Damp-proof cabinet for printed circuit board storage

Abstract

The utility model discloses a moisture-proof cabinet for storing printed circuit boards, which comprises a cabinet body, an air blower is fixedly mounted at the top of the cabinet body, an air inlet of the air blower is fixedly connected with an air inlet pipe, the bottom of the air inlet pipe is inserted into the cabinet body, the bottom end of the air inlet pipe extends into a screw cap sleeve, and a threaded groove is formed in the surface of the air inlet pipe. The inner wall of the screw cap sleeve top plate is in threaded connection with the surface of the air inlet pipe. According to the moisture-proof cabinet for storing the printed circuit board, air is blown through an air blower, meanwhile, air blown from the outside is filtered through a filter screen plate, impurities contained in the air are filtered out, the air is temporarily stored in a screw cap sleeve, and the blown air is conveyed to the lower space in the cabinet body in cooperation with a ventilation pipe; and internal gas is exhausted through the electronic vent valve tube, so that the ventilation state in the cabinet body is accelerated, internal moisture is avoided, and the internal moisture-proof effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field related to printed circuit boards, in particular to a moisture-proof cabinet for storing printed circuit boards. Background Art

[0002] Printed circuit boards, also known as printed circuit boards, are important electronic components and support bodies for electronic components. They are also carriers for electrical connections of electronic components. Because they are made using electronic printing technology, they are called "printed" circuit boards. Printed circuit boards need to be stored during processing, so special storage cabinets are needed in the workshop to store them. However, the existing storage cabinets for printed circuit board processing do not have moisture-proof functions, which results in the stored printed circuit boards being affected by moisture when leaving the factory, affecting the quality of the finished products. For this reason, our company has proposed a moisture-proof cabinet for storing printed circuit boards. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies in the prior art, the utility model provides a moisture-proof cabinet for storing printed circuit boards, which solves the problem that the existing storage cabinets for processing printed circuit boards have no moisture-proof function, thereby causing the quality of the stored printed circuit boards to be affected by moisture when leaving the factory.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a moisture-proof cabinet for storing printed circuit boards, comprising a cabinet body, a blower is fixedly installed on the top of the cabinet body, an air inlet of the blower is fixedly connected to an air inlet pipe, the bottom of the air inlet pipe is inserted into the interior of the cabinet body, and the bottom end of the air inlet pipe extends to the interior of a screw cover sleeve, a threaded groove is opened on the surface of the air inlet pipe, the inner wall of the top plate of the screw cover sleeve is threadedly connected to the surface of the air inlet pipe, a bottom cover cylinder is inserted into the bottom of the screw cover sleeve, a ventilation pipe is fixedly inserted into the bottom of the bottom cover cylinder, a fixed connecting rod is fixedly connected to the front and back sides of the bottom cover cylinder, the top of the fixed connecting rod is fixedly connected to the top of the cabinet inner cavity, a filter screen is arranged inside the bottom cover cylinder, a controller is fixedly installed on the top of the cabinet body, and the top of the controller and A humidity sensor is fixedly installed at the bottom, an electronic ventilation valve tube is fixedly installed on the right side of the cabinet, the electronic ventilation valve tube, humidity sensor and blower are electrically connected to the controller through a data cable, a plurality of supporting mesh plates are slidably sleeved on the surface of the ventilation tube, both sides of the supporting mesh plates are fixedly connected with sliding parts, the other sides of the two sliding parts are slidably connected to the two side walls of the cabinet inner cavity respectively, a plurality of storage racks are fixedly installed on the top of the supporting mesh plates, a threaded adjustment hanging barrel is fixedly connected to the top of the cabinet inner cavity, the surfaces of the plurality of supporting mesh plates are movably sleeved with the surface of the threaded adjustment hanging barrel, a threaded adjustment cap is rotatably connected to the bottom of the supporting mesh plates, the inner ring of the threaded adjustment cap is threadably sleeved with the surface of the threaded adjustment hanging barrel, and the bottom of the threaded adjustment hanging barrel is fixedly connected to a limited bottom plate.

[0007] Preferably, two top sliding rods are fixedly connected to the bottom of the filter screen plate, the bottom ends of the top sliding rods pass through the bottom plate of the bottom cover tube and extend to the outside of the bottom cover tube, and the surfaces of the top sliding rods are slidably connected to the inner wall of the bottom plate of the bottom cover tube.

[0008] Preferably, the bottoms of the two top sliding rods are fixedly connected to the top of the push-slide collar, and the inner ring of the push-slide collar is slidably sleeved with the surface of the ventilation pipe.

[0009] Preferably, a return spring is sleeved on the surface of the top slide rod located inside the bottom cover tube, and the top and bottom of the return spring are fixedly connected to the bottom of the filter screen plate and the bottom of the inner cavity of the bottom cover tube respectively.

[0010] Preferably, the bottom of the inner cavity of the cabinet is rotatably connected to a bottom rotating rod, the surface of the bottom rotating rod is fixedly sleeved with a driving rotating drum, the surface of the driving rotating drum is fixedly connected to a plurality of rotating fan blades, the bottom of the ventilation duct is fixedly connected to an air uniforming plate, and the interior of the air uniforming plate is connected to the interior of the ventilation duct.

[0011] (III) Beneficial effects

[0012] The utility model provides a moisture-proof cabinet for storing printed circuit boards. It has the following beneficial effects:

[0013] (1) The moisture-proof cabinet for storing printed circuit boards, through the arrangement of the cabinet body, and the coordinated use of the blower, air inlet pipe, screw cover sleeve, bottom cover sleeve, ventilation pipe, fixed connecting rod, filter screen plate, top sliding rod, reset spring, controller, humidity sensor, electronic ventilation valve pipe, supporting mesh plate, sliding member, storage rack, threaded adjustment hanging tube, threaded adjustment sleeve cap, and limit bottom plate, plays the role of blowing air through the blower, and filtering the gas blown in from the outside through the filter screen plate, filtering out impurities contained in the air, and temporarily storing them in the inside of the screw cover sleeve, and cooperating with the ventilation pipe to transport the blown air to the lower space inside the cabinet body, and exhausting the internal gas through the electronic ventilation valve pipe, so as to accelerate the ventilation state inside the cabinet body and avoid moisture inside the cabinet body, thereby achieving the effect of making the interior of the cabinet body moisture-proof. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the internal structure of the utility model;

[0015] Figure 2 The utility model structure Figure 1 A magnified schematic diagram of point A;

[0016] Figure 3 The utility model structure Figure 1 An enlarged schematic diagram of point B;

[0017] Figure 4 The utility model structure Figure 2 An enlarged schematic diagram of point C;

[0018] Figure 5 The utility model structure Figure 2 An enlarged schematic diagram of the interior at C of FIG.

[0019] Figure 6 The utility model structure Figure 3 Enlarged schematic diagram of point D.

[0020] In the figure: 1. cabinet; 2. blower; 3. air inlet pipe; 4. screw cover sleeve; 5. bottom cover cylinder; 6. ventilation pipe; 7. fixed connecting rod; 8. filter screen; 9. top slide rod; 10. reset spring; 11. push-slide ring; 12. controller; 13. humidity sensor; 14. electronic ventilation valve tube; 15. support screen; 16. sliding part; 17. storage rack; 18. threaded adjustment hanging cylinder; 19. threaded adjustment sleeve cap; 20. limit bottom plate; 21. bottom rotating rod; 22. drive rotating cylinder; 23. rotating fan blades; 24. wind uniformity plate. DETAILED DESCRIPTION

[0021] 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.

[0022] like Figure 1-6As shown, the utility model provides a technical solution: a moisture-proof cabinet for storing printed circuit boards, comprising a cabinet 1, a blower 2 is fixedly installed on the top of the cabinet 1, and the setting of the blower 2 can achieve the effect of blowing air inside the cabinet 1, so as to achieve the effect of quickly ventilating the inside of the cabinet 1 and prevent the inside from getting damp, the air inlet of the blower 2 is fixedly connected with an air inlet pipe 3, the bottom of the air inlet pipe 3 is inserted into the inside of the cabinet 1, and the bottom end of the air inlet pipe 3 extends to the inside of a screw cover sleeve 4, a threaded groove is provided on the surface of the air inlet pipe 3, the inner wall of the top plate of the screw cover sleeve 4 is threadedly connected to the surface of the air inlet pipe 3, a bottom cover tube 5 is inserted into the bottom of the screw cover sleeve 4, a ventilation pipe 6 is fixedly inserted into the bottom of the bottom cover tube 5, and the front and back sides of the bottom cover tube 5 are fixed A fixed connecting rod 7 is connected, and the top of the fixed connecting rod 7 is fixedly connected to the top of the inner cavity of the cabinet 1. A filter screen plate 8 is arranged inside the bottom cover tube 5. Through the arrangement of the filter screen plate 8, the impurities in the gas blown in can be filtered. Two top sliding rods 9 are fixedly connected to the bottom of the filter screen plate 8. The bottom end of the top sliding rod 9 passes through the bottom plate of the bottom cover tube 5 and extends to the outside of the bottom cover tube 5. The surface of the top sliding rod 9 is slidably connected to the inner wall of the bottom plate of the bottom cover tube 5. The bottom of the two top sliding rods 9 is fixedly connected to the top of the push-sliding ring 11. The inner ring of the push-sliding ring 11 is slidably sleeved with the surface of the ventilation pipe 6. The surface of the top sliding rod 9 located inside the bottom cover tube 5 is sleeved with a reset spring 10. The top and bottom of the reset spring 10 are respectively connected to the bottom and The bottom of the inner cavity of the bottom cover tube 5 is fixedly connected, and through the setting of the screw cover sleeve 4, the top slide rod 9, the return spring 10 and the push-slide ring 11, the screw cover sleeve 4 is rotated upward to separate the screw cover sleeve 4 from the bottom cover tube 5, and the push-slide ring 11 is pushed upward to push the filter screen plate 8 upward, so as to push out the impurities filtered out, so as to take them out. A controller 12 is fixedly installed on the top of the cabinet 1, and humidity sensors 13 are fixedly installed on the top and bottom of the controller 12. Through the setting of the humidity sensor 13, the gas on both sides of the cabinet 1 can be monitored in real time. An electronic ventilation valve pipe 14 is fixedly installed on the right side of the cabinet 1. The electronic ventilation valve The tube 14, the humidity sensor 13 and the blower 2 are all electrically connected to the controller 12 through a data line. A plurality of supporting mesh plates 15 are slidably sleeved on the surface of the ventilation pipe 6. Both sides of the supporting mesh plates 15 are fixedly connected with sliding members 16. The other sides of the two sliding members 16 are slidably connected to the two side walls of the inner cavity of the cabinet 1 respectively. Through the setting of the sliding members 16, the stability of each supporting mesh plate 15 is higher when the displacement is adjusted up and down inside the cabinet 1. A plurality of storage racks 17 are fixedly installed on the top of the supporting mesh plate 15. A threaded adjustment hanging barrel 18 is fixedly connected to the top of the inner cavity of the cabinet 1. The surfaces of the plurality of supporting mesh plates 15 are movably sleeved with the surfaces of the threaded adjustment hanging barrel 18. The bottom of the supporting mesh plate 15 is rotatably connected with a threaded adjustment cap 19.The inner circle of the threaded adjustment sleeve cap 19 is threadedly sleeved with the surface of the threaded adjustment hanging tube 18. Through the arrangement of the threaded adjustment hanging tube 18 and the threaded adjustment sleeve cap 19, the height of each layer of the supporting mesh plate 15 can be independently adjusted according to the needs. The corresponding threaded adjustment sleeve cap 19 is threadedly displaced on the surface of the threaded adjustment hanging tube 18 to achieve the effect of adjusting the height of the storage rack 17 on the corresponding supporting mesh plate 15. The bottom of the threaded adjustment hanging tube 18 is fixedly connected to the limited bottom plate 20. Through the arrangement of the limited bottom plate 20, it plays a role in In order to prevent the bottom support mesh plate 15 from falling off from the threaded adjustment hanging tube 18, the bottom of the inner cavity of the cabinet 1 is rotatably connected with a bottom rotating rod 21, and a driving rotating drum 22 is fixedly sleeved on the surface of the bottom rotating rod 21. A plurality of rotating blades 23 are fixedly connected to the surface of the driving rotating drum 22. A uniform wind plate 24 is fixedly connected to the bottom of the ventilation pipe 6. The interior of the uniform wind plate 24 is connected to the interior of the ventilation pipe 6. Through the arrangement of the uniform wind plate 24 and the rotating blades 23, the gas blown into the cabinet 1 by the dynamic blower 2 is uniformly ejected.

[0023] When in use, the humidity of the air outside and inside the cabinet 1 is monitored by the humidity sensors 13 installed outside and inside the cabinet 1. When the interior of the cabinet 1 needs to be ventilated and moisture-proof, the electronic ventilation valve tube 14 is opened, and then the blower 2 is started to blow the air outside into the interior of the screw cover sleeve 4 and the bottom cover tube 5, and the gas blown from the outside is filtered through the filter screen plate 8 to filter out impurities contained in the air and temporarily store them inside the screw cover sleeve 4. The blown gas is then transported to the lower space inside the cabinet 1 through the ventilation pipe 6, and the external gas is evenly sprayed out through the wind uniforming plate 24. At the same time, in conjunction with the rotation of the rotating fan blades 23, the gas blown into the interior of the cabinet 1 is evenly fanned upwards, so that the gas inside the cabinet is discharged outward through the electronic ventilation valve tube 14, so as to speed up the ventilation state inside the cabinet 1 and avoid moisture inside, thereby achieving the purpose of making the interior moisture-proof. At the same time, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0024] In summary, the moisture-proof cabinet for storing printed circuit boards, through the arrangement of the cabinet body 1, and the coordinated use of the blower 2, the air inlet pipe 3, the screw cover sleeve 4, the bottom cover tube 5, the ventilation pipe 6, the fixed connecting rod 7, the filter screen plate 8, the top sliding rod 9, the reset spring 10, the controller 12, the humidity sensor 13, the electronic ventilation valve tube 14, the supporting mesh plate 15, the sliding member 16, the storage rack 17, the threaded adjustment hanging tube 18, the threaded adjustment sleeve cap 19, and the limiting bottom plate 20, plays a role in blowing air through the blower 2, and filtering the gas blown in from the outside through the filter screen plate 8, filtering out the impurities contained in the air, and temporarily storing them in the inside of the screw cover sleeve 4, and cooperating with the ventilation pipe 6 to transport the blown air to the lower space inside the cabinet body 1, and exhausting the internal gas through the electronic ventilation valve tube 14, so as to speed up the ventilation state inside the cabinet body 1 and avoid moisture inside, thereby achieving the effect of making the interior moisture-proof.

[0025] 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 sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0026] 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 moisture-proof cabinet for storing printed circuit boards, comprising a cabinet body (1), characterized in that: A blower (2) is fixedly mounted on the top of the cabinet (1); an air inlet of the blower (2) is fixedly connected to an air inlet pipe (3); the bottom of the air inlet pipe (3) is inserted into the interior of the cabinet (1); and the bottom end of the air inlet pipe (3) extends to the interior of a screw cover sleeve (4); a threaded groove is provided on the surface of the air inlet pipe (3); the inner wall of the top plate of the screw cover sleeve (4) is threadedly connected to the surface of the air inlet pipe (3); a bottom cover sleeve (5) is inserted into the bottom of the screw cover sleeve (4); and the bottom cover A ventilation pipe (6) is fixedly inserted into the bottom of the cylinder (5); a fixed connecting rod (7) is fixedly connected to the front and back of the bottom cover cylinder (5); the top of the fixed connecting rod (7) is fixedly connected to the top of the inner cavity of the cabinet (1); a filter screen (8) is arranged inside the bottom cover cylinder (5); a controller (12) is fixedly installed on the top of the cabinet (1); a humidity sensor (13) is fixedly installed on the top and bottom of the controller (12); and a temperature sensor (13) is fixedly installed on the right side of the cabinet (1). An electronic ventilation valve tube (14) is installed, and the electronic ventilation valve tube (14), the humidity sensor (13) and the blower (2) are all electrically connected to the controller (12) through a data line. The surface of the ventilation tube (6) is slidably sleeved with a plurality of supporting mesh plates (15), and both sides of the supporting mesh plates (15) are fixedly connected with sliding members (16), and the other sides of the two sliding members (16) are respectively slidably connected to the two side walls of the inner cavity of the cabinet (1), and the top of the supporting mesh plates (15) is fixedly installed. There are a plurality of storage racks (17), the top of the inner cavity of the cabinet (1) is fixedly connected with a threaded adjustment hanging tube (18), the surfaces of the plurality of supporting mesh plates (15) are movably sleeved with the surface of the threaded adjustment hanging tube (18), the bottom of the supporting mesh plate (15) is rotatably connected with a threaded adjustment sleeve cap (19), the inner ring of the threaded adjustment sleeve cap (19) is threadedly sleeved with the surface of the threaded adjustment hanging tube (18), and the bottom of the threaded adjustment hanging tube (18) is fixedly connected with a limiting bottom plate (20).

2. A moisture-proof cabinet for storing printed circuit boards according to claim 1, characterized in that: The bottom of the filter screen plate (8) is fixedly connected to two top sliding rods (9), the bottom ends of the top sliding rods (9) pass through the bottom plate of the bottom cover cylinder (5) and extend to the outside of the bottom cover cylinder (5), and the surfaces of the top sliding rods (9) are slidably connected to the inner wall of the bottom plate of the bottom cover cylinder (5).

3. A moisture-proof cabinet for storing printed circuit boards according to claim 2, characterized in that: The bottoms of the two top sliding rods (9) are fixedly connected to the top of the push-slide collar (11), and the inner ring of the push-slide collar (11) is slidably sleeved with the surface of the ventilation pipe (6).

4. A moisture-proof cabinet for storing printed circuit boards according to claim 3, characterized in that: A return spring (10) is sleeved on the surface of the top sliding rod (9) located inside the bottom cover cylinder (5), and the top and bottom of the return spring (10) are fixedly connected to the bottom of the filter screen plate (8) and the bottom of the inner cavity of the bottom cover cylinder (5) respectively.

5. The moisture-proof cabinet for storing printed circuit boards according to claim 1, characterized in that: The bottom of the inner cavity of the cabinet (1) is rotatably connected to a bottom rotating rod (21), the surface of the bottom rotating rod (21) is fixedly sleeved with a driving rotating drum (22), the surface of the driving rotating drum (22) is fixedly connected to a plurality of rotating blades (23), the bottom of the ventilation pipe (6) is fixedly connected to an air leveling plate (24), and the interior of the air leveling plate (24) is in communication with the interior of the ventilation pipe (6).

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