CN117967543A - Built-in air pump - Google Patents
Built-in air pump Download PDFInfo
- Publication number
- CN117967543A CN117967543A CN202410243376.9A CN202410243376A CN117967543A CN 117967543 A CN117967543 A CN 117967543A CN 202410243376 A CN202410243376 A CN 202410243376A CN 117967543 A CN117967543 A CN 117967543A
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- Prior art keywords
- hole
- pumping
- air
- air pump
- enters
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- 238000005086 pumping Methods 0.000 claims abstract description 40
- 238000007789 sealing Methods 0.000 claims description 17
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Abstract
The invention belongs to the technical field of air pumps, and particularly relates to a built-in air pump which comprises a shell, a panel and an air pumping and inflating assembly arranged in a containing space formed by the shell and the panel, wherein a first through hole is formed in the bottom of the shell, and a knob and a second through hole are formed in the panel; the pumping and inflating assembly comprises an upper cover, a middle cover, a lower cover and a bottom plate which are sequentially arranged from top to bottom, a motor is arranged in a first containing cavity formed by the upper cover and the middle cover, a fan blade is arranged in a second containing cavity formed by the middle cover and the lower cover, a third through hole and a fourth through hole are formed in the bottom plate, a first flow channel is formed on one side of the middle cover, a second flow channel is formed on one side of the lower cover, and the first flow channel and the second flow channel are communicated to form a gas flow channel used for communicating the first containing cavity and the fourth through hole; the first through hole is communicated with the third through hole or the fourth through hole through rotating the pumping and inflating assembly, or is covered by a region between the third through hole and the fourth through hole, so that the pumping and inflating assembly is switched among three states of an inflating state, a pumping state and a non-working state.
Description
Technical Field
The invention belongs to the technical field of air pumps, and particularly relates to a built-in air pump.
Background
The built-in air pump is a key component of various inflatable products. When the inflatable product is used, the built-in air pump is generally arranged at the inner side edge of the inflatable product, and the inflatable product can be rapidly inflated, rapidly deflated and the like by using the built-in air pump, so that the inflatable product can be normally used and stored.
The built-in air pump in the prior art has weak sealing performance, and is slower in air suction and air inflation, and the main reason is that the air in the air inflation product can overflow from the air inlet when in air inflation, and the external air can enter the air inflation product from the air inlet when in air suction, so that the air inflation product is difficult to be filled with the air quickly, or the air in the air inflation product is difficult to be completely pumped.
The built-in air pump adopts two motors, one is used for exhausting and the other is used for inflating, when the integrated air pump is used, the air exhausting motor, the air inflating motor and the electromagnetic valve are assembled into an integrated machine core, the integrated machine core is accommodated in the shell, when the air is required to be inflated, the air is inflated through the air inflating motor, and when the air is required to be exhausted, the air is exhausted through the air exhausting motor. Because two motors are used, the current is higher, and the main board and the electromagnetic valve are easily damaged.
In view of this, the present invention aims to provide an internal air pump, which can achieve a good sealing effect through a smart structural design, and in a non-working state, the air in the inflated product cannot leak from the air pump, and at the same time, the whole air pump can only intake air from one direction and only discharge air from one direction, thereby greatly improving the efficiency of air suction and inflation, and ensuring that the air in the inflated product is completely pumped.
Disclosure of Invention
The invention aims at: to the not enough of prior art, and provide a built-in air pump, it can reach good sealed effect through ingenious structural design, under non-operating condition, the gas in the inflatable product can not leak from the air pump, simultaneously, whole air pump can only follow one direction and admit air, also can only follow one direction and give vent to anger to improve the efficiency of bleeding and inflating greatly, can ensure moreover to take out the gas in the inflatable product clean.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the built-in air pump comprises a shell, a panel and an air pumping and inflating assembly arranged in a containing space formed by the shell and the panel, wherein a first through hole is formed in the bottom of the shell, and a knob and a second through hole are formed in the panel;
The pumping and inflating assembly comprises an upper cover, a middle cover, a lower cover and a bottom plate which are sequentially arranged from top to bottom, a motor is arranged in a first containing cavity formed by the upper cover and the middle cover, a fan blade driven by the motor is arranged in a second containing cavity formed by the middle cover and the lower cover, a third through hole and a fourth through hole are formed in the bottom plate, an air hole communicated with the third through hole is formed in the lower cover, a through hole is formed in the middle cover, a first flow channel is formed in one side of the middle cover, a second flow channel is formed in one side of the lower cover, and the first flow channel and the second flow channel are communicated to form a gas flow channel used for communicating the first containing cavity and the fourth through hole;
The first through hole is communicated with the third through hole or the fourth through hole by rotating the pumping and inflating assembly, or is covered by a region between the third through hole and the fourth through hole, so that the pumping and inflating assembly is switched among three states of an inflating state, a pumping state and a non-working state.
As an improvement of the built-in air pump, when the air pump is inflated, the motor drives the fan blade to rotate, air enters the accommodating space from the second through hole, enters the second accommodating cavity after passing through the air hole, enters the first accommodating cavity after passing through the through hole, and finally is discharged after passing through the fourth through hole and the first through hole in sequence through the air flow channel;
When the air is exhausted, the motor drives the fan blade to rotate, air enters the air exhausting and inflating assembly from the first through hole through the fourth through hole, enters the first accommodating cavity after passing through the air flow passage, enters the second accommodating cavity after passing through the through hole, is discharged into the accommodating space from the third through hole after passing through the air hole, and is finally discharged from the second through hole.
As an improvement of the built-in air pump, the upper cover comprises a main body part and a protruding part protruding upwards from the main body part, and the protruding part is provided with a structure matched with the knob, so that the rotation of the knob can drive the air pumping and inflating assembly to rotate.
As an improvement of the built-in air pump, the periphery of the protruding part is provided with a fixing plate, the fixing plate is provided with a circuit board, the circuit board is provided with a button, and the outer surface of the protruding part is provided with a first blade for opening the button and a second blade for closing the button.
As an improvement of the built-in air pump, the fixed plate is also provided with a hand feeling component, the hand feeling component comprises a fixed piece and a telescopic piece, and the outer surface of the protruding part is provided with at least two groove parts and arc-shaped protrusions arranged between the groove parts.
As an improvement of the built-in air pump, a line pressing plate is arranged on the upper surface of the bottom of the shell.
As an improvement of the built-in air pump, the panel is also provided with a wire hiding groove, and the wire hiding groove is provided with a cover plate which is rotatably connected with the panel.
As an improvement of the built-in air pump, the bottom of the bottom plate is also provided with a circular protrusion, and the upper surface of the bottom of the shell is provided with a limit protrusion matched with the circular protrusion.
As an improvement of the built-in air pump, the second through hole is arranged on the knob, and the power supply mode of the built-in air pump is to supply power for a mobile power supply or is connected with the power supply through a mobile phone adapter.
As an improvement of the built-in air pump, a sealing ring is arranged between the pumping and inflating assembly and the first through hole, and in a non-working state, the sealing ring is pressed by a region between the third through hole and the fourth through hole to realize sealing.
Compared with the prior art, the invention realizes sealing by pressing the sealing ring by the pumping and inflating component in a non-working state through ingenious structural design, and prevents gas in the inflating product from leaking and escaping.
According to the invention, through ingenious structural design, the air inlet and outlet holes of the pumping and inflating assembly are arranged on the bottom plate, and through an ingenious gas flow path, the whole air pump can only enter air from one direction and can only exit air from one direction, so that the pumping and inflating efficiency is greatly improved, and the air in an inflating product can be ensured to be pumped cleanly. And because the air inlet and the air outlet are arranged in one direction, the gas enters the pumping and inflating assembly to form pressure, thereby playing a role in pressurizing and improving pumping and inflating efficiency.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic diagram of a second perspective structure of the present invention.
FIG. 3 is a schematic diagram of an exploded structure of the present invention.
FIG. 4 is a second exploded view of the present invention.
FIG. 5 is a third exploded view of the present invention.
FIG. 6 is a schematic diagram of an exploded structure of the present invention.
FIG. 7 is a fifth exploded view of the present invention.
FIG. 8 is a sixth exploded view of the present invention.
FIG. 9 is a schematic perspective view of the pumping and inflating assembly of the present invention.
FIG. 10 is a schematic diagram showing a second perspective view of the pumping and inflating assembly of the present invention.
FIG. 11 is a schematic illustration of an exploded view of the pump assembly of the present invention.
FIG. 12 is a second schematic exploded view of the pumping assembly of the present invention.
Fig. 13 is a schematic view of the structure of the middle cap in the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, in the embodiments of the present invention, all directional indicators (such as up, down, left, right, front, and rear … …) are merely used to explain the relative positional relationship, movement conditions, and the like between the components in a specific gesture (as shown in the drawings), and if the specific gesture changes, the directional indicators correspondingly change.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present invention.
As shown in fig. 1 to 13, the invention provides a built-in air pump, which comprises a shell 1, a panel 2 and an air pumping and inflating assembly 3 arranged in a containing space formed by the shell 1 and the panel 2, wherein a first through hole 11 is formed in the bottom of the shell 1, a sealing ring 4 is arranged between the air pumping and inflating assembly 3 and the first through hole 11, a knob 5 and a second through hole 6 are arranged on the panel 2, and in a non-working state, the air pumping and inflating assembly 3 presses the sealing ring 5 to realize sealing, so that gas in an inflating product is prevented from leaking and escaping. When in inflation, air enters from the second through hole 6, passes through the pumping and inflating assembly 3 and then enters the inflatable product from the first through hole 22; during air extraction, air in the inflatable product enters from the first through hole 11, passes through the air extraction and inflation assembly 3 and is discharged from the second through hole 6. The second through hole 6 is provided on the knob 5.
The pumping and inflating assembly 3 comprises an upper cover 31, a middle cover 36, a lower cover 32 and a bottom plate 33 which are sequentially arranged from top to bottom, a motor 34 is arranged in a first containing cavity formed by the upper cover 31 and the middle cover 36, a fan blade 35 driven by the motor 34 is arranged in a second containing cavity formed by the middle cover 36 and the lower cover 32, a third through hole 331 and a fourth through hole 332 are arranged on the bottom plate 33, an air hole 321 communicated with the third through hole 331 is arranged on the lower cover 32, a through hole 362 is formed on the middle cover 36, a first flow channel 361 is formed on one side of the middle cover 36, a second flow channel 322 is formed on one side of the lower cover 32, and the first flow channel 361 and the second flow channel 322 are communicated to form a gas flow channel used for communicating the first containing cavity and the fourth through hole 332.
When in inflation, the motor 34 drives the fan blade 35 to rotate, gas enters from the third through hole 331, enters into the second cavity after passing through the air hole 321, enters into the first cavity after passing through the through hole 362, and finally is discharged from the fourth through hole 332 through the gas flow channel;
during air extraction, the motor 34 drives the fan blade 35 to rotate, and air enters from the fourth through hole 332, enters the first cavity after passing through the air flow channel, enters the second cavity after passing through the through hole 362, and is discharged from the third through hole 331 after passing through the air hole 321.
By rotating the pumping and inflating assembly 3, the first through hole 11 is made to communicate with the third through hole 331 or with the fourth through hole 332, or is covered by a region between the third through hole 331 and the fourth through hole 332, thereby switching among the three states of the pumping state, the inflating state, and the non-operating state.
Specifically, in the inflated state, the first through hole 11 is communicated with the third through hole 331; in the pumping state, the first through hole 11 and the fourth through hole 332, in the non-working state, the first through hole 11 is covered by the area between the third through hole 331 and the fourth through hole 332, and in the non-penetrating state, the invention can be freely switched in three states.
Because the air inlet and outlet (the third through hole 331 and the fourth through hole 332) are arranged in one direction, the air enters the pumping and inflating assembly 3 to form pressure, thereby playing a role of pressurizing and improving pumping and inflating efficiency.
The upper cover 31 includes a main body 311 and a protruding portion 312 protruding upward from the main body 311, where the protruding portion 312 is provided with a structure 30 matching with the knob 5, so that the knob 5 can rotate clockwise (e.g. 60 °) or counterclockwise (e.g. 60 °) to drive the whole pumping and inflating assembly 3, so that the third through hole 331 is communicated with the first through hole 11 (in an inflated state), the fourth through hole 332 is communicated with the first through hole 11 (in an inflated state), or the middle area of the third through hole 331 and the fourth through hole 332 presses the sealing ring 4, thereby sealing the first through hole 11 and preventing air leakage.
The outer periphery of the boss 313 is provided with a fixing plate 7, a wiring board 8 is provided on the fixing plate 7, a button 81 is provided on the wiring board 8, and the outer surface of the boss 312 is provided with a first blade 3121 for opening the button 81 and a second blade 3122 for closing the button 81. The fixing plate 7 is fixed in the housing 1. By rotating the knob 5, the first and second blades 3121 and 3122 can be driven to rotate, thereby touching the button 81 to realize the on and off of the button 81.
The fixing plate 7 is further provided with a handle assembly 9, the handle assembly 9 includes a fixing member 91 and a telescopic member 92, and the outer surface of the protruding portion 312 is formed with at least two groove portions 3123 and an arc-shaped protrusion 3124 disposed between the groove portions 3123. By rotating the knob 5, the protrusion 312 can be rotated, so that the retractable member 92 passes through the arc-shaped protrusion 3124 from one recess 3123 to the other recess 3123, thereby achieving better hand feeling.
The upper surface of the bottom of the shell 1 is provided with a wire pressing plate 12 for pressing wires to avoid disorder or damage.
The bottom of the bottom plate 33 is also provided with a circular protrusion 333, and the bottom upper surface of the housing 1 is provided with a limit protrusion 13 matched with the circular protrusion 333, and wear is prevented by arc surface contact. The power supply mode of the built-in air pump is to supply power for the mobile power supply or is connected with the power supply through the mobile phone adapter, so that the outdoor use is convenient.
The panel 2 is further provided with a wire hiding groove 21, and the wire hiding groove 21 is provided with a cover plate 22 rotatably connected to the panel 2, which is used for wire hiding.
In use, in the non-operating state, the intermediate areas of the third through hole 331 and the fourth through hole 332 press against the sealing ring 4, thereby sealing the first through hole 11 against air leakage.
When the air charging assembly is required to be switched to an inflated state, the third through hole 331 is rotated counterclockwise (or clockwise) by an angle (for example, 60 °) to enable the third through hole 331 to be communicated with the first through hole 11, at this time, the button 81 is opened, the motor 34 starts to act, the fan blade 35 starts to rotate, air enters the accommodating space of the housing 1 from the second through hole 6, enters the pumping and inflating assembly 3 from the third through hole 331, enters the second accommodating cavity through the air hole 311, enters the first accommodating cavity through the through hole 362, passes through the air flow channel, is discharged from the fourth through hole 332, and enters the inflating product through the first through hole 11.
When the air-pumping state is required to be switched, the fourth through hole 332 is rotated clockwise (or anticlockwise) by an angle (for example, 60 °) to enable the fourth through hole 332 to be communicated with the first through hole 11, at this time, the button 81 is turned on, the motor 34 starts to act, the fan blade 35 starts to rotate, air is discharged from the inflated product, enters the first containing cavity through the first through hole 11 and the fourth through hole 332, enters the second containing cavity through the through hole 362, enters the third through hole 331 through the air hole 311, enters the containing space of the housing 1 through the third through hole 331, and finally is discharged from the second through hole 6.
Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (10)
1. An internal air pump, which is characterized in that: the device comprises a shell, a panel and an air pumping and inflating assembly arranged in a containing space formed by the shell and the panel, wherein a first through hole is formed in the bottom of the shell, and a knob and a second through hole are formed in the panel;
The pumping and inflating assembly comprises an upper cover, a middle cover, a lower cover and a bottom plate which are sequentially arranged from top to bottom, a motor is arranged in a first containing cavity formed by the upper cover and the middle cover, a fan blade driven by the motor is arranged in a second containing cavity formed by the middle cover and the lower cover, a third through hole and a fourth through hole are formed in the bottom plate, an air hole communicated with the third through hole is formed in the lower cover, a through hole is formed in the middle cover, a first flow channel is formed in one side of the middle cover, a second flow channel is formed in one side of the lower cover, and the first flow channel and the second flow channel are communicated to form a gas flow channel used for communicating the first containing cavity and the fourth through hole;
The first through hole is communicated with the third through hole or the fourth through hole by rotating the pumping and inflating assembly, or is covered by a region between the third through hole and the fourth through hole, so that the pumping and inflating assembly is switched among three states of an inflating state, a pumping state and a non-working state.
2. The internal air pump of claim 1, wherein: when in inflation, the motor drives the fan blade to rotate, gas enters the accommodating space from the second through hole and then enters the accommodating space from the third through hole, passes through the air hole and then enters the second accommodating cavity, then enters the first accommodating cavity through the through hole, and finally passes through the fourth through hole and the first through hole in sequence through the gas flow passage and is discharged;
When the air is exhausted, the motor drives the fan blade to rotate, air enters the air exhausting and inflating assembly from the first through hole through the fourth through hole, enters the first accommodating cavity after passing through the air flow passage, enters the second accommodating cavity after passing through the through hole, is discharged into the accommodating space from the third through hole after passing through the air hole, and is finally discharged from the second through hole.
3. The internal air pump of claim 1, wherein: the upper cover comprises a main body part and a protruding part protruding upwards from the main body part, and the protruding part is provided with a structure matched with the knob, so that the rotation of the knob can drive the pumping and inflating assembly to rotate.
4. A built-in air pump according to claim 3, wherein: the periphery of bellying is provided with the fixed plate, be provided with the circuit board on the fixed plate, be provided with the button on the circuit board, the surface of bellying is provided with and is used for opening the first blade of button and the second blade that is used for closing the button.
5. The internal air pump of claim 4, wherein: the fixing plate is further provided with a hand feeling component, the hand feeling component comprises a fixing piece and a telescopic piece, and at least two groove parts and arc-shaped protrusions arranged between the groove parts are formed on the outer surface of the protruding part.
6. The internal air pump of claim 1, wherein: and a line pressing plate is arranged on the upper surface of the bottom of the shell.
7. The internal air pump of claim 1, wherein: the panel is also provided with a wire hiding groove, and the wire hiding groove is provided with a cover plate which is rotatably connected with the panel.
8. The internal air pump of claim 1, wherein: the bottom of bottom plate still is provided with circular arch, the bottom upper surface of shell be provided with circular protruding matching spacing arch.
9. The internal air pump of claim 1, wherein: the second through hole is arranged on the knob, and the power supply mode of the built-in air pump is to supply power for a mobile power supply or is connected with a power supply through a mobile phone adapter.
10. The internal air pump of claim 1, wherein: and a sealing ring is arranged between the pumping and inflating assembly and the first through hole, and in a non-working state, the sealing ring is pressed by a region between the third through hole and the fourth through hole to realize sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410243376.9A CN117967543A (en) | 2024-03-04 | 2024-03-04 | Built-in air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410243376.9A CN117967543A (en) | 2024-03-04 | 2024-03-04 | Built-in air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117967543A true CN117967543A (en) | 2024-05-03 |
Family
ID=90845772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410243376.9A Pending CN117967543A (en) | 2024-03-04 | 2024-03-04 | Built-in air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117967543A (en) |
-
2024
- 2024-03-04 CN CN202410243376.9A patent/CN117967543A/en active Pending
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| Date | Code | Title | Description |
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| PB01 | Publication |