CN201972884U - Portable air pump - Google Patents
Portable air pump Download PDFInfo
- Publication number
- CN201972884U CN201972884U CN2011200101540U CN201120010154U CN201972884U CN 201972884 U CN201972884 U CN 201972884U CN 2011200101540 U CN2011200101540 U CN 2011200101540U CN 201120010154 U CN201120010154 U CN 201120010154U CN 201972884 U CN201972884 U CN 201972884U
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- Prior art keywords
- air pump
- gear
- driving link
- piston
- driven
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Abstract
The utility model discloses a portable air pump, which comprises a motive power system, a speed change transmission system, a compression system and a machine frame, wherein the motive power system, the speed change transmission system and the compression system are respectively fixed on the machine frame, the motive power system drives the compression system through the speed change transmission system to inflate, the motive power system is provided with a motive power output shaft, the compression system is provided with a piston and an air cylinder, the speed change transmission system comprises a driving element and at least two driven elements, the driving element is connected with the motive power output shaft, at least one driven element is matched with the driving element, at least one driven element is connected with the piston, when the motive power system operates, the driving element is driven to operate, the driving element drives the driven elements to synchronously operate, the driven elements push the piston connected with the driven elements to compress air in the air cylinder, and the inflating speed of the air pump is changed through replacing the speed change transmission system. The speed change transmission system can be replaced according to requirements of people. In addition, the portable air pump has the advantages that the dismounting and the mounting are convenient, the cost of components is low, and the like.
Description
[technical field]
The utility model relates to a kind of air pump, a kind of especially portable air pump.
[technical background]
Along with growth in the living standard, various home vehicles are more and more universal, and all kinds of inflatable toys, inflation appliance are also more and more, portable air pump also more and more highlights to the various facilities that life brings, carry an air pump as self-driving travel, just can worry when running into situation about having a flat tire, the foldable inflating motorboat, air mattress, inflated sofa, baby's swimming pool, swimming life-buoy, various ball grades all will be used charger.Present air pump mainly adopts is that power system directly drives air compressor and inflates, and not only noise is big, and inflationtime is difficult to control, and aeration speed is unmodifiable, unless change power system, but this is worthless in actual applications.And in real life, unalterable aeration speed is difficult to adapt to various demands, as giving the foldable inflating motorboat, when the object that gas demand such as recreational facilities are bigger is inflated, need aeration speed faster, and ballly need slower aeration speed when waiting gadget inflation for some, this just needs to change the aeration speed of air pump.
[summary of the invention]
At the problems referred to above, the utility model provides a kind of aeration speed changeable portable air pump, comes the velocity ratio of this a century transmission system by dismountable variable ratio drive system, to reach the purpose of this change aeration speed.
The utility model is by the following technical solutions: a kind of portable air pump, comprise power system, variable ratio drive system, compression system and frame, described power system, variable ratio drive system and compression system all are fixed in frame, and described power system is inflated by variable ratio drive system drive compression system; Described power system has pto; Described compression system is provided with piston and cylinder.Described variable ratio drive system comprises driving link and at least two driven members, and described driving link is connected with described pto, and described at least one driven member matches with described driving link, and described at least one driven member is connected with described piston; When described power system turns round, drive described driving link running, driving link then drives described driven member run-in synchronism, and driven member promotes to be attached thereto the piston that connects again the air in the cylinder is compressed, by changing the aeration speed that described variable ratio drive system changes air pump.
Described variable transmission mechanism can adopt multi-form according to different demand, comparatively simple and easily optimal way can be specially following several speed change type of belt drive, but be not limited to following several:
(1) described variable ratio drive system driving link is a driving gear, and driven member is by a driven gear that matches with driving gear, and a transmission shaft and an eccentric stiffener are formed.Described transmission shaft is connected on the frame, and described driving link gear is fixed on the pto, and described driven gear is fixed on the described transmission shaft, and described eccentric stiffener is set on the described transmission shaft, and is connected with described compressor piston.When described power system entry into service, pto drives the driving gear entry into service, described driving gear drives the driven gear running, described driven gear drives described transmission shaft and rotates, described transmission shaft drives described eccentric stiffener and rotates, described eccentric stiffener promotes piston with matching and does straight reciprocating motion, pressurized air; When needing change speed, only need the number of teeth of change driving wheel or follower.If when only changing the driven gear number of teeth, accelerate aeration speed, can adopt the less gear of the number of teeth, the aeration speed that slow down can adopt the more gear of the number of teeth.
(2) described variable ratio drive system driving link is a worm gear, and driven member is made up of a worm screw and the eccentric stiffener with the driving link worm wheel.Described driving link worm gear is fixed on the pto, and described worm screw is fixed on the frame, and described eccentric stiffener is set on the described worm screw, and is connected with described compressor piston.When described power system entry into service, pto drives the entry into service of driving link worm gear, the entry into service of described worm gear drives worm screw, and the eccentric stiffener that described worm screw drives on it rotates, described eccentric stiffener promotes piston with matching and does straight reciprocating motion, pressurized air.During change speed, only need the number of teeth of change worm gear or the number of worm screw,, then will accelerate aeration speed, can adopt the more worm gear of the number of teeth,, then adopt the less worm gear of the number of teeth if will slow down aeration speed if when only changing the number of teeth of worm gear.
(3) described variable ratio drive system is mainly by gear, worm screw, and component compositions such as eccentric stiffener are multistage transmission, reach different speed changing effect, the form of this combination is very many, can select for use as required.As adopting gear as driving link, driven member is driven gear with matching, worm screw and eccentric stiffener.Described driving link gear is fixed on the pto as driving link, described driven gear is fixed on the described worm screw, and is connected with described driving link gear, and described worm screw is fixed on the frame, described eccentric stiffener is set on the described worm screw, and is connected with the piston of described compressor.When described power system entry into service, the described driven gear running of described driving link gear driven, described driven gear drives described worm screw entry into service, the eccentric stiffener that described worm screw drives on it rotates, described eccentric stiffener promotes piston with matching and does straight reciprocating motion, pressurized air.
In above-mentioned several speed change forms, gear-driving speed-variable is the most frequently used gear shift mode, because standard piece is more, stronger commutativity is arranged, can adopt different master gears according to different speed change demands, convenient and swift and cheap, if wearing and tearing or damage are arranged, when needing repairing, also very convenient; And, in this variable transmission mechanism, can adopt different gears further to reach different effects:, can adopt straight toothed spur gear if will reduce cost according to the characteristics of different gears; If want transmission more steady, can adopt involute gear; If the claimed structure compactness can adopt helical gear; If require the relative position of compressor and cylinder, can adopt cone gear or gear to cooperate, as when requiring compressor and cylinder relative position, require price lower with worm screw, can adopt spur bevel gear or the like.The worm and gear transmission generally is applied to the transmission of movement of two staggered between centers of space, and the angle between two axial lines can be arbitrary value, and commonly used is 90 °.This drive mechanism compactness, velocity ratio is big, and stable drive is vibrated for a short time, and noise is low, also has advantages such as reliable self-locking performance under certain conditions, uses also comparatively extensive.
But fixing cooling fins on the compressor, accelerated heat is distributed, and reduces the temperature of compressor, increases the service life and prevent to scald; Also can load pressure meter on the compressor, be inflated air pressure in the object in order to real-time demonstration, and can show different pressures unit, make things convenient for various places personage's use; Can install a handle that has protection air pump function on the described frame additional, extend, when making things convenient for air pump to move, have the critical piece of protecting air pump and do not collided the function of being hindered along the air pump profile.Several big foots pad are fixed in the bottom of support, in order to support main machine body, can also reach the effect that damping vibration reduces noise.
[description of drawings]
Fig. 1 is a kind of disassembly diagram of portable air pump specific embodiment 1.
Fig. 2 is a kind of ssembly drawing of portable air pump specific embodiment 2.
[embodiment]
In conjunction with Fig. 1, portable air pump of the present utility model mainly comprises power system 1, variable ratio drive system 2, compression system 3 and frame 8, power system 1, variable ratio drive system 2 and compression system 3 all are fixed in frame 8, and power system 1 is inflated by variable ratio drive system 2 drive compression systems 3; Power system 1 has pto 11, power plug 12, host switch 13; Described compression system 3 is provided with piston 31, cylinder 32 and valve 33.Variable ratio drive system 2 comprises driving link 21 and driven member 22, driving link 21 is connected with pto 11, driven member 22 comprises two driven members at least, and wherein at least one member matches with described driving link 21, and at least one member is connected with piston 31.When power system 1 running, described driving link 21 runnings, driving link 21 drives driven member 22 run-in synchronisms, and the air that driven member 22 promotes to be attached thereto in the 31 pairs of cylinders of piston 32 that connect again compresses, and it is promptly inflatable to connect valve 33.Can change the aeration speed that described variable ratio drive system 2 changes air pump.
Analyze in conjunction with specific embodiments respectively below.According to Fig. 1, Fig. 2, embodiment 1 is for comprising a pair of gear-driven variable ratio drive system, embodiment 2 is for comprising the variable ratio drive system of a pair of worm and gear transmission, embodiment 3 is for having the air pump of radiating fin 4, embodiment 4 is for having the air pump of pressure meter 5, embodiment 5 is for having the air pump of handle 6, and embodiment 6 is for having the air pump of foot pad 7.
Portable air pump as shown in Figure 1, power system 1 wherein comprises pto 11, power plug 12, host switch 13.Variable ratio drive system 2 comprises driving link 21 and driven member 22, wherein driving link 21 is a cone gear, driven member 22 further comprises three driven members: a driven gear 222, a transmission shaft 223 and an eccentric stiffener 224, wherein transmission shaft 223 is connected on the frame 8, driven gear 222 matches with driving link 21, and is set on the transmission shaft 223, and eccentric stiffener 224 is connected with piston 31; In this example, eccentric stiffener 224 is eccentric rudder, is set on the transmission shaft 223.Compression system 3 comprises piston 31, cylinder 32, valve 33.Driving link 21 is loaded on the pto 11, and the eccentric stiffener 224 in the driven member 22 is connected with the piston 31 of compression system 3.
When concrete use, power plug 12 is connected with the mains, and open host switch 13, power system 1 entry into service, pto 11 drives driving gear 21 entrys into service, and driving link 21 drives driven gear 222 runnings, driven gear 222 drives transmission shaft 223 and rotates, transmission shaft 223 drives eccentric rudder 224 and rotates, and eccentric rudder 224 promotes piston 31 and do straight reciprocating motion in cylinder 32, reaches compressed-air actuated purpose.When needs change speed, only need to change the number of teeth of driven gear 222 or the number of teeth of driving link 21, the general replacement driven member is more convenient; If will accelerate aeration speed, driven gear 222 is replaceable be the less gear of the number of teeth, and as if will slowing down aeration speed, driven gear 222 is replaceable to be the more gear of the number of teeth.
As shown in fig. 1, when driving link 21 and driven gear with matching 222 were cone gear, the central shaft of driven member gear 222 can become 90 degree angles with the direction of pto 11, and the commutation effect is arranged; When if driving link 21 and driven gear with matching 222 are spur gear among the figure, do not influence the velocity ratio of gear, only just the central shaft of driven gear 222 is parallel with the direction of pto 11, does not have the commutation effect.
This example can adopt different gears according to different demands, further reaches different effects; As adopt straight toothed spur gear, with low cost, convenient and swift; As adopt involute gear, can make transmission more steady; As adopt helical gear, can make structure compact more.If require the relative position of compressor and cylinder, can be with reference to this example 1 employing cone gear or the kind of drive that adopts gear to combine with worm screw; If when requiring compressor and cylinder relative position, require price lower, can adopt spur bevel gear, if when requiring compressor and cylinder relative position, require more stable transmission, can adopt the involute cone gear, or the like.
Embodiment 2
In conjunction with Fig. 1, described power system 1, compression system 3 is identical with embodiment 1 with frame 8, difference is that the driving link 21 of variable ratio drive system 2 is worm gear in this example, and driven member 22 comprises two driven members, a worm screw and an eccentric stiffener 224, described worm screw is matched with driving link 21, described eccentric stiffener 224 is eccentric rudder in this example, is fixed on the described worm screw, and is that 3 piston 31 is connected with described compression.Described driving link 21 is loaded on the pto 11 of power system 1, and described worm screw is fixed on the support 8.
When concrete use, power plug 12 is connected with the mains, and open host switch 13, power system 1 entry into service, drive driving link 21 runnings, driving link 21 drives described worm screw and rotates, and the eccentric stiffener 224 that described worm screw drives on it rotates, eccentric stiffener 224 promotes piston 31 and does straight reciprocating motion, pressurized air.During change speed, only need the worm gear number of teeth of change driving link 21 or the number of driven member worm screw; If when only changing the number of teeth of worm gear, accelerate aeration speed, can adopt the more worm gear of the number of teeth, if will slow down aeration speed, then adopt the less worm gear of the number of teeth.
This worm and gear transmission generally is applied to the transmission of movement of two staggered between centers of space, and the angle between two axial lines can be arbitrary value, and commonly used is 90 °.This drive mechanism compactness, velocity ratio is big, and stable drive is vibrated for a short time, and noise is low, also has advantages such as reliable self-locking performance under certain conditions.
Embodiment 3
In conjunction with Fig. 1, Fig. 2, this example has radiating fin 4, and this radiating fin is fixed on the cylinder 32 of compressor 3, but accelerated heat distribute, reduce the temperature of compressor, increase the service life and prevent and scald.
In conjunction with Fig. 1, Fig. 2, this example has pressure meter 5, and this pressure meter 5 is fixed on the cylinder 32 of compressor 3, can show the air pressure that is inflated in the object in real time, and can show different pressures unit, makes things convenient for various places personage's use.
In conjunction with Fig. 1, Fig. 2, this example has a handle 6, and this handle is fixed on the frame 8, extends along the air pump profile, has the function of protecting air pump, and the critical piece of air pump is not hindered by collision.
In conjunction with Fig. 1, Fig. 2, this example has big foot pad 7, and this foot pad 7 is fixed on the frame 8, when supporting air pump, can also reduce noise by damping vibration.
Last institute should be noted that; above embodiment is only in order to the explanation the technical solution of the utility model but not to the restriction of the utility model protection domain; although the utility model has been done detailed description with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement the technical solution of the utility model, and not break away from the essence and the scope of technical solutions of the utility model.
Claims (10)
1. a portable air pump comprises power system, variable ratio drive system, and compression system and frame, described power system, variable ratio drive system and compression system all are fixed in frame, and described power system is inflated by variable ratio drive system drive compression system; Described power system has pto; Described compression system is provided with piston and cylinder; It is characterized in that: described variable ratio drive system comprises driving link and at least two driven members, described driving link is connected with described pto, described at least one driven member matches with described driving link, and described at least one driven member is connected with described piston; When described power system turns round, drive described driving link running, driving link then drives described driven member run-in synchronism, and driven member promotes to be attached thereto the piston that connects again the air in the cylinder is compressed, by changing the aeration speed that described variable ratio drive system changes air pump.
2. portable according to claim 1 air pump is characterized in that: described variable ratio drive system driving link is a driving gear, and driven member comprises a driven gear that matches with described driving gear, transmission shaft and eccentric stiffener at least; Described transmission shaft is connected on the frame, and is connected with described driven gear, and described eccentric stiffener is set on the transmission shaft, and is connected with described piston; When described power system turns round, described driving gear drives driven gear and rotates synchronously, described driven gear drives described transmission shaft and rotates, described transmission shaft drives described eccentric stiffener and rotates synchronously, the piston that described eccentric stiffener promotes to be attached thereto moves up and down, and the air in the cylinder is compressed.
3. as portable air pump as described in the claim 2, it is characterized in that: described driving link is a cone gear.
4. as portable air pump as described in the claim 3, it is characterized in that: described driving link is a spur bevel gear.
5. portable according to claim 1 air pump is characterized in that: described variable ratio drive system driving link is a worm gear, and driven member is worm screw and eccentric stiffener; Described worm screw is connected in frame, and with described worm wheel, described eccentric stiffener is fixed on the described worm screw, and is connected with described piston.
6. as portable air pump as described in claim 3 or 5, it is characterized in that: the piston motion direction parallels with described power system output shaft direction in the described compression system.
7. portable according to claim 1 air pump is characterized in that: further comprise radiating fin, it is installed in the compressor outside.
8. portable according to claim 1 air pump is characterized in that: further comprise pressure meter, it is installed in the compressor outside.
9. portable according to claim 1 air pump, it is characterized in that: further comprise handle, it is fixed on the frame, and along the profile of air pump around.
10. portable according to claim 1 air pump is characterized in that: further comprise foot pad, it is installed in the frame bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200101540U CN201972884U (en) | 2011-01-13 | 2011-01-13 | Portable air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200101540U CN201972884U (en) | 2011-01-13 | 2011-01-13 | Portable air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201972884U true CN201972884U (en) | 2011-09-14 |
Family
ID=44577989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200101540U Expired - Fee Related CN201972884U (en) | 2011-01-13 | 2011-01-13 | Portable air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201972884U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9951628B2 (en) | 2012-05-08 | 2018-04-24 | Geert Devisch | Windturbine and building having such a wind turbine |
| CN108521783A (en) * | 2015-09-02 | 2018-09-11 | 东莞冠翔电机有限公司 | Air charging system and tyre repair machine including air charging system |
-
2011
- 2011-01-13 CN CN2011200101540U patent/CN201972884U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9951628B2 (en) | 2012-05-08 | 2018-04-24 | Geert Devisch | Windturbine and building having such a wind turbine |
| CN108521783A (en) * | 2015-09-02 | 2018-09-11 | 东莞冠翔电机有限公司 | Air charging system and tyre repair machine including air charging system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20120113 |