Miniature diaphragm gas pump
By designing a mini diaphragm gas pump and using electromagnetic drive components to drive the diaphragm movement of the air pump, the problem of poor heat dissipation caused by the limited assembly space of small electronic products is solved, and efficient air-cooled heat dissipation effect is achieved.
Patent Information
- Application Number
- CN202421677173.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-15
- Publication Date
- 2025-04-15
- Estimated Expiration
- 2034-07-15
AI Technical Summary
The heat dissipation system of small electronic products is limited due to the assembly space, which leads to poor heat dissipation effect, affecting the user experience.
A miniature diaphragm gas pump is designed, using electromagnetic drive components to drive the diaphragm up and down to realize gas exchange and take away heat to achieve air-cooled heat dissipation, including the outer unit housing, air pump housing, air intake pipe, check valve and electromagnetic drive components.
It achieves efficient air-cooled heat dissipation effect, is suitable for small electronic products and narrow locations, and improves the performance of the heat dissipation system.
Smart Images
Figure CN222759923U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of gas pumps, in particular to a micro diaphragm gas pump. Background Art
[0002] With the development of society, small electronic products such as mobile phones and iPads are becoming increasingly necessary in people's lives. As these electronic products are used for a longer time, the temperature will rise, leading to problems such as freezes. Therefore, the heat dissipation system plays an important role in the normal use of small electronic products such as mobile phones and iPads.
[0003] However, due to the small size of electronic products such as mobile phones and iPads, the assembly space of the cooling system is limited, which affects the cooling effect of the cooling system and causes poor user experience. Utility Model Content
[0004] The main purpose of the utility model is to provide a miniature diaphragm gas pump, aiming to improve the heat dissipation effect of the heat dissipation system and overcome the problem that the assembly space of the heat dissipation system in electronic products first leads to poor heat dissipation effect.
[0005] To achieve the above objectives, the utility model provides a micro diaphragm gas pump, comprising an outer housing, an air pump housing, an air intake pipe, a one-way air pump inlet valve, a one-way air pump outlet valve, an air pump diaphragm and an electromagnetic drive assembly arranged in the outer housing.
[0006] A first air inlet is provided at one end of the outer shell, and an exhaust port is provided at the other end. The air pump diaphragm divides the air pump shell into two cavities, wherein the cavity above the air pump diaphragm is a closed cavity, and a second air inlet and an air outlet connected to the closed cavity are provided on the top of the air pump shell. The air inlet pipe connects the first air inlet and the second air inlet, a one-way air pump inlet valve is provided at the first air inlet, and a one-way air pump outlet valve is provided at the air outlet, and the electromagnetic drive component is provided in the cavity below the air pump diaphragm, for driving the air pump diaphragm to move up and down.
[0007] When the electromagnetic drive component drives the air pump diaphragm to move downward, the one-way air pump outlet valve is closed, the one-way air pump inlet valve is opened, and air is taken in; when the electromagnetic drive component drives the air pump diaphragm to move upward, the one-way air pump inlet valve is closed, the one-way air pump outlet valve is opened, and the exhaust port exhausts air outward.
[0008] A further technical solution of the utility model is that the electromagnetic drive component includes an electromagnet, a magnet, a control circuit board and a battery, the electromagnet is a ring structure, the magnet is arranged at the center position of the electromagnet, the battery is arranged on the control circuit board, the electromagnet is electrically connected to the control circuit board, and the battery is used to power the electromagnet; the electromagnet cooperates with the magnet to receive the positive and negative square waveforms and then moves up and down to drive the air pump diaphragm to move up and down.
[0009] A further technical solution of the utility model is that the battery provides a 3V power supply voltage.
[0010] A further technical solution of the utility model is that the air pump housing comprises an upper housing, a middle housing and a lower housing which are arranged in sequence from top to bottom, and the air pump diaphragm is arranged on the top of the middle housing.
[0011] The beneficial effects of the utility model micro diaphragm gas pump are:
[0012] The utility model is a complete ventilation and heat dissipation system. Through the above technical scheme, an electromagnetic drive component is used to drive the air pump diaphragm to move up and down, thereby exhausting air outwards through the exhaust port, realizing internal and external gas exchange, and taking away the heat in the external machine housing to achieve air cooling and heat dissipation. It is small in size and can be suitable for heat dissipation of various small electronic products and ventilation in narrow locations. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.
[0014] Figure 1 This is a schematic diagram of the exploded structure of a preferred embodiment of the utility model micro-diaphragm gas pump;
[0015] Figure 2 It is a cross-sectional view of a preferred embodiment of the utility model micro-diaphragm gas pump;
[0016] Figure 3 This is a schematic diagram of the overall structure of a preferred embodiment of the utility model micro-diaphragm gas pump;
[0017] Figure 4 This is a schematic diagram of the overall structure of a preferred embodiment of the micro-diaphragm gas pump of the utility model from another angle;
[0018] Description of Figure Numbers:
[0019] External machine housing 1; air inlet pipe 2; one-way air pump inlet valve 3; one-way air pump outlet valve 4; air pump diaphragm 5; first air inlet port 6; exhaust port 7; electromagnet 8; magnet 9; control circuit board 10; battery 11; upper housing 12; middle housing 13; lower housing 14.
[0020] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] The utility model provides a micro-diaphragm gas pump which can be applied to the air cooling and heat dissipation of small electronic products.
[0023] like Figures 1 to 4 As shown, a preferred embodiment of the micro diaphragm gas pump of the utility model includes an outer casing 1, an air pump casing arranged in the outer casing 1, an air inlet pipe 2, a one-way air pump inlet valve 3, a one-way air pump outlet valve 4, an air pump diaphragm 5 and an electromagnetic drive component.
[0024] Among them, a first air inlet 6 is provided at one end of the outer machine housing 1, and an exhaust port 7 is provided at the other end. The air pump diaphragm 5 divides the air pump housing into two cavities, wherein the cavity above the air pump diaphragm 5 is a closed cavity, and a second air inlet and an air outlet connected to the closed cavity are provided on the top of the air pump housing. The air inlet pipe 2 connects the first air inlet 6 and the second air inlet, a one-way air pump inlet valve 3 is provided at the first air inlet 6, and a one-way air pump outlet valve 4 is provided at the air outlet, and the electromagnetic drive component is arranged in the cavity below the air pump diaphragm 5, for driving the air pump diaphragm 5 to move up and down.
[0025] When the electromagnetic drive component drives the air pump diaphragm 5 to move downward, the one-way air pump outlet valve 4 is closed, and the one-way air pump inlet valve 3 is opened to let air in; when the electromagnetic drive component drives the air pump diaphragm 5 to move upward, the one-way air pump inlet valve 3 is closed, and the one-way air pump outlet valve 4 is opened, and the exhaust port 7 exhausts air outward, thereby taking away the heat in the external machine housing 1, achieving air cooling and heat dissipation.
[0026] Furthermore, in this embodiment, the electromagnetic drive assembly includes an electromagnet 8, a magnet 9, a control circuit board 10 and a battery.
[0027] The electromagnet 8 is a ring-shaped structure, the magnet 9 is arranged at the center position of the electromagnet 8, the battery is arranged on the control circuit board 10, the electromagnet 8 is electrically connected to the control circuit board 10, and the battery is used to power the electromagnet 8; the electromagnet 8 cooperates with the magnet 9 to receive the positive and negative square waveforms and then moves up and down to drive the air pump diaphragm 5 to move up and down.
[0028] Specifically, when the magnet 9 moves downward, the one-way air pump outlet valve 4 is closed, the one-way air pump inlet valve 3 is opened, and the air pump takes in air; when the magnet 9 moves upward, the one-way air pump outlet valve 4 is closed, the one-way air pump inlet valve 3 is opened, the air pump supplies air to the machine, and the machine exhausts air to the outside through the exhaust port 7.
[0029] In this embodiment, the battery provides a 3V supply voltage.
[0030] In this embodiment, the circuit part can be driven by a single chip microcomputer and can work by providing a 3V voltage, and the gas inlet and outlet can be controlled by software programming.
[0031] This embodiment is a complete ventilation and heat dissipation system with a small size, which can be applied to the heat dissipation of various small electronic products and ventilation in narrow locations.
[0032] Furthermore, in this embodiment, the air pump housing includes an upper housing 12 , a middle housing 13 and a lower housing 14 which are sequentially arranged from top to bottom, and the air pump diaphragm 5 is arranged on the top of the middle housing 13 .
[0033] The beneficial effects of the utility model micro diaphragm gas pump are:
[0034] The utility model is a complete ventilation and heat dissipation system. Through the above technical scheme, an electromagnetic drive component is used to drive the air pump diaphragm to move up and down, thereby exhausting air outwards through the exhaust port, realizing internal and external gas exchange, and taking away the heat in the external machine housing to achieve air cooling and heat dissipation. It is small in size and can be suitable for heat dissipation of various small electronic products and ventilation in narrow locations.
[0035] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the concept of the utility model, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.
Claims
1. A micro diaphragm gas pump, characterized in that: It includes an outer casing, an air pump casing, an air inlet pipe, a one-way air pump inlet valve, a one-way air pump outlet valve, an air pump diaphragm and an electromagnetic drive assembly arranged in the outer casing; A first air inlet is provided at one end of the outer housing, and an exhaust port is provided at the other end; the air pump diaphragm divides the air pump housing into two cavities, wherein the cavity above the air pump diaphragm is a closed cavity; a second air inlet and an air outlet communicating with the closed cavity are provided at the top of the air pump housing; the air inlet pipe communicates with the first air inlet and the second air inlet; a one-way air pump inlet valve is provided at the first air inlet, and a one-way air pump outlet valve is provided at the air outlet; the electromagnetic drive assembly is provided in the cavity below the air pump diaphragm, and is used to drive the air pump diaphragm to move up and down; When the electromagnetic drive component drives the air pump diaphragm to move downward, the one-way air pump outlet valve is closed, the one-way air pump inlet valve is opened, and air is taken in; when the electromagnetic drive component drives the air pump diaphragm to move upward, the one-way air pump inlet valve is closed, the one-way air pump outlet valve is opened, and the exhaust port exhausts air outward.
2. The micro-diaphragm gas pump according to claim 1, characterized in that: The electromagnetic drive assembly includes an electromagnet, a magnet, a control circuit board and a battery. The electromagnet is a ring-shaped structure. The magnet is arranged at the center of the electromagnet. The battery is arranged on the control circuit board. The electromagnet is electrically connected to the control circuit board. The battery is used to power the electromagnet. The electromagnet cooperates with the magnet to receive positive and negative square waveforms and then moves up and down to drive the air pump diaphragm to move up and down.
3. The micro-diaphragm gas pump according to claim 2, characterized in that: The battery provides a 3V supply voltage.
4. The micro-diaphragm gas pump according to claim 1, characterized in that: The air pump housing comprises an upper housing, a middle housing and a lower housing which are arranged in sequence from top to bottom, and the air pump diaphragm is arranged on the top of the middle housing.