Efficient modular cooling fan unit and efficient modular cooling fan assembly

Abstract

The utility model discloses an efficient modularized cooling fan unit and an efficient modularized cooling fan assembly, the cooling fan assembly is formed by connecting a plurality of efficient modularized cooling fan units end to end, the fan unit comprises a fan frame, the fan frame is provided with a plurality of grooves, and the grooves are arranged in the grooves. A plurality of grooves are formed in the fan frame, a plurality of disassembly and assembly guide blocks matched with the grooves in shape are arranged corresponding to the grooves, the disassembly and assembly guide blocks are connected with the fan frame in a mortise and tenon joint mode, positioning convex parts are further fixedly arranged in the grooves, and positioning concave parts matched with the positioning convex parts in shape are correspondingly arranged on the disassembly and assembly guide blocks. The tenon-and-mortise structure can provide a single-direction limiting effect for the disassembly and assembly guide block, and the positioning convex part and the positioning concave part form a clamping position to further enhance the limiting effect on the disassembly and assembly guide block, so that mutual connection among a plurality of fans is realized; and the structure that the elastic pieces are arranged in the positioning convex parts can realize quick disassembly and separation of a plurality of fan units.

Description

Technical Field

[0001] The utility model relates to the technical field of radiators, and in particular to a high-efficiency modularized heat dissipation fan unit and a high-efficiency modularized heat dissipation fan assembly. Background Art

[0002] Fans are widely used in industry, life and other scenarios to dissipate heat and reduce temperature. Especially in the field of radiators, with the upgrade of computer hardware, the CPU operating frequency is getting higher and higher, so a larger air volume is needed to ensure the normal operation of the CPU. However, when multiple fans are used at the same time, multiple sets of power cords and sockets need to be prepared. It is difficult to achieve the purpose of synergy when multiple fans work alone.

[0003] In the current fan application field, there are the following technical problems that need to be solved. First, the complicated wiring poses a safety hazard. When multiple fans need to be used, the traditional practice is to prepare a separate power cord and socket for each fan. This leads to complicated wiring, which not only increases the installation cost, but also poses safety hazards, such as wire crossing, overload and other problems. Secondly, the connection strength between the cooling fans in the prior art is insufficient. There are currently some mechanical combination technical solutions on the market, such as a simple sliding fit structure or a method of fixing the connection with screws. However, these traditional connection methods often have the problem of insufficient connection strength, especially in high vibration environments, and are prone to loosening or falling off. Finally, the existing cooling fans also have the problem of inconvenient disassembly and assembly. The traditional connection method usually requires the use of screws or other tools for tightening. The disassembly and assembly process is relatively cumbersome, which is not conducive to rapid maintenance and replacement.

[0004] Therefore, there is a need to improve the design of the fan connection structure, and it is urgent to design an efficient modular cooling fan structure that is easy to install and has high connection strength between cooling fans. Utility Model Content

[0005] The utility model provides a high-efficiency modular heat dissipation fan unit and a high-efficiency modular heat dissipation fan assembly, aiming to solve the problems of low connection strength and inconvenient installation of the heat dissipation fan in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient modular cooling fan unit, characterized in that it includes a fan frame, the fan frame is provided with a plurality of grooves, and a plurality of disassembly and assembly guide blocks with shapes matching the grooves are arranged corresponding to the grooves, the disassembly and assembly guide blocks are connected to the fan frame by mortise and tenon connection, a positioning protrusion is also fixedly arranged inside the groove, a positioning recess matching the shape of the positioning protrusion is correspondingly arranged on the disassembly and assembly guide block, an elastic member is arranged inside the positioning protrusion, and an electrical connection structure electrically connected to an external power supply is arranged on the disassembly and assembly guide block.

[0007] Furthermore, the positioning protrusion includes a positioning bead with an arc-shaped surface, a spring fixedly connected to the positioning bead, and a bracket matching the diameter of the positioning bead, and the positioning concave portion is an arc-shaped groove whose shape matches the positioning bead.

[0008] Furthermore, the fan frame is provided with a control button which is mechanically linked with the positioning protrusion.

[0009] A high-efficiency modular cooling fan assembly is composed of a number of high-efficiency modular cooling fan units as described above connected end to end, the fan frame is a rectangular frame structure, and the two corners of at least one side of the fan frame are respectively provided with a first groove and a second groove, and the disassembly guide block includes a first disassembly block, a second disassembly block and a third disassembly block, the shape of the first disassembly block matches the first groove, the shape of the second disassembly block matches the second groove, and the shape of the third disassembly block matches the shape of the first groove and the second groove after splicing.

[0010] Furthermore, the positioning protrusion includes a positioning bead with an arc-shaped surface, a spring fixedly connected to the positioning bead, and a bracket matching the diameter of the positioning bead, and the positioning concave portion is an arc-shaped groove whose shape matches the positioning bead.

[0011] Furthermore, the fan frame is provided with a control button which is mechanically linked with the positioning protrusion.

[0012] Furthermore, the first groove and the second groove are symmetrically identical in shape.

[0013] Furthermore, the disassembly and assembly guide block also includes a pressure cover.

[0014] Furthermore, the electrical connection structure includes a male conductive connector and a female conductive connector electrically connected thereto, the male conductive connector is a first conductive connecting piece, and the female conductive connector is a second conductive connecting piece.

[0015] Furthermore, the conductive connecting male connector and the conductive connecting female connector are connected via a PCB board or a wire.

[0016] The benefits of the utility model lie in that the disassembly and assembly guide block is connected to the fan frame by means of mortise and tenon joints, and the mortise and tenon structure provides a single-direction limiting function for the disassembly and assembly guide block, by providing a groove on the fan frame, a positioning convex portion is fixedly arranged inside the groove, an elastic member is arranged inside the positioning convex portion, a positioning recess corresponding to the positioning convex portion and matching its shape is arranged on the disassembly and assembly guide block, and a locking position is formed by the cooperation between the positioning recess and the positioning convex portion, thereby further strengthening the limiting function of the disassembly and assembly guide block, thereby realizing mutual connection between multiple fans; the structure in which the elastic member is arranged inside the positioning convex portion can realize rapid disassembly and separation between multiple fan units, thereby solving the technical problems of weak fan assembly strength and inconvenient disassembly and assembly in the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] 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 these drawings without paying creative work.

[0018] Figure 1 This is a schematic structural diagram of the second embodiment of the utility model;

[0019] Figure 2 This is a schematic structural diagram of the third embodiment of the utility model;

[0020] Figure 3 This is a schematic structural diagram of the fourth embodiment of the utility model;

[0021] Figure 4 It is a cross-sectional view of the positioning protrusion of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the disassembly and assembly of the guide block of the utility model.

[0023] In the figure: 1. fan frame; 11. first groove; 12. second groove; 2. positioning protrusion; 21. positioning bead; 22. spring; 23. bracket; 3. disassembly and assembly guide block; 31. first disassembly and assembly block; 32. second disassembly and assembly block; 33. third disassembly and assembly block; 34. pressure cover; 35. arc groove; 4. electrical connection structure; 41. first conductive connecting plate; 42. second conductive connecting plate. DETAILED DESCRIPTION

[0024] In the description of the present utility model, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0025] In the present invention, unless otherwise clearly defined and specified, the terms "installed", "connected", "connected", "fixedly connected" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0027] In modern industry and life, fans play a key role as important components in the field of radiators. However, there are many problems with the connection structure of the cooling fan in the prior art, such as complex installation, insufficient connection stability, and difficulty in assembly and disassembly, which limits its performance and application scope. In order to solve the problems existing in the prior art, the utility model provides an efficient modular cooling fan unit and an efficient modular cooling fan assembly, which mainly simplify the process of installing and disassembling the radiator fan, improve the stability of the interconnection between the radiator fans, and realize rapid disassembly and maintenance and modular design.

[0028] The utility model provides a groove on the fan frame and adopts a mortise and tenon connection method. This design not only simplifies the installation steps and reduces the installation cost, but also enhances the connection stability by providing a limiting effect in a single direction. At the same time, the structure of the locking position achieved by the cooperation between the groove and the positioning recess provided on the disassembly and assembly guide block further enhances the stability of the connection and effectively prevents the radiator fans from loosening or falling off. In addition, by providing an elastic member inside the positioning protrusion, multiple fans can be quickly disassembled, which is convenient for subsequent maintenance and replacement operations and improves work efficiency. Finally, the design has modular characteristics, which is convenient for mass production and meets the heat dissipation needs of different scenarios.

[0029] The efficient modular cooling fan structure provided by the utility model has a wide range of application prospects. In the fields of industry, computers, electronic equipment, etc., with the upgrade of hardware and the improvement of temperature control requirements, the demand for cooling fans will continue to increase. This innovative design can not only improve the cooling efficiency of the equipment, but also reduce maintenance costs and reduce the failure rate, so it has great potential and competitive advantages in the market.

[0030] The present invention will be further described and illustrated below in conjunction with specific embodiments and drawings.

[0031] Embodiment 1

[0032] The present embodiment provides an efficient modular heat dissipation fan unit, the fan unit includes a rectangular fan frame 1, a fan motor arranged in the fan frame 1, a fan blade arranged on the output shaft of the fan motor and other components. A groove is arranged at the four corners of the rectangular fan frame 1. A positioning convex part 2 is fixedly arranged inside the groove, and the positioning convex part 2 is composed of a positioning bead 21, a spring 22 fixedly connected to the positioning bead 21, and a bracket 23 matched with the diameter of the positioning bead 21. Among them, the positioning bead 21 is a metal sphere with an arc surface; the spring 22 uses a compression spring 22 with a tension of 100N; the bracket 23 is a cylindrical structure with one end open and designed to match the groove, and the inner diameter of the cylindrical structure is greater than the diameter of the positioning bead 21. The positioning bead 21 is tightly matched with the bracket 23 through the elastic force of the spring 22. The same number of disassembly and assembly guide blocks 3 are provided corresponding to the grooves. The disassembly and assembly guide blocks 3 are connected to the fan frame 1 by mortise and tenon joints. The disassembly and assembly guide blocks 3 are provided with positioning recesses that match the shape of the positioning protrusions 2. In this embodiment, the positioning recesses are arc-shaped recesses 35 that match the shape of the positioning beads 21. The positioning protrusions 2 are matched with the positioning recesses through the restoring force provided by the internal elastic member, further increasing the limiting effect of the fan frame 1 on the disassembly and assembly guide blocks 3. An electrical connection structure is also provided on the disassembly and assembly guide blocks 3, and the fan motor is connected to an external power supply through the electrical connection structure. In other embodiments, a separate decorative piece can also be used in the groove to connect with it to ensure the integrity of the appearance, and a variety of decorative pieces are provided to meet the diversified needs of users.

[0033] A control button mechanically linked to the positioning protrusion 2 is also provided on the fan frame 1. An elastic mechanism is provided inside the control button, and the elastic mechanism is realized by a spring or a rubber strip. When the control button is pressed downward, the positioning protrusion 2 is driven to shrink and deform inward by the force of the internal elastic mechanism, so that the positioning protrusion 2 is separated from the positioning recess, thereby realizing rapid disassembly of the fan frame 1 and the disassembly guide block 3. This structure avoids material damage to the positioning protrusion 2 that may be caused by direct pulling, thereby improving the disassembly and assembly life of the equipment.

[0034] Embodiment 2

[0035] like Figures 1 to 4As shown, this embodiment provides an efficient modular heat dissipation fan assembly, including two fan units in the first embodiment, the two fan units are connected end to end, and each fan unit includes a rectangular fan frame 1, a fan motor arranged in the fan frame 1, a fan blade arranged on the output shaft of the fan motor and other components. Two first grooves 11 and two second grooves 12 are arranged at the four corners of the rectangular fan frame 1. The first groove 11 and the second groove 12 are fixedly provided with a positioning convex part 2 inside, and the positioning convex part 2 is composed of a positioning bead 21, a spring 22 fixedly connected to the positioning bead 21, and a bracket 23 matched with the diameter of the positioning bead 21. Among them, the positioning bead 21 is a metal sphere with an arc surface; the spring 22 is a compression spring 22 with a tension of 100N; the bracket 23 is a cylindrical structure with an open end designed to match the first and second grooves, and the inner diameter of the cylindrical structure is greater than the diameter of the positioning bead 21. The positioning bead 21 is tightly matched with the bracket 23 through the elastic force of the spring 22.

[0036] A disassembly guide block 3 is provided to match the shape of the first groove 11 and the second groove 12, and the disassembly guide block 3 includes two first disassembly blocks 31, two second disassembly blocks 32 and two third disassembly blocks 33. The shapes of the first disassembly block 31 and the second disassembly block 32 match the first groove 11 and the second groove 12; the shape of the third disassembly block 33 matches the structure formed by splicing the first groove 11 and the second groove 12. The first disassembly block 31, the second disassembly block 32 and the third disassembly block 33 are respectively connected to the fan frame 1 by mortise and tenon connection, and the mortise and tenon structure provides a single-direction limiting effect on the disassembly guide block 3. A positioning recess matching the positioning protrusion 2 is correspondingly provided on the disassembly guide block 3. In this embodiment, the positioning recess is an arc-shaped groove 35 whose shape matches the positioning bead 21. The positioning protrusion 2 is matched with the positioning recess through the restoring force provided by the internal elastic member to achieve the matching and locking position, further increasing the limiting effect of the fan frame 1 on the disassembly guide block 3, thereby realizing the fixed connection between multiple fans. During the installation process, the first groove 11 of the second fan unit is aligned with the second groove 12 of the first fan unit, and then the first disassembly block 31, the second disassembly block 32 and the third disassembly block 33 are inserted into the groove formed by the first groove 11, the second groove 12 and the combination of the two grooves in turn to achieve the connection between the two fan units. When disassembling the fan, it is only necessary to slide the two fans relative to each other to disengage the disassembly guide block 3 from the positioning protrusion 2 to achieve rapid disassembly. In other embodiments, a control button that is mechanically linked to the positioning protrusion 2 can also be set on the fan frame 1 to achieve rapid disassembly of the fan frame 1 and the disassembly guide block 3.

[0037] An electrical connection structure 4 electrically connected to an external power source is also provided on the disassembly guide block 3. The electrical connection structure 4 includes a male conductive connector and a female conductive connector electrically connected thereto. In this embodiment, the electrical connection structure 4 is in the form of a conductive connector sheet, specifically: a female conductive connector provided on the first disassembly block 31 and the third disassembly block 33, and a male conductive connector provided on the third disassembly block 33. The male conductive connector and the female conductive connector are respectively a first conductive connector sheet 41 and a second conductive connector sheet 42. The two conductive connector sheets are electrically connected through a PCB board to achieve electrical connection between multiple fans.

[0038] Embodiment 3

[0039] On the basis of the second embodiment, the shapes of the first groove 11 and the second groove 12 set at the four corners of the fan frame 1 are symmetrical and the same. During the installation process, the first groove 11 of the second fan unit is aligned with the second groove 12 of the first fan unit, and then the first disassembly block 31, the second disassembly block 32 and the third disassembly block 33 are inserted into the first groove 11, the second groove 12 and the groove formed by the combination of the two grooves in turn to achieve the connection of the two fan units. The advantage of setting the first groove 11 and the second groove 12 to be symmetrical and the same in shape is modular design. The first groove 11 and the second groove 12 of the same type of fan are universal, which is conducive to mass production, reducing production costs and improving production efficiency. Secondly, installation and disassembly are convenient and quick, and there is no need to distinguish the direction of the grooves to avoid installation errors. At the same time, the left-right symmetrical structure is more aesthetically pleasing.

[0040] Embodiment 4

[0041] like Figure 3 As shown, on the basis of the third embodiment, a pressure cover 34 is arranged outside the first disassembly block 31, the second disassembly block 32 and the third disassembly block 33, and a clamping head is arranged on the pressure cover 34 and a snap connection with the disassembly guide block 3 is achieved through the clamping head. The pressure cover 34 can not only play a role in dust protection, preventing the connector from being invaded by pollutants such as dust, but also play a role in safety protection, avoiding touching the male and female conductive connectors to cause danger.

[0042] Embodiment 5

[0043] The difference between this embodiment and the above embodiment is that the electrical connection structure 4 adopts a spring pin structure, the male conductive connector is a spring pin conductive connector male, the female conductive connector is a spring pin conductive connector female, and the male conductive connector and the female conductive connector are electrically connected through a wire. The advantage of connecting the male conductive connector and the female conductive connector through a wire is that it is highly flexible and easy to maintain and replace.

[0044] The above is a detailed introduction to a high-efficiency modular cooling fan unit and a high-efficiency modular cooling fan assembly provided by the utility model. This article uses specific examples to illustrate the principles and implementation methods of the utility model. The description of the above embodiments is only used to help understand the core idea of ​​the utility model; at the same time, for general technical personnel in this field, according to the ideas and methods of the utility model, there will be changes in the specific implementation methods and application scopes. In summary, the content of this specification should not be understood as a limitation on the utility model.

Claims

1. A highly efficient modular cooling fan unit, characterized in that: The fan frame comprises a plurality of grooves, and a plurality of disassembly and assembly guide blocks with shapes matching the grooves are arranged corresponding to the grooves. The disassembly and assembly guide blocks are connected to the fan frame by mortise and tenon joints, and a positioning protrusion is fixedly arranged inside the grooves. A positioning recess with a shape matching the positioning protrusion is correspondingly arranged on the disassembly and assembly guide block, an elastic member is arranged inside the positioning protrusion, and an electrical connection structure electrically connected to an external power supply is arranged on the disassembly and assembly guide block.

2. The high-efficiency modular cooling fan unit according to claim 1, characterized in that: The positioning protrusion includes a positioning bead with an arc-shaped surface, a spring fixedly connected to the positioning bead, and a bracket matched with the diameter of the positioning bead, and the positioning concave portion is an arc-shaped groove whose shape matches the positioning bead.

3. The high-efficiency modular cooling fan unit according to claim 1, characterized in that: The fan frame is provided with a control button which is mechanically linked with the positioning protrusion.

4. An efficient modular heat dissipation fan assembly, characterized in that: It is composed of a number of high-efficiency modular cooling fan units as described in claim 1 connected end to end, the fan frame is a rectangular frame structure, and the two corners of at least one side of the fan frame are respectively provided with a first groove and a second groove, and the disassembly guide block includes a first disassembly block, a second disassembly block and a third disassembly block, the shape of the first disassembly block matches the first groove, the shape of the second disassembly block matches the second groove, and the shape of the third disassembly block matches the shape of the first groove and the second groove after splicing.

5. The high-efficiency modular heat dissipation fan assembly according to claim 4, characterized in that: The positioning protrusion includes a positioning bead with an arc-shaped surface, a spring fixedly connected to the positioning bead, and a bracket matched with the diameter of the positioning bead, and the positioning concave portion is an arc-shaped groove whose shape matches the positioning bead.

6. The high-efficiency modular heat dissipation fan assembly according to claim 4, characterized in that: The fan frame is provided with a control button which is mechanically linked with the positioning protrusion.

7. The high-efficiency modular heat dissipation fan assembly according to claim 5 or 6, characterized in that: The first groove and the second groove have the same symmetrical shape.

8. The high-efficiency modular heat dissipation fan assembly according to claim 7, characterized in that: The disassembly and assembly guide block also includes a pressure cover.

9. The high-efficiency modular heat dissipation fan assembly according to claim 5 or 6, characterized in that: The electrical connection structure comprises a male conductive connector and a female conductive connector electrically connected thereto, wherein the male conductive connector is a first conductive connection sheet, and the female conductive connector is a second conductive connection sheet.

10. The high-efficiency modular heat dissipation fan assembly according to claim 9, characterized in that: The conductive connecting male connector is connected to the conductive connecting female connector via a PCB board or a wire.

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