CN218100146U - Cooling fan for main computer case - Google Patents

Abstract

The utility model discloses a computer mainframe heat dissipation fan belongs to heat dissipation fan field, a computer mainframe heat dissipation fan, including the installing frame, rotate on the installing frame and be connected with a plurality of removals damp strip, the lower surface that removes damp strip rotates and is connected with first connecting rod, and the one end of keeping away from on the first connecting rod and removing damp strip rotates and is connected with the second connecting rod, and second connecting rod sliding connection is on the installing frame, and the offside elastic sliding connection who lies in on the installing frame and remove damp strip has the installing strip, keeps away from the one end and the installing strip fixed connection of first connecting rod on the second connecting rod. The utility model discloses a remove the tide strip and become vertical state by the horizontality, a plurality of strips that remove the tide splice each other this moment and form a plane, remove the tide strip and adopt and can ventilate and not pass the moisture or can absorb the material preparation of moisture, remove the tide strip and set up in the air inlet end, and then can avoid outside humid air to get into computer machine case.

Description

Cooling fan for main computer case

technical field

The utility model relates to the technical field of heat dissipation fans, in particular to a heat dissipation fan for a main computer case.

Background technique

As a part of computer accessories, the chassis plays a main role in placing and fixing various computer accessories, and plays a supporting and protective role. In addition, the computer chassis plays an important role in shielding electromagnetic radiation. The cooling fan is the main engine of the computer. Internal instruments and equipment for heat dissipation, reduce the temperature of instruments and equipment, improve the service life of the computer

A patent with a publication number of CN217085696U discloses a cooling fan for a main computer case, which includes a main body of the cooling fan. A connecting block is fixedly installed on the top of the main body of the cooling fan, and a sliding block is inserted inside the connecting block. A connecting assembly is fixedly installed inside the block, an adjusting assembly is fixedly installed outside the sliding block, and the adjusting assembly includes a sliding plate, and the sliding plate is fixedly installed outside the sliding block. The utility model facilitates the sliding block to drive the connecting component to slide inside the connecting block by setting the sliding plate. At this moment, the sliding block drives the connecting component to slide stably inside the connecting block through the sliding plate, thereby adjusting the position of the connecting component so as to connect the component and the chassis. Corresponding to the mounting holes of the connecting block, thereby improving the practicability and convenience of the device, and through the elastic force of the spring, the clamping block is inserted into the groove inside the connecting block, thereby improving the stability of the sliding plate inside the connecting block.

The above-mentioned cooling fan is easy to install in the computer case, but for the relatively humid weather in the south, the above-mentioned cooling fan does not have the effect of removing moisture when extracting external air from the computer for cooling, which will cause humid air to enter the computer to assist the main board, etc. part.

Utility model content

The purpose of this utility model is to provide a cooling fan for a main computer case to solve the problems raised in the above-mentioned background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a cooling fan for a main computer case, including a mounting frame, on which a plurality of dehumidification strips are rotatably connected, and the lower surface of the dehumidification strips is rotatably connected with The first connecting rod, the end of the first connecting rod away from the moisture removal strip is rotatably connected to the second connecting rod, the second connecting rod is slidably connected to the installation frame, and the installation frame is located on the opposite side of the moisture removal strip The side is elastically slidably connected with a mounting strip, and the end of the second connecting rod far away from the first connecting rod is fixedly connected with the mounting strip. The extrusion of the installation strip makes the installation strip slide towards the installation frame, and then the installation strip drives the second connecting rod to slide. At this time, the second connecting rod pushes the first connecting rod, and the first connecting rod is pushed to remove moisture At this time, the moisture-removing strips are changed from a horizontal state to a vertical state. At this time, multiple moisture-removing strips are spliced together to form a plane. The damp bar is arranged at the air inlet end, thereby preventing external moist air from entering the computer case.

As a further preference of this technical solution, hollow bars are fixedly connected to the installation frame, the number of the hollow bars is four, and the four hollow bars are respectively fixedly connected to the four corners of the installation frame. The nut passes through the hollow bar and the mounting hole on the chassis to install the mounting frame. Since the nut can move horizontally in the hollow bar, the mounting frame can be adapted to hosts of different sizes. When the nut is locked in the hollow bar, the nut will No longer slides relative to hollow bars.

As a further preference of this technical solution, a mounting plate is fixedly connected to the opposite side of the mounting bar on the mounting frame, a rotating shaft is fixedly connected to the moisture-removing bar, and a rotating hole matching the rotating shaft is opened on the mounting plate , by setting the mounting plate and the rotating shaft, the dehumidification strip can be rotatably connected to the installation frame, and when the dehumidification strip faces the inside of the chassis, the mounting plate higher than the plane of the installation frame can support the wiring harness inside the host, preventing the host from The wiring harness inside enters the ventilation of the installation frame.

As a further preference of this technical solution, a slide bar is fixedly connected to the installation bar, a hole for matching with the slide bar is opened on the installation frame, a spring is sleeved on the slide bar, and the two ends of the spring They are respectively fixedly connected with the installation frame and the installation bar. By setting the slide bar, the installation bar can be limitedly slid in the installation frame. By setting the spring, the installation bar is not pressed by external force, that is, when the exhaust end of the installation frame faces the inside of the chassis The tide bar will not rotate to be vertical.

As a further preference of this technical solution, the number of the installation boards and the installation bars are two, and the two installation boards and the installation bars are symmetrically arranged on both sides of the installation frame, and the moisture removal is achieved by setting the two installation boards. The bar can be more firmly installed on the installation frame, and by providing two installation bars, the dehumidification bar can be driven and rotated by a more uniform force.

As a further preference of this technical solution, a motor is fixedly connected to the installation frame, a drive shaft is fixedly connected to the output end of the motor, blades are fixedly connected to the drive shaft, and the wires on the motor are connected to the chassis The main board inside is powered by the motor. When the motor is started, the drive shaft rotates, and then the blades on the drive shaft rotate. The rotating blades prevent the inside of the chassis from cooling down.

As a further preferred aspect of the technical solution, a bracket is fixedly connected to the installation frame, the motor is fixedly connected to the bracket, and the motor can be fixedly connected to the installation frame by setting the bracket.

The utility model provides a cooling fan for a main computer box, which has the following beneficial effects:

(1) The utility model makes the installation bar slide towards the direction of the installation frame through the extrusion of the chassis to the installation bar, and then the installation bar drives the second connecting rod to slide. At this time, the second connecting rod pushes the first connecting rod, and the first connecting rod After the connecting rod is pushed, the moisture-removing strips are pushed. At this time, the moisture-removing strips change from a horizontal state to a vertical state. At this time, multiple moisture-removing strips are spliced together to form a plane. Or it is made of material capable of absorbing moisture, and the moisture-removing strip is arranged at the air inlet end, so as to prevent external moist air from entering the computer case.

(2) The utility model installs the installation frame by passing the nut through the installation hole on the hollow bar and the chassis during installation. Since the nut can move horizontally in the hollow bar, the installation frame can be adapted to hosts of different sizes. When the nut is locked in the hollow bar, the nut no longer slides relative to the hollow bar. By setting the mounting plate and the rotating shaft, the dehumidification strip can be rotatably connected to the installation frame, and when the dehumidification strip faces the inside of the chassis, it is higher than the The flat mounting plate of the installation frame can support the wire harness inside the host, preventing the wire harness in the host from entering the ventilation of the installation frame.

Description of drawings

Fig. 1 is the overall structure schematic diagram one of the present utility model;

Fig. 2 is the overall structure schematic diagram two of the utility model;

Fig. 3 is a schematic structural view of the moisture-removing strip of the present invention;

Fig. 4 is a schematic diagram of the structure of the motor of the present invention.

In the figure: 1. Installation frame; 11. Hollow bar; 12. Mounting plate; 2. Motor; 21. Drive shaft; 22. Blade; 23. Bracket; Rod; 33, the second connecting rod; 34, the installation bar; 35, the slide bar; 36, the spring.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

The utility model provides a technical solution: as shown in Fig. 1-Fig. 4, in this embodiment, a cooling fan for a main computer box includes an installation frame 1 on which a plurality of dehumidification strips 3 are rotatably connected. The lower surface of the bar 3 is rotatably connected with a first connecting rod 32, and the end of the first connecting rod 32 away from the moisture removal bar 3 is rotatably connected with a second connecting rod 33, and the second connecting rod 33 is slidably connected to the installation frame 1, and the installation The opposite side of the moisture removal strip 3 on the frame 1 is elastically slidably connected with a mounting strip 34, and the end of the second connecting rod 33 away from the first connecting rod 32 is fixedly connected to the mounting strip 34. When one side is installed in the case and is in contact with the case, the case makes the installation bar 34 slide towards the direction of the installation frame 1 by squeezing the installation bar 34, and then the installation bar 34 drives the second connecting rod 33 to slide, at this time the second connecting rod 33 pushes the first connecting rod 32, and after the first connecting rod 32 is pushed, it pushes the moisture-removing strip 3. At this time, the moisture-removing strip 3 changes from a horizontal state to a vertical state. At this time, a plurality of moisture-removing strips 3 They are spliced together to form a plane, and the moisture-removing strips 3 are made of materials that can ventilate and do not pass through or absorb moisture. The moisture-removing strips 3 are arranged at the air inlet end, thereby preventing external humid air from entering the computer case.

As shown in Figures 1-4, the installation frame 1 is fixedly connected with hollow strips 11, the number of the hollow strips 11 is four, and the four hollow strips 11 are respectively fixedly connected to the four corners of the installation frame 1, when installing, the nuts The installation frame 1 is installed through the hollow bar 11 and the mounting holes on the chassis. Since the nut can move horizontally in the hollow bar 11, the installation frame 1 can be adapted to hosts of different sizes. When the nut is locked on the hollow bar 11 The nut then no longer slides relative to the hollow bar 11 when it is inside.

As shown in Figures 1-4, the mounting plate 12 is fixedly connected to the opposite side of the mounting strip 34 on the mounting frame 1, and the rotating shaft 31 is fixedly connected to the moisture removal strip 3, and the rotating shaft 31 is provided on the mounting plate 12. hole, by setting the mounting plate 12 and the rotating shaft 31, the dehumidification strip 3 can be rotatably connected to the installation frame 1, and when the dehumidification strip 3 faces the inside of the chassis, the mounting plate 12 that is higher than the plane of the mounting frame 1 can be opposite to the host The internal wiring harness is supported to prevent the wiring harness in the host from entering the ventilation of the installation frame 1 .

As shown in Figures 1-4, a slide bar 35 is fixedly connected to the mounting bar 34, a hole for matching the slide bar 35 is provided on the mounting frame 1, a spring 36 is attached to the slide bar 35, and the two ends of the spring 36 are respectively It is fixedly connected with the installation frame 1 and the installation bar 34, and the installation bar 34 can be limitedly slid in the installation frame 1 by setting the slide bar 35. By setting the spring 36, the installation bar 34 is not pressed by external force, that is, the installation frame 1 When the draft end faces the inside of the chassis, the moisture-removing strip 3 will not rotate and be in a vertical state.

As shown in Figures 1-4, the number of mounting plates 12 and mounting bars 34 is two, and the two mounting plates 12 and mounting bars 34 are all symmetrically arranged on both sides of the mounting frame 1, by arranging two mounting plates 12 enables the moisture-removing strip 3 to be more firmly installed on the installation frame 1, and by setting two installation strips 34, the moisture-removing strip 3 can be pushed and rotated by a more uniform force.

As shown in Figures 1-4, the motor 2 is fixedly connected to the installation frame 1, the output end of the motor 2 is fixedly connected to the drive shaft 21, and the blade 22 is fixedly connected to the drive shaft 21. By connecting the wires on the motor 2 to the The main board in the case supplies power to the motor 2. When the motor 2 starts, the drive shaft 21 rotates, and then the blades 22 on the drive shaft 21 rotate. The rotating blades 22 prevent cooling in the case.

As shown in FIGS. 1-4 , a bracket 23 is fixedly connected to the installation frame 1 , and the motor 2 is fixedly connected to the bracket 23 . The motor 2 can be fixedly connected to the installation frame 1 by setting the bracket 23 .

The utility model provides a cooling fan for a main computer box, and the specific working principle is as follows:

When the side of the installation bar 34 on the installation frame 1 is installed in the cabinet and contacts the cabinet, the cabinet makes the installation bar 34 slide toward the direction of the installation frame 1 by squeezing the installation bar 34, and then the installation bar 34 drives the second connecting link. The rod 33 slides, and at this time the second connecting rod 33 pushes the first connecting rod 32, and after the first connecting rod 32 is pushed, it pushes the moisture-removing strip 3, and the moisture-removing strip 3 changes from a horizontal state to a vertical state At this time, multiple moisture-removing strips 3 are spliced together to form a plane. The moisture-removing strips 3 are made of materials that can ventilate and do not pass through moisture or can absorb moisture. The moisture-removing strips 3 are arranged at the air inlet end to avoid external moisture Air enters the computer case.

During installation, the mounting frame 1 is installed by passing the nuts through the mounting holes on the hollow bar 11 and the chassis. Since the nuts can move horizontally in the hollow bar 11, the mounting frame 1 can be adapted to hosts of different sizes. When the nut is tightly inside the hollow bar 11, the nut will no longer slide relative to the hollow bar 11. By setting the mounting plate 12 and the rotating shaft 31, the dehumidification strip 3 can be rotatably connected to the installation frame 1, and when the dehumidification strip 3 faces the inside of the cabinet , the mounting plate 12 that is higher than the plane of the installation frame 1 can support the wiring harness inside the host to prevent the wiring harness in the host from entering the ventilation of the installation frame 1, and the installation bar 34 can be limited and slid in the installation by setting the slide bar 35 In the frame 1, by setting the spring 36, the mounting bar 34 will not be rotated to be in a vertical state when it is not pressed by external force, that is, when the exhaust end of the mounting frame 1 faces the inside of the chassis, and two mounting plates 12 are set to make the The dehumidification strip 3 can be more firmly installed on the installation frame 1. By setting two installation strips 34, the dehumidification strip 3 can be pushed and rotated by a more uniform force. By connecting the wire on the motor 2 to the main board in the chassis Power is supplied to the motor 2. When the motor 2 is started, the drive shaft 21 rotates, and then the blades 22 on the drive shaft 21 rotate. The rotating blades 22 prevent cooling in the cabinet.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. A cooling fan for a main computer case, comprising an installation frame (1), characterized in that: on the installation frame (1), a plurality of dehumidification strips (3) are rotatably connected, and the dehumidification strips (3) are The lower surface is rotatably connected with a first connecting rod (32), and the end of the first connecting rod (32) away from the moisture strip (3) is rotatably connected with a second connecting rod (33), and the second connecting rod ( 33) Slidingly connected to the installation frame (1), the mounting strip (34) is elastically slidingly connected to the opposite side of the moisture removal strip (3) on the installation frame (1), and the second connecting rod (33) is One end away from the first connecting rod (32) is fixedly connected with the installation bar (34). 2. A computer main case cooling fan according to claim 1, characterized in that: said mounting frame (1) is fixedly connected with hollow strips (11), and the number of said hollow strips (11) is four , and the four hollow bars (11) are respectively fixedly connected to the four corners of the installation frame (1). 3. a kind of cooling fan of computer main case according to claim 1, it is characterized in that: on the described installation frame (1), be positioned at the opposite side of installation strip (34) and be fixedly connected with installation plate (12), described except A rotating shaft (31) is fixedly connected to the wet strip (3), and a rotating hole matched with the rotating shaft (31) is provided on the mounting plate (12). 4. A computer main case cooling fan according to claim 1, characterized in that: said installation bar (34) is fixedly connected with a slide bar (35), and said installation frame (1) is provided with a sliding bar (35). A hole for the rod (35) to fit, a spring (36) is tacked on the slide rod (35), and the two ends of the spring (36) are fixedly connected with the mounting frame (1) and the mounting bar (34) respectively. 5. a kind of computer main case cooling fan according to claim 3, is characterized in that: the quantity of described mounting plate (12) and mounting bar (34) is two, and two mounting plates (12) and The installation strips (34) are arranged symmetrically on both sides of the installation frame (1). 6. A computer main case cooling fan according to claim 1, characterized in that: a motor (2) is fixedly connected in the installation frame (1), and a drive is fixedly connected to the output end of the motor (2). a shaft (21), and blades (22) are fixedly connected to the drive shaft (21). 7. A computer main case cooling fan according to claim 6, characterized in that: a bracket (23) is fixedly connected to the installation frame (1), and the motor (2) is fixedly connected to the bracket (23) .

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