Radiator fastener with ejection function

Abstract

The utility model discloses a radiator fastener with an ejection function, which comprises a first locking device and a second locking device which are matched and fixed at two ends of a radiator, the first locking device comprises a first base, a first ejector pin which is arranged on the first base in a floating mode and used for ejecting one end of the radiator, and a movable limiting block which is arranged on the side of the first ejector pin and can movably abut against the radiator for fixing. The key is arranged on the first base and used for pushing the movable limiting block to be separated from limiting the radiator; and the elastic piece is used for pushing the movable limiting block to keep limiting the radiator. The elastic piece is adopted to push the movable limiting block to swing to clamp and limit one end of the radiator, the movable limiting block is pushed through the key to break away from limiting of the radiator, and one end of the radiator is jacked up through the first ejector pin, so that disassembly of the radiator is facilitated; and one end of the radiator can be quickly buckled through the elastic telescopic movable limiting block, so that the mounting and dismounting of the radiator are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to computer hardware technical field especially a radiator fastener of ejection function. BACKGROUND

[0002] In computer hardware system, the mainboard as the core platform connecting various components, its heat dissipation problem is crucial. Various chips on the mainboard, such as CPU, chip set and power module (MOS tube) etc. will produce heat in the computer running process. Especially CPU, as the operation core of computer, its performance is continuously improved with the increase of power consumption, and the heat is more obvious. If not effectively dissipate heat, these components on the mainboard will be overheated and appear performance decline, stability deterioration and even damage, which seriously affects the overall performance and service life of computer.

[0003] In order to solve the problem of mainboard heat dissipation, the radiator for different components emerges as the times require. The early radiator is relatively simple, and gradually diversifies and complicates with the development of technology. Taking CPU radiator as an example, it develops from simple aluminum heat sink to air-cooled radiator equipped with high-performance fan, and further appears water-cooled radiator with higher heat dissipation efficiency, and even liquid nitrogen cooling and other special cooling methods in some extreme overclocking application scenarios. Chip set radiator also gradually improves from simple small heat sink to module with higher heat dissipation efficiency and more reasonable design to meet the growing heat dissipation demand of chip set. The power module radiator is also evolving to ensure that CPU and other components can provide stable power supply while keeping itself within a safe temperature range.

[0004] However, most of the radiators on the market are fixed on the mainboard by screws, which makes it inconvenient to disassemble and assemble. For example: Chinese patent authorization announcement number CN205229944U, the patent fixes the support plate through multiple fastening screws, and needs to operate multiple fastening screws during installation and disassembly, which leads to low efficiency. When the case space is compact, it is easy to be affected by other hardware on the mainboard, which makes it more inconvenient to disassemble and assemble the radiator.

[0005] Therefore, the present application provides the following technical scheme. SUMMARY

[0006] The utility model discloses a radiator fastener of ejection function, which overcomes the shortcomings of the prior art and provides a radiator fastener with ejection function.

[0007] In order to solve the above technical problems, the utility model discloses the following technical scheme: A radiator buckle with ejection function, comprising: a first locking device and a second locking device matched with fixing both ends of the radiator, the first locking device comprises a first base, a first ejector pin floatingly arranged on the first base and used for ejecting one end of the radiator, a movable limiting block arranged on the side of the first ejector pin and capable of moving to press against the radiator for fixing, a button arranged on the first base and used for pushing the movable limiting block to disengage from limiting the radiator, and an elastic member used for pushing the movable limiting block to keep limiting the radiator.

[0008] Further, in the above technical scheme, the first base is provided with a support platform for supporting one end of the radiator, wherein the first ejector pin is floatingly mounted on the support platform, and the support platform is provided with a first compression spring for ejecting the first ejector pin upward.

[0009] Further, in the above technical scheme, the movable limiting block is hingedly mounted on the first base, one end of the movable limiting block is provided with a clamping portion capable of swinging to the radiator for limiting, and the upper end surface of the clamping portion is inclined.

[0010] Further, in the above technical scheme, the elastic member is a torsion spring, the torsion spring is in contact with the movable limiting block and pushes the clamping portion of the movable limiting block to swing to the radiator, and the first base is provided with a first positioning column arranged on the side of the movable limiting block and used for mounting the torsion spring.

[0011] Further, in the above technical scheme, the button is mounted in the first base in a floating and telescopic manner, and the movable limiting block is provided with a first curved surface for contacting the button.

[0012] Further, in the above technical scheme, the button is located above the first curved surface, and the bottom of the button is provided with a second curved surface matched with the first curved surface.

[0013] Further, in the above technical scheme, the first base is provided with a cover arranged on the movable limiting block, the button and the elastic member, and the cover is provided with a first through hole and a second through hole for the button and the movable limiting block to extend out, respectively.

[0014] Further, in the above technical scheme, the first base is provided with a second compression spring for ejecting the button, and the bottom of the button is provided with a second positioning column for positioning the second compression spring.

[0015] Further, in the technical scheme, the second locking device comprises a second base for positioning the other end of the radiator, a second ejector floatingly arranged on the second base and used for ejecting the radiator, and a third compression spring arranged in the second base and used for ejecting the second ejector.

[0016] Further, in the technical scheme, the positioning slot is horizontally directed to the first locking device, the second ejector is arranged in two, and the second ejectors are arranged in front of the positioning slot.

[0017] After the technical scheme is used, the utility model has the advantages that: in the utility model, the elastic member is used to push the movable limiting block to swing and clamp and position one end of the radiator, the movable limiting block is pushed by the button to be separated from the limiting of the radiator, and the first ejector is used to eject one end of the radiator, so that the radiator is conveniently disassembled, the movable limiting block is elastically stretched and contracted to quickly clamp and position one end of the radiator, and the installation and disassembly of the radiator are greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a perspective view of the utility model;

[0019] Figure 2 is an installation schematic view of the utility model;

[0020] Figure 3 is an exploded view of the first locking device in the utility model; Figure 1

[0021] Figure 4 is an exploded view of the first locking device in the utility model; Figure 2

[0022] Figure 5 is a perspective view of the second locking device in the utility model;

[0023] Figure 6 is an exploded view of the second locking device in the utility model. DETAILED DESCRIPTION

[0024] The utility model is further explained in connection with specific embodiments and drawings.

[0025] See Figures 1 to 6 ​​As shown, it is a radiator buckle with ejection function, comprising first locking device 2 and second locking device 3 matched with fixing both ends of radiator 1, first locking device 2 comprises first base 21, first ejector pin 22 floatingly arranged on first base 21 and used for ejecting one end of radiator 1, movable limiting block 23 arranged beside first ejector pin 22 and capable of moving to press against radiator 1 for fixing, button 24 arranged on first base 21 and used for pushing movable limiting block 23 to disengage from limiting radiator 1, and elastic member 25 used for pushing movable limiting block 23 to keep limiting radiator 31. The elastic member 25 is used for pushing movable limiting block 23 to swing and limit one end of radiator 1, and the button 24 is used for pushing movable limiting block 23 to disengage from limiting radiator 1, and the first ejector pin 22 is used for ejecting one end of radiator 1, thereby facilitating the disassembly of radiator 1, and the movable limiting block 23 capable of elastic expansion can realize the quick buckling of one end of radiator 1, thereby greatly improving the installation and disassembly of radiator 1.

[0026] The first base 21 is provided with a support table part 211 for supporting one end of the radiator 1, wherein the first ejector pin 22 is floatingly mounted on the support table part 211, and the support table part 211 is provided with a first compression spring 26 for ejecting the first ejector pin 22 upward. When installed, one end of the radiator 1 is pressed against the support table part 211, pushing the first ejector pin 22 to compress the first compression spring 26, and after the movable limiting block 23 swings to the clamping position of the radiator 1, the radiator 1 is fixed. When disassembled, after the movable limiting block 23 disengages from the limiting of the radiator 1, the first compression spring 26 generates a reset pushing force to push the first ejector pin 22 to eject the radiator 1, so that one end of the radiator 1 is lifted, thereby facilitating the disassembly of the radiator 1.

[0027] The movable limiting block 23 is hingedly mounted on the first base 21, one end of the movable limiting block 23 is provided with a clamping part 231 capable of swinging to the limiting position of the radiator 1, and the upper end surface of the clamping part 231 is inclined. The clamping part 231 of the movable limiting block 23 is arranged as an inclined wedge, when one end of the radiator 1 is pressed against the support table part 211, the bottom of the radiator 1 contacts the clamping part 231 to push the movable limiting block 23 back, when the clamping groove of the radiator 1 moves below the clamping part 231, under the action of the elastic member 25, the clamping part 231 moves to the clamping groove of the radiator 1 to clamp and limit the radiator 1, thereby realizing the quick installation of the end of the radiator 1.

[0028] The elastic member 25 is a torsion spring, which contacts the clamping part 231 of the movable limiting block 23 and pushes the clamping part 231 to swing to the radiator 1; the first base 21 is provided with a first positioning column 212 beside the movable limiting block 23 and used for mounting the torsion spring.

[0029] The key 24 is installed in the first base 21 in a floating telescopic mode, and the movable limiting block 23 is provided with a first curved surface 232 for contacting the key 24. The key 24 is located above the first curved surface 232, and the bottom of the key 24 is provided with a second curved surface 241 for matching contact with the first curved surface 232. By setting the contact surface between the movable limiting block 23 and the key 24 as the first curved surface 232 and the second curved surface 241, the contact force surface of the key 24 and the movable limiting block 23 can be maximized when the key 24 pushes the movable limiting block 23 to swing, and therefore, the shapes of the first curved surface 232 and the second curved surface 241 are close to the tooth-shaped curved surface, so as to reduce the abrasion between the key 24 and the movable limiting block 23 to the maximum extent.

[0030] The first base 21 is provided with a cover 27 covering the movable limiting block 23, the key 24 and the elastic member 25, and the cover 27 is provided with a first through hole 271 and a second through hole 272 for respectively allowing the key 24 and the movable limiting block 23 to protrude.

[0031] The first base 21 is provided with a second compression spring 28 for lifting the key 24, and the bottom of the key 24 is provided with a second positioning column 242 for positioning the second compression spring 28.

[0032] The second locking device 3 comprises a second base 31 for positioning the other end of the radiator 1, a second ejector pin 32 floatingly arranged on the second base 31 and used for lifting the radiator 1, and a third compression spring 33 arranged in the second base 31 and used for ejecting the second ejector pin 32, wherein the second base 31 is provided with a positioning slot 331 for inserting and positioning the other end of the radiator 1.

[0033] The positioning slot 331 horizontally faces the first locking device 2, the second ejector pin 32 is arranged in parallel with two second ejector pins 32, and the second ejector pins 32 are located in front of the positioning slot 331.

[0034] In summary, during installation, one end of the radiator 1 is inserted into the positioning slot 331 of the second locking device 3 in an inclined mode, and then the radiator 1 is swung horizontally. After the radiator 1 presses the second ejector pin 32 and the first ejector pin 22, the other end of the radiator 1 is pressed against the supporting table part 211 of the first locking device 2, and after the radiator 1 contacts the clamping part 231 of the movable limiting block 23, the clamping part 231 is retreated into the cover 27, and under the action of the elastic member 25, the clamping part 231 is pushed to move above the radiator 1 to limit and clamp the radiator 1, so as to realize the installation of the radiator 1.

[0035] When disassembling the heat sink 1, only need to press the button 24, by the button 24 push the movable limit block 23 swing to release the clamping of the heat sink 1, and by the action of the first ejector pin 22 and the second ejector pin 32, the heat sink 1 is lifted and tilted, the heat sink 1 is tilted, and then the heat sink 1 is taken off from the second locking device 3.

[0036] Of course, the above only for the specific embodiments of the present application, not to limit the scope of the present application, any equivalent changes or modifications made in accordance with the application patent range described structure, features and principles, should be included in the application patent range.

Claims

1. A heat sink buckle with ejection function, comprising a first locking device (2) and a second locking device (3) for fixing both ends of a heat sink (1), characterized in that: the first locking device (2) comprises a first base (21), a first ejector pin (22) floatingly arranged on the first base (21) and used for ejecting one end of the heat sink (1), a movable limiting block (23) arranged beside the first ejector pin (22) and capable of moving to press against the heat sink (1) for fixation, a button (24) arranged on the first base (21) and used for pushing the movable limiting block (23) to disengage from the heat sink (1), and an elastic member (25) used for pushing the movable limiting block (23) to keep limiting the heat sink (1). The first base (21) is provided with a supporting table portion (211) for supporting one end of the heat sink (1), wherein the first ejector pin (22) is floatingly mounted on the supporting table portion (211), and the supporting table portion (211) is provided with a first compression spring (26) for ejecting the first ejector pin (22) upward.

2. The ejector function heat sink clamp of claim 1, wherein: The movable limiting block (23) is hingedly mounted on the first base (21), one end of the movable limiting block (23) is provided with a clamping portion (231) capable of swinging to limit the heat sink (1), and the upper end surface of the clamping portion (231) is inclined.

3. The ejector function heat sink clamp of claim 1, wherein: The elastic member (25) is a torsion spring which contacts the movable limiting block (23) and pushes the clamping portion (231) of the movable limiting block (23) to swing to the heat sink (1); the first base (21) is provided with a first positioning column (212) beside the movable limiting block (23) and used for mounting the torsion spring.

4. The ejector function heat sink clamp of claim 3, wherein: The button (24) is mounted in the first base (21) in a floating and telescopic manner, and the movable limiting block (23) is provided with a first curved surface (232) for contacting the button (24).

5. The ejector function heat sink clamp of claim 3, wherein: The button (24) is located above the first curved surface (232), and the bottom of the button (24) is provided with a second curved surface (241) matched with the first curved surface (232).

6. The ejector function heat sink clamp of claim 5, wherein: The first base (21) is provided with a cover (27) covering the movable limiting block (23), the button (24) and the elastic member (25), and the cover (27) is provided with a first through hole (271) and a second through hole (272) for the button (24) and the movable limiting block (23) to extend out, respectively.

7. The ejector function heat sink clamp of any one of claims 1-6, wherein: The first base (21) is provided with a second compression spring (28) for ejecting the button (24), and the bottom of the button (24) is provided with a second positioning column (242) for positioning the second compression spring (28).

8. The ejector function heat sink clamp of claim 7, wherein: The second locking device (3) comprises a second base (31) for positioning the other end of the heat sink (1), a second ejector pin (32) floatingly arranged on the second base (31) and used for ejecting the heat sink (1), and a third compression spring (33) arranged in the second base (31) and used for ejecting the second ejector pin (32), wherein the second base (31) is provided with a positioning notch (331) for the other end of the heat sink (1) to insert and position.

9. The ejector function heat sink clamp of claim 7, wherein: ​ 10. The ejector function heat sink clamp of claim 9, wherein: The positioning notch (331) is horizontally oriented to the first locking device (2), and the second thimble (32) is provided with two in parallel, and the second thimble (32) is spaced in front of the positioning notch (331).

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