Replaceable fan blade structure of host case heat dissipation assembly

Abstract

The utility model relates to the related technical field of case heat dissipation assemblies, and discloses a replaceable fan blade structure of a host case heat dissipation assembly, which comprises fan blades and a dismounting assembly, the dismounting assembly comprises a base, a spring rod I is fixed at the center of the upper surface of the base, and a pressing wheel disc is fixed at the telescopic end of the spring rod I; a first pressing piece is fixed to the center of the end, away from the first spring rod, of the pressing wheel disc. By means of the dismounting assembly, when fan blades are used for a long time, reach the normal scrap life and need to be replaced, the first pressing piece is pressed, so that the pressing wheel disc is driven to move downwards, when the pressing wheel disc moves downwards, the connecting piece is pressed to move downwards, and finally the first clamping piece is separated from the second clamping piece; the problem that in an existing scheme, most fans are fixed through a plurality of sets of bolts, and dismounting is extremely tedious is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related technical field of case heat dissipation assembly, concretely to a host case heat dissipation assembly replaceable fan blade structure. BACKGROUND

[0002] The host case heat dissipation assembly is the key part of guaranteeing the stable operation of computer. It mainly contains the case fan and radiator, and the case fan is fixed to the central shaft by bolt, and the air in the case is accelerated to flow by the rapid rotation of the case fan, a cold air channel is formed, the heat is rapidly taken out of the case, the hardware temperature can be effectively reduced, the performance reduction and hardware damage caused by overheating are avoided, and the computer can also maintain good state under high intensity operation.

[0003] Most of the existing case fans are fixed to the central shaft by bolt, and two groups or more than two groups of bolts are needed to stably fix the fan blade due to the single bolt, and the fan blade needs to be installed multiple, which makes the installation and disassembly very cumbersome, and the case fan is also integrally arranged. Although the scheme is convenient when installing, once the single fan blade is damaged, the whole needs to be replaced, which will cause unnecessary waste. UTILITY MODEL CONTENT

[0004] In view of the deficiency of prior art, the utility model provides a host case heat dissipation assembly replaceable fan blade structure, and the utility model solves the problem that the fan is mostly fixed by multiple groups of bolts in the prior art scheme and is extremely cumbersome to disassemble.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A host case heat dissipation assembly replaceable fan blade structure, comprising a fan blade and a dismounting assembly, the dismounting assembly comprising a base, a spring rod one is fixed at the center of the upper surface of the base, a pressing wheel disc is fixed at the telescopic end of the spring rod one, a pressing piece one is fixed at the center of the end of the pressing wheel disc away from the spring rod one, a spring rod two is also fixed on the upper surface of the base, a connecting piece is fixed at the telescopic end of the spring rod two, a pressing piece two is fixed at the end of the connecting piece away from the spring rod two, a clamping piece one is also fixed on the connecting piece, and a clamping piece two matched with the clamping piece one is arranged at one end of the fan blade.

[0007] Preferably, the pressing wheel disc and the connecting piece are attached.

[0008] Preferably, a fixing piece is arranged in the shell, the fixing piece is fixedly connected with the base through the support rod penetrating the pressing wheel disc, a spring rod three is fixed on the outer circumferential side of the fixing piece, and the telescopic end of the spring rod three is in extrusion contact with the clamping piece two.

[0009] The spring rod two, the connecting piece, the pressing piece two, the clamping piece one, the clamping piece two, the fan blade, the insertion slot and the spring rod three located on the same side form a group, and multiple groups are arranged in a circular array with the spring rod one as the center.

[0010] Preferably, the contact surfaces of the clamping piece one and the clamping piece two are arc surfaces.

[0011] Compared with the prior art, the utility model provides a host computer case heat dissipation assembly replaceable fan blade structure, has the following beneficial effects:

[0012] 1. The utility model discloses a dismounting assembly, when the fan blade reaches the normal scrap life and needs to be replaced after long -time use, press the pressing piece one, thereby drive the pressing wheel disc to move down, when the pressing wheel disc moves down, the connecting piece is pressed and makes it move down, and the connecting piece moves down finally makes the clamping piece one separate from the clamping piece two, at this moment, the fan blade will separate from the installation assembly, completes the dismounting, solves the problem that the fan is mostly fixed by multiple bolts in the prior art scheme and is extremely tedious to dismount.

[0013] 2. The utility model discloses a dismounting assembly, if single blade needs to be replaced if damaged, only need to press the pressing piece two beside the corresponding blade, will separately drive the blade connecting piece to move, make the clamping piece one and the clamping piece two separate, can realize the dismounting of single blade, solve the problem that single fan blade is inconvenient to replace alone in the above -mentioned scheme. DRAWINGS

[0014] Figure 1 It is the front view structural schematic diagram of the utility model whole;

[0015] Figure 2 It is the structure schematic diagram of the utility model shell internal part;

[0016] Figure 3 It is the structure schematic diagram of the utility model single blade and dismounting related part.

[0017] In the drawing:

[0018] 1, fan blade;2, dismounting assembly;21, base;22, spring rod one;221, pressing wheel disc;222, pressing piece one;23, spring rod two;231, connecting piece;232, pressing piece two;233, clamping piece one;24, clamping piece two;25, shell;26, insertion slot;27, fixed part;28, spring rod three. Specific implementation

[0019] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] As introduced in the background, the deficiencies in the prior art, in order to solve the above technical problems, the application provides a host case heat dissipation assembly replaceable fan blade structure.

[0021] Please refer to Figure 1 - Figure 3 A host case heat dissipation assembly replaceable fan blade structure, comprising a fan blade 1 and a dismounting assembly 2, the dismounting assembly 2 comprises a base 21, the upper surface of the base 21 is fixed with a spring rod one 22 in the center, the telescopic end of the spring rod one 22 is fixed with a pressing wheel disc 221, the center of the end of the pressing wheel disc 221 away from the spring rod one 22 is fixed with a pressing piece one 222, the upper surface of the base 21 is also fixed with a spring rod two 23, the telescopic end of the spring rod two 23 is fixed with a connecting piece 231, the end of the connecting piece 231 away from the spring rod two 23 is fixed with a pressing piece two 232, the connecting piece 231 is also fixed with a clamping piece one 233, one end of the fan blade 1 is also provided with a clamping piece two 24 matched with the clamping piece one 233;The upper side of the base 21 is also provided with a shell 25, and the shell 25 is also provided with an insertion slot 26 matched with the clamping piece two 24.

[0022] When the fan blade 1 is used for a long time to reach the normal scrap life and needs to be replaced, press the pressing piece one 222, thereby driving the pressing wheel disc 221 to move downward, the pressing wheel disc 221 will press the connecting piece 231 to move downward when moving downward, the connecting piece 231 moves downward finally to make the clamping piece one 233 separate from the clamping piece two 24, at this time the fan blade 1 will separate from the dismounting assembly 2, complete dismounting, if a single blade is damaged and needs to be replaced, only the pressing piece two 232 beside the corresponding blade is pressed, the blade connecting piece 231 will be driven to move alone, so that the clamping piece one 233 and the clamping piece two 24 are separated, and the single blade can be dismounted.

[0023] Further, the pressing wheel disc 221 and the connecting piece 231 are attached, the pressing piece one 222 is pressed when dismounting, driving the pressing wheel disc 221 to move downward, the pressing wheel disc 221 drives multiple connecting pieces 231 to move downward, finally making the clamping piece one 233 and the clamping piece two 24 separate, realizing complete dismounting.

[0024] Further, the housing 25 is also provided with a fixing member 27, the fixing member 27 is fixedly connected with the base 21 through the support rod penetrating the pressing wheel disc 221, the outer circumferential side of the fixing member 27 is fixedly provided with a spring rod three 28, the telescopic end of the spring rod three 28 is in extrusion contact with the clamping member two 24.

[0025] The spring rod three 28 mainly makes the fan blades automatically pop out when the whole fan blades are replaced, of course, the elasticity of the spring rod three 28 is not very large, only the fan blades 1 can be automatically separated from the insertion slot 26.

[0026] Further, the spring rod two 23, the connecting member 231, the pressing member two 232, the clamping member one 233, the clamping member two 24, the fan blade 1, the insertion slot 26 and the spring rod three 28 located on the same side form a group, a plurality of groups are arranged in a ring array centering on the spring rod one 22, and the plurality of fan blades 1 can improve the heat dissipation performance, and the plurality of fixing parts are used for connecting the plurality of blades.

[0027] Further, the contact surface of the clamping member one 233 and the clamping member two 24 is an arc surface, so that the fan blade 1 can be fixed when directly inserted into the insertion slot 26 during disassembly, thereby greatly improving the convenience of disassembly.

[0028] Working principle: when the fan blade 1 reaches the normal scrap life after long-term use and needs to be replaced, the pressing member one 222 is pressed, thereby driving the pressing wheel disc 221 to move downward, the pressing wheel disc 221 moves downward and presses the connecting member 231 to move downward, the connecting member 231 moves downward and finally makes the clamping member one 233 separate from the clamping member two 24, at this time, the fan blade 1 is separated from the disassembly assembly 2, and the disassembly is completed, if a single blade needs to be replaced due to damage, only the pressing member two 232 beside the corresponding blade needs to be pressed, thereby driving the blade connecting member 231 to move, making the clamping member one 233 and the clamping member two 24 separate, so that the single blade can be disassembled, at the same time, the contact surface of the clamping member one 233 and the clamping member two 24 is an arc surface, so that the fan blade 1 can be fixed when directly inserted into the insertion slot 26 during disassembly, thereby greatly improving the convenience of disassembly.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A replaceable fan blade structure for a host chassis heat dissipation assembly, characterized in that: The utility model provides fan blade (1) and dismounting assembly (2), the dismounting assembly (2) includes base (21), the spring rod one (22) is fixed in the upper surface center of base (21), the press wheel disc (221) is fixed in the telescopic end of spring rod one (22), the press piece one (222) is fixed in the center of press wheel disc (221) away from spring rod one (22) one end, the spring rod two (23) is also fixed on the upper surface of base (21), the connecting piece (231) is fixed in the telescopic end of spring rod two (23), the press piece two (232) is fixed in the connecting piece (231) away from spring rod two (23) one end, the clamping piece one (233) is also fixed on the connecting piece (231), one end of fan blade (1) is also provided with the clamping piece two (24) with clamping piece one (233) is adapted, The shell (25) is also provided above the base (21), and the shell (25) is also provided with an insertion slot (26) on the side surface, which is adapted to the clamping piece two (24).

2. The replaceable fan structure of a host chassis heat dissipation assembly according to claim 1, wherein: The press wheel disc (221) and the connecting piece (231) are fitted.

3. The replaceable fan blade structure of a host chassis heat dissipation assembly of claim 1, wherein: The shell (25) is also provided with a fixing piece (27), and the fixing piece (27) is fixedly connected with the base (21) through a support rod penetrating through the press wheel disc (221), the fixing piece (27) is provided with a spring rod three (28) on the outer circumferential side, and the telescopic end of the spring rod three (28) is in extrusion contact with the clamping piece two (24).

4. The replaceable fan blade structure of a host chassis heat dissipation assembly of claim 3, wherein: The spring rod two (23), the connecting piece (231), the press piece two (232), the clamping piece one (233), the clamping piece two (24), the fan blade (1), the insertion slot (26) and the spring rod three (28) located on the same side form a group, and a plurality of groups are arranged in a circular array around the spring rod one (22).

5. The replaceable fan structure of a host chassis heat dissipation assembly of claim 1, wherein: The contact surface of the clamping piece one (233) and the clamping piece two (24) is an arc surface.

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