CN217823802U - Electrical cabinet suitable for dust environment - Google Patents
Electrical cabinet suitable for dust environment Download PDFInfo
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- CN217823802U CN217823802U CN202221811367.8U CN202221811367U CN217823802U CN 217823802 U CN217823802 U CN 217823802U CN 202221811367 U CN202221811367 U CN 202221811367U CN 217823802 U CN217823802 U CN 217823802U
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- relay
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Abstract
The utility model relates to an electrical cabinet suitable for dust environment, which comprises a cabinet body, wherein the upper end of the cabinet body is provided with a dust shield plate, and the dust shield plate is provided with an air curtain mechanism; the cabinet body is the uncovered and inside hollow square structure in one side, and the inner chamber top surface of the cabinet body is provided with lighting mechanism, and one side that the inner chamber top surface of the cabinet body is close to the cabinet door is provided with the response module, and the response module is used for detecting the cabinet door state, is provided with the circular shape louvre on the backplate of the cabinet body, sets up the exhaust fan in the louvre, exhaust fan and control circuit electric connection. The utility model discloses be provided with air curtain mechanism, open air curtain mechanism work when the cabinet door, set up the exhaust fan, close the exhaust fan when the cabinet door and dispel the heat, solved the problem of current regulator cubicle heat dissipation and the dust of entering when opening the cabinet door.
Description
Technical Field
The utility model relates to a novel regulator cubicle technical field, concretely relates to regulator cubicle suitable for under dust environment.
Background
The electrical cabinet is used for protecting electrical elements in the electrical cabinet from being influenced by the external environment, but the problems of dust, high temperature, humidity and the like cannot be solved on site due to the fact that the electrical cabinets in different and simple environments have serious influence on electrical safety operation. The electrical cabinet coping with various environments is produced according to different environments of the electrical cabinet.
The existing electrical cabinet with the dustproof function generally has better sealing performance, but the relative heat dissipation capability of the electrical cabinet is poor, and the existing dustproof electrical cabinet can cause dust to enter when the cabinet door is opened, so that dust can accumulate in the electrical cabinet due to frequent operation of switch electrical equipment in the electrical cabinet, and the electrical safety operation is seriously influenced.
Disclosure of Invention
The utility model discloses a solve the problem that current dustproof regulator cubicle heat dispersion is poor and easy deposition, provided a regulator cubicle suitable for under the dust environment, the utility model discloses be provided with air curtain mechanism, open air curtain mechanism work when the cabinet door, set up the exhaust fan, close the exhaust fan when the cabinet door and dispel the heat.
In order to realize the purpose, the technical scheme of the utility model is that:
an electrical cabinet suitable for a dust environment comprises a cabinet body, a control circuit and a cabinet door, wherein the control circuit and the cabinet door are arranged in the cabinet body, the cabinet body is hinged with the cabinet door, the cabinet body is of a square structure, a dust shielding plate is arranged at the upper end of the cabinet body and comprises an upper section and a lower section, the upper section is of the square structure, the lower section is of an inverted trapezoid structure, the upper end face of the lower section and the upper section are of an integrated structure, the lower end face of the lower section is welded with the cabinet body, and a wind curtain mechanism is arranged on the side face of the lower section corresponding to the cabinet door;
the cabinet body is the square structure of the uncovered and inside hollow in one side, and the inner chamber top surface of the cabinet body is provided with lighting mechanism, and one side that the inner chamber top surface of the cabinet body is close to the cabinet door is provided with the response module, the response module is used for detecting the cabinet door state, is provided with the circular shape louvre on the backplate of the cabinet body, set up the exhaust fan in the louvre, exhaust fan and control circuit electric connection.
The air curtain mechanism works after the cabinet door is opened, and the air curtain is formed at the position where the cabinet body is opened so that dust cannot enter the cabinet body, so that the dust is prevented from entering the cabinet body during maintenance, and a better dustproof effect is achieved.
In addition, after the cabinet door is closed, the air curtain mechanism stops working, the dust shielding plate is arranged, the area of the upper end of the dust shielding plate is larger than the cabinet body, ordinary dust is accumulated on the dust shielding plate, the dust shielding plate is equivalent to one 'upper edge', the internal part of the cabinet is far away from the outside, a dustproof effect is achieved, the cabinet door is closed, and then the exhaust fan works to discharge the heat of the cabinet body, so that the dustproof effect is achieved, and meanwhile, the dustproof effect is achieved.
Furthermore, the air curtain mechanism comprises two fans, the two fans are symmetrically arranged along the center line of the cabinet body, the fans are fixed with the dust shielding plate, air guide plates in a shape like a Chinese character 'kou' are arranged at outlet positions of the fans, air blown out by the fans is perpendicular to the bottom surface of the cabinet body, and the fans are electrically connected with the control circuit.
When the two fans work, air flow is blown to form an air curtain, and the fans and the dust shielding plate are fixedly arranged outside the cabinet body, so that the maintenance is convenient.
Furthermore, the induction module comprises a proximity switch and an induction block, the induction block is a square plate, the induction block is fixed with the upper end of the cabinet door, and the induction block is positioned below the proximity switch when the cabinet door is closed;
the proximity switch is electrically connected with the control circuit.
Because air curtain mechanism, exhaust fan and lighting mechanism need not simultaneous working, set up proximity switch in order to simplify circuit structure and come the response cabinet door state to make air curtain mechanism, exhaust mechanism and lighting mechanism according to cabinet door state work.
Furthermore, the control circuit comprises a circuit breaker and a relay, the circuit breaker is connected with a power supply, the circuit breaker is connected with a proximity switch, the proximity switch is connected with a coil of the relay, a normally open contact of the relay is connected with a lighting mechanism, the lighting mechanism comprises an electric lamp, the electric lamp is connected with the power supply through the normally open contact of the relay to form a loop, and two fans are connected in series between the electric lamp and the relay as well as between the electric lamp and the power supply loop.
Further, the exhaust fan is connected to the normally closed contact of relay, the exhaust fan forms the return circuit through the normally closed contact connection power of relay.
The control circuit has simple structure and is convenient to maintain and control.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses set up air curtain mechanism and combine control circuit when the cabinet door is opened, air curtain mechanism circular telegram work forms the air curtain at the open position of the cabinet body, blows the air current and can't get into the internal portion of cabinet this moment dust downwards, plays dustproof effect when the staff carries out divide-shut brake operation and maintenance.
2. The utility model discloses set up exhaust fan and combine control circuit, exhaust fan operation when the cabinet door is closed accomplishes the heat dissipation operation for the cabinet body dispels the heat and combines the dirt board dirt-proof while, and the exhaust fan stall does not influence the staff and normally works when the operation simultaneously.
Drawings
Fig. 1 is one of schematic structural diagrams of an electrical cabinet suitable for use in a dust environment according to the present invention;
fig. 2 is a second schematic structural diagram of an electrical cabinet suitable for use in a dust environment according to the present invention;
fig. 3 is a schematic diagram of the wiring of the electrical cabinet in the dust environment.
The reference numbers in the drawings are as follows:
the cabinet comprises a cabinet body 1, a cabinet door 2, a dust shielding plate 3, heat dissipation holes 4, an exhaust fan 5, a fan 6, a proximity switch 7, an induction block 8, a circuit breaker 9, a relay 10 and an electric lamp 11.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and detailed description:
example one
As shown in fig. 1 to 3, an electrical cabinet suitable for use in a dust environment includes a cabinet body 1, a control circuit and a cabinet door 2, the control circuit and the cabinet door 2 are arranged inside the cabinet body 1, the cabinet body 1 is hinged to the cabinet door 2, the cabinet body 1 is of a square structure, a dust shield 3 is arranged at the upper end of the cabinet body 1, the dust shield 3 includes an upper section and a lower section, the upper section is of a square structure, the lower section is of an inverted trapezoidal structure, the upper end surface of the lower section and the upper section are of an integrated structure, the lower end surface of the lower section is welded to the cabinet body 1, and a wind curtain mechanism is arranged on the side surface of the lower section corresponding to the cabinet door 2;
the cabinet body 1 is the square structure of the open and inside hollow in one side, and the inner chamber top surface of the cabinet body 1 is provided with lighting mechanism, and one side that the inner chamber top surface of the cabinet body 1 is close to cabinet door 2 is provided with the response module, the response module is used for detecting the cabinet door 2 state, is provided with circular shape louvre 4 on the backplate of the cabinet body 1, set up exhaust fan 5 in the louvre 4, exhaust fan 5 and control circuit electric connection.
As an optimal structure, the air curtain mechanism comprises two fans 6, the two fans 6 are symmetrically arranged along the central line of the cabinet body 1, the fans 6 are fixed with the dust shielding plate 3, the two fans 6 are jointly provided with a square air deflector, the air blown by the fans 6 is perpendicular to the bottom surface of the cabinet body 1 through the air deflector, and the fans 6 are electrically connected with the control circuit.
As a preferred structure, the sensing module comprises a proximity switch 7 and a sensing block 8, the sensing block 8 is a square plate, the sensing block 8 is fixed with the upper end of the cabinet door 2, and the sensing block 8 is positioned below the proximity switch 7 when the cabinet door 2 is closed;
the proximity switch 7 is electrically connected with the control circuit.
As a preferable structure, the control circuit comprises a circuit breaker 9 and a relay 10, the circuit breaker 9 is connected with a power supply, the circuit breaker 9 is connected with a proximity switch 7, the proximity switch 7 is connected with a coil of the relay 10, a normally open contact of the relay 10 is connected with a lighting mechanism, the lighting mechanism comprises an electric lamp 11, the electric lamp 11 is connected with the power supply through the normally open contact of the relay 10 to form a loop, and two fans 6 are connected in series between the electric lamp 11 and the relay 10 and the power supply loop.
As a preferable structure, the normally closed contact of the relay 10 is connected with the exhaust fan 5, and the exhaust fan 5 is connected with the power supply through the normally closed contact of the relay 10 to form a loop.
The operation of the electrical cabinet is explained with reference to the above embodiments:
as shown in fig. 3, the breaker 9 is SQ1, and the relay 10 is KA1;
in the present embodiment, two exhaust fans 5 are provided, and the two exhaust fans 5 are connected in parallel.
When the cabinet door 2 is closed, the induction block 8 is positioned below the proximity switch 7 at the moment, the proximity switch 7 is closed, the coil of the relay 10 is electrified, the normally open contact of the relay 10 is closed, the two exhaust fans 5 are electrified to work at the moment, and hot air in the cabinet body 1 is discharged outside;
while the normally closed contacts of the relay 10 are open.
When the cabinet door 2 is opened, the induction block 8 is far away from the proximity switch 7, the proximity switch 7 is disconnected, the coil of the relay 10 is powered off, the normally open contact is reset, the normally closed contact is reset, the electric lamp 11 is powered on and emits light at the moment, the fan 6 is powered on, and air is blown to form an air curtain at the opening of the cabinet body 1.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, so that equivalent changes or modifications made by the structure, characteristics and principles of the present invention should be included in the claims of the present invention.
Claims (5)
1. The electric cabinet suitable for the dust environment comprises a cabinet body (1), a control circuit and a cabinet door (2), wherein the control circuit and the cabinet door (2) are arranged inside the cabinet body (1), and the cabinet body (1) is hinged to the cabinet door (2), and is characterized in that the cabinet body (1) is of a square structure, a dust shielding plate (3) is arranged at the upper end of the cabinet body (1), the dust shielding plate (3) comprises an upper section and a lower section, the upper section is of a square structure, the lower section is of an inverted trapezoidal structure, the upper end face of the lower section and the upper section are of an integrated structure, the lower end face of the lower section is welded to the cabinet body (1), and a wind curtain mechanism is arranged on the side face of the lower section corresponding to the cabinet door (2);
the cabinet body (1) is the square structure of the opening and inside cavity in one side, and the inner chamber top surface of the cabinet body (1) is provided with lighting mechanism, and one side that the inner chamber top surface of the cabinet body (1) is close to cabinet door (2) is provided with the response module, the response module is used for detecting cabinet door (2) state, is provided with circular shape louvre (4) on the backplate of the cabinet body (1), set up exhaust fan (5) in louvre (4), exhaust fan (5) and control circuit electric connection.
2. The electrical cabinet applicable to dust environment according to claim 1, wherein the air curtain mechanism comprises two fans (6), the two fans (6) are symmetrically arranged along a center line of the cabinet body (1), the fans (6) are fixed to the dust shielding plate (3) and perpendicular to a bottom surface of the cabinet body (1), and the fans (6) are electrically connected to the control circuit.
3. The electrical cabinet applicable to a dust environment according to claim 2, wherein the sensing module comprises a proximity switch (7) and a sensing block (8), the sensing block (8) is a square plate, the sensing block (8) is fixed to the upper end of the cabinet door (2), and the sensing block (8) is located below the proximity switch (7) when the cabinet door (2) is closed;
the proximity switch (7) is electrically connected with the control circuit.
4. An electric cabinet applicable to dust environment according to claim 3, wherein the control circuit comprises a circuit breaker (9) and a relay (10), the circuit breaker (9) is connected with a power supply, the circuit breaker (9) is connected with a proximity switch (7), the proximity switch (7) is connected with a coil of the relay (10), a normally open contact of the relay (10) is connected with an illuminating mechanism, the illuminating mechanism comprises an electric lamp (11), the electric lamp (11) is connected with the power supply through the normally open contact of the relay (10) to form a loop, and two fans (6) are connected in series between the electric lamp (11), the relay (10) and the power supply loop.
5. The electrical cabinet applicable to dust environment according to claim 4, wherein the normally closed contact of the relay (10) is connected with the exhaust fan (5), and the exhaust fan (5) is connected with the power supply through the normally closed contact of the relay (10) to form a loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811367.8U CN217823802U (en) | 2022-07-14 | 2022-07-14 | Electrical cabinet suitable for dust environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221811367.8U CN217823802U (en) | 2022-07-14 | 2022-07-14 | Electrical cabinet suitable for dust environment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217823802U true CN217823802U (en) | 2022-11-15 |
Family
ID=83963946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221811367.8U Active CN217823802U (en) | 2022-07-14 | 2022-07-14 | Electrical cabinet suitable for dust environment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217823802U (en) |
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2022
- 2022-07-14 CN CN202221811367.8U patent/CN217823802U/en active Active
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