CN201771804U - External double-fan blade air pump - Google Patents
External double-fan blade air pump Download PDFInfo
- Publication number
- CN201771804U CN201771804U CN2010202799266U CN201020279926U CN201771804U CN 201771804 U CN201771804 U CN 201771804U CN 2010202799266 U CN2010202799266 U CN 2010202799266U CN 201020279926 U CN201020279926 U CN 201020279926U CN 201771804 U CN201771804 U CN 201771804U
- Authority
- CN
- China
- Prior art keywords
- air
- air chamber
- product
- fan blade
- sided impeller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/084—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation hand fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
- F04D29/4226—Fan casings
- F04D29/424—Double entry casings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses an external double-fan blade air pump. The external double-fan blade air pump comprises a casing and a blower device mounted in the casing; a first air chamber and a second air chamber which are mutually communicated are arranged in the casing; the first air chamber is provided with a first air port and a second air port; the second air chamber is provided with a first reinforcement air inlet port; the blower device comprises a motor and a double-side impeller; and an air valve is arranged in the first reinforcement air inlet port. By virtue of the reasonable design of combining the double-side impeller with the air ports and the air chambers in the air pump, the structural layout of the whole air pump product is optimized, so that the structure of the product can be simplified advantageously, and all components of the product can be manufactured and assembled conveniently, further, the effects of improving the production efficiency and lowering the manufacturing cost can be achieved; besides, the blowing function of the double-side impeller is fully utilized, and the flow rate and the air velocity are increased to the utmost extent, so that the air inflation capability of the air pump is greatly improved; and the structure of the product is simple and practical, so that the cost of the product can be reduced advantageously, and the market competitiveness of the product is further improved.
Description
Technical field
The utility model relates to inflatable product inflator art, refers in particular to the two fan blade air pumps of the high external of a kind of efficient.
Background technique
Air pump is the critical component of various inflatable products (such as airbed, inflation trampoline, inflated sofa, inflatable toys etc.), it is installed in the inner side edge of the soft utricule of inflatable product, utilize air pump can carry out operations such as fast aeration, pressurize and quick air releasing, normally use to realize the inflating expanded of inflatable product and lose heart and dwindle spatial volume and be beneficial to function such as collection inflatable product.Yet, though the air pump product of finding possesses aforementioned inflation on the market at present, lose heart and the fundamental function of pressurize, but but find still to exist on its usability wretched insufficiency in actual use, fail to reach best using effect and task performance, its deficiency mainly is: at first, because in the industry for pursuing the multifunction and the automation of air pump product, and with air pump design increasingly sophisticatedization, the number of spare parts of product is on the increase, the problem that is produced is thus, not only the production and assembly efficient of product is lowered, and the cost of material of product, die cost and production and assembly cost are elevated, and product has lost the competitive advantage on the price.Secondly, what adopt in the existing air pump structure all is single blade structure, makes the actual air-breathing ability of air pump be subjected to certain limitation, and charging efficiency is difficult to be greatly improved.
The model utility content
In view of this, the utility model is at the disappearance of prior art existence, and its main purpose provides the two fan blade air pumps of a kind of external, and it has the single impeller structure that two-sided impeller replaces tradition by employing, thereby promote the air-breathing ability of air pump greatly, to overcome the deficiencies in the prior art.
Another purpose of the present utility model provides the two fan blade air pumps of a kind of external, and it has advantage simple in structure, that use is easy and simple to handle, with low cost.
For achieving the above object, the utility model adopts following technological scheme:
The two fan blade air pumps of a kind of external comprise
One housing is provided with first air chamber and second air chamber in this housing; One end of this first air chamber is provided with first gas port, and the other end is provided with second gas port; Offer the first reinforcement suction port that is in communication with the outside on the wall of this second air chamber; Communicate with each other by one second reinforcement suction port between this first air chamber and second air chamber.
One blower device, it is installed in the described housing, and this blower device includes motor and two-sided impeller, drives two-sided wheel rotation by motor and forms air-flow; This two-sided impeller is arranged in aforementioned first air chamber, and aforementioned first gas port is communicated in an air intake side of this two-sided impeller, and the second reinforcement suction port is communicated with another air intake side of this two-sided impeller, and second gas port is communicated with the air-out side of this two-sided impeller; This motor is arranged in aforementioned second air chamber, is provided with the air valve that is used to open or close the first reinforcement suction port at second air chamber.
As a kind of preferred version, described two-sided impeller includes substrate and the multi-disc blade that is arranged on these substrate bi-side, and this blade is perpendicular to substrate surface.
As a kind of preferred version, described blade outwards is the divergent shape extending from the rotating center of two-sided impeller, forms a water conservancy diversion wind groove between per two blades, and this water conservancy diversion wind groove outwards broadens gradually from the rotating center of two-sided impeller.
As a kind of preferred version, the root of described water conservancy diversion wind groove is provided with an air intake breach.
As a kind of preferred version, the other outer ring channel that is used to be communicated with first gas port and the second reinforcement suction port that is provided with of the side of described two-sided impeller.
As a kind of preferred version, the described first reinforcement suction port is first pore that is arranged on housing one flat horizontal surface, described air valve is a movable slide plate of being close to the flat horizontal surface inboard, and movable slide plate is provided with second pore that replaces contraposition or dislocation with moving of movable slide plate with first pore.
As a kind of preferred version, further comprise pressing member and Returnning spring, an end and the movable slide plate of this pressing member are affixed, and the other end of this pressing member stretches out outside the housing, and the extension of pressing member is positioned at by the side of first gas port; This Returnning spring pushes on pressing member, and the active force of the protruding trend of pressing member maintenance is provided.
As a kind of preferred version, further be provided with power switch on the described housing, this power switch is connected with motor.
The utility model compared with prior art has tangible advantage and beneficial effect, particularly, and as shown from the above technical solution:
One, by in conjunction with the appropriate design of utilizing each gas port and air chamber in two-sided impeller and the air pump, make the topology layout optimization of whole air pump product, help simplifying product structure, make things convenient for the making and the assembling of each parts in the product, reach the effect of enhancing productivity and reducing production costs.
Two, the utility model is placed in the inflatable product and inflatable product manually to be inflated or loses heart, the user can inflate product as required or lose heart and the aeration quantity or the air leakage amount of corresponding this inflatable product of control, makes the using and operate easier of product.
Three, it adopts the two-sided impeller with two-sided blade to replace the impeller of traditional single face blade, make full use of the blasting action of two-sided blade, to strengthen wind flow and distinguished and admirable speed substantially, thereby promote the air-breathing ability of air pump greatly, and product structure is oversimplified, practicability, help reducing product cost, and then promote its market competitiveness.
Four, be provided with the outer ring channel that is used to be communicated with first gas port and the second reinforcement suction port by side side in two-sided impeller, gas can be walked around another air intake side that this outer ring channel enters two-sided impeller, when air pump when losing heart operation, can work simultaneously in two air intake sides of two-sided impeller, thereby make that its disappointing working efficiency is higher.
Five, by utilizing movable slide plate to control opening or closing of the first reinforcement suction port, simple in structure, and the part control that should the activity slide plate be pressed, this pressing member stretches out by the side of first gas port, make and when inflatable product is loaded on first gas port, just can depress pressing member and close the first reinforcement suction port, operate comparatively easy.
For more clearly setting forth structure characteristic of the present utility model and effect, come the utility model is elaborated below in conjunction with accompanying drawing and specific embodiment:
Description of drawings
Fig. 1 is the embodiment's of the utility model an assembling diagrammatic sketch;
Fig. 2 is the embodiment's of the utility model a exploded view;
Fig. 3 is that the solid of two-sided impeller among the embodiment of the utility model is amplified diagrammatic sketch;
Fig. 4 is a kind of inflation work state diagram of the embodiment of the utility model;
Fig. 5 is the embodiment's of the utility model an a kind of disappointing working state diagrammatic sketch;
Fig. 6 is that first gas port is not installed inflatable product among the embodiment of the utility model, and its air valve is in the view of open mode, and gas can enter into the second air chamber inside from the external world;
Fig. 7 is that first gas port is equipped with inflatable product among the embodiment of the utility model, and its air valve is in the view of closed condition, and gas can't enter into the second air chamber inside from the external world;
Fig. 8 is the embodiment's of the utility model a circuit structure diagrammatic sketch.
The accompanying drawing identifier declaration:
10, housing 11, lid
111, first air chamber 112, first gas port
113, second gas port 114, the second reinforcement suction port
115, outer ring channel 12, pedestal
121, second air chamber 122, the first reinforcement suction port
123, first pore 20, blower device
21, motor 211, rotating shaft
22, two-sided impeller 221, substrate
222, blade 223, water conservancy diversion wind groove
224, air intake breach 30, power switch
40, air valve 41, movable slide plate
411, second pore 42, pressing member
43, Returnning spring 50, inflatable product
Embodiment:
Please refer to Fig. 1 to shown in Figure 8, it has demonstrated the concrete structure of the preferred embodiment of the utility model, and it comprises a housing 10, a blower device 20 and a power switch 30, wherein:
This housing 10 comprises a lid 11 and a pedestal 12, the bottom surface of this lid 11 is packaged in the upper end of pedestal 12, be provided with first air chamber 111 in this lid 11, one end of this first air chamber 111 is provided with first gas port 112, the other end is provided with second gas port 113, and first gas port 112 in the present embodiment and second gas port 113 are and protrude out the housing 10 outer cylindric interfaces that form.This pedestal 12 surrounds formation one second air chamber 121 with the bottom surface of lid 11, all offer the first reinforcement suction port 122 that is in communication with the outside on the front and back sides of this second air chamber 121, the front and back sides of this housing 10 is flat horizontal surface, this first reinforcement suction port 122 is for being arranged at first pore 123 of this flat horizontal surface, this first pore 123 is a strip, all has been arranged side by side two and ranked first pore 123 on housing 10 front and back sides.Make and communicate with each other by on the bottom surface of lid 11, offering one second reinforcement suction port 114 between this second air chamber 121 and aforementioned first air chamber 111.
Be provided with the air valve 40 that is used to open or close the first reinforcement suction port 122 at second air chamber 121, this air valve 40 is a movable slide plate 41 of being close to aforementioned flat horizontal surface inboard, be provided with second pore 411 in this activity slide plate 41, this second pore 411 is similarly two rows that are arranged side by side, second pore 411 replaces contraposition or dislocation with moving of movable slide plate 41 with aforementioned first pore 123, when second pore 411 and 123 contrapositions of first pore, second air chamber 121 is in communication with the outside, when second pore 411 and 123 dislocation of first pore, second air chamber 121 seals with extraneous formation.This air valve 40 also includes pressing member 42 and Returnning spring 43, the lower end of this pressing member 42 and movable slide plate 41 are affixed, stretch out outside the housing 10 upper end of pressing member 42, and the extension of pressing member 42 is positioned at by the side of aforementioned first gas port 112, this Returnning spring 43 pushes on pressing member 42, and the active force of the protruding trend of pressing member 42 maintenances is provided.By control pressing member 42 movable slide plate 41 is slided up and down and open or close the first reinforcement suction port 122, the active force that this Returnning spring 43 provides movable slide plate 41 upwards to reset, this first reinforcement suction port 122 is opened under the reset condition, only under the situation of pressing member 42 pressurizeds, this first reinforcement inlet hole 122 is closed.
This blower device 20 comprises motor 21 and two-sided impeller 22, drive two-sided impeller 22 rotations by motor 21 and form air-flow, this motor 21 is installed in the aforementioned pedestal 12, and this two-sided impeller 22 is installed in first air chamber 111 of aforementioned lid 11 and with the rotating shaft 211 of motor 21 and is connected.
The concrete structure of this two-sided impeller 22, please refer to shown in Figure 3, it includes substrate 221 and the multi-disc blade 222 that is arranged on these substrate 221 bi-side, and this blade 222 is perpendicular to substrate 221 surfaces, blade 222 outwards is the divergent shape extending from the rotating center of two-sided impeller 22, between per two blades 222, form a water conservancy diversion wind groove 223, this water conservancy diversion wind groove 223 outwards broadens gradually from the rotating center of two-sided impeller, make two axial sides of two-sided impeller 22 all become the air intake side, and the radial side of two-sided impeller 22 become the air-out side.Utilize this guiding gutter with two-way opening 223 can make the two sides of two-sided impeller 22 form air-flow by air intake, two-sided impeller 22 formed air-flows have double throughput than single-sided impeller, blowability is multiple and increases progressively, and the root of water conservancy diversion wind groove 223 is provided with an air intake breach 224.Aforementioned first gas port 112 is communicated with an air intake side of this two-sided impeller 22, and the aforementioned second reinforcement suction port 114 is communicated with another air intake side of this two-sided impeller 22, and aforementioned second gas port 113 is communicated with the air-out side of this two-sided impeller 22.And in the other outer ring channel 115 that is provided with of the side of two-sided impeller 22, this outer ring channel 115 is communicated with between aforementioned first gas port 112 and the second reinforcement suction port 114.
This power switch 30 is electrically connected with aforementioned motor 21 and connects, and power switch 30 is used to control the work (as Fig. 8) of motor 21.
The working procedure that present embodiment is described in detail in detail is as follows:
During inflation, first gas port 112 and the first reinforcement suction port 122 with air pump is communicated in ambient atmosphere earlier, second gas port 113 is connected in inflatable product 50 (as Fig. 4 and Fig. 6), turn on the power switch 30 then, air pump is started working, motor 21 drives two-sided impeller 22 rotations and makes extraneous gas divide two-way to charge into fast in the inflatable product 50, and first via gas is successively through having first gas port 112, first air chamber 111, second gas port 113 to enter in the inflatable product 50; The second road gas enters in the inflatable product 50 via the first reinforcement suction port 122, second air chamber 121, the second reinforcement suction port 114, first air chamber 111, second gas port 113 successively.When inflatable product 50 gassies, when reaching the required hardness of user, manual-lock power switch 30, and the suction port of inflatable product 50 blocked get final product.
When losing heart, first gas port 112 with air pump is connected in inflatable product 50 earlier, second gas port 113 is communicated in ambient atmosphere (as Fig. 5), then when first gas port 112 is connected in inflatable product 50, the pressing member 42 that is positioned at these first gas port, 112 sides is inflated product 50 and presses, as shown in Figure 7, the movable slide plate 41 of this air valve 40 moves down with pressing member 42 and makes second pore 411 of movable slide plate 41 and first pore 123 on the housing 10 form dislocation, first pore 123 is made second air chamber 121 and extraneous formation seal by shutoff.Starting up when after this starting up of air pump operates with above-mentioned inflation operates identical, all is to turn on the power switch 30 to get final product.Motor 21 drives two-sided impeller 22 rotations and the gas in the inflatable product 50 is released apace via first gas port 112, second gas port 113 successively, and when losing heart, gas also enters another air intake side of two-sided impeller 22 by outer ring channel 115, utilize two air intake sides of this two-sided impeller 22 to lose heart simultaneously, efficient is higher, when the complete emptying of gas in the inflatable product 50, manual-lock power switch 30 gets final product.
Design focal point of the present utility model is:
One, by in conjunction with the appropriate design of utilizing each gas port and air chamber in two-sided impeller and the air pump, make the topology layout optimization of whole air pump product, help simplifying product structure, make things convenient for the making and the assembling of each parts in the product, reach the effect of enhancing productivity and reducing production costs.
Two, the utility model is placed in the inflatable product and inflatable product manually to be inflated or loses heart, the user can inflate product as required or lose heart and the aeration quantity or the air leakage amount of corresponding this inflatable product of control, makes the using and operate easier of product.
Three, it adopts the two-sided impeller with two-sided blade to replace the impeller of traditional single face blade, make full use of the blasting action of two-sided blade, to strengthen wind flow and distinguished and admirable speed substantially, thereby promote the air-breathing ability of air pump greatly, and product structure is oversimplified, practicability, help reducing product cost, and then promote its market competitiveness.
Four, be provided with the outer ring channel that is used to be communicated with first gas port and the second reinforcement suction port by side side in two-sided impeller, gas can be walked around another air intake side that this outer ring channel enters two-sided impeller, when air pump when losing heart operation, can work simultaneously in two air intake sides of two-sided impeller, thereby make that its disappointing working efficiency is higher.
Five, by utilizing movable slide plate to control opening or closing of the first reinforcement suction port, simple in structure, and the part control that should the activity slide plate be pressed, this pressing member stretches out by the side of first gas port, make and when inflatable product is loaded on first gas port, just can depress pressing member and close the first reinforcement suction port, operate comparatively easy.
The above, it only is preferred embodiment of the present utility model, be not that technical scope of the present utility model is imposed any restrictions, so every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any trickle modification, equivalent variations and modification that above embodiment did.
Claims (8)
1. the two fan blade air pumps of external is characterized in that: comprise
One housing is provided with first air chamber and second air chamber in this housing; One end of this first air chamber is provided with first gas port, and the other end is provided with second gas port; Offer the first reinforcement suction port that is in communication with the outside on the wall of this second air chamber; Communicate with each other by one second reinforcement suction port between this first air chamber and second air chamber,
One blower device, it is installed in the described housing, and this blower device includes motor and two-sided impeller, drives two-sided wheel rotation by motor and forms air-flow; This two-sided impeller is arranged in aforementioned first air chamber, and aforementioned first gas port is communicated in an air intake side of this two-sided impeller, and the second reinforcement suction port is communicated with another air intake side of this two-sided impeller, and second gas port is communicated with the air-out side of this two-sided impeller; This motor is arranged in aforementioned second air chamber, is provided with the air valve that is used to open or close the first reinforcement suction port at second air chamber.
2. the two fan blade air pumps of external according to claim 1 is characterized in that: described two-sided impeller includes substrate and the multi-disc blade that is arranged on these substrate bi-side, and this blade is perpendicular to substrate surface.
3. the two fan blade air pumps of external according to claim 2, it is characterized in that: described blade outwards is the divergent shape extending from the rotating center of two-sided impeller, form a water conservancy diversion wind groove between per two blades, this water conservancy diversion wind groove outwards broadens gradually from the rotating center of two-sided impeller.
4. the two fan blade air pumps of external according to claim 3, it is characterized in that: the root of described water conservancy diversion wind groove is provided with an air intake breach.
5. the two fan blade air pumps of external according to claim 1 is characterized in that: the other outer ring channel that is used to be communicated with first gas port and the second reinforcement suction port that is provided with of the side of described two-sided impeller.
6. the two fan blade air pumps of external according to claim 1, it is characterized in that: the described first reinforcement suction port is first pore that is arranged on housing one flat horizontal surface, described air valve is a movable slide plate of being close to the flat horizontal surface inboard, and movable slide plate is provided with second pore that replaces contraposition or dislocation with moving of movable slide plate with first pore.
7. the two fan blade air pumps of external according to claim 6, it is characterized in that: further comprise pressing member and Returnning spring, one end and the movable slide plate of this pressing member are affixed, and the other end of this pressing member stretches out outside the housing, and the extension of pressing member is positioned at by the side of first gas port; This Returnning spring pushes on pressing member, and the active force of the protruding trend of pressing member maintenance is provided.
8. the two fan blade air pumps of external according to claim 1, it is characterized in that: further be provided with power switch on the described housing, this power switch is connected with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202799266U CN201771804U (en) | 2010-08-02 | 2010-08-02 | External double-fan blade air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202799266U CN201771804U (en) | 2010-08-02 | 2010-08-02 | External double-fan blade air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201771804U true CN201771804U (en) | 2011-03-23 |
Family
ID=43751650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202799266U Expired - Fee Related CN201771804U (en) | 2010-08-02 | 2010-08-02 | External double-fan blade air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201771804U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024098884A1 (en) * | 2022-11-07 | 2024-05-16 | 珠海格力电器股份有限公司 | Air pump |
-
2010
- 2010-08-02 CN CN2010202799266U patent/CN201771804U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024098884A1 (en) * | 2022-11-07 | 2024-05-16 | 珠海格力电器股份有限公司 | Air pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110323 Termination date: 20160802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |