CN111120250B

CN111120250B - Electric inflator pump

Info

Publication number: CN111120250B
Application number: CN201911347821.1A
Authority: CN
Inventors: 杜莅兴; 叶世梭; 杜波; 陆海传
Original assignee: Aukey Technology Co Ltd
Current assignee: Aukey Technology Co Ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2021-07-23
Anticipated expiration: 2039-12-24
Also published as: CN111120250A

Abstract

The invention relates to an electric inflator pump, which comprises a shell and a driving mechanism arranged in the shell; the shell comprises a shell, a first end cover and a second end cover, wherein the first end cover and the second end cover are respectively connected with the two ends of the shell; the first end cover is provided with an air inlet; the second end cover is provided with a heat dissipation port; the driving mechanism comprises a power element, a cylinder connected with the power element and an air outlet pipe connected with the cylinder; the power element and the cylinder are coaxially arranged; the power element is used for driving the cylinder to operate. The electric inflator pump realizes inflation by driving the cylinder to reciprocate through the power element; the power element and the cylinder are coaxially arranged, so that the structure is compact; heat is timely discharged through the heat dissipation opening, and normal operation of the power element is guaranteed; the electric inflator pump is small in size and good in heat dissipation effect.

Description

Electric inflator pump

Technical Field

The invention relates to the technical field of inflation equipment, in particular to an electric inflator pump.

Background

The electric inflator pump is a common vehicle maintenance tool and is also a quick and convenient inflation device for air bags, balloons and the like. The existing electric inflation pumps are various in types and are divided into manual electric inflation pumps and automatic electric inflation pumps according to different use environments and conditions.

Because of the relationship of structure and position, the axial direction of the motor of the prior electric inflator pump is generally vertical to the reciprocating motion direction of the piston, so that the motor and the cylinder are respectively positioned on two different axial directions and are distributed in a right angle, and correspondingly, the electric inflator pump has larger volume and larger occupied space. Moreover, the heat dissipation of the electric inflator pump is not good, which directly affects the service life of the motor and even burns out the motor.

Disclosure of Invention

Accordingly, there is a need to provide an electric inflator with a simple structure and good heat dissipation.

An electric inflator pump comprises a shell and a driving mechanism arranged in the shell; the shell comprises a shell, a first end cover and a second end cover, wherein the first end cover and the second end cover are respectively connected with the two ends of the shell; the first end cover is provided with an air inlet; the second end cover is provided with a heat dissipation port; the driving mechanism comprises a power element, a cylinder connected with the power element and an air outlet pipe connected with the cylinder; the power element is coaxially arranged with the cylinder; the power element is used for driving the cylinder to operate.

The electric inflator pump realizes inflation by driving the cylinder to reciprocate through the power element; the power element and the cylinder are coaxially arranged, so that the structure is compact; heat is timely discharged through the heat dissipation opening, and normal operation of the power element is guaranteed; the electric inflator pump is small in size and good in heat dissipation effect.

In one embodiment, the first end cover, the second end cover, the power element, the cylinder and the air outlet pipe are coaxially arranged.

In one embodiment, the driving mechanism further comprises a fan blade connected with the power element; the fan blade is arranged corresponding to the air inlet.

In one embodiment, the device further comprises a control mechanism; the control mechanism comprises a PCB, a key and a display; the key, the display and the power element are in signal connection with the PCB; the key is used for controlling the operation of the power element.

In one embodiment, the lighting device further comprises a lighting piece connected with the shell; the control mechanism further comprises a lighting switch; the lighting switch and the lighting piece are respectively in signal connection with the PCB; the lighting switch is used for controlling the operation of the lighting piece.

In one embodiment, the driving mechanism further comprises an air nozzle connected with the air outlet pipe; the air tap is used for being connected with an external part to be inflated.

In one embodiment, the shell comprises a fixing part, a holding part and a mounting part which are connected in sequence; the first end cover and the second end cover are respectively connected with two ends of the fixing part; the power element, the cylinder and the air outlet pipe are arranged in the fixing part.

In one embodiment, the drive mechanism further comprises a power switch connected to the power element; the shell also comprises a power supply key; the power supply key is convexly arranged on the holding part; the power supply key is used for controlling the operation of the power switch.

In one embodiment, the housing further comprises a grip portion; the clamping part is connected with the outer side of the mounting part.

In one embodiment, the device further comprises a power supply mechanism; the power supply mechanism comprises a battery and a battery box; the battery is arranged in the battery box; the battery box is connected with the shell.

Drawings

FIG. 1 is a schematic view of an assembled configuration of an electric inflator in accordance with an embodiment of the present invention;

FIG. 2 is a schematic structural view of the electric inflator shown in FIG. 1, shown from the first endcap toward the second endcap;

fig. 3 is a schematic view of the structure of the electric inflator shown in fig. 1, in which a part of the outer case 11 is not shown.

Reference is made to the accompanying drawings in which:

an electric inflator 100;

the air conditioner comprises a shell 10, a shell 11, a fixing part 111, a holding part 112, an installation part 113, a clamping part 114, a first end cover 12, an air inlet 120, a second end cover 13, a heat dissipation port 130, a power supply key 14, a driving mechanism 20, a power element 21, an air cylinder 22, an air outlet pipe 23, a power switch 24, a fan blade 25 and an air nozzle 26;

control mechanism 30, PCB board 31, button 32, display 33, lighting switch 34, illuminating part 40, power supply mechanism 50, battery case 51, card 52.

Detailed Description

In order that the invention may be more fully understood, reference will now be made to the following description. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 3, an electric inflator 100 according to an embodiment of the present invention includes a housing 10 and a driving mechanism 20 disposed in the housing 10; the housing 10 is provided with a heat dissipation port 130; the driving mechanism 20 comprises a power element 21 and a cylinder 22 connected with the power element 21; the power element 21 is arranged coaxially with the cylinder 22. The electric inflator 100 of the present invention realizes inflation by driving the cylinder 22 to reciprocate by the power element 21; the power element 21 and the cylinder 22 are coaxially arranged, so that the structure is compact; the heat is timely discharged through the heat-discharging opening 130, so that the normal operation of the power element 21 is ensured.

As shown in fig. 1 and fig. 2, in the present embodiment, the housing 10 includes a shell 11, and a first end cap 12 and a second end cap 13 respectively connected to two ends of the shell 11; optionally, the shell 11 is of a gun type structure, the appearance and modeling are clear, the shape is fashionable and attractive, and the manual operation is convenient; the housing 11 includes a fixing portion 111, a grip portion 112, and an attachment portion 113 connected in this order. Further, the housing 11 further includes a clamping portion 114; the clamping portion 114 is connected to the outer side of the mounting portion 113. Both sides of the fixing portion 111 are respectively provided with a plurality of through holes (not shown) for heat dissipation and ventilation; the first end cap 12 and the second end cap 13 are respectively connected to two ends of the fixing portion 111 to form a heat dissipation air duct. For timely heat dissipation, the first end cap 12 is provided with an air inlet 120; the second end cap 13 is provided with a heat dissipation port 130; the air inlets 120 are arranged at intervals on the first end cover 12; the air inlets 120 are arranged radially; the heat dissipation openings 130 are spaced apart from each other in the second end cap 13. The housing 10 also includes a power key 14; the power button 14 is protruded from the grip 112.

Referring to fig. 3, the driving mechanism 20 includes a power element 21, a cylinder 22 connected to the power element 21, an air outlet pipe 23 connected to the cylinder 22, and a power switch 24 connected to the power element 21. The power element 21 is used for driving the cylinder 22 to operate; the power button 14 is used to control the operation of the power switch 24. Alternatively, the power element 21 is divided into a low pressure mode, a medium pressure mode and a high pressure mode, with different modes corresponding to different air pressures; the power element 21 is a motor. The power element 21 and the cylinder 22 are coaxially arranged, the center of gravity is reasonably arranged, the holding operation is convenient, and meanwhile, the space position of the shell 11 in the vertical direction is greatly reduced, and the space is saved. Alternatively, the power element 21, the cylinder 22, and the outlet tube 23 are built in the fixing portion 111; the power switch 24 is built in the grip portion 112; further, the first end cover 12, the second end cover 13, the power element 21, the cylinder 22 and the air outlet pipe 23 are coaxially arranged, so that smooth air circulation is facilitated, and meanwhile, air inflation is smoother. In order to accelerate the heat dissipation, the driving mechanism 20 further comprises a fan blade 25 connected with the power element 21; the fan blades 25 are arranged corresponding to the air inlet 120. For realizing inflation, the driving mechanism 20 further comprises an air nozzle 26 connected with the air outlet pipe 23; the air nozzle 26 is used for connecting with an external part to be inflated; optionally, there are two air nozzles 26; when the air needs to be inflated, the air nozzle 26 is connected with the air outlet pipe 23; when the air inflation is not needed, the air nozzle 26 is fixed on the clamping portion 114, so as to avoid loss and achieve reasonable layout. When the air-charging device is used, the power element 21 drives the air cylinder 22 to reciprocate to realize air charging, meanwhile, the power element 21 drives the fan blades 25 to rotate to accelerate air flow, so that air flows through the power element 21 from the air inlet 120 and flows out from the heat radiating port 130, heat of the power element 21 is taken away, the power element 21 can work for a long time at a low temperature, and the service life is prolonged.

In one embodiment, the electric inflator 100 further includes a control mechanism 30; the control mechanism 30 comprises a PCB 31, a key 32 and a display 33; optionally, the PCB board 31 is built in the housing 11; the keys 32 and the display 33 are mounted on the housing 11. Furthermore, the key 32, the display 33 and the power element 21 are all in signal connection with the PCB 31; the buttons 32 are used to control the operation of the power element 21. The mode corresponding to the power element 21 is selected by means of the button 32, depending on the type of the piece to be inflated. The control mechanism 30 also includes a light switch 34; the illumination switch 34 is mounted on the housing 11. To facilitate use in dark environments, the electric inflator 100 further includes an illuminating member 40 coupled to the housing 11; the lighting switch 34 and the lighting element 40 are respectively in signal connection with the PCB 31; the illumination switch 34 is used to control the operation of the illumination member 40. Optionally, the illuminating member 40 is an LED illuminating lamp.

In one embodiment, the electric inflator 100 further includes a power mechanism 50; the power supply mechanism 50 includes a battery (not shown) and a battery case 51; the battery is built in the battery box 51; the battery box 51 is connected with the shell 10; optionally, the battery is a lithium battery, so that the battery has long endurance time, can be recycled and saves cost; the battery case 51 is connected to the mounting portion 113. Further, the power supply mechanism 50 further includes a clamping member 52, the clamping member 52 is connected to the battery box 51, and the clamping member 52 is used for fixing the battery box 51 and the mounting portion 113. When the battery pack is used, the clamping piece 52 is pressed to separate the clamping piece 52 from the mounting part 113, and the battery box 51 is pulled outwards, so that the battery box 51 is separated from the shell 11; during installation, the battery box 51 is installed on the installation part 113, and then the clamping piece 52 is pressed to clamp the clamping piece 52 on the installation part 113, so that the battery box 51 and the shell 11 are fixed. In other embodiments, the battery is mounted to the fixing portion 111.

When the electric inflator 100 is used, one end of the air tap 26 is connected with the air outlet pipe 23, and the other end is connected with a piece to be inflated; then, according to the type of the member to be inflated, the mode corresponding to the power element 21 is selected by the key 32, and then the power key 14 is pressed to trigger the power switch 24, so that the power element 21 operates, the power element 21 drives the cylinder 22 to reciprocate to realize inflation, meanwhile, the power element 21 drives the fan blades 25 to rotate to accelerate the air flow, so that the air flows out of the heat dissipation opening 130 after flowing through the power element 21 from the air inlet 120, and the heat of the power element 21 is taken away.

The electric inflator 100 of the present invention realizes inflation by driving the cylinder 22 to reciprocate by the power element 21; the power element 21 and the cylinder 22 are coaxially arranged, so that the structure is compact; heat is timely discharged through the heat-dissipating opening 130, so that the normal operation of the power element 21 is ensured; the electric inflator 100 has a small volume and a good heat dissipation effect.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An electric inflator is characterized by comprising a shell and a driving mechanism arranged in the shell; the shell comprises a shell, a first end cover and a second end cover, wherein the first end cover and the second end cover are respectively connected with the two ends of the shell; the first end cover is provided with an air inlet; the second end cover is provided with a heat dissipation port; the driving mechanism comprises a power element, a cylinder connected with the power element and an air outlet pipe connected with the cylinder; the power element is coaxially arranged with the cylinder; the power element is used for driving the cylinder to operate.

2. The electric inflator of claim 1, wherein the first end cap, the second end cap, the power element, the cylinder, and the outlet tube are coaxially disposed.

3. The electric inflator of claim 1, wherein the drive mechanism further comprises a fan blade coupled to the power element; the fan blade is arranged corresponding to the air inlet.

4. The electric inflator of claim 1, further comprising a control mechanism; the control mechanism comprises a PCB, a key and a display; the key, the display and the power element are in signal connection with the PCB; the key is used for controlling the operation of the power element.

5. The electric inflator of claim 4, further comprising an illumination member coupled to the housing; the control mechanism further comprises a lighting switch; the lighting switch and the lighting piece are respectively in signal connection with the PCB; the lighting switch is used for controlling the operation of the lighting piece.

6. The electric inflator of claim 1, wherein the drive mechanism further comprises a nipple coupled to the outlet tube; the air tap is used for being connected with an external part to be inflated.

7. The electric inflator according to claim 1, wherein the housing includes a fixing portion, a holding portion, and a mounting portion that are connected in this order; the first end cover and the second end cover are respectively connected with two ends of the fixing part; the power element, the cylinder and the air outlet pipe are arranged in the fixing part.

8. The electric inflator of claim 7, wherein the drive mechanism further comprises a power switch coupled to the power element; the shell also comprises a power supply key; the power supply key is convexly arranged on the holding part; the power supply key is used for controlling the operation of the power switch.

9. The electric inflator of claim 7, wherein the housing further comprises a clip portion; the clamping part is connected with the outer side of the mounting part.

10. The electric inflator of claim 1, further comprising a power mechanism; the power supply mechanism comprises a battery and a battery box; the battery is arranged in the battery box; the battery box is connected with the shell.