A kind of liquid flow standard device
The utility model belongs to fluid measurement technical field, is related to a kind of standard set-up, especially a kind of integration standard table
The liquid flow standard device that method liquid flow standard device and Static mass method liquid flow standard device are integrated.
Or existing flow standard device is method of standard table liquid flow standard device or is Static mass method flow
Standard brick device or other standard set-ups；They have independent pond/water tank, water pump, surge tank, meter-clamping apparatus, calibration pipeline, control
Valve, electric control system, power supply system and control processed, computational software system；It is not only needed compared with big workshop in building course
Area also adds equipment investment, construction duration.
Utility model content
The shortcomings that the purpose of the utility model is to overcome the above-mentioned prior arts provides a kind of liquid flow standard device.
The purpose of this utility model is achieved through the following technical solutions：
The liquid flow standard device of the utility model, including large water tank and small water tank；The large water tank passes through water pump group
It is connected with surge tank with pipeline, the outlet pipe of the surge tank is connected with calibration pipeline；It is provided with tong-test ammeter on the calibration pipeline
Device；The outlet end of the calibration pipeline is connected with the first valve, and first valve is connected with to be large water tank by pipeline
The water knockout drum of water, the water knockout drum is divided to be set to the top of large water tank and small water tank with small water tank；Extremely divide in first valve
It is provided with standard scale on the pipeline of hydrophone；It is provided with the second valve on the water outlet pipeline of surge tank；The small water tank is divided into
It is equipped with the electronic scale to weigh for small water tank.
Further, above-mentioned calibration pipeline includes multiple pipelines of different tube diameters size, is set in heavy-caliber pipeline multiple
Small pipe-line, heavy-caliber pipeline and small pipe-line turn equipped with sealing element and ensure the positioning device of pipeline concentricity.
Further, above-mentioned small water tank is located at the top of large water tank, and the bottom outlet conduit of small water tank leads to entering for large water tank
The mouth of a river.
Further, the above entire standard set-up is arranged on platform, and the large water tank is arranged on platform, the small water tank
It is arranged on tank bracket.
Further, the bottom of above-mentioned small water tank is higher than the upper end of large water tank.
Further, above-mentioned water knockout drum setting respectively leads to large water tank and small water tank there are two distributive pipe.
Further, above-mentioned standard table is arranged on vertical pipeline；It is arranged positioned at the top of standard scale on the vertical pipeline
There is third valve.
Further, above-mentioned water pump group includes there are two the water pump by pipeline parallel connection, and the front and back of each water pump is both provided with
The utility model has the advantages that：
The liquid flow standard device common tank of the utility model, water pump, surge tank, meter-clamping apparatus, calibration pipeline, control
Valve electric control system, power supply system and control, computational software system.The utility model collection method of standard table fluid flow standard
Device and Static mass method liquid flow standard device are integrated, and 2 devices have shared capital equipment and system, are greatly saved
Plant area and construction cost shorten construction period, and reduce follow up device maintenance workload the characteristics of.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the vertical view of Fig. 1；
Fig. 3 is the part-structure schematic diagram that the utility model demarcates pipeline 5, wherein (a) is appearance schematic diagram, it is (b) (a)
Partial sectional view；
Fig. 4 is the overall structure diagram that the utility model demarcates pipeline 5.
Wherein：P is platform；1 is large water tank；2 be water pump；3 be surge tank；4-1 is the first valve；4-2 is the second valve；
4-3 is third valve；5 be calibration pipeline；5-1 is sealing element；5-2 is positioning device；6 cabinets in order to control；7 be meter-clamping apparatus；8 be electricity
Son claims；9 be standard scale；10 be water knockout drum；11 be small water tank；A is long lines；B is short tube line；C connection short tubes；T moves for track
Dynamic device；T1 is line holder；T2 is rail wheel；T3 is track.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1 and Fig. 2：The utility model proposes a kind of liquid flow standard device, including large water tank 1 and little Shui first
Case 11；Large water tank 1 is connected with surge tank 3 by water pump group 2 and pipeline, and the outlet pipe of surge tank 3 is connected with calibration pipeline 5；Mark
Meter-clamping apparatus 7 is provided on fixed tube line 5；The outlet end of the calibration pipeline 5 is connected with the first valve 4-1, the first valve 4-1
It is connected with by pipeline to divide the water knockout drum 10 of water, the water knockout drum 10 to be set to large water tank 1 for large water tank 1 and small water tank 11
With the top of small water tank 11；It is provided with standard scale 9 on the pipeline of the first valve 4-1 to water knockout drum 10；In surge tank 3
The second valve 4-2 is provided on water outlet pipeline；The small water tank 11 is arranged with the electronic scale to weigh for small water tank 11
As shown in Figure 3：Calibration pipeline 5 includes multiple pipelines of different tube diameters size, is set in heavy-caliber pipeline multiple
Small pipe-line.Calibration pipeline 5 has the function of one tube multipurpose, i.e., is set in the pipeline of maximum caliber compared with small pipe-line, big,
Small pipeline turns equipped with sealing element 5-1 and ensures the positioning device 5-2 of pipeline concentricity.Specification calibration pipelines numerous in this way do not have to one
Word arranges placement, has saved space, also saves cost.Calibration pipeline 5 is described in detail with reference to Fig. 4：
Fig. 4 is the overall structure figure that the utility model demarcates pipeline 5：In the best embodiment of the utility model, pipeline 5 is demarcated
It is the calibration pipeline with moving track comprising pipeline main body, pipeline main body include multiple pipelines of different tube diameters size, greatly
Multiple small pipe-lines are set in bore pipeline, heavy-caliber pipeline and small pipe-line turn equipped with sealing element 5-1 and ensure to manage
The positioning device 5-2 of line concentricity；Pipeline main body is by long lines A, short tube line B and is connected between long lines A and short tube line B
Flexible connection short tube C composition；Long lines A, short tube line B or connection short tube C are the pipeline section nested groups by multiple and different calibers
At；It can be connected with each other the specific pipe diameter size of composition in the pipeline for communicating caliber of long lines A, short tube line B and connection short tube C
Demarcate pipeline；Being provided with below long lines A can make long lines A translate out the track mobile device T come.Track mobile device T
Include the line holder T1 being fixedly connected with long lines A, the lower end of line holder T1 is provided with rail wheel T2, rail wheel T2 peaces
On the track T3 on ground below long lines A.And track T3 trends are mutually perpendicular to long lines A axis directions.Calibrating tube
When in use, if to select the pipeline of maximum caliber, each pipe junction is dismantled for line 5, and long lines are released then along track
A removes connection short tube C, then takes out long lines A, short tube line B and connection short tube C other pipe with small pipe diameter being nested with,
Then long lines A is pushed into along track, Large Diameter Pipeline calibration pipeline is formed assembling three parts.If necessary to select wherein
A kind of pipeline of pipe with small pipe diameter ibid first releases long lines A along track, connection short tube C is removed, the caliber that only selection needs
Pipeline section, the pipeline section of the caliber of needs is then left in long lines A and short tube line B, then corresponds to the connection short tube C of selection
Section is in charge of in front and rear part in connection, at this point, the positioning device in long lines A and short tube line B can position pipe with small pipe diameter pipe to protect
The concentricity for demonstrate,proving integral calibrating pipeline, to realize the calibration pipeline of required caliber.
In the preferred embodiment of the utility model, small water tank 11 is located at the top of large water tank 1, the bottom water outlet of small water tank 11
Pipeline leads to the water inlet of large water tank 1.The above entire standard set-up is arranged on platform P, and the large water tank 1 is arranged in platform P
On, the small water tank 11 is arranged on tank bracket.The setting of water knockout drum 10 respectively leads to large water tank 1 and little Shui there are two distributive pipe
In the most preferred embodiment of the utility model, the bottom of small water tank 11 is higher than the upper end of large water tank 1.Standard scale 9 is set
It sets on vertical pipeline；Top on the vertical pipeline positioned at standard scale 9 is provided with third valve 4-3.Water pump group 2 includes
Two water pumps by pipeline parallel connection, the front and back of each water pump are both provided with valve.
The method of standard table fluid flow staking-out work process of the utility model liquid flow standard device is：Demarcate liquid by
Large water tank 1 is pumped out by water pump group 2, then passes through surge tank 3, the second valve 4-2, calibration pipeline 5, sandwiched successively by pipeline
After having meter-clamping apparatus 7, the first valve 4-1, standard scale 9 and the third valve 4-3 of table to be measured, after dividing water using water knockout drum 10, entirely
Portion returns to large water tank 1.
The Static mass method fluid flow staking-out work process of the utility model liquid flow standard device is：Demarcate liquid
It is pumped out by water pump group 2 by large water tank 1, surge tank 3, the second valve 4, calibration pipeline 5, sandwiched is then passed through by pipeline successively
After having meter-clamping apparatus 7, the first valve 4-1, standard scale 9 and the third valve 4-3 of table to be measured, after dividing water using water knockout drum 10, stream
Into in the small water tank 11 on electronic scale 8, after being weighed, it is flow back into large water tank 1 again by small water tank 11.