CN105156890A - Twisting resistance detection system for gas filling hose - Google Patents
Twisting resistance detection system for gas filling hose Download PDFInfo
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- CN105156890A CN105156890A CN201510500860.6A CN201510500860A CN105156890A CN 105156890 A CN105156890 A CN 105156890A CN 201510500860 A CN201510500860 A CN 201510500860A CN 105156890 A CN105156890 A CN 105156890A
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Abstract
The invention discloses a twisting resistance detection system for a gas filling hose and particularly relates to the technical field of twisting resistance detection of hoses. The twisting resistance detection system overcomes the defect that an existing gas filling hose detecting device can only detect the anti-tensile property of gas filling hoses. The twisting resistance detection system for the gas filling hose comprises a gas source generating device, a pressure regulating device, a twisting resistance detecting device and a monitoring device. The output end of the gas source generating device is connected with the pressure regulating device. The twisting resistance detecting device is used for being connected with the pressure regulating device. The gas source generating device comprises a compressor which is connected with a gas storage container. The output end of the gas storage container is connected with a cut-off valve. The pressure regulating device comprises a pressure stabilizing valve which comprises a plurality of stages of branch circuits. The outlets of the branch circuits are each provided with a valve. The twisting resistance detecting device comprises a detecting port and a fixing table. A clamping sleeve is arranged on the detecting port. A camera is arranged in the twisting resistance detecting device and connected with the monitoring device.
Description
Technical field
The present invention relates to flexible pipe kink resistance detection technique field, be specifically related to a kind of aerating flexible pipe kink resistance detection system.
Background technique
2013, China's natural gas import volume increased 25% on year-on-year basis, reached 530 billion cubic meters, and annual rock gas Apparent con-sumption reaches 1676 billion cubic meters, and rock gas has become China and mainly consumed one of energy.Rock gas mainly exists with the form of compressed natural gas (i.e. CNG), and along with the consumption figure of CNG increases year by year, the quantity of CNG gas station also increases year by year.CNG is delivered to automobile cylinder for automobile by aerating flexible pipe by CNG gas station terminal filling machine.Due to aerating flexible pipe conveying CNG pressure up to 20MPa, therefore aerating flexible pipe resistance to compression stretch require and antitorque knot requirement very high, the links such as flexible pipe dispatches from the factory, come into operation must carry out antitorque knot detection.
A kind of flexible pipe of existing patent detects the device that machine [patent No.: 201320037118.2] discloses a kind of detection that stretches for aerating flexible pipe, this device comprises frame, tension test mechanism, control gear, and capital equipment has riser guide, cylinder, flexible pipe fixed block etc.Tested flexible pipe one end is connected on fixed block, and the other end is connected to counterweight, and by regulating counterweight size to change the stretching dynamics applied, flexible pipe fixed block can carry out lift adjustment on riser guide.During test, pulling force is applied to flexible pipe, after maintaining a period of time, observe flexible pipe level of stretch.The method can only detect the stretch-proof characteristic of aerating flexible pipe, and CNG filling machine aerating flexible pipe exists situation of twisting together in a large number in the middle of using process, causes aerating flexible pipe to occur that slight crack even breaks, and affects the normal aerating work of filling machine.Therefore need to detect for the antitorque junction characteristic of aerating flexible pipe, the Security of test environment needs to improve further in addition.
Summary of the invention
The object of the invention is in the middle of using process, to there is a large amount of kink for filling machine aerating flexible pipe, and existing aerating flexible pipe detection facility is merely able to the deficiency of the stretch-proof characteristic detecting aerating flexible pipe, propose a kind of can detection by the kink situation of antitorque knot detection facility to gas-adding pipe, the adjustable a kind of aerating flexible pipe kink resistance detection system of gas pressure simple to operate, to be measured.
The present invention specifically adopts following technological scheme:
A kind of aerating flexible pipe kink resistance detection system, comprise source of the gas generation equipment, voltage adjusting device, antitorque knot detection facility and watch-dog, the output terminal of described source of the gas generation equipment connects voltage adjusting device, described antitorque knot detection facility is for connecting voltage adjusting device, described source of the gas generation equipment comprises compressor, described compressor is connected with air container, the output terminal of described air container is connected with cut-off valve, described voltage adjusting device comprises pressure stabilized valve, described pressure stabilized valve comprises multistage branch road, the outlet of described branch road at different levels is equipped with valve, described antitorque knot detection facility comprises detection mouth and stationary platen, described detection mouth is provided with cutting ferrule, camera is provided with in described antitorque knot detection facility, described camera connects watch-dog.
Preferably, safety valve and pressure gauge is provided with between described air container and cut-off valve.
Preferably, the output terminal of described voltage adjusting device is provided with atmospheric valve and pressure gauge.
Preferably, described pressure stabilized valve comprises high, medium and low three grades of branch roads, and three grades of branch circuit parallel connections connect.
The beneficial effect that the present invention has is: this aerating flexible pipe kink resistance detection system medium power gas can adjust different pressures value according to the testing requirement of correspondence; Flexible pipe adopts cutting ferrule to be connected with detection mouth, simplifies flexible pipe means of fixation, improves flexible pipe detection efficiency; Detection results is more directly perceived, test process can realize automation remote monitoring, ensure that the Security of detection.
Accompanying drawing explanation
Fig. 1 is a kind of aerating flexible pipe kink resistance detection system schematic diagram.
Wherein, 1 is compressor, and 2 is air container, 3 is safety valve, and 4 is cut-off valve, and 5 is pressure gauge, 6 is pressure stabilized valve, and 7 is valve, and 8 is atmospheric valve, 9 for detecting mouth, and 10 is stationary platen, and 11 is camera, 12 is watch-dog, 13 is source of the gas generation equipment, and 14 is voltage adjusting device, and 15 is antitorque knot detection facility.
Embodiment
Below in conjunction with the drawings and specific embodiments, the specific embodiment of the present invention is described further:
As shown in Figure 1, a kind of aerating flexible pipe kink resistance detection system, comprise source of the gas generation equipment 13, voltage adjusting device 14, antitorque knot detection facility 15 and watch-dog 12, the output terminal of source of the gas generation equipment 13 connects voltage adjusting device 14, antitorque knot detection facility 15 is for connecting voltage adjusting device 14, and source of the gas generation equipment 13 comprises compressor 1, and compressor 1 is connected with air container 2, the output terminal of air container 2 is connected with cut-off valve 4, is provided with safety valve 3 and pressure gauge 5 between air container 2 and cut-off valve 4.Voltage adjusting device 14 comprises pressure stabilized valve 6, and pressure stabilized valve 6 comprises high, medium and low three grades of branch roads, and three grades of branch circuit parallel connections connect.The outlet of branch road at different levels is equipped with valve 7, and the output terminal of voltage adjusting device 14 is provided with atmospheric valve 8 and pressure gauge 5.Antitorque knot detection facility 15 comprises detection mouth 9 and stationary platen 10, and detect mouth 9 and be provided with cutting ferrule, be provided with camera 11 in antitorque knot detection facility 15, camera 11 connects watch-dog.
Gas compression is sent in air container 2 that to carry out storage for subsequent use by compressor 1, and air container 2 outlet port is equipped with pressure gauge 5, for showing corresponding force value.When the pressure in air container 2 is lower than setting value, compressor 1 starts automatically, supplements pressurized gas and stops to during authorized pressure value.The outlet of air container 2 is equipped with safety valve 3 and cut-off valve 4, for safety protection during system exception high pressure.Pressurized gas enters the pressure stabilized valve 6 in voltage adjusting device 14 through the outlet of air container 2, pressure stabilized valve 6 comprises the multistage branch roads such as high, medium and low, the quantity of branch road at different levels and pressure regulation value can regulate according to detection demand, the outlet of branch road at different levels is all equipped with valve 7, is convenient to the replacing and Measuring error etc. of pressure stabilized valve 6.
The workflow of this aerating flexible pipe kink resistance detection system is: to be contained in by hose clip to be detected on stationary platen 10 and to connect with the cutting ferrule on corresponding detection mouth 9, the left and right span of flexible pipe to be detected on stationary platen 10 is 20 times of inner diameter to be detected, and the distance on flexible pipe top to be detected to stationary platen 10 surface is 10 times of inner diameter to be detected.When flexible pipe to be detected detects, the steel ball that a diameter is inner diameter half to be detected is filled at detection mouth 9, the steel ball put into is pushed ahead along hose inner wall to be detected by source of the gas generation equipment 13 releasing compressed gas, utilize voltage adjusting device 14 constantly adjustment detection mouth 9 outlet pressure, can the mode that freely reach the flexible pipe the other end to be detected by observing steel ball judge that whether the kink resistance of aerating flexible pipe is good.Camera 11 has been installed in antitorque knot detection facility district, and signal of video signal introduces watch-dog 12, and operator observe whole testing process by watch-dog 12, avoid the risk of detection operation with pressure.
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (4)
1. an aerating flexible pipe kink resistance detection system, comprise source of the gas generation equipment, voltage adjusting device, antitorque knot detection facility and watch-dog, it is characterized in that, the output terminal of described source of the gas generation equipment connects voltage adjusting device, described antitorque knot detection facility is for connecting voltage adjusting device, described source of the gas generation equipment comprises compressor, described compressor is connected with air container, the output terminal of described air container is connected with cut-off valve, described voltage adjusting device comprises pressure stabilized valve, described pressure stabilized valve comprises multistage branch road, the outlet of described branch road at different levels is equipped with valve, described antitorque knot detection facility comprises detection mouth and stationary platen, described detection mouth is provided with cutting ferrule, camera is provided with in described antitorque knot detection facility, described camera connects watch-dog.
2. a kind of aerating flexible pipe kink resistance detection system as claimed in claim 1, is characterized in that, be provided with safety valve and pressure gauge between described air container and cut-off valve.
3. a kind of aerating flexible pipe kink resistance detection system as claimed in claim 1, it is characterized in that, the output terminal of described voltage adjusting device is provided with atmospheric valve and pressure gauge.
4. a kind of aerating flexible pipe kink resistance detection system as claimed in claim 1, it is characterized in that, described pressure stabilized valve comprises high, medium and low three grades of branch roads, and three grades of branch circuit parallel connections connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510500860.6A CN105156890B (en) | 2015-08-14 | 2015-08-14 | A kind of aerating flexible pipe kink resistance detecting system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510500860.6A CN105156890B (en) | 2015-08-14 | 2015-08-14 | A kind of aerating flexible pipe kink resistance detecting system |
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| CN105156890A true CN105156890A (en) | 2015-12-16 |
| CN105156890B CN105156890B (en) | 2017-08-29 |
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| CN201510500860.6A Active CN105156890B (en) | 2015-08-14 | 2015-08-14 | A kind of aerating flexible pipe kink resistance detecting system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594750A (en) * | 2020-06-23 | 2020-08-28 | 山东奥扬新能源科技股份有限公司 | LNG gas cylinder fills nitrogen detecting system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001066234A (en) * | 1999-08-27 | 2001-03-16 | Yokohama Rubber Co Ltd:The | Hose bending jog for hose bending test |
| CN103353423A (en) * | 2013-06-30 | 2013-10-16 | 浙江大学 | Internal pressure-bending load testing apparatus for polyolefin pipe and polyolefin composite pipe |
| JP2013217829A (en) * | 2012-04-11 | 2013-10-24 | Nippon Steel & Sumitomo Metal | Bending test device and bending test method using the same |
| CN203629973U (en) * | 2013-12-16 | 2014-06-04 | 晟通科技集团有限公司 | Detection device for material loading and unloading hose pipe of tanker truck |
| CN104406862A (en) * | 2014-11-25 | 2015-03-11 | 华南理工大学 | Full-size four-point bending testing device for natural gas pipe as well as testing method |
-
2015
- 2015-08-14 CN CN201510500860.6A patent/CN105156890B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001066234A (en) * | 1999-08-27 | 2001-03-16 | Yokohama Rubber Co Ltd:The | Hose bending jog for hose bending test |
| JP2013217829A (en) * | 2012-04-11 | 2013-10-24 | Nippon Steel & Sumitomo Metal | Bending test device and bending test method using the same |
| CN103353423A (en) * | 2013-06-30 | 2013-10-16 | 浙江大学 | Internal pressure-bending load testing apparatus for polyolefin pipe and polyolefin composite pipe |
| CN203629973U (en) * | 2013-12-16 | 2014-06-04 | 晟通科技集团有限公司 | Detection device for material loading and unloading hose pipe of tanker truck |
| CN104406862A (en) * | 2014-11-25 | 2015-03-11 | 华南理工大学 | Full-size four-point bending testing device for natural gas pipe as well as testing method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111594750A (en) * | 2020-06-23 | 2020-08-28 | 山东奥扬新能源科技股份有限公司 | LNG gas cylinder fills nitrogen detecting system |
| CN111594750B (en) * | 2020-06-23 | 2024-06-07 | 山东奥扬新能源科技股份有限公司 | LNG gas cylinder fills nitrogen detecting system |
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| CN105156890B (en) | 2017-08-29 |
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Address after: Yanan City, Shandong province Qingdao City three road 266071 No. 218 Applicant after: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. Applicant after: Sinopec Corp. Address before: 100728 Chaoyangmen street, Beijing, No. 22, No. Applicant before: Sinopec Corp. Applicant before: Qingdao Safety Engineering Research Institute of Sinopec Co., Ltd. |
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