Constant voltage variable frequency control cabinet that radiating effect is good
Technical Field
The utility model relates to a distribution equipment technical field specifically is a constant voltage variable frequency control cabinet that radiating effect is good.
Background
The control cabinet is formed by assembling switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the electrical wiring requirements, and the arrangement of the control cabinet meets the requirements of normal operation of an electric power system, is convenient to overhaul and does not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be switched on or off by means of a manual or automatic switch. When the fault or abnormal operation occurs, the circuit is cut off or an alarm is given by the aid of the protective electric appliance. The measuring instrument can display various parameters in operation, and can also adjust some electrical parameters to prompt or send out signals for deviation from normal working state. It is commonly used in various power generation, distribution and transformation substations.
However, the existing constant-voltage variable-frequency control cabinet has the following disadvantages in the using process:
the radiating effect is not good at the use in current constant voltage variable frequency control cabinet to lead to the internal temperature of cabinet to rise easily, not only lead to the internal distribution equipment of cabinet to cause the influence, also take place the fire incident easily simultaneously, use very dangerous, the while switch board exposes in the air for a long time, receives the corrosion easily, thereby the life of the cabinet body that has significantly reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a constant voltage variable frequency control cabinet that radiating effect is good to solve current constant voltage variable frequency control cabinet in the above-mentioned background art in the use radiating effect not good, thereby lead to the internal temperature of cabinet to rise easily, not only cause the influence to the internal distribution equipment of cabinet, the fire incident also takes place easily simultaneously, use very dangerous, the simultaneous control cabinet exposes in the air for a long time, receive the corrosion easily, thereby the life's of the cabinet body problem has significantly reduced.
In order to achieve the above object, the utility model provides a following technical scheme: a constant-voltage variable-frequency control cabinet with good heat dissipation effect comprises a cabinet body, cabinet doors, a base and partition plates, wherein one side of the cabinet body is movably connected with the cabinet doors through hinges, the base is fixedly arranged at the bottom of the cabinet body, the inner cavity of the cabinet body is fixedly provided with the partition plates, the partition plates are provided with three groups, the side wall of the inner cavity of the cabinet body is fixedly provided with a heat dissipation mechanism, the inner cavity of the base is fixedly provided with an anti-rust mechanism, the inner cavity of the cabinet body is provided with three groups of partition plates, and the inner part of the cabinet body can be divided into a plurality of groups of areas through the partition plates, so that more power distribution equipment can be installed, the use is more convenient, the base is arranged at the bottom of the cabinet body, the cabinet body can be more stable during working, use more safety, can realize the cooling to the cabinet body fast through heat dissipation mechanism simultaneously, avoid the internal high temperature of cabinet to burn out distribution equipment, can make the cabinet body play rust-resistant effect through rust-resistant mechanism simultaneously to avoid the cabinet body to take place the corrosion, can prolong the life of the cabinet body like this.
Preferably, the heat dissipation mechanism is composed of an air inlet, a conical diversion trench, a dustproof net, a heat dissipation fan, a semiconductor refrigeration piece and an air outlet, and the air inlet, the conical diversion trench, the dustproof net, the heat dissipation fan, the semiconductor refrigeration piece and the air outlet constitute the heat dissipation mechanism.
Preferably, two groups of air inlets are arranged on the surface of the cabinet body, the air inlets are respectively arranged on the surfaces of two sides of the cabinet body, conical diversion trenches are fixedly arranged in inner cavities of the air inlets, a plurality of groups of conical diversion trenches are arranged on the surface of the top of the cabinet body, dust screens are embedded on the surfaces of the air outlets and the air inlets, external air can be guided into inner cavities of the cabinet body through the air inlets and heat can be discharged through the air outlets, so that cold and heat exchange between the inside and the outside of the cabinet body can be realized, the temperature in the cabinet body can be effectively reduced, meanwhile, the conical diversion trenches are arranged in the air inlets, when air enters the conical diversion trenches, hot air flow firstly enters wider parts of the conical diversion trenches, then when the air passes through narrow channels, pressure changes, so that the air flow rate can be accelerated, the air flow can be cooled before entering, and the dust can be effectively prevented from entering the inner cavity of the cabinet body through the dustproof net.
Preferably, the bottom of the inner cavity of the cabinet body is fixedly provided with the heat dissipation fan, the surface of the bottom of the inner wall of the cabinet body is fixedly embedded with the semiconductor refrigeration sheet, the semiconductor refrigeration sheet utilizes the Peltier effect of semiconductor materials, when direct current passes through a couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the couple respectively, cold air can be released, and the heat dissipation fan is matched with the heat dissipation fan, so that the heat dissipation effect on the cabinet body can be further improved.
Preferably, rust-resistant mechanism comprises battery, negative terminal, positive terminal and magnesium piece, the battery is fixed to be set up at base inner chamber, the fixed negative terminal that is provided with in battery top, and negative terminal passes through the wire and links to each other with cabinet body electrical property, the fixed positive terminal that is provided with in negative terminal one side, positive terminal passes through wire fixedly connected with magnesium piece, and positive terminal is connected with the magnesium stick through the wire, can regard as the positive pole, and negative terminal passes through the wire and links to each other with cabinet body electrical property, can regard as the negative pole, through plus DC power supply and supplementary positive pole, forces the electron to flow to the cabinet body to utilize potential difference principle, make the cabinet body electric potential of being protected be higher than the surrounding environment and come the cabinet body to protect, thereby can effectively avoid the cabinet body to receive the corruption, can effectively prolong.
Preferably, cabinet body top has the roof through the fixed welding of support, roof fixed surface has rings, can cover the gas vent through the roof to avoid liquid or dust to enter into the cabinet internally, can make things convenient for the operator to carry out the handling to the cabinet body through rings simultaneously, make the installation more convenient.
The utility model provides a constant voltage variable frequency control cabinet that radiating effect is good possesses following beneficial effect:
(1) the utility model can lead the outside air into the inner cavity of the cabinet body through the air inlet and discharge the heat through the air outlet, thereby realizing the heat exchange between the inside and the outside of the cabinet body, effectively reducing the temperature in the cabinet body, simultaneously arranging the conical diversion trench in the air inlet, leading the hot air flow to firstly enter the wider part of the conical diversion trench when the air enters the conical diversion trench, then when the cold air passes through the narrow channel, the pressure changes, so that the air flow velocity can be accelerated, the air flow can be cooled before entering the cabinet body, the semiconductor refrigerating sheet utilizes the Peltier effect of the semiconductor material, when direct current passes through a couple formed by connecting two different semiconductor materials in series, can absorb the heat respectively and emit the heat at the both ends of galvanic couple, can release air conditioning, mutually support with the heat dissipation fan simultaneously to the radiating effect to the cabinet body can further be promoted.
(2) The utility model discloses the positive terminal has the magnesium stick through the wire connection, can regard as the positive pole, and the negative terminal passes through the wire and links to each other with cabinet body electrical property, can regard as the negative pole, through plus DC power supply and supplementary positive pole, forces the electron flow to the cabinet body to utilize potential difference principle, make the cabinet body current potential of being protected be higher than the surrounding environment and protect the cabinet body, thereby can effectively avoid the cabinet body to receive the corruption, can effectively prolong the life of the cabinet body like this.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
fig. 3 is a schematic structural view of the conical diversion trench of the present invention;
fig. 4 is a schematic structural view of the rust-proof mechanism of the present invention.
In the figure: 1. a cabinet body; 101. a cabinet door; 102. a base; 103. a partition plate; 2. a heat dissipation mechanism; 201. an air inlet; 202. a conical diversion trench; 203. a dust screen; 204. a heat dissipation fan; 205. a semiconductor refrigeration sheet; 206. an exhaust port; 3. an anti-rust mechanism; 301. a battery; 302. a negative terminal; 303. a positive terminal; 304. a magnesium block; 4. a top plate; 401. a lifting ring.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-4, the utility model provides a technical solution: a constant-voltage variable-frequency control cabinet with good heat dissipation effect comprises a cabinet body 1, a cabinet door 101, a base 102 and partition plates 103, wherein one side of the cabinet body 1 is movably connected with the cabinet door 101 through a hinge, the base 102 is fixedly arranged at the bottom of the cabinet body 1, the partition plates 103 are fixedly arranged in an inner cavity of the cabinet body 1, three groups of partition plates 103 are arranged in the partition plates 103, a heat dissipation mechanism 2 is fixedly arranged on the side wall of the inner cavity of the cabinet body 1, an anti-rust mechanism 3 is fixedly arranged in the inner cavity of the base 102, three groups of partition plates 103 are arranged in the inner cavity of the cabinet body 1, the inner cavity of the cabinet body 1 can be separated into a plurality of groups of regions through the partition plates 103, so that more power distribution equipment can be installed, the use is more convenient, the base 102 is installed at the bottom of the cabinet body 1, in order to prevent the emergence electric shock accident, use more safety, can realize simultaneously through heat dissipation mechanism 2 fast that the distribution equipment is burnt out to the cooling of the cabinet body 1 to the high temperature of avoiding the cabinet body 1 is interior, can make the cabinet body 1 play rust-resistant effect through rust-resistant mechanism 3 simultaneously to avoid the cabinet body 1 to take place the corrosion, can prolong the life of the cabinet body 1 like this.
The heat dissipation mechanism 2 is composed of an air inlet 201, a conical diversion trench 202, a dust screen 203, a heat dissipation fan 204, a semiconductor refrigeration piece 205 and an air outlet 206, and the air inlet 201, the conical diversion trench 202, the dust screen 203, the heat dissipation fan 204, the semiconductor refrigeration piece 205 and the air outlet 206 form the heat dissipation mechanism 2.
The air inlets 201 are provided with two groups, the air inlets 201 are respectively arranged on the surfaces of two sides of the cabinet body 1, the inner cavity of the air inlets 201 is fixedly provided with conical diversion trenches 202, the conical diversion trenches 202 are provided with a plurality of groups, the surface of the top of the cabinet body 1 is fixedly provided with an exhaust port 206, the surfaces of the exhaust port 206 and the air inlets 201 are respectively embedded with a dust screen 203, external air can be guided into the inner cavity of the cabinet body 1 through the air inlets 201, and heat is discharged through the exhaust port 206, so that cold and heat exchange between the inside and the outside of the cabinet body 1 can be realized, the temperature in the cabinet body 1 can be effectively reduced, meanwhile, the conical diversion trenches 202 are arranged in the air inlets 201, when the air enters the conical diversion trenches 202, hot air firstly enters the wider part of the conical diversion trenches 202, then when the air passes through a narrow channel, the pressure changes, so, will effectively promote the radiating effect to the cabinet body 1, and can effectively avoid the dust to enter into the cabinet body 1 inner chamber through dust screen 203.
The utility model discloses a refrigerator, including cabinet body 1, semiconductor refrigeration piece 205, cooling fan 204, the fixed heat dissipation effect to cabinet body 1 of the bottom of the internal chamber of cabinet body 1, the fixed surface of cabinet body 1 inner wall bottom is inlayed and is had semiconductor refrigeration piece 205, and semiconductor refrigeration piece 205 utilizes semiconductor material's Peltier effect, when the galvanic couple that the direct current was established ties through two kinds of different semiconductor materials, can absorb the heat respectively and emit the heat at the both ends of galvanic couple, can release air conditioning, mutually supports with heat dissipation fan 204 simultaneously to the.
The rust-proof mechanism 3 is composed of a battery 301, a negative terminal 302, a positive terminal 303 and a magnesium block 304, the battery 301 is fixedly arranged in the inner cavity of the base 102, the top of the battery 301 is fixedly provided with a negative terminal 302, the negative terminal 302 is electrically connected with the cabinet body 1 through a lead, a positive terminal 303 is fixedly arranged on one side of the negative terminal 302, the positive terminal 303 is fixedly connected with a magnesium block 304 through a lead, the positive terminal 303 is connected with a magnesium rod 304 through a lead, can be used as an anode, the negative terminal 302 is electrically connected with the cabinet body 1 through a lead and can be used as a cathode, by adding a direct current power supply and an auxiliary anode, electrons are forced to flow to the cabinet body 1, and the potential of the protected cabinet body 1 is higher than the surrounding environment by utilizing the potential difference principle to protect the cabinet body 1, thereby effectively preventing the cabinet body 1 from being corroded, and effectively prolonging the service life of the cabinet body 1.
The fixed welding of the support has roof 4 at the top of the cabinet body 1, 4 fixed surface welding of roof has rings 401, can cover gas vent 206 through roof 4 to avoid liquid or dust to enter into the cabinet body 1, can make things convenient for the operator to carry out the handling to the cabinet body 1 through rings 401 simultaneously, make the installation more convenient.
It should be noted that, a constant voltage variable frequency control cabinet with good heat dissipation effect, during operation, three groups of partition boards 103 are arranged in the inner cavity of the cabinet body 1, and the inner part of the cabinet body 1 can be partitioned into multiple groups of areas through the partition boards 103, so that more power distribution equipment can be installed, and the use is more convenient, the base 102 is installed at the bottom of the cabinet body 1, the cabinet body 1 can be more stable during operation through the base 102, and the cabinet door 1 is closed at the same time, so that non-operators can be prevented from touching the power distribution equipment, and electric shock accidents are prevented from occurring, the use is safer, external air can be introduced into the inner cavity of the cabinet body 1 through the air inlet 201, and heat can be discharged through the air outlet 206, so that the heat exchange between the inside and the outside of the cabinet body 1 can be realized, so that the temperature in the cabinet body 1 can, the hot air flow firstly enters the wider part of the conical diversion trench 202, then when the hot air flow passes through the narrow channel, the pressure changes, thereby the air flow rate can be accelerated, the air flow can be cooled before entering the cabinet body 1, the semiconductor refrigeration sheet 205 utilizes the Peltier effect of the semiconductor material, when the direct current passes through the galvanic couple formed by connecting two different semiconductor materials in series, the two ends of the galvanic couple can respectively absorb heat and emit heat, and can emit cold air, and simultaneously the galvanic couple is mutually matched with the heat dissipation fan 204, thereby the heat dissipation effect on the cabinet body 1 can be further improved, the dust can be effectively prevented from entering the inner cavity of the cabinet body 1 through the dustproof mesh 203, the positive terminal 303 is connected with the magnesium rod 304 through the lead, can be used as the anode, the negative terminal 302 is electrically connected with the cabinet body 1 through the lead, can be used as the cathode, the electrons are forced to flow towards the cabinet body, and utilize potential difference principle, make the cabinet body 1 electric potential that is protected be higher than the surrounding environment and come to protect the cabinet body 1 to can effectively avoid the cabinet body 1 to receive the corruption, can effectively prolong the life of the cabinet body 1 like this, can cover gas vent 206 through roof 4, thereby avoid liquid or dust to enter into the cabinet body 1 in, can make things convenient for the operator to carry out the handling to the cabinet body 1 through rings 401 simultaneously, make the installation more convenient.
The semiconductor chilling plates 205 of the TEC1-12706 type are well-known products, and will not be described in detail herein.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.