Heat dissipation device
By designing a combination of heat dissipation fins, cooling chambers, and buffer springs on the aircraft, along with sealing components, the problem of poor stability of the heat dissipation device on the aircraft was solved, achieving a highly efficient and stable heat dissipation effect.
Patent Information
- Application Number
- CN202423198860.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-24
- Publication Date
- 2025-12-05
- Estimated Expiration
- 2034-12-24
AI Technical Summary
Existing heat dissipation devices have poor stability when used on aircraft. Traditional air cooling methods cannot be used in confined spaces and the movement of the aircraft affects stability.
It adopts a combination design of heat dissipation fins, cooling cavity, buffer spring and phase change coolant, combined with sealing components to improve heat dissipation efficiency and stability. The buffer spring reduces the effect of inertial force, and the sealing components prevent coolant leakage.
It achieves efficient heat dissipation in a limited space, improves the stability and safety of the heat dissipation device, and adapts to the aircraft's motion environment.
Smart Images
Figure CN223639571U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electronic component heat dissipation technical field especially, relate to a heat dissipation device. BACKGROUND
[0002] With the continuous development of aircraft technology, the integration of electronic components is higher and higher, and the power density rises sharply, generating a large amount of heat during flight. If not timely and effective heat dissipation, the performance of electronic components will decline, and even malfunction, endangering flight safety.
[0003] Due to the limited space of the aircraft, the traditional air cooling method cannot be used in the small and closed space, and due to the overspeed, emergency stop and other situations of the aircraft in flight, the stability of the heat dissipation device is required.
[0004] In the prior art, the traditional heat dissipation device cannot be applied to the small space such as aircraft, and the movement of the aircraft will affect the stability of the heat dissipation device. UTILITY MODEL CONTENT
[0005] In view of the analysis, the utility model aims to provide a heat dissipation device to solve the technical problem of poor stability of the heat dissipation device in the prior art.
[0006] The purpose of the utility model is mainly realized through the following technical schemes:
[0007] A heat dissipation device, comprising a shell, a heat dissipation fin plate, a cooling cavity, a buffer spring and a coolant, the heat dissipation fin plate is arranged on the shell, and the coolant is arranged in the shell;
[0008] The cooling cavity is arranged in the interior of the shell, the cooling cavity is connected with the shell through the buffer spring, a liquid injection hole is arranged on the shell, and the liquid injection hole is connected with the cooling cavity through a pipeline;
[0009] It further comprises a plugging piece, the plugging piece is connected with the liquid injection hole and is used for sealing the liquid injection hole, the plugging piece comprises a lock disc, and the lock disc is used for fixing the connection of the plugging piece and the liquid injection hole.
[0010] Further, the coolant is a phase change coolant.
[0011] Further, a sealing layer is further arranged on the shell, and the sealing layer is arranged on the inner wall of the shell.
[0012] Further, the connecting pipeline between the liquid injection hole and the cooling cavity penetrates the sealing layer, and a sealing ring is arranged at the position where the sealing layer contacts the pipeline.
[0013] Further, the liquid injection hole is arranged as a stepped hole structure.
[0014] Further, a ball lock and a spring are arranged on the lock disc, and the ball lock is connected with the lock disc through the spring.
[0015] Further, the spring supports the ball lock to protrude from the lock disc.
[0016] Further, a ball hole is arranged on the liquid injection hole, and the ball hole is matched with the ball lock, and the ball lock entering the ball hole can fix the connection between the sealing piece and the liquid injection hole.
[0017] Further, the sealing piece further comprises a plug matched with the liquid injection hole, and the plug is used for sealing the liquid injection hole.
[0018] Further, a sealing ring is arranged on the plug.
[0019] Compared with the prior art, the utility model at least can realize following beneficial effect one:
[0020] (1) the heat dissipation device of the utility model, the coolant arranged in the shell is used for heat dissipation to electronic element, compact structure, small volume can use and limited space heat dissipation, through setting up the heat dissipation fin board can increase the heat dissipation area, improve the heat dissipation efficiency.
[0021] (2) the heat dissipation device of the utility model, the buffer spring connects the cooling cavity and the shell, when the aircraft motion process occurs sudden change of speed, through the buffer spring produces the force opposite to the inertial force of the cooling cavity, thereby reducing the influence of aircraft motion to the cooling cavity, improves the stability of the heat dissipation device, makes the heat dissipation device can adapt to the motion environment of aircraft.
[0022] (3) through setting up the sealing piece can prevent the coolant from leaking from the liquid injection hole, and the sealing piece comprises a lock disc, and the lock disc can fix the connection between the sealing piece and the liquid injection hole.
[0023] In the utility model, the above-mentioned technical schemes can be combined with each other to realize more preferred combination schemes. Other features and advantages of the utility model will be described in the following content, and some advantages can become apparent from the description or be understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained through the content specially pointed out in the text and the drawings. BRIEF DESCRIPTION OF DRAWINGS
[0024] The accompanying drawings are for illustrative purposes only and are not intended to limit the scope of the invention. Throughout the drawings, the same reference numerals denote the same parts.
[0025] Figure 1 This is a schematic diagram of the overall structure of the heat dissipation device of this utility model;
[0026] Figure 2 This is a schematic diagram of the internal structure of the heat dissipation device of this utility model;
[0027] Figure 3 This is a schematic diagram of the sealing component of this utility model;
[0028] Figure 4 This is a cross-sectional view of the lock disc of this utility model;
[0029] Figure 5 This is a schematic diagram of the injection hole structure of this utility model.
[0030] Figure label:
[0031] 1-Outer shell; 11-Injection hole; 111-Ball hole; 12-Sealing layer; 2-Heat dissipation fins; 3-Cooling cavity; 4-Buffer spring; 5-Sealing component; 51-Locking disc; 511-Ball lock; 52-Plug; 521-Sealing ring. Detailed Implementation
[0032] The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings, which constitute a part of this application and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not intended to limit the scope of the present invention.
[0033] A specific embodiment of this utility model discloses a heat dissipation device, such as... Figure 1 As shown, it includes a housing 1, heat dissipation fins 2, and coolant. The heat dissipation fins 2 are disposed on the housing 1 to increase the heat dissipation area and improve the heat dissipation efficiency. The coolant is disposed inside the housing 1.
[0034] like Figure 2 As shown, the heat dissipation device also includes a cooling cavity 3 and a buffer spring 4. The cooling cavity 3 is disposed inside the outer casing 1, and the cooling cavity 3 is connected to the outer casing 1 by the buffer spring 4. A liquid injection hole 11 is provided on the outer casing 1, and the liquid injection hole 11 is connected to the cooling cavity 3 by a pipeline, so that coolant can enter the cooling cavity 3 from the liquid injection hole 11 to cool the electronic components.
[0035] Preferably, a phase change coolant is used as the coolant, which dissipates heat from electronic components by absorbing heat and undergoing a phase change.
[0036] When the speed of the aircraft changes suddenly, the buffering spring 4 generates a force opposite to the inertial force of the cooling cavity 3, thereby reducing the influence of the movement of the aircraft on the cooling cavity 3, improving the stability of the cooling cavity 3, and enabling the heat dissipation device to adapt to the movement environment of the aircraft.
[0037] Further, the shell 1 is further provided with a sealing layer 12, which is arranged on the inner wall of the shell 1 and is used to prevent the leakage of the coolant from the shell 1, thereby preventing the damage of the electronic components. The connecting pipeline between the liquid injection hole 11 and the cooling cavity 3 penetrates the sealing layer 12, and a sealing ring is arranged at the position where the sealing layer 12 contacts the pipeline, thereby preventing the liquid from escaping from the gap between the sealing layer 12 and the pipeline.
[0038] Preferably, the shell 1 is made of metal material, thereby having better heat conduction effect and being capable of timely transferring the heat of the electronic components to the cooling cavity 3.
[0039] Preferably, the liquid injection hole 11 is arranged in a stepped hole structure, thereby facilitating the entry of the coolant into the cooling cavity 3 through the liquid injection hole 11.
[0040] Further, as shown in Figure 3 , the heat dissipation device further comprises a plugging member 5, the plugging member 5 is shaped to cooperate with the liquid injection hole 11, the plugging member 5 can enter the liquid injection hole 11, and is used to seal the liquid injection hole 11 and prevent the leakage of the coolant from the liquid injection hole 11.
[0041] The plugging member 5 comprises a lock disc 51 and a plug 52, the lock disc 51 is connected with the plug 52, the lock disc 51 is connected with the liquid injection hole 11 and is used to fix the connection between the plugging member 5 and the liquid injection hole 11, and the plug 52 cooperates with the liquid injection hole 11 and is used to plug the liquid injection hole 11 and prevent the leakage of the coolant.
[0042] Preferably, a sealing ring 521 is arranged on the plug 52, thereby preventing the leakage of the coolant.
[0043] As shown in Figure 4 , a ball lock 511 and a spring 512 are arranged on the lock disc 51, the ball lock 511 is connected with the lock disc 51 through the spring 512, and the spring 512 supports the ball lock 511 to protrude from the lock disc 51.
[0044] As shown in Figure 5 , a ball hole 111 is arranged on the liquid injection hole 11, the ball hole 111 cooperates with the ball lock 511, and the ball lock 511 enters the ball hole 111 to fix the connection between the plugging member 5 and the liquid injection hole 11, thereby preventing the impact of the coolant on the plugging member 5 due to the inertial force and the like, causing the displacement of the plugging member 5, and causing the existence of a gap between the plugging member 5 and the liquid injection hole 11, thereby causing the leakage of the coolant. The arrangement of the lock disc 51 improves the stability of the connection between the plugging member 5 and the liquid injection hole 11, thereby increasing the safety and stability of the heat dissipation device.
[0045] When the electronic element is cooled by the heat dissipation device, the coolant is injected into the cooling cavity 3 through the injection hole 11, the injection hole 11 is sealed by the sealing member 5, when the lock disc 51 contacts with the injection hole 11, the hole wall of the injection hole 11 extrudes the ball lock 511, and the spring 512 is compressed; when the lock disc 51 moves to the position corresponding to the ball hole 111, the ball lock 511 resets into the ball hole 111, so that the connection of the sealing member 5 and the injection hole 11 is fastened.
[0046] Compared with the prior art, the heat dissipation device of the utility model, the coolant arranged in the shell 1 is used to cool the electronic element, the structure is compact, the volume is small, and the heat dissipation in limited space can be used. The heat dissipation fin plate 2 is arranged to increase the heat dissipation area and improve the heat dissipation efficiency. The buffer spring 4 connects the cooling cavity 3 and the shell 1, when the speed of the aircraft changes suddenly during the movement, the buffer spring 4 generates the force opposite to the inertial force of the cooling cavity 3, thereby reducing the influence of the aircraft movement on the cooling cavity 3, improving the stability of the cooling cavity 3, and making the heat dissipation device adapt to the movement environment of the aircraft. The sealing member is arranged to prevent the coolant from leaking from the injection hole 11, and the sealing member 5 comprises the lock disc 51, and the lock disc 51 can fix the connection of the sealing member 5 and the injection hole 11. The coolant is prevented from impacting the sealing member 5 and affecting the stability of the connection of the sealing member 5 and the injection hole 11, and the safety and stability of the heat dissipation device are improved.
[0047] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can easily think of the changes or replacements within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.
Claims
1. A heat dissipating device, characterized by, The application relates to a cooling device, which comprises a shell (1), heat dissipation fins (2), a cooling cavity (3), buffer springs (4) and a cooling agent, wherein the heat dissipation fins (2) are arranged on the shell (1), and the cooling agent is arranged in the shell (1). The cooling cavity (3) is arranged in the shell (1), and the cooling cavity (3) is connected with the shell (1) through the buffer springs (4); a liquid injection hole (11) is arranged on the shell (1), and the liquid injection hole (11) is connected with the cooling cavity (3) through a pipeline. The cooling device further comprises a sealing member (5) connected with the liquid injection hole (11) and used for sealing the liquid injection hole (11); the sealing member (5) comprises a lock disc (51) used for fixing the connection between the sealing member (5) and the liquid injection hole (11).
2. The heat dissipating device according to claim 1, wherein The cooling agent is a phase change cooling agent.
3. The heat dissipating device of claim 1, wherein A sealing layer (12) is further arranged on the shell (1) and arranged on the inner wall of the shell (1).
4. The heat dissipating device according to claim 3, wherein The connecting pipeline between the liquid injection hole (11) and the cooling cavity (3) penetrates the sealing layer (12), and a sealing ring is arranged at the position where the sealing layer (12) is in contact with the pipeline.
5. The heat dissipating device of claim 1, wherein The liquid injection hole (11) is arranged in a stepped hole structure.
6. The heat dissipating device according to claim 5, wherein A ball lock (511) and a spring (512) are arranged on the lock disc (51), and the ball lock (511) is connected with the lock disc (51) through the spring (512).
7. The heat dissipating device according to claim 6, wherein The spring (512) supports the ball lock (511) to protrude from the lock disc (51).
8. The heat dissipating device according to claim 7, wherein A ball hole (111) is arranged on the liquid injection hole (11), the ball hole (111) is matched with the ball lock (511), and the ball lock (511) entering the ball hole (111) can fix the connection between the sealing member (5) and the liquid injection hole (11).
9. The heat dissipating device according to any one of claims 1 to 8, wherein The sealing member (5) further comprises a plug (52) matched with the liquid injection hole (11) and used for sealing the liquid injection hole (11).
10. The heat dissipating device of claim 9, wherein A sealing ring (521) is arranged on the plug (52).