External connector structure of cooling fan

Abstract

The utility model relates to the technical field of cooling fans, and discloses an external connector structure of a cooling fan, which comprises the cooling fan, a connector is mounted at the bottom of the right side of the cooling fan, and a shielding mechanism is mounted on the right side of the cooling fan; the connector comprises a spring needle, the spring needle is fixedly connected to the bottom of the right side of the radiator, a copper column circuit board is inserted into the right side of the spring needle, and a connector body is fixedly connected to the right side of the copper column circuit board. According to the external connector structure of the cooling fan, through the arranged connector, the connector is fixed through pressing connection and cooperation of the convex position, the concave position and the buckling point, the connector can be fixed more quickly, and the fixing effect is more tight. The fan end adopts a spring needle structure, the connector end adopts a copper column circuit board structure, after the convex positions, the concave positions and the buckling points are fixed in a matched mode, the spring needles and copper columns on the copper column circuit board are tightly attached and robbed, reliable connection can be achieved, and stable transmission of current is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of heat dissipation fans, in particular to an external connector structure of a heat dissipation fan. Background Art

[0002] Most of the current cooling fan products come with built-in wires, or bare wires, or bare wires plus terminals. In some special application markets, some fans do not come with built-in connecting wires and require external connectors for connecting the fan to power or signals.

[0003] However, when connecting the connectors of most cooling fans, the current cannot be transmitted stably, and the connection is not tight, so improvement is needed. Utility Model Content

[0004] The utility model aims to provide an external connector structure of a heat dissipation fan to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical solution: an external connector structure of a cooling fan, comprising a cooling fan, a connector is installed at the bottom of the right side of the cooling fan, and a shielding mechanism is installed on the right side of the cooling fan;

[0006] The connector comprises a spring pin, which is fixedly connected to the bottom right of the heat sink, a copper column circuit board is plugged into the right side of the spring pin, and a connector body is fixedly connected to the right side of the copper column circuit board.

[0007] Preferably, the right side of the heat sink is provided with recesses in front and behind the spring pins, and the left side of the connector is fixedly connected with a protrusion corresponding to the recess, and the protrusion is plugged into the recess.

[0008] Preferably, a buckle point is fixedly connected to the outer side of the convex position, and a fixing groove is formed on the heat sink corresponding to the buckle point, and the buckle point is clamped in the fixing groove.

[0009] Preferably, the spring pin is electrically connected to an external wire of the heat sink at one end of the heat sink, and the right side of the copper column circuit board is electrically connected to the connector body.

[0010] Preferably, the shielding mechanism comprises a card block, the card block is clamped on the right side of the radiator, a shielding plate is fixedly connected to the inner side of the card block, the shielding plate is provided with a fixing opening corresponding to the connector, and a rubber ring is clamped in the fixing opening.

[0011] Preferably, the four right corners of the radiator are provided with mounting openings, a spring is fixedly connected in the mounting opening, the clamping block is plugged into the mounting opening, the clamping block is provided with a clamping opening corresponding to the spring, and the spring is clamped in the clamping opening.

[0012] Preferably, the outer ring of the rubber ring is provided with a slot, and the rubber ring is snap-connected to the fixing opening through the slot.

[0013] Compared with the prior art, the utility model provides an external connector structure for a heat dissipation fan, which has the following beneficial effects:

[0014] 1. The external connector structure of the cooling fan adopts a press-to-connect connector through a set connector. The convex position, concave position and buckle point cooperate to fix the connector, which can make the connector fix faster and more tightly fitted. The fan end adopts a spring pin structure, and the connector end adopts a copper column circuit board structure. After the convex position, concave position and buckle point cooperate to fix, the spring pin and the copper column on the copper column circuit board fit tightly, which can be reliably connected to ensure the stable transmission of current, effectively solving the problem that the current cannot be stably transmitted when the connector of most cooling fans is connected, and the connection process is not tight.

[0015] 2. The external connector structure of the cooling fan is provided with a shielding mechanism. After the connector is fixed, the card block of the shielding plate is inserted into the installation port. The shielding plate is quickly fixed through the cooperation of the spring and the bayonet. At the same time, the line of the connector is passed through the rubber ring to ensure that dust will not enter the connection position of the connector after long-term use, resulting in the problem of poor connection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0017] Figure 1 This is a schematic diagram of the matching structure of the heat dissipation fan and the connector of the utility model;

[0018] Figure 2 is a schematic diagram of the connector;

[0019] Figure 3 This is a schematic diagram of the separation of the connector part;

[0020] Figure 4 This is a schematic diagram of the separation of the cooling fan and connector parts;

[0021] Figure 5 This is a schematic diagram of the coordination between the cooling fan and the shielding mechanism;

[0022] Figure 6 is a schematic diagram of the shielding mechanism;

[0023] Figure 7 for Figure 6 A schematic diagram of the enlarged structure in the middle.

[0024] In the figure: 1. cooling fan; 2. connector; 21. copper pillar circuit board; 22. connector body; 23. buckle point; 24. convex position; 25. concave position; 26. spring pin; 3. shielding mechanism; 31. shielding plate; 32. rubber ring; 33. fixing port; 34. card block; 35. card slot; 36. card port; 37. spring leaf; 4. installation port. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" 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 a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] The utility model provides the following technical solutions:

[0028] Embodiment 1

[0029] See also Figure 1-4 , an external connector 2 structure of a cooling fan 1, comprising a cooling fan 1, a connector 2 is installed at the bottom right of the cooling fan 1, and a shielding mechanism 3 is installed on the right side of the cooling fan 1;

[0030] The connector 2 includes a spring pin 26 , which is fixedly connected to the bottom right of the heat sink. A copper pillar circuit board 21 is plugged into the right side of the spring pin 26 , and a connector body 22 is fixedly connected to the right side of the copper pillar circuit board 21 .

[0031] The right side of the heat sink is provided with recesses 25 in front and behind the spring pins 26 , and the left side of the connector 2 is fixedly connected with a protrusion 24 corresponding to the recess 25 , and the protrusion 24 is inserted into the recess 25 .

[0032] A buckle point 23 is fixedly connected to the outer side of the protruding portion 24 , and a fixing groove is formed in the heat sink corresponding to the buckle point 23 , and the buckle point 23 is snapped into the fixing groove.

[0033] The connector 2 is set up with a press connection, and the convex position 24, the concave position 25 and the buckle point 23 cooperate to fix the connector 2, which can make the connector 2 fixed more quickly and the fixing effect more tightly fitting. The fan end adopts a spring pin 26 structure, and the connector 2 end adopts a copper column circuit board 21 structure. After the convex position 24, the concave position 25 and the buckle point 23 cooperate to fix, the spring pin 26 and the copper column on the copper column circuit board 21 fit tightly, and can be reliably connected to ensure the stable transmission of current, which effectively solves the problem that the current cannot be stably transmitted when the connector 2 of most cooling fans 1 is connected, and the connection process is not tight.

[0034] The spring pin 26 is electrically connected to the external wiring of the heat sink at one end of the heat sink, and the right side of the copper pillar circuit board 21 is electrically connected to the connector body 22 .

[0035] Embodiment 2

[0036] See also Figure 1-7 On the basis of the first embodiment, the shielding mechanism 3 further comprises a card block 34, the card block 34 is clamped on the right side of the radiator, a shielding plate 31 is fixedly connected to the inner side of the card block 34, the shielding plate 31 is provided with a fixing opening 33 corresponding to the connector 2, and a rubber ring 32 is clamped in the fixing opening 33.

[0037] The four corners of the right side of the radiator are provided with mounting openings 4, in which a spring 37 is fixedly connected, and a clamping block 34 is inserted into the mounting opening 4. A clamping opening 36 is formed on the clamping block 34 corresponding to the spring 37, and the spring 37 is clamped into the clamping opening 36.

[0038] By means of the shielding mechanism 3, after the connector 2 is fixed, the block 34 of the shielding plate 31 is inserted into the installation port 4, and the shielding plate 31 is quickly fixed through the cooperation of the spring 37 and the bayonet 36. At the same time, the line of the connector 2 passes through the rubber ring 32 to ensure that dust will not enter the connection position of the connector 2 after long-term use, resulting in the problem of poor connection effect.

[0039] The outer ring of the rubber ring 32 is provided with a slot 35, and the rubber ring 32 is snapped into the fixing opening 33 through the slot 35.

[0040] In actual operation, when this device is used, a press connection is adopted, and the convex position 24, the concave position 25 and the buckle point 23 cooperate to fix the connector 2, which can make the connector 2 fixed more quickly and the fixing effect more tightly fitting. The fan end adopts a spring pin 26 structure, and the connector 2 end adopts a copper column circuit board 21 structure. After the convex position 24, the concave position 25 and the buckle point 23 cooperate to fix, the spring pin 26 and the copper column on the copper column circuit board 21 fit tightly, and can be reliably connected to ensure the stable transmission of current, which effectively solves the problem that the current cannot be stably transmitted when the connector 2 of most cooling fans 1 is connected, and the connection process is not tight.

[0041] After the connector 2 is fixed, the block 34 of the baffle plate 31 is inserted into the installation port 4. The baffle plate 31 is quickly fixed through the cooperation of the spring 37 and the bayonet 36. At the same time, the line of the connector 2 passes through the rubber ring 32 to ensure that dust will not enter the connection position of the connector 2 after long-term use, which will cause the connection effect to deteriorate.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An external connector structure for a cooling fan, applied to a cooling fan (1), characterized in that: A connector (2) is installed at the bottom of the right side of the cooling fan (1), and a shielding mechanism (3) is installed on the right side of the cooling fan (1); The connector (2) comprises a spring pin (26), wherein the spring pin (26) is fixedly connected to the bottom right side of the heat sink, a copper pillar circuit board (21) is plugged into the right side of the spring pin (26), and a connector body (22) is fixedly connected to the right side of the copper pillar circuit board (21).

2. The external connector structure of a heat dissipation fan according to claim 1, characterized in that: The right side of the heat sink is provided with recesses (25) in front and behind the spring pin (26); the left side of the connector (2) is fixedly connected with a protrusion (24) corresponding to the recess (25); and the protrusion (24) is plugged into the recess (25).

3. The external connector structure of a heat dissipation fan according to claim 2, characterized in that: A buckle point (23) is fixedly connected to the outer side of the protruding position (24), a fixing groove is provided on the heat sink corresponding to the buckle point (23), and the buckle point (23) is snapped into the fixing groove.

4. The external connector structure of a heat dissipation fan according to claim 1, characterized in that: The spring pin (26) is electrically connected to an external wire of the radiator at one end of the radiator, and the right side of the copper column circuit board (21) is electrically connected to the connector body (22).

5. The external connector structure of a heat dissipation fan according to claim 1, characterized in that: The shielding mechanism (3) comprises a clamping block (34), the clamping block (34) being clamped on the right side of the radiator, a shielding plate (31) being fixedly connected to the inner side of the clamping block (34), the shielding plate (31) being provided with a fixing opening (33) corresponding to the connector (2), and a rubber ring (32) being clamped in the fixing opening (33).

6. The external connector structure of a heat dissipation fan according to claim 5, characterized in that: The four right corners of the radiator are provided with mounting openings (4), a spring sheet (37) is fixedly connected in the mounting opening (4), the clamping block (34) is plugged into the mounting opening (4), a clamping opening (36) is provided in the clamping block (34) and a corresponding spring sheet (37), and the spring sheet (37) is clamped in the clamping opening (36).

7. The external connector structure of a heat dissipation fan according to claim 5, characterized in that: The outer ring of the rubber ring (32) is provided with a clamping groove (35), and the rubber ring (32) is clamped in the fixing opening (33) through the clamping groove (35).

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