CN103883875A - Gas fitting capable of blocking at low pressure - Google Patents
Gas fitting capable of blocking at low pressure Download PDFInfo
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- CN103883875A CN103883875A CN201310700709.8A CN201310700709A CN103883875A CN 103883875 A CN103883875 A CN 103883875A CN 201310700709 A CN201310700709 A CN 201310700709A CN 103883875 A CN103883875 A CN 103883875A
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- gas
- valve plug
- main valve
- outlet
- low pressure
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- 230000000903 blocking effect Effects 0.000 title claims abstract description 23
- 239000003381 stabilizer Substances 0.000 claims description 11
- 238000009966 trimming Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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Abstract
A gas fitting capable of blocking low pressure comprises a body, a main valve plug and a blocking valve. The body includes a main flow passage having a main valve chamber. The main valve plug is mounted to the main valve chamber and includes an internal flow passage. The inner flow passage has an inner inlet, an inner outlet and an inner valve chamber for gas to flow in and out respectively. This shutoff valve includes a valve plug spare and pushes away the elastic component of this valve plug spare, when being greater than a default by a pressure value of this interior entry inflow gas, can promote this valve plug spare and leave this interior entry, makes gas can be via this interior valve chamber and by the outflow of this interior export, when a pressure value of the gas that flows in is less than this default, can not promote this valve plug spare and leave this interior entry, makes gas can not be by the outflow of this interior export. Therefore, the user can conveniently control the gas storage in the barreled gas.
Description
Technical field
The present invention relates to a kind of gas accessory, refer to especially a kind of gas accessory that can interdict in low pressure.
Background technique
Consult Fig. 1, for existing a kind of gas stock detecting device, this gas stock detecting device comprises an energy removal and is connected in the connection supervisor 11 of a gas cylinder 10, a voltage stabilizer 12 that is arranged at this connection supervisor 11, and one be arranged at this connection supervisor 11 and the pressure gauge 13 between between this gas cylinder 10 and this voltage stabilizer 12, user can be by a pointer 131 watching this pressure gauge 13, the gas stock in can this gas cylinder 10 of solution much of that.
Consult Fig. 2, for existing another kind of gas stock detecting device, this gas stock detecting device comprises an energy removal and is connected in the connection supervisor 15 of a gas cylinder 14, a rapid pipe joint seat 16 that is arranged at these connection supervisor's 15 1 sides and has a magnetic reed switch 161, and one is connected in a gas cylinder 18 for subsequent use and can be inserted in this rapid pipe joint seat 16 removal and has the rapid pipe joint 17 of a magnetic force part 171.
In the time that the gas of this gas cylinder 14 is finished, user need certainly be about to this rapid pipe joint 17 of this gas cylinder 18 for subsequent use and connect this rapid pipe joint seat 16, now this magnetic force part 171 can touch this magnetic reed switch 161, and trigger an automatic signal-transmitting machine (not shown) of induction and transmit signal to a dialing main frame (not shown), this dialing main frame just auto dialing to gas seller, gas seller integrates after each user's information, the route of the gas of just planning to provide and deliver.
Existing the first gas detecting storage device, though can know and show gas stock from this pressure gauge 13, but general for the consideration in safety, this gas cylinder more than 14 can leave balcony or the more inconvenient place of looking of looking into constantly such as outdoor in, therefore, if user is without noting constantly the gas stock of this gas cylinder 14, or the half of may having a bath is the half of cooking, and the puzzlement that gas has been finished.
And existing the second gas detecting storage device, although can be in the time that user connects this gas cylinder 18 for subsequent use voluntarily, auto dialing is to gas seller, but so user needs the gas cylinders 18 for subsequent use that store more, not only take up room and increased the security risk of potentiality, and after gas is finished, user still must connect this gas cylinder 18 for subsequent use voluntarily, and wait for gas seller's another new gas cylinder for subsequent use of providing and delivering again, this and current user's use habit also do not meet, and gas seller has integrated after each user's information, still need to confirm distribution time with user one by one again, if user misses gas seller's talk-back, may cause user in the time of wait acknowledge distribution time, just gas for subsequent use is finished, and must get in touch with voluntarily gas seller, also need on the contrary phone repeatedly to come and go contact, moreover, the cost that sets up automatic dialing set is high, general user's burden wish is lower, and gas seller is except this general gas cylinder 14, also need the maintenance of this gas cylinder 18 for subsequent use of added burden, safety verification expense, significantly increase running cost.
Summary of the invention
The object of the present invention is to provide a kind of low cost and operating item simple, and gas reserves situation in can barreled gas of reminding user can be in the gas accessory of low pressure blocking.
The present invention can, in the gas accessory of low pressure blocking, comprise a body, a main valve plug, and an intercepter valve (IV).
This body comprises a sprue, this sprue has respectively for gas and flows into and the main-inlet flowing out and a primary outlet, main valve chamber, a relay portal that is communicated with this main valve chamber and this main-inlet being positioned between this main-inlet and this primary outlet, and the relaying of this main valve chamber of connection and this primary outlet exports.
This main valve plug is installed on this main valve chamber of this body, and comprise an inner flow passage, this inner flow passage has the interior entrance and the inner outlet that flow into and flow out for gas respectively, an and inner valve chamber being positioned between this entrance and this inner outlet, this main valve plug can be operated and be switched between a detecting position and a releasing position, in the time being positioned at this detecting position, this interior entrance of this main valve plug is communicated with this relay portal of this body, and this inner outlet of this main valve plug is communicated with this relaying outlet of this body, this relay portal and the outlet of this relaying are communicated with by this inner flow passage, in the time being positioned at this releasing position, this main valve plug does not interdict this relay portal and the outlet of this relaying, this relay portal and the outlet of this relaying are directly communicated with by this main valve chamber.
This intercepter valve (IV) is installed on this inner valve chamber of this main valve plug, and comprise a valve plug part, and this valve plug part of pushing tow is to seal the elastic component of this interior entrance, in the time that a force value of the gas being flowed into by this interior entrance is greater than a predefined value, can promote this valve plug part and leave this interior entrance, gas can be flowed out by this inner outlet via this inner valve chamber, in the time that a force value of the gas being flowed into by this interior entrance is less than this predefined value, can not promote this valve plug part and leave this interior entrance, gas can not be flowed out by this inner outlet via this inner valve chamber.
Of the present invention can be in the gas accessory of low pressure blocking, this intercepter valve (IV) also comprises that a spiral shell is located at this main valve plug and is pressed against the trimming piece of this elastic component.
Of the present inventionly can, in the gas accessory of low pressure blocking, also comprise an operation piece, this operation piece connects this this main valve plug and is positioned at that this is external.
The gas accessory that can interdict in low pressure of the present invention, this body also comprises at least one limited impression, this operation piece comprises a knob, and at least one is arranged at the position-limited lever of this knob, one end of this position-limited lever can be inserted in the diverse location of this limited impression movably, with spacing this main valve plug in this detecting position this releasing position maybe.
The gas accessory that can interdict in low pressure of the present invention, this limited impression has a spacing section of releasing that is adjacent to this bodies top, an and spacing section of detecting being positioned at below the spacing section of this releasing and separately, in the time of this releasing position, one end of this position-limited lever is equipped in the spacing section of this releasing, in the time of this detecting position, one end of this position-limited lever is equipped in this detecting stop zone.
The gas accessory that can interdict in low pressure of the present invention, also comprise a signal-transmitting machine that is arranged at this body, this signal-transmitting machine comprises a switch, and a wireless sender assembly that is electrically connected on this switch, in the time that this main valve plug is positioned at this releasing position, this operation piece can trigger this switch of this signal-transmitting machine.
The gas accessory that can interdict in low pressure of the present invention, this main valve plug can also be operated and be switched between this detecting position and a closed position, in the time being positioned at this closed position, this main valve plug interdicts this relay portal and at least wherein one of this relaying outlet, and this relay portal cannot be communicated with this relaying outlet.
The gas accessory that can interdict in low pressure of the present invention, this main-inlet is used for connecting a barreled gas, and this outlet is used for connecting a gas stable-pressure device, and this gas stable-pressure device has a voltage stabilizer.
The gas accessory that can interdict in low pressure of the present invention, this main-inlet is used for connecting a gas cylinder switch, and this primary outlet is in order to connect a gas stable-pressure device, and this gas stable-pressure device has a voltage stabilizer.
The gas accessory that can interdict in low pressure of the present invention, also comprises a voltage stabilizer being connected between this primary outlet and the outlet of this relaying, and this main-inlet is used for connecting a gas cylinder switch, and this primary outlet is used for connecting a gas.
Beneficial effect of the present invention is: in the time that this main valve plug is positioned at this detecting position, can be when this force value of gas is during lower than this predefined value and this interior entrance of block by this valve plug part, gas cannot be flowed out by this inner outlet via this inner valve chamber, now, can utilize and pull this main valve plug to be up moved to this releasing position, allow gas can flow out to via this main valve chamber the design of this primary outlet, allow user can barreled gas still have certain reserves gas situation under, and learn the message that gas is about to be finished, and then allow user can get in touch with gas seller's another barreled gas of providing and delivering, thus, can promote significantly the convenience that barreled gas uses.
Brief description of the drawings
Fig. 1 is the schematic diagram of existing a kind of gas stock detecting device;
Fig. 2 is the schematic diagram of existing another kind of gas stock detecting device;
Fig. 3 is that the present invention can, in the schematic diagram of first preferred embodiment of gas accessory of low pressure blocking, illustrate and be combined between a barreled gas and a gas stable-pressure device;
Fig. 4 is a three-dimensional exploded view of this first preferred embodiment;
Fig. 5 is a partial sectional view of this first preferred embodiment, illustrates that a main valve plug is positioned at the state of a detecting position;
Fig. 6 is a partial sectional view of this first preferred embodiment, illustrates that this main valve plug is positioned at a state of removing position;
Fig. 7 is a partial sectional view of this first preferred embodiment, illustrates that this main valve plug is positioned at the state of a closed position;
Fig. 8 is that the present invention can, in the partial sectional view of second preferred embodiment of gas accessory of low pressure blocking, illustrate a signal-transmitting machine;
Fig. 9 is that the present invention can, in the partial sectional view of the 3rd preferred embodiment of gas accessory of low pressure blocking, illustrate and be combined between a gas cylinder switch and a gas stable-pressure device;
Figure 10 is a partial sectional view of the 3rd preferred embodiment;
Figure 11 is that the present invention can, in the partial sectional view of the 4th preferred embodiment of gas accessory of low pressure blocking, illustrate and be combined between a gas cylinder switch and a gas;
Figure 12 is a partial sectional view of the 4th preferred embodiment.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in detail.
Consult Fig. 3, Fig. 4, and Fig. 5, the present invention can be in first preferred embodiment of the gas accessory of low pressure blocking, have for being connected in a barreled gas 100 and one between the gas stable-pressure device 200 of a voltage stabilizer 201, this can comprise a body 2, main valve plug 3, an intercepter valve (IV) 4 in gas accessory of low pressure blocking, and an operation piece 5.
This body 2 comprises that is formed at an inner sprue 21, and two are arranged with respectively dorsad in the limited impression 22 on these body 2 surfaces.Wherein, this body 2 forms for the casting integrated moulding of metallic material.
This sprue 21 have respectively for gas flow into the main-inlet 211 flowing out and a primary outlet 212, one be positioned at the relay portal 214 that main valve chamber between this main-inlet 211 and this primary outlet 212 213, are communicated with this main valve chamber 213 and this main-inlet 211, and the relaying of this main valve chamber 213 of connection and this primary outlet 212 exports 215.Wherein, in this first preferred embodiment, this main-inlet 211 is in order to connect this barreled gas 100, and this primary outlet 212 is in order to connect this gas stable-pressure device 200.
Aforementioned limited impression 22 has respectively the spacing section of releasing that is adjacent to these body 2 tops 221, one and is positioned at this releasing spacing section 221 belows and the spacing section 222 of detecting separately, and one be positioned at this detecting stop zone below and separately close spacing section 223.Wherein, the spacing section 221 of this releasing and this are closed spacing section 223 and are interconnected with the spacing section 222 of this detecting respectively.
This main valve plug 3 is installed on this main valve chamber 213 of this body 2, and comprise an inner flow passage 31 that is formed at these main valve plug 3 inside, this inner flow passage 31 has the interior entrance 311 and the inner outlet 312 that flow into and flow out for gas respectively, and an inner valve chamber 313 being positioned between this entrance 311 and this inner outlet 312.
This intercepter valve (IV) 4 is installed on this inner valve chamber 313 of this main valve plug 3, and comprises that a valve plug part 41, this valve plug part 41 of pushing tow are to seal the elastic component 42 of this interior entrance 311, and spiral shell is located at this main valve plug 3 and is pressed against the trimming piece 43 of this elastic component 42.Wherein, in this first preferred embodiment, this valve plug part 41 is ball, this elastic component 42 is Compress Spring, in the time that a force value of the gas being flowed into by this interior entrance 311 is greater than a predefined value, gas can promote this valve plug part 41 and leave this interior entrance 311, gas can be flowed out by this inner outlet 312 via this inner valve chamber 313, in the time that a force value of the gas being flowed into by this interior entrance 311 is less than this predefined value, can not promote this valve plug part 41 and leave this interior entrance 311, gas can not be flowed out by this inner outlet 312 via this inner valve chamber 313.
This operation piece 5 connects these main valve plugs 3 and is positioned at outside this body 2, and comprises that a cross-sectional shape is slightly inverted U-shaped knob 51, and two position-limited levers 52 that are arranged at dorsad respectively this knob 51.By rotating this knob 51, and allow one end of aforementioned position-limited lever 52 can be inserted in movably respectively the diverse location place of aforementioned limited impression 22.
Consult Fig. 5, Fig. 6, and Fig. 7, this main valve plug 3 can be operated and be detected position, a releasing position at one, and switch between a closed position, in the time being positioned at this detecting position, this interior entrance 311 of this main valve plug 3 is communicated with this relay portal 214 of this body 2, and this inner outlet 312 of this main valve plug 3 is communicated with this relaying outlet 215 of this body 2, this relay portal 214 and this relaying outlet 215 are communicated with by this inner flow passage 31, and aforementioned position-limited lever 52 one end of this operation piece 5 are equipped in respectively the spacing section 222 of aforementioned detecting of aforementioned limited impression 22.In the time being positioned at this releasing position, this main valve plug 3 does not interdict this relay portal 214 and this relaying outlet 215, this relay portal 214 and this relaying outlet 215 are directly communicated with by this main valve chamber 213, and aforementioned position-limited lever 52 one end of this operation piece 5 are equipped in respectively the spacing section 221 of aforementioned releasing of aforementioned limited impression 22.In the time being positioned at this closed position, these main valve plug 3 these relay portal 214 of blocking and this relaying outlet 215 one of them person, this relay portal 214 cannot be communicated with this relaying outlet 215, and aforementioned position-limited lever 52 one end of this operation piece 5 be equipped in respectively aforementioned limited impression 22 aforementionedly close spacing section 223.
In actual use, before dispatching from the factory, gas seller can utilize this trimming piece 43 of rotation to adjust the active force of this elastic component 42 to this valve plug part 41, to set after this predefined value, and this main valve plug 3 is adjusted to this closed position stores and provide and deliver, connect appropriate this gas stable-pressure device 200(at user side and see Fig. 3), then offer user's use after this main valve plug 3 is adjusted to this detecting position.That is to say, if gas seller first sets the gas pressure value that this predefined value is 5 kilogram weights, if when this force value of the gas of this inflow is during higher than 5 kilogram weight, this valve plug part 41 can be pushed and depart from this interior entrance 311, gas can be flowed out from this inner outlet 312 via this inner valve chamber 313, as shown in Fig. 5 arrow, if when this force value of the gas of this inflow is during lower than 5 kilogram weight, when this valve plug part 41 is subject to thrust that gas promotes and is not enough to resist the elastic force that this elastic component 42 produces, this this valve plug part 41 of elastic component 42 pushing tows and prop up this interior entrance 311, as shown in Fig. 5 imaginary line, gas cannot be flowed out from this inner outlet 312 via this inner valve chamber 313.Now, user can know that the gas reserves in barreled gas 100 is on the low side, user only needs to hold this knob 51 and upwards pulls and slightly rotation, allow aforementioned position-limited lever 52 be moved to the spacing section 221 of aforementioned releasing along aforementioned limited impression 22 by the spacing section 222 of aforementioned detecting, allow this main valve plug 3 be positioned at this releasing position, as shown in Figure 6, now, gas can be flowed into by this relay portal 214, flow out and continue for user by this relaying outlet 215 via this main valve chamber 213, then, user can phone gas seller's another barreled gas 100 that arranges to provide and deliver voluntarily, with the worry that can use without gas after avoiding gas to be finished.
In addition, gas reserves in this barreled gas 100 is not during lower than this setting value, in the time that user does not use a gas 400 (seeing Fig. 3), for the consideration in safety, user also can hold this knob 51 and press down and slightly rotation, allow aforementioned position-limited lever 52 be moved to the aforementioned spacing section 223 of closing along aforementioned limited impression 22 by the spacing section 222 of aforementioned detecting, allow this main valve plug 3 be positioned at this closed position, as shown in Figure 7, so, gas cannot be flowed out by this inner outlet 312 or this relaying outlet 215.
Consult Fig. 8, can be in second preferred embodiment of the gas accessory of low pressure blocking for the present invention, its content is roughly identical with this first preferred embodiment, and its different place is:
Also comprise a signal-transmitting machine 6 that is arranged at this body 2, this signal-transmitting machine 6 comprises a switch 61, and a wireless sender assembly 62 that is electrically connected on this switch 61.In operation, in the time that this main valve plug 3 (seeing Fig. 6) is positioned at this releasing position, one of them position-limited lever 52 of this operation piece 5 can trigger this switch 61 of this signal-transmitting machine 6, to allow this wireless sender assembly 62 send out a wireless signal, this wireless signal can be by being transferred into a servo host (not shown) at gas seller place as existing automatic dialing set (not shown), to allow gas seller can immediately grasp the use state of user's gas, or be sent to if claimant is at the disclosed reception prompter of TaiWan, China M441098 case, initiatively contact gas seller by user.
Consult Fig. 9 and Figure 10, can be in the 3rd preferred embodiment of the gas accessory of low pressure blocking for the present invention, its content is roughly identical with this first preferred embodiment, and its different place is:
This main-inlet 211 is for connecting a gas cylinder switch 300, and this primary outlet 212 is in order to connect a gas stable-pressure device 200, and this gas stable-pressure device 200 has a voltage stabilizer 201.So this 3rd preferred embodiment does not need to change existing commercially available this gas cylinder switch 300 and this gas stable-pressure device 200, just can use and be directly serially connected with between this gas cylinder switch 300 and this gas stable-pressure device 200.
Consult Figure 11 and Figure 12, can be in the 4th preferred embodiment of the gas accessory of low pressure blocking for the present invention, its content is roughly identical with the 3rd preferred embodiment, and its different place is:
Known according to the above, the present invention can have following advantages and Gong Xiao ︰ in the gas accessory of low pressure blocking
One, in the time that this main valve plug 3 is positioned at this detecting position, can be when this force value of gas is during lower than this predefined value and this interior entrance 311 of block by this valve plug part 41, gas cannot be flowed out by this inner outlet 312 via this inner valve chamber 313, now, can utilize and pull this main valve plug 3 to be up moved to this releasing position, allow gas can flow out to via this main valve chamber 213 design of this primary outlet 212, allow the user can be in the situation that barreled gas 100 still has certain reserves gas, and learn the message that gas is about to be finished, and then allow user can get in touch with gas seller's another barreled gas 100 of providing and delivering, thus, can promote significantly the convenience that barreled gas 100 uses.
Two, by the matching of aforementioned position-limited lever 52 and aforementioned limited impression 22, this operation piece 5 can be fixed rotating after an angle, operation in suitable simply and facilitate.
Three, user utilizes the present invention, can not be used in family and store a barreled gas 100 for subsequent use more, but can virtually full a barreled gas 100 component be divided into large little two components, and in the time that large component is exhausted, produce suggesting effect and exist side by side and can remove spacing section 221 by operation piece 5 is adjusted to, still have small component can continue use, thus, can significantly reduce the possibility that Potential danger event occurs, to promote the Security in inhabitation.
It is worth mentioning that, this main valve plug 3 of the present invention also can simplified design for only switching between this detecting position and this releasing position, and needn't have the function of closing this main valve chamber 213, with the 3rd preferred embodiment, the 4th preferred embodiment, this gas cylinder switch 300 that upstream side connects itself has independently closing function, with the first preferred embodiment, the second preferred embodiment, this sprue 21 arranges a traditional shut-off valve (not shown) in upstream side or the downstream side of this main valve plug 3 and this main valve chamber 213, has independently closing function.
Claims (10)
1. energy, in a gas accessory for low pressure blocking, is characterized in that this can comprise in the gas accessory of low pressure blocking:
A body, comprise a sprue, this sprue has respectively for gas and flows into and the main-inlet flowing out and a primary outlet, main valve chamber, a relay portal that is communicated with this main valve chamber and this main-inlet being positioned between this main-inlet and this primary outlet, and the relaying of this main valve chamber of connection and this primary outlet exports;
A main valve plug, be installed on this main valve chamber of this body, and comprise an inner flow passage, this inner flow passage has the interior entrance and the inner outlet that flow into and flow out for gas respectively, an and inner valve chamber being positioned between this entrance and this inner outlet, this main valve plug can be operated and be switched between a detecting position and a releasing position, in the time being positioned at this detecting position, this interior entrance of this main valve plug is communicated with this relay portal of this body, and this inner outlet of this main valve plug is communicated with this relaying outlet of this body, this relay portal and the outlet of this relaying are communicated with by this inner flow passage, in the time being positioned at this releasing position, this main valve plug does not interdict this relay portal and the outlet of this relaying, this relay portal and the outlet of this relaying are directly communicated with by this main valve chamber,
An intercepter valve (IV), be installed on this inner valve chamber of this main valve plug, and comprise a valve plug part, and this valve plug part of pushing tow is to seal the elastic component of this interior entrance, in the time that a force value of the gas being flowed into by this interior entrance is greater than a predefined value, can promote this valve plug part and leave this interior entrance, gas can be flowed out by this inner outlet via this inner valve chamber, in the time that a force value of the gas being flowed into by this interior entrance is less than this predefined value, can not promote this valve plug part and leave this interior entrance, gas can not be flowed out by this inner outlet via this inner valve chamber.
2. as claimed in claim 1 can, in the gas accessory of low pressure blocking, it is characterized in that: this intercepter valve (IV) also comprises that a spiral shell is located at this main valve plug and is pressed against the trimming piece of this elastic component.
3. as claimed in claim 1 can, in the gas accessory of low pressure blocking, it is characterized in that: also comprise an operation piece, this operation piece connects this main valve plug and is positioned at that this is external.
4. the gas accessory that can interdict in low pressure as claimed in claim 3, it is characterized in that: this body also comprises at least one limited impression, this operation piece comprises a knob, and at least one is arranged at the position-limited lever of this knob, one end of this position-limited lever can be inserted in the diverse location of this limited impression movably, with spacing this main valve plug in this detecting position this releasing position maybe.
5. the gas accessory that can interdict in low pressure as claimed in claim 4, it is characterized in that: this limited impression has a spacing section of releasing that is adjacent to this bodies top, an and spacing section of detecting being positioned at below the spacing section of this releasing and separately, in the time of this releasing position, one end of this position-limited lever is equipped in the spacing section of this releasing, in the time of this detecting position, one end of this position-limited lever is equipped in this detecting stop zone.
6. the gas accessory that can interdict in low pressure claimed in claim 3, it is characterized in that: also comprise a signal-transmitting machine that is arranged at this body, this signal-transmitting machine comprises a switch, an and wireless sender assembly that is electrically connected on this switch, in the time that this main valve plug is positioned at this releasing position, this operation piece can trigger this switch of this signal-transmitting machine.
7. the gas accessory that can interdict in low pressure as claimed in claim 1, it is characterized in that: this main valve plug can also be operated and switch between this detecting position and a closed position, in the time being positioned at this closed position, this main valve plug interdicts this relay portal and at least wherein one of this relaying outlet, and this relay portal cannot be communicated with this relaying outlet.
8. if claim 1 is to the gas accessory that can interdict in low pressure as described in claim 7 any one, it is characterized in that: this main-inlet is used for connecting a barreled gas, this primary outlet is used for connecting a gas stable-pressure device, and this gas stable-pressure device has a voltage stabilizer.
9. if claim 1 is to the gas accessory that can interdict in low pressure as described in claim 7 any one, it is characterized in that: this main-inlet is used for connecting a gas cylinder switch, this primary outlet is in order to connect a gas stable-pressure device, and this gas stable-pressure device has a voltage stabilizer.
10. if claim 1 is to the gas accessory that can interdict in low pressure as described in claim 7 any one, it is characterized in that: also comprise a voltage stabilizer being connected between this primary outlet and the outlet of this relaying, this main-inlet is used for connecting a gas cylinder switch, and this primary outlet is used for connecting a gas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW101224861 | 2012-12-21 | ||
| TW101224861U TWM462836U (en) | 2012-12-21 | 2012-12-21 | Gas accessory capable of shutting off at low pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103883875A true CN103883875A (en) | 2014-06-25 |
| CN103883875B CN103883875B (en) | 2015-09-23 |
Family
ID=49772000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310700709.8A Expired - Fee Related CN103883875B (en) | 2012-12-21 | 2013-12-19 | Gas fitting capable of blocking at low pressure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103883875B (en) |
| TW (1) | TWM462836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665635A (en) * | 2019-10-16 | 2021-04-16 | 永胜瓦斯器材有限公司 | Gas induction device and gas barrel distribution system with same |
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2012
- 2012-12-21 TW TW101224861U patent/TWM462836U/en not_active IP Right Cessation
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- 2013-12-19 CN CN201310700709.8A patent/CN103883875B/en not_active Expired - Fee Related
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|---|---|---|---|---|
| CN86206181U (en) * | 1986-08-18 | 1987-04-01 | 易庚云 | Informer of residual liquefied gas in tank |
| US5094267A (en) * | 1989-05-15 | 1992-03-10 | Ligh Jone Y | Pressure balanced valve spindle |
| EP0417882A2 (en) * | 1989-09-14 | 1991-03-20 | Intel Gasgards Private Limited | Improvements in and relating to gas pressure regulators |
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| CN112665635A (en) * | 2019-10-16 | 2021-04-16 | 永胜瓦斯器材有限公司 | Gas induction device and gas barrel distribution system with same |
Also Published As
| Publication number | Publication date |
|---|---|
| TWM462836U (en) | 2013-10-01 |
| CN103883875B (en) | 2015-09-23 |
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