high-precision flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217211049U true CN217211049U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220990055.1U Active CN217211049U (en) | 2022-04-24 | 2022-04-24 | Calibrating device of high-precision flowmeter |
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| Country | Link |
|---|---|
| CN (1) | CN217211049U (en) |
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2022
- 2022-04-24 CN CN202220990055.1U patent/CN217211049U/en active Active
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