CN217601599U - Quick reset inflator - Google Patents
Quick reset inflator Download PDFInfo
- Publication number
- CN217601599U CN217601599U CN202221529709.7U CN202221529709U CN217601599U CN 217601599 U CN217601599 U CN 217601599U CN 202221529709 U CN202221529709 U CN 202221529709U CN 217601599 U CN217601599 U CN 217601599U
- Authority
- CN
- China
- Prior art keywords
- inflator
- push rod
- sealing
- hole
- piston part
- 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.)
- Active
Links
Images
Landscapes
- Air Bags (AREA)
Abstract
The utility model discloses a quick reset inflator, which comprises an inflator body, an inflator push rod, a reset spring, a sealing ring and a sealing sheet; an inner cavity of the inflator is formed in the inflator body, and a push rod hole and an air vent are respectively formed in the upper part and the lower part of the inflator body; the pressing part of the push rod of the inflator can move up and down and penetrate through the push rod hole, the piston part of the push rod of the inflator can move up and down and is contained in the inner cavity of the inflator, and an inflator air chamber is formed between the piston part and the bottom of the inflator body; the reset spring is accommodated in the air chamber of the air cylinder, and two ends of the reset spring respectively abut against the piston part and the air cylinder body; the sealing ring is matched with the piston part and movably abutted against the inner wall of the inner cavity of the air cylinder; the sealing piece is movably matched with the push rod of the air cylinder, and the sealing part of the sealing piece movably plugs the air passing hole of the piston part. The utility model discloses a quick reset inflator can make inside and the external environment atmospheric pressure of inflator air chamber reach the balance fast when removing pressing to the inflator push rod for gasbag and inflator push rod reset more fast.
Description
Technical Field
The utility model relates to a pneumatic actuating mechanism field of bathroom product especially indicates a quick reset inflator.
Background
At present, most flushing mechanisms of sanitary products (such as toilets) are controlled through mechanical starting mechanisms, and the installation of the mechanical starting mechanisms is only limited to the positions close to the flushing mechanisms, so that the limitation is high. Therefore, part of the flushing mechanism is controlled by a pneumatic starting mechanism, the mounting position of an air cylinder of the pneumatic starting mechanism is not restricted by the flushing mechanism, and the air cylinder can be fixed according to the height or the direction required by a user, so that the pneumatic starting mechanism has stronger practicability and convenience.
The principle of the pneumatic starting mechanism is as follows: the air bag is connected with the air cylinder through the pneumatic hose, so that the air cylinder inflates the air bag after being pressed by external force, the air bag expands, and the air bag directly or indirectly pushes a half-discharge push rod or a full-discharge push rod of the drain valve to realize the half-discharge opening or the full-discharge opening action of the drain valve. However, the existing pneumatic starting mechanism has some problems that the air cylinder can not be reset quickly after the air cylinder is pressed, and the air bag can not be reset in time; and the air bag can not be timely reset, which can result in overlong opening time of the drain valve and waste of water resources, and can also result in that the drain valve can not be closed in serious cases, which leads to the water tank to always drain water.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quick reset inflator to overcome the not enough among the prior art.
In order to achieve the above purpose, the solution of the utility model is:
a quick reset inflator comprises an inflator body, an inflator push rod, a reset spring, a sealing ring and a sealing piece; an inner cavity of the inflator is formed in the inflator body, and a push rod hole and an air vent which are communicated with the inner cavity of the inflator are respectively formed in the upper part and the lower part of the inflator body; the inflator push rod comprises a pressing part and a piston part which are connected, the pressing part can vertically move and penetrate through a push rod hole, the piston part can vertically move and is contained in an inner cavity of the inflator, a variable-volume inflator air chamber is formed between the piston part and the bottom of the inflator body, the inflator air chamber is communicated with the vent hole, and the piston part is provided with an air passing hole which vertically penetrates through the air passing hole; the reset spring is accommodated in the air chamber of the air cylinder, and the upper end and the lower end of the reset spring respectively abut against the piston part and the air cylinder body; the sealing ring is matched with the piston part of the push rod of the inflator and movably abutted against the inner wall of the inner cavity of the inflator, so that the piston part is movably matched with the inner wall of the inner cavity of the inflator in a sealing way through the sealing ring; the sealing piece can move up and down and is matched with the push rod of the air cylinder, the sealing piece forms a sealing part positioned below the piston part, and the sealing part movably plugs the air passing hole of the piston part.
The push rod of the inflator is provided with a mounting hole which vertically penetrates through the pressing part and the piston part; the gasket is provided with an installation part connected with the sealing part, and the installation part can move up and down to be matched with the installation hole.
The inner wall of the mounting hole is provided with a blocking edge; the installation department of gasket is equipped with the activity and contradicts the backstop head that keeps off along the upside.
The bottom of the piston part of the air cylinder push rod is provided with a vent groove communicated with the mounting hole; the sealing part of the sealing sheet movably seals the vent groove.
An opening at the upper part of a mounting opening of the inflator push rod is matched with the push rod head, and the push rod head covers the opening at the upper part of the mounting opening.
The side wall of the piston part of the air cylinder push rod is provided with an annular groove, and the inner side of the sealing ring is embedded in the annular groove.
The sealing ring is a V-shaped sealing ring.
The inner top wall of the gas cavity is provided with a limiting column extending downwards, and the limiting column movably penetrates through the gas hole and movably pushes against the sealing part of the sealing sheet.
The inner wall of the push rod hole of the inflator body is provided with a sliding groove along the axial direction of the push rod hole, and the pressing part of the push rod of the inflator is provided with a sliding sheet in sliding connection with the sliding groove.
The inflator body comprises an upper cover and a base which are connected up and down, an inflator inner cavity is formed between the upper cover and the base, the upper cover is provided with the push rod hole, and the base is provided with the vent hole; the seal ring movably supports against the inner wall of the base.
After the scheme is adopted, the utility model discloses a when the inflator resets fast uses, the air vent of inflator body passes through the trachea and is connected with the gasbag. When the pressing part of the inflator push rod is pressed, the piston part of the inflator push rod drives the sealing ring to move downwards and compress the return spring, the sealing piece moves upwards relative to the inflator push rod firstly so that the sealing part of the sealing piece plugs the air passing hole of the piston part firstly, and then the sealing piece moves downwards along with the inflator push rod so that the gas in the inflator air chamber is discharged to the air bag from the air vent so as to expand the air bag; and the utility model discloses when removing the pressing according to the splenium to inflator push rod, reset spring resets and promotes the piston portion of inflator push rod and shifts up, when piston portion shifts up the certain distance, the inside atmospheric pressure of inflator air chamber is less than external environment atmospheric pressure and makes the gasket move down for inflator push rod under the external environment atmospheric pressure effect, make the gas pocket of no longer shutoff piston portion of sealing, the inflator air chamber just makes the inflator air chamber inside reach the equilibrium with external environment atmospheric pressure fast through gas pocket and external environment intercommunication like this, make the gasbag more reset fast, reduce the resistance that piston portion moved up simultaneously, move to initial position on making piston portion drive sealing washer and the gasket faster under reset force effect of reset spring.
According to the above, the utility model discloses a quick reset inflator can make inside and external environment atmospheric pressure of inflator air chamber reach the balance fast removing the pressing of pressing the splenium to the inflator push rod for gasbag and inflator push rod reset sooner.
Drawings
Fig. 1 is an exploded view of a first embodiment of the present invention 1;
fig. 2 is an exploded view of a first embodiment of the present invention, fig. 2;
fig. 3 is a cross-sectional view 1 according to a first embodiment of the present invention;
fig. 4 is a cross-sectional view 2 of a first embodiment of the present invention;
fig. 5 is a cross-sectional view 4 of a first embodiment of the present invention;
fig. 6 is a schematic view of a first embodiment of the present invention;
fig. 7 is an exploded view of the second embodiment of the present invention;
fig. 8 is a sectional view of a second embodiment of the present invention;
description of reference numerals:
the inflator comprises a inflator body 1, an upper cover 101, a base 102, an inflator inner cavity 10, a push rod hole 11, a sliding groove 111, a vent hole 12, a perforation hole 13 and a limit column 14
The push rod 2 of the air cylinder, the pressing part 21, the sliding sheet 211, the piston part 22, the air passing hole 221, the annular groove 222, the vent groove 223, the mounting hole 23, the blocking edge 231,
the return spring (3) is arranged in the shell,
the sealing ring (4) is provided with a sealing ring,
the sealing sheet 5, the sealing portion 51, the mounting portion 52, the stopper 521,
the push rod head 6 is provided with a push rod head,
an air cylinder chamber S, an air pipe G and an air bag Q.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the specific embodiments below.
Example one
With reference to fig. 1 to 6, in a first embodiment of the present invention, a rapid-resetting inflator comprises an inflator body 1, an inflator push rod 2, a reset spring 3, a sealing ring 4 and a sealing piece 5; an air cylinder inner cavity 10 is formed in the air cylinder body 1, and a push rod hole 11 and a vent hole 12 which are communicated with the air cylinder inner cavity 10 are respectively arranged at the upper part and the lower part of the air cylinder body 1; the push rod 2 of the air cylinder comprises a push part 21 and a piston part 22 which are connected, the push part 21 can vertically move and penetrate through a push rod hole 11, the piston part 22 can vertically move and is accommodated in an inner cavity 10 of the air cylinder, a variable-volume air cylinder air chamber S is formed between the piston part 22 and the bottom of the air cylinder body 1, the air cylinder air chamber S is communicated with the vent hole 12, and the piston part 22 is provided with an air passing hole 221 which vertically penetrates through for communicating the air cylinder air chamber S with the outside atmosphere; the return spring 3 is accommodated in the cylinder air chamber S, and the upper end and the lower end of the return spring 3 respectively abut against the piston part 22 and the cylinder body 1; the sealing ring 4 is matched with the piston part 22 of the gas cylinder push rod 2 and is movably abutted against the inner wall of the inner cavity 10 of the gas cylinder, so that the piston part 22 is movably and hermetically matched with the inner wall of the inner cavity 10 of the gas cylinder through the sealing ring 4; the sealing sheet 5 is vertically movable and is fitted to the gas cylinder push rod 2, the sealing sheet 5 forms a sealing part 51 positioned below the piston part 22, and the sealing part 51 movably blocks the air passing hole 221 of the piston part 22.
As shown in fig. 6, when the quick-return inflator of the present invention is used, the vent hole 12 of the inflator body 1 is connected to the air bag Q through the air tube G; the utility model discloses a quick reset inflator theory of use does:
when the pressing part 21 of the gas cylinder push rod 2 is pressed, the piston part 22 of the gas cylinder push rod 2 drives the sealing ring 4 to move downwards and compress the return spring 3, the sealing sheet 5 moves upwards relative to the gas cylinder push rod 2 firstly, so that the sealing part 51 of the sealing sheet 5 seals the gas passing hole 221 of the piston part 22, and then the sealing sheet 5 moves downwards along with the gas cylinder push rod 2, so that the gas in the gas cylinder chamber S is discharged from the vent hole 12 to the gas bag Q, and the gas bag Q is expanded;
when the pressing of the pressing part 21 of the air cylinder push rod 2 is released, the return spring 3 is reset to push the piston part 22 of the air cylinder push rod 2 to move upwards, when the piston part 22 moves upwards for a certain distance, the air pressure in the air cylinder chamber S is lower than the external environment air pressure, so that the sealing sheet 5 moves downwards relative to the air cylinder push rod 2 under the action of the external environment air pressure, the sealing part 51 of the sealing sheet 5 does not block the air passing hole 221 of the piston part 22 any more, and the air cylinder chamber S is communicated with the external environment through the air passing hole 221, so that the air pressure in the air cylinder chamber S and the external environment air pressure reach balance rapidly, the air bag Q resets rapidly, and meanwhile, the resistance of the piston part 22 moving upwards is reduced, so that the piston part 22 drives the sealing ring 4 and the sealing sheet 5 to move upwards to the initial position more rapidly under the action of the return force of the return spring 3.
In the first embodiment of the present invention, the gas cylinder body 1 comprises an upper cover 101 and a base 102 connected up and down, a gas cylinder inner chamber 10 is formed between the upper cover 101 and the base 102, the upper cover 101 is provided with the push rod hole 11, and the base 102 is provided with the vent hole 12, so that the gas cylinder push rod 2, the return spring 3, the sealing ring 4 and the sealing piece 5 are conveniently installed in the gas cylinder body 1; the upper cover 101 and the base 102 can be connected in a snap connection manner; the sealing ring 5 is then forced to move against the inner wall of the base 102, so that no sealing engagement is required between the cover 101 and the base 102.
In the first embodiment of the present invention, the inner wall of the push rod hole 11 of the gas cylinder body 1 is provided with a sliding groove 111 along the axial direction of the push rod hole 11, and the pressing portion 21 of the gas cylinder push rod 2 is provided with a sliding piece 211 in sliding connection with the sliding groove 111; the utility model discloses a cooperation of spout 111 and gleitbretter 211 can make inflator push rod 2 and inflator body 1 form the spacing cooperation of circumference to prevent inflator push rod 2 and rotate for inflator body 1, be favorable to piston portion 22 to form reliable and stable activity sealing cooperation through sealing washer 4 and inflator inner chamber 10 inner wall.
The embodiment of the utility model provides an in, the upper portion of inflator body 1 can be equipped with the communicating perforation 13 of inflator inner chamber 10, perforation 13 can set up in upper cover 101, and perforation 13 is provided with and does benefit to inflator air chamber S and external environment and carries out gas exchange fast and make inside and the external environment atmospheric pressure of inflator air chamber S reach the equilibrium fast.
In the first embodiment of the present invention, the side wall of the piston part 22 of the gas cylinder plunger 2 is provided with a ring groove 222, and the inner side of the sealing ring 4 is embedded in the ring groove 222 to prevent the sealing ring 4 from separating from the piston part 22; the sealing ring 4 can be a V-shaped sealing ring, and the sealing performance of the V-shaped sealing ring is good.
In the first embodiment of the present invention, the gas cylinder push rod 2 is provided with a mounting hole 23 vertically penetrating the pressing portion 21 and the piston portion 22; the sealing sheet 5 is provided with a mounting portion 52 connected with the sealing portion 51, the mounting portion 52 is vertically movable and is fitted in the mounting hole 23, and the mounting hole 23 enables air flow to flow so that the sealing sheet 5 can smoothly move vertically relative to the cylinder push rod 2. The inner wall of the mounting hole 23 can be provided with a blocking edge 231; the mounting part 52 of the sealing plate 5 is provided with a stop head 521 which movably abuts against the upper side of the stop edge 231, so that the sealing plate 5 is prevented from being separated from the push rod 2 of the gas cylinder. In addition, the bottom of the piston part 22 of the gas cylinder push rod 2 can be provided with a vent groove 223 communicated with the mounting hole 23, and the sealing part 51 of the sealing sheet 5 movably seals the vent groove 223; the utility model discloses the air duct 223 is also sealed to sealing 51 when the gas pocket 221 is crossed in the sealing 51 shutoff of gasket 5, and the air duct 223 is also opened to sealing 51 when the gas pocket 221 is opened to sealing 51 when the sealing 5, is favorable to carrying out gas exchange with external environment fast through air duct 223 and mounting hole 23 like this and makes the inside and external environment atmospheric pressure of inflator air chamber S reach the equilibrium fast. The opening at the upper part of the mounting opening 23 can be matched with the push rod head 6, and the push rod head 6 covers the opening at the upper part of the mounting opening 23 to prevent dust and other impurities from entering the mounting opening 23.
Example two
As shown in fig. 7 and 8, in comparison with the first embodiment of the present invention, a second embodiment of the present invention has a limiting post 14; specifically, in the second embodiment of the present invention, the inner top wall of the gas cavity 10 is provided with a limiting post 14 extending downward, and the limiting post 14 movably passes through the gas passing hole 221 and movably pushes against the sealing portion 51 of the sealing sheet 5; the utility model discloses when piston portion 22 resets to initial position, spacing post 14 passes gas pocket 221 and pushes away the sealing 51 of gasket 5 for guarantee that sealing 51 does not contradict piston portion 22, in order to ensure that sealing 51 opens gas pocket 221 and air channel 223.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications made by those skilled in the art should not be construed as departing from the scope of the present invention.
Claims (10)
1. The utility model provides a quick reset inflator which characterized in that: comprises an inflator body, an inflator push rod, a return spring, a sealing ring and a sealing piece;
an inner cavity of the inflator is formed in the inflator body, and a push rod hole and an air vent which are communicated with the inner cavity of the inflator are respectively formed in the upper part and the lower part of the inflator body;
the push rod of the inflator comprises a pressing part and a piston part which are connected, the pressing part can vertically move and penetrates through a push rod hole, the piston part can vertically move and is contained in an inner cavity of the inflator, a variable-volume inflator air chamber is formed between the piston part and the bottom of the inflator body and is communicated with the vent hole, and the piston part is provided with a vent hole which vertically penetrates through the piston part;
the reset spring is accommodated in the air chamber of the air cylinder, and the upper end and the lower end of the reset spring respectively abut against the piston part and the air cylinder body;
the sealing ring is matched with the piston part of the push rod of the inflator and movably abutted against the inner wall of the inner cavity of the inflator, so that the piston part is movably and hermetically matched with the inner wall of the inner cavity of the inflator through the sealing ring;
the sealing piece can move up and down and is matched with the push rod of the air cylinder, the sealing piece forms a sealing part positioned below the piston part, and the sealing part movably plugs the air passing hole of the piston part.
2. The quick reset gas cylinder of claim 1, wherein: the push rod of the inflator is provided with a mounting hole which vertically penetrates through the pressing part and the piston part;
the gasket is provided with an installation part connected with the sealing part, and the installation part can move up and down to be matched with the installation hole.
3. The quick reset gas cylinder of claim 2, wherein: the inner wall of the mounting hole is provided with a blocking edge; the installation department of gasket is equipped with the activity and contradicts the backstop head that keeps off along the upside.
4. The quick reset cartridge of claim 2 wherein: the bottom of the piston part of the push rod of the inflator is provided with a vent groove communicated with the mounting hole; the sealing part of the sealing sheet movably seals the vent groove.
5. The quick reset cartridge of claim 2 wherein: an opening at the upper part of a mounting opening of the inflator push rod is matched with the push rod head, and the push rod head covers the opening at the upper part of the mounting opening.
6. The quick reset gas cylinder of claim 1, wherein: the side wall of the piston part of the inflator push rod is provided with an annular groove, and the inner side of the sealing ring is embedded in the annular groove.
7. The quick reset cylinder of claim 1 or 6, wherein: the sealing ring is a V-shaped sealing ring.
8. The quick reset gas cylinder of claim 1, wherein: the inner top wall of the inner cavity of the inflator is provided with a limiting column which extends downwards, and the limiting column movably penetrates through the air hole and movably pushes against the sealing part of the sealing sheet.
9. The quick reset gas cylinder of claim 1, wherein: the push rod hole inner wall of the inflator body is provided with a sliding groove along the axial direction of the push rod hole, and the pressing part of the inflator push rod is provided with a sliding sheet which is in sliding connection with the sliding groove.
10. The quick reset gas cylinder of claim 1, wherein: the inflator body comprises an upper cover and a base which are connected up and down, an inflator inner cavity is formed between the upper cover and the base, the upper cover is provided with the push rod hole, and the base is provided with the vent hole; the seal ring movably abuts against the inner wall of the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221529709.7U CN217601599U (en) | 2022-06-16 | 2022-06-16 | Quick reset inflator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221529709.7U CN217601599U (en) | 2022-06-16 | 2022-06-16 | Quick reset inflator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217601599U true CN217601599U (en) | 2022-10-18 |
Family
ID=83590868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221529709.7U Active CN217601599U (en) | 2022-06-16 | 2022-06-16 | Quick reset inflator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217601599U (en) |
-
2022
- 2022-06-16 CN CN202221529709.7U patent/CN217601599U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11415120B2 (en) | Waterproof emulsion pump with external spring | |
| CN105408644B (en) | Detachable vacuum pump device | |
| KR970009252B1 (en) | Dispensing device | |
| JPWO2011093027A1 (en) | pump | |
| US20130205486A1 (en) | Flushing mechanism | |
| WO2011076020A1 (en) | Non-dripping suck-back nozzle | |
| CN217601599U (en) | Quick reset inflator | |
| EP2620560A1 (en) | A pneumatic push button with air compensating structure | |
| CN115748908A (en) | Pneumatic device, pneumatic control drain valve and water tank | |
| CN203022093U (en) | Pneumatic button for automatically filling gas | |
| US20220381019A1 (en) | Pushing force converting mechanism and concealed water tank | |
| CN214787681U (en) | Short cavity actuator | |
| CN201215075Y (en) | Hand-pressing vacuum pump | |
| CN208692985U (en) | A kind of aerated water machine of automatic exhausting | |
| CN210611747U (en) | Thermos cup with pressure relief device | |
| CN212830216U (en) | Press type quick opening and closing sealing cover and sealing can | |
| CN216242306U (en) | Pneumatic aseptic tank bottom valve | |
| CN219928228U (en) | Bottle cap | |
| CN2919984Y (en) | Water bottle with elastic telescopic sucking nozzle | |
| CN201043048Y (en) | Vacuum seal cover of circular container | |
| JP3527324B2 (en) | Creamy container | |
| CN116946556B (en) | Conjoined bottle cap of wide-mouth bottle | |
| CN2332826Y (en) | Portable engine oil sucking device | |
| EP4095328A1 (en) | Pushing force converting mechanism and concealed water tank | |
| CN115301175A (en) | Production reation kettle for film forming auxiliary agent |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A quick reset air cylinder Effective date of registration: 20230515 Granted publication date: 20221018 Pledgee: Bank of China Limited Xiamen Haicang sub branch Pledgor: XIAMEN R&J PRECISION TECHNOLOGY Co.,Ltd. Registration number: Y2023980040520 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |