CN208718962U - A kind of electric air pump of aerated product - Google Patents
A kind of electric air pump of aerated product Download PDFInfo
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- CN208718962U CN208718962U CN201821424130.8U CN201821424130U CN208718962U CN 208718962 U CN208718962 U CN 208718962U CN 201821424130 U CN201821424130 U CN 201821424130U CN 208718962 U CN208718962 U CN 208718962U
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- pump
- air pump
- core
- ventilation
- microswitch
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Abstract
The utility model gives a kind of electric air pump, electric air pump includes pump case, ventilation core, upper pump cover, microswitch, check valve, pump case side is equipped with an air valve, pump cover on one is equipped in the middle part of pump case, upper pump cover left and right ends are respectively equipped with air inlet and exhaust outlet, upper pump cover is equipped with an inverted "L" shape pedestal for placing microswitch, microswitch is mounted on the base, upper pump cover upper end is equipped with a ventilation core, the rotation of ventilation core is driven by handwheel switch, microswitch is controlled to realize the function of either on or off air pump motor, switching air inlet and exhaust passage are realized simultaneously, and the arcuate structure for core lower part of taking a breath under exhaust condition can open check valve valve rod, and then realize the function of exhaust.The electric air pump of the utility model is simultaneously integrated in the switch of the switch of control air pump motor, switching air flue, check valve on handwheel switch, greatly improves the operation ease and comfort of user.
Description
Technical field
The utility model relates to a kind of air charging system, especially a kind of electric air pump of aerated product.
Background technique
There are many aerated products currently on the market, convenient for folding storage or can go out to carry in the state of complete deflate,
Such as air mattress, inflatable toys product, increasingly by the welcome of consumer.Such aerated product could use after all needing inflation,
It can be inflated by hand-operated air pump, or be inflated by electric air pump, aerated product is also equipped with
Built-in electric air pump, it is more laborsaving and conveniently relative to being inflated with hand air pump and electric air pump.
Existing built-in air pump structure is all more complicated, is realized by the structure of multi-airway conversion and other various complexity
Not only inflatable but also deflatable function, should be worked by switch control air pump, pass through handwheel or other modes again
Inflatable and deflatable effect is realized in switching ventilation channel, troublesome in poeration, and airtight effect is poor, use to people and operation is brought
Inconvenient and puzzlement.
Utility model content
In view of this, the utility model in view of the deficiencies of the prior art, proposes a kind of electric air pump, pass through internal structure
Optimization, the integration of function only can realize air pump work, the conversion of air flue and list by a handwheel switch simultaneously
To the switch of valve.
To achieve the above object, the utility model proposes a kind of electric air pump, including it is pump case, ventilation core, upper pump cover, micro-
Dynamic switch, check valve, pump case side are equipped with an air valve, are equipped with pump cover on one in the middle part of pump case, upper pump cover left and right ends are respectively equipped with
Air inlet and exhaust outlet, upper pump cover upper end are equipped with a ventilation core, and ventilation core upper end is a hollow bowl, are equipped with one in the middle part of ventilation core
Cam, cam and microswitch are in sustained height, and cam at least has two vertex A, B, and vertex A and vertex B are apart from inner tube
Centre distance is equal, contrary, and when rotation can touch the microswitch.
Preferably, ventilation core lower end is equipped with a hollow ventilating inclined tube, and inclined tube bottom is contacted with upper pump cover, and inclined tube is around ventilation core
Inner tube is communicated with the air inlet of upper pump cover or exhaust outlet respectively when rotating, and inclined tube is equipped with an arc component, arc component and list
Sustained height is in valve valve rod center, and the vertex A of inclined tube arc component and cam is in the same side.
Preferably, upper pump cover is equipped with an inverted "L" shape pedestal for placing microswitch, and microswitch is mounted on the base,
Pedestal is equipped with the hole location cooperated with microswitch.
Preferably, check valve includes valve rod, valve block, Packing spring, gland, is had and the threaded hole phase on pump case on gland
The hole of cooperation.
Preferably, ventilation core has and can switch between three operating positions when rotated, for the moment in position, ventilation
Core cam vertex A touches microswitch, while core inclined tube of taking a breath is communicated with upper pump cover air inlet；When in position two, core of taking a breath
Cam do not touch microswitch, while core inclined tube of taking a breath is not communicated with any opening of upper pump cover；When in position three, ventilation
Core cam vertex B touches microswitch, while core inclined tube of taking a breath is communicated with upper pump cover exhaust outlet, while arc on core inclined tube of taking a breath
Component, which contradicts check valve valve rod, opens air valve.
Preferably, which further includes handwheel switch, and the panel of an opening, handwheel switch installation are equipped at the top of pump case
In panels outside, handwheel switch is equipped with the venthole communicated with ventilation in-core pipe, and handwheel switch and ventilation core are cooperatively connected, with
Drive ventilation core rotation.
Preferably, which further includes air pump, and air pump includes motor, blade and pump chamber, and pump chamber is equipped with and pump cover
The hole matched, pump chamber in air pump blade tangential direction extends a region, upper pump cover air inlet corresponding with upper pump cover exhaust outlet
On air pump axis of runner blade, the corresponding tangent position for being located at blade of exhaust outlet.
Preferably, which further includes storage line slot cover and PVC bound edge, is storage line slot on the left of pump case, sets in storage line slot
Have and buckle corresponding card slot in storage line slot cover, an annular groove and ring-shaped cylinder protrusion, PVC bound edge bottom are equipped at the top of pump case
Equipped with annular convex platform corresponding with pump case top and annular groove.
The utility model proposes a kind of electric air pumps, by the way that cam and bottom setting arc structure are arranged in the middle part of ventilation core
Part drives ventilation core rotation to make it have using the relative positional relationship that it is rotated while controlling microswitch with handwheel switch
With the function of unidirectional threshold switch, the rotation of handwheel can only be leaned on to realize the inflation, deflation and stopping function of electric air pump, operation letter
Single quick, reasonable in design, air-tightness is good, facilitates production and assembling, has very high promotional value.
Detailed description of the invention
Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.
Fig. 1 is the surface structure schematic diagram of the electric air pump of the utility model；
Fig. 2 is the Structure explosion diagram of the electric air pump of the utility model；
Fig. 3 is structure sectional view of the electric air pump of the utility model in inflated condition；
Fig. 4 is structure sectional view of the electric air pump of the utility model in halted state；
Fig. 5 is structure sectional view of the electric air pump of the utility model in deflation status.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
The embodiments of the present invention are described below in detail, the example of embodiment is shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the utility model, and should not be understood as the limit to the utility model
System.
As shown in Figure 1, the utility model discloses a kind of electric air pump of aerated product comprising pump case 1, handwheel switch
6, panel 11, valve deck 54 and storage line slot cover 8.As shown in Fig. 2, the electric air pump further includes air pump 2, upper pump cover 3, ventilation core 4, list
To valve 5, handwheel switch 6, microswitch 7 and PVC bound edge 9, pump case 1 is a box-like cavity, is equipped with a panel at the top of pump case 1
11, handwheel switch 6 is equipped on the outside of panel 11；1 side of pump case be equipped with check valve 5, check valve 5 include Packing spring 51, valve block 52,
Valve rod 53, gland 54；Pump cover 3 on one is equipped in the middle part of pump case 1, upper 3 top of pump cover is equipped with a ventilation core 4, and upper 3 lower part of pump cover is equipped with
One air pump 2.Air pump 2 includes motor 21, blade 22 and pump chamber 23, and pump chamber 23 extends a region and upper pump on 22 tangent line of blade
The exhaust outlet 32 of lid 3 is corresponding.It is storage line slot on the left of pump case 1, to store the electric lead and power supply of microswitch 7 Yu motor 21
Line, storage line slot cover 8 are equipped with an annular groove and ring-shaped cylinder protrusion, PVC by snap-fitted on storage line slot, at the top of pump case 1
9 bottom of bound edge is equipped with annular convex platform corresponding with annular groove and ring-shaped cylinder protrusion and annular groove, is coated by cooperation
The panel 11 and storage line slot cover 8 at 1 top of pump case.
Wherein, in specific example, ventilation core 4 includes inner tube 41, ventilation inclined tube 42, arc component 43, cam 44, ventilation
Core spring 45 and O-ring 46.The inner tube 41 of handwheel switch 6 and ventilation core 4 cooperates, and can be driven by rotation hand wheel switch 6
The rotation of ventilation core 4, handwheel switch 6 are equipped with venthole, communicate with the hollow bowl 41 on ventilation 4 top of core, set in inner tube 41
There is the groove 411 for placing O-ring 46, ventilation core spring 45 is placed on 41 outside of inner tube；A cam is equipped in the middle part of ventilation core 4
44, cam 44 at least exist two vertex A, B, vertex A and B is equal, contrary apart from 41 centre distance of inner tube, cam 44 with
Microswitch 7 is opposite；4 bottom of core take a breath equipped with a hollow ventilating inclined tube 42, bottom ventilation inclined tube 42 is equipped with an arc component
43, arc component 43 is opposite with the valve rod 53 on check valve 5, and alternatively, arc component 44 can also have in addition to arc structure
Other components other than part, such as cam, cam position should be opposite with 53 center of valve rod, and cam vertex can be in rotary course
Open valve rod 53.Although an O-ring 46 is shown in FIG. 2, it should be understood that, it can have other numbers in inner tube
The O-ring of amount, such as 2 or 3 O-rings.
In addition, being additionally provided with an inverted "L" shape pedestal 33 on upper pump cover 3 in specific example, microswitch 7 is installed on the bottom
On seat 33, alternatively, pedestal 33 can also have the shape other than inverted "L" shape, high such as cylindrical body or cuboid
Degree must assure that the corresponding property on position ventilation 42 vertex of core cam of microswitch 7.
As shown in figure 3, the electric air pump of the utility model, when being inflated work, shelves are extremely inflated in the rotation of handwheel switch 6,
It drives ventilation core 4 to rotate by handwheel switch 6 at this time, enables ventilation inclined tube 42 communicate with the air inlet 31 on upper pump cover 3, change simultaneously
Vertex A on cam 44 on gaseous core 4 contradicts microswitch 7, and motor 21 is powered on, and drives fan blade 23 to rotate, ambient atmos
By being filled with check valve 5 inside opening on handwheel switch 6 and ventilation core 4, the effect of the valve rod 53 of check valve 5 in gas pressure
Under it is in the open state, to realize the function to inflatable body inner inflatable.
As shown in figure 4, the electric air pump of the utility model is in halted state, the rotation of handwheel switch 6 to lock catch, at this time
Handwheel switch 6 drives ventilation core 4 to rotate, and enables ventilation inclined tube 42 between the air inlet 31 and exhaust outlet 32 on upper pump cover 3, and
It is not communicated with any opening, while cam 44 leaves microswitch 7, motor 21 stops working, while the arc for 4 lower part of core of taking a breath
Component 43 is not contacted with the valve rod 53 of check valve 5, and gas is in the state that is not communicated with inside and outside electric air pump, realizes closing function.
As shown in figure 5, the electric air pump of the utility model is in deflation operations, the rotation of handwheel switch 6 to deflation shelves, at this time
Handwheel switch 6 drives ventilation core 4 to rotate, and enables ventilation inclined tube 42 communicate with the exhaust outlet 32 on upper pump cover 3, while taking a breath on core 4
Cam 44 on vertex B contradict microswitch 7, motor 21 is powered on, and drives fan blade 23 to rotate, while 4 lower part of core of taking a breath
Arc component 43 contradict check valve 5 valve rod 53, keep check valve 5 in the open state, inflatable body internal gas air pump 2 make
It is discharged by 4 inside of ventilation core with the opening on handwheel switch 6 with lower, to realize degassing function.
It can be seen that the electric air pump of the utility model drives the rotation of ventilation core 4 by handwheel switch 6, using changing
The relative position that the arc component 43 of cam 44 and bottom on gaseous core 4 rotates can control switch, the ventilation of air pump 2 simultaneously
The switch of the air flue conversion and check valve 5 of core 4, and then realize inflation to aerated product, degassing function, structure is simple, airtight
Effect is good, facilitates production and assembling, greatly facilitates the use of consumer, has very high promotional value.
Obviously, those skilled in the art can be made without departing from the spirit and scope of the utility model to this
The various modifications and change of the embodiment of utility model.In this manner, if these modifications and changes are in the utility model
In the range of claim and its equivalent form, then the utility model, which also aims to, covers these modifications and changes.Word " comprising "
It is not excluded for the presence of other element or steps that do not list in the claims.Certain measures are documented in mutually different appurtenance
Simple fact in benefit requirement does not show that the combination of these measures is consequently not used for making a profit.Any appended drawing reference in claim
It should not be regarded as limited to range.
Claims (10)
1. a kind of electric air pump, which is characterized in that including pump case, ventilation core, upper pump cover, microswitch, check valve, the pump case
Side is equipped with an air valve, is equipped with pump cover on one in the middle part of the pump case, the upper pump cover left and right ends are respectively equipped with air inlet and row
Port, the upper pump cover upper end are equipped with a ventilation core, and the ventilation core upper end is a hollow bowl, are equipped in the middle part of the ventilation core
One cam, the cam and the microswitch are in sustained height, and the cam at least has two vertex A, B, the top
Point A and B is equal, contrary apart from said inner tube centre distance, and the vertex A and B can be touched when the cam is rotated
Touch the microswitch.
2. electric air pump according to claim 1, which is characterized in that it is oblique that the ventilation core lower end is equipped with a hollow ventilating
Pipe, the inclined tube bottom contacts with the upper pump cover, when the inclined tube is rotated around the ventilation in-core pipe respectively with the upper pump
The air inlet or exhaust outlet of lid communicate, and the inclined tube is equipped with an arc component, the arc component and the check valve valve rod
Center is in sustained height, and the vertex A of the inclined tube arc component and the cam is in the same side.
3. electric air pump according to claim 1, which is characterized in that the upper pump cover is equipped with a placement fine motion and opens
The inverted "L" shape pedestal of pass, the microswitch are mounted on the base, and the pedestal is equipped with to be cooperated with the microswitch
Hole location.
4. electric air pump according to claim 1, which is characterized in that the ventilation core when rotated can be in three works
Make to switch between position, for the moment in position, the ventilation core cam vertex A touches the microswitch, while the ventilation
Core inclined tube is communicated with the upper pump cover air inlet；When in position two, the cam of the ventilation core does not touch the microswitch,
The ventilation core inclined tube is not communicated with any opening of the upper pump cover simultaneously；When in position three, ventilation core cam top
Point B touches the microswitch, while the ventilation core inclined tube is communicated with the upper pump cover exhaust outlet, while the ventilation core is oblique
Arc component, which contradicts the check valve valve rod, on pipe opens air valve.
5. electric air pump according to claim 1, which is characterized in that further include handwheel switch, air pump, the pump case top
Panel equipped with an opening, the handwheel switch are mounted on the panels outside, and the air pump includes motor, blade and pump chamber,
The pump chamber is equipped with the hole matched with the upper pump cover.
6. electric air pump according to claim 5, which is characterized in that the handwheel switch is equipped with and the ventilation in-core
The venthole that pipe communicates, the handwheel switch and the ventilation core are cooperatively connected, to drive the ventilation core to rotate.
7. electric air pump according to claim 5, which is characterized in that the upper pump cover air inlet is located at the air pump blade
On axis, the corresponding tangent position for being located at the air pump blade of upper pump cover exhaust outlet.
8. electric air pump according to claim 5, which is characterized in that the pump chamber prolongs in the air pump blade tangential direction
It is corresponding with the upper pump cover exhaust outlet to stretch out a region.
9. electric air pump according to claim 1, which is characterized in that the check valve includes valve rod, valve block, Packing spring
And gland, there is on the gland hole closed with the corresponding threaded holes on the pump case.
10. electric air pump according to claim 1, which is characterized in that further include storage line slot cover and PVC bound edge, the pump
It is storage line slot on the left of shell, is equipped in the storage line slot and buckles corresponding card slot in the storage line slot cover, set at the top of the pump case
There are an annular groove and ring-shaped cylinder protrusion, PVC bound edge bottom is equipped with and the annular groove and ring-shaped cylinder protrusion phase
Corresponding annular convex platform and annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424130.8U CN208718962U (en) | 2018-08-31 | 2018-08-31 | A kind of electric air pump of aerated product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821424130.8U CN208718962U (en) | 2018-08-31 | 2018-08-31 | A kind of electric air pump of aerated product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208718962U true CN208718962U (en) | 2019-04-09 |
Family
ID=65980560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821424130.8U Active CN208718962U (en) | 2018-08-31 | 2018-08-31 | A kind of electric air pump of aerated product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208718962U (en) |
-
2018
- 2018-08-31 CN CN201821424130.8U patent/CN208718962U/en active Active
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