CN215245767U - Air pump unit, air pump module and vacuum sealing machine - Google Patents
Air pump unit, air pump module and vacuum sealing machine Download PDFInfo
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- CN215245767U CN215245767U CN202120839808.4U CN202120839808U CN215245767U CN 215245767 U CN215245767 U CN 215245767U CN 202120839808 U CN202120839808 U CN 202120839808U CN 215245767 U CN215245767 U CN 215245767U
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Abstract
The utility model provides an air pump unit, air pump module and vacuum capper, air pump unit include a biax motor and two bleeder valves, and an eccentric wheel is all connected in the both ends pivot of biax motor, the bleeder valve has a piston spare that is used for the drive to bleed, and two bleeder valves set up in the both ends of biax motor and perpendicular to biax motor, and then form a U type structure, the piston spare of bleeder valve is connected the eccentric wheel, the rotation of the pivot of biax motor is come and go the work through the piston spare of eccentric wheel drive bleeder valve. When the power needs to be increased, a plurality of air pump units can be combined to form an air pump module, namely, in two adjacent air pump units, one air suction valve of one air pump unit can be positioned in the U-shaped opening of the other air pump unit, so that compact splicing is realized, and the space is fully utilized; is very suitable for a small-sized vacuum sealing machine.
Description
Technical Field
The utility model relates to an evacuation equipment field, concretely relates to air pump unit, have the air pump module of this air pump unit and have the vacuum capper of this air pump module.
Background
The vacuum sealing machine is a device for pumping out air in a packaging bag and completing a sealing process after a predetermined vacuum degree is reached. In the prior art, a general vacuum sealing machine adopts an impeller type air pump structure, and the impeller type air pump has a large integral volume and is not suitable for a small vacuum sealing machine.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an air pump unit, an air pump module with the air pump unit and a vacuum sealing machine with the air pump module; the air pump unit or the air pump module is small in size and can be well suitable for a small vacuum sealing machine.
In order to achieve the above purpose, the utility model provides a technical scheme as follows:
the air pump unit comprises a double-shaft motor and two air exhaust valves, wherein rotating shafts at two ends of the double-shaft motor are respectively connected with an eccentric wheel, each air exhaust valve is provided with a piston piece for driving air exhaust, the two air exhaust valves are arranged at two ends of the double-shaft motor and are perpendicular to the double-shaft motor, a U-shaped structure is further formed, the piston pieces of the air exhaust valves are connected with the eccentric wheels, and the rotating shafts of the double-shaft motor rotate to and fro to do work through the piston pieces of the eccentric wheels driving the air exhaust valves.
Furthermore, the air extraction valve specifically comprises a valve seat, a valve plate, a valve cover and the piston piece, the valve seat is provided with a piston cavity, an air inlet hole and an air outlet hole which are communicated with the piston cavity, and the piston piece is assembled in the piston cavity of the valve seat; the valve cover covers the valve seat and is provided with an air inlet channel for communicating with an air inlet hole of the valve seat and an air outlet channel for communicating with an air outlet hole of the valve seat; the valve plate is arranged between the valve seat and the valve cover and is provided with a first valve clack which is positioned between an air inlet hole of the valve seat and an air inlet channel of the valve cover and only allows airflow to flow into the air inlet hole of the valve seat from the air inlet channel and a second valve clack which is positioned between an air outlet hole of the valve seat and an air outlet channel of the valve cover and only allows airflow to flow into the air outlet channel from the air outlet hole of the valve seat.
Furthermore, an opening of the air inlet channel corresponding to the air inlet hole of the valve seat is defined as a first opening, the caliber of the first opening is smaller than that of the first valve clack, and the aperture of the air inlet hole of the valve seat is larger than that of the first valve clack.
Furthermore, an opening of the air outlet channel corresponding to the air outlet hole of the valve seat is defined as a second opening, the caliber of the second opening is larger than that of the second valve clack, and the diameter of the air outlet hole of the valve seat is smaller than that of the second valve clack.
Further, the piston piece includes piston rod, piston cap and seal membrane, the seal membrane sets up between piston rod and piston cap, piston rod and piston cap looks lock joint and fixed the seal membrane, the seal membrane is sealed to be laminated on the piston intracavity wall of disk seat, the piston rod extends the disk seat is connected with the eccentric wheel.
Furthermore, the air extractor further comprises a fixed frame which is a U-shaped frame, and the double-shaft motor and the air extraction valve are respectively fixedly assembled on the fixed frame.
Furthermore, the fixed frame comprises a U-shaped lower seat and a U-shaped upper cover, the lower seat and the upper cover are mutually covered and fixed and enclose to form a U-shaped cavity, and the double-shaft motor and the air suction valve are assembled in the U-shaped cavity of the fixed frame.
Furthermore, the air exhaust device further comprises a frame base, the fixed frame is fixed on the upper surface of the frame base, and an air inlet pipe communicated with an air inlet channel of the air exhaust valve and an air exhaust pipe communicated with an air outlet channel of the air exhaust valve are further arranged on the lower bottom surface of the frame base.
An air pump module, its characterized in that: the air pump comprises at least two air pump units, wherein in the two adjacent air pump units, one air suction valve of one air pump unit is positioned in the U-shaped opening of the other air pump unit.
The utility model provides a vacuum sealing machine, is including the main casing body that has the aspirating chamber and the aforesaid air pump module, the aspirating chamber of the main casing body of bleeder valve intercommunication, the piston spare of biax motor drive aspirating valve comes and goes and does work in order to carry out the evacuation to the aspirating chamber of the main casing body.
Through the utility model provides a technical scheme has following beneficial effect:
the air pumping valve performs air pumping in a mode that the piston does work back and forth, and on the same air pump unit, a double-shaft motor is adopted to simultaneously drive the two air pumping valves to perform work pumping, so that the structure is compact; the layout of the air pump module forms a U-shaped structure, when the power needs to be increased, a plurality of air pump units can be combined to form an air pump module, namely, in two adjacent air pump units, one air suction valve of one air pump unit can be positioned in a U-shaped opening of the other air pump unit, so that compact splicing is realized, and the space is fully utilized; is very suitable for a small-sized vacuum sealing machine.
Drawings
FIG. 1 is a schematic structural view of an air pump unit according to an embodiment;
FIG. 2 is an exploded view of the air pump unit in the embodiment;
FIG. 3 is a schematic view showing an assembled structure of one two-shaft motor and two suction valves in the air pump unit in the embodiment;
FIG. 4 is an exploded view of the structure shown in FIG. 3;
FIG. 5 is a schematic perspective view of an air extraction valve in an embodiment;
FIG. 6 is a sectional view of an air extracting valve in the embodiment;
FIG. 7 is an exploded view of the suction valve in the embodiment;
FIG. 8 is an exploded view of the suction valve of the embodiment at another angle;
FIG. 9 is a schematic structural diagram of an air pump module according to an embodiment;
FIG. 10 is a schematic structural diagram of the air pump module according to the embodiment after hiding a part of the structure.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible embodiments and advantages of the present invention. Elements in the figures are not drawn to scale and like reference numerals are generally used to indicate like elements.
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 8, the air pump unit according to the present embodiment includes a two-axis motor 10 and two air pumping valves 20, wherein a rotating shaft 11 at both ends of the two-axis motor 10 is connected to an eccentric 30, the air pumping valve 20 has a piston member 24 for driving air pumping, the two air pumping valves 20 are disposed at both ends of the two-axis motor 10 and perpendicular to the two-axis motor 10, thereby forming a U-shaped structure, as shown in fig. 3, the piston member 24 of the air pumping valve 20 is connected to the eccentric 30, and the rotation of the rotating shaft 11 of the two-axis motor 10 drives the piston member 24 of the air pumping valve 20 to do work back and forth through the eccentric 30.
Specifically, the rotating shaft 11 of the dual-shaft motor 10 is connected to a central shaft hole of the eccentric wheel 30, the eccentric wheel 30 further has an eccentric shaft 31, the piston member 24 of the air extracting valve 20 is sleeved on the eccentric shaft 31 of the eccentric wheel 30, the rotation of the rotating shaft 11 of the dual-shaft motor 10 drives the eccentric wheel 30 to rotate, and the rotation of the eccentric wheel 30 drives the piston member 24 of the air extracting valve 20 to do work back and forth, so as to achieve air extraction.
Further, in this embodiment, the air extracting valve 20 specifically includes a valve seat 21, a valve plate 23, a valve cover 22 and the piston member 24, the valve seat 21 has a piston cavity 201, and an air inlet 211 and an air outlet 212 communicating with the piston cavity 201, and the piston member 24 is assembled in the piston cavity 201 of the valve seat 21; the valve cover 22 covers the valve seat 21 and is provided with an air inlet channel 221 for communicating with an air inlet hole 211 of the valve seat 21 and an air outlet channel 222 for communicating with an air outlet hole 212 of the valve seat 21; the valve sheet 23 is disposed between the valve seat 21 and the valve cover 22, and has a first valve flap 231 located between the air inlet hole 211 of the valve seat 21 and the air inlet passage 221 of the valve cover 22 and allowing only an air flow to flow from the air inlet passage 221 into the air inlet hole 211 of the valve seat 21, and a second valve flap 232 located between the air outlet hole 212 of the valve seat 21 and the air outlet passage 222 of the valve cover 22 and allowing only an air flow to flow from the air outlet hole 212 of the valve seat 21 into the air outlet passage 222. When in use, the air inlet passage 221 is communicated with an air pumping cavity (such as an air pumping cavity of a vacuum sealing machine) which needs to be vacuumized; the specific air extraction process comprises the following steps: when the piston member 24 works to the piston cavity 201 of the expansion valve seat 21, negative pressure is generated in the piston cavity 201, and the gas in the air extraction cavity flows into the piston cavity 201 through the air inlet channel 221 and the air inlet hole 211, so that air extraction of the air extraction cavity is realized; when the piston piece 24 does work to extrude the piston cavity 201, the first valve flap 231 blocks the air inlet hole 211, the second valve flap 232 opens the air outlet hole 212, and air in the piston cavity 201 is discharged through the air outlet hole 212 and the air outlet channel 222 in sequence to realize air exhaust. The vacuum pumping operation is realized by reciprocating in the way. The suction valve 20 of the present embodiment is simple and compact in structure.
Still further, the piston member 24 includes a piston rod 241, a piston cap 242 and a sealing film 243, the sealing film 243 is disposed between the piston rod 241 and the piston cap 242, the piston rod 241 and the piston cap 242 are fastened to fix the sealing film 243, the sealing film 243 is sealed and attached to the inner wall of the piston cavity 201 of the valve seat 21, and the piston rod 241 extends out of the valve seat 21 to be connected with the eccentric wheel 30. The piston member 24 of this embodiment is simple in construction and easy to assemble and replace. Of course, in other embodiments, the structure of the piston member 24 is not so limited.
Still further, in this embodiment, the opening of the intake hole 211 of the intake channel 221 corresponding to the valve seat 21 is defined as a first opening 2211, the aperture of the first opening 2211 is smaller than the first valve flap 231, and the aperture of the intake hole 211 of the valve seat 21 is larger than the first valve flap 231. Similarly, the opening of the air outlet passage 222 corresponding to the air outlet hole 212 of the valve seat 21 is defined as a second opening 2221, the aperture of the second opening 2221 is larger than that of the second valve flap 232, and the aperture of the air outlet hole 212 of the valve seat 21 is smaller than that of the second valve flap 232. When the air extraction valve 20 extracts air, the negative pressure in the piston cavity 201 simultaneously adsorbs the first valve flap 231 and the second valve flap 232, the first valve flap 231 is adsorbed into the air inlet hole 211, so that the air inlet channel 221 is communicated with the air inlet hole 211, and the second valve flap 232 is adsorbed to the valve seat 21 so as to seal the air outlet hole 212, thereby realizing air extraction of the air extraction cavity. When the air extraction valve 20 exhausts, the positive pressure in the piston cavity 201 acts on the first valve flap 231 and the second valve flap 232 at the same time, the first valve flap 231 is attached to the valve cover 22 under the action of the positive pressure so as to block the first opening 2211 of the air inlet channel 221, the air flow cannot be exhausted from the air inlet channel 221, and the second valve flap 232 is pressed into the second opening 2221 of the air outlet channel 222, so that the air outlet hole 212 is communicated with the air outlet channel 222, and the air exhaust is realized. Simple structure and good effect. Of course, in other embodiments, the structure for achieving the unidirectional flow is not limited thereto.
Further, in this embodiment, the air conditioner further includes a fixing frame 50, the fixing frame 50 is a U-shaped frame, and the two-axis motor 10 and the air extracting valve 20 are respectively fixed on the fixing frame 50, so as to fix the two-axis motor 10 and the air extracting valve 20. More specifically, the fixed frame 50 includes a U-shaped lower seat 51 and a U-shaped upper cover 52, the lower seat 51 and the upper cover 52 are fixed to each other in a covering manner and enclose to form a U-shaped cavity, and the two-shaft motor 10 and the suction valve 20 are assembled in the U-shaped cavity of the fixed frame 50. When assembling, the dual-shaft motor 10 and the air extracting valve 20 can be assembled on the lower seat 51 in sequence to be clamped and connected correspondingly, and then the upper cover 52 is covered, so that the operation is simple and convenient.
Still further, the air conditioner further comprises a frame base 40, the fixed frame 50 is fixed on the upper surface of the frame base 40, and an air inlet pipe 61 communicated with an air inlet passage 221 of the air extraction valve 20 and an air outlet pipe 62 communicated with an air outlet passage 222 of the air extraction valve 20 are further arranged on the lower bottom surface of the frame base 40 (as shown in fig. 10).
With reference to fig. 9 and 10, the present embodiment further provides an air pump module, which includes two air pump units as described above, wherein one air pumping valve 20 of one air pump unit is located in the U-shaped opening of the other air pump unit. Thereby realizing compact splicing and fully utilizing the space.
The air pump module in this embodiment adopts two air pump units for splicing, and certainly, when more than two air pump units are adopted, the U-shaped opening of one air pump unit can accommodate one air suction valve 20 of the two air pump units. Alternatively, the splicing structure of the two air pump units in this embodiment is a set (i.e., the structure shown in fig. 9 and 10 is a set), and multiple sets of structures are repeatedly arranged.
The embodiment also provides a vacuum sealing machine, which comprises a main shell with an air pumping cavity and the air pump module, wherein the air pumping valve 20 is communicated with the air pumping cavity of the main shell, and the double-shaft motor 10 drives the piston piece 24 of the air pumping valve 20 to do work back and forth so as to vacuumize the air pumping cavity of the main shell.
Furthermore, in this embodiment, the four air inlet channels 221 of the two air pump units in the air pump module are communicated by using one air inlet pipe 61, and then communicated with the air pumping cavity to be vacuumized through the air inlet pipe 61, so that the assembly is simpler and more compact in structure. Of course, the air inlet channels 221 of the two air suction valves 20 may also be connected to an air inlet pipe respectively, and then communicated to the air suction chamber to be vacuumized through the air inlet pipe.
In the air pump unit with the U-shaped structure provided in this embodiment, when an air pump module needs to be spliced to provide a vacuum pumping capability, one air pumping valve 20 of one of two adjacent air pump units can be located in the U-shaped opening of the other air pump unit, so that compact splicing is realized, and the space is fully utilized; is very suitable for a small-sized vacuum sealing machine.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An air pump unit characterized in that: the double-shaft motor air exhaust device comprises a double-shaft motor and two air exhaust valves, wherein rotating shafts at two ends of the double-shaft motor are respectively connected with an eccentric wheel, each air exhaust valve is provided with a piston piece for driving air exhaust, the two air exhaust valves are arranged at two ends of the double-shaft motor and are perpendicular to the double-shaft motor, a U-shaped structure is further formed, the piston pieces of the air exhaust valves are connected with the eccentric wheels, and the rotating shafts of the double-shaft motor drive the piston pieces of the air exhaust valves to do work back and forth through the eccentric wheels.
2. An air pump unit according to claim 1, wherein: the air extraction valve comprises a valve seat, a valve plate, a valve cover and the piston piece, wherein the valve seat is provided with a piston cavity, an air inlet hole and an air outlet hole which are communicated with the piston cavity, and the piston piece is assembled in the piston cavity of the valve seat; the valve cover covers the valve seat and is provided with an air inlet channel for communicating with an air inlet hole of the valve seat and an air outlet channel for communicating with an air outlet hole of the valve seat; the valve plate is arranged between the valve seat and the valve cover and is provided with a first valve clack which is positioned between an air inlet hole of the valve seat and an air inlet channel of the valve cover and only allows airflow to flow into the air inlet hole of the valve seat from the air inlet channel and a second valve clack which is positioned between an air outlet hole of the valve seat and an air outlet channel of the valve cover and only allows airflow to flow into the air outlet channel from the air outlet hole of the valve seat.
3. An air pump unit according to claim 2, wherein: an opening of the air inlet channel corresponding to the air inlet hole of the valve seat is defined as a first opening, the caliber of the first opening is smaller than that of the first valve clack, and the aperture of the air inlet hole of the valve seat is larger than that of the first valve clack.
4. An air pump unit according to claim 2 or 3, wherein: and defining the opening of the air outlet channel corresponding to the air outlet hole of the valve seat as a second opening, wherein the caliber of the second opening is larger than that of the second valve flap, and the diameter of the air outlet hole of the valve seat is smaller than that of the second valve flap.
5. An air pump unit according to claim 2, wherein: the piston piece includes piston rod, piston cap and seal membrane, the seal membrane sets up between piston rod and piston cap, piston rod and piston cap looks lock joint and fixed the seal membrane, the seal membrane seals the laminating on the piston intracavity wall of disk seat, the piston rod extends the disk seat is connected with the eccentric wheel.
6. An air pump unit according to claim 1, wherein: the double-shaft motor air-extracting valve is characterized by further comprising a fixed frame, wherein the fixed frame is a U-shaped frame, and the double-shaft motor and the air-extracting valve are fixedly assembled on the fixed frame respectively.
7. The air pump unit according to claim 6, wherein: the fixed frame comprises a U-shaped lower seat and a U-shaped upper cover, the lower seat and the upper cover are mutually covered and fixed and form a U-shaped cavity in an enclosing mode, and the double-shaft motor and the air exhaust valve are assembled in the U-shaped cavity of the fixed frame.
8. The air pump unit according to claim 6, wherein: the frame base is fixed on the upper surface of the frame base, and an air inlet pipe communicated with an air inlet channel of the air exhaust valve and an exhaust pipe communicated with an air outlet channel of the air exhaust valve are further arranged on the lower bottom surface of the frame base.
9. An air pump module, its characterized in that: comprising at least two air pump units according to any one of claims 1 to 8, wherein an air suction valve of one air pump unit is positioned in a U-shaped opening of the other air pump unit.
10. A vacuum sealing machine is characterized in that: the air pump module comprises a main shell with an air pumping cavity and the air pump module as claimed in claim 9, wherein the air pumping valve is communicated with the air pumping cavity of the main shell, and the double-shaft motor drives a piston piece of the air pumping valve to do work back and forth so as to vacuumize the air pumping cavity of the main shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839808.4U CN215245767U (en) | 2021-04-22 | 2021-04-22 | Air pump unit, air pump module and vacuum sealing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839808.4U CN215245767U (en) | 2021-04-22 | 2021-04-22 | Air pump unit, air pump module and vacuum sealing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215245767U true CN215245767U (en) | 2021-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120839808.4U Active CN215245767U (en) | 2021-04-22 | 2021-04-22 | Air pump unit, air pump module and vacuum sealing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215245767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300150A (en) * | 2022-07-20 | 2022-11-08 | 深圳市云顶信息技术有限公司 | Integrated pump with water pumping and air blowing functions |
-
2021
- 2021-04-22 CN CN202120839808.4U patent/CN215245767U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115300150A (en) * | 2022-07-20 | 2022-11-08 | 深圳市云顶信息技术有限公司 | Integrated pump with water pumping and air blowing functions |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 361026 unit 201, No. 19, Pingcheng Middle Road, Haicang District, Xiamen City, Fujian Province Patentee after: Xiamen AGMA Technology Co.,Ltd. Address before: 361026 room 1001, 821 Haicang Avenue, Haicang District, Xiamen City, Fujian Province Patentee before: Xiamen AGMA Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |