CN215979787U - Heat radiation system of inflator pump - Google Patents

Abstract

The present application discloses a heat dissipation system of an inflatable pump. The inflatable pump includes a housing and an inflating mechanism. The housing has an accommodating cavity, and a ventilation port communicated with the accommodating cavity is provided on the outer side of the housing. The inflating mechanism and the radiating system are located in the accommodating cavity. The heat dissipation system includes a frame body, a heat sink, a driving member and an air collecting part; the frame body is connected with the casing; the first end of the drive shaft of the drive member is connected with the heat sink, and the second end of the drive shaft of the drive member is connected to the air The mechanism is connected; the air collecting part is arranged on the peripheral side of the heat sink. When the driving member drives the inflating mechanism to inflate, the driving member also drives the radiating member to rotate, so that the air in the accommodating cavity moves, and the flow rate of the air on the peripheral side of the inflating mechanism is accelerated. The air gathering part makes the air flow formed by the heat sink more concentrated to move towards the inflatable mechanism, further accelerates the air flow rate of the outer wall of the inflatable mechanism, improves the heat dissipation efficiency and prolongs the service life of the inflatable pump.

Description

Heat radiation system of inflator pump

Technical Field

The application relates to the field of inflation devices, in particular to a heat dissipation system of an inflator pump.

Background

In the related technical field, the daily trip mode of human tends to be diversified, and more outdoor riding enthusiasts and self-driving travelers need to carry the inflator to meet the daily inflation demand, and then a multifunctional automatic inflator pump appears. However, when the inflator pump works, the temperature in the inflator pump can be rapidly increased due to the uninterrupted work of the inflation mechanism, and the normal use of the inflator pump can be influenced due to the overhigh internal temperature, so that the inflation efficiency of the inflator pump is reduced, and the service life of the inflator pump is shortened.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a heat dissipation system of an inflator pump, the inflator pump comprises a shell and an inflation mechanism, the shell is provided with an accommodating cavity, the outer side of the shell is provided with an air vent communicated with the accommodating cavity, and the inflation mechanism and the heat dissipation system are located in the accommodating cavity; the heat dissipation system comprises a frame body, a heat dissipation piece, a driving piece and an air gathering part; the frame body is connected with the shell; the driving piece is used for driving the heat dissipation piece to rotate, a first end of a transmission shaft of the driving piece is connected with the heat dissipation piece, and a second end of the transmission shaft of the driving piece is connected with the inflation mechanism; the wind gathering part is arranged on the peripheral side of the heat radiating piece and used for gathering the airflow formed by the heat radiating piece.

Based on the above embodiment, when the inflator pump performs the inflation operation, the driving element drives the inflation mechanism to inflate, the driving element also drives the heat dissipation element to rotate, the air entering the accommodating cavity from the air vent is made to move by the rotation of the heat dissipation element, the flow rate of the air around the inflation mechanism is increased, the heat dissipation efficiency of the inflation mechanism is improved, the air carrying heat is discharged from the air vent, the internal temperature of the inflator pump is prevented from being overhigh, more importantly, the air gathering part arranged around the heat dissipation element is utilized to make the air flow formed by the heat dissipation element move more intensively to the inflation mechanism, the air flow rate of the outer wall of the inflation mechanism is further increased, the heat dissipation efficiency is improved, the time of stopping and waiting due to overhigh temperature of the inflator pump is reduced, the inflation efficiency is improved, meanwhile, the good ventilation and heat dissipation in the inflator pump can prolong the service life of internal parts of the inflator pump, namely, the service life of the inflator pump is prolonged.

In some of the embodiments, the heat radiating member includes a plurality of sub-radiating members, and the sub-radiating members are disposed obliquely with respect to the drive shaft of the driving element such that the airflow generated by the rotation of the sub-radiating members flows toward the inflator.

Based on above-mentioned embodiment, the heat dissipation piece that the slope set up drives air on every side to aerifing the mechanism and flow when rotatory, and then accelerates the near air velocity of mechanism of aerifing, improves the radiating efficiency of mechanism of aerifing.

In some embodiments, the wind gathering part comprises a wind gathering ring, the wind gathering ring is fixedly connected with the plurality of sub heat dissipation pieces, and the axis of the wind gathering ring is collinear with the axis of the transmission shaft.

Based on the above embodiment, the wind gathering ring is arranged on the peripheral side of the sub-radiating piece, so that the airflow formed by the sub-radiating piece is more concentrated on the inflating mechanism, the air flow rate near the inflating mechanism is accelerated, and the radiating efficiency of the inflating mechanism is improved.

In some embodiments, the frame body comprises a battery compartment and an inner heat dissipation cavity, the inner heat dissipation cavity is arranged in the frame body, the inner heat dissipation cavity is adjacent to the battery compartment and is communicated with the battery compartment, and the inner heat dissipation cavity is communicated with the accommodating cavity.

Based on above-mentioned embodiment, aerify the mechanism in the course of the work, the battery in the battery compartment also can produce the heat, utilizes the interior heat dissipation chamber adjacent with the battery compartment to dispel the heat to the battery compartment this moment, because interior heat dissipation chamber also communicates with holding the chamber, when the heat dissipation piece drives the air that holds the intracavity and flows, the air in interior heat dissipation chamber also can flow thereupon for the heat dissipation in battery compartment, and then improve the radiating efficiency of battery, the life of extension pump.

In some embodiments, the heat dissipation system includes a heat dissipation portion disposed on a side of the frame body close to the battery compartment.

Based on the embodiment, the area of the outer bin wall of the battery bin is increased by the heat dissipation part, so that the heat dissipation efficiency of the battery bin is improved, and the service life of the battery is prolonged.

In some embodiments, the heat dissipation parts are arranged in a plurality of numbers, and the heat dissipation parts are uniformly arranged on the side surface of the rack body close to the battery compartment at intervals.

Based on above-mentioned embodiment, the heat dissipation part that even interval set up for the battery is to the even transmission of heat to the heat dissipation part that the casing gived off, then spreads to between two adjacent heat dissipation parts, and then evenly improves the radiating efficiency in battery compartment, prolongs the life of battery, prolongs the life of pump promptly.

In some embodiments, the heat dissipation system further includes an outer heat dissipation chamber, the outer heat dissipation chamber is located between the frame body and the casing, and the outer heat dissipation chamber is communicated with the inner heat dissipation chamber, the accommodating chamber and the battery compartment.

Based on above-mentioned embodiment, utilize outer heat dissipation chamber with interior heat dissipation chamber, hold chamber and battery compartment intercommunication, when the air velocity that the heat dissipation piece messenger held the intracavity accelerated, the air velocity in interior heat dissipation chamber, outer heat dissipation chamber and the battery compartment all accelerates, and then improves the radiating efficiency of pump.

In some embodiments, four air vents are provided, two of the air vents are disposed on the peripheral side of the casing close to the heat sink and are disposed oppositely, and the other two air vents are disposed oppositely on the peripheral side of the casing far from the heat sink and are disposed oppositely.

Based on above-mentioned embodiment, when the work of aerifing of mechanism, the radiating piece is rotatory, and outside air gets into outer heat dissipation chamber from the blow vent this moment, then accelerates through the radiating piece, forms the air current and blows to the mechanism of aerifing, dispels the heat to the mechanism of aerifing, and some air is through the blow vent discharge pump of keeping away from the radiating piece, and another part air circulates in getting into interior heat dissipation chamber and the battery compartment, then discharges from close blow vent, and then improves the radiating efficiency of pump, improves the life of pump.

In some embodiments, each vent includes a plurality of spaced apart air holes.

Based on above-mentioned embodiment, a plurality of gas pockets increase the air input and the displacement of air vent, improve the exchange efficiency of the inside air of pump and outside air, and then improve the radiating efficiency of pump, improve the life of pump.

The embodiment of the application also provides an inflator pump, including the cooling system, the casing, aerify mechanism and the accessory case of inflator pump, aerify mechanism and cooling body and all set up in the casing, the accessory case sets up in the bottom of inflator pump.

Based on above-mentioned embodiment, utilize the accessory case to support the pump, cooling system dispels the heat to the pump, and then prolongs the life of pump.

The heat dissipation system of the inflator pump comprises a shell and an inflation mechanism, wherein the shell is provided with an accommodating cavity, the outer side of the shell is provided with an air vent communicated with the accommodating cavity, and the inflation mechanism and the heat dissipation system are located in the accommodating cavity; the heat dissipation system comprises a frame body, a heat dissipation piece, a driving piece and an air gathering part; the frame body is connected with the shell; the driving piece is used for driving the heat dissipation piece to rotate, a first end of a transmission shaft of the driving piece is connected with the heat dissipation piece, and a second end of the transmission shaft of the driving piece is connected with the inflation mechanism; the wind gathering part is arranged on the peripheral side of the heat radiating piece and used for gathering the airflow formed by the heat radiating piece. When the inflator pump performs inflation, the driving piece drives the inflation mechanism to inflate, and simultaneously drives the radiating piece to rotate, so that the air in the accommodating cavity enters from the air vent, the air in the accommodating cavity moves due to the rotation of the radiating piece, the flow rate of the air on the peripheral side of the inflation mechanism is accelerated, and the radiating efficiency of the inflation mechanism is improved, then the air carrying heat is discharged from the vent hole to prevent the internal temperature of the inflator pump from being too high, and more importantly, by utilizing the wind-collecting part arranged on the peripheral side of the heat-radiating part, the air flow formed by the heat dissipation part moves more intensively to the air charging mechanism, the air flow rate of the outer wall of the air charging mechanism is further accelerated, the heat dissipation efficiency is improved, the time for waiting for stopping the air charging pump due to overhigh temperature is reduced, the air charging efficiency is improved, meanwhile, the good ventilation and heat dissipation inside the inflator pump can prolong the service life of internal parts of the inflator pump, namely the service life of the inflator pump is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of the overall construction of an inflator in one embodiment of the present application;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic illustration of an exploded view of an inflator according to an embodiment of the present application.

Reference numerals: 1. an inflator pump; 11. a housing; 12. a frame body; 121. an accommodating chamber; 122. a battery compartment; 123. an inner heat dissipation cavity; 124. a heat dissipating section; 125. an outer heat dissipation chamber; 126. a vent; 1261. air holes; 13. an inflation mechanism; 14. a drive member; 15. a heat sink; 151. a sub heat sink; 16. a wind gathering part; 161. a wind gathering ring; 17. an accessory case.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

Referring to fig. 1 and fig. 2, the present application provides a heat dissipation system for an inflator, in which an inflator 1 includes a housing 11 and an inflation mechanism 13, the housing 11 has an accommodating cavity 121, a vent 126 communicating with the accommodating cavity 121 is disposed on an outer side of the housing 11, and the inflation mechanism 13 and the heat dissipation system are located in the accommodating cavity 121; the heat dissipation system comprises a frame body 12, a heat dissipation member 15, a driving member 14 and a wind gathering part 16; the frame body 12 is connected with the shell body 11; the driving element 14 is used for driving the heat sink 15 to rotate, a first end of a transmission shaft of the driving element 14 is connected with the heat sink 15, and a second end of the transmission shaft of the driving element 14 is connected with the inflation mechanism 13; the wind collecting portion 16 is provided on the peripheral side of the heat sink 15, and collects the airflow generated by the heat sink 15.

When the inflator 1 performs inflation, the driving element 14 drives the inflation mechanism 13 to inflate, the driving element 14 also drives the heat dissipation element 15 to rotate, the air entering the accommodating cavity 121 from the air vent 126 is made to rotate, the heat dissipation element 15 rotates to make the air in the accommodating cavity 121 move, the flow rate of the air around the inflation mechanism 13 is increased, the heat dissipation efficiency of the inflation mechanism 13 is improved, the air carrying heat is discharged from the air vent 126, the internal temperature of the inflator 1 is prevented from being too high, more importantly, the air gathering part 16 arranged around the heat dissipation element 15 is utilized to make the air flow formed by the heat dissipation element 15 move more intensively towards the inflation mechanism 13, the air flow rate of the outer wall of the inflation mechanism 13 is further increased, the heat dissipation efficiency is improved, the time of waiting for shutdown due to the overhigh temperature of the inflator 1 is shortened, the inflation efficiency is improved, meanwhile, good ventilation and heat dissipation inside the inflator 1 can prolong the service life of internal parts of the inflator 1, i.e., the service life of the inflator 1.

The housing 11 may be made of, but not limited to, plastic or metal, in a specific embodiment, the housing 11 may be made of plastic to reduce the weight of the inflator 1, and the integral injection molding of the housing 11 may increase the structural strength and prolong the service life of the inflator 1.

The material of support body 12 can be but not limited to for plastics or metal, and in a specific implementation mode, the material of support body 12 can be plastics to alleviate the holistic weight of inflator pump 1, utilize the insulating property of plastics material simultaneously, can reduce the probability of support body 12 electric leakage, with guarantee user's safety in utilization, improve user experience.

The heat dissipation member 15 may be made of, but not limited to, plastic or metal, and the heat dissipation member 15 is used to provide additional power for the air flowing in the housing 11 when rotating, so as to improve the heat dissipation efficiency.

The material of the wind-gathering piece can be but not limited to plastics or metal, and when the heat dissipation piece 15 rotates, the wind-gathering piece rotates along with the heat dissipation piece 15, gathers the airflow formed by the heat dissipation piece 15, and improves the air flow velocity of a local area so as to improve the heat dissipation efficiency.

Referring to fig. 2 and fig. 3, in a specific embodiment, the heat dissipation member 15 includes a plurality of sub heat dissipation members 151, in another specific embodiment, the sub heat dissipation members 151 may be fan blades, five sub heat dissipation members 151 are annularly disposed along an axis of the transmission shaft, and the five sub heat dissipation members 151 are uniformly spaced, the sub heat dissipation members 151 are disposed in an inclined manner with respect to the transmission shaft of the driving member 14, when the inflation mechanism 13 works, the driving member 14 simultaneously drives the heat dissipation member 15 to rotate, the heat dissipation member 15 drives surrounding air to flow toward the inflation mechanism 13, so as to accelerate an air flow rate near the inflation mechanism 13, and improve a heat dissipation efficiency of the inflation mechanism 13.

Referring to fig. 2 and fig. 3, in another embodiment, the sub heat dissipation member 151 may be designed in a streamline shape, and the surface area of the sub heat dissipation member 151 increases in a direction away from the axial direction, so as to increase the contact area between the sub heat dissipation member 151 and the air, so as to increase the driving force of the sub heat dissipation member 151 on the air, improve the heat dissipation efficiency, and prolong the service life of the inflator 1.

Referring to fig. 2 and fig. 3, in a specific embodiment, the wind gathering portion 16 includes a wind gathering ring 161, the wind gathering ring 161 is fixedly connected to the plurality of sub heat dissipation members 151, the connection manner of the wind gathering ring 161 and the peripheral sides of the sub heat dissipation members 151 may be, but not limited to, bonding or welding, and the axis of the wind gathering ring 161 is collinear with the axis of the transmission shaft, so that the sub heat dissipation members 151 drive the wind gathering ring 161 to rotate, so that the airflow formed by the sub heat dissipation members 151 is more concentrated on the inflation mechanism 13, thereby increasing the air flow rate near the inflation mechanism 13, improving the heat dissipation efficiency of the inflation mechanism 13, prolonging the service life of the inflator 1, and improving user experience.

Referring to fig. 2 and 3, in a specific embodiment, the frame 12 includes a battery compartment 122 and an inner heat dissipation cavity 123, the inner heat dissipation cavity 123 is disposed in the frame 12, the inner heat dissipation cavity 123 is adjacent to the battery compartment 122, the inner heat dissipation cavity 123 is communicated with the battery compartment 122, and the inner heat dissipation cavity 123 is communicated with the accommodating cavity 121; the inflation mechanism 13 is in the course of working, and the battery in the battery compartment 122 also can produce heat, utilize the interior heat dissipation chamber 123 adjacent with the battery compartment 122 to dispel the heat to the battery compartment 122 this moment, because interior heat dissipation chamber 123 also communicates with holding chamber 121, when heat sink 15 drives the air that holds in the chamber 121 and flows, the air in interior heat dissipation chamber 123 also can flow thereupon for the heat dissipation of battery compartment 122, and then improve the radiating efficiency of battery, prolong the life of pump 1.

Referring to fig. 2 and 3, in a specific embodiment, the heat dissipation system includes a heat dissipation portion 124, the heat dissipation portion 124 is disposed on a side surface of the frame 12 close to the battery compartment 122, the heat dissipation portion 124 and the side surface of the frame 12 may be connected by, but not limited to, screwing, clamping, or gluing, the heat dissipation portion 124 may be made of heat conductive plastic or metal with good heat conductivity, and the heat dissipation portion 124 is utilized to increase an area of an outer compartment wall of the battery compartment 122, thereby improving the heat dissipation efficiency of the battery compartment 122 and prolonging the service life of the battery.

Referring to fig. 2 and fig. 3, in another embodiment, the heat dissipating portion 124 may be formed integrally with the frame 12 by injection molding, and in order to improve the heat dissipating efficiency, the frame 12 and the heat dissipating portion 124 may be made of heat conductive plastic with good heat conductivity, so as to improve the heat dissipating efficiency of the battery compartment 122 and the inflating mechanism 13 and prolong the service life of the inflator 1.

Referring to fig. 2 and 3, in a specific embodiment, the heat dissipating parts 124 are uniformly spaced along the length direction of the battery compartment 122 on the side surface of the frame 12 close to the battery compartment 122, so that the heat dissipated from the battery to the housing 11 is uniformly transferred to the heat dissipating parts 124 and then distributed between two adjacent heat dissipating parts 124, thereby uniformly improving the heat dissipating efficiency of the battery compartment 122, and prolonging the service life of the battery, i.e., the service life of the inflator 1.

Referring to fig. 2 and 3, in another embodiment, the heat dissipation portions 124 are disposed on the side of the frame 12 and are uniformly spaced along the length direction of the frame 12, the surface of the heat dissipation portion 124 away from the frame 12 abuts against the inner wall of the housing 11, and the heat dissipation portion 124 supports the housing 11 on the basis of uniformly dissipating heat from the frame 12, so as to improve the structural strength of the connection between the housing 11 and the frame 12 and improve the structural stability of the inflator 1.

Referring to fig. 2 and fig. 3, in a specific embodiment, the heat dissipation system further includes an outer heat dissipation cavity 125, the outer heat dissipation cavity 125 is located between the frame 12 and the housing 11, and the outer heat dissipation cavity 125 is communicated with the inner heat dissipation cavity 123, the accommodating cavity 121 and the battery compartment 122, the inner heat dissipation cavity 123, the accommodating cavity 121 and the battery compartment 122 are communicated by the outer heat dissipation cavity 125, when the heat dissipation member 15 accelerates the air flow rate in the accommodating cavity 121, the air flow rates in the inner heat dissipation cavity 123, the outer heat dissipation cavity 125 and the battery compartment 122 are accelerated, so as to improve the heat dissipation efficiency of the inflator pump 1.

Referring to fig. 2 and fig. 3, in a specific embodiment, a plurality of air vents 126 may be disposed on the surface of the housing 11 to improve the gas exchange efficiency between the outer heat dissipation chamber 125 and the external air, so as to improve the heat dissipation efficiency and further prolong the service life of the inflator 1.

Referring to fig. 2 and fig. 3, in another specific embodiment, four air vents 126 may be provided, wherein two air vents 126 are oppositely disposed on the peripheral side of the housing 11 close to the heat dissipation member 15, and the other two air vents 126 are oppositely disposed on the peripheral side of the housing 11 away from the heat dissipation member 15; when the inflating mechanism 13 performs inflation, the heat dissipating member 15 rotates, at this time, external air enters the outer heat dissipating cavity 125 from the air vent 126, and then accelerates through the heat dissipating member 15, forming an air flow flowing to the inflating mechanism 13 to dissipate heat of the inflating mechanism 13, a part of air is discharged from the inflator pump 1 through the air vent 126 far away from the heat dissipating member 15, and the other part of air enters the inner heat dissipating cavity 123 and the battery compartment 122 to circulate and is then discharged from the adjacent air vent 126, so that the heat dissipating efficiency of the inflator pump 1 is improved, and the service life of the inflator pump 1 is prolonged.

In a specific embodiment, each of the air vents 126 includes a plurality of air holes 1261 arranged at intervals, so that the air inflow and the air displacement of the air vents 126 are increased, the exchange efficiency between the air inside the inflator 1 and the external air is improved, the heat dissipation efficiency of the inflator 1 is further improved, and the service life of the inflator 1 is prolonged.

Referring to fig. 1 and 3, the present application further provides an inflator pump, which includes a heat dissipation system of the inflator pump 1, an accessory box 17, a housing 11, and an inflation mechanism 13, wherein the inflation mechanism 13 and the heat dissipation system are disposed in the housing 11, the accessory box 17 is disposed at the bottom of the inflator pump 1, the inflator pump 1 can be supported by the accessory box 17, and the heat dissipation system dissipates heat from the inflator pump 1, so as to prolong the service life of the inflator pump 1.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar parts; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims (10)

1. A heat dissipation system for an inflatable pump, wherein the inflatable pump comprises a casing and an inflating mechanism, the casing has a accommodating cavity, and a ventilator that communicates with the accommodating cavity is provided on the outside of the casing the inflatable mechanism and the heat dissipation system are located in the accommodating cavity; the heat dissipation system includes: a frame body, connected with the shell; heat sink; a driving member for driving the rotation of the cooling member, the first end of the transmission shaft of the driving member is connected with the cooling member, and the second end of the transmission shaft of the driving member is connected with the inflating mechanism; The wind collecting part is used for concentrating the airflow formed by the heat sink, and the wind collecting part is arranged on the peripheral side of the heat sink. 2. The heat dissipation system of an air pump according to claim 1, wherein the heat dissipation member comprises: A plurality of sub-heat-dissipating elements are disposed obliquely with respect to the transmission shaft of the driving element, so that the air flow formed by the rotation of the sub-heat-dissipating elements flows to the inflating mechanism. 3 . The heat dissipation system of an inflator according to claim 2 , wherein the air collecting part comprises an air collecting ring, the air collecting ring is fixedly connected with the plurality of the sub-radiators, and the air collecting ring is fixedly connected. 4 . The axis is collinear with the axis of the drive shaft. 4. The heat dissipation system of an air pump according to claim 1, wherein the frame body comprises: Battery compartment; an inner heat dissipation cavity, the inner heat dissipation cavity is arranged in the frame, the inner heat dissipation cavity is adjacent to the battery compartment, the inner heat dissipation cavity is communicated with the battery compartment, and the inner heat dissipation cavity is connected to the battery compartment. The accommodating cavity is communicated. 5. The heat dissipation system of an air pump according to claim 4, wherein the heat dissipation system comprises: and a heat dissipation part, the heat dissipation part is arranged on the side of the frame body close to the battery compartment. 6 . The heat dissipation system of an air pump according to claim 5 , wherein the heat dissipation part is provided with a plurality of heat dissipation parts, and the plurality of heat dissipation parts are evenly spaced on the side of the frame body close to the battery compartment. 7 . cloth. 7. The heat dissipation system of an air pump according to claim 4, wherein the heat dissipation system further comprises: An outer heat dissipation cavity, the outer heat dissipation cavity is located between the frame body and the casing, and the outer heat dissipation cavity is communicated with the inner heat dissipation cavity, the accommodating cavity and the battery compartment. 8 . The heat dissipation system of an inflator according to claim 7 , wherein there are four ventilation ports, and two of the ventilation ports are provided on the peripheral side of the casing close to the heat dissipation member and Oppositely arranged, the other two air vents are arranged on the peripheral side of the casing away from the heat sink and arranged oppositely. 9 . The heat dissipation system of an inflator according to claim 8 , wherein each of the air vents comprises a plurality of air holes arranged at intervals. 10 . 10. An air pump, characterized in that, comprising: The heat dissipation system of an air pump according to any one of claims 1-9; case; an inflatable mechanism, the inflatable mechanism and the heat dissipation system are all arranged in the housing; an accessory box, which is arranged at the bottom of the air pump.

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