High-frequency corrosion-resistant circuit board

Abstract

The utility model discloses a high-frequency corrosion-resistant circuit board, which belongs to the technical field of circuit boards and comprises a mounting plate, foot pads are arranged on the side edges of the lower end of the mounting plate, bolts are arranged at the corners of the upper end of the mounting plate in a threaded connection manner, and a cooling fan main body is arranged in the mounting plate. According to the utility model, through the arrangement of the cooling fan fixing mechanism, the cooling fan can be conveniently disassembled and assembled, so that the circuit board can be conveniently cooled, and meanwhile, the cooling fan can be conveniently disassembled and cleaned; the circuit board fixing mechanism is arranged, so that the circuit board can be conveniently fixed, the circuit board can be conveniently used, meanwhile, it can be guaranteed that the heat dissipation fan can be separated from the circuit board by a certain distance, and the situation that air blown out of the heat dissipation fan cannot be diffused is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of circuit boards, and in particular relates to a high-frequency corrosion-resistant circuit board. Background Art

[0002] The names of circuit boards include: ceramic circuit board, alumina ceramic circuit board, aluminum nitride ceramic circuit board, circuit board, pcb board, aluminum base board, high frequency board, thick copper board, impedance board, pcb, ultra-thin circuit board, ultra-thin circuit board, printed circuit board, etc. Circuit boards miniaturize and visualize circuits, and play an important role in the mass production of fixed circuits and optimizing the layout of electrical appliances.

[0003] Chinese patent application No. 202320378193.9 discloses a corrosion-resistant circuit board, including a sealing bottom plate, a sealing cover and a circuit board body, wherein a plurality of positioning rods are fixedly arranged on the sealing bottom plate, and a plurality of the positioning rods are provided with a compression spring, and a contact plate is also provided on the positioning rod, and the contact plates are respectively in contact with the sealing cover and the compression spring but not fixed, and the circuit board body is arranged on the contact plate and in contact with them but not fixed; the utility model is a corrosion-resistant circuit board, which can seal the circuit board body inside through the sealing bottom plate and the sealing cover, and can prevent water from directly contacting the circuit board body and preventing water from corroding the circuit board body, and an inclined plate is provided on the sealing cover, and water falling from above the sealing cover can directly fall from the inclined plate to the ground, and water is also prevented from entering the circuit board body from the heat dissipation port, and a heat dissipation port is also provided on the sealing cover, which can realize the heat dissipation function without affecting the normal heat dissipation of the circuit board body.

[0004] Although the above-mentioned patent discloses the use of the circuit board, the circuit board heat dissipation device provided therein can dissipate the heat of the circuit board, but the heat dissipation device is not convenient to disassemble and is not convenient to clean; secondly, the circuit board is not convenient to disassemble after installation, and tools are needed to disassemble the circuit board. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides a high-frequency corrosion-resistant circuit board, which has the characteristics of being convenient for heat dissipation and cooling of the circuit board and for facilitating installation and fixing of the circuit board.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a high-frequency corrosion-resistant circuit board, comprising a mounting plate, a foot is arranged on the lower side of the mounting plate, a bolt is threadedly connected at the upper corner of the mounting plate, a cooling fan body is arranged inside the mounting plate, a mounting groove corresponding to the cooling fan body is opened inside the mounting plate, a circuit board fixing mechanism is arranged on the upper side of the mounting plate, a circuit board body is arranged on the upper end of the circuit board fixing mechanism, a wiring terminal is arranged on the side of the circuit board body, and the cooling fan body and the mounting plate are fixedly connected by the cooling fan fixing mechanism.

[0007] Preferably, the cooling fan fixing mechanism includes a fixing component, a slot, a fixing hole and a block. A block is provided on the side of the cooling fan body, a fixing hole is provided on the side of the block, a slot corresponding to the block is provided at the upper end of the installation slot, and a fixing component is provided inside the side of the slot.

[0008] Preferably, the fixing assembly includes a spring and a fixing rod, the spring is arranged inside the side of the slot, and the fixing rod is arranged at the other end of the spring.

[0009] Preferably, the fixing assembly includes a slider and a slide groove, the upper end of the fixing rod is provided with a slider, and the upper end of the mounting plate is provided with a slide groove corresponding to the slider.

[0010] Preferably, the circuit board fixing mechanism includes a knob, a screw, a U-shaped plate, an L-shaped frame and a fixing plate, an L-shaped frame is provided on the upper side of the mounting plate, a U-shaped plate is provided on the other end of the L-shaped frame, a screw is provided on the internal thread connection of the U-shaped plate, a knob is provided on the upper end of the screw, and a fixing plate is provided on the lower end of the screw via a bearing for rotation connection.

[0011] Preferably, a rubber pad is provided on the lower end surface of the fixing plate.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model is provided with a cooling fan fixing mechanism, which can facilitate the disassembly and assembly of the cooling fan, thereby facilitating the heat dissipation and cooling of the circuit board, and can also facilitate the disassembly and cleaning of the cooling fan, thereby ensuring the heat dissipation efficiency of the cooling fan body.

[0014] 2. The utility model is provided with a circuit board fixing mechanism, which can conveniently fix the circuit board, thereby facilitating the use of the circuit board, and at the same time can ensure that the cooling fan can be separated from the circuit board by an end distance, thereby preventing the wind blown by the cooling fan from being unable to spread. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 It is a three-dimensional diagram of the heat dissipation fan fixing mechanism of the utility model;

[0017] Figure 3 It is an enlarged view of the fixing component of the utility model;

[0018] Figure 4 It is a three-dimensional diagram of the circuit board fixing mechanism of the utility model;

[0019] In the figure: 1. mounting plate; 2. cooling fan body; 3. circuit board body; 4. circuit board fixing mechanism; 41. knob; 42. screw; 43. U-shaped plate; 44. L-shaped frame; 45. fixing plate; 46. rubber pad; 5. bolt; 6. foot; 7. terminal; 8. mounting slot; 9. cooling fan fixing mechanism; 91. fixing assembly; 911. slider; 912. slide slot; 913. spring; 914. fixing rod; 92. slot; 93. fixing hole; 94. block. DETAILED DESCRIPTION

[0020] 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.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides the following technical solutions: a high-frequency corrosion-resistant circuit board, comprising a mounting plate 1, a foot 6 is arranged on the lower side of the mounting plate 1, a bolt 5 is threadedly connected at the upper corner of the mounting plate 1, a cooling fan body 2 is arranged inside the mounting plate 1, a mounting groove 8 corresponding to the cooling fan body 2 is opened inside the mounting plate 1, a circuit board fixing mechanism 4 is arranged on the upper side of the mounting plate 1, a circuit board body 3 is arranged on the upper end of the circuit board fixing mechanism 4, a wiring terminal 7 is arranged on the side of the circuit board body 3, and the cooling fan body 2 is fixedly connected to the mounting plate 1 through the cooling fan fixing mechanism 9.

[0023] Specifically, the cooling fan fixing mechanism 9 includes a fixing component 91, a slot 92, a fixing hole 93 and a block 94. The side of the cooling fan body 2 is provided with a block 94, and the side of the block 94 is provided with a fixing hole 93. The upper end of the mounting groove 8 is provided with a slot 92 corresponding to the block 94, and the side of the slot 92 is provided with a fixing component 91.

[0024] By adopting the above technical solution, when installing the cooling fan body 2, the block 94 on the side of the cooling fan body 2 is inserted into the inside of the slot 92, and then cooperates with the fixing component 91 and the fixing hole 93 to achieve the installation and fixation of the cooling fan body 2.

[0025] Specifically, the fixing assembly 91 includes a spring 913 and a fixing rod 914. The spring 913 is disposed inside the side of the slot 92, and the fixing rod 914 is disposed at the other end of the spring 913.

[0026] By adopting the above technical solution, when installing the cooling fan body 2, the slider 911 inside the sliding groove 912 is slid, and the slider 911 drives the fixing rod 914 to compress the spring 913 and embed it into the inside of the mounting plate 1, and then the block 94 on the side of the cooling fan body 2 is inserted into the inside of the slot 92, the slider 911 is released, and the spring 913 rebounds, thereby driving the fixing rod 914 to insert into the inside of the fixing hole 93, thereby realizing the installation and fixation of the cooling fan body 2.

[0027] Specifically, the fixing assembly 91 includes a slider 911 and a slide groove 912. The slider 911 is disposed at the upper end of the fixing rod 914, and the slide groove 912 corresponding to the slider 911 is disposed at the upper end of the mounting plate 1.

[0028] By adopting the above technical solution, when the cooling fan body 2 needs to be disassembled, the slider 911 inside the slide groove 912 is slid again, and the slider 911 drives the fixing rod 914 to slide out from the fixing hole 93, thereby facilitating the disassembly of the cooling fan body 2.

[0029] When the present embodiment is in use, when installing the cooling fan body 2, the slider 911 inside the sliding groove 912 is slid, and the slider 911 drives the fixing rod 914 to compress the spring 913 and embed into the inside of the mounting plate 1, and then the clamping block 94 on the side of the cooling fan body 2 is inserted into the inside of the clamping groove 92, the slider 911 is released, and the spring 913 rebounds, thereby driving the fixing rod 914 to insert into the inside of the fixing hole 93, thereby realizing the installation and fixation of the cooling fan body 2. When the cooling fan body 2 needs to be disassembled, the slider 911 inside the sliding groove 912 is slid again, and the slider 911 drives the fixing rod 914 to slide out from the inside of the fixing hole 93, thereby facilitating the disassembly of the cooling fan body 2.

[0030] Example 2

[0031] The present embodiment is different from the first embodiment in that the circuit board fixing mechanism 4 comprises a knob 41, a screw 42, a U-shaped plate 43, an L-shaped frame 44 and a fixing plate 45. The upper side of the mounting plate 1 is provided with an L-shaped frame 44, the other end of the L-shaped frame 44 is provided with a U-shaped plate 43, the internal thread connection of the U-shaped plate 43 is provided with a screw 42, the upper end of the screw 42 is provided with a knob 41, and the lower end of the screw 42 is rotatably connected with the fixing plate 45 through a bearing.

[0032] By adopting the above technical solution, when installing the circuit board body 3, the circuit board body 3 is placed inside the U-shaped plate 43, and the knob 41 is turned. The rotation of the knob 41 drives the screw 42 to rotate, and the rotation of the screw 42 drives the fixing plate 45 to descend. The fixing plate 45 descends to fix the circuit board body 3.

[0033] Specifically, a rubber pad 46 is provided on the lower end surface of the fixing plate 45.

[0034] By adopting the above technical solution, the provision of the rubber pad 46 can avoid damaging the circuit board body 3 .

[0035] When this embodiment is in use, when installing the circuit board body 3, the circuit board body 3 is placed inside the U-shaped plate 43, and the knob 41 is turned. The rotation of the knob 41 drives the screw 42 to rotate, and the rotation of the screw 42 drives the fixing plate 45 to descend. The fixing plate 45 descends to fix the circuit board body 3. The provision of the rubber pad 46 can prevent the circuit board body 3 from being damaged.

[0036] Working principle and use process of the utility model: When the utility model is in use, when installing the cooling fan body 2, the slider 911 inside the sliding groove 912 is slid, and the slider 911 drives the fixing rod 914 to compress the spring 913 and embed it into the inside of the mounting plate 1, and then the card block 94 on the side of the cooling fan body 2 is inserted into the inside of the card groove 92, the slider 911 is released, and the spring 913 rebounds, thereby driving the fixing rod 914 to insert into the inside of the fixing hole 93, thereby realizing the installation and fixation of the cooling fan body 2. When the cooling fan body needs to be fixed When disassembling, slide the slider 911 in the slide groove 912 again, and the slider 911 drives the fixing rod 914 to slide out from the fixing hole 93, so as to facilitate the disassembly of the cooling fan body 2; when installing the circuit board body 3, place the circuit board body 3 inside the U-shaped plate 43, turn the knob 41, and the rotation of the knob 41 drives the screw rod 42 to rotate, and the rotation of the screw rod 42 drives the fixing plate 45 to descend, and the fixing plate 45 descends to fix the circuit board body 3, and the provision of the rubber pad 46 can prevent the circuit board body 3 from being damaged.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-frequency corrosion-resistant circuit board, comprising a mounting plate, characterized in that: A foot is provided on the side of the lower end of the mounting plate, a bolt is threadedly connected at the corner of the upper end of the mounting plate, a cooling fan body is provided inside the mounting plate, a mounting groove corresponding to the cooling fan body is opened inside the mounting plate, a circuit board fixing mechanism is provided on the side of the upper end of the mounting plate, a circuit board body is provided on the upper end of the circuit board fixing mechanism, a wiring terminal is provided on the side of the circuit board body, and the cooling fan body is fixedly connected to the mounting plate through the cooling fan fixing mechanism.

2. A high-frequency corrosion-resistant circuit board according to claim 1, characterized in that: The cooling fan fixing mechanism includes a fixing component, a slot, a fixing hole and a block. A block is arranged on the side of the cooling fan body, a fixing hole is opened on the side of the block, a slot corresponding to the block is opened at the upper end of the installation slot, and a fixing component is arranged inside the side of the slot.

3. A high-frequency corrosion-resistant circuit board according to claim 2, characterized in that: The fixing assembly comprises a spring and a fixing rod. The spring is arranged inside the side of the slot, and the fixing rod is arranged at the other end of the spring.

4. A high-frequency corrosion-resistant circuit board according to claim 3, characterized in that: The fixing assembly comprises a slider and a slide groove. The upper end of the fixing rod is provided with a slider, and the upper end of the mounting plate is provided with a slide groove corresponding to the slider.

5. The high-frequency corrosion-resistant circuit board according to claim 1, characterized in that: The circuit board fixing mechanism includes a knob, a screw, a U-shaped plate, an L-shaped frame and a fixing plate. The upper side of the mounting plate is provided with an L-shaped frame, the other end of the L-shaped frame is provided with a U-shaped plate, the internal thread connection of the U-shaped plate is provided with a screw, the upper end of the screw is provided with a knob, and the lower end of the screw is rotatably connected with the fixing plate through a bearing.

6. A high-frequency corrosion-resistant circuit board according to claim 5, characterized in that: A rubber pad is arranged on the lower end surface of the fixing plate.

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