Switch cabinet with high dustproof performance

Abstract

The utility model relates to a switch cabinet with high dustproof performance. The switch cabinet comprises a main cabinet body, a first sealing cover plate arranged on the main cabinet body, a second sealing cover plate arranged on the main cabinet body and an outer cover body arranged on the main cabinet body, a ventilation opening is formed in the side wall of the main cabinet body, a ventilation frame is arranged at the ventilation opening, a ventilation cavity is formed in the ventilation frame, a dust blocking assembly is arranged in the ventilation cavity and comprises a first dust blocking plate, a second dust blocking plate and a third dust blocking plate which are sequentially arranged, and the first dust blocking plate and the third dust blocking plate are arranged on one side of the ventilation frame. The second dust board is located on the side wall, opposite to the first dust board, of the ventilation frame, the first dust board and the third dust board are projected to the end of the second dust board, and dust collection pads are arranged on the outer walls of the first dust board, the second dust board and the third dust board. The ventilation device has the effect of effectively preventing dust while guaranteeing ventilation.

Description

Technical Field

[0001] This application relates to the field of switch cabinets, and particularly to a switch cabinet with high dust-proof performance. Background Art

[0002] A switch cabinet is an electrical device. The external wires of the switch cabinet first enter the main control switch inside the cabinet, and then enter the sub-control switch, and each branch is set as required. Such as instruments, automatic controls, motor magnetic switches, various AC contactors, etc. Some also have high-voltage rooms and low-voltage room switch cabinets, equipped with high-voltage busbars, such as power plants, etc. Some also have low-frequency load shedding to protect the main equipment.

[0003] Components are equipped inside the switch cabinet. To ensure the normal operation of the components inside the switch cabinet, the switch cabinet usually maintains ventilation. During the ventilation process, dust may enter the switch cabinet, affecting the performance and service life of the components, which needs to be improved. Utility Model Content

[0004] In order to improve the dust-proof performance of the switch cabinet, this application provides a switch cabinet with high dust-proof performance.

[0005] A switch cabinet with high dust-proof performance provided by this application adopts the following technical solution:

[0006] A switch cabinet with high dust-proof performance includes a main cabinet body, a first cover plate arranged on the main cabinet body, a second cover plate arranged on the main cabinet body, and an outer cover body arranged on the main cabinet body. A first installation cavity is opened on the main cabinet body, and the first cover plate closes the first installation cavity. A second installation cavity is opened on the main cabinet body, and the second cover plate closes the second installation cavity. Ventilation holes are opened on the cavity wall of the first installation cavity, and the ventilation holes communicate the first installation cavity and the second installation cavity. A ventilation port is opened on the side wall of the main cabinet body, and a ventilation frame is arranged at the ventilation port. A ventilation cavity is opened in the ventilation frame, and a dust-proof component is arranged in the ventilation cavity. The dust-proof component includes a first dust-proof plate, a second dust-proof plate, and a third dust-proof plate arranged in sequence. The first dust-proof plate and the third dust-proof plate are arranged on one side of the ventilation frame, and the second dust-proof plate is located on the side wall of the ventilation frame opposite to the first dust-proof plate. The projections of the first dust-proof plate and the third dust-proof plate are on the end of the second dust-proof plate. Dust-absorbing pads are arranged on the outer walls of the first dust-proof plate, the second dust-proof plate, and the third dust-proof plate.

[0007] By adopting the above technical solution, the ventilation openings of the switch cabinet are used for ventilation and heat dissipation, and a dust blocking component is arranged on the ventilation frame at the ventilation openings to prevent dust from entering the switch cabinet. Specifically, dust absorption pads are provided on the first dust blocking plate, the second dust blocking plate, and the third dust blocking plate arranged in sequence. When ventilating, the air enters and exits the ventilation frame along the channels between the first dust blocking plate and the second dust blocking plate, and between the second dust blocking plate and the third dust blocking plate. When the dust enters the ventilation frame along with the air, part of the dust will be blocked by the three dust blocking plates, and the remaining dust will be adsorbed by the dust absorption pads, achieving the purpose of dust prevention. The first cover plate and the second cover plate on the front of the switch cabinet respectively cover the first installation cavity and the second installation cavity, playing a certain dust prevention effect, and the outer cover plate covers the first cover plate and the second cover plate, further improving the dust prevention effect, so that the switch cabinet has good dust prevention performance.

[0008] Optionally, three groups of installation screws are provided on the ventilation frame, and the three groups of installation screws respectively fix the first dust blocking plate, the second dust blocking plate, and the third dust blocking plate on the ventilation frame.

[0009] By adopting the above technical solution, the installation screws are arranged to install and fix the corresponding dust blocking plates on the ventilation frame, playing a dust blocking and dust absorption effect, and the arrangement of the installation screws facilitates the installation and disassembly of the three dust blocking plates, so as to facilitate removing the dust blocking plates for cleaning.

[0010] Optionally, the dust absorption pad is a plush pad.

[0011] By adopting the above technical solution, plush has a good dust adsorption effect, and the plush pad as a dust absorption pad can effectively improve the dust blocking effect and improve the dust prevention performance of the switch cabinet.

[0012] Optionally, a first magnetic block is provided on the dust absorption pad, and second magnetic blocks are provided on the first dust blocking plate, the second dust blocking plate, and the third dust blocking plate, and the second magnetic blocks are used to adsorb the first magnetic block.

[0013] By adopting the above technical solution, the first magnetic block and the second magnetic block are arranged to cooperate with each other to adsorb the dust absorption pad on the corresponding dust blocking plate, so that the dust blocking plate blocks most of the dust, and it is convenient to remove it for cleaning the dust absorption pad and reuse it.

[0014] Optionally, a nano dust-proof gauze is provided on the ventilation frame, and the nano dust-proof gauze is located on the side of the third dust blocking plate away from the second dust blocking plate and is in communication with the first installation cavity and the ventilation cavity.

[0015] By adopting the above technical solution, the nano dust-proof gauze encrypts the gauze, can prevent most dust from penetrating, has good dust prevention performance, and can improve the dust prevention performance of the ventilation frame.

[0016] Optionally, an installation frame is fixed at the ventilation opening, and an installation groove is provided on the installation frame for accommodating the ventilation frame.

[0017] By adopting the above technical solution, an installation frame is provided for installing and fixing the ventilation frame, which facilitates the installation and disassembly of the ventilation frame.

[0018] Optionally, a screw rod is provided on the main cabinet body, and the screw rod is used to fix the first cover plate and the second cover plate on the main cabinet body, and both the first cover plate and the second cover plate are abutted against the edge of the main cabinet body.

[0019] By adopting the above technical solution, the first cover plate and the second cover plate are abutted against the edge of the main cabinet body, so that the connection part is tightly abutted, thereby improving the sealing performance and making it difficult for dust to enter the first installation cavity or the second installation cavity from the first cover plate or the second cover plate.

[0020] Optionally, mounting frames are provided on the outer walls of the first cover plate and the second cover plate, mounting protrusions are provided on the mounting frames, sealing strips are provided on the mounting protrusions, and the outer cover body is abutted tightly against the sealing strips.

[0021] By adopting the above technical solution, after the first cover plate and the second cover plate are installed on the main cabinet body, the last outer cover plate is installed. The outer cover plate is fixed by the mounting frames installed on the outer walls of the first cover plate and the second cover plate, and the sealing performance is improved by the sealing strips on the mounting protrusions, so that most of the dust is blocked outside the outer cover body and is not easy to enter the main cabinet body from the front of the main cabinet body.

[0022] In summary, the present application includes at least one of the following beneficial technical effects:

[0023] 1. The ventilation openings of the switch cabinet are used for ventilation and heat dissipation, and a dust-proof component is provided at the ventilation openings of the ventilation frame to prevent dust from entering the switch cabinet. Specifically, dust-absorbing pads are provided on the first dust-proof plate, the second dust-proof plate, and the third dust-proof plate arranged in sequence. When ventilating, the air enters and exits the ventilation frame along the channels between the first dust-proof plate and the second dust-proof plate, and between the second dust-proof plate and the third dust-proof plate. When the dust enters the ventilation frame along with the air, part of the dust will be blocked by the three dust-proof plates, and the remaining dust will be adsorbed by the dust-absorbing pads, achieving the purpose of dust prevention. The first cover plate and the second cover plate on the front of the switch cabinet respectively cover the first installation cavity and the second installation cavity, playing a certain dust-proof effect, and the outer cover plate covers the first cover plate and the second cover plate, further improving the dust-proof effect, so that the switch cabinet has good dust-proof performance;

[0024] 2. The nano dust-proof screen has a denser screen, which can prevent most dust from penetrating, has good dust-proof performance, and can improve the dust-proof performance of the ventilation frame;

[0025] 3. After installing the first cover plate and the second cover plate on the main cabinet body, install the final outer cover plate. The outer cover plate is fixed by mounting brackets installed on the outer walls of the first cover plate and the second cover plate, and the sealing performance is improved by the sealing strip on the mounting protrusions, so that most of the dust is blocked outside the outer cover and is not easily introduced into the main cabinet body from the front of the main cabinet body. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of a switch cabinet with high dust-proof performance according to an embodiment of the present application.

[0027] Figure 2 is a schematic diagram of the overall structure of the first cover plate, the second cover plate and the outer cover body of the embodiment.

[0028] Figure 3 is a schematic diagram of the internal structure of the main cabinet body of the embodiment.

[0029] Figure 4 is Figure 2 an enlarged schematic diagram of A in

[0030] Figure 5 is a schematic diagram of the structure of the mounting frame and the ventilation frame of the embodiment.

[0031] Figure 6 is a schematic diagram of the structure of the dust-proof component of the embodiment.

[0032] Figure 7 is a schematic diagram of the distribution of the first magnetic blocks of the embodiment.

[0033] Figure 8 is a schematic diagram of the distribution of the second magnetic blocks of the embodiment.

[0034] Description of reference numerals: 1, main cabinet body; 2, first cover plate; 3, second cover plate; 4, outer cover body; 5, first installation cavity; 6, second installation cavity; 7, ventilation hole; 8, mounting bracket; 9, mounting protrusion; 10, sealing strip; 11, ventilation opening; 12, ventilation frame; 13, ventilation cavity; 14, dust-proof component; 141, first dust-proof plate; 142, second dust-proof plate; 143, third dust-proof plate; 15, dust-absorbing pad; 16, mounting screw; 17, first magnetic block; 18, second magnetic block; 19, nano dust-proof gauze; 20, mounting frame; 21, mounting groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0035] The following will further describe the present application in detail Figure 1-8 with reference to the accompanying drawings.

[0036] An embodiment of the present application discloses a switch cabinet with high dust-proof performance. Refer to Figure 1 and Figure 2, The switchgear with high dust-proof performance includes a main cabinet body 1, a first cover plate 2 installed on the main cabinet body 1, a second cover plate 3 installed on the main cabinet body 1, and an outer cover body 4 installed on the main cabinet body 1.

[0037] Refer to Figure 2 and Figure 3 , a first installation cavity 5 is provided on the main cabinet body 1, the first cover plate 2 closes the first installation cavity 5, a second installation cavity 6 is provided on the main cabinet body 1, the second cover plate 3 closes the second installation cavity 6, a ventilation hole 7 is provided on the cavity wall of the first installation cavity 5, and the ventilation hole 7 communicates the first installation cavity 5 and the second installation cavity 6. A screw rod (not shown in the figure) is installed on the main cabinet body 1, and the screw rod is used to fix the first cover plate 2 and the second cover plate 3 on the main cabinet body 1, and both the first cover plate 2 and the second cover plate 3 are in contact with the edge of the main cabinet body 1.

[0038] Refer to Figure 2 and Figure 4 , an installation frame 8 is installed on the outer walls of the first cover plate 2 and the second cover plate 3, an installation protrusion 9 is integrally fixed on the installation frame 8, a sealing strip 10 is fixed on the installation protrusion 9, and the outer cover body 4 (see Figure 1 ) is pressed tightly against the sealing strip 10.

[0039] Refer to Figure 3 and Figure 5 , a ventilation opening 11 is provided on the side wall of the main cabinet body 1, a ventilation frame 12 is installed at the ventilation opening 11, the ventilation frame 12 is provided with a ventilation cavity 13, and a dust-proof component 14 is installed in the ventilation cavity 13.

[0040] Refer to Figure 5 and Figure 6 , the dust-proof component 14 includes a first dust-proof plate 141, a second dust-proof plate 142, and a third dust-proof plate 143 arranged in sequence from outside to inside. The first dust-proof plate 141 and the third dust-proof plate 143 are installed on the side wall of one side of the ventilation frame 12, the second dust-proof plate 142 is located on the side wall of the ventilation frame 12 opposite to the first dust-proof plate 141, the projections of the first dust-proof plate 141 and the third dust-proof plate 143 are on the end of the second dust-proof plate 142, and dust-absorbing pads 15 are fixed on the outer walls of the first dust-proof plate 141, the second dust-proof plate 142, and the third dust-proof plate 143.

[0041] Refer to Figure 6 , three groups of installation screw rods 16 are installed on the ventilation frame 12, and the three groups of installation screw rods 16 respectively fix the first dust-proof plate 141, the second dust-proof plate 142, and the third dust-proof plate 143 on the ventilation frame 12. The dust-absorbing pad 15 is a plush pad, and the plush pad is used to adsorb dust.

[0042] Refer to Figure 7 and Figure 8, a first magnet 17 is installed on the dust suction pad 15, and second magnets 18 are installed on the first dust baffle 141, the second dust baffle 142 and the third dust baffle 143 (see Figure 6 ), and the second magnets 18 are used to adsorb the first magnet 17.

[0043] Referring to Figure 3 and Figure 6 , a nano dust-proof screen 19 is fixed on the ventilation frame 12. The nano dust-proof screen 19 is located on the side of the third dust baffle 143 away from the second dust baffle 142, and is located between the first installation cavity 5 and the ventilation cavity 13 (see Figure 5 ) and is in communication with each other.

[0044] Referring to Figure 4 and Figure 5 , an installation frame 20 is fixed at the ventilation opening 11 through a screw. An installation groove 21 is formed on the installation frame 20, and the installation groove 21 is used to accommodate and fix the ventilation frame 12, and the ventilation frame 12 can be taken out from the installation frame 20.

[0045] The implementation principle of a switchgear cabinet with high dust-proof performance in an embodiment of the present application is as follows: The ventilation opening 11 of the switchgear cabinet is used for ventilation and heat dissipation, and a dust-proof component 14 is arranged on the ventilation frame 12 at the ventilation opening 11 to prevent dust from entering the switchgear cabinet. Specifically, a dust suction pad 15 is provided on the first dust baffle 141, the second dust baffle 142 and the third dust baffle 143 arranged in sequence. When ventilating, the air enters and exits the ventilation frame 12 along the channels between the first dust baffle 141 and the second dust baffle 142, and between the second dust baffle 142 and the third dust baffle 143. When the dust enters the ventilation frame 12 along with the air, part of the dust will be blocked by the three dust baffles, and the remaining dust will be adsorbed by the dust suction pad 15 to achieve the dust-proof purpose. The first cover plate 2 and the second cover plate 3 on the front of the switchgear cabinet respectively cover the first installation cavity 5 and the second installation cavity 6, playing a certain dust-proof effect, and the outer cover plate covers outside the first cover plate 2 and the second cover plate 3, further improving the dust-proof effect, so that the switchgear cabinet has good dust-proof performance.

[0046] The above are all the preferred embodiments of the present application. The protection scope of the present application is not limited by this. Therefore, all equivalent changes made according to the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A switch cabinet with high dust-proof performance, characterized in that: It includes a main cabinet body (1), a first sealing cover plate (2) arranged on the main cabinet body (1), a second sealing cover plate (3) arranged on the main cabinet body (1), and an outer cover body (4) arranged on the main cabinet body (1). A first installation cavity (5) is opened on the main cabinet body (1), and the first sealing cover plate (2) closes the first installation cavity (5). A second installation cavity (6) is opened on the main cabinet body (1), and the second sealing cover plate (3) closes the second installation cavity (6). An air vent hole (7) is opened on the cavity wall of the first installation cavity (5), and the air vent hole (7) communicates the first installation cavity (5) and the second installation cavity (6). A ventilation opening (11) is opened on the side wall of the main cabinet body (1), and a ventilation frame (12) is arranged at the ventilation opening (11). A ventilation cavity (13) is opened in the ventilation frame (12), and a dust blocking component (14) is arranged in the ventilation cavity (13). The dust blocking component (14) includes a first dust blocking plate (141), a second dust blocking plate (142), and a third dust blocking plate (143) arranged in sequence. The first dust blocking plate (141) and the third dust blocking plate (143) are arranged on one side of the ventilation frame (12), and the second dust blocking plate (142) is located on the side wall of the ventilation frame (12) opposite to the first dust blocking plate (141). The projections of the first dust blocking plate (141) and the third dust blocking plate (143) are on the end of the second dust blocking plate (142). A dust suction pad (15) is arranged on the outer walls of the first dust blocking plate (141), the second dust blocking plate (142), and the third dust blocking plate (143).

2. The switch cabinet with high dust-proof performance according to claim 1, wherein: Three groups of installation screw rods (16) are arranged on the ventilation frame (12), and the three groups of installation screw rods (16) respectively fix the first dust blocking plate (141), the second dust blocking plate (142), and the third dust blocking plate (143) on the ventilation frame (12).

3. The switchgear with high dust-proof property according to claim 2, characterized in that: The dust suction pad (15) is a plush pad.

4. The switch cabinet with high dust-proof performance according to claim 3, characterized in that: A first magnetic block (17) is arranged on the dust suction pad (15), and second magnetic blocks (18) are arranged on the first dust blocking plate (141), the second dust blocking plate (142), and the third dust blocking plate (143). The second magnetic blocks (18) are used to adsorb the first magnetic block (17).

5. The switchgear cabinet with high dust-proof property according to claim 1, characterized in that: A nano dust-proof gauze (19) is arranged on the ventilation frame (12). The nano dust-proof gauze (19) is located on the side of the third dust blocking plate (143) away from the second dust blocking plate (142), and the first installation cavity (5) and the ventilation cavity (13) are in communication.

6. The switch cabinet with high dust-proof performance according to claim 1, wherein: An installation frame (20) is fixed at the ventilation opening (11), and an installation groove (21) is opened on the installation frame (20). The installation groove (21) is used to accommodate the ventilation frame (12).

7. The switch cabinet with high dust-proof property according to claim 1, characterized in that: A screw rod is arranged on the main cabinet body (1), and the screw rod is used to fix the first sealing cover plate (2) and the second sealing cover plate (3) on the main cabinet body (1). The first sealing cover plate (2) and the second sealing cover plate (3) are both abutted against the edge of the main cabinet body (1).

8. The switch cabinet with high dust-proof property according to claim 7, wherein: An installation frame (8) is provided on the outer walls of the first cover plate (2) and the second cover plate (3). An installation protrusion (9) is provided on the installation frame (8). A sealing strip (10) is provided on the installation protrusion (9). The outer cover body (4) is pressed tightly against the sealing strip (10).

Images