CN109733929A - A kind of pneumatic air pump - Google Patents
A kind of pneumatic air pump Download PDFInfo
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- CN109733929A CN109733929A CN201811437323.1A CN201811437323A CN109733929A CN 109733929 A CN109733929 A CN 109733929A CN 201811437323 A CN201811437323 A CN 201811437323A CN 109733929 A CN109733929 A CN 109733929A
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- air
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- air inlet
- suction pipe
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Abstract
The present invention discloses a kind of pneumatic air pump comprising the air compressor and vacuum valve being connected, the side of the vacuum valve are respectively arranged with the first air inlet and the second air inlet, and the other side is respectively arranged with inflatable mouth and air entry；First air inlet, second air inlet are connect with air compressor；First passage structure, second channel structure and suction pipe are provided in the vacuum valve；First air inlet is connect by the first passage structure with the inflatable mouth；Second air inlet, the suction pipe are connect with the second channel structure；Setting at an acute angle between the suction pipe and the second channel structure；The suction pipe is connect far from one end of the second channel structure with the air entry.The present invention is directly connect with the vacuum valve using common air compressor, flies up to be blowed to paper feeding and air draught, and production cost greatly reduces.
Description
Technical field
The present invention relates to vacuum valve technical field more particularly to a kind of pneumatic air pumps.
Background technique
Cigarette packet printing industry product batch is larger, flies up to convey paper using paper feeding；In operating process, need
It first dries paper, makes the sheet bulk stacked, when paper is when paper feeding flies up to upper transport, and the air-breathing for needing to fly up to from paper feeding
Mouth air-breathing makes paper adsorption on paper feeding is flown up to fly up to move with paper feeding, and lacks fly up to simultaneously to paper feeding in the prior art
Carry out the device of air-breathing and air blowing.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the above drawbacks of the prior art, providing a kind of pneumatic air pump, purport
Realizing the air blowing and air-breathing flown up to paper feeding simultaneously using a pneumatic air pump.
The technical proposal for solving the technical problem of the invention is as follows:
A kind of pneumatic air pump comprising the air compressor and vacuum valve being connected, wherein the side of the vacuum valve is set respectively
It is equipped with the first air inlet and the second air inlet, the other side is respectively arranged with inflatable mouth and air entry；It is first air inlet, described
Second air inlet is supplied by air compressor；Be provided in the vacuum valve first passage structure, second channel structure and
Suction pipe；First air inlet is connect by the first passage structure with the inflatable mouth；It is second air inlet, described
Suction pipe is connect with the second channel structure；It is at an acute angle between the suction pipe and the second channel structure to set
It sets；The suction pipe is connect far from one end of the second channel structure with the air entry.
The pneumatic air pump further includes being arranged between the air compressor and first air inlet and successively
The first regulating valve and the first solenoid valve, first regulating valve of connection are connect with the air compressor, first electromagnetism
Valve is connect with first air inlet.
The pneumatic air pump further includes the first air gauge, and first air gauge is connect with first regulating valve.
The pneumatic air pump, wherein the inflatable mouth and the air entry fly up to connect with paper feeding, first electromagnetism
Valve flies up to connect by the first gas flow transducer with paper feeding.
The pneumatic air pump further includes being arranged between the air compressor and second air inlet and successively
The second regulating valve and second solenoid valve of connection, second regulating valve are connect with the air compressor, second electromagnetism
Valve is connect with second air inlet.
The pneumatic air pump further includes the second air gauge, and second air gauge is connect with second regulating valve.
The pneumatic air pump, wherein third air gauge is provided in the suction pipe.
The pneumatic air pump, wherein the first passage structure includes first pipe and ball valve；The first pipe
Both ends are connect with first air inlet, the inflatable mouth respectively；The ball valve is arranged in the first pipe.
The pneumatic air pump, wherein the second channel structure include the current divider that is connect with second air inlet with
And several escape pipes, the current divider are connected with several outlets, the escape pipe and the outlet；The suction pipe
Including with the one-to-one suction pipe of the escape pipe；The suction pipe is connect with the escape pipe, and relative to the escape pipe at
Acute angle setting.
The pneumatic air pump, wherein the escape pipe is connected with silencer far from the outlet of described current divider one end, described
The junction of suction pipe and the escape pipe is located between the outlet and the silencer.
The utility model has the advantages that the pneumatic air pump can realize air blowing by one air compressor of connection simultaneously in the present invention
And air-breathing, reduce production cost.
Detailed description of the invention
Fig. 1 is the surface structure schematic diagram of heretofore described vacuum valve；
Fig. 2 is the overall structure diagram of heretofore described pneumatic air pump；
When Fig. 3 is heretofore described diaphragm seal closure, the inclination tube body, the undertaking tube body are connect with the sealing device
Use state with reference to figure；
When Fig. 4 is that heretofore described diaphragm seal is opened, the inclination tube body, the undertaking tube body are connect with the sealing device
Use state with reference to figure；
When Fig. 5 is heretofore described diaphragm seal closure, the perspective view of the sealing device；
When Fig. 6 is heretofore described diaphragm seal closure, the front view of the sealing device；
When Fig. 7 is that heretofore described diaphragm seal is opened, the perspective view of the sealing device.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer and more explicit, referring to the drawings, develop simultaneously embodiment
The present invention is described in more detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not
For limiting the present invention.
Please refer to Fig. 1-Fig. 7.The present invention provides a kind of pneumatic air pump, as depicted in figs. 1 and 2 comprising be connected
Air compressor 200 and vacuum valve 100, the side of the vacuum valve 100 be respectively arranged with the first air inlet 101 and second into
Port 102, the other side are respectively arranged with inflatable mouth 103 and air entry 104；First air inlet 101, second air inlet
102 connect with air compressor 200；First passage structure 300, second channel structure 400 are provided in the vacuum valve 100
With suction pipe 500；First air inlet 101 is connect by the first passage structure 300 with the inflatable mouth 103；It is described
Second air inlet 102, the suction pipe 500 are connect with the second channel structure 400；The suction pipe 500 and institute
State setting at an acute angle between second channel structure 400；The one end of the suction pipe 500 far from the second channel structure 400
It is connect with the air entry 104.
Since in the workshop of cigarette packet printing industry, air compressor 200 is commonly used equipment, and the present invention is directly using common
Air compressor 200 connect with the vacuum valve 100, be blowed and air draught to fly up to 600 to paper feeding, greatly reduce
Production cost.
The inflatable mouth 103 is connect with the blowing nozzle that paper feeding flies up to 600, and the air entry 104 flies up to 600 suction with paper feeding
Gas nozzle connection；By the air compressor 200 setting towards first air inlet 101 and second air inlet 102 1
Side supplies the air compressor 200 to first air inlet 101 and second air inlet 102 simultaneously；It is described
First air inlet 101 is directly connect by first passage structure 300 with the inflatable mouth 103, so that the air compressor
200 to first air inlet 101 supply when, air-flow can be blown by the first passage structure 300 from the inflatable mouth 103
Out, to fly up to the blowing of 600 blowing nozzles to paper feeding；Due between the suction pipe 500 and the second channel structure 400 at
Acute angle setting, when air compressor 200 supply to second air inlet 102, air-flow into after the vacuum valve 100 along
400 flow forward of second channel structure can generate negative pressure in the suction pipe 500, to make the suction pipe 500
Getter action is generated, and flies up to 600 vacuum noz(zle) air-breathing from paper feeding, paper adsorption is flown up on 600 in paper feeding.
Therefore in the present invention, the pneumatic air pump can pass through one air compressor 200 of connection realize simultaneously air blowing and
The phenomenon that air-breathing reduces production cost, reduces noise, will not have an adverse effect to staff's health.
Since the weight of paper in process of production is different, the paper of 600 pairs of different weights is flown up to using paper feeding
It when being transported, needs to blow different with the dynamics of air-breathing, preferably, heretofore described pneumatic air pump further includes being arranged in institute
It states between air compressor 200 and first air inlet 101 and sequentially connected first regulating valve 1 and the first solenoid valve 2,
First regulating valve 1 is connect with the air compressor 200, and first solenoid valve 2 connects with first air inlet 101
It connects.
First solenoid valve 2 is used to control that the air compressor 200 supply to first air inlet 101 leads to
Disconnected, the air compressor 200 is connect by first regulating valve 1 with first solenoid valve 2, and for adjusting from the sky
The air pressure size that air compressor 200 is supplied to first air inlet 101.When needing to fly up to 600 air blowing to paper feeding, institute is opened
Air compressor 200 is stated, and opens first solenoid valve 2, it at this time can be complete from the air-flow that the air compressor 200 is confessed
Number flows into first air inlet 101；And when adjusting first regulating valve 1, it can supply from the air compressor 200
The air pressure size of air-flow out is adjusted, and first regulating valve 1 is turned down, then reduces and supply to first air inlet 101
First regulating valve 1 is opened the air pressure for then increasing supply to first air inlet 101 greatly by the air pressure of gas.
Further, the pneumatic air pump further includes the first air gauge 3, and first air gauge 3 is adjusted with described first
Valve 1 connects, and currently passes through the air pressure size of first regulating valve 1, staff by the way that first air gauge 3 is available
By reading the reading of first air gauge 3, the air pressure size for blowing to paper feeding and flying up to 600 air-flows can precisely be controlled
System.
The first gas flow transducer 4 is provided on first solenoid valve 2, first gas flow transducer 4 is flown up to paper feeding
600 connections, first solenoid valve 2 can perceive unlatching and the pass that paper feeding flies up to 600 according to first gas flow transducer 4
It closes, the unlatching for allowing first solenoid valve 2 to fly up to 600 with paper feeding is synchronous to open, and flies up to 600 closing and same with paper feeding
Step is closed.
The pneumatic air pump further include be arranged between the air compressor 200 and second air inlet 102 and according to
The second regulating valve 5 and second solenoid valve 6 of secondary connection, second regulating valve 5 is connect with the air compressor 200, described
Second solenoid valve 6 is connect with second air inlet 102.Second regulating valve 5 is arranged in the air compressor 200 and institute
State between second solenoid valve 6, the second solenoid valve 6 setting second regulating valve 5 and second air inlet 102 it
Between.
The second solenoid valve 6 is used to control that the air compressor 200 supply to second air inlet 102 leads to
Disconnected, the air compressor 200 is connect by second regulating valve 5 with the second solenoid valve 6, and for adjusting from the sky
The air pressure size that air compressor 200 is supplied to second air inlet 102.When needing to fly up to 600 air-breathing to paper feeding, institute is opened
Air compressor 200 is stated, and opens the second solenoid valve 6, it at this time can be complete from the air-flow that the air compressor 200 is confessed
Number flows into second air inlet 102；And when adjusting second regulating valve 5, it can supply from the air compressor 200
The air pressure size of air-flow out is adjusted, and second regulating valve 5 is turned down, then reduces and supply to second air inlet 102
The air pressure of gas reduces the suction that paper on 600 is flown up to paper feeding；Second regulating valve 5 is opened greatly, then is increased to described second
The air pressure that air inlet 102 supplies improves the suction that paper on 600 is flown up to paper feeding.
When externally blowing it is only necessary to the vacuum valve 100, the second solenoid valve 6 is closed, opens first electricity
Magnet valve 2, and air blowing air pressure size is adjusted by first regulating valve 1；When it is only necessary to the vacuum valves 100 from external air suction
When, first solenoid valve 2 is closed, opens the second solenoid valve 6, and air-breathing air pressure is adjusted by second regulating valve 5
Size；It is when not only needing the vacuum valve 100 externally to blow, but also when needing the vacuum valve 100 from external air suction, then synchronous to open
First solenoid valve 2 and the second solenoid valve 6, and air blowing air pressure size is adjusted by first regulating valve 1, pass through institute
It states the second regulating valve 5 and adjusts air-breathing air pressure size.
The second gas flow transducer 8 is provided in the second solenoid valve 6, second gas flow transducer 8 is flown up to paper feeding
600 connections, the second solenoid valve 6 can perceive unlatching and the pass that paper feeding flies up to 600 according to second gas flow transducer 8
It closes, the unlatching for allowing the second solenoid valve 6 to fly up to 600 with paper feeding is synchronous to open, and flies up to 600 closing and same with paper feeding
Step is closed.
The pneumatic air pump further includes the second air gauge 7, and second air gauge 7 is connect with second regulating valve 5, is led to
It is available currently by the air pressure size of second regulating valve 5 to cross second air gauge 7, staff is by reading institute
The reading of the second air gauge 7 is stated, the air pressure size that 600 air-breathings are flown up to from paper feeding can be precisely controlled.
The first passage structure 300 includes first pipe 301 and ball valve 302；The both ends of the first pipe 301 point
It is not connect with first air inlet 101, the inflatable mouth 103；The ball valve 302 is arranged in the first pipe 301.Institute
Ball valve 302 and first regulating valve 1 are stated respectively from close to described first air inlet, 101 one end, the close inflatable mouth 103 1
Collaborative Control air blowing air pressure size is held, so that the adjusting of air blowing air pressure size is more accurate, reliable.
The second channel structure 400 includes the current divider 401 connecting with second air inlet 102 and several go out
Tracheae 402, the current divider 401 are connected with several outlets, the escape pipe 402 with the outlet；The suction pipe
500 include and the one-to-one suction pipe 501 of the escape pipe 402；The suction pipe 501 is connect with the escape pipe 402, and opposite
In the escape pipe 402 setting at an acute angle.
The current divider 401 includes tube body, and several outlets being disposed in parallel on the tube body；The tube body with
Second air inlet 102 connects, and the outlet is corresponded with the escape pipe 402, thus will be from second air inlet
102 enter in the airflow diversion to escape pipe 402 described in several of the vacuum valve 100.The suction pipe 500 includes several
A suction pipe 501, the suction pipe 501 connect one to one with the escape pipe 402, and the suction pipe 501 is far from the escape pipe 402
One end connects the air entry 104, and is connected between described 402 one end of escape pipe and the escape pipe 402 on the suction pipe 501
Setting at an acute angle when air-flow advances along the escape pipe 402, generates negative pressure in the suction pipe 501, to make the suction pipe 501
Generate getter action.
Further, it is provided with third air gauge 9 in the suction pipe 500, by second air gauge 7 and described
9 Collaborative Control of third air gauge flies up to the air pressure size of 600 air-breathings from paper feeding；The third air gauge 9 is located at the air entry
104 and paper feeding fly up between 600.
The escape pipe 402 is connected with silencer 10 far from the outlet of described 401 one end of current divider, the suction pipe 501 with
The junction of the escape pipe 402 is located between the outlet and the silencer 10.The silencer 10 includes hush tube, with
And the sound attenuation hole on the hush tube is set；Air-flow enters the hush tube along the escape pipe 402 and blows from sound attenuation hole
Out.
Preferably, the suction pipe 501 includes the inclination tube body 502 connecting with the escape pipe 402 as shown in Fig. 3-Fig. 7
And the undertaking tube body 503 for connecting the inclination tube body 502 with the air entry 104；The inclination tube body 502 is relative to institute
State the inclination at 45 ° of escape pipe 402；The outer end diameter for accepting tube body 503 is less than the inclination tube body 502, described in insertion
It tilts in tube body 502.Preferably, sealing device 504 is provided in the inclination tube body 502, when the non-air-breathing of the suction pipe 501
When, the sealing device 504 is used to be sealed the opening for the undertaking tube body 503 being located in the inclination tube body 502；Work as institute
When stating 501 air-breathing of suction pipe, the sealing device 504 opens the undertaking tube body 503 and is located at opening in the inclination tube body 502
Mouthful, so that airflow.When being passed through air-flow in the escape pipe 402, the sealing device 504 facilitates the suction pipe 501
The generation and control of interior negative pressure enhance what the suction pipe 501 flew up to paper feeding to enhance the air draught pressure of the suction pipe 501
Suction.
The inclination tube body 502 is detachably connected with the undertaking tube body 503, and the sealing device 504 can incline to described
Inclined tube body 502 and the connection accepted between tube body 503 seal, and avoid gas leakage；Simultaneously by the inclination tube body 502
After splitting with the undertaking tube body 503, it is conducive to sealing device 504 described in dismounting and change.
The sealing device 504 includes sealing ring 505 and diaphragm seal 506, and the both ends of the sealing ring 505 are open；Institute
It states sealing ring 505 and is located at the inclination tube body 502 and do not have, the sealing ring 505 is socketed on the undertaking tube body 503；It is described close
Mounting 506 is located at the open at one end of the sealing ring 505, and one end of the diaphragm seal 506 is connect with the sealing ring 505, and
The diaphragm seal 506 has elasticity；It is described when the air compressor 200 is opened, and forms negative pressure in the suction pipe 501
Diaphragm seal 506 generates elastic deformation, connects one end of the sealing ring 505 towards the adapting pipe on the diaphragm seal 506
503 inner bending of body to open the suction pipe 501, makes airflow as shown in figs. 4 and 7；When air compressor 200 stops
When, the diaphragm seal 506 restores elastic deformation, and the opening that will be located at the undertaking tube body 503 in the inclination tube body 502
Sealing, as shown in Figure 3, Figure 5 and Figure 6.
When having air-flow to pass through in the escape pipe 402, negative pressure is formed in the suction pipe 501, it is under the action of negative pressure, described
Sealing ring 11 is opened, so that the suction pipe 501 be made to generate getter action.
In conclusion the present invention provides a kind of pneumatic air pump comprising the air compressor and vacuum valve being connected, it is described
The side of vacuum valve is respectively arranged with the first air inlet and the second air inlet, and the other side is respectively arranged with inflatable mouth and air entry；
First air inlet, second air inlet are connect with air compressor；First passage knot is provided in the vacuum valve
Structure, second channel structure and suction pipe；First air inlet is connect by the first passage structure with the inflatable mouth；Institute
The second air inlet, the suction pipe is stated to connect with the second channel structure；The suction pipe and the second channel
Setting at an acute angle between structure；The suction pipe is connect far from one end of the second channel structure with the air entry.Institute
Production cost can be reduced, reduce by connecting an air compressor while realizing air blowing and air-breathing by stating pneumatic air pump
Noise, the phenomenon that will not having an adverse effect to staff's health.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (10)
1. a kind of pneumatic air pump comprising the air compressor and vacuum valve being connected, which is characterized in that the one of the vacuum valve
Side is respectively arranged with the first air inlet and the second air inlet, and the other side is respectively arranged with inflatable mouth and air entry；Described first into
Port, second air inlet are supplied by air compressor；First passage structure, second logical is provided in the vacuum valve
Road structure and suction pipe；First air inlet is connect by the first passage structure with the inflatable mouth；Described second into
Port, the suction pipe are connect with the second channel structure；Between the suction pipe and the second channel structure
Setting at an acute angle；The suction pipe is connect far from one end of the second channel structure with the air entry.
2. pneumatic air pump according to claim 1, which is characterized in that its further include setting the air compressor with it is described
Between first air inlet and sequentially connected first regulating valve and the first solenoid valve, first regulating valve and the air pressure
The connection of contracting machine, first solenoid valve are connect with first air inlet.
3. pneumatic air pump according to claim 2, which is characterized in that it further includes the first air gauge, first air gauge
It is connect with first regulating valve.
4. pneumatic air pump according to claim 2, which is characterized in that the inflatable mouth and the air entry are flown up to paper feeding
Connection, first solenoid valve fly up to connect by the first gas flow transducer with paper feeding.
5. pneumatic air pump according to claim 1, which is characterized in that its further include setting the air compressor with it is described
Between second air inlet and sequentially connected second regulating valve and second solenoid valve, second regulating valve and the air pressure
The connection of contracting machine, the second solenoid valve are connect with second air inlet.
6. pneumatic air pump according to claim 5, which is characterized in that it further includes the second air gauge, second air gauge
It is connect with second regulating valve.
7. pneumatic air pump according to claim 1, which is characterized in that be provided with third air gauge in the suction pipe.
8. pneumatic air pump according to claim 1, which is characterized in that the first passage structure includes first pipe and ball
Valve；The both ends of the first pipe are connect with first air inlet, the inflatable mouth respectively；Ball valve setting is described the
On one pipeline.
9. pneumatic air pump according to claim 1, which is characterized in that the second channel structure includes and second air inlet
The current divider and several escape pipes of mouth connection, the current divider is with several outlets, the escape pipe and the outlet
Connection；The suction pipe includes and the one-to-one suction pipe of the escape pipe；The suction pipe is connect with the escape pipe, and phase
Setting at an acute angle for the escape pipe.
10. pneumatic air pump according to claim 9, which is characterized in that the escape pipe goes out far from described current divider one end
Mouth is connected with silencer, and the junction of the suction pipe and the escape pipe is located between the outlet and the silencer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811437323.1A CN109733929B (en) | 2018-11-28 | 2018-11-28 | Pneumatic air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811437323.1A CN109733929B (en) | 2018-11-28 | 2018-11-28 | Pneumatic air pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109733929A true CN109733929A (en) | 2019-05-10 |
| CN109733929B CN109733929B (en) | 2020-05-19 |
Family
ID=66358320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811437323.1A Active CN109733929B (en) | 2018-11-28 | 2018-11-28 | Pneumatic air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109733929B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111840026A (en) * | 2020-07-03 | 2020-10-30 | 上海谷为精密机械有限公司 | Beauty instrument and control method for blowing and air suction of beauty instrument |
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| JPH11208047A (en) * | 1998-01-29 | 1999-08-03 | Fuji Photo Film Co Ltd | Image recorder |
| CN202729385U (en) * | 2012-08-18 | 2013-02-13 | 温州三鑫印刷机械有限公司 | Paper feeding device of embossing machine |
| CN103482382A (en) * | 2013-09-04 | 2014-01-01 | 许昌学院 | Paper dividing device and paper dividing method |
| CN203652881U (en) * | 2013-12-04 | 2014-06-18 | 汕头市山河实业有限公司 | Feeder paper feeding machine |
| CN107662730A (en) * | 2017-11-03 | 2018-02-06 | 佛山市南海区西樵中心印刷厂 | A kind of paper separating device |
| CN207078767U (en) * | 2017-06-23 | 2018-03-09 | 深圳市金富利纸品包装有限公司 | Feida paper feeding mechanism |
| CN207621680U (en) * | 2017-12-08 | 2018-07-17 | 京信通信***（中国）有限公司 | More air source controllers |
-
2018
- 2018-11-28 CN CN201811437323.1A patent/CN109733929B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11208047A (en) * | 1998-01-29 | 1999-08-03 | Fuji Photo Film Co Ltd | Image recorder |
| CN202729385U (en) * | 2012-08-18 | 2013-02-13 | 温州三鑫印刷机械有限公司 | Paper feeding device of embossing machine |
| CN103482382A (en) * | 2013-09-04 | 2014-01-01 | 许昌学院 | Paper dividing device and paper dividing method |
| CN203652881U (en) * | 2013-12-04 | 2014-06-18 | 汕头市山河实业有限公司 | Feeder paper feeding machine |
| CN207078767U (en) * | 2017-06-23 | 2018-03-09 | 深圳市金富利纸品包装有限公司 | Feida paper feeding mechanism |
| CN107662730A (en) * | 2017-11-03 | 2018-02-06 | 佛山市南海区西樵中心印刷厂 | A kind of paper separating device |
| CN207621680U (en) * | 2017-12-08 | 2018-07-17 | 京信通信***（中国）有限公司 | More air source controllers |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111840026A (en) * | 2020-07-03 | 2020-10-30 | 上海谷为精密机械有限公司 | Beauty instrument and control method for blowing and air suction of beauty instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109733929B (en) | 2020-05-19 |
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Effective date of registration: 20210623 Address after: 521000 Hongze Industrial Park, Beizhan 2nd Road, North Industrial Zone, Chaozhou Avenue, Chaozhou City, Guangdong Province Patentee after: GUANGDONG NEW GRAND LONG PACKING Co.,Ltd. Address before: 518000 No.10, Dafu Industrial Zone, Kukeng community, Guanlan street, Longhua District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN XINHONGZE PACKAGING Co.,Ltd. |