CN117750736A - An active external circulation ventilation shielded cabinet - Google Patents

Abstract

The invention relates to an active external circulation ventilation shielded cabinet, which includes a cabinet. A cabinet door is provided on the front of the cabinet. A through hole is provided at the upper end of one side of the cabinet, and another through hole is also provided at the lower end of one side of the cabinet. , anti-static fibers are installed in both through holes, a mounting frame is fixed on the outside of the cabinet, a dust-proof net is installed on one side of the mounting frame, a hair dryer is installed in one of the installation frames, and an exhaust is installed in the other installation frame The machine, the exhaust fan and the hair dryer are all arranged outside the dust-proof net. A bottom plate is provided below the cabinet. A lifting mechanism is fixedly installed on the top of the bottom plate. The bottom of the cabinet is fixedly connected to the lifting mechanism. The invention solves the problem of heat dissipation in existing electromagnetic shielding cabinets. The performance is average and generally does not have the function of waterproofing. When using electromagnetic shielding cabinets in some low-lying places, when flooding occurs, the electromagnetic shielding cabinet will be threatened by flooding and water will enter, causing damage to internal equipment. Problems causing losses.

Description

An active external circulation ventilation shielded cabinet

Technical field

The invention relates to the technical field of shielded cabinets, and in particular to an active external circulation ventilation type shielded cabinet.

Background technique

Electromagnetic shielding cabinets can be used to place computers, which can prevent electromagnetic waves from harming people, effectively suppress the leakage of computer electromagnetic information and prevent external strong electromagnetic harassment from affecting the normal operation of computers. They are widely used in some high-tech confidential places. Electromagnetic shielding cabinets The shielding cabinet is an indispensable security device.

However, the existing electromagnetic shielding cabinets have average heat dissipation performance and generally do not have the function of waterproofing. When electromagnetic shielding cabinets are used in some low-lying places, the electromagnetic shielding cabinets will be threatened by flooding when waterlogging occurs. Water intrusion will cause damage to internal equipment and cause losses. Therefore, the present invention proposes an active external circulation ventilation shielded cabinet to solve the above problems.

Contents of the invention

In view of the above-mentioned defects in the prior art, the purpose of the present invention is to provide an active external circulation ventilation shielded cabinet.

In order to achieve the above object, the present invention provides an active external circulation ventilation type shielded cabinet, which includes a cabinet, a cabinet door is provided on the front of the cabinet, and a through hole is provided at the upper end of one side of the cabinet. There is also another through hole at the lower end of one side of the cabinet, and anti-static fibers are installed in both through holes. A mounting frame is fixed on the outside of the cabinet, and a dust-proof net is installed on one side of the mounting frame. , a hair dryer is installed in one of the installation frames, and an exhaust fan is installed in the other installation frame. The exhaust fan and the hair dryer are both arranged outside the dust-proof net, and there is an exhaust fan installed under the cabinet. A bottom plate, a lifting mechanism is fixedly arranged on the top of the bottom plate, and the bottom of the cabinet is fixedly connected to the lifting mechanism.

Preferably, telescopic rods are fixedly provided at four corners of the top of the bottom plate, and the top ends of the telescopic rods are installed at the bottom of the cabinet.

Preferably, a mounting plate is provided at the bottom of the cabinet, and a plurality of positioning screws are evenly provided at the bottom of the mounting plate. The mounting plate is fixed to the bottom of the cabinet through the positioning screws.

Preferably, the lifting mechanism comprises a fixed frame, the fixed frame is fixedly arranged on the top of the bottom plate, a cover plate is fixedly arranged on the top of the fixed frame, and a lifting part is fixedly arranged on the bottom of the fixed frame.

Preferably, a lifting rod is provided on the top of the lifting part, and the top of the lifting rod movably passes through the fixed frame and extends upward to be fixedly connected to the mounting plate.

Preferably, the lifting part includes a threaded tube, the bottom of the threaded tube is rotated at the bottom of the fixed frame through a bearing, a threaded rod is provided in the threaded tube, and the threaded tube is threadedly matched with the threaded rod, so The top end of the threaded rod is rotationally connected to the lifting rod.

Preferably, a forward and reverse motor is fixed on one side of the fixed frame, a support rod is fixed on the output end of the forward and reverse motor, and a first gear is fixed on one end of the support rod away from the forward and reverse motor, so The outer fixed sleeve of the threaded pipe is provided with a first gear, and the first gear meshes with the first gear.

Preferably, first connecting rods are fixedly provided on both sides of the upper end of the lifting rod. One end of the first connecting rod away from the lifting rod is fixedly connected to the telescopic end of the telescopic rod. The top of the first connecting rod Several second connecting rods are fixedly provided, and the second connecting rods are fixedly connected to the installation plate. A humidity sensor is fixedly installed at the bottom of the installation plate. The humidity sensor is electrically connected to the controller. The humidity sensor The sensor is electrically connected to the forward and reverse motors.

Compared with the prior art, the beneficial effects of the present invention are:

1. By setting up structures such as through holes, hair dryers, exhaust fans and anti-static fibers, installing anti-static fibers in the through holes can effectively reduce static electricity caused by air friction and bring it into the electromagnetic shielding cabinet. Start the hair dryer and exhaust fan to work at the same time. , the hair dryer blows into the outside air, and the exhaust fan extracts the hot air in the cabinet, which improves the ventilation and heat dissipation of the shielded cabinet and solves the problem of mediocre heat dissipation performance of the existing electromagnetic shielding cabinet.

2. Through the structure of the forward and reverse motors, threaded pipes and humidity sensors, when the humidity sensor senses the humidity, the humidity sensor transmits the signal to the controller. The controller controls the operation of the forward and reverse motors, and the forward and reverse motors drive the third humidifier. When one gear rotates, the first gear drives the second gear to rotate, which in turn drives the threaded rod to move upward, thereby raising the height of the cabinet and making it waterproof. This solves the problem that existing electromagnetic shielding cabinets generally do not have the waterproof function. Function, when using electromagnetic shielding cabinets in some low-lying places, when waterlogging occurs, the electromagnetic shielding cabinet will be threatened by flooding and water will enter, causing damage to internal equipment and causing losses.

Description of drawings

In order to explain the solution of the present invention more clearly, a brief introduction will be given below to the drawings needed to describe the embodiments of the present invention. Obviously, the drawings in the following description are some embodiments of the present invention, which are of great significance to this field. Ordinary technicians can also obtain other drawings based on these drawings without exerting creative work.

Figure 1 is a front view provided by the present invention.

Figure 2 is a schematic structural diagram provided by the present invention.

Figure 3 is a schematic structural diagram of the lifting part provided by the present invention.

Figure 4 is an enlarged schematic diagram of part A provided by the present invention.

Explanation of reference symbols:

1. Bottom plate; 2. Cabinet door; 3. Fixed frame; 4. Cover plate; 5. Telescopic rod; 6. Positioning screw; 7. Mounting plate; 8. Mounting frame; 9. Cabinet body; 10. Hair dryer; 11. Dust-proof net; 12. Through hole; 13. Anti-static fiber; 14. Exhaust fan; 15. Second connecting rod; 16. First connecting rod; 17. Lifting rod; 18. Lifting part; 181. Threaded rod; 182 , threaded pipe; 183, second gear; 184, forward and reverse motor; 185, first gear; 186, bearing; 187, support rod; 19, humidity sensor.

Detailed ways

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be more clearly defined. Obviously, the described embodiments are only some of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without any creative work fall within the scope of protection of the present invention.

The terms "including" and "having" and any variations thereof in the description and claims of the present invention and the above description of the drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the description and claims of the present invention or the above-mentioned drawings are used to distinguish different objects, rather than describing a specific sequence.

Please refer to Figures 1-4. The present invention provides an active external circulation ventilation shielded cabinet, which includes a cabinet 9. A cabinet door 2 is provided on the front of the cabinet 9. A through hole 12 is provided at the upper end of one side of the cabinet 9. Another through hole 12 is also provided at the lower end of one side of the cabinet 9. Anti-static fibers 13 are installed in the two through holes 12. A mounting frame 8 is fixedly provided on the outside of the cabinet 9, and a dustproof frame 8 is installed on one side of the cabinet 9. Net 11, a hair dryer 10 is installed in one of the installation frames 8, and an exhaust fan 14 is installed in the other installation frame 8. The exhaust fan 14 and the hair dryer 10 are both arranged outside the dust filter 11, and a base plate 1 is provided below the cabinet 9 , a lifting mechanism is fixedly provided on the top of the base plate 1, and the bottom of the cabinet 9 is fixedly connected to the lifting mechanism. Through the provided through hole 12, hair dryer 10, exhaust fan 14 and anti-static fiber 13, anti-static fiber is installed in the through hole 12. 13. It can effectively reduce static electricity caused by air friction and bring it into the electromagnetic shielding cabinet. Start the hair dryer 10 and the exhaust fan 14 to work at the same time. The hair dryer 10 blows in the outside air, and the exhaust fan 14 draws out the hot air in the cabinet, which improves the efficiency of the shielded cabinet. Ventilation and heat dissipation solve the problem of mediocre heat dissipation performance of existing electromagnetic shielding cabinets;

Please refer to Figure 2-4. Telescopic rods 5 are respectively fixed at the top four corners of the bottom plate 1. The tops of the telescopic rods 5 are installed at the bottom of the cabinet 9. The bottom of the cabinet 9 is provided with a mounting plate 7. The bottom of the mounting plate 7 is evenly provided with Several positioning screws 6, the mounting plate 7 is fixed to the bottom of the cabinet 9 through the positioning screws 6, the lifting mechanism includes a fixed frame 3, the fixed frame 3 is fixed on the top of the bottom plate 1, and the top of the fixed frame 3 is fixed with a cover 4 , a lifting part 18 is fixedly provided at the bottom of the fixed frame 3, and a lifting rod 17 is provided at the top of the lifting part 18. The top of the lifting rod 17 moves through the fixed frame 3 and extends upward to be fixedly connected to the mounting plate 7. The lifting part 18 includes a threaded pipe 1822, The bottom of the threaded tube 1822 is rotated by the bearing 186 and is installed at the bottom of the fixed frame 3. A threaded rod 181 is provided in the threaded tube 182. The threaded tube 182 is threaded with the threaded rod 181. The top of the threaded rod 181 is rotationally connected to the lifting rod 17. The fixed frame 3 A forward and reverse motor 184 is fixedly provided on the inner side, a support rod 187 is fixedly provided at the output end of the forward and reverse motor 184, a first gear 185 is fixedly provided at one end of the support rod 187 away from the forward and reverse motor 184, and the outer fixed sleeve of the threaded pipe 182 is provided with a The second gear 183 and the first gear 185 mesh with the second gear 183. First connecting rods 16 are respectively fixed on both sides of the upper end of the lifting rod 17. The end of the first connecting rod 16 away from the lifting rod 17 is in contact with the telescopic rod 5. The first connecting rod 16 is fixedly connected at the top with several second connecting rods 15 . The second connecting rods 15 are fixedly connected with the mounting plate 7 . A humidity sensor 19 is fixedly installed at the bottom of the mounting plate 7 . The humidity sensor 19 is connected to the mounting plate 7 . The controller is electrically connected, and the humidity sensor 19 is electrically connected to the forward and reverse motor 184. Through the set forward and reverse motor 184, the threaded pipe 182 and the humidity sensor 19 and other structures, when the humidity sensor 19 senses humidity, the humidity sensor 19 The signal is transmitted to the controller, and the controller controls the forward and reverse motors 184 to work. The forward and reverse motors 184 drive the first gear 185 to rotate, and the first gear 185 drives the second gear 183 to rotate, which in turn drives the threaded rod 181 to move upward, thereby raising the The height of the cabinet makes it waterproof, which solves the problem that existing electromagnetic shielding cabinets generally do not have the function of waterproofing. When electromagnetic shielding cabinets are used in some low-lying places, when waterlogging occurs, the electromagnetic Shielded cabinets may be threatened by flooding, causing water intrusion, causing damage to internal equipment and causing losses.

Working principle and usage method of the present invention:

When in use, anti-static fiber 13 is installed in the through hole 12, which can effectively reduce static electricity caused by air friction and brought into the electromagnetic shielding cabinet. Start the hair dryer 10 and the exhaust fan 14 to work at the same time. The hair dryer 10 blows in the outside air, and the exhaust fan 14 will The hot air in the cabinet is extracted, which improves the ventilation and heat dissipation of the shielded cabinet. When the humidity sensor 19 senses the humidity, the humidity sensor 19 transmits the signal to the controller, and the controller controls the forward and reverse motors 184 to work, and the forward and reverse motors 184 The first gear 185 is driven to rotate, and the first gear 185 drives the second gear 183 to rotate, thereby driving the threaded rod 181 to move upward, thereby raising the height of the cabinet and making it waterproof.

The above is only used to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that they can still make modifications to the foregoing embodiments. Modify the recorded technical solution, or make equivalent substitutions for some or all of the technical features; any equivalent structure or equivalent process transformation made using the content of the description and drawings of the present invention, or directly or indirectly used in other related technical fields , are all similarly included in the scope of patent protection of the present invention.

Claims (8)

1. An initiative extrinsic cycle formula shielding rack of taking a breath, its characterized in that: including the cabinet body, the cabinet body openly is provided with the cabinet door, the through-hole has been seted up to one side upper end of the cabinet body, another through-hole has also been seted up to one side lower extreme of the cabinet body, two all install antistatic fiber in the through-hole, the cabinet body outside is fixed to be provided with the installing frame, one of them installs the dust screen in the installing frame one side install the hair-dryer in the installing frame, another install the air exhauster in the installing frame, the air exhauster with the hair-dryer all sets up the outside of dust screen, cabinet body below is provided with the bottom plate, the bottom plate top is fixed to be provided with elevating system, cabinet body bottom and elevating system fixed connection.

2. An active external circulation ventilation type shielding cabinet according to claim 1, wherein: the four corners at the top of the bottom plate are respectively fixedly provided with a telescopic rod, and the top ends of the telescopic rods are arranged at the bottom of the cabinet body.

3. An active external circulation ventilation type shielding cabinet according to claim 2, wherein: the cabinet body bottom is provided with the mounting panel, the mounting panel bottom evenly is provided with a plurality of set screw, the mounting panel passes through set screw fixes the bottom of the cabinet body.

4. An active external circulation ventilation type shielding cabinet according to claim 3, wherein: the lifting mechanism comprises a fixed frame, the fixed frame is fixedly arranged at the top of the bottom plate, a cover plate is fixedly arranged at the top of the fixed frame, and a lifting part is fixedly arranged at the bottom in the fixed frame.

5. An active external circulation ventilation type shielding cabinet according to claim 4, wherein: the lifting part top is provided with the lifter, the lifter top activity run through the fixed frame and upwards extend with mounting panel fixed connection.

6. An active external circulation ventilation type shielding cabinet according to claim 5, wherein: the lifting part comprises a threaded pipe, the bottom of the threaded pipe is rotatably arranged at the inner bottom of the fixed frame through a bearing, a threaded rod is arranged in the threaded pipe, the threaded pipe is in threaded fit with the threaded rod, and the top end of the threaded rod is rotatably connected with the lifting rod.

7. The active external circulation ventilation type shielding cabinet according to claim 6, wherein: the positive and negative motor is fixedly arranged on one side in the fixed frame, a supporting rod is fixedly arranged at the output end of the positive and negative motor, a first gear is fixedly arranged at one end, far away from the positive and negative motor, of the supporting rod, a second gear is fixedly sleeved on the outer side of the threaded pipe, and the first gear is meshed with the second gear.

8. The active external circulation ventilation type shielding cabinet of claim 7, wherein: the utility model discloses a lifting rod, including lifter, controller, first connecting rod, second connecting rod, humidity inductor, controller, positive and negative motor electricity, the lifter upper end both sides are fixed respectively to be provided with the head rod, the head rod keep away from the one end of lifter with the telescopic link's telescopic link fixed connection, the head rod top is fixed to be provided with a plurality of second connecting rod, the second connecting rod with mounting panel fixed connection, the mounting panel bottom is fixed to be provided with the humidity inductor, the humidity inductor is connected with the controller electricity, the humidity inductor is connected with positive and negative motor electricity.