CN203785731U - Device for measuring volume of irregular enclosed container - Google Patents

Device for measuring volume of irregular enclosed container Download PDF

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Publication number
CN203785731U
CN203785731U CN201420037908.5U CN201420037908U CN203785731U CN 203785731 U CN203785731 U CN 203785731U CN 201420037908 U CN201420037908 U CN 201420037908U CN 203785731 U CN203785731 U CN 203785731U
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CN
China
Prior art keywords
gas circuit
circuit pipe
cylinder
solenoid valve
volume
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420037908.5U
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Chinese (zh)
Inventor
王成文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
QUZHOU MINGTAI INSTRUMENT DESIGN Co Ltd
Original Assignee
QUZHOU MINGTAI INSTRUMENT DESIGN Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by QUZHOU MINGTAI INSTRUMENT DESIGN Co Ltd filed Critical QUZHOU MINGTAI INSTRUMENT DESIGN Co Ltd
Priority to CN201420037908.5U priority Critical patent/CN203785731U/en
Application granted granted Critical
Publication of CN203785731U publication Critical patent/CN203785731U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a device for measuring the volume of an irregular enclosed container. The device comprises the irregular enclosed container, a pressure supply system, a pressure sensor, a vacuum pump, a reference cylinder and an electromagnetic valve, wherein the irregular enclosed container comprises a sample cylinder and an air path pipe; the air path pipe comprises a first air path pipe, a second air path pipe, a third air path pipe and a four-way joint; one end of the four-way joint is communicated with the pressure supply system through the first air path pipe; one end of the four-way joint is communicated with the sample cylinder through the second air path pipe; one end of the four-way joint is communicated with the vacuum pump through the third air path pipe; one end of the four-way joint is communicated with the pressure sensor; the middle of the third air path pipe is communicated with the reference cylinder through a reference pipeline; the reference cylinder is connected in parallel with the sample cylinder. The device can be operated easily and rapidly, and the volume of the irregular enclosed container can be measured at high accuracy.

Description

A kind of device of measuring irregular closed container volume
Technical field
The utility model relates to measurement mechanism field, is specifically related to a kind of device of measuring irregular closed container volume.
Background technology
The method of the measurement closed container volume often having at present has a lot, common are weighing method, adopt day equality to weigh the quality of water and the density of water of injecting container or discharge from container and obtain volume, but this method is only limited to the container that uses liquid and regular shape, may exist can not make water fill completely or injected water after the shortcoming that water cannot be discharged completely, therefore not only measuring accuracy and efficiency are low, and also more inconvenient to the post-processed of container.Also there is the geometric measurement method of employing detection volume, but geometric measurement method is affected by environment large, as tested container contains the gas of harm personal safety and outside cannot be detected while having barrier, tested container is too little or be also inconvenient to measure when irregular, accuracy of detection is low simultaneously, poor repeatability.Therefore existing measuring method cannot convenient and swift and accurately be measured the volume of irregular closed container.
Summary of the invention
The utility model is mainly to solve the existing technical matters of above-mentioned prior art, and a kind of device of measuring irregular closed container volume is provided, and this device is not only simple and quick, and can measure accurately irregular closed container volume.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of device of measuring irregular closed container volume, comprise irregular closed container, for pressing system, pressure transducer, vacuum pump, with reference to cylinder, solenoid valve, described irregular closed container comprises sample cylinder and gas circuit pipe, described gas circuit pipe comprises the first gas circuit pipe, the second gas circuit pipe and the 3rd gas circuit pipe, also comprise a four-way connection, one of described four-way connection is connected for pressing system with described by the first gas circuit pipe, one of described four-way connection is connected with described sample cylinder by described the second gas circuit pipe, one of described four-way connection is connected with described vacuum pump by described the 3rd gas circuit pipe, one of described four-way connection is connected with described pressure transducer, in the middle of described the 3rd gas circuit pipe, be connected with reference to cylinder with described by reference to pipeline, described in parallel with described sample cylinder with reference to cylinder.
In technique scheme, described the first gas circuit pipe is provided with the first solenoid valve, is describedly provided with reference to pipeline one end pipeline that the second solenoid valve, described the 3rd gas circuit pipe be connected with vacuum pump and is provided with the 3rd solenoid valve.
In technique scheme, in described sample cylinder, be placed with a small amount of adsorbent.
Due to reference to cylinder volume known, first open the second solenoid valve and the 3rd solenoid valve, close the first solenoid valve, opening vacuum pump vacuumizes whole measurement mechanism pipeline until vacuum tightness is 0, close the second solenoid valve and the 3rd solenoid valve, open the first solenoid valve, from for pressing system to the gas that is filled with certain pressure in sample cylinder, close the first solenoid valve, read pressure value P from pressure transducer 1, P 1for the general pressure of sample cylinder and the first gas circuit pipe, the second gas circuit pipe, the 3rd gas circuit pipe, finally open the second solenoid valve, the gas flow in sample cylinder is with reference to cylinder, the pressure value P of observing pressure transducer after stable 2, and be known with reference to the volume of cylinder, be V 2.Suppose that irregular volume of a container to be measured is V 1, calculating according to the Ideal-Gas Equation (PV=nRT), the volume calculations formula that can obtain irregular closed container is: V 1=P 2v 2/ (P 1-P 2).
Due to the utilization of technique scheme, the advantage that the utility model compared with prior art has is the utility model carrys out computed volume method by the collection of force value, not only simple and quick, and can measure accurately irregular closed container volume.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment mono-.
Wherein: 1, for pressing system; 2, pressure transducer; 3, vacuum pump; 4, with reference to cylinder; 5, sample cylinder; 6, the first gas circuit pipe; 7, the second gas circuit pipe, 8, the 3rd gas circuit pipe; 9, four-way connection; 10, with reference to pipeline; 11, the first solenoid valve; 12, the second solenoid valve; 13, the 3rd solenoid valve; 14, adsorbent.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment mono-: shown in Fig. 1, a kind of device of measuring irregular closed container volume, comprise irregular closed container, for pressing system 1, pressure transducer 2, vacuum pump 3, with reference to cylinder 4, solenoid valve, described irregular closed container comprises sample cylinder 5 and gas circuit pipe, described gas circuit pipe comprises the first gas circuit pipe 6, the second gas circuit pipe 7 and the 3rd gas circuit pipe 8, also comprise a four-way connection 9, one of described four-way connection 9 is connected for pressing system 1 with described by the first gas circuit pipe 6, one of described four-way connection 9 is connected with described sample cylinder 5 by described the second gas circuit pipe 7, one of described four-way connection 9 is connected with described vacuum pump 3 by described the 3rd gas circuit pipe 8, one of described four-way connection 9 is connected with described pressure transducer 2, in the middle of described the 3rd gas circuit pipe 8, be connected with reference to cylinder 4 with described by reference to pipeline 10, described in parallel with described sample cylinder 5 with reference to cylinder 4.Described solenoid valve comprises the first solenoid valve 11, the second solenoid valve 12, the 3rd solenoid valve 13, described the first gas circuit pipe 6 is provided with the first solenoid valve 11, is describedly provided with reference to pipeline 10 one end pipeline that the second solenoid valve 12, described the 3rd gas circuit pipe 8 be connected with vacuum pump 3 and is provided with the 3rd solenoid valve 13.In described sample cylinder 5, be placed with a small amount of adsorbent 14.
Due to reference to cylinder 4 volume known, first open the second solenoid valve 12 and the 3rd solenoid valve 13, close the first solenoid valve 11, opening vacuum pump 3 vacuumizes whole measurement mechanism pipeline until vacuum tightness is 0, close the second solenoid valve 12 and the 3rd solenoid valve 13, open the first solenoid valve 11, from for pressing system 1 to the gas that is filled with certain pressure in sample cylinder 5, close the first solenoid valve 11, read pressure value P from pressure transducer 2 1, P 1for the general pressure of sample cylinder 5 and the first gas circuit pipe 6, the second gas circuit pipe 7, the 3rd gas circuit pipe 8, finally open the second solenoid valve 12, the gas flow in sample cylinder 5 is with reference to cylinder 4, the pressure value P of observing pressure transducer 2 after stable 2, and be known with reference to the volume of cylinder 4, be V 2.Suppose that irregular volume of a container to be measured is V 1, calculating according to the Ideal-Gas Equation (PV=nRT), the volume calculations formula that can obtain irregular closed container is: V 1=P 2v 2/ (P 1-P 2).
The volume that can calculate quickly and easily irregular closed container by computing formula, this device is not only simple and quick, and can measure accurately irregular closed container volume
Finally, it should be pointed out that above embodiment is only the more representational example of the utility model.Obviously, the utility model is not limited to above-described embodiment, can also have many distortion.Any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all should think and belong to protection domain of the present utility model.

Claims (3)

1. measure the device of irregular closed container volume for one kind, comprise irregular closed container, for pressing system, pressure transducer, vacuum pump, with reference to cylinder, solenoid valve, described irregular closed container comprises sample cylinder and gas circuit pipe, described gas circuit pipe comprises the first gas circuit pipe, the second gas circuit pipe and the 3rd gas circuit pipe, it is characterized in that: also comprise a four-way connection, one of described four-way connection is connected for pressing system with described by the first gas circuit pipe, one of described four-way connection is connected with described sample cylinder by described the second gas circuit pipe, one of described four-way connection is connected with described vacuum pump by described the 3rd gas circuit pipe, one of described four-way connection is connected with described pressure transducer, in the middle of described the 3rd gas circuit pipe, be connected with reference to cylinder with described by reference to pipeline, described in parallel with described sample cylinder with reference to cylinder.
2. a kind of device of measuring irregular closed container volume according to claim 1, it is characterized in that: described the first gas circuit pipe is provided with the first solenoid valve, be describedly provided with reference to pipeline one end pipeline that the second solenoid valve, described the 3rd gas circuit pipe be connected with vacuum pump and be provided with the 3rd solenoid valve.
3. a kind of device of measuring irregular closed container volume according to claim 1, is characterized in that: in described sample cylinder, be placed with a small amount of adsorbent.
CN201420037908.5U 2014-01-22 2014-01-22 Device for measuring volume of irregular enclosed container Expired - Fee Related CN203785731U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420037908.5U CN203785731U (en) 2014-01-22 2014-01-22 Device for measuring volume of irregular enclosed container

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420037908.5U CN203785731U (en) 2014-01-22 2014-01-22 Device for measuring volume of irregular enclosed container

Publications (1)

Publication Number Publication Date
CN203785731U true CN203785731U (en) 2014-08-20

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420037908.5U Expired - Fee Related CN203785731U (en) 2014-01-22 2014-01-22 Device for measuring volume of irregular enclosed container

Country Status (1)

Country Link
CN (1) CN203785731U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105258756A (en) * 2015-11-23 2016-01-20 桂林理工大学 Device for measuring volume of irregular solid and measuring method
CN105628129A (en) * 2015-12-23 2016-06-01 安徽威迈光机电科技有限公司 System and method for measuring volume of irregular container
CN105628128A (en) * 2015-12-25 2016-06-01 上海一鸣过滤技术有限公司 Filter upstream volume measurement method and measurement system
CN105784054A (en) * 2016-03-15 2016-07-20 中国原子能科学研究院 System and method suitable for calibrating volume of gas cavity in irregular shape
CN109974820A (en) * 2019-03-13 2019-07-05 上海理工大学 Pen-type insulin syringe Dose accuracy detection device and method

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105258756A (en) * 2015-11-23 2016-01-20 桂林理工大学 Device for measuring volume of irregular solid and measuring method
CN105258756B (en) * 2015-11-23 2018-10-23 桂林理工大学 A kind of device and measurement method measuring irregular solid volume
CN105628129A (en) * 2015-12-23 2016-06-01 安徽威迈光机电科技有限公司 System and method for measuring volume of irregular container
CN105628128A (en) * 2015-12-25 2016-06-01 上海一鸣过滤技术有限公司 Filter upstream volume measurement method and measurement system
CN105628128B (en) * 2015-12-25 2018-10-02 上海一鸣过滤技术有限公司 A kind of filter upstream volume measurement method and measuring system
CN105784054A (en) * 2016-03-15 2016-07-20 中国原子能科学研究院 System and method suitable for calibrating volume of gas cavity in irregular shape
CN105784054B (en) * 2016-03-15 2018-11-30 中国原子能科学研究院 A kind of system and method suitable for demarcating irregular shape air cavity volume
CN109974820A (en) * 2019-03-13 2019-07-05 上海理工大学 Pen-type insulin syringe Dose accuracy detection device and method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140820

Termination date: 20200122