CN115371779A - Skid-mounted standard meter method flow standard device - Google Patents
Skid-mounted standard meter method flow standard device Download PDFInfo
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- CN115371779A CN115371779A CN202211173756.7A CN202211173756A CN115371779A CN 115371779 A CN115371779 A CN 115371779A CN 202211173756 A CN202211173756 A CN 202211173756A CN 115371779 A CN115371779 A CN 115371779A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
- G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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Abstract
The invention discloses a skid-mounted standard meter method flow standard device, relates to the technical field of flow metering equipment, and mainly aims to provide the skid-mounted standard meter method flow standard device capable of movably detecting flowmeters with various calibers. The main technical scheme of the invention is as follows: a skid-mounted standard meter method flow standard device comprises: the support body, by the subassembly, standard component, water supply subassembly and control assembly, through examining and calibrating standard component in the laboratory, then remove the device to the on-the-spot verification work that carries out liquid flowmeter of customer through the trailer, the censorship cost of customer has been reduced, the continuation and the continuity of production have been ensured, and, this device adopts surge tank save set space, examine the pipeline through a plurality of and realize the full coverage of bore scope and flow range, and, fix by the clamp table ware subassembly to being examined equipment, the error that manual operation caused has been reduced, the problem of the device load in pneumatic belt has also been reduced simultaneously.
Description
Technical Field
The invention relates to the technical field of flow metering equipment, in particular to a skid-mounted standard meter method flow standard device.
Background
Almost all standard flow devices are fixed in the laboratory, limited by the large size of the device. An enterprise needs to send a detected flowmeter to a laboratory of a metering technical mechanism for verification, and generally, the detection time needs 3 to 10 days at a time according to the distance between the location of the enterprise and the laboratory, the verification time and the like. The long inspection time seriously affects the normal production operation of enterprises, so the flow meters used by many enterprises are 'one-for-one-standby', and are used alternatively during inspection. However, the operation cost of the enterprise is doubled, and particularly when the high-precision flow meters are expensive and the number of the flow meters needing to be reserved is large, the burden of the enterprise is heavy on one hand, and resources are wasted on the other hand.
How to shorten the censorship time of enterprise, realize in time examination of flowmeter when guaranteeing the normal production operation of enterprise to help the enterprise to reduce the operation cost, realize the benefit maximize is one of the problem that metering technology mechanism needs the urgent solution.
Disclosure of Invention
In view of this, an embodiment of the present invention provides a skid-mounted standard meter method flow rate standard device, and mainly aims to provide a skid-mounted standard meter method flow rate standard device capable of performing movement detection on flowmeters with various calibers.
In order to achieve the purpose, the invention mainly provides the following technical scheme:
the embodiment of the invention provides a skid-mounted standard meter method flow standard device, which comprises:
the rack body comprises a support and a moving part, and the moving part is arranged at the bottom of the support;
a standard component disposed on the bracket;
the device comprises a to-be-detected assembly, a standard assembly and a control assembly, wherein the to-be-detected assembly comprises a to-be-detected pipeline, a meter clamping assembly and a to-be-detected converging pipeline, the to-be-detected pipeline and the meter clamping assembly are arranged oppositely, a first interval is formed between the to-be-detected pipeline and the meter clamping assembly and used for placing to-be-detected equipment, one end of the to-be-detected converging pipeline is connected to the meter clamping assembly, and the other end of the to-be-detected converging pipeline is connected to the standard assembly;
the water supply assembly comprises a water storage tank assembly, a water supply pump, a water supply pipe, a pressure stabilizing tank and a water drain valve, wherein two ends of the water supply pipe are respectively connected with the water storage tank assembly and the pressure stabilizing tank;
and the control assembly is respectively connected to the standard assembly, the detected assembly and the water supply assembly.
Further, the standard assembly comprises a standard pipeline, a standard meter, a first converging pipeline and a second converging pipeline, the standard pipeline is arranged between the first converging pipeline and the second converging pipeline, the standard meter is arranged on the standard pipeline, the first converging pipeline is connected to the water storage tank assembly, and the second converging pipeline is connected to the to-be-detected converging pipeline.
Further, the standard component further comprises an elastic connecting pipe and a first ball valve, the elastic connecting pipe and the first ball valve are installed on the standard pipeline, the first ball valve is arranged between the standard meter and the first converging pipeline, and the elastic connecting pipe is arranged between the standard meter and the second converging pipeline.
Further, the standard pipelines include at least three standard pipelines, and two ends of the three standard pipelines are respectively connected to the first merging pipeline and the second merging pipeline.
Furthermore, the detected assembly further comprises a supporting platform, a detected drain pipe and a detected exhaust valve, the supporting platform is arranged on the lower portion of the first interval and used for supporting the detected equipment, the detected drain pipe is connected to the detected pipeline, and the detected exhaust valve is arranged on the detected converging pipeline.
Further, press from both sides table subassembly and include pressing from both sides table part and pressing from both sides table pipeline, press from both sides table pipeline's one end connect in the pipeline is joined to be examined, the other end orientation the direction of examining the pipeline extends, press from both sides table part and install press from both sides the other end side of table pipeline.
Furthermore, the detected assembly further comprises a support frame, one end of the support frame is detachably connected to the upper part of the water storage tank assembly, and the other end of the support frame is detachably connected to the detected pipeline.
Further, the water storage tank assembly includes a water supply tank, a water return tank, and a communication pipe, the communication pipe is disposed between the water supply tank and the water return tank, the water return tank is connected to the first joining pipe, and the water supply tank is connected to the water supply pipe.
Furthermore, the water supply assembly further comprises a liquid level meter, a pressure transmitter, a temperature transmitter and a water drain pipeline, the liquid level meter is arranged on the water supply tank, one end of the water drain pipeline is connected to the water supply pipe, the other end of the water drain pipeline is connected to the water supply tank, and the pressure transmitter and the temperature transmitter are arranged on the pressure stabilizing tank.
Further, rectifiers are respectively arranged on the standard pipeline and the detected pipeline.
Compared with the prior art, the invention has the following technical effects:
in the technical scheme provided by the embodiment of the invention, the rack body is used for driving the device to move, and comprises a bracket and a moving part, wherein the moving part is arranged at the bottom of the bracket; the standard component is used for providing a standard for flow detection and is arranged on the bracket; the detected assembly is used for installing and fixing detected equipment, the detected assembly comprises a detected pipeline, a meter clamping assembly and a detected converging pipeline, the detected pipeline and the meter clamping assembly are arranged oppositely, a first interval is formed between the detected pipeline and the meter clamping assembly and used for placing the detected equipment, one end of the converging pipeline is connected to the meter clamping assembly, and the other end of the converging pipeline is connected to the standard assembly; the water supply assembly is used for providing flow, and comprises a water storage tank assembly, a water supply pump, a water supply pipe, a pressure stabilizing tank and a water drain valve, wherein two ends of the water supply pipe are respectively connected with the water storage tank assembly and the pressure stabilizing tank; the control assembly is used for controlling the operation of equipment such as a valve and the like, the control assembly is respectively connected with the standard assembly, the detected assembly and the water supply assembly, compared with the prior art, an enterprise needs to send a detected flowmeter to a laboratory of a metering technology mechanism for verification, and generally, the detection needs 3-10 days at a time according to the distance between the location of the enterprise and the laboratory, the verification time and the like. The long inspection time seriously affects the normal production operation of enterprises, so the flow meters used by many enterprises are 'one-for-one-standby', and are used alternatively during inspection. In the technical scheme, the standard component is calibrated and calibrated in a laboratory, and then the device is moved to a client site by a trailer to carry out the calibration work of the liquid flowmeter, so that the inspection cost of the client is reduced, the continuity and continuity of production are ensured, in addition, the device adopts a pressure stabilizing tank to save the device space, the full coverage of the caliber range and the flow range is realized through a plurality of inspected pipelines, in addition, the inspected equipment is fixed through a meter clamping device component, the error caused by manual operation is reduced, and the problem of device load of a pneumatic belt is also reduced.
Drawings
Fig. 1 is a schematic front view of a skid-mounted standard meter method flow standard device according to an embodiment of the present invention;
fig. 2 is a schematic top view of a skid-mounted standard meter-based flow standard device according to an embodiment of the present invention;
fig. 3 is a schematic rear view structural diagram of a skid-mounted standard meter method flow standard device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
In one aspect, as shown in fig. 1 to 3, an embodiment of the present invention provides a skid-mounted standard meter method flow standard device, including:
the rack body comprises a bracket 11 and a moving part, and the moving part is arranged at the bottom of the bracket 11;
the standard assembly is arranged on the bracket 11;
the tested assembly comprises a tested pipeline 31, a meter clamping assembly 32 and a tested merging pipeline 33, the tested pipeline 31 and the meter clamping assembly 32 are arranged oppositely, a first interval 34 is arranged between the tested pipeline 31 and the meter clamping assembly 32 and used for placing the tested equipment, one end of the tested merging pipeline 33 is connected to the meter clamping assembly 32, and the other end of the tested merging pipeline is connected to the standard assembly;
the water supply assembly comprises a water storage tank assembly, a water supply pump 42, a water supply pipe 43, a surge tank 44 and a drain valve 45, wherein two ends of the water supply pipe 43 are respectively connected with the water storage tank assembly and the surge tank 44, the water supply pump 42 is arranged on the water supply pipe 43, the pipeline 31 to be detected is connected with the surge tank 44, the drain valve 45 is arranged on the water storage tank assembly, and the standard assembly is connected with the water storage tank assembly;
and the control assembly is respectively connected to the standard assembly, the detected assembly and the water supply assembly.
In the technical scheme provided by the embodiment of the invention, the rack body is used for driving the device to move, the rack body comprises a bracket 11 and a moving part, and the moving part is arranged at the bottom of the bracket 11; the standard component is used for providing a standard for flow detection and is arranged on the bracket 11; the tested assembly is used for installing and fixing the tested equipment, the tested assembly comprises a tested pipeline 31, a meter clamping assembly 32 and a tested converging pipeline 33, the tested pipeline 31 and the meter clamping assembly 32 are arranged oppositely, a first interval 34 is arranged between the tested pipeline 31 and the meter clamping assembly 32 and used for placing the tested equipment, one end of the converging pipeline is connected to the meter clamping assembly 32, and the other end of the converging pipeline is connected to the standard assembly; the water supply assembly is used for providing flow measurement and comprises a water storage tank assembly, a water supply pump 42, a water supply pipe 43, a surge tank 44 and a drain valve 45, wherein two ends of the water supply pipe 43 are respectively connected with the water storage tank assembly and the surge tank 44, the water supply pump 42 is arranged on the water supply pipe 43, the detected pipeline 31 is connected with the surge tank 44, the drain valve 45 is arranged on the water storage tank assembly, and the standard assembly is connected with the water storage tank assembly; the control assembly is used for controlling the operation of equipment such as a valve and the like, the control assembly is respectively connected with the standard assembly, the detected assembly and the water supply assembly, compared with the prior art, an enterprise needs to send a detected flowmeter to a laboratory of a metering technology mechanism for verification, and generally, the detection needs 3-10 days at a time according to the distance between the location of the enterprise and the laboratory, the verification time and the like. The long inspection time seriously affects the normal production operation of enterprises, so the flow meters used by many enterprises are 'one-for-one-standby', and are used alternatively during inspection. However, double operation costs of enterprises are caused, especially when high-precision flowmeters are high in price and a large number of flowmeters need to be reserved, on one hand, the burden of the enterprises is heavy, and on the other hand, resources are wasted.
The rack body is used for driving the device to move, the rack body comprises a support 11 and a moving part, the moving part is arranged at the bottom of the support 11, the moving part only adopts the existing moving wheel set, and the support 11 adopts stainless steel materials and can support and connect equipment; the standard component is used for providing a standard for flow detection, the standard component is arranged on the bracket 11 and provides a standard meter and auxiliary equipment thereof, the standard meter detects the flow, and the standard meter is the existing equipment; the detected assembly is used for installing and fixing detected equipment, the detected assembly comprises a detected pipeline 31, a table clamping assembly 32 and a detected merging pipeline 33, the detected pipeline 31 and the table clamping assembly 32 are arranged oppositely, a first interval 34 is arranged between the detected pipeline 31 and the table clamping assembly 32 and used for placing the detected equipment, the detected equipment is placed at the first interval 34 after being detached from the operation equipment, the table clamping assembly 32 clamps the detected equipment, the detected equipment is clamped by the table clamping assembly 32 and the detected pipeline 31, the axes of the detected equipment, the detected pipeline 31 and the table clamping assembly 32 are coincident, the table clamping assembly adopts an electric table clamping device and electrically drives the table clamping device to move, so that the technical effect of conveniently clamping the detected equipment is achieved, the number of the detected pipelines is at least three, the three detected pipelines are connected in parallel, the diameters of the three detected pipelines are DN15, DN50 and DN100 respectively, six standby pipelines 36 are provided, the diameters of the DN 36 are DN20, the different diameters of the detected pipelines are 25, 32, 40, 65 and 80, the DN 36 is connected to one end of the detected pipeline clamping assembly, and the detected equipment is suitable for being detected; the water supply assembly is used for providing flow, and comprises a water storage tank assembly, a water supply pump 42, a water supply pipe 43, a surge tank 44 and a drain valve 45, wherein two ends of the water supply pipe 43 are respectively connected to the water storage tank assembly and the surge tank 44, the water supply pump 42 is arranged on the water supply pipe 43, the pipeline 31 to be detected is connected to the surge tank 44, the drain valve 45 is arranged on the water storage tank assembly, the standard assembly is connected to the water storage tank assembly, the water storage tank assembly is used for storing water, the water enters the surge tank 44 through the water supply pipe 43, then enters the pipeline 31 to be detected and the equipment to be detected from the surge tank 44, then enters the standard assembly from the detected converging pipeline 33, and then returns to the water storage tank assembly from the standard assembly to form water circulation; the control assembly is used for controlling the operation of equipment such as a valve and the like, the control assembly is respectively connected to the standard assembly, the detected assembly and the water supply assembly, the control assembly is used for controlling the valve on a water circulation path, and meanwhile, the frequency of the water supply pump 42 is required to be controlled.
Further, the standard module includes a standard pipeline 21, a standard meter 22, a first merging pipeline 23 and a second merging pipeline 24, the standard pipeline 21 is arranged between the first merging pipeline 23 and the second merging pipeline 24, the standard meter 22 is arranged on the standard pipeline 21, the first merging pipeline 23 is connected to the water storage tank module, and the second merging pipeline 24 is connected to the merged pipeline 33 to be checked. In this embodiment, a standard module is further defined, the standard module is composed of a plurality of standard pipelines 21, standard meters 22, a first merging pipeline 23 and a second merging pipeline 24, the number of the standard pipelines 21 and the standard meters 22 is multiple, each standard pipeline 21 is provided with one standard meter 22, the standard meters 22 are adjusted and verified in a laboratory, the structure of the standard meters 22 is the existing structure, and the flow rate is measured: (0.5 to 200) m 3 H, extended uncertainty: u =0.15%, k =2, can realize the verification of DN (15-100) mm flowmeter of 0.5 grade and below, the detected equipment includes but is not limited to the type such as mass flowmeter, electromagnetic flowmeter, liquid volumetric flowmeter, supersound flowmeter, etc., meet the enterprise and use the flowmeter verification demand of the type more than 95%, the standard pipeline 21 is at least three, the diameter of three standard pipelines 21 is DN15, DN40, DN100 respectively, first converging pipeline 23 and second converging pipeline 24 are set up in both ends of standard pipeline 21 respectively, make a plurality of standard pipelines 21 after finishing verifying, the circulating water collects and circulates to the water storageIn the box assembly, thereby achieving the technical effect of providing standard data, optionally, the standard assembly further includes an elastic connection pipe 25 and a first ball valve 26, the elastic connection pipe 25 and the first ball valve 26 are installed on the standard pipeline 21, the first ball valve 26 is disposed between the standard table 22 and the first converging pipeline 23, the elastic connection pipe 25 is disposed between the standard table 22 and the second converging pipeline 24, the elastic connection pipe 25 adopts a flexible hose, so as to facilitate installation and disassembly of the standard table 22 on the standard pipeline 21, the elastic connection pipe 25 can be contracted within a certain range, so that the length of the standard pipeline 21 is shortened, thereby achieving the technical effect of facilitating installation and disassembly of the standard table 22, the first ball valve 26 is disposed on the standard pipeline 21, and can open or close the standard pipeline 21, the first ball valve 26 adopts electrical connection, the control assembly can control opening or closing of the first ball valve 26 through an electrical wire, thereby achieving the technical effect of facilitating opening or closing of the standard pipeline 21, optionally, the standard pipeline 21 includes at least three standard pipelines 21, two ends of the three standard pipelines 21 are respectively connected to the first converging pipeline 23 and the second converging pipeline 24, the three pipelines 21 can meet the DN-100 mm, the DN-100 mm (DN 40) and the DN-100 mm (15-100 mm) can be satisfied diameter range of the standard pipeline 21) 3 The verification work of liquid flow meters in flow range/h, 0.5 grade and below, and three standard pipelines 21 are connected in parallel, so that the three standard pipelines can be used in combination during measurement, for example, the flow range of the detected equipment is 50m 3 In the case of/h, the standard pipelines 21 with the diameters of DN15 and DN40 can be combined and used, so that the technical effect of improving the measurement range is achieved.
Further, the tested assembly further comprises a support table 37, a tested drain pipe 35 and a tested exhaust valve 38, wherein the support table 37 is arranged at the lower part of the first interval 34 and is used for supporting the tested device, the tested drain pipe 35 is connected with the tested pipeline 31, and the tested exhaust valve 38 is arranged on the tested merging pipeline 33. In this embodiment, the detected component is further limited, the support table 37 is used for supporting the detected device, the support table 37 is disposed at the lower part of the first space 34, so that the detected device can be supported by the support table 37, the detected drain pipe 35 is connected to the detected pipeline 31, when the water in the detected pipeline 31 needs to be discharged, the detected drain pipe 35 is opened to discharge the water in the detected pipeline 31, thereby achieving the technical effect of conveniently discharging the water in the detected pipeline 31, the detected exhaust valve 38 is disposed on the merging pipeline, when part of the gas exists in the detected pipeline 31, the detected exhaust valve 38 is opened to discharge the gas, and after the detected exhaust valve 38 discharges the water, the detected exhaust valve 38 is closed.
Further, the meter clamping assembly 32 includes a meter clamping component 321 and a meter clamping pipe 322, one end of the meter clamping pipe 322 is connected to the tested merging pipeline 33, the other end extends towards the tested pipeline 31, and the meter clamping component 321 is installed on the other end side of the meter clamping pipe 322. In this embodiment, a meter clamping device is further defined, meter clamping component 321 is an existing meter clamping device, the meter clamping device is arranged on a side surface of meter clamping pipeline 322, the meter clamping device can move on meter clamping pipeline 322, and after the detected equipment is installed between meter clamping pipeline 322 and the detected pipeline, meter clamping component 321 clamps the detected equipment, so that the detected equipment is fixed, and the technical effect of conveniently fixing the detected equipment is achieved.
Further, the tested assembly further comprises a support frame 39, one end of the support frame 39 is detachably connected to the upper part of the water storage tank assembly, and the other end of the support frame 39 is detachably connected to the tested pipeline 31. In this embodiment, further limited and examined the subassembly, support frame 39's effect is supported and is examined pipeline 31, support frame 39 is a plurality ofly, and, support frame 39 can dismantle to be connected in examining pipeline 31 for examined pipeline 31 and can install and dismantle, support frame 39's one end is passed through bolt or other detachable connected mode and is installed on the upper portion of water tank subassembly, and the other end sets up fixed recess, is examined pipeline 31 and installs in fixed recess, thereby reaches the technical effect who conveniently examines pipeline 31 installation and dismantlement.
Further, the water storage tank assembly includes a water supply tank 411, a water return tank 413, and a communication pipe 412, the communication pipe 412 is provided between the water supply tank 411 and the water return tank 413, the water return tank 413 is connected to the first confluence pipe 23, and the water supply tank 411 is connected to the water supply pipe 43. In this embodiment, a water tank assembly is further defined, and the water supply tank 411 is provided below the pipe 31 to be tested and the surge tank 44, and mainly supplies water to the water supply tank 41 when water replenishment is required1 water supply, a liquid level meter is arranged on the side surface of the water supply tank 411, and when water is filled, the water in the water supply tank 411 is required to be not less than 8m 3 When water is injected, the water level height of the liquid level meter needs to be observed carefully, water is prevented from overflowing the water supply tank 411, the water return tank 413 is arranged at the lower part of the combined pipeline 33 to be detected, the standard component is positioned on the side surface of the water return tank 413, the communication pipeline 412 is connected with the water supply tank 411 and the water return tank 413, circulating water forms a water circulation, optionally, the water supply component further comprises a pressure transmitter 46, a temperature transmitter 47 and a water drainage pipeline 48, the liquid level meter is arranged on the water supply tank 411, one end of the water drainage pipeline 48 is connected with the water supply pipe 43, the other end of the water drainage pipeline is connected with the water supply tank 411, the pressure transmitter 46 and the temperature transmitter 47 are arranged on the pressure stabilizing tank 44, the pressure transmitter 46 can collect the pressure value in the pressure stabilizing tank 44 in real time and display the pressure value through a meter, the temperature transmitter 47 can collect the temperature value in the pressure stabilizing tank 44 in real time and display the temperature value through the meter, a person can know the condition of the pressure stabilizing tank 44 conveniently, the water drainage pipeline 48 is used for draining the water after detection, the water in the pressure stabilizing tank 44 needs to be drained cleanly, the water supply tank 411 is opened, and the water drainage technology is achieved conveniently.
Further, the control assembly includes a certification assembly 51 and a power supply assembly 52, and the power supply assembly 52 is connected to the certification assembly 51. In this embodiment, the control module is further defined, the verification module 51 is used to control each valve and the water pump, for example, the valve is opened or closed, the water pump is opened or closed, the opening size of the valve, the operating frequency of the water pump, etc., meanwhile, the verification module 51 further performs data storage and data operation, and performs error indication and repeatability calculation on the detected flowmeter, and the power module 52 is used to supply power to the verification module 51, the standard module, the detected module and the water supply module, and the specific power supply condition is still controlled by the verification module 51.
Further, a rectifier and a rectifier are respectively provided on the standard pipeline and the pipeline 31 to be inspected. In this embodiment, a rectifier is added, the rectifier is respectively arranged on the standard pipeline and the detected pipeline 31, and the rectifier is used for rectifying the circulating water in the standard pipeline and the detected pipeline 31, so that the technical effect of saving the front straight pipe section is achieved.
On the other hand, the embodiment of the invention also provides a use method of the skid-mounted standard meter method flow standard device, which comprises the following steps:
101. transporting the standard device to the site, introducing circulating water into the water storage tank assembly, and electrifying the control assembly;
102. inputting information of the detected equipment into the control assembly, installing a corresponding detected pipeline according to the caliber of the detected equipment, ensuring the coaxiality of the detected equipment and the detected pipeline, and controlling the meter clamping assembly to clamp the detected equipment;
103. the operation control assembly starts the water supply pump to enable circulating water to sequentially pass through the water supply pump, the water supply pipe, the pressure stabilizing tank, the detected pipeline, the detected equipment, the detected converging pipeline and the standard assembly and return to the water storage tank assembly;
104. the frequency of the water supply pump and the opening of the ball valve of the pipeline to be detected are adjusted through the control assembly to realize the adjustment of the instantaneous flow in the pipeline;
105. after the flow is stable, the control assembly starts to collect the instantaneous flow and the accumulated flow of the standard assembly and the detected equipment, and then the indication error and the repeatability of the detected equipment are calculated;
106. the control assembly adjusts the frequency of the water supply pump and the opening of the ball valve of the pipeline to be detected, and the step 105 is repeated until the detection of all the flow points is completed;
107. closing the water supply pump and the valve, discharging water in the detected pipeline, controlling the meter clamping assembly to start and disassembling the detected equipment;
108. the next device to be tested is replaced and steps 102 to 107 are repeated.
In the technical scheme provided by the embodiment of the invention, the rack body is used for driving the device to move, and comprises a bracket and a moving part, wherein the moving part is arranged at the bottom of the bracket; the standard component is used for providing a standard for flow detection and is arranged on the bracket; the detected assembly is used for installing and fixing detected equipment, the detected assembly comprises a detected pipeline, a meter clamping assembly and a detected converging pipeline, the detected pipeline and the meter clamping assembly are arranged oppositely, a first interval is formed between the detected pipeline and the meter clamping assembly and used for placing the detected equipment, one end of the converging pipeline is connected to the meter clamping assembly, and the other end of the converging pipeline is connected to the standard assembly; the water supply assembly is used for providing flow measurement and comprises a water storage tank assembly, a water supply pump, a water supply pipe, a pressure stabilizing tank and a water drain valve, wherein two ends of the water supply pipe are respectively connected to the water storage tank assembly and the pressure stabilizing tank; the control assembly is used for controlling the operation of equipment such as a valve and the like, the control assembly is respectively connected with the standard assembly, the detected assembly and the water supply assembly, compared with the prior art, an enterprise needs to send a detected flowmeter to a laboratory of a metering technology mechanism for verification, and generally, the detection needs 3-10 days at a time according to the distance between the location of the enterprise and the laboratory, the verification time and the like. The long inspection time seriously affects the normal production operation of enterprises, so the flow meters used by many enterprises are 'one-for-one-standby', and are used alternatively during inspection. In the technical scheme, a standard component is calibrated and calibrated in a laboratory, and then the device is moved to a client site by a trailer to carry out calibration work of the liquid flowmeter, so that the inspection cost of the client is reduced, the continuity and continuity of production are ensured, the device adopts a pressure stabilizing tank to save the device space, the full coverage of a caliber range and a flow range is realized through a plurality of inspected pipelines, the inspected equipment is fixed by a meter clamping device component, errors caused by manual operation are reduced, and the problem of device load of a pneumatic belt is also reduced.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a sled dress formula standard meter method flow standard device which characterized in that includes:
the rack body comprises a bracket and a moving part, and the moving part is arranged at the bottom of the bracket;
a standard component disposed on the bracket;
the device comprises a to-be-detected assembly, a standard assembly and a control assembly, wherein the to-be-detected assembly comprises a to-be-detected pipeline, a meter clamping assembly and a to-be-detected converging pipeline, the to-be-detected pipeline and the meter clamping assembly are arranged oppositely, a first interval is formed between the to-be-detected pipeline and the meter clamping assembly and used for placing to-be-detected equipment, one end of the to-be-detected converging pipeline is connected to the meter clamping assembly, and the other end of the to-be-detected converging pipeline is connected to the standard assembly;
the water supply assembly comprises a water storage tank assembly, a water supply pump, a water supply pipe, a pressure stabilizing tank and a water drain valve, wherein two ends of the water supply pipe are respectively connected with the water storage tank assembly and the pressure stabilizing tank;
and the control assembly is respectively connected to the standard assembly, the detected assembly and the water supply assembly.
2. The skid-mounted standard meter-based flow calibration device of claim 1,
the standard component comprises a standard pipeline, a standard meter, a first converging pipeline and a second converging pipeline, the standard pipeline is arranged between the first converging pipeline and the second converging pipeline, the standard meter is arranged on the standard pipeline, the first converging pipeline is connected to the water storage tank component, and the second converging pipeline is connected to the to-be-detected converging pipeline.
3. The skid-mounted standard meter-based flow calibration device of claim 2,
the standard component further comprises an elastic connecting pipe and a first ball valve, the elastic connecting pipe and the first ball valve are installed on the standard pipeline, the first ball valve is arranged between the standard meter and the first converging pipeline, and the elastic connecting pipe is arranged between the standard meter and the second converging pipeline.
4. The skid-mounted standard meter-based flow calibration device of claim 3,
the standard pipelines comprise at least three standard pipelines, and two ends of the three standard pipelines are respectively connected to the first converging pipeline and the second converging pipeline.
5. The skid-mounted standard meter-based flow calibration device of claim 1,
the detected assembly further comprises a supporting platform, a detected drain pipeline and a detected exhaust valve, the supporting platform is arranged at the lower part of the first interval and used for supporting the detected equipment, the detected drain pipeline is connected to the detected pipeline, and the detected exhaust valve is arranged on the detected merging pipeline.
6. The skid-mounted standard meter-based flow calibration device of claim 5,
the meter clamping assembly comprises a meter clamping component and a meter clamping pipeline, one end of the meter clamping pipeline is connected to the detected converging pipeline, the other end of the meter clamping pipeline extends towards the direction of the detected pipeline, and the meter clamping component is installed on the side face of the other end of the meter clamping pipeline.
7. The skid-mounted standard meter-based flow calibration device of claim 5,
the detected assembly further comprises a support frame, one end of the support frame is detachably connected to the upper portion of the water storage tank assembly, and the other end of the support frame is detachably connected to the detected pipeline.
8. A skid-mounted standard meter-based flow calibration device according to any one of claims 2 to 7,
the water storage tank assembly comprises a water supply tank, a water return tank and a communicating pipeline, the communicating pipeline is arranged between the water supply tank and the water return tank, the water return tank is connected to the first converging pipeline, and the water supply tank is connected to the water supply pipe.
9. The skid-mounted metrological flow rate standard device of claim 8,
the water supply assembly further comprises a liquid level meter, a pressure transmitter, a temperature transmitter and a water draining pipeline, the liquid level meter is arranged on the water supply tank, one end of the water draining pipeline is connected to the water supply pipe, the other end of the water draining pipeline is connected to the water supply tank, and the pressure transmitter and the temperature transmitter are arranged on the pressure stabilizing tank.
10. A skid-mounted standard meter method flow rate standard device as set forth in any one of claims 2 to 7, further comprising:
and the rectifiers are respectively arranged on the standard pipeline and the detected pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211173756.7A CN115371779A (en) | 2022-09-26 | 2022-09-26 | Skid-mounted standard meter method flow standard device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211173756.7A CN115371779A (en) | 2022-09-26 | 2022-09-26 | Skid-mounted standard meter method flow standard device |
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| Publication Number | Publication Date |
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| CN115371779A true CN115371779A (en) | 2022-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211173756.7A Pending CN115371779A (en) | 2022-09-26 | 2022-09-26 | Skid-mounted standard meter method flow standard device |
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| Country | Link |
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| CN (1) | CN115371779A (en) |
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- 2022-09-26 CN CN202211173756.7A patent/CN115371779A/en active Pending
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