CN209356317U - A kind of storage cylinder pressure testing device - Google Patents
A kind of storage cylinder pressure testing device Download PDFInfo
- Publication number
- CN209356317U CN209356317U CN201821447685.4U CN201821447685U CN209356317U CN 209356317 U CN209356317 U CN 209356317U CN 201821447685 U CN201821447685 U CN 201821447685U CN 209356317 U CN209356317 U CN 209356317U
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- Prior art keywords
- water
- pressure
- valve
- water jacket
- pressure testing
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Abstract
The utility model discloses a kind of storage cylinder pressure testing devices, it includes water jacket, water jacket is fixed in the pressure testing hole opened up on ground, sealing cover is provided on water jacket, sealing ring is provided on sealing cover, the center of sealing cover is provided through pressure testing pipe, and the junction of pressure testing pipe and pipeline is provided with pressure retaining valve and pressure gauge；It is connected with vertical testing tube on water jacket, is provided with scale value on testing tube, the junction of testing tube and water jacket is provided with detection valve；The bottom of water jacket is provided with discharge outlet and water filling port, and is separately installed with drain valve and water injection valve；Hydraulic pamp, drain valve, water injection valve, pressure retaining valve and detection valve are electrically connected with the controller, and water filling button, pressurizing button and pressure relief press button are electrically connected on controller.The utility model is designed reasonably, structure is simple, by the cooperation of controller and each pipeline upper valve body, realizes the water pressure test to storage cylinder, and easy to operate, safe and reliable, can be widely popularized utilization.
Description
Technical field
The utility model relates to storage cylinder technical field of pressure detection, and in particular to a kind of storage cylinder pressure testing device.
Background technique
National Specification storage cylinder is before carrying out splendid attire high pressure gas, it is necessary to the water pressure test is carried out, with the hair of science
The progress of exhibition and technology, the water test unit of gas cylinder have obtained developing quickly；Currently, the bottle hydraulic pressure testing device knot in China
Structure is complicated, and manufacturing cost is high, cumbersome, and sealing effect is not good enough, and test accuracy is not high, to influence the accurate of test
Property.
Utility model content
For the above-mentioned deficiency of the prior art, the utility model provides a kind of storage cylinder that structure is simple and convenient to operate
Pressure testing device.
To achieve the above object of the invention, the technology employed by the present utility model is
There is provided a kind of storage cylinder pressure testing device comprising water jacket, water jacket is fixed in the pressure testing hole opened up on ground, and water
Set is up big and down small cone bucket, is provided with sealing cover on water jacket, and sealing ring is provided on sealing cover, and the center of sealing cover, which is run through, to be set
It is equipped with pressure testing pipe, the lower end of pressure testing pipe is provided with the connector of connection gas storage cylinder valve, and pressure testing pipe upper end is connected by pipeline and hydraulic pamp
It connects, the junction of pressure testing pipe and pipeline is provided with pressure retaining valve and pressure gauge；Vertical testing tube, and testing tube are connected on water jacket
Ground or more is extended in the middle part of water jacket, is provided with scale value on testing tube, and the junction of testing tube and water jacket is provided with inspection
Side valve；The bottom of water jacket is provided with discharge outlet and water filling port, is separately installed with drain valve and water injection valve on discharge outlet and water filling port；
Hydraulic pamp, drain valve, water injection valve, pressure retaining valve and detection valve are electrically connected with the controller, and water filling button is provided on controller, is added
Press button and pressure relief press button.
Further, pressure testing hole top is provided with mast-up, is provided with hoisting ring on sealing cover.
Further, it is provided with pressure release branch pipe between hydraulic pamp and pressure testing pipe, relief valve is installed, and let out on pressure release branch pipe
Pressure branch pipe extends into pressure testing hole bottom, and relief valve is electrically connected with the controller.
Further, water filling port is connect by pipeline with water filling water pump, and water filling water pump is electrically connected with the controller.
Further, the top of water jacket is provided with a circle drain tank, is provided with transition between drain tank and water jacket upper edge
Plate, and sluicing trench bottom is provided with manually drain valve.
Further, there are two water jackets for setting in pressure testing hole.
The utility model has the following beneficial effects: this programme is used to carry out the water pressure test to high-pressure gas cylinder, before experiment, press
Button is filled the water, water injection valve and detection valve are opened in controller control, close drain valve and relief valve is filled the water into water jacket, in water jacket
Water be slightly below after water jacket mouth and stop water filling；Water filling button is turned off, water injection valve is closed by controller, by gas storage cylinder valve and sealing
The connector connection covered, and is fitted into water jacket together, and sealing cover reads and records and be sealed for being sealed to water jacket
Afterwards in testing tube liquid height registration value.
Hereafter pressurizing button is pressed, controller controls pressure retaining valve and hydraulic pamp is opened, and water is injected into storage cylinder, to pressure
When the registration of table detection is equal with the pressure value of storage cylinder setting detection, pressurizing button is closed, controller controls pressure retaining valve and water
Press pump is closed, and detection process enters state of pressure keeping；After state of pressure keeping have passed through 30 seconds, the registration of read test level of the liquid in the tube
Value, and note down.The difference of the registration value before registration value and pressurization at this time is the Volume variation amount of air accumulator.
After registration is read, pressure relief press button is pressed, controller control relief valve and pressure retaining valve are opened, in storage cylinder
High pressure water carries out pressure release, after the registration of pressure gauge reaches 0, records the liquid level registration in detection pipe, registration value at this time with plus
The difference of registration value before pressure is the permanent volumetric expansion amount of storage cylinder；Hereafter, it opens sealing cover and takes out storage cylinder, pressure testing process
It completes.The ratio of permanent volumetric expansion amount and Volume variation amount is just the rate of residual volumetric deformation of storage cylinder.
Mast-up on pressure testing hole facilitates operation, reduces working strength for lifting storage cylinder and sealing cover；Pressure release branch pipe
For letting out the high pressure water in lower storage cylinder, storage cylinder easy to disassemble improves the safety of operation；Water filling port can directly pass through water pump
The water overflowed when filling the water into water jacket, and installing sealing cover is directly entered in overflow groove, and transition plates is convenient in installation sealing cover
During sealing cover and water jacket cooperation；Water jacket uses up big and down small cone bucket, can effectively reduce the volume of water jacket, improves and surveys
The accuracy of examination；Drain valve is used for the water being discharged in water jacket, convenient for cleaning water jacket.
The utility model is designed reasonably, structure is simple, by the cooperation of controller and each pipeline upper valve body, realizes to storage
The water pressure test of gas cylinder, and it is easy to operate, it is safe and reliable, utilization can be widely popularized.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of storage cylinder pressure testing device.
Wherein, 1, hydraulic pamp, 2, water filling water pump, 3, water injection valve, 4, drain valve, 5, storage cylinder, 6, detection valve, 7, sluicing
Valve, 8, sealing ring, 9, testing tube, 10, sealing cover, 11, relief valve, 12, pressure testing pipe, 13, mast-up, 14, pressure gauge, 15, rise
Hanging ring, 16, transition plates, 17, pressure retaining valve, 18, water jacket, 19, drain tank.
Specific embodiment
Specific embodiment of the present utility model is described below, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific embodiment, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all utilize the innovation and creation of the utility model design in the column of protection.
As shown in Figure 1, storage cylinder pressure testing device includes water jacket 18, water jacket 18 is fixed in the pressure testing hole opened up on ground,
Two water jackets 18 are installed simultaneously, and water jacket 18 is up big and down small cone bucket, is provided with sealing cover 10 on water jacket 18 in pressure testing hole, it is close
It is provided with sealing ring 8 in capping 10, the center of sealing cover 10 is provided through pressure testing pipe 12, and the lower end of pressure testing pipe 12 is provided with company
The connector of 5 valve of storage cylinder is connect, 12 upper end of pressure testing pipe is connect by pipeline with hydraulic pamp 1, and pressure testing pipe 12 and the junction of pipeline are set
It is equipped with pressure retaining valve 17 and pressure gauge 14.
It is connected with vertical testing tube 9 on water jacket 18, and testing tube 9 extends to ground or more from the middle part of water jacket 18, surveys
It is provided with scale value on test tube 9, the junction of testing tube 9 and water jacket 18 is provided with detection valve 6；The bottom of water jacket 18 is provided with row
Drain valve 4 and water injection valve 3 are separately installed on the mouth of a river and water filling port, discharge outlet and water filling port；Hydraulic pamp 1, drain valve 4, water filling
Valve 3, pressure retaining valve 17 and detection valve 6 are electrically connected with the controller, and water filling button, pressurizing button and pressure release are provided on controller and is pressed
Button.
This programme is preferably provided with mast-up 13 above pressure testing hole, and hoisting ring 15 is provided on sealing cover 10；Hydraulic pamp 1
It is provided with pressure release branch pipe between pressure testing pipe 12, relief valve 11 is installed, and pressure release branch pipe extends into pressure testing hole on pressure release branch pipe
Bottom, relief valve 11 are electrically connected with the controller；Water filling port is connect by pipeline with water filling water pump 2, and the top of water jacket 18 is provided with
One encloses drain tank 19, is provided with transition plates 16 between 18 upper edge of drain tank 19 and water jacket, and 19 bottom of drain tank is provided with hand
Dynamic drain valve 7.
This programme is used to carry out the water pressure test to high-pressure gas cylinder 5, before experiment, presses water filling button, controller control is beaten
Water injection valve 3 and detection valve 6 are opened, drain valve 4 and relief valve 11 is closed, fills the water into water jacket 18, be slightly below to the water in water jacket 18
Stop water filling after 18 mouthfuls of water jacket；Water filling button is turned off, water injection valve 3 is closed；It then will be on the cylinder valve of storage cylinder 5 and sealing cover 10
Connector connection, and be packed into water jacket 18 together, sealing cover 10 is read and records water jacket 18 for being sealed to water jacket 18
The registration value of liquid height in rear testing tube 9 is sealed.
Hereafter pressurizing button is pressed, controller controls pressure retaining valve 17 and hydraulic pamp 1 is opened, water is injected into storage cylinder 5, to
When the registration that pressure gauge 14 detects is equal with the detection pressure value that storage cylinder 5 is set, pressurizing button is closed, controller controls pressure maintaining
Valve 17 and hydraulic pamp 1 are closed, and detection process enters state of pressure keeping；After state of pressure keeping have passed through 30 seconds, liquid level in read test pipe 9
Registration, and note down, the difference of the registration value before registration value and pressurization at this time is the Volume variation amount of air accumulator.
After registration is read, pressure relief press button is pressed, controller control relief valve 11 and pressure retaining valve 17 are opened, to storage cylinder
High pressure water in 5 carries out pressure release, after the registration of pressure gauge 14 reaches 0, records the liquid level registration in detection pipe, registration at this time
The difference of value and the registration value before pressurization is the remaining deformation of storage cylinder 5；Hereafter, it opens sealing cover 10 and takes out storage cylinder 5, examination
Press through journey completion.The ratio of permanent volumetric expansion amount and Volume variation amount is exactly the rate of residual volumetric deformation of storage cylinder 5.
Drain valve 4, water injection valve 3, pressure retaining valve 17, detection valve 6 and relief valve 11 are all made of 2P025-08 type solenoid valve, pressure
Table uses MD-S210 digital display pressure gauge, and controller uses C51 single-chip microcontroller.
Mast-up 13 on pressure testing hole facilitates operation, reduces working strength for lifting storage cylinder 5 and sealing cover 10；It lets out
Pressure branch pipe is used to let out the high pressure water in lower storage cylinder 5, and storage cylinder 5 easy to disassemble improves the safety of operation；Water filling port can be direct
The water overflowed when being filled the water by water pump into water jacket 18, and installing sealing cover 10 is directly entered in overflow groove, 16 side of transition plates
Just during sealing cover 10 are installed sealing cover 10 and water jacket 18 cooperation；Water jacket 18 uses up big and down small cone bucket, can have
Effect reduces the volume of water jacket 18, improves the accuracy of test；Drain valve 4 is used for the water being discharged in water jacket 18, convenient for cleaning water jacket
18。
The utility model is designed reasonably, structure is simple, by the cooperation of controller and each pipeline upper valve body, realizes to storage
The water pressure test of gas cylinder 5, and it is easy to operate, it is safe and reliable, utilization can be widely popularized.
Claims (6)
1. a kind of storage cylinder pressure testing device, which is characterized in that including water jacket (18), the water jacket (18), which is fixed on ground, to be opened up
Pressure testing hole in, and water jacket (18) is up big and down small cone bucket, is provided with sealing cover (10), the sealing on the water jacket (18)
It is provided with sealing ring (8) on lid (10), the center of the sealing cover (10) is provided through pressure testing pipe (12), the pressure testing pipe
(12) lower end is provided with the connector of connection gas storage cylinder valve, and the upper end of the pressure testing pipe (12) is connected by pipeline and hydraulic pamp (1)
It connects, the junction of the pressure testing pipe (12) and pipeline is provided with pressure retaining valve (17) and pressure gauge (14)；Connect on the water jacket (18)
It is connected to vertical testing tube (9), and testing tube (9) extends to ground or more in the middle part of water jacket (18), on the testing tube (9)
It is provided with scale value, the junction of the testing tube (9) and water jacket (18) is provided with detection valve (6)；The bottom of the water jacket (18)
Portion is provided with discharge outlet and water filling port, and drain valve (4) and water injection valve (3) are separately installed in the discharge outlet and water filling port；Institute
It states hydraulic pamp (1), drain valve (4), water injection valve (3), pressure retaining valve (17) and detection valve (6) to be electrically connected with the controller, the control
Water filling button, pressurizing button and pressure relief press button are provided on device processed.
2. storage cylinder pressure testing device according to claim 1, which is characterized in that pressure testing hole top is provided with mast-up
(13), hoisting ring (15) are provided on the sealing cover (10).
3. storage cylinder pressure testing device according to claim 1, which is characterized in that the hydraulic pamp (1) and pressure testing pipe (12)
Between be provided with pressure release branch pipe, be equipped on the pressure release branch pipe relief valve (11), and pressure release branch pipe extend into pressure testing hole bottom,
The relief valve (11) is electrically connected with the controller.
4. storage cylinder pressure testing device according to claim 1, which is characterized in that the water filling port passes through pipeline and water filling water
(2) connection is pumped, the water filling water pump (2) is electrically connected with the controller.
5. storage cylinder pressure testing device according to claim 1, which is characterized in that the top of the water jacket (18) is provided with one
It encloses drain tank (19), is provided with transition plates (16) between the drain tank (19) and water jacket (18) upper edge, and drain tank (19)
Bottom is provided with manually drain valve (7).
6. storage cylinder pressure testing device according to claim 1, which is characterized in that there are two water jackets for setting in the pressure testing hole
(18)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447685.4U CN209356317U (en) | 2018-09-05 | 2018-09-05 | A kind of storage cylinder pressure testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821447685.4U CN209356317U (en) | 2018-09-05 | 2018-09-05 | A kind of storage cylinder pressure testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209356317U true CN209356317U (en) | 2019-09-06 |
Family
ID=67778089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821447685.4U Expired - Fee Related CN209356317U (en) | 2018-09-05 | 2018-09-05 | A kind of storage cylinder pressure testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209356317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751063A (en) * | 2020-07-06 | 2020-10-09 | 卢平平 | Inflatable anesthesia mask air bag inflation testing device |
-
2018
- 2018-09-05 CN CN201821447685.4U patent/CN209356317U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111751063A (en) * | 2020-07-06 | 2020-10-09 | 卢平平 | Inflatable anesthesia mask air bag inflation testing device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190906 Termination date: 20210905 |