CN117729739A - Control box with separated inner and outer cavities - Google Patents

Abstract

The invention discloses a control box with separated inner and outer cavities, which comprises a box body, a control panel, an air duct, a fan, a control module, a power module and a main control board, wherein the control panel is arranged on the box body; the control panel is rotatably connected to the upper surface of the box body to serve as an upper panel, and is connected through the supporting component to realize that the panel is opened in place to hover; the air duct is horizontally arranged in the middle of the box body, fans are arranged at two ends of the air duct to form a heat dissipation loop, and the heat dissipation loop penetrates through the box body from left to right; the control module is installed in the wind channel both sides, and main control board, power module set up respectively at box front panel, rear panel inner wall, are equipped with the heat dissipation groove on the rear panel. The invention can increase the protection of the components in the box body under the condition of meeting the heat dissipation.

Description

Control box with separated inner and outer cavities

Technical Field

The invention relates to the technical field of control equipment, in particular to a control box with separated inner and outer cavities.

Background

The control box is the same as the display console and the control cabinet, and is widely applied to various fields as equipment with functions of display, control and man-machine interaction operation. In general, a control box is arranged in large-scale electronic information equipment for performing later man-machine interaction operation. The control box is used as an important component in field debugging, and the performance requirements of convenient transportation and storage limit the appearance size of the control box, so that the compact structural arrangement of components in the control box is generally required on the premise of meeting the debugging use requirement, but the heat dissipation requirement of components mounted in the box is also required, and the offshore use environment can be met.

When the heat dissipation device is designed, the influence of heat dissipation and other factors on the performance of components in the box body is required to be considered, so that the control box used at present is subjected to corresponding heat dissipation design, when the heat dissipation capacity of the components is large, liquid cooling or air cooling can be utilized for heat dissipation, compared with liquid cooling heat dissipation, the cost of air cooling heat dissipation is lower on the premise of meeting the heat dissipation requirement, the installation process is simpler, but under the air cooling environment, the air mixed with salt fog and mould can be in direct contact with the components installed in the box body, and therefore the damage of the external environment to the components in the box body can be accelerated. How to utilize air cooling to dissipate heat without damaging components in the box body is a technical problem to be solved.

Disclosure of Invention

In view of the above, the invention provides a control box with separated inner and outer cavities, which can increase the protection of components in the box body under the condition of meeting the heat dissipation.

The technical scheme adopted by the invention is as follows:

a control box with separated inner and outer cavities comprises a box body, a control panel, an air duct, a fan, a control module, a power module and a main control board;

the control panel is rotatably connected to the upper surface of the box body to serve as an upper panel, and is connected through the supporting component to realize that the panel is opened in place to hover; the air duct is horizontally arranged in the middle of the box body, fans are arranged at two ends of the air duct to form a heat dissipation loop, and the heat dissipation loop penetrates through the box body from left to right; the control module is installed in the wind channel both sides, and main control board, power module set up respectively at box front panel, rear panel inner wall, be equipped with the heat dissipation groove on the rear panel.

Further, the fan is fixed on a fan mounting plate, the fan mounting plate is of an end cover structure, a concave part is used for providing a fan mounting space, and a ventilation plate is arranged on the outer side of an opening of the fan mounting plate; the bottom surface of the concave part is connected with the air duct, and a fan ventilation opening is arranged on the bottom surface of the concave part.

Further, the air duct is a cavity provided with a plurality of through holes from left to right, the through holes are rectangular holes, and the through holes are arranged in parallel from top to bottom and are communicated; the top of the air duct is provided with a deconcentrator and a mounting interface of the wire binding rod, the bottom of the air duct is provided with a vent, and the side face of the air duct is provided with a control module mounting interface.

Further, the control panel is provided with a display screen, buttons, a switch and an alarm at the installation position, and a cover plate is arranged at the installation position of the display screen.

Further, the control module is vertically fixed through an inner hexagon screw.

Further, folding handles are arranged on two side plates of the box body, air holes are formed in the positions, corresponding to the air channels, of the bottom plate, and rubber feet or casters are arranged at four corners of the bottom plate.

Further, the box body is processed in a mode of splicing aluminum plates, and is grooved and punched for weight reduction treatment.

Further, the front panel and the side plates are provided with wire clamp installation spaces for arranging wires.

The beneficial effects are that:

1. according to the invention, the air duct is independent from the box body to form an inner cavity and outer cavity separated structure, the control modules are arranged on two sides of the air duct, when air cooling and heat dissipation are carried out, air mixed with salt fog and mould cannot directly contact with components arranged in the box body, on the basis of ensuring good sealing performance of each joint, the influence of water vapor and the like flowing through the air duct and the fan on the components arranged in the control box can be ensured, and the damage to the components in the box body is avoided.

Secondly, the invention considers that the power module has a certain heating value, so the mounting mode of the power module on the box body is determined to be the adhesive mounting, and a heat dissipation groove structure is designed in the corresponding power module mounting area on the outer wall of the rear panel in order to increase the heat dissipation area during heat dissipation.

2. The air duct is designed into a structure form with a plurality of rectangular through holes and the holes communicated in the middle, and the structure can be used for layering the air flowing in the air duct and avoiding the phenomenon that air vortex and the like influence the air flowing direction.

Secondly, install binding post and deconcentrator structure at the top in wind channel, the binding post can be realized carrying out wholly to the wire that stretches out from each module, and then can realize power module's power supply function to main control board, a plurality of control module and main control board to a plurality of control module's control function through the deconcentrator.

3. The fan is arranged on the fan mounting plate in an embedded mode, and the ventilation plate is arranged on the outer side of the fan, so that damage of a rigid object to the rotating fan can be prevented.

4. According to the invention, the control module is assembled by adopting the socket head cap screws, so that the occupation of the operation space is reduced to a certain extent, and the occupation space of the box body in the width direction can be reduced by vertical installation.

Drawings

Fig. 1 is a top view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a rear view of the present invention.

Fig. 4 is a top view of the invention with the control panel removed.

FIG. 5 is an exploded view of the panels of the duct of the present invention.

FIG. 6 is a cross-sectional view of a fan mounting plate of the present invention.

FIG. 7 is a left side view of the fan mounting plate of the present invention.

Fig. 8 is a schematic structural view of a deconcentrator according to the present invention.

Fig. 9 is a front view of the front panel.

Fig. 10 is a view showing the inner side structure of the front panel.

Fig. 11 is a rear view of the rear panel.

Fig. 12 is a view showing the inner side structure of the rear panel.

Fig. 13 is a side view of a side plate.

Fig. 14 is a side plate inner side structure view.

Fig. 15 is a top view of the case.

Wherein, 1-control panel, 2-stainless steel buckle, 3-button, 4-switch, 5-alarm, 6-indicator light, 7-display screen, 8-support assembly, 9-fold handle, 10-rubber foot, 11-vent panel, 12-hinge, 13-fiber flange, 14-box, 15-power socket, 16-power switch, 17-power module, 18-wire dispenser, 19-boot, 20-tie bar, 21-rubber panel, 22-blower, 23-blower mounting plate, 24-control module, 25-air duct, 26-main control panel, 27-temperature sensor, 28-rectangular aperture, 29-blower mounting interface I, 30-vent, 31-bottom mounting interface, 32-control module mounting interface, 33-sensor mounting interface, 34-wire dispenser and tie rod mounting interface, 35-fan mounting space, 36-wire hole, 37-side plate mounting plane, 38-fan vent, 39-side plate connection interface, 40-fan mounting interface II, 41-air duct connection interface, 42-rear panel, 43-conductive plate, 44-insulating sleeve, 45-front panel, 46-wire clip mounting space II, 47-slot, 48-heat sink, 49-component mounting opening, 50-cable interface, 51-main control board mounting area, 52-side plate, 53-wire clip mounting space I, 54-bottom plate, 55-breather holes.

Detailed Description

The invention will now be described in detail by way of example with reference to the accompanying drawings.

The invention provides a control box with separated inner and outer cavities, which comprises a box body 14, a control panel 1, an air duct 25, a fan 22, a control module 24, a power module 17 and a main control board 26.

As shown in fig. 1 and 2, the control panel 1 is rotatably connected to the upper surface of the box 14 through a hinge 12 to serve as an upper panel, and is connected with a side plate 52 of the box 14 through a supporting component 8, and panel locking is achieved through a stainless steel buckle 2; unlocking the stainless steel hasp 2, and opening the control panel 1, wherein the support component 8 is lengthened, and when the support component 8 reaches the limit position, the length of the support component 8 is not changed any more and is locked at the time, so that the function of hovering at a certain position after the panel is opened is realized; the control panel 1 is provided with a display screen 7, a button 3, a switch 4, an alarm 5 and an indicator lamp 6, and can be used for timely feeding back the state of the debugged equipment in the process of debugging the equipment by utilizing the control box; the mounting position department of display screen 7 is equipped with the apron, can play the guard action to display screen 7 at the in-process of control box transportation, opens the apron when needs, looks over the content on the display screen 7.

The air duct 25 is horizontally arranged in the middle of the box body 14, the fans 22 are arranged at the two ends of the air duct 25 to form a heat dissipation loop, and the heat dissipation loop penetrates through the box body 14 from left to right; the fan 22 is fixed on the fan mounting plate 23, as shown in fig. 6 and 7, the fan mounting plate 23 is of an end cover structure, a concave portion is used for providing a fan mounting space 35, and meanwhile, a wire outlet hole 36 is designed on the fan mounting plate 23, so that the fan 22 and other modules are connected conveniently. The ventilation plate 11 is arranged outside the opening of the fan mounting plate 23, so that damage of a rigid object to the rotating fan 22 can be prevented; the bottom surface of the concave part of the fan mounting plate 23 is connected with the air duct 25 through the rubber plate 21, and the bottom surface of the concave part is provided with a fan vent 38, a fan mounting interface II 40 and an air duct connecting interface 41. The fan mounting plate 23 has an annular projection at its open end as a side plate mounting plane 37 with an interface 39 connected to the side plate.

As shown in fig. 4 and 5, the air duct 25 is a cavity provided with a plurality of through holes from left to right, the through holes are rectangular holes 28, and the through holes are arranged in parallel from top to bottom and are communicated; the top of the air duct 25 is provided with a deconcentrator and a wire binding rod mounting interface 34, the wire binding rod 20 can integrate wires extending from each control module 24, the power supply function of the power supply module 17 to the main control board 26 and the plurality of control modules 24 and the control function of the main control board 26 to the plurality of control modules 24 can be realized through the deconcentrator 18, as shown in fig. 8, the deconcentrator 18 comprises a conductive plate 43 and an insulating sleeve 44, and the deconcentrator 18 is provided with a protective cover 19; the air flue 25 both ends are equipped with fan installation interface I29, and the air flue 25 bottom is equipped with vent 30, bottom installation interface 31, and the air flue 25 side is equipped with control module installation interface 32, sensor installation interface 33. Sensor mounting interfaces 33 are also provided on both sides of the air duct 25 for mounting the temperature sensor 27.

The control modules 24 are installed on two sides of the air duct 25, and can be used for cooling the generated control modules 24, so as to ensure that each module installed inside the control box is in a proper working environment. The main control board 26 and the power module 17 are respectively disposed on the inner walls of the front panel 45 and the rear panel 42 of the box 14, and as shown in fig. 3 and 11, heat dissipation grooves 48 are disposed on the rear panel 42 corresponding to the power module 17. The rear panel 42 is also provided with a cable interface 50 for signal transmission and a component mounting opening 49, the optical fiber flange 13 is mounted on the cable interface 50, and the power switch 16 and the power socket 15 are fixed on the component mounting opening 49, so that good connection between the control box and the tested equipment is realized.

The folding handles 9 are arranged on the two side plates 52 of the box body 14, so that the control box is convenient to carry and transport, and when the control box is carried to a specified position, the handles are in a folding state, so that the occupied space of the control box in the length direction can be reduced, and the control box is convenient to store. As shown in fig. 13 and 14, the side plate 52 is further provided with a clip installation space i 53 for arranging the wires.

As shown in fig. 15, the bottom plate 54 of the box 14 is provided with ventilation holes 55 corresponding to the air duct 25, and four corners of the bottom plate 54 are provided with rubber feet 10 or casters.

The case 14 is composed of a front panel 45, a rear panel 42, side panels 52, and a bottom panel 54. Each panel of the box 14 is processed by adopting an aluminum plate splicing mode, so that the strength and rigidity requirements of the box 14 can be met, the aluminum plate has good processability, and the weight reduction treatment is performed by slotting 47 and punching on each panel of the box 14. According to the difference of the parts mounted on each panel, each panel is processed into different structural forms: the inner wall of the rear panel 42 is provided with a power module installation space, the installation mode of the power module 17 on the box 14 is determined to be an adhesive installation in consideration of a certain heating value of the power module 17, and a heat dissipation groove 48 structure is designed on the outer wall of the rear panel 42 corresponding to the installation area of the power module 17 in order to increase the heat dissipation area, and the power module is designed in a weight reduction manner on the basis of meeting the strength requirement. The main control board installation area 51 is designed on the inner wall of the front panel 45 of the box body 14, as shown in fig. 12, so that the control function of the whole control box internal module can be realized, in the structure, the installation interface position of the circuit control board is designed on the inner wall of the front panel 45, and meanwhile, the wire clamp installation space ii 46 is also arranged, so that wires coming out from the main control board 26 can be arranged, as shown in fig. 9 and 10.

Under the premise of meeting the test function, the installation space required by each part and the wiring requirement of the later stage when the control box is used, the outline dimension of the control box is optimized, so that the dimension of the control box in each direction is minimized, and the later stage transportation and use of the control box are facilitated. In the design of minimizing the external dimensions of the control box, the following considerations are taken into account: in view of occupation of wiring space, the control module 24 directly connected in the wiring diagram is placed on the same side of the box 14 or at a position closer to the same, so that transmission distance of the wires is shortened, and occupation of the wires to the space is reduced; considering the installation mode of the control module 24 relative to the box 14, the module can be transversely installed or vertically installed, and in this embodiment, the control module 24 inside the box 14 is vertically installed, so that the occupied space of the box 14 in the width direction can be reduced; considering the space required for screw installation, different installation screws should be selected according to the different positions of each control module 24 relative to the box 14, and the use of the socket head cap screws for assembly of the modules reduces the occupation of the operation space to a certain extent.

In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The control box with the separated inner and outer cavities is characterized by comprising a box body, a control panel, an air duct, a fan, a control module, a power module and a main control board;

the control panel is rotatably connected to the upper surface of the box body to serve as an upper panel, and is connected through the supporting component to realize that the panel is opened in place to hover; the air duct is horizontally arranged in the middle of the box body, fans are arranged at two ends of the air duct to form a heat dissipation loop, and the heat dissipation loop penetrates through the box body from left to right; the control module is installed in the wind channel both sides, and main control board, power module set up respectively at box front panel, rear panel inner wall, be equipped with the heat dissipation groove on the rear panel.

2. The control box with separated inner and outer cavities as claimed in claim 1, wherein the fan is fixed on a fan mounting plate, the fan mounting plate is of an end cover structure, a concave part is used for providing a fan mounting space, and a ventilation plate is arranged outside an opening of the fan mounting plate; the bottom surface of the concave part is connected with the air duct, and a fan ventilation opening is arranged on the bottom surface of the concave part.

3. The control box for separating an inner cavity from an outer cavity according to claim 1 or 2, wherein the air duct is a cavity provided with a plurality of through holes from left to right, the through holes are rectangular holes, and the through holes are arranged in parallel from top to bottom and are communicated; the top of the air duct is provided with a deconcentrator and a mounting interface of the wire binding rod, the bottom of the air duct is provided with a vent, and the side face of the air duct is provided with a control module mounting interface.

4. A control box with separated inner and outer cavities as claimed in claim 3, wherein the control panel is provided with a display screen, buttons, switches and an alarm at the installation position, and a cover plate is arranged at the installation position of the display screen.

5. A control box for separating an inner cavity from an outer cavity according to claim 3, wherein the control module is vertically fixed by an inner hexagon screw.

6. A control box for separating inner and outer cavities according to claim 3, wherein folding handles are arranged on two side plates of the box body, air holes are arranged at positions of the bottom plate corresponding to the air channels, and rubber feet or casters are arranged at four corners of the bottom plate.

7. A control box for separating an inner cavity from an outer cavity according to claim 3, wherein the box body is processed by adopting an aluminum plate splicing mode, and is subjected to weight reduction treatment by grooving and punching.

8. The control box of claim 7, wherein the front panel and the side panels are provided with a wire clamp installation space for arranging wires.