CN208236594U - Atm number inflator with inflation and air extracting function - Google Patents
Atm number inflator with inflation and air extracting function Download PDFInfo
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- CN208236594U CN208236594U CN201820806790.6U CN201820806790U CN208236594U CN 208236594 U CN208236594 U CN 208236594U CN 201820806790 U CN201820806790 U CN 201820806790U CN 208236594 U CN208236594 U CN 208236594U
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Abstract
A kind of atm number inflator with inflation and air extracting function, cylinder base, a liftable piston unit being mounted on the cylinder base and a control mechanism of qi structure comprising one with an assembly hole.The piston unit matches first gas chamber, second gas chamber defined above the assembly hole with the cylinder base.The control mechanism of qi structure includes the valve rod being installed in rotation in the assembly hole, there are two inflation road and two air exhaust ducts for valve rod tool, the control mechanism of qi structure further includes the inflation valve group and a pumping valve group being mounted in the air exhaust duct being mounted in the inflation road.The cooperation of aforementioned structure, it can be when the inflator be connect with an inflation object, it avoids a pipe fitting connecting with the inflation object as the piston unit moves up and down, prevents the purpose that the pipe fitting falls off in use and pipe fitting obstruction operates to reach.
Description
Technical field
The utility model relates to a kind of inflators, can select according to the needs of use at one more particularly to one kind
The atm number inflator converted between modes of inflation and an extraction pattern.
Background technique
Refering to fig. 1,2, it is CN 201610830U utility model, which discloses a kind of atm number that can produce
Inflator 1, the inflator 1 include that cylinder base 11, one for defining an enclosure space 10 are located in the enclosure space 10
Piston 12, several air control valves 13 being mounted in the piston 12 and one drive the piston 12 in the enclosure space 10
The enclosure space 10 is divided into a upper chamber 101 and a lower chamber 102 by the handle unit 14 of lifting, the piston 12, and
Tool there are two valve chamber 121, each valve chamber 121 have a upper valve port 122 being connected to the upper chamber 101 and one and
The lower valve port 123 of the lower chamber 102 connection.The air control valve 13 is separately mounted to the upper valve port 122 and the lower valve port 123
It is interior and openable and close corresponding valve port 122 and the lower valve port 123 on this.
The handle unit 14 there is a handle 141 and coaxial package and be mounted on the piston 12 and the handle 141 it
Between 142, outer tubes 143 of an inner tube, the inner tube 142 define one be connected to one of them valve chamber 121 first
Channel 144, the outer tube 143 and the inner tube 142, which match, defines the second channel being connected to another valve chamber 121
145, there are two first be connected to toward opposite side grip part outstanding 146, one with the first passage 144 is logical for the handle 141 tool
Mouth 147 and second port 148 being connected to the second channel 145.
When the existing operation to be inflated of inflator 1, an inflation object is connected to using a pipe fitting (not shown)
Between second port 148, then, the handle unit 14 is pushed to move up and down.As shown in Fig. 2 solid arrow, when the handle
When unit 14 moves up, by the cooperation of the air control valve 13, the gas in the upper chamber 101 can be via the second channel
145 flow to second port 148, and external gas enters the first passage 144 via first port 147, finally enters this
Storage in lower chamber 102.As shown in Fig. 2 imaginary line arrow, when the handle unit 14 drives the piston 12 to move down, it is located under this
Gas in gas chamber 102 will enter the second channel 145, and be flowed out by second port 148, be entered by first port 147
Gas, then be via the first passage 144 enter the upper chamber 101 in store.If the pipe fitting is mounted on first port
At 147, reversely the gas inside the inflation object will be extracted out, to achieve the purpose that pumping.
Although aforementioned utility model can produce the effect of inflation and pumping, but the pipe fitting peace connecting with the inflation object
On the first port 147 or second port 148 of the handle unit 14, therefore, when 14 upper and lower displacement of handle unit
When, which also can be with movement.Not only the pipe fitting can be in the way, is inconvenient this structure in operation, often pull the pipe fitting,
Also it be easy to cause the problem of pipe fitting linking is unstable and use process falls off.
Summary of the invention
Having at least one disadvantage of background technique can be improved the purpose of this utility model is to provide one kind to inflate
And the atm number inflator of air extracting function.
The atm number inflator of the utility model is suitable for that an inflation object is inflated and is evacuated, and includes one
A cylinder base, a piston unit and one are mounted on the cylinder base and the control mechanism of qi structure of neighbouring lower section.The cylinder base includes one
Assembly hole, the piston unit include one and are mounted on the piston seat in the cylinder base and being reciprocally moveable, the piston seat and the cylinder base
Match first gas chamber, second gas chamber defined above the assembly hole.The control mechanism of qi structure can including one
The valve rod being rotatably mounted in the assembly hole, the valve rod have one first inflation road, one second inflate road, one first
Air exhaust duct and second air exhaust duct, the control mechanism of qi structure further include one be mounted on the valve rod this first inflation road and this second
Inflate the inflation valve group and a pumping valve group being mounted in first air exhaust duct and second air exhaust duct in road；When this
Inflator is located under modes of inflation, by the cooperation of the inflation valve group, extraneous gas via the first inflation road and this
Two inflation roads enter in the inflation object,, should by the cooperation of the pumping valve group when the inflator is transformed into an extraction pattern
The gas inflated in object is discharged via first air exhaust duct and second air exhaust duct.
Atm number inflator described in the utility model, wherein this first inflation stage property there are two respectively with first gas
Room and second gas chamber connection the first aeration aperture, this second inflation stage property there are two respectively with first gas chamber and second gas
Second aeration aperture of room connection, the inflation valve group have two the first charge valves being separately mounted in first aeration aperture,
And two the second charge valves being separately mounted in second aeration aperture；When the inflator is located under the modes of inflation, and
When the piston unit pushes, one of opening of first charge valve allows extraneous gas to enter via the first inflation road
In second gas chamber, while one of opening of second charge valve, make way for the indoor gas of the first gas by this
Two inflation roads enter the inflation object, and when the piston unit moves up, another opening of first charge valve allows external gas
Body enters in first gas chamber via the first inflation road, while another opening of second charge valve, make way for this
The indoor gas of two gas enters in the inflation object via the second inflation road.
Atm number inflator described in the utility model, wherein first air exhaust duct tool there are two respectively with first gas
Room and second gas chamber connection the first aspirating hole, second air exhaust duct tool there are two respectively with first gas chamber and second gas
Second aspirating hole of room connection, the pumping valve group have two the first extraction valves being separately mounted in first aspirating hole,
And two the second extraction valves being separately mounted in second aspirating hole；When the inflator is located under the extraction pattern, and
When the piston unit pushes, one of opening of first extraction valve, allow gas inside the inflation object via this
One air exhaust duct enters in second gas chamber, while one of opening of second extraction valve, allows the indoor gas of the first gas
Body is extracted out by second air exhaust duct；When the piston unit moves up, another opening of first extraction valve allows the inflation pair
As internal gas enters in first gas chamber via first air exhaust duct, while another opening of second extraction valve,
The indoor gas of the second gas is allowed to be extracted out by second air exhaust duct.
Atm number inflator described in the utility model, wherein the valve rod also has one first ventilation road and one
Second ventilation road, and the control mechanism of qi structure further includes the scavenging air valve being mounted in the first ventilation road and the second ventilation road
Group, when the inflator is located under ventilatory pattern, by the control of the ventilation valve group, when the piston unit moves up, this
One gas chamber and the indoor gas of the second gas can be taken a breath by the first ventilation road, external when the piston unit pushes
Gas via this first ventilation road enter second gas chamber in, be located at the indoor gas of the first gas by this second ventilation road into
Enter in the inflation object.
Atm number inflator described in the utility model, wherein the first ventilation road is with one under the ventilatory pattern
The first air vent being connected to first gas chamber and two the second ventilations being connected under the ventilatory pattern with second gas chamber
Hole, the second ventilation road have a third air vent being connected under the ventilatory pattern with first gas chamber, the ventilation valve group
Second be separately mounted in second air vent with first scavenging air valve being mounted in first air vent, two
Scavenging air valve and a third scavenging air valve being mounted in the third air vent；Be located under the ventilatory pattern when the inflator and
When the piston unit moves up, extraneous gas will push first scavenging air valve open into first gas chamber, while be located at second gas chamber
Interior gas can push one of them of second scavenging air valve open, and by the first ventilation road discharge, when the piston unit pushes
When, the third scavenging air valve can be pushed open positioned at the indoor gas of the first gas, and enters the inflation object via the second ventilation road
Interior while external gas enters the first ventilation road, and open second scavenging air valve another after enter second gas
It is indoor.
Atm number inflator described in the utility model, wherein the cylinder base further include an inner tube wall, one be centered around this
Outer tube wall, an assembling ring for defining the assembly hole and being connected to below the inner tube wall and the outer tube wall outside inner tube wall
Wall and a lid are located at the end cap above the inner tube wall and the outer tube wall, and the piston unit further includes one and the piston
Seat interlocks the handle combined, which there is one to move and airtightly be folded between the inner tube wall and the outer tube wall
Piston only and one up protrude the end cap and the extension pipe portion in conjunction with the handle by the piston only, and this first
Gas chamber is located at the lower section between the inner tube wall and the outer tube wall and being located at the piston only, and second gas chamber is interior by this with one
First space made of barrel defines, one between the inner tube wall and the outer tube wall and be located above the piston only the
Two spaces, a third space being connected between the inner tube wall and the extension pipe portion and with first space, and at least
One intercommunicating pore for being located in the extension pipe portion and being connected to the second space and the third space, but the assembling ring wall also has one
A sets of vias, there are two the first through hole being connected to first gas chamber and two and second gas chamber for sets of vias tool
Second through-hole of first space connection；When the inflator is located under the modes of inflation, the first inflation road and second inflation
Road is connected to the sets of vias, and when the inflator is located under the extraction pattern, first air exhaust duct and second air exhaust duct are logical with this
The connection of hole group, when the inflator is located under the ventilatory pattern, the first ventilation road and the second ventilation road are connected to the sets of vias.
The effect of the utility model, is: since the control mechanism of qi structure is located at the cylinder base adjacent to the position of lower section, and with this
The operation of piston unit is unrelated, so the utility model not only can achieve the purpose of atm number inflation and pumping, can also keep away
Exempt to connect a pipe fitting of the inflator and the inflation object as the piston unit moves up and down, passes through matching for aforementioned structure
It closes, to reach operation smoothly, conveniently, and the purpose for avoiding the pipe fitting from falling off.
Detailed description of the invention
Other features and effect of the utility model will be clearly presented in the embodiment referring to schema, in which:
Fig. 1 is a perspective view of CN201610830U utility model；
Fig. 2 is an assembled sectional view of the utility model；
Fig. 3 is a sectional perspective exploded view of a first embodiment of the utility model inflator, while illustrating should
The relativeness of inflator and a pipe fitting；
Fig. 4 is an incomplete combination section of the first embodiment, while illustrating the inflator and the pipe fitting
Relativeness；
Fig. 5 is the view of a similar Fig. 4, which is located at a modes of inflation, and a piston of the inflator
Unit is pressed down；
Fig. 6 is the view of a similar Fig. 4, and the inflator is also in the modes of inflation, but the piston unit is pulled up；
Fig. 7 is the view of a similar Fig. 4, which is located at an extraction pattern, and the piston unit is pressed down；
Fig. 8 is the view of a similar Fig. 4, and the inflator is also in the extraction pattern, but the piston unit is pulled up；
Fig. 9 is a sectional perspective exploded view of a second embodiment of the utility model inflator, while illustrating should
The relativeness of inflator and the pipe fitting；
Figure 10 is an incomplete combination section of the second embodiment, which is located at a ventilatory pattern,
And the piston unit is pressed down；
Figure 11 is the view of a similar Figure 10, and the inflator is also in the ventilatory pattern, but on the piston unit
It draws.
Specific embodiment
Before the utility model is described in detail, it shall be noted that in the following description content, similar component be with
It is identically numbered to indicate.
Refering to Fig. 3,4,5, a first embodiment of the utility model inflator is using manual manipulation mode, by gas
It is filled in an inflation object (not shown), or reversely by the inflation object gas bleeding, which can be such as: filling
The article of gas ship, inflatable cushion, air mattress etc., but the utility model is not exemplified as limiting with upper with aforementioned.The inflator is logical
It crosses a pipe fitting 9 to connect with the inflation object, and includes: a cylinder base 2, and a piston list being mounted on the cylinder base 2
First 3, control mechanism of qi structures 4.
The cylinder base 2 includes a upright and hollow inner tube wall 21, one coaxially and is centered around outside the inner tube wall 21
Outer tube wall 22, one assembling ring wall 23, two for surrounding the setting of a rotation axis 20 are prominent from the outer tube wall 22 toward opposite side
And the pedal 24 of neighbouring bottom end and a lid are located at the end cap 25 of the inner tube wall 21 and 22 top of outer tube wall, the end cap 25
With a centrally located support hole 251.The assembling ring wall 23 has one and defines one between the pedal 24
The inner surface 232 of a assembly hole 231 and a sets of vias 230, there are two first through hole 233 for the sets of vias 230 tool, and
Two the second through-holes 234.
The piston unit 3 includes that a piston seat 31 partially protruded into the cylinder base 2 and one connect with the piston seat 31
The dynamic handle 32 combined, the piston seat 31 have an airtight piston being folded between the inner tube wall 21 and the outer tube wall 22
Ontology 311 and one and 311 integrally connected of piston only and being pierced by behind the support hole 251 is prolonged with what the handle 32 was combined
Pipe portion 312 is stretched, which matches with the cylinder base 2 defines first gas chamber 33 and second gas chamber 34.It should
First gas chamber 33 between the inner tube wall 21 and the outer tube wall 22, and be located at the piston only 311 lower section, while with it is described
First through hole 233 is connected to.What second gas chamber 34 was connected in the inner tube wall 21 and with second through-hole 234 with one
Second space 342, one between the extension pipe portion 312 and the outer tube wall 22 of first 341, one, space are between the extension
The third space 343 that is connected between pipe portion 312 and the inner tube wall 21 and with first space 341 and several it is located at the extension
In pipe portion 312 and it is connected to the second space 342 and the intercommunicating pore 344 in the third space 343.
The control mechanism of qi structure 4 includes a valve rod 41, which has one and be installed in rotation in the assembly hole 231
Central part 411 and one from the central part 411 toward radial outer end pulling part 412 outstanding, which has one
The pumping of 44, one first, 43, one second, road of the inflation of second end face 414, one first of a first end face 413, one inflation road
Road 45 and second air exhaust duct 40.The first inflation road 43 and the second inflation 44 line correspondences of road, first air exhaust duct
45 and second air exhaust duct 40 be also line correspondences.
The first inflation road 43 have the neighbouring first end face 413 gas access 431 and two respectively with its
In the first through hole 233 and one of them second through-hole 234 connection the first aeration aperture 432, this second inflation road 44
Gas vent 441 with neighbouring second end face 414 and two respectively with the first through hole 233 another
And the second aeration aperture 442 of another connection of second through-hole 234.First air exhaust duct 45 have one it is neighbouring this
The bleed air inlet 451 of biend 414 and two the first aspirating holes 452, second air exhaust duct 40 have one it is neighbouring this first
The pumping outlet 401 of end face 413 and two the second aspirating holes 402.
The control mechanism of qi structure 4 further includes the charge valve being mounted in the first inflation road 43 and the second inflation road 44 again
Group 46 and a pumping valve group 47 being mounted in first air exhaust duct 45 and second air exhaust duct 40, the inflation valve group 46
There are two the first charge valves 461 for being separately mounted in first aeration aperture 432 and two to be separately mounted to described for tool
The second charge valve 462 in two aeration apertures 442, there are two be separately mounted to first aspirating hole 452 to the pumping valve group 47 tool
The first interior extraction valve 471 and two the second extraction valves 472 being separately mounted in second aspirating hole 402.
Refering to Fig. 4,5,6, the present embodiment inflator is located under a modes of inflation, the first inflation road 43 and this second
Road 44 is inflated adjacent to top, and passes through first space of the sets of vias 230 and first gas chamber 33 and second gas chamber 34
341 connections.As shown in figure 5, the gas in first gas chamber 33 can be pushed open corresponding when pushing the piston unit 3
Second charge valve 462, and enter the pipe fitting 9 via the second inflation road 44, it finally enters in the inflation object.Another party
The volume in face, the second space 342 can increase, and the gas in first space 341 is taken out the past second space 342, by
It is extracted generation suction in the gas in first space 341, so external gas can be pushed away via the first inflation road 43
Corresponding first charge valve 461 is opened, and is entered in first space 341.
As shown in fig. 6, the volume of first gas chamber 33 can increase and therefore generate suction when pulling up the piston unit 3,
At this point, external gas can enter the first inflation road 43, and push open enter after corresponding first charge valve 461 this first
In gas chamber 33.On the other hand, the piston only 311 moved up can compress the second space 342 of second gas chamber 34, make inside
Gas via the intercommunicating pore 344 pass through the third space 343, eventually flow into first space 341, in first space
In the increased situation of 341 internal pressures, gas can push corresponding second charge valve 462 open, finally by the second inflation road
44 enter in the inflation object via the pipe fitting 9.That is, the mistake that the present embodiment is moved up or pushed in the piston unit 3
It can inflate in journey, be cooperated by aforementioned structure, achieve the purpose that atm number is inflated.
Refering to Fig. 4,7,8, when the present embodiment inflator will be transformed into Fig. 7, one of 8 by the modes of inflation of Fig. 5,6
When extraction pattern, the valve rod 41 is rotated, first air exhaust duct 45 and second air exhaust duct 40 is made to correspond to the sets of vias 230 upward,
The inflation object equally passes through the pipe fitting 9 and connect with the valve rod 41.When pushing the piston unit 3, it is located at first gas chamber 33
Interior gas can push corresponding second extraction valve 472 open, and gas is discharged by second air exhaust duct 40, meanwhile, this
The volume in two spaces 342 will increase, and after allowing inside first space 341 and generating suction, will be in first air exhaust duct 45
Gas is taken out in first space 341 of second gas chamber 34.
When pulling up the piston unit 3, suction can be generated in first gas chamber 33, at this point, being located in the inflation object
The gas in portion can push corresponding second extraction valve 471 open via first air exhaust duct 45, and enter first gas chamber 33.
On the other hand, the piston only 311 moved up can also reduce the volume of the second space 342, and by gas toward first space
341 force feeds are finally pushed corresponding second extraction valve 472 open, and are discharged after gas is sent to second air exhaust duct 40.
Such one draws a pressure, the gas in the inflation object can quickly be extracted out.
Refering to Fig. 9,10,11, the structure of a second embodiment of the utility model inflator and the first embodiment class
Seemingly, it may have the function of atm number inflation and ventilation.Different places are: adding the function of a ventilation, that is to say, that when
When the inflator is transformed into a ventilatory pattern, ventilatory can only be carried out when pulling up the piston unit 3, and is pushing the work
Have the effect of when filling in unit 3 high-pressure aerated.
In order to reach above-described purpose, the central part 411 of the present embodiment valve rod 41 also has one first and changes
Laterally corresponding second ventilation road 49 ', the first ventilation road 49 have one with the first ventilation road 49 by air flue 49 and one
The first air vent 491 of one of them of the corresponding first through hole 233 and two respectively correspond second through-hole 234
The second air vent 492, which has another the third ventilation of the corresponding first through hole 233
Hole 493.The control mechanism of qi structure 4 further includes a ventilation valve group 48, which has one and be mounted on first air vent
The second scavenging air valve 482, Yi Jiyi that the first scavenging air valve 481, two in 491 is separately mounted in second air vent 492
A third scavenging air valve 483 being mounted in the third air vent 493.
When the inflator is located at the ventilatory pattern, pushing upward, is worked as in the first ventilation road 49 and the second ventilation road 49 '
When the piston unit 3, the gas in first gas chamber 33 can push the third scavenging air valve 483 open, and by second ventilation
To the inflation object is pushed gas in road 49 ', meanwhile, second gas chamber 34 is because volume becomes larger and generates suction, and therefore opens institute
One of them for stating the second scavenging air valve 482 enters gas in second gas chamber 34.
When pulling up the piston unit 3 makes the volume increase of first gas chamber 33, extraneous gas pushes first scavenging air valve open
481 enter first gas chamber 33, while the gas meeting being located in second gas chamber 34 is because compressed, and push described second open and change
Air valve 482 another, that is to say, that under the ventilatory pattern, which, which moves up, only takes a breath, only push should
Piston unit 3 just has the function of high-pressure aerated.
By described above it is found that the control mechanism of qi structure 4 is located at the cylinder base 2 adjacent to the position of lower section by the utility model, and lead to
The valve rod 41, the inflation valve group 46, the pumping valve group 47 and the ventilation valve group 48 cooperation are crossed, not only can achieve atm number
Inflation, pumping, and ventilation purpose, the cooperation of aforementioned structure, can also to avoid connection the pipe fitting 9 on the handle 32
Lower movement, to reach operation smoothly, conveniently, and the purpose for avoiding the pipe fitting 9 from falling off.
Claims (7)
1. a kind of atm number inflator is suitable for an inflation object inflation and pumping, and includes: a cylinder base, Yi Jiyi
A piston unit, the piston unit include the piston seat being mounted in the cylinder base, which matches boundary with the cylinder base
Make first gas chamber and second gas chamber；It is characterized by:
The cylinder base includes the assembly hole being located at below first gas chamber and second gas chamber；The inflator also includes one again
Mechanism of qi structure is controlled, which includes the valve rod being installed in rotation in the assembly hole, which has one first
Road, the second inflation road, first air exhaust duct and second air exhaust duct are inflated, which further includes an installation
The valve rod this first inflation road and this second inflation road in inflation valve group and one be mounted on first air exhaust duct and
Pumping valve group in second air exhaust duct；When the inflator is located under modes of inflation, by the cooperation of the inflation valve group, outside
Portion's gas enters in the inflation object via the first inflation road and the second inflation road, turns the inflator when rotating the valve rod
An extraction pattern is changed to, by the cooperation of the pumping valve group, the gas in the inflation object via first air exhaust duct and is somebody's turn to do
The discharge of second air exhaust duct.
2. atm number inflator according to claim 1, it is characterised in that: this first inflation stage property there are two respectively with this
First gas chamber and second gas chamber connection the first aeration aperture, this second inflation stage property there are two respectively with first gas chamber and should
Second aeration aperture of the second gas chamber connection, the inflation valve group have two be separately mounted in first aeration aperture first fill
Air valve and two the second charge valves being separately mounted in second aeration aperture；When the inflator is located at the modes of inflation
Under, and when piston unit pushing, one of opening of first charge valve allows extraneous gas via the first inflation road
Into in second gas chamber, while one of opening of second charge valve, make way for the indoor gas of the first gas by
The second inflation road enters the inflation object, and when the piston unit moves up, another opening of first charge valve is allowed outer
Portion's gas enters in first gas chamber via the first inflation road, while another opening of second charge valve, makes way for
The indoor gas of second gas enters in the inflation object via the second inflation road.
3. according to claim 1 or atm number inflator as claimed in claim 2, it is characterised in that: first air exhaust duct has
Two the first aspirating holes being connected to respectively with first gas chamber and second gas chamber, second air exhaust duct tool there are two respectively with this
There are two to be separately mounted to first pumping for first gas chamber and the second aspirating hole of second gas chamber connection, the pumping valve group
The first extraction valve and two the second extraction valves being separately mounted in second aspirating hole in hole；When the inflator position
Under the extraction pattern, and when the piston unit pushes, one of opening of first extraction valve is allowed in the inflation object
The gas in portion enters in second gas chamber via first air exhaust duct, while one of opening of second extraction valve, allows
The indoor gas of first gas is extracted out by second air exhaust duct；When the piston unit moves up, first extraction valve it is another
A opening allows the gas inside the inflation object to enter in first gas chamber via first air exhaust duct, while described second takes out
Another opening of air valve, allows the indoor gas of the second gas to be extracted out by second air exhaust duct.
4. atm number inflator according to claim 3, it is characterised in that: the valve rod also has one first ventilation road,
And one second ventilation road, and the control mechanism of qi structure further includes one and is mounted in the first ventilation road and the second ventilation road
It takes a breath valve group, when the inflator is located under ventilatory pattern, by the control of the ventilation valve group, is moved up in the piston unit
When, first gas chamber and the indoor gas of the second gas can be taken a breath by the first ventilation road, when the piston unit pushes
When, external gas via this first ventilation road enter second gas chamber in, be located at the indoor gas of the first gas by this second
Ventilation road enters in the inflation object.
5. atm number inflator according to claim 4, it is characterised in that: the first ventilation road is with one in the ventilation
The first air vent being connected under mode with first gas chamber and two be connected under the ventilatory pattern with second gas chamber
Two air vents, the second ventilation road have a third air vent being connected under the ventilatory pattern with first gas chamber, this is changed
Air valve group is separately mounted in second air vent with first scavenging air valve being mounted in first air vent, two
The second scavenging air valve and a third scavenging air valve being mounted in the third air vent；When the inflator is located at the ventilation mould
Under formula and when the piston unit moves up, extraneous gas will push first scavenging air valve open into first gas chamber, at the same be located at this
The indoor gas of two gas can push one of them of second scavenging air valve open, and by the first ventilation road discharge, when the piston list
When member pushes, the third scavenging air valve can be pushed open positioned at the indoor gas of the first gas, and fill into this via the second ventilation road
In gas object, while external gas enters the first ventilation road, and open second scavenging air valve another after enter should
In second gas chamber.
6. atm number inflator according to claim 5, it is characterised in that: the cylinder base further includes an inner tube wall, one
Be centered around the outer tube wall outside the inner tube wall, one define the assembly hole and be connected to below the inner tube wall and the outer tube wall
Assembling ring wall and a lid are located at end cap above the inner tube wall and the outer tube wall, and the piston unit further include one with
The piston seat interlocks the handle combined, which there is one to move and airtightly be folded in the inner tube wall and the outer tube wall
Between piston only and one the end cap and the extension pipe portion in conjunction with the handle are up protruded by the piston only, and
First gas chamber is located at the lower section between the inner tube wall and the outer tube wall and being located at the piston only, which has one
First space made of being defined as the inner tube wall, one between the inner tube wall and the outer tube wall and be located at the piston only on
The second space of side, a third space being connected between the inner tube wall and the extension pipe portion and with first space, with
And at least one is located in the extension pipe portion and is connected to the intercommunicating pore of the second space and the third space, and the assembling ring wall is also
With a sets of vias, sets of vias tool there are two first through hole be connected to first gas chamber and two and this second
Second through-hole of first space connection of gas chamber；When the inflator is located under the modes of inflation, the first inflation road and this
Two inflation roads are connected to the sets of vias, when the inflator is located under the extraction pattern, first air exhaust duct and second air exhaust duct
It is connected to the sets of vias, when the inflator is located under the ventilatory pattern, the first ventilation road and the second ventilation road and the through-hole
Group connection.
7. atm number inflator according to claim 1, it is characterised in that: the cylinder base further includes an inner tube wall, one
Be centered around the outer tube wall outside the inner tube wall, one define the assembly hole and be connected to below the inner tube wall and the outer tube wall
Assembling ring wall and a lid are located at end cap above the inner tube wall and the outer tube wall, and the piston unit further include one with
The piston seat interlocks the handle combined, which there is one to move and airtightly be folded in the inner tube wall and the outer tube wall
Between piston only and one the end cap and the extension pipe portion in conjunction with the handle are up protruded by the piston only, and
First gas chamber is located at the lower section between the inner tube wall and the outer tube wall and being located at the piston only, which has one
First space made of being defined as the inner tube wall, one between the inner tube wall and the outer tube wall and be located at the piston only on
The second space of side, a third space being connected between the inner tube wall and the extension pipe portion and with first space, with
And at least one is located in the extension pipe portion and is connected to the intercommunicating pore of the second space and the third space, and the assembling ring wall is also
With a sets of vias, sets of vias tool there are two first through hole be connected to first gas chamber and two and this second
Second through-hole of first space connection of gas chamber；When the inflator is located under the modes of inflation, the first inflation road and this
Two inflation roads are connected to the sets of vias, when the inflator is located under the extraction pattern, first air exhaust duct and second air exhaust duct
It is connected to the sets of vias.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820806790.6U CN208236594U (en) | 2018-05-29 | 2018-05-29 | Atm number inflator with inflation and air extracting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820806790.6U CN208236594U (en) | 2018-05-29 | 2018-05-29 | Atm number inflator with inflation and air extracting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208236594U true CN208236594U (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820806790.6U Withdrawn - After Issue CN208236594U (en) | 2018-05-29 | 2018-05-29 | Atm number inflator with inflation and air extracting function |
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| CN (1) | CN208236594U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109737028A (en) * | 2019-03-22 | 2019-05-10 | 威海荣创海洋科技有限公司 | A kind of Bidirectional pressure with air suction function steps on inflator |
| CN110529358A (en) * | 2019-09-24 | 2019-12-03 | 天津一安生物技术有限公司 | Pressurize decompression two-purpose inflator |
| CN110541801A (en) * | 2018-05-29 | 2019-12-06 | 双余实业股份有限公司 | large-air-volume inflator with inflation and air-extraction functions |
-
2018
- 2018-05-29 CN CN201820806790.6U patent/CN208236594U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110541801A (en) * | 2018-05-29 | 2019-12-06 | 双余实业股份有限公司 | large-air-volume inflator with inflation and air-extraction functions |
| CN110541801B (en) * | 2018-05-29 | 2020-11-17 | 双余实业股份有限公司 | Large-air-volume inflator with inflation and air-extraction functions |
| CN109737028A (en) * | 2019-03-22 | 2019-05-10 | 威海荣创海洋科技有限公司 | A kind of Bidirectional pressure with air suction function steps on inflator |
| CN109737028B (en) * | 2019-03-22 | 2023-12-26 | 威海荣创海洋科技有限公司 | Bidirectional pressure pedal inflator with air suction function |
| CN110529358A (en) * | 2019-09-24 | 2019-12-03 | 天津一安生物技术有限公司 | Pressurize decompression two-purpose inflator |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181214 Effective date of abandoning: 20201117 |
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| AV01 | Patent right actively abandoned |