Heat dissipation air duct structure of electrical switch cabinet
Technical Field
The utility model relates to an electrical switchgear technical field specifically is an electrical switchgear's heat dissipation wind channel structure.
Background
The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, some of which are also provided with high-voltage chambers and low-voltage chamber switch cabinets, and high-voltage buses, such as power plants, and some of which are also provided with low-frequency load shedding for keeping main equipment. The main function of the switch cabinet is to open and close, control and protect electric equipment in the process of power generation, power transmission, power distribution and electric energy conversion of an electric power system. The components in the switch cabinet mainly comprise a circuit breaker, an isolating switch, a load switch, an operating mechanism, a mutual inductor, various protection devices and the like. The classification methods of the switch cabinets are various, for example, the switch cabinets can be divided into movable switch cabinets and fixed switch cabinets by the installation mode of the circuit breaker; or according to different cabinet body structures, the cabinet body can be divided into an open type switch cabinet, a metal closed switch cabinet and a metal closed armored switch cabinet; the high-voltage switch cabinet, the medium-voltage switch cabinet, the low-voltage switch cabinet and the like can be divided according to different voltage grades. The method is mainly suitable for various occasions such as power plants, transformer substations, petrochemical industry, metallurgical steel rolling, light industrial textile, industrial and mining enterprises, residential districts, high-rise buildings and the like. Overheating the ambient temperature of the electrical switchgear body can cause internal components to burn out and trip, requiring heat dissipation.
The existing heat dissipation air duct of the electric switch cabinet has the following disadvantages:
1. the unreasonable planning of the air channel causes large temperature difference between the upper part and the lower part in the cabinet body, and the flow direction of the air is inconvenient to control;
2. moisture can be along with the inflow of scattered hot-blast, and humidity resistance is not good, and the moisture is overweight in the switch board, can lead to the switch board inner circuit short circuit.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a heat dissipation wind channel structure of electrical switchgear, through having seted up a ventilation hole at the top of the electrical switchgear body, the top swing joint of the electrical switchgear body has the hinge, one side fixedly connected with apron of hinge, the top fixedly connected with fan of the electrical switchgear body, the inside fixedly connected with lime layer of the electrical switchgear body, the bottom fixedly connected with support column of the electrical switchgear body, one side fixedly connected with mounting panel of the electrical switchgear body, the problem of proposing among the above-mentioned background art has been solved.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a heat dissipation air channel structure of an electrical switch cabinet comprises an electrical switch cabinet body, wherein a top vent hole is formed in the top of the electrical switch cabinet body, a hinge is movably connected to the top of the electrical switch cabinet body, a cover plate is fixedly connected to one side of the hinge, a side vent hole is formed in one side of the electrical switch cabinet body, a side cover plate is movably connected to one side of the electrical switch cabinet body, a lime layer is fixedly connected to the inside of the electrical switch cabinet body, a partition plate is fixedly connected to one side of the lime layer, a laminate is fixedly connected to one side of the partition plate, a vent hole is formed in the top of the laminate, a cabinet door is movably connected to one side of the electrical switch cabinet body, a fixing screw is in threaded connection with one side of the electrical switch cabinet body, a support column is fixedly connected to the bottom, the top fixedly connected with stand of the electrical switchgear body, the top fixedly connected with roof of stand, the top fixedly connected with fan of the electrical switchgear body.
Optionally, a groove is formed in the top of the electrical switch cabinet body, the groove in the top of the electrical switch cabinet body is matched with the cover plate, a square groove is formed in one side of the electrical switch cabinet body, and the square groove in one side of the electrical switch cabinet body is matched with the side cover plate.
Optionally, the side vent penetrates through the electrical switchgear body, the side vent penetrates through the lime layer, the side vent penetrates through the partition plate, and four side vents are in a group.
Optionally, the side cover plate is movably connected with the electrical switch cabinet body through a hinge, and a limiting rotating button is arranged at the top of the side cover plate.
Optionally, a wire hole is formed in the top of the laminate, and one side of the laminate is fixedly connected with the electrical switch cabinet body.
Optionally, the mounting plate is L-shaped in cross section, and a threaded hole is formed in one side of the mounting plate.
Optionally, the top plate is made of aluminum alloy, the length and the width of the top plate are both larger than the electrical switch cabinet body, and the inclination angle of the top plate is fifteen degrees.
(III) advantageous effects
The utility model provides an electric switch cabinet's heat dissipation wind channel structure possesses following beneficial effect:
1. the heat dissipation air channel structure of the electrical switch cabinet is characterized in that a top vent hole is formed in the top of the electrical switch cabinet body, a hinge is movably connected to the top of the electrical switch cabinet body, a cover plate is fixedly connected to one side of the hinge, the opening and closing of the top vent hole can be controlled by rotating the cover plate, natural wind can flow in the electrical switch cabinet body from top to bottom from left to right, the ventilation effect is good, the temperature in the cabinet body can be adjusted, fans are fixedly connected to the top of the electrical switch cabinet body, the number of the fans is two, comprehensive heat dissipation is performed on the interior of the cabinet body from top to bottom, the wind penetrates through the line holes and the vent holes to the bottom, the flowing direction of the wind is changed by controlling the opening and closing of the side cover plate, the internal temperature difference is reduced, and the top vent hole, the hinge, the cover plate, the side cover plate, the line hole, the, the air channel planning of the electrical switch cabinet is more reasonable, and the problem that the flow direction of the existing upper and lower layer temperature difference large radiating air is inconvenient to control is solved.
2. The heat dissipation air channel structure of the electrical switch cabinet has the advantages that the lime layer is fixedly connected inside the electrical switch cabinet body, the absorption effect of lime on moisture is excellent, moisture can be absorbed by the lime layer before entering the cabinet body, the electrical switch cabinet body can be disassembled by connecting the fixing screw with the thread on one side of the electrical switch cabinet body, the lime layer is replaced, the practicability is high, the support column is fixedly connected at the bottom of the electrical switch cabinet body, the mounting plate is fixedly connected on one side of the electrical switch cabinet body and is fixedly connected on the fixing device of the wall body, the switch cabinet body can be prevented from directly contacting the ground and the wall body, the moisture of the wall body and the ground is prevented from entering, and the power distribution cabinet can have good damp-proof dehumidification effect through the matching arrangement of the electrical switch cabinet body, the lime layer, the fixing screw, the support column and the mounting, prevent the short circuit of internal circuit, solved the condition that current moisture overweight circuit short circuit caused the loss.
Drawings
Fig. 1 is a schematic structural view of a first viewing angle of the present invention;
fig. 2 is a schematic structural view of a second viewing angle of the present invention;
fig. 3 is a schematic cross-sectional structure view of the front view of the present invention.
In the figure: 1-electric switch cabinet body, 2-top vent hole, 3-hinge, 4-cover plate, 5-side vent hole, 6-side cover plate, 7-lime layer, 8-clapboard, 9-laminate, 10-vent hole, 11-cabinet door, 12-fixing screw, 13-support column, 14-mounting plate, 15-upright column, 16-top plate and 17-fan.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a heat dissipation air channel structure of an electrical switch cabinet comprises an electrical switch cabinet body 1, wherein a top ventilation hole 2 is formed in the top of the electrical switch cabinet body 1, a hinge 3 is movably connected to the top of the electrical switch cabinet body 1, a cover plate 4 is fixedly connected to one side of the hinge 3, a side ventilation hole 5 is formed in one side of the electrical switch cabinet body 1, a side cover plate 6 is movably connected to one side of the electrical switch cabinet body 1, a lime layer 7 is fixedly connected to the inside of the electrical switch cabinet body 1, a partition plate 8 is fixedly connected to one side of the lime layer 7, a layer plate 9 is fixedly connected to one side of the partition plate 8, a ventilation hole 10 is formed in the top of the layer plate 9, a cabinet door 11 is movably connected to one side of the electrical switch cabinet body 1, a fixing screw 12 is connected to one side of the electrical switch cabinet body, the top fixedly connected with stand 15 of the electrical switchgear body 1, the top fixedly connected with roof 16 of stand 15, the top fixedly connected with fan 17 of the electrical switchgear body 1.
As an optimal technical solution of the utility model: the top of the electrical switch cabinet body 1 is provided with a groove, the groove at the top of the electrical switch cabinet body 1 is matched with the cover plate 4, one side of the electrical switch cabinet body 1 is provided with a square groove, the square groove at one side of the electrical switch cabinet body 1 is matched with the side cover plate 6, the opening and closing of the ventilation position of the electrical switch cabinet body 1 can be controlled by controlling the opening and closing of the cover plate 4 and the side cover plate 6, the side ventilation openings 5 penetrate through the electrical switch cabinet body 1, the side ventilation openings 5 penetrate through the lime layer 7, the side ventilation openings 5 penetrate through the partition plate 8, every four side ventilation openings 5 are divided into a group, the side ventilation openings 5 are distributed at the top and the bottom of one side of the electrical switch cabinet body 1, the side cover plate 6 is movably connected with the electrical switch cabinet body 1 through the hinge 3, the top of the side cover plate 6 is provided with a limit rotating button, when, one side and the electrical switch cabinet body 1 fixed connection of plywood 9, the line is downthehole can be walked, the heat dissipation wind also can follow the line hole and downthehole flow on the line, mounting panel 14's cross sectional shape is L shape, threaded hole is seted up to one side of mounting panel 14, mounting panel 14 fixed connection is on the fixing device of wall body, can make the cubical switchboard not direct contact wall body, the material of roof 16 is the aluminum alloy, the length and the width of roof 16 all are greater than the electrical switch cabinet body 1, the inclination of roof 16 is fifteen degrees, can cover the cubical switchboard completely, prevent that the indoor top from leaking the water droplet on the cabinet body.
When the user uses, open side cover plate 6 and apron 4, and it is spacing to lap 6 through spacing knob, natural wind passes through side vent 5 and the 2 entering in top ventilation hole, circulate through ventilation hole 10 in the internal portion of electrical switchgear, lime layer 7 absorbs the moisture, carry out electrical switchgear's 1 dismantlement through fixed screw 12, change lime layer 7, natural wind flows when relatively poor, start-up fan 17, through control side cover plate 6 and apron 4, control scattered hot-blast flow direction, carry out comprehensive heat dissipation in the cubical switchboard, reduce the difference in temperature in the cubical switchboard, the electrical switchgear's 1 accessible mounting panel 14 is installed on the wall body or is directly placed subaerial through supporting leg 13.
In summary, in the heat dissipation air duct structure of the electrical switch cabinet, when in use, the top vent hole 2 is formed at the top of the electrical switch cabinet body 1, the hinge 3 is movably connected at the top of the electrical switch cabinet body 1, the cover plate 4 is fixedly connected to one side of the hinge 3, the opening and closing of the top vent hole 2 can be controlled by rotating the cover plate 4, natural wind can flow in the electrical switch cabinet body 1 from top to bottom from left to right, the ventilation effect is good, the adjustment effect on the temperature in the cabinet body can be achieved, the fans 17 are fixedly connected to the top of the electrical switch cabinet body 1, the number of the fans 17 is two, the heat dissipation is comprehensively performed on the cabinet body from top to bottom, the ventilation is performed to the bottom through the wire holes and the vent holes 10, the opening and closing of the side cover plate 6 are controlled to change the flow direction of the wind, the temperature difference inside is reduced, and the electrical, The hinge 3, the cover plate 4, the side cover plate 6, the line hole, the vent hole 10 and the fan 17 are arranged in a matched mode, so that the air channel planning of the electrical switch cabinet is more reasonable, and the problem that the flow direction of the existing large-temperature-difference heat dissipation air at the upper layer and the lower layer is inconvenient to control is solved; the lime layer 7 is fixedly connected in the electric switch cabinet body 1, the absorption effect of lime on moisture is excellent, moisture can be absorbed by the lime layer 7 before entering the cabinet body, the electric switch cabinet body 1 can be disassembled by connecting the fixing screw 12 to one side of the electric switch cabinet body 1 through threads, the lime layer 7 can be replaced, the practicability is high, the bottom of the electric switch cabinet body 1 is fixedly connected with the support column 13, one side of the electric switch cabinet body 1 is fixedly connected with the mounting plate 14, the mounting plate 14 is fixedly connected to the fixing device of the wall body, the switch cabinet body can be prevented from directly contacting the ground and the wall body, the moisture of the wall body and the ground can be prevented from entering, and the power distribution cabinet can have good moisture-proof and dehumidifying effects through the matching arrangement of the electric switch cabinet body 1, the lime layer 7, the fixing screw 12, the support column 13 and the mounting plate, prevent the short circuit of internal circuit, solved the condition that current moisture overweight circuit short circuit caused the loss.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.