CN217713742U - Air inflation and air exhaust reversing valve device - Google Patents
Air inflation and air exhaust reversing valve device Download PDFInfo
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- CN217713742U CN217713742U CN202220795408.2U CN202220795408U CN217713742U CN 217713742 U CN217713742 U CN 217713742U CN 202220795408 U CN202220795408 U CN 202220795408U CN 217713742 U CN217713742 U CN 217713742U
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Abstract
An air inflation and air exhaust reversing valve device comprises an air storage piece, a reversing valve body, a reversing rod and a reversing driving mechanism, wherein an air inlet compartment and an air outlet compartment are formed in the air storage piece, the upper end of the air storage piece is connected with the reversing valve piece, the lower end of the air storage piece is linked with an air pump driving device, two channels communicated with the air inlet compartment and the air outlet compartment are arranged in the reversing valve body, a connector connected with a container is arranged at the upper end of the reversing valve body, the reversing rod transversely penetrates through the air exchange valve body and is connected with the reversing driving mechanism, two plugs for reversing are arranged on the reversing rod, and when the reversing rod moves back and forth under the action of the reversing driving mechanism, the two plugs also move back and forth to realize the switching of the two channels, so that the switching of an inflation mode and an air exhaust mode is realized. The utility model discloses simple structure switches convenient operation, need not to set up the air pump, can realize bleeding and aerifing through simple switching-over device, and it is fast, with low costs to bleed simultaneously, excellent in use effect.
Description
Technical Field
The utility model relates to an inflator pump switching-over valve technical field, concretely relates to aerify switching-over valve device of bleeding.
Background
At present, use occasions needing air extraction and inflation are frequently encountered in life, such as air cushion bed inflation and deflation, surfboard inflation and deflation and the like, an air inlet and an air outlet of an existing air pump product on the market are fixed and cannot be switched, and an air pump which can be used for inflation and air extraction through a connector is not available on the market at present. Meanwhile, the existing air extracting and inflating device is complex in structure, low in air extracting speed, large in size and high in cost and comprises an electric air pump.
Therefore, the conventional air pumping and inflating device needs to be improved, so that the air pumping speed is high, the volume is small, and the cost is low.
Disclosure of Invention
The utility model aims to solve the technical problem that an air-pumping reversing valve device which has simple structure and is convenient for air pumping and air-pumping switching is provided.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: an air-charging air-extracting reversing valve device is characterized in that: the reversing valve comprises an air storage piece, a reversing valve body, a reversing rod and a reversing driving mechanism, wherein an air inlet compartment and an air outlet compartment are arranged in the air storage piece, the upper end of the air storage piece is connected with the reversing valve piece, the lower end of the air storage piece is linked with an air pump driving device, two channels which are respectively communicated with the air inlet compartment and the air outlet compartment are arranged in the reversing valve body, the upper end of the reversing valve body is provided with a connector which is connected with a container, the reversing rod transversely penetrates through the air exchange valve body and is connected with the reversing driving mechanism, two plugs which are abutted against the inner wall of the reversing valve body and are used for reversing are arranged on the reversing rod, and when the reversing rod moves back and forth under the action of the reversing driving mechanism, the two plugs also move back and forth to realize the switching of the two channels, so that the switching of an inflation mode and an air exhaust mode is realized.
As an improvement, the reversing valve body comprises a cylindrical valve body, a valve cover is arranged at the rear end of the valve body, a through hole for the reversing rod to penetrate through is formed in the front end of the valve body and the middle of the valve cover, a plurality of small holes are formed in the periphery of the through hole, a connecting cover connected with the gas storage piece is arranged at the lower end of the valve body, and the connector is a threaded connector and is arranged at the middle position of the upper end of the valve body.
Furthermore, the air storage piece is square, the connecting cover is a corresponding square cover, connecting holes are formed in the left edge and the right edge of the air storage piece, corresponding connecting through holes are formed in the connecting cover, the connecting cover is arranged on the air storage piece in a sealing mode and fixed with the air storage piece through a fixing plate and screws, the air inlet compartment and the air outlet compartment are arranged in the front position and the rear position of the air storage piece respectively, air inlet small holes are formed in the air inlet compartment, air inlet valve blocks are arranged on the back face of the air inlet compartment, the air inlet valve blocks are fixed on the air storage piece through screws, air outlet small holes are formed in the air outlet compartment, and air outlet valve blocks, springs and air outlet valve block pressing pieces are arranged in the air outlet compartment and fixed on the air storage piece through screws.
Furthermore, the plug is of a disc-shaped structure matched with the inner wall of the valve body, an O-shaped sealing ring is embedded at the outer end of the plug and abuts against the inner wall of the valve body, when the reversing rod moves forwards in place, a threaded interface on the valve body is connected with the air outlet compartment of the air storage piece, and the other channel is connected with the air inlet compartment of the air storage piece and the small hole of the valve cover under the sealing effect of the two plugs to realize inflation; when the reversing rod moves backwards to a proper position, the threaded connector on the valve body is connected with the air inlet compartment of the air storage piece, and the other channel is connected with the air outlet compartment of the air storage piece and the small hole on the valve body under the sealing effect of the two plugs, so that air extraction is realized.
Furthermore, the reversing driving mechanism comprises a driving seat, a driving motor, an eccentric wheel and a reversing driving block, the driving seat is fixed on a connecting cover of the reversing valve body, the driving motor is installed at the lower end of the driving seat, an output shaft of the driving motor is connected with the eccentric wheel installed in the driving seat, an eccentric cam is arranged on the eccentric wheel and movably connected with a reversing rod driving block, the reversing rod driving block is connected with the front end of a reversing rod, the eccentric wheel is driven to rotate through the forward and reverse rotation of the driving motor, the reversing rod driving block is driven to reciprocate, and the reversing rod is enabled to reciprocate back and forth.
Furthermore, a waist-shaped hole for inserting a cam of the eccentric wheel is formed in the reversing rod driving block, an opening for penetrating the front end of the reversing rod is formed in the rear end of the driving seat, and the front end of the reversing rod is connected with the reversing rod driving block through buckling fit.
And furthermore, a cover plate is involutively arranged on the driving seat, a front travel switch and a rear travel switch are arranged on the cover plate, a travel switch deflector rod is convexly arranged at the upper end of the reversing rod driving block, and the travel switch deflector rod touches the travel switch to cut off or switch on the driving motor to rotate forwards and reversely, so that the reciprocating motion of the reversing rod is realized.
Still further, the drive of the reversing drive mechanism is not limited to a drive motor, and a drive handle may also be employed.
And finally, the air pump driving device comprises a linkage air pump connecting rod and a piston ring, and the piston ring is sleeved on the linkage air pump connecting rod and does reciprocating piston motion in the cylinder sleeve.
Compared with the prior art, the utility model has the advantages of: the reversing valve is characterized in that the gas storage piece is provided with a gas inlet compartment and a gas outlet compartment, two channels which are communicated with the gas inlet compartment and the gas outlet compartment are arranged in the reversing valve body, a connector is arranged at the upper end of the reversing valve body, two plugs are arranged on the reversing rod, and the two channels are switched by moving the reversing rod, so that the gas storage piece is communicated with the connector, and further the switching of air suction and inflation is realized. The utility model discloses simple structure switches convenient operation, need not to set up the air pump, can realize bleeding and aerifing through simple switching-over device, and it is fast, with low costs to bleed simultaneously, excellent in use effect is particularly useful for the pump inflation and the switching of bleeding of surfing board.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 in a state where the cover plate of the reversing drive mechanism is opened;
FIG. 3 is a cross-sectional view of the embodiment of the present invention in an inflated mode;
FIG. 4 is a sectional view of the embodiment of the present invention in the air-extracting mode;
FIG. 5 is a schematic view of the front side of the gas storage sheet;
FIG. 6 is a schematic view of the reverse side of the air flap.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 6, an air-charging and air-extracting reversing valve device comprises an air storage piece 2, a reversing valve body 1, a reversing rod 4 and a reversing driving mechanism 3, wherein an air inlet compartment 21 and an air outlet compartment 22 are arranged in the air storage piece 2, the upper end of the air storage piece 2 is connected with the reversing valve body 1, the lower end of the air storage piece 2 is linked with an air pump driving device, two channels which are respectively communicated with the air inlet compartment 21 and the air outlet compartment 22 are arranged in the reversing valve body 1, an interface 15 which is connected with a container is arranged at the upper end of the reversing valve body 1, the reversing rod 4 transversely penetrates through the air-exchanging valve body 1 and is connected with the reversing driving mechanism 3, two plugs 41 which are abutted against the inner wall of the reversing valve body 1 and used for reversing are arranged on the reversing rod 4, when the reversing rod 4 moves back and forth under the action of the reversing driving mechanism 3, the two plugs 41 also move back and forth to realize the switching of the two channels, thereby realizing the switching of air-charging and air-extracting modes.
The concrete structure is as follows: the reversing valve body 1 comprises a cylindrical valve body 11, a valve cover 12 is arranged at the rear end of the valve body 11, a through hole for the reversing rod 4 to penetrate is formed in the front end of the valve body 1 and the middle of the valve cover 12, a plurality of small holes 111 are formed in the through hole, a connecting cover 13 connected with the gas storage piece 2 is arranged at the lower end of the valve body 1, and a connector 15 is a threaded connector and is arranged in the middle of the upper end of the valve body 1. The air storage piece 2 is square, the connecting cover 13 is a corresponding square cover, connecting holes are formed in the left edge and the right edge of the air storage piece 2, corresponding connecting through holes are formed in the connecting cover 13, the connecting cover 13 is arranged on the air storage piece 2 in a sealing mode and fixed with the air storage piece 2 through a fixing plate 14, screws are fixed to the air storage piece 2, the air inlet compartment 21 and the air outlet compartment 22 are arranged in the air storage piece 2 at the front and back positions respectively, an air inlet small hole 211 is formed in the air inlet compartment 21, an air inlet valve block 212 is arranged on the back of the air inlet compartment 21, the air inlet valve block 212 is fixed to the air storage piece 2 through screws, an air outlet small hole 221 is formed in the air outlet compartment 22, an air outlet valve block 223 is arranged in the air outlet compartment 22, springs and an air outlet valve block pressing piece 222 are fixed to the air storage piece 2 through screws. The plug 41 is a disc-shaped structure matched with the inner wall of the valve body 11, an O-shaped sealing ring 42 is embedded at the outer end of the plug 41 and is abutted against the inner wall of the valve body 11, when the reversing rod 4 moves forwards to a proper position, the threaded interface 15 on the valve body 11 is connected with the air outlet compartment 22 of the air storage piece 2, and the other channel is connected with the air inlet compartment 21 of the air storage piece 2 and the small hole of the valve cover 12 under the sealing action of the two plugs 41 to realize inflation; when the reversing rod 4 moves backwards to a proper position, the threaded connector 15 on the valve body 11 is connected with the air inlet compartment 21 of the air storage piece 2, and the other channel is connected with the air outlet compartment 22 of the air storage piece 2 and the small hole 111 on the valve body 11 under the sealing action of the two plugs 41, so that air extraction is realized.
The reversing driving mechanism 3 comprises a driving seat 31, a driving motor 32, an eccentric wheel 34 and a reversing driving block 35, the driving seat 31 is fixed on the connecting cover 13 of the reversing valve body 1, the driving motor 32 is installed at the lower end of the driving seat 31, the output shaft of the driving motor 32 is connected with the eccentric wheel 34 installed in the driving seat 31, the eccentric wheel 34 is provided with an eccentric cam which is movably connected with the reversing rod driving block 35, the reversing rod driving block 35 is provided with a kidney-shaped hole for inserting the cam of the eccentric wheel 34, the rear end of the driving seat 31 is provided with an opening for penetrating the front end of the reversing rod 4, the front end of the reversing rod 4 is connected with the reversing rod driving block 35 through snap fit, the driving motor 32 rotates forward and backward to drive the eccentric wheel 34 to rotate, and further drive the reversing rod driving block 35 to reciprocate, and the reversing rod 4 to reciprocate back and forth.
The reversal of the forward and reverse rotation of the drive motor 32 is achieved by: the cover plate 33 is involutory on the driving seat 31, the front travel switch 5 and the rear travel switch 5 are arranged on the cover plate 33, the travel switch deflector rod 36 is convexly arranged at the upper end of the reversing rod driving block 35, the travel switch deflector rod 36 does linear motion along with the rotation of the driving motor 32 under the control of a circuit board, and when the travel switch deflector rod 36 touches the travel switch 5, the electric driving motor 32 is cut off or conducted to control the positive and negative rotation, thereby realizing the reciprocating motion of the reversing rod 4.
The air pump driving device comprises a linkage air pump connecting rod 6 and a piston ring 60, and the piston ring 60 is sleeved on the linkage air pump connecting rod 6 and does reciprocating piston motion in the cylinder sleeve 7.
In addition, a connector 10 connected with a barometer is arranged on the outer side of the reversing valve body 1 corresponding to the upper part of the air outlet compartment 22 of the air storage piece 2, so that the air pressure in the container can be conveniently controlled during air inflation. Further, the drive of the reversing drive mechanism 3 is not limited to the drive motor 32, and a drive handle may be used.
The specific reversing operation process of the reversing valve device in the embodiment is as follows:
as shown in fig. 3, when the reversing lever 4 is driven by the reversing driving mechanism 3 to move forward to a proper position, the threaded interface 15 of the reversing valve body 1 is connected with the air outlet compartment 22 of the air storage piece 2, and the other channel of the reversing valve body 1 is connected with the air inlet compartment 21 of the air storage piece 2 and the valve cover 12 of the reversing valve body 1 under the sealing action of the plug 41 of the reversing lever 4. At this time, the air storage sheet 2 is linked with the air pump driving device, the linked air pump connecting rod 6 is sleeved with the piston ring 61, reciprocating piston motion is carried out in the cylinder sleeve 7, air is compressed, and the function of inflating the container can be realized.
As shown in fig. 4, when the reversing lever 4 is driven by the reversing driving mechanism 3 to move backward to a proper position, the threaded connector 15 of the reversing valve body 1 is connected to the air inlet compartment 21 of the air storage piece 2, and the other channel of the reversing valve body 1 is connected to the air outlet compartment 22 of the air storage piece 2 and the small hole 111 at the front end of the reversing valve body 1 under the sealing action of the plug 41 of the reversing lever 4. At the moment, the air storage sheet 2 is linked with the air pump driving device, the piston ring 61 is sleeved on the linkage air pump connecting rod 6 and does reciprocating piston motion in the cylinder sleeve 7 to compress air, and the air pumping function of the container can be realized.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. An air-charging air-extracting reversing valve device is characterized in that: the reversing valve comprises an air storage piece, a reversing valve body, a reversing rod and a reversing driving mechanism, wherein an air inlet compartment and an air outlet compartment are arranged in the air storage piece, the upper end of the air storage piece is connected with the reversing valve piece, the lower end of the air storage piece is linked with an air pump driving device, two channels which are respectively communicated with the air inlet compartment and the air outlet compartment are arranged in the reversing valve body, the upper end of the reversing valve body is provided with a connector which is connected with a container, the reversing rod transversely penetrates through the air exchange valve body and is connected with the reversing driving mechanism, two plugs which are abutted against the inner wall of the reversing valve body and are used for reversing are arranged on the reversing rod, and when the reversing rod moves back and forth under the action of the reversing driving mechanism, the two plugs also move back and forth to realize the switching of the two channels, so that the switching of an inflation mode and an air exhaust mode is realized.
2. The charge pumping reversing valve assembly of claim 1, wherein: the reversing valve body comprises a cylindrical valve body, a valve cover is arranged at the rear end of the valve body, a through hole for the reversing rod to penetrate through is formed in the front end of the valve body and the middle of the valve cover, a plurality of small holes are formed in the front end of the valve body and the middle of the valve cover, a connecting cover connected with the gas storage piece is arranged at the lower end of the valve body, and the connector is a threaded connector and is arranged in the middle of the upper end of the valve body.
3. The charge air bleed reversing valve apparatus of claim 2, wherein: the air storage piece is square, the connecting cover is a corresponding square cover, connecting holes are formed in the left edge and the right edge of the air storage piece, corresponding connecting through holes are formed in the connecting cover, the connecting cover is arranged on the air storage piece in a sealing mode and fixed with the air storage piece through a fixing plate and screws, the air inlet compartment and the air outlet compartment are arranged in the front position and the rear position of the air storage piece respectively, air inlet holes are formed in the air inlet compartment, air inlet valve blocks are arranged on the back face of the air inlet compartment, the air inlet valve blocks are fixed on the air storage piece through screws, air outlet holes are formed in the air outlet compartment, and air outlet valve blocks, springs and air outlet valve block pressing pieces are arranged in the air outlet compartment and fixed on the air storage piece through screws.
4. A gas-filled gas-extraction reversing valve apparatus according to claim 3, wherein: the plug is of a disc-shaped structure matched with the inner wall of the valve body, an O-shaped sealing ring is embedded at the outer end of the plug and abuts against the inner wall of the valve body, when the reversing rod moves forwards to a proper position, a threaded interface on the valve body is connected with the air outlet compartment of the air storage piece, and the other channel is connected with the air inlet compartment of the air storage piece and the small hole of the valve cover under the sealing action of the two plugs to realize inflation; when the reversing rod moves backwards to a proper position, the threaded interface on the valve body is connected with the air inlet compartment of the air storage piece, and the other channel is connected with the air outlet compartment of the air storage piece and the small hole on the valve body under the sealing action of the two plugs, so that air extraction is realized.
5. An air bleed diverter valve assembly according to any one of claims 1 to 4 wherein: the reversing driving mechanism comprises a driving seat, a driving motor, an eccentric wheel and a reversing driving block, the driving seat is fixed on a connecting cover of the reversing valve body, the driving motor is installed at the lower end of the driving seat, an output shaft of the driving motor is connected with the eccentric wheel installed in the driving seat, an eccentric cam is arranged on the eccentric wheel and movably connected with a reversing rod driving block, the reversing rod driving block is connected with the front end of a reversing rod, the eccentric wheel is driven to rotate through forward and reverse rotation of the driving motor, the reversing rod driving block is driven to reciprocate, and the reversing rod is enabled to reciprocate back and forth.
6. An air bleed reversing valve arrangement according to claim 5, wherein: the reversing rod driving block is provided with a kidney-shaped hole for inserting the cam of the eccentric wheel, the rear end of the driving seat is provided with an opening for penetrating the front end of the reversing rod, and the front end of the reversing rod is connected with the reversing rod driving block through buckling fit.
7. An air bleed reversing valve arrangement according to claim 6, wherein: the cover plate is arranged on the driving seat in an involutory mode, a front travel switch and a rear travel switch are arranged on the cover plate, a travel switch deflector rod is convexly arranged at the upper end of the reversing rod driving block, the travel switch is touched through the travel switch deflector rod, and the driving motor is controlled to rotate forwards and reversely in a cut-off or conduction mode, so that the reversing rod can reciprocate.
8. An air bleed reversing valve arrangement according to claim 5, wherein: the reversing driving mechanism adopts a driving handle to replace a driving motor.
9. An air bleed diverter valve assembly according to any one of claims 1 to 4 wherein: the air pump driving device comprises a linkage air pump connecting rod and a piston ring, and the piston ring is sleeved on the linkage air pump connecting rod and does reciprocating piston motion in the cylinder sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220795408.2U CN217713742U (en) | 2022-04-06 | 2022-04-06 | Air inflation and air exhaust reversing valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220795408.2U CN217713742U (en) | 2022-04-06 | 2022-04-06 | Air inflation and air exhaust reversing valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217713742U true CN217713742U (en) | 2022-11-01 |
Family
ID=83788629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220795408.2U Active CN217713742U (en) | 2022-04-06 | 2022-04-06 | Air inflation and air exhaust reversing valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217713742U (en) |
-
2022
- 2022-04-06 CN CN202220795408.2U patent/CN217713742U/en active Active
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