CN205678424U - A kind of pressed gas filing gun - Google Patents
A kind of pressed gas filing gun Download PDFInfo
- Publication number
- CN205678424U CN205678424U CN201620418616.5U CN201620418616U CN205678424U CN 205678424 U CN205678424 U CN 205678424U CN 201620418616 U CN201620418616 U CN 201620418616U CN 205678424 U CN205678424 U CN 205678424U
- Authority
- CN
- China
- Prior art keywords
- breather pipe
- vent rod
- snap fit
- electromagnet
- filing gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a kind of pressed gas filing gun, including vent rod, snap fit, electromagnet, reader and adpting flange；Vent rod includes breather pipe, vent rod switching mechanism and vent rod port；Electromagnet sleeve is contained on the breather pipe of vent rod, or magnet spool is sleeved on and is made on described breather pipe by permeability magnetic material；Snap fit eave tile portion is relative with vent rod port, and snap fit leading inside is directly or indirectly in axial sliding connection along breather pipe with described electromagnet；Reader is arranged on filing gun, it is ensured that when filing gun is in inflated condition, reader is adjoining with valve identity chip or contacts；Electromagnet core includes being arranged on core ends, the circular groove around vent rod port, and the internal diameter of circular groove is suitable with the external diameter of valve air inlet.The utility model arranges circular groove in electromagnet core front end, it is achieved reduce the purpose of filing gun volume, weight and cost, raising functional reliability.
Description
Technical field
The utility model relates to a kind of pressed gas filling compressed gas (such as liquefied gas) in pressure vessel
Filing gun.
Background technology
Manage for cylinder for liquefied gas use, prevent from using waste and old steel cylinder, ensure that fixed point fills, ensures that user uses peace
Full needs, occur in that and prevent filling liquefied gas cylinder valve.The anti-valve that fills uses opening-prevention structure, uses common gas to fill
This anti-opening-prevention structure filling valve cannot be opened by dress rifle, thus reach to prevent from filling, pinpoint managing liquefied gas cylinder
Purpose.
In order to fill cylinder for liquefied gas be inflated to anti-, occur in that intelligent filing gun.Patent No.
The Chinese patent of 201020189057.8 discloses one " liquefied gas inflation gun ", as it is shown in figure 1, this charge gun includes gun body
101st, the 103rd, snap fit the 102nd, charging connector controls box the 201st, electromagnet 202 and permanent magnet 203, and control box 201 is arranged on snap fit 102
On, the gun body 101 after charging connector 103 port sets gradually permanent magnet 203 and electromagnet 202.Control box 201 includes reading
Delivery block, judge module and control module, read module, judge module and control module are used for reading steel cylinder information and data
Database data multilevel iudge steel cylinder identity, decides whether control filing gun electromagnet action to open cylinder valve according to judged result
Closure member.
Above-mentioned existing intelligent filing gun has following defects that as it is shown in figure 1, permanent magnet 203 and electromagnet 202 are arranged
After charging connector 103 port, there is a segment distance with charging connector 103 port, and the spool of liquefied gas cylinder valve is positioned at valve
Door vertical center line on, there is also a segment distance away from valve air inlet, this make permanent magnet 203 and electromagnet 202 near
The distance foremost and between valve spool of valve of cylinder valve spool is relatively big, due to magnet magnetic force with the increase of distance in quickly declining
Subtracting trend, the magnet that the distance increase between magnet and spool would be required to charge gun must provide bigger magnetic force could meet operation
The requirement of valve closure action so that the magnet volume of charge gun increases, charge gun volume and weight increases, and manufacturing cost increases
Add.
Utility model content
The technical problems to be solved in the utility model is, provides a kind of pressed gas filing gun, overcomes existing liquefied gas
The defects such as the volume that charge gun exists is big, weight big, and manufacturing cost is high.
The utility model solves its technical problem and be the technical scheme is that a kind of pressed gas filing gun of construction, bag
Include vent rod, snap fit, electromagnet, reader and adpting flange；
This vent rod include breather pipe, vent rod switching mechanism and coordinate with the container valve air inlet of pressed gas logical
Gas rod port；This vent rod is directly or indirectly connected on described adpting flange；
This electromagnet sleeve is contained on the breather pipe of this vent rod, or this magnet spool is sleeved on and is made by permeability magnetic material
On described breather pipe；
The eave tile portion of this snap fit is relative with the vent rod port of described vent rod, and snap fit leading inside is directly or indirectly and institute
State electromagnet to be in axial sliding connection along described breather pipe；
This reader is arranged on this filing gun, and this reader and valve when ensureing that this filing gun is in inflated condition
Identity chip is adjoining or contacts；
It is characterized in that, the iron core of described electromagnet includes being arranged on this core ends, the circle around this vent rod port
Connected in star, the internal diameter of this circular groove is suitable with the external diameter of valve air inlet.
In a kind of pressed gas filing gun of the present utility model, including snap fit locking device and elastic mechanism；
This elastic mechanism is arranged on this vent rod or is arranged on along described vent rod axis in the eave tile portion of described snap fit；
This snap fit locking device is connected with described adpting flange and snap fit rear end respectively, coordinates with container valve at filing gun
When, lock this snap fit locking device, oppress container valve by described snap fit eave tile portion and described elastic mechanism, make container valve
Air inlet closely cooperates with described vent rod port.
In a kind of pressed gas filing gun of the present utility model, the iron core sleeve of described electromagnet is contained in outside described breather pipe
Side；Described vent rod port is arranged on described breather pipe front end.
In a kind of pressed gas filing gun of the present utility model, described breather pipe uses permeability magnetic material to make, this ventilation
Pipe is as the iron core of described electromagnet；In described vent rod port is arranged on the circular groove of described iron core and be connected to this iron core
Circular groove bottom surface on.
In a kind of pressed gas filing gun of the present utility model, the degree of depth of described circular groove and described valve air inlet
Length suitable；The bottom of described electromagnet circular groove port includes the projection extending along described breather pipe axis direction.
In a kind of pressed gas filing gun of the present utility model, including display device, this display device is arranged on this and fills
Dress rifle is easy to the position observed, and electrically connects with the control circuit of this filing gun, to show that this filing gun reads and judges steel cylinder
The state of valve identity.
In a kind of pressed gas filing gun of the present utility model, described electromagnet includes metal shell, this metal shell
Including along electromagnet shaft to or circumferentially disposed radiating groove.
In a kind of pressed gas filing gun of the present utility model, described reader is arranged on described snap fit leading inside,
And be in axial sliding connection along described breather pipe with described electromagnet；
Or described reader is arranged on described snap fit and hooks inner portion, described snap fit leading inside and described electromagnet are along institute
State breather pipe to be in axial sliding connection；
Or described reader is arranged on described filing gun, and this reader is positioned at when this filing gun is in inflated condition
Container valve top this container valve handle upper surface neighbouring；Described snap fit leading inside and described electromagnet are along described ventilation
Pipe is in axial sliding connection.
In a kind of pressed gas filing gun of the present utility model, described elastic mechanism is arranged in described snap fit eave tile portion
Side, described elastic mechanism is extension spring mechanism or compression spring mechanism or elastic caoutchouc or cylinder or air spring；Described logical
Gas bar is connected on described adpting flange；
Or described elastic mechanism includes compression spring and locating flange, described breather pipe outer wall includes the limit of this compression spring
Position step, this locating flange is sleeved on described breather pipe, the laminating of end face and described adpting flange end face and with this adpting flange
Connect fixing；This compression spring is sleeved on described breather pipe, is positioned at the limited step of described breather pipe and described locating flange
Positioning end between；Described breather pipe by the stop nut after coordinating with it and being positioned at described locating flange ensure described in be subject to
Pressing spring is in pressured state, and described vent rod port is positioned at position to be filled.
Implementing a kind of pressed gas filing gun of the present utility model, compared with the prior art, it provides the benefit that:
1. the circular groove around vent rod port is set in electromagnet core front end, makes valve air inlet and ventilation rod end
Mouth is inserted in this circular groove when coordinating, and reduces the distance of electromagnet front end face and valve spool of valve so that filing gun uses
The electromagnet of smaller size smaller both can meet the purpose of operation valve closure action, reduces filing gun volume and weight, and reduction is filled
Dress rifle manufacturing cost, and improve the functional reliability of filing gun；
2. employing permeability magnetic material manufacture vent rod sleeve pipe, and the iron core of electromagnet is served as with this vent rod sleeve pipe, one can be entered
Step reduces filing gun volume and weight, reduces filing gun manufacturing cost.
3. can be used for the filling of pressed gas of cylinder for liquefied gas or other gas pressure steel cylinders.
Brief description
Fig. 1 is the front view of existing liquefied gas inflation gun.
Fig. 2 is the stereogram of a kind of embodiment of the utility model pressed gas filing gun.
Fig. 3 is the stereogram of the utility model pressed gas another angle of filing gun.
Fig. 4 is the three-dimensional cutaway view of the utility model pressed gas filing gun Fig. 1 embodiment.
Fig. 5 is the top view of the utility model pressed gas filing gun Fig. 1 embodiment.
Fig. 6 is the front view of the utility model pressed gas filing gun Fig. 1 embodiment.
Fig. 7 is the sectional view of the utility model pressed gas filing gun Fig. 1 embodiment.
Fig. 8 is the use state front view of the utility model pressed gas filing gun.
Fig. 9 is the three-dimensional cutaway view of the another kind of embodiment of the utility model pressed gas filing gun.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figures 2 to 7, pressed gas filing gun 100 of the present utility model includes vent rod the 50th, snap fit the 10th, electromagnetism
Iron the 30th, reader the 20th, snap fit locking device the 40th, elastic mechanism and adpting flange 70.
Vent rod 50 includes breather pipe the 53rd, vent rod switching mechanism 52 and coordinates with the container valve air inlet of pressed gas
Vent rod port 51.This vent rod 50 is directly or indirectly connected on adpting flange.
Electromagnet 30 is sleeved on the breather pipe 53 of vent rod 50 and is connected with adpting flange 70.In other embodiments,
Electromagnet 30 can not be connected with adpting flange 70, it is also possible to realizes the object of the invention.
The iron core 31 of electromagnet 30 is sleeved on outside breather pipe 53, and coil 32 is positioned at iron core 31 periphery, vent rod port 51
It is arranged on the front end of breather pipe 53.Iron core 31 includes being arranged on this core ends, the circular groove around this vent rod port 51
311, the internal diameter of this circular groove 311 is suitable with the external diameter of valve 200 air inlet, makes valve 200 air inlet can be inserted into this circle
In connected in star 311.
The degree of depth of circular groove 311 is suitable with the length of valve air inlet, as such, it is possible to by valve 200 air inlet to the greatest extent
Insert in this circular groove 311 possibly, reduce the distance between the end face of electromagnet 30 and valve spool of valve to greatest extent, improve
The electromagnetic force to spool closure member for the electromagnet.Certainly, in other embodiments, the degree of depth of circular groove 311 is more than or little
In the length of valve air inlet, do not affect the realization of the object of the invention.
In order to allow the iron core 31 of electromagnet 30 closer to valve spool of valve, improve the active force to valve spool of valve for the electromagnet 30,
In the bottom of the circular groove port of electromagnet 30, the projection 312 extending along breather pipe axis direction is set.Certainly, real at other
Executing in example, the iron core 31 of electromagnet 30 is not provided with protruding 312, does not affect the realization of the object of the invention.
In the present embodiment, for improving the heat-sinking capability of electromagnet, electromagnet 30 arranges metal shell 33, this metal shell
33 include circumferentially arranged radiating groove.In other embodiments, metal shell 33 also can be along the axially arranged heat radiation of electromagnet
Groove.Certainly, it is not provided with the metal shell of heat radiation, do not affect the realization of the object of the invention.
As it is shown in figure 9, in another embodiment, the breather pipe 53 of vent rod 50 uses permeability magnetic material to make, and leads to this
Tracheae 53 is as the iron core of electromagnet 30, and coil 32 is harassed and disturbed on this iron core breather pipe 53, and vent rod port 51 is arranged on iron core
Circular groove 511 in and be connected on circular groove 511 bottom surface of this iron core.This structure can reduce the body of filing gun further
Amass and weight.
The eave tile portion (i.e. the anterior bending part of snap fit 10) of snap fit 10 is relative with the vent rod port 51 of vent rod 50.
In the present embodiment, reader 20 is arranged on the leading inside of snap fit 10, and snap fit 10 is by reader 20 and electricity
Magnet 30 is in axial sliding connection along breather pipe.In other embodiments, reader 20 can be arranged on the eave tile portion of snap fit 10
The leading inside of snap fit 10 and electromagnet 30 now, are in axial sliding connection by inner side along breather pipe；Also reader 20 can be pacified
Be contained in other structures of filing gun 100 (as on electromagnet, snap fit first-class), and when ensureing that filing gun 100 is in inflated condition
This reader 20 is positioned at container valve 200 top handle upper surface (the now identity core of valve of this container valve 200 neighbouring
Piece is arranged on valve handle upper surface), the leading inside of snap fit 10 and electromagnet 30 are in axial sliding connection along breather pipe.
As shown in Fig. 4, Fig. 7, in the present embodiment, elastic mechanism includes compression spring 531 and locating flange 532.Leading to
Arranging the limited step of this compression spring 531 on tracheae 53 outer wall, this locating flange 532 is sleeved on breather pipe 53, positioning mode
The end face of blue 532 is fitted with the end face of adpting flange 70 and is connected with this adpting flange 70 fixing.Connected mode can use bolt
533 connect, it would however also be possible to employ locating flange 532 is linked together by buckle with adpting flange 70.Compression spring 531 is sleeved on logical
It on tracheae 53, and is positioned between the limited step of breather pipe 53 and the positioning end of locating flange 532.Breather pipe 53 is by joining with it
Merge the stop nut 534 after being positioned at locating flange 532 and ensure that compression spring 531 is in pressured state, now, rod end of ventilating
Mouth 51 is positioned at filing gun position to be filled.
In other embodiments, elastic mechanism can be arranged on the hook inner portion of snap fit 10.Now, elastic mechanism can
Include but is not limited to extension spring mechanism, compression spring mechanism, elastic caoutchouc, cylinder or air spring etc. to use.Tension bullet
Spring mechanism, compression spring mechanism use conventional structure, when filing gun fills, make spring be in tension or be subject to by structure
Pressure condition produces elastic force, it is ensured that when filling, vent rod port 51 coordinates closely with valve air inlet.Use above-mentioned elastic mechanism
When, vent rod 50 and adpting flange are directly connected to fix.
Snap fit locking device 40 is connected with the rear end of adpting flange 70 and snap fit 10 respectively.At filing gun 100 and valve 200
During cooperation (as shown in Figure 8), oppress valve 200 by snap fit 10 eave tile portion and elastic mechanism, make the air inlet of valve 200 and lead to
Gas rod port 51 closely cooperates.
In other embodiments, elastic mechanism and snap fit locking device 40 can be not provided with, for example, with artificial hand-held guarantee
The filled state of filing gun, it is also possible to realize the object of the invention.
In other embodiments, other structures can be used to replace elastic mechanism and snap fit locking device, for example, use and divide
The vent rod port 51 of vent rod 50 is pressed on valve by cylinder by the cylinder not being connected with vent rod 50 and adpting flange 70
On the air inlet of 200.
During use, the output of reader 20 connects control centre, and the information that reader 20 reads valve chip is transferred to
Control centre, data, after control centre's process, return control instruction to filing gun.When valve identity meets, then control instruction
Control electromagnet energising action, when valve status incongruence, then control instruction controls electromagnet no power or without control instruction output,
Electromagnet is failure to actuate.
For ease of observing the testing result to valve identity for the filing gun, judge the detection shape of cylinder valve identity for operator
State, can arrange display device (not shown), display device is arranged on this filing gun and is easy to the position of observation (such as snap fit
On upper, electromagnet or adpting flange is first-class), and display device is electrically connected with the control circuit of filing gun, control circuit according to
Testing result to valve identity, the switch on and off state of control display device.Display device can use display lamp, display screen
Deng.
In the present embodiment, reader 20 is connected with snap fit front end, and when ensureing that filing gun 100 is in inflated condition, reads
Read device 20 adjoining with the identity chip of valve 200.In other embodiments, reader 20 can be arranged on the hook of snap fit 10
Inner portion, when filing gun 100 is in inflated condition, reader 20 contacts or neighbouring with the identity chip of valve 200.
For convenience of operation, the handle 60 being connected with adpting flange 70 from rear side is set.In other embodiments, it is not provided with
Handle 60, does not affect the realization of the object of the invention.
Claims (10)
1. a pressed gas filing gun, including vent rod, snap fit, electromagnet, reader and adpting flange；
This vent rod includes breather pipe, vent rod switching mechanism and the vent rod coordinating with the container valve air inlet of pressed gas
Port；This vent rod is directly or indirectly connected on described adpting flange；
This electromagnet sleeve is contained on the breather pipe of this vent rod, or this magnet spool be sleeved on made by permeability magnetic material described
On breather pipe；
The eave tile portion of this snap fit is relative with the vent rod port of described vent rod, snap fit leading inside directly or indirectly with described electricity
Magnet is in axial sliding connection along described breather pipe；
This reader is arranged on this filing gun, and the identity of this reader and valve when ensureing that this filing gun is in inflated condition
Chip by chip is near or contacts；
It is characterized in that, the iron core of described electromagnet includes being arranged on this core ends, recessed around the circle of this vent rod port
Groove, the internal diameter of this circular groove is suitable with the external diameter of valve air inlet.
2. pressed gas filing gun as claimed in claim 1, it is characterised in that include snap fit locking device and elastic mechanism；
This elastic mechanism is arranged on this vent rod or is arranged on along described vent rod axis in the eave tile portion of described snap fit；
This snap fit locking device is connected with described adpting flange and snap fit rear end respectively, when filing gun coordinates with container valve,
Lock this snap fit locking device, oppress container valve by described snap fit eave tile portion and described elastic mechanism, make container valve enter
Gas port closely cooperates with described vent rod port.
3. pressed gas filing gun as claimed in claim 2, it is characterised in that the iron core sleeve of described electromagnet is contained in described logical
Outside tracheae；Described vent rod port is arranged on described breather pipe front end.
4. pressed gas filing gun as claimed in claim 2, it is characterised in that described breather pipe uses permeability magnetic material to make,
This breather pipe is as the iron core of described electromagnet；In described vent rod port is arranged on the circular groove of described iron core and be connected to
On the circular groove bottom surface of this iron core.
5. pressed gas filing gun as claimed in claim 2, it is characterised in that the degree of depth of described circular groove and described valve
The length of air inlet is suitable；The bottom of described electromagnet circular groove port includes along the extension of described breather pipe axis direction
Protruding.
6. pressed gas filing gun as claimed in claim 2, it is characterised in that including display device, this display device is installed
It is easy to the position observed at this filing gun, and electrically connect with the control circuit of this filing gun, to show that this filing gun reads and sentences
The state of disconnected cylinder valve identity.
7. pressed gas filing gun as claimed in claim 2, it is characterised in that described electromagnet includes metal shell, this gold
Belong to shell include along electromagnet shaft to or circumferentially disposed radiating groove.
8. the pressed gas filing gun as described in one of claim 1 to 7, it is characterised in that described reader is arranged on described
Snap fit leading inside, and be in axial sliding connection along described breather pipe with described electromagnet；
Or described reader is arranged on described snap fit and hooks inner portion, described snap fit leading inside and described electromagnet are along described logical
Tracheae is in axial sliding connection；
Or described reader is arranged on described filing gun, and this reader is positioned at container when this filing gun is in inflated condition
Valve top this container valve handle upper surface neighbouring；Described snap fit leading inside and described electromagnet are along described breather pipe axle
To being slidably connected.
9. the pressed gas filing gun as described in one of claim 2 to 7, it is characterised in that described elastic mechanism is arranged on institute
Stating snap fit and hooking inner portion, described elastic mechanism is extension spring mechanism or compression spring mechanism or elastic caoutchouc or cylinder or sky
Air spring；Described vent rod is connected on described adpting flange；
Or described elastic mechanism includes compression spring and locating flange, described breather pipe outer wall includes the limiting stand of this compression spring
Rank, this locating flange is sleeved on described breather pipe, end face is fitted with described adpting flange end face and is connected with this adpting flange
Fixing；This compression spring is sleeved on described breather pipe, is positioned at the limited step of described breather pipe and determining of described locating flange
Between the end of position；Described breather pipe ensures described pressurized bullet by the stop nut after coordinating with it and being positioned at described locating flange
Spring is in pressured state, and described vent rod port is positioned at position to be filled.
10. pressed gas filing gun as claimed in claim 8, it is characterised in that described elastic mechanism is arranged on described snap fit
Hooking inner portion, described elastic mechanism is extension spring mechanism or compression spring mechanism or elastic caoutchouc or cylinder or air bullet
Spring；Described vent rod is connected on described adpting flange；
Or described elastic mechanism includes compression spring and locating flange, described breather pipe outer wall includes the limiting stand of this compression spring
Rank, this locating flange is sleeved on described breather pipe, end face is fitted with described adpting flange end face and is connected with this adpting flange
Fixing；This compression spring is sleeved on described breather pipe, is positioned at the limited step of described breather pipe and determining of described locating flange
Between the end of position；Described breather pipe ensures described pressurized by the stop nut after coordinating with it and being positioned at described locating flange
Spring is in pressured state, and described vent rod port is positioned at position to be filled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418616.5U CN205678424U (en) | 2016-05-09 | 2016-05-09 | A kind of pressed gas filing gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620418616.5U CN205678424U (en) | 2016-05-09 | 2016-05-09 | A kind of pressed gas filing gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205678424U true CN205678424U (en) | 2016-11-09 |
Family
ID=57439446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620418616.5U Expired - Fee Related CN205678424U (en) | 2016-05-09 | 2016-05-09 | A kind of pressed gas filing gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205678424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822895A (en) * | 2016-05-09 | 2016-08-03 | 廖宜利 | Pressure gas filling gun |
-
2016
- 2016-05-09 CN CN201620418616.5U patent/CN205678424U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105822895A (en) * | 2016-05-09 | 2016-08-03 | 廖宜利 | Pressure gas filling gun |
| CN105822895B (en) * | 2016-05-09 | 2019-07-12 | 廖宜利 | A kind of pressed gas filing gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20200509 |
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| CF01 | Termination of patent right due to non-payment of annual fee |