CN110242858A

CN110242858A - For storing the pressure vessel of high pressure gas

Info

Publication number: CN110242858A
Application number: CN201910619607.0A
Authority: CN
Inventors: 金起永
Original assignee: IL SUNG MACHINERY CO Ltd
Current assignee: IL SUNG MACHINERY CO Ltd
Priority date: 2018-07-10
Filing date: 2019-07-10
Publication date: 2019-09-17
Also published as: KR102134625B1; KR20200006224A

Abstract

The present invention relates to a kind of for storing the pressure vessel of high pressure gas, comprising: liner 10 is made of the tube body of set diameter, is formed with external thread part 102 at both ends；Inserts 20, outside are formed with engaging portion 201, and central part is formed with through hole 202, so that the form that inner face is tightly attached to the end of the liner 10 is symmetrically disposed on the both ends of liner 10；First seal member 30 is set between the end of the liner 10 and the inner face of inserts 20, keeps airtight；It is fastenedly connected component 40, it is formed with the internal thread part 401 that screw is incorporated into the external thread part 102, to which effect is, prevent the volume-diminished of hollow portion 101, and screw is formed by the way that the helical ring independently formed 104 is welded in liner, accordingly, so that the processability of screw and accuracy improve, the end for reinforcing line 50 is welded in while reinforcing the intensity of liner 10 by being fastenedly connected component 40 and is fastenedly connected component 40 and is fixed, 10 deterioration of liner can be prevented.

Description

For storing the pressure vessel of high pressure gas

Technical field

The present invention relates to a kind of for storing the pressure vessel of high pressure gas, in further detail, is related to a kind of for storing The pressure vessel of high pressure gas, being incorporated into the outside of liner by will be fastenedly connected component screw prevents the volume of hollow portion from contracting It is small, and screw is formed by the way that the helical ring independently formed is welded in liner, accordingly, so that the processability and essence of screw Close property improves, and reinforces the intensity of liner by being fastenedly connected component, by the way that the end for being wound in the reinforcing line of liner to be welded in It is fastenedly connected component and is fixed, can prevent liner from deteriorating.

Background technique

As industrialization rapidly develops, the consumption of fossil fuel at geometric progression increases, tight so as to cause environmental pollution The social concern aggravation of weight, countries in the world have been paid largely to reduce the vehicle exhaust as the main arch-criminal of environmental pollution Effort.

Therefore, as replacing the clean fuel of existing motor vehicle fuel gasoline and diesel oil, hydrogen fuel is developed.

Hydrogen fuel is not only to be only second to the most abundant element of carbon and nitrogen on the earth, and is that generation is extremely micro when burning Nitrogen oxides and the clean energies of other public hazards substances is not discharged, can be with the water present on the earth almost without limitation It is fabricated for raw material, recirculates to water after use again, therefore be the most preferred energy of also inexhausted worry.Cause This, hydrogen fuel as the fuel of new generation that can solve many problems such as the currently resource exhaustion, the environmental pollution that are facing and It attracts attention, and is actively carrying out the various researchs for using hydrogen in motor vehicle fuel and industry body or average family.

In addition, being turned into energy resources to commonly use hydrogen, hydrogen station should be constructed first, needs to develop benefit thus With the compressor of high pressure compressed hydrogen and the pressure vessel for being used to store hydrogen that can efficiently store high pressure hydrogen.

It is following one kind for storing the container of hydrogen as using high pressure compressed hydrogen gas and the container that is stored Component: it when internal gas is filled/discharged, is exposed in -40 DEG C and 85 DEG C of environment, according to 30 years target life objectives, it is ensured that The durability of minimum 10,000 Reusabilities.

With regard to for according to material and composite material intensifying method is used, distinguishing for storing the pressure vessel of high pressure gas For 4 kinds of modes such as Type-1, Type-2, Type-3, Type-4, it is used as transport tube trailer and hydrogen station, carries hydrogen Power car etc..

Type-3,4 modes use carbon raw material, to have lighter characteristic, due to the weight directly related with fuel consumption Amount so being suitable for vehicle, but has the shortcomings that producing cost is high.

Therefore, it in no weight issue and needs the ground of mass storage, mainly to solve to store up in the way of Type-1,2 Topic is sent one's regards to, Type-2 mode is the reinforcing material that glass fibre or carbon fiber are impregnated in resin by winding on the liner of metal material Material, not only can be improved pressure store, but also light-weight compared to the Type-1 mode of metal material, thus is arranged by multi-purpose work Large capacity pressure vessel in ground.

In addition, as described above be used to internally fill high pressure gas for storing the pressure vessel of high pressure gas in order to be arranged Body or for measuring pressure, various auxiliary equipments of the meter etc for measuring residual gas volume etc., in the lining of pressure vessel It pads inner peripheral surface and forms internal thread part, so that the lid screw for being formed with external thread part is incorporated into the internal thread part, in order to prevent The gas of screw joint portion leaks and is embedded with gas-tight seal circle.

But existing large capacity pressure vessel is so that screw is incorporated into the lid of the internal thread part formed in spacer ends Son devotes the state in the hollow portion of the liner filled with gas and realizes that screw combines, and accordingly, lid occupies hollow portion space Quite a few, thus have the shortcomings that so that for store gas hollow portion volume reduce.

In addition, combining the sealing force at caused liner both ends excessively to tighten lid to improve the screw by lid In the case where son, make in liner by tightening while pressure expands the both ends internal diameter of liner for lid instead Gap is generated between screw thread and the external thread part of lid, to have the shortcomings that a possibility that increasing gas leakage.

In addition, length reaches several meters long in the case where large capacity pressure vessel, in the case that capacity is big, length is very long, Some is even more than 10m, in order to which portion's inner peripheral surface forms internal thread part at one end, it may have is difficult to control the long pressure of length and holds Device is difficult to the shortcomings that Precision Machining internal thread part.In addition, the pressure vessel of Type-2 mode in order to reinforce intensity, is also padding The reinforcing line of external coiled metal material will reinforce wire bonding and be connected to pressure for the both ends of the fixed reinforcing line so wound The liner of container and be fixed, accordingly, the disadvantage is that, due to the heating for the high temperature for being applied to pressure vessel in welding process, So that pressure vessel generates the damage caused by deteriorating, the danger of gas leakage is improved.

Advanced technical literature

Patent document

(patent document 0001) registers patent gazette the 10-0804789th

Summary of the invention

Of the invention is to solve problem of the prior art as described above for storing the pressure vessel of high pressure gas And propose, it is fastenedly connected component it is intended that forming external thread part by the outer peripheral surface in liner and combining come screw, thus So that the volume-diminished of the hollow portion filled with gas minimizes.

In addition, one is formed and it is intended that padding by the way that the helical ring being formed separately with liner to be welded in, according to This, so that the processability of screw and accuracy improve.

In addition, it is intended that by screw be incorporated into liner be fastenedly connected component reinforce liner intensity.

In addition, it is intended that by the way that the end for being wound in the reinforcing line of liner outer peripheral surface is welded in the portion of being fastenedly connected Part is fixed, and can prevent liner from deteriorating.

In addition, it is intended that the reinforcing line for being wound in liner outer peripheral surface is made to be incorporated into liner both ends by screw The component that is fastenedly connected be supported, thus stably keep reinforce line reeling condition.

Of the invention is to solve problem of the prior art as described above for storing the pressure vessel of high pressure gas And propose, it is intended that by setting leakage sensing device, to can be perceived rapidly and easily in gas leakage Gas leakage.

In order to realize the purpose invented as described above, the pressure vessel for storing high pressure gas of the invention includes:

Liner 10, is made of the tube body of set diameter, is formed with external thread part 102 at both ends；

Inserts 20, outside are formed with engaging portion 201, and central part is formed with through hole 202, so that inner face is tightly attached to institute The form for stating the end of liner 10 is symmetrically disposed on the both ends of liner 10；

First seal member 30 is set between the end of the liner 10 and the inner face of inserts 20, keeps airtight；

It is fastenedly connected component 40, the internal thread part 401 that screw is incorporated into the external thread part 102 is formed with, has confession The combined hole 402 that the engaging portion 201 is inserted into adds the inserts 20 Compress the end for being affixed on liner 10；

Line 50 is reinforced, to wind in the form of surrounding the entire outer peripheral surface of the liner 10, both ends are adhered to and are fixed on It is described to be fastenedly connected component 40.

The external thread part 102 is formed in the outer peripheral surface of helical ring 104 being individually formed with the liner 10, and by spiral shell Rotation ring 104 is welded in the end of liner 10 and is integrally formed.

The component 40 that is fastenedly connected further includes cricoid covering part 403, covering part 403 from the internal thread part 401 to Outside protrudes to be formed with specific length, and surrounds the outer peripheral surface of the liner 10.

The component 40 that is fastenedly connected further includes insertion groove 404, and the end for reinforcing line 50 is inserted into and is welded in described The medial end of insertion groove 404.

The pressure vessel for being used to store high pressure gas of the invention further include: the second seal member 31, in the liner There is the diameter bigger than first seal member 30 between 10 end and the inner face of inserts 20.

The inserts 20 is formed with from inner face and penetrates through to the leakage guide hole 205 of outside, and the inside for leaking guide hole 205 enters Mouth is provided between first seal member 30 and the second seal member 30 in the outer outlets of leakage guide hole 205 Gas leaks sensing device 60.

Gas leakage sensing device 60 includes: discoloration display unit 601, by with pass through the leakage guide hole 205 leaked gas react to change color.

The gas leakage sensing device 60 includes: pressure sense part 602, and perception passes through the leakage guide hole 205 The pressure of leaked gas.

The gas leaks sensing device 60

Gas sense part 603, perception pass through 205 leaked gas of leakage guide hole；

Wireless transmission means 604, the alarm signal that transmission is generated according to the leakage perception of the gas sense part 603；

Wireless receiving section 605 receives the signal transmitted from the wireless transmission means 604；

Alarm portion 606 is exported according to the signal that the wireless receiving section 605 receives to audio-visual apparatus.

Pressure vessel for storing high pressure gas of the invention forms external thread part by the outer peripheral surface in liner come spiral shell Silk combines and is fastenedly connected component, so that effect is, so that the volume-diminished of the hollow portion filled with gas minimizes.

In addition, its effect is, one is formed and the helical ring being formed separately with liner is welded in liner, according to This, so that the processability of screw and accuracy improve.

In addition, its effect is, encirclement liner both ends are become by the component that is fastenedly connected for making screw be incorporated into liner The form of portion's outer peripheral surface come reinforce liner intensity.

In addition, its effect is, by the way that the end for being wound in the reinforcing line of liner outer peripheral surface is welded in the portion of being fastenedly connected Part is simultaneously fixed, and can prevent liner from deteriorating.

In addition, its effect is, so that the reinforcing line for being wound in liner outer peripheral surface is incorporated into liner both ends by screw The component that is fastenedly connected be supported, thus stably keep reinforce line reeling condition, stably kept accordingly by reinforcing line The intensity of increased liner.

In addition, its effect is, sensing device is leaked by setting, thus can rapidly and easily in gas leakage Perceive gas leakage.

Detailed description of the invention

Fig. 1 is according to the present invention for storing the perspective view of the embodiment of the pressure vessel of high pressure gas.

Fig. 2 is according to the present invention for storing the one end sectional view of the embodiment of the pressure vessel of high pressure gas.

Fig. 3 is the one end for showing another embodiment of screw of the pressure vessel for storing high pressure gas of the invention Portion's sectional view.

Fig. 4 is another setting again for showing the first seal member of the pressure vessel for storing high pressure gas of the invention The one end sectional view of state.

Fig. 5 is another implementation again for being fastenedly connected component for showing the pressure vessel for storing high pressure gas of the invention The one end sectional view of example.

Fig. 6 is the second seal member and leakage guide hole for showing the pressure vessel for storing high pressure gas of the invention And the one end sectional view of gas leakage sensing device.

Fig. 7 is the second seal member and leakage guide hole for showing the pressure vessel for storing high pressure gas of the invention Still another embodiment one end sectional view.

Fig. 8 is show the gas leakage sensing device for storing the pressure vessel of high pressure gas of the invention again another The one end sectional view of embodiment.

Label declaration

1: for storing the pressure vessel 10 of high pressure gas: liner

101: hollow portion 102: external thread part

103: the first setting slots 104: helical ring

105: slot 20: inserts is arranged in third

201: engaging portion 202: through hole

Slot is arranged in 203: the second setting slots 204: the four

205: leakage 30: the first seal member of guide hole

31: the second seal members 40: it is fastenedly connected component

401: internal thread part 402: combined hole

403: covering part 404: insertion groove

50: reinforce line 60: gas leaks sensing device

601: discoloration display unit 602: pressure sense part

603: gas sense part 604: wireless transmission means

605: wireless receiving section 606: warning portion

Specific embodiment

Hereinafter, when the pressure vessel for storing high pressure gas of the invention is described in detail, according to this hair It is illustrated on the basis of bright embodiment, is not intended to technology limiting of the invention be in the embodiment recorded in this specification Documented implementation form, and be construed as include the embodiment of the present invention numerous variations, equipollent and/or sub.

Moreover, even if being played to according to the present invention constitute not while being illustrated to the embodiment of the present invention Function and effect are clearly set forth and are illustrated, can should also approve the effect that can be predicted by accordingly constituting certainly.

Fig. 1 is according to the present invention for storing the perspective view of the embodiment of the pressure vessel of high pressure gas, and Fig. 2 is basis The one end sectional view of the embodiment of pressure vessel for storing high pressure gas of the invention, Fig. 3 is to show use of the invention In the one end sectional view of another embodiment of the screw of the pressure vessel of storage high pressure gas, Fig. 4 shows of the invention For storing the one end sectional view of another setting state again of the first seal member 30 of the pressure vessel of high pressure gas.

It is illustrated referring to figs. 1 to Fig. 4.

The pressure vessel for storing high pressure gas of the invention includes liner 10, inserts 20, the first seal member 30, tight Be connected relay part 40, reinforcing line 50.

Preferably, the liner 10 is made of the metal tube of set diameter, and inside is formed in filling high pressure gas Empty portion 101, and formed along its length with identical thickness and identical diameter.

It is formed with external thread part 102 in the both ends outer peripheral surface of liner 10, so that described be fastenedly connected 40 spiral shell of component Silk combines.

The external thread part 102 of the liner 10 is formed in the outer peripheral surface for the helical ring 104 being individually formed with the liner 10, The helical ring 104 can be soldered to the end of liner 10 and be formed as one.

Therefore, directly do not reach the both ends outer peripheral surface threading of several meters long of liner 10 in length, but in length Spend short 104 outer peripheral surface of individual helical ring formed after external thread part 102 be interference fitted it is logical behind 10 both ends to padding It crosses welding and is formed as one, therefore the processability and accuracy of external thread part 102 can be improved.

The inserts 20 closely, be symmetrically disposed on the both ends of liner 10, including engaging portion 201, through hole 202.

Inserts 20 is close to be fixed on the both ends of the liner 10 by means of the fastening connection piece component 40, to pad 10 hollow portion 101 is sealed by inserts 20.

The engaging portion 201 outwardly protrudes to be formed and be fastenedly connected component 40 with described from the outside center of the inserts 20 In conjunction with.

The through hole 202 is formed in the central part of inserts 20, is formed through from the inner face of inserts 20 to the engaging portion 201 outside.At this time, it is preferable that screw thread is formed in the outer outlets of the through hole 202, so as to connect for inciting somebody to action High pressure gas fills the pipe-line equipment P of the hollow portion 101 to the liner 10.

First seal member 30 be set to it is described liner 10 end and inserts 20 inner face between, keep it is described in Empty portion 101 it is airtight.

In order to which the first seal member 30 is steadily arranged, as shown in Figure 2, it is preferable that in the end of the liner 10 Circumferential surface corner forms the first setting slot 103 of recess, and first seal member 30 insertion is set to the first setting slot Inside 103.

In addition, as shown in figure 4, can also form the second of recess in the inner face of inserts 20 is arranged slot 203, the first sealing The insertion of part 30 is set to inside the second setting slot 203.

The first seal member 30 being set as described above is to be clipped in the end of the liner 10 and the inner face of the inserts 20 Between form be set as cyclic annular, air-tightness is kept by Elastic Contact, accordingly, the outside and inserts from liner 10 can be prevented Gas leakage is generated between 20 inner faces.

Although first seal member 30 be preferably used be capable of the rubber of flexible deformation, tartan is made O-ring, but not limited to this, and the O-ring made of metal material can be used.

The component 40 that is fastenedly connected includes internal thread part 410, combined hole 402.

401 screw of internal thread part is incorporated into the external thread part 102 of the liner 10.

The engaging portion 201 of the inserts 20 is inserted into the combined hole 402.

Therefore, as 401 screw of internal thread part is incorporated into the external thread part 102 of liner 10, the knot of the inserts 20 Conjunction portion 201 is inserted into the combined hole 402 for being fastenedly connected component 40, accordingly, is fastenedly connected component 40 in conjunction with 10 screws of liner It is consistent with the center at the center of inserts 20, liner 10, while the end of liner 10 is tightly attached in the inner face pressurization of the inserts 20.

In addition, it is fastenedly connected component 40 with tightening, liner 10 while inserts 20 is close to the pressurization of 10 directions of liner The distance between inner face of end and inserts 20 is closer to be clipped in the first seal member 30 between liner 10 and inserts 20 Closely it is close to, and then improves air-tightness.

In addition, being fastenedly connected component 40 realizes that screw combines in the form of from the external end for surrounding liner 10, thus Being fastenedly connected during being fastenedly connected of component 40 can prevent from be unfolded outward in the end of liner 10 or in liner 10 and fasten Gas leakage occurs while generating gap between connector component 40.

As described above, being fastenedly connected component 40 and the independent production of inserts 20, screw is incorporated into liner 10, so as to improve The convenience being fastenedly connected.

The component 40 that is fastenedly connected is also provided with cricoid covering part 403, and covering part 403 is from the internal thread part 401 protrude the outer peripheral surface for forming certain length, and surrounding the liner 10 outward.

Therefore, described to cover when 401 screw of internal thread part for being fastenedly connected component 40 is incorporated into external thread part 102 It is covered while cover 403 and the 102 inside periphery face bonding of external thread part of liner 10, to prevent external thread part 102 Expose to outside, prevents from reinforcing the unevenly lamination of line 50 accordingly while reinforcing line 50 and being wound in external thread part 102.

In addition, the length of the internal thread part 401 forms longer than the length of the external thread part 102, thus when tight When 40 screw of relay part that is connected combines liner 10, external thread part 102 is prevented to be exposed to outside, is wound in accordingly in reinforcing line 50 outer It prevents from reinforcing the unevenly lamination of line 50 while threaded portion 102.

In addition, the processing with external thread part 102 is formed, 401 screw of internal thread part for being fastenedly connected component 40 is incorporated into The external thread part 102 of the liner 10 of weakened is whole while thickness is thinning, so that being fastenedly connected component 40 reinforces liner 10 External thread part 102 intensity.

The cross sectional shape for being fastenedly connected component 40 can be round or polygon.

When being fastenedly connected the section of component 40 and being formed as polygon, even if configuration is also possible to prevent unexpected on ground Rolling.

The structures for being fastenedly connected 40 Selection utilization screw fashion of component and being combined with the liner 10, so that it is guaranteed that Also dismounting is easy while sufficient open space for maintenance, to improve the convenience of maintenance, moreover, Er Qieli It is easily worked and is made with general lathe, to can also be improved the convenience of production.

It is described to reinforce line 50 to surround the form winding of the outer peripheral surface entirety of the liner 10, and reinforce the both ends of line 50 Portion is fastenedly connected component 40 and is fixed described in being attached to, to reinforce the intensity of liner 10.

In other words, reinforce line 50 with surround liner 10 outer peripheral surface entirety form winding be in order to using fill extremely The circumference stress (Hoop stress) that the high pressure gas of the hollow portion 101 of the liner 10 applies to liner 10 is supported.

It is preferable to use metal materials to be formed for the material for reinforcing line 50, and but not limited to this, naturally it is also possible to use The production such as carbon fiber, glass fibre.

In addition, the diameter for reinforcing line 50 is not limited, but if the diameter for reinforcing line 50 is thicker, it is wound in liner 10 Reinforcing line 50 between gap become larger, so that internal pressure cannot be supported sufficiently, moreover, and while winding need it is sizable Power.

Therefore, have in terms of reinforcing the smaller gap between reduction reinforcing line 50 of diameter of line 50 and in terms of winding power Benefit.

Preferably, the diameter for reinforcing line 50 is produced on the range of 0.005mm-2.5mm.

It is wound in addition, reinforcing being fastenedly connected between component 40 in conjunction with the both ends screw of the liner 10 of line 50 The outer peripheral surface of liner 10, and the both ends for reinforcing line 50 be fixed on it is described be fastenedly connected component 40, to be fastenedly connected component 40 The side of bracing reinforcement line 50 in the form of keeping the winding-structure of reinforcing line 50 for the outer peripheral surface for being wound in liner 10.

It is therefore preferred that from the center for being fastenedly connected component 40 to the distance for the outer peripheral surface for being fastenedly connected component 40 Formed thicker than the distance from the center of liner 10 to the outer surface for the most gabarit reinforcing line 50 for winding and being laminated in liner 10, So as to prevent from damaging caused by colliding due to reinforcing line 50 and ground face contact or with exterior object.

In addition, the reinforcing line 50 for being wound in liner 10 in order to prevent unclamps, the both ends attachment for reinforcing line 50 is fixed on It is fastenedly connected component 40, can be fixed by soldering or welding according to the material for reinforcing line 50.

Line 50 will be reinforced in the prior art is welded in liner 10, welding rod and lining while welding rod and liner 10 are exposed to high temperature Pad 10 melts simultaneously and realizes welding.At this point, liner 10 welding position is thermally damaged and weakened.

Therefore, it described be fastenedly connected component 40 by the way that the both ends attachment for reinforcing line 50 to be fixed on and can make directly The thermal damage for being applied to liner 10 minimizes.

It is illustrated referring to Fig. 5.

Insertion groove 404, the end for reinforcing line 50 are also provided in the medial end for being fastenedly connected component 40 Portion is inserted into and is welded in the insertion groove 404.

At this point, the insertion groove 404 can be formed as straight line, or zigzag or square.

Therefore, the state that the end for reinforcing line 50 is inserted into the insertion groove 404 is subjected to soldering or welding, thus right It reinforces line 50 to be fixed, the fixation for reinforcing line 50 accordingly is firmer.

Fig. 6 is the second seal member and leakage guide hole for showing the pressure vessel for storing high pressure gas of the invention And the one end sectional view of gas leakage sensing device, Fig. 7 are to show the pressure for storing high pressure gas of the invention to hold The one end sectional view of the still another embodiment of the second seal member and leakage guide hole of device, Fig. 8 is to show use of the invention In the one end sectional view of the still another embodiment of the gas leakage sensing device of the pressure vessel of storage high pressure gas.

It is illustrated referring to Fig. 6 to Fig. 8.

Being also provided between the end of the liner 10 and the inner face of inserts 20 has than first sealing Second seal member 31 of the big diameter of the diameter of part 30.

In other words, it is preferably that forming cricoid third setting slot 105 in the end of the liner 10, described second is close The envelope insertion of component 31 is set to the third setting slot 105.

In addition it is also possible to which the inner face in inserts 20 forms cricoid 4th setting slot 204, the insertion of the second seal member 31 is set It is placed in inside the 4th setting slot 204.

Second seal member 31 is clipped between the end of liner 10 and the inner face of inserts 20, and diameter is than described the One seal member 30 is big, therefore, is set to the outside of the first seal member 30, keeps from 30 leaked gas of the first seal member It is airtight.

Second seal member 31 is as first seal member 30, it is preferred to use with the rubber for capableing of flexible deformation O-ring made of glue, tartan, but not limited to this, and the O-ring made of metal material also can be used.

The inserts 20 is additionally provided with leakage guide hole 205.

The leakage guide hole 205 is formed through from the inside-out face, and leaks the inner inlet port of guide hole 205 Between first seal member 30 and the second seal member 31, gas leakage sensing device 60 is set to leakage guide hole 205 outer outlets.

Preferably, screw thread is formed in the outer outlets of the leakage guide hole 205, to be easy the setting gas leakage Sensing device 60.

Therefore, if gas is leaked from first seal member 30, the gas leaked out is because of the second seal member 31 between 20 inner face of end and inserts of liner 10 without leaking, but is discharged by the leakage guide hole 205.

At this point, the gas leakage sensing device 60 using the outboard end for being set to leakage guide hole 205 perceives gas immediately Body leakage, so as to the leakage of rapid processing gas.

Moreover, the gas leaked out is because second is close even if gas is leaked from certain of first seal member 30 It seals component 31 and is conducted through leakage guide hole 205 and is discharged, therefore can more accurately perceive leakage.

As shown in fig. 6, discoloration display unit 601, the discoloration display has can be set in the gas leakage sensing device 60 Portion 601 is by changing color with reacting from 30 leaked gas of the first seal member.

The discoloration display unit 601 changes color by reacting with leaked gas, thus by being confirmed whether Whether discoloration can confirm rapidly and easily gas leakage.

There is the case where hazardous gas of explosion danger when in particular, leaking as the hydrogen of high pressure filling, administrative staff are not having In the case where having for confirming other equipment that whether gas leaks, can also be confirmed by naked eyes discoloration display unit 601 come Confirm gas leakage whether, therefore the advantage is that gas leakage when, can promptly take safety measures, for example, ventilation, limit Combustible pyrotechnic processed close to etc..

In addition, the discoloration display unit 601 is according to filling to the pressure vessel for storing high pressure gas of the invention The type of gas and selectively constitute occur chemical stain many kinds of substance, let out so as to cope with the gas of a variety of types Leakage.

In addition, as shown in fig. 7, pressure sense part 602, the pressure has can be set in gas leakage sensing device 60 Sense part 602 perceives the pressure from 30 leaked gas of the first seal member.

It is preferable to use the pressure sensors that sensed pressure changes for the pressure sense part 602, but statement is not limited in advance This.

Use the case where pressure sensor is as pressure sense part 602, it not only can be by perceiving according to faint gas Whether the pressure change that leakage generates rapidly and easily to confirm gas leakage, and the price of pressure sensor is very low It is honest and clean, therefore have the advantages that economy is brilliant when perceiving gas leakage.

As shown in figure 8, gas leakage sensing device 60 may include gas sense part 603, wireless transmission means 604, Wireless receiving section 605, warning portion 606.

The gas sense part 603 is perceived to by 205 leaked gas of leakage guide hole.

At this point, the method perceived to the gas leaked out is not limited, but the type and gas according to gas can be used Precursor reactant and the color-changing display for changing color, or perceived using the pressure that the pressure changed when leaking gas is perceived Device.

The alarm signal that the transmission of wireless transmission means 604 is generated according to the leakage perception of the gas sense part 603.This When, it is preferable that the alarm signal includes the identification code for distinguishing the pressure vessel for storing high pressure gas.

In addition, it is preferable to use general near radio transmitting devices for wireless transmission means 604, it is certainly, described in order to operate Wireless transmission means 604 are provided with the battery that can be replaced.

Both set a distance is set the wireless receiving section 605 with the pressure vessel interval for storing high pressure gas of the invention It sets, it is preferable that use communication standard identical with the wireless communication part, passed so as to receive the wireless transmission means 604 Defeated wireless signal.

The alarm portion 606 is exported according to the signal that the wireless receiving section 605 receives to audiovisual such as buzzer, warning lamps Device, so that administrative staff recognize whether gas leaks in time.

Claims

1. a kind of for storing the pressure vessel of high pressure gas characterized by comprising

It pads (10), is made of the tube body of set diameter, is formed with external thread part (102) at both ends；

Inserts (20), outside are formed with engaging portion (201), and central part is formed with through hole (202), so that inner face is tightly attached to The form of the end of the liner (10) is symmetrically disposed on the both ends of liner (10)；

First seal member (30) is set between the end of the liner (10) and the inner face of inserts (20), keeps airtight；

Component (40) are fastenedly connected, the internal thread part (401) that screw is incorporated into the external thread part (102) is formed with, has For the combined hole (402) of the engaging portion (201) insertion, make while in conjunction with the external thread part (102) screw described Inserts (20), which pressurizes, is tightly attached to the end of liner (10)；

It reinforces line (50), to wind in the form of surrounding the entire outer peripheral surface of the liner (10), both ends are adhered to and are fixed on It is described to be fastenedly connected component (40).

2. according to claim 1 for storing the pressure vessel of high pressure gas, which is characterized in that

The external thread part (102) is formed in the outer peripheral surface for the helical ring (104) being individually formed with the liner (10), and will Helical ring (104) is welded in the end of liner (10) and is integrally formed.

3. according to claim 1 for storing the pressure vessel of high pressure gas, which is characterized in that

The component (40) that is fastenedly connected further includes cricoid covering part (403), and covering part (403) is from the internal thread part (401) protrusion forms certain length outward, and surrounds the outer peripheral surface of the liner (10).

4. according to claim 1 for storing the pressure vessel of high pressure gas, which is characterized in that

The component (40) that is fastenedly connected further includes insertion groove (404), and the end for reinforcing line (50) is inserted into and is welded in institute State the medial end of insertion groove (404).

5. according to claim 1 for storing the pressure vessel of high pressure gas, which is characterized in that further include:

Second seal member (31) has between the end of the liner (10) and the inner face of inserts (20) than described first The bigger diameter of seal member (30).

6. according to claim 5 for storing the pressure vessel of high pressure gas, which is characterized in that

The inserts (20) is formed with the leakage guide hole (205) penetrated through from inside-out face,

The inner inlet port of guide hole (205) is leaked between first seal member (30) and the second seal member (31),

The outer outlets of leakage guide hole (205) are provided with gas leakage sensing device (60).

7. according to claim 6 for storing the pressure vessel of high pressure gas, which is characterized in that the gas leakage sense Know that device (60) includes:

Change colour display unit (601), by changing face with reacting by leakage guide hole (205) leaked gas Color.

8. according to claim 6 for storing the pressure vessel of high pressure gas, which is characterized in that the gas leakage sense Know that device (60) includes:

Pressure sense part (602), the pressure that perception passes through described leakage guide hole (205) leaked gas.

9. according to claim 6 for storing the pressure vessel of high pressure gas, which is characterized in that the gas leakage sense Know that device (60) includes:

Gas sense part (603), perception pass through leakage guide hole (205) leaked gas；

Wireless transmission means (604), the alarm signal that transmission is generated according to the leakage perception of the gas sense part (603)；

Wireless receiving section (605) receives the signal transmitted from the wireless transmission means (604)；

Alarm portion (606) is exported according to the signal that the wireless receiving section (605) receives to audio-visual apparatus.