CN203798680U - Equipment for measuring volumetric deformation of gas bottle - Google Patents

Equipment for measuring volumetric deformation of gas bottle Download PDF

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Publication number
CN203798680U
CN203798680U CN201420121773.0U CN201420121773U CN203798680U CN 203798680 U CN203798680 U CN 203798680U CN 201420121773 U CN201420121773 U CN 201420121773U CN 203798680 U CN203798680 U CN 203798680U
Authority
CN
China
Prior art keywords
equipment
liquid level
gas cylinder
water mantle
level gauge
Prior art date
Application number
CN201420121773.0U
Other languages
Chinese (zh)
Inventor
杨幸福
方飞
Original Assignee
宜昌市瑞洋机械制造有限公司
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 宜昌市瑞洋机械制造有限公司 filed Critical 宜昌市瑞洋机械制造有限公司
Priority to CN201420121773.0U priority Critical patent/CN203798680U/en
Application granted granted Critical
Publication of CN203798680U publication Critical patent/CN203798680U/en

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Abstract

The utility model discloses equipment for measuring the volumetric deformation of a gas bottle. The equipment comprises a water sleeve, a sealing cover, a liquid level meter and a pumping joint, wherein one end of the water sleeve is opened; the sealing cover can be movably fixed on the opening of the water sleeve; the liquid level meter and the pumping joint are arranged on the sealing cover; the sealing cover, the liquid level meter and the pumping joint can be respectively communicated with the inside of the water sleeve; the two ends of the pumping joint are both screw threads and respectively arranged on the two sides of the sealing cover; one end of the pumping joint is communicated with air charging equipment, and the other end of the pumping joint is communicated with a to-be-measured air bottle arranged inside the water sleeve; a limiting ring is arranged at the bottom of the inner wall of the water sleeve. The equipment disclosed by the utility model has the advantages of being simple in structure, lowering the detection cost and improving the efficiency and accuracy for measuring the volumetric deformation, so that the values of total volumetric deformation and residual volumetric deformation can be accurately read out through one-time measurement.

Description

A kind of gas cylinder is measured the equipment of Volume variation amount
Technical field
The utility model relates to the equipment that a kind of gas cylinder is measured Volume variation amount, and the gas cylinder that relates in particular to a kind of water consumption variation is measured the equipment of Volume variation amount.
Background technology
Reference to standard GB/T 9251-2011 < < gas cylinder by hydrostatic pressure test method > >, for above detection, adopt outside measurement method and internal test method at present, the design is based on outside measurement method principle more.The outside measurement method comparison in equipment of GB/T9251 standard is complicated, relates to configuration and calibration to multiple checkout equipments such as water mantle, graduated cylinder, electronic scale, precision pressure gauges, need expend more fund and detection efficiency not high.This gas cylinder volume strain gauge has accomplished that standard compliant outside measurement method detects principle, only need liquid level gauge to calibrate, with its simple structure and operation easily, reduced manufacturing cost, improved detection efficiency, guaranteed safety and can measure accurately Volume variation amount and the residual deformation amount of gas cylinder under test pressure.
Utility model content
The purpose of this utility model is, provide a kind of simple in structure, reduce testing cost and improve efficiency and the accuracy of measuring Volume variation, the gas cylinder that can accurately read the full distortion of volume and value of residual volumetric deformation to solve one-shot measurement is measured the equipment of Volume variation amount.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of equipment of gas cylinder measurement Volume variation amount comprises the water mantle of an end opening, can be movably fixed to the gland bonnet on water mantle opening and be located at liquid level gauge and the pump pressure joint on gland bonnet;
Can be respectively and water mantle internal communication by described gland bonnet, liquid level gauge and pump pressure joint, pump pressure joint two ends are screw thread, its two end divides and is located at gland bonnet two sides, and one end of pump pressure joint is communicated with charger, the other end is communicated with the gas cylinder to be measured in water mantle;
In described water mantle inwall bottom, be provided with spacing collar.
Further, the equipment that a kind of gas cylinder is measured Volume variation amount is also provided with explosionproof hole, and explosionproof hole is located on the cylindrical shell of water mantle, and explosionproof hole comprises hole and is filled in the rubber plug in hole.
Further, liquid level gauge comprises oval chamber, straight shape pipe, and straight shape pipe is located in oval chamber, and oval cavity is by pipeline and water mantle internal communication.
The utility model advantage is, the utility model know-why is to gas cylinder supercharging to be measured by pressure generating equipment, so that its volume expands distortion, variable quantity passes to the amount of being filled with water in water mantle, the amount of being filled with water changes and is embodied on liquid level gauge scale, liquid level gauge scale when recording volume while reaching test pressure and being entirely out of shape, after contrast supercharging, liquid level gauge scale is the full deformation values of gas cylinder under test pressure with the difference of initial scale, then unload be depressed into normal pressure and record release after liquid level gauge scale, the value of residual volumetric deformation that after contrast release, the difference of liquid level gauge scale and initial scale is gas cylinder.
Explosionproof hole is located on the cylindrical shell of water mantle, can prevent that gas cylinder to be measured from leaking gas suddenly when measuring, and when water mantle air pressure rapid growth reaches certain limit, by explosionproof hole, can accomplish Quick air-discharge and draining, guarantees test safety.
Liquid level gauge comprises oval chamber, straight shape pipe, and the transversal section of oval chamber is large, and level fluctuation is little, can reduce the impact of level fluctuation on test.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail:
Accompanying drawing 1 is structural representation of the present utility model.
Accompanying drawing 2 is explosionproof hole structural representation of the present utility model.
Accompanying drawing 3 is this liquid level gauge structural representation of the present utility model.
In figure: 1 water mantle, 2 gland bonnets, 3 liquid level gauges, 4 pump pressure joints, 5 explosionproof holes.
Embodiment
In Fig. 1, a kind of equipment of gas cylinder measurement Volume variation amount comprises the water mantle 1 of an end opening, can be movably fixed to the gland bonnet 2 on water mantle 1 opening and be located at liquid level gauge 3 and the pump pressure joint 4 on gland bonnet 2;
Can be respectively and water mantle 1 internal communication by described gland bonnet 2, liquid level gauge 3 and pump pressure joint 4, pump pressure joint 4 two ends are screw thread, its two end divides and is located at gland bonnet 2 two sides, and one end of pump pressure joint 4 is communicated with charger, the other end is communicated with the gas cylinder to be measured of 1 li of water mantle;
In described water mantle 1 inwall bottom, be provided with spacing collar.
In Fig. 2, the preferred version that a kind of gas cylinder is measured the equipment of Volume variation amount is also provided with explosionproof hole 5, and described explosionproof hole 5 is located on the cylindrical shell of water mantle 1, and explosionproof hole 5 comprises hole and is filled in the rubber plug in hole.
In Fig. 3, a kind of gas cylinder is measured the preferred version of the equipment of Volume variation amount, and liquid level gauge 3 comprises oval chamber, straight shape pipe, and straight shape pipe is located in oval chamber, and oval cavity is by pipeline and water mantle 1 internal communication.
Principle of work: the gas cylinder that will detect is put into water mantle 1, spacing collar is put in its gas cylinder to be tested bottom, and gas is also filled with water and until fill water mantle 1; Fastened by screw top cover labyrinth 2, and install liquid level gauge 4 and pump pressure joint 6 one end in water mantle 1 is communicated with gas cylinder; By special use, intake and connect valve again to the interior water filling of water mantle 1, observe water mantle 1 top cover labyrinth periphery ne-leakage and be filled to the visible scale of liquid level gauge 4 and close above into water (or water filling surpasses oval chamber), the good initial liquid level gauge scale of record; Performing check prepares and confirms after safety of surrounding environment, pressure generating equipment is communicated with pump pressure joint 6 one end outside water mantle 1, and slowly tested gas cylinder is boosted until reach test pressure and observe the variation of liquid level gauge scale, liquid level gauge scale when record reaches test pressure; Pressure generating equipment release, observes the variation of liquid level gauge scale until unload completely to normal pressure, has recorded liquid level gauge scale;
More than the liquid level gauge scale value of record be take initial liquid level gauge scale as 0 calculating, has intuitively drawn accurately respectively: the full deformation values of the volume of gas cylinder under pressure testing power, gas cylinder volume residual deformation value.
According to calculated by trial jar rate of residual volumetric deformation formula:
Rate of residual volumetric deformation η=△ V '/△ V * 100%
In formula: η---tested gas cylinder volume rate of residual;
△ V '---tested gas cylinder volume residual deformation value mL;
△ V---the full deformation values mL of tested gas cylinder volume.
Structure in this example is only for for the illustrating and explaining of claim, so that popular reading comprehension should not be considered as the restriction for claim, scope and legal equivalent feature that protection domain of the present utility model should be recorded with claim are as the criterion.

Claims (3)

1. gas cylinder is measured an equipment for Volume variation amount, it is characterized in that: described equipment comprise an end opening water mantle (1), can be movably fixed to the gland bonnet (2) on water mantle (1) opening and be located at liquid level gauge (3) and the pump pressure joint (4) on gland bonnet (2);
Can be respectively and water mantle (1) internal communication by described gland bonnet (2), liquid level gauge (3) and pump pressure joint (4), pump pressure joint (4) two ends are screw thread, its two end divides and is located at gland bonnet (2) two sides, and the gas cylinder to be measured that one end of pump pressure joint (4) is communicated with charger, the other end is inner with water mantle (1) is communicated with;
In described water mantle (1) inwall bottom, be provided with spacing collar.
2. a kind of gas cylinder is measured the equipment of Volume variation amount according to claim 1, it is characterized in that: described equipment is also provided with explosionproof hole (5), described explosionproof hole (5) is located on the cylindrical shell of water mantle (1), and explosionproof hole (5) comprises hole and is filled in the rubber plug in hole.
3. a kind of gas cylinder is measured the equipment of Volume variation amount according to claim 1, it is characterized in that: described liquid level gauge (3) comprises oval chamber, straight shape pipe, and straight shape pipe is located in oval chamber, and oval cavity is by pipeline and water mantle (1) internal communication.
CN201420121773.0U 2014-03-18 2014-03-18 Equipment for measuring volumetric deformation of gas bottle CN203798680U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420121773.0U CN203798680U (en) 2014-03-18 2014-03-18 Equipment for measuring volumetric deformation of gas bottle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420121773.0U CN203798680U (en) 2014-03-18 2014-03-18 Equipment for measuring volumetric deformation of gas bottle

Publications (1)

Publication Number Publication Date
CN203798680U true CN203798680U (en) 2014-08-27

Family

ID=51380885

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420121773.0U CN203798680U (en) 2014-03-18 2014-03-18 Equipment for measuring volumetric deformation of gas bottle

Country Status (1)

Country Link
CN (1) CN203798680U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105004663A (en) * 2015-07-15 2015-10-28 中国计量科学研究院 Gas cylinder volume expansion accurate measurement device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105004663A (en) * 2015-07-15 2015-10-28 中国计量科学研究院 Gas cylinder volume expansion accurate measurement device
CN105004663B (en) * 2015-07-15 2019-03-12 中国计量科学研究院 A kind of gas cylinder volume expansion device for accurately measuring

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