Easily-disassembled case of microcomputer protection device

Abstract

The utility model belongs to the technical field of microcomputer protection devices, and particularly relates to an easy-to-disassemble case of a microcomputer protection device, which comprises a case shell with a control panel on the front side surface, mounting grooves are formed in the left side and the right side of the case shell, and side plates can be mounted in the mounting grooves; an air inlet is formed in the bottom end of the rear side of the case shell, and a first dustproof filter plate is mounted in the air inlet in a clamped mode; an upper cover body is arranged at the top end of the case shell, a heat extraction opening is formed in the upper cover body, and the outer side of the heat extraction opening is covered with a second dustproof filter plate. Mounting grooves are formed in the two sides of the case shell, so that the position where the number of connecting wires of the case shell and the control panel is large is avoided, rapid disassembly of the case shell can be guaranteed to a greater extent, and the heat extraction efficiency is improved. According to the technical scheme, maintenance of internal components is facilitated, damage to connection between the components in the disassembling process can be avoided, the mounting grooves and the side plates are of a clamping structure, and disassembling operation can be achieved more conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of microcomputer protection devices, in particular to an easily disassembled case of a microcomputer protection device. Background Art

[0002] Microcomputer protection is composed of high-integration, bus-free chip microcomputer, high-precision current and voltage transformer, high-insulation strength export intermediate relay, high-reliability switching power supply module and other components. The various components of the existing microcomputer protection device chassis are connected by screws. Therefore, when assembling or disassembling the microcomputer protection device chassis, multiple screws need to be installed or removed one by one, which makes daily operations such as maintenance and repair of the microcomputer very inconvenient.

[0003] For example, a document with the prior art publication number CN212936332U provides an easily disassembled chassis of a microcomputer protection device, the device comprising a frame and a main panel matching the frame, wherein: the frame is a hollow cavity structure, and an opening is provided at the front end of the frame, the front end opening of the frame is abutted against the inner wall of the main panel, and the main panel can be quickly connected to the frame through an installation component, a heat dissipation groove is provided at the rear end of the frame, and a plurality of wiring terminals are fixedly provided at the rear end of the frame, the wiring terminals are symmetrically arranged on the left and right, arc grooves are extended inwardly on the left and right sides of the frame, a connecting groove is extended outwardly in the middle of the arc groove, and a pulley is provided in the connecting groove for rolling, the device realizes rapid disassembly and assembly of the frame and the main panel through the buckling of the mounting member and the mounting groove, which is convenient for later maintenance.

[0004] Although the device can quickly disassemble the chassis for maintenance, the device is repaired by disassembling the chassis and the main panel. Because there are many connecting wires between the chassis and the main panel, it is inconvenient to disassemble and assemble, and it is easy to cause damage to the wire harness. In addition, the above device does not have dust protection for the inside of the chassis, which easily causes dust to contaminate the internal components and affect the performance. In view of this, we propose a microcomputer protection device that can easily disassemble the chassis. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art, since there are many connecting wires between the frame and the main panel, which makes it inconvenient to disassemble and assemble, and easily causes damage to the wiring harness, the utility model proposes a microcomputer protection device with an easy-to-disassemble chassis.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model is a microcomputer protection device that is easy to disassemble the chassis, including: a chassis shell with a control panel on the front side, the left and right sides of the chassis shell are provided with installation grooves, and the side panels can be installed in the installation grooves; an air inlet is provided at the bottom end of the rear side of the chassis shell, and a dust filter plate 1 is snap-fitted and installed in the air inlet; an upper cover body is provided at the top end of the chassis shell, a heat exhaust port is provided in the upper cover body, and the outer side of the heat exhaust port is covered with a dust filter plate 2.

[0007] Preferably, a buckle 1 is rotatably installed on the inner side of the installation groove, and the installation groove forms a snap-fit ​​structure with the side panel through the buckle 1. A buckle 1 is opened on the inner side of the bottom end of the installation groove, and an insertion strip is provided at the bottom end of the side panel.

[0008] Preferably, the inner sides of both ends of the air inlet and the inner sides of both ends of the dust filter plate 1 are correspondingly provided with insertion holes, and the insertion holes can be inserted with pins.

[0009] Preferably, an air intake motor is installed inside the bottom end of the chassis shell, and the air intake motor blows the air sucked from the air inlet upwards to the equipment installed inside the chassis shell.

[0010] Preferably, the upper end of the chassis shell is an open structure, insertion rails are provided on both sides of the top end of the chassis shell, and a clamping strip is provided on the inner side of the upper cover body.

[0011] Preferably, the upper cover body is provided with snap holes around the outer side of the heat exhaust port, and snap buckles 2 are provided at the four corners of the bottom end of the second dust filter plate, and a snap-fit ​​structure is formed between the snap buckles 2 and the snap holes.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model provides installation grooves on both sides of the chassis shell, avoiding the position where there are many connection lines between the chassis shell and the control panel, which can ensure the disassembly of the chassis shell to a greater extent, facilitate the maintenance of the internal components, and avoid damage to the connection between the components during the disassembly process. The installation groove and the side panel adopt a snap-fit ​​structure, which can more conveniently realize the disassembly operation, making the disassembly of the chassis more convenient;

[0014] 2. The utility model provides dust filter plate 1 at the rear air inlet of the chassis shell and dust filter plate 2 at the heat exhaust port, so that filtering effect can be achieved at the connection port between the chassis shell and the outside world, thereby preventing external dust and impurities from entering the chassis shell and causing contamination of internal components and affecting the use function of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the exploded structure between the chassis shell and the side panel of the utility model;

[0018] Figure 3 It is a schematic diagram of the exploded structure of the chassis shell and the air inlet of the utility model and the dust filter plate;

[0019] Figure 4 It is a schematic diagram of the exploded structure between the chassis shell, the upper cover body and the second dust filter plate of the utility model.

[0020] In the figure: 1. chassis shell; 2. mounting slot; 3. side panel; 4. air inlet; 5. dust filter plate 1; 6. air inlet motor; 7. upper cover; 8. heat exhaust port; 9. dust filter plate 2; 101. insertion rail; 201. buckle 1; 202. card slot 1; 301. insertion strip; 401. socket; 402. latch; 701. card strip; 702. card hole; 901. buckle 2. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 As shown, a microcomputer protection device is easy to disassemble the chassis, including: a chassis shell 1 with a control panel on the front side, the chassis shell 1 is provided with mounting grooves 2 on the left and right sides, and the side panels 3 can be installed in the mounting grooves 2; an air inlet 4 is provided at the bottom end of the rear side of the chassis shell 1, and a dust filter plate 5 is installed in the air inlet 4; an upper cover body 7 is provided at the top of the chassis shell 1, and a heat exhaust port 8 is provided in the upper cover body 7, and the outer side of the heat exhaust port 8 is covered with a dust filter plate 9;

[0023] When installing the microcomputer protection device, first, the components are sent into the chassis shell 1 through the installation slot 2, and the installation and connection are carried out according to the corresponding position and sequence, and then the side plate 3 is covered on the installation slot 2 for blocking, and the buckle 201 is twisted to clamp and install the side plate 3, and then the dust filter plate 5 is clamped in the air inlet 4, and the latch 402 is inserted to fix it. When installing the upper cover body 7, the clamping strip 701 of the upper cover body 7 is aligned with the insertion rail 101 and pushed into place, so that the upper cover body 7 is blocked in the chassis shell 1, and then the dust filter plate 29 is buckled on the top of the upper cover body 7 for blocking, and the installation of the device is completed;

[0024] When the microcomputer device needs to be disassembled and repaired, it is only necessary to rotate the buckle 201 to release the engagement of the side panel 3, and the side panel 3 can be removed from the mounting slot 2. The components inside the chassis shell 1 can be repaired and maintained through the mounting slot 2, making the removal of the chassis more convenient and quick, and it can be disassembled and assembled without any tools. In addition, the disassembly and assembly of the side panel 3 avoids the wiring harness connection position, which can avoid the problem of damage to the equipment cables during disassembly and assembly.

[0025] A buckle 201 is rotatably mounted on the inner side of the installation slot 2, and a snap-fit ​​structure is formed between the installation slot 2 and the side plate 3 through the buckle 201. A buckle 202 is provided on the inner side of the bottom end of the installation slot 2, and an insert 301 is provided on the bottom end of the side plate 3.

[0026] In the specific operation, when the side panel 3 is installed in the installation groove 2, the buckle 1 201 is first rotated to one side to prevent the buckle 1 201 from blocking the side panel 3 from being installed in place, and then the insertion strip 301 of the side panel 3 is aligned with the clamping groove 1 202 of the installation groove 2, and the insertion strip 301 is inserted into the clamping groove 1 202 while the side panel 3 is pushed to one side of the installation groove 2, so that the side panel 3 is installed in place, and then the buckle 1 201 is rotated again to block the side panel 3, and the installation is completed;

[0027] When removing the side panel 3, first rotate the buckle 201 to one side to release the engagement of the side panel 3, then take the side panel 3 out of the installation slot 2 while lifting the side panel 3 upward so that the insertion strip 301 at the bottom end of the side panel 3 is pulled out of the buckle 202, and the side panel 3 can be removed.

[0028] The inner sides of both ends of the air inlet 4 and the inner sides of both ends of the dust filter plate 5 are provided with corresponding plug holes 401, into which the plug pin 402 can be inserted;

[0029] A dust filter plate 5 is arranged at the position of the air inlet 4 to filter the air entering the chassis shell 1 from the outside, to prevent dust in the air from entering the chassis shell 1 and adhering to components and affecting the use effect of the equipment. In addition, the installation and removal of the dust filter plate 5 are also relatively convenient. During installation, the dust filter plate 5 only needs to be stuck in the air inlet 4, and the socket 401 of the air inlet 4 is aligned with the socket 401 of the dust filter plate 5, and the pin 402 can be inserted to fix it. During disassembly, it is only necessary to pull the pin 402 out of the socket 401, and the dust filter plate 5 can be taken out from the air inlet 4 for cleaning, replacement and other operations.

[0030] An air intake motor 6 is installed inside the bottom end of the chassis housing 1, and the air intake motor 6 blows the air sucked from the air inlet 4 upward to the equipment installed inside the chassis housing 1;

[0031] An air intake motor 6 is installed at the bottom of the chassis shell 1 to facilitate the suction of external air into the chassis shell 1 from the air inlet 4, and to facilitate the blowing of air onto the components and equipment in the chassis shell 1 for heat dissipation, thereby improving the heat dissipation capacity of the equipment and increasing the air circulation rate in the equipment.

[0032] The upper end of the chassis shell 1 is an open structure, and insertion rails 101 are arranged on both sides of the top of the chassis shell 1, and a clamping strip 701 is arranged on the inner side of the upper cover body 7;

[0033] A plug-in rail 101 is provided at the top of the chassis shell 1 to facilitate assembly with the upper cover body 7. During installation, the chassis shell 1 and the upper cover body 7 can be assembled by aligning the clamping strip 701 on the upper cover body 7 with the plug-in rail 101 and pushing them into place. During disassembly, the upper cover body 7 is pulled outward so that the clamping strip 701 is detached along the plug-in rail 101 to complete the disassembly. The exposed open chassis shell 1 can also facilitate the inspection of the internal mechanism.

[0034] The upper cover body 7 is provided with a clamping hole 702 around the outer side of the heat exhaust port 8, and the four corners of the bottom end of the dust filter plate 9 are provided with a clamping buckle 901, and the clamping buckle 901 and the clamping hole 702 are a clamping structure;

[0035] A heat exhaust port 8 is provided on the upper cover body 7 to facilitate the discharge of hot air flow inside the chassis shell 1 and exchange it with the air entering through the air inlet 4, so as to achieve the purpose of heat dissipation inside the chassis shell 1. In order to prevent external dust from entering the chassis shell 1 through the heat exhaust port 8, a dust filter plate 2 9 is installed on the outer side of the heat exhaust port 8 for filtering. The dust filter plate 2 9 is installed on the upper cover body 7 through the snap buckle 2 901 and the snap hole 702, which can be installed and disassembled more conveniently and quickly, and is convenient for the use of the equipment.

[0036] Working principle: when installing the microcomputer protection device, first put the components into the chassis shell 1 through the installation groove 2, and install and connect them according to the corresponding position and sequence, then cover the side panel 3 on the installation groove 2 to seal it, and turn the buckle 201 to snap-fit ​​and install the side panel 3, then clamp the dust filter plate 5 in the air inlet 4, and insert the pin 402 to fix it. When installing the upper cover body 7, align the clamping strip 701 of the upper cover body 7 with the insertion rail 101 and push it into place so that the upper cover body 7 is sealed in the chassis shell 1, and then buckle the dust filter plate 29 on the top of the upper cover body 7 to seal it, and complete the installation of the equipment.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. An easily disassembled chassis of a microcomputer protection device, characterized in that: include: A case shell (1) with a control panel on the front side, the case shell (1) having installation slots (2) on the left and right sides, and side panels (3) can be installed in the installation slots (2); An air inlet (4) is provided at the rear bottom end of the chassis shell (1), and a dust filter plate (5) is mounted in the air inlet (4); An upper cover body (7) is arranged at the top of the chassis shell (1), a heat exhaust port (8) is provided in the upper cover body (7), and the outer side of the heat exhaust port (8) is covered with a second dust filter plate (9).

2. The easily disassembled chassis of a microcomputer protection device according to claim 1 is characterized in that: A buckle 1 (201) is rotatably mounted on the inner side of the installation groove (2), and a snap-fit ​​structure is formed between the installation groove (2) and the side plate (3) through the buckle 1 (201). A buckle 1 (202) is provided on the inner side of the bottom end of the installation groove (2), and an insert strip (301) is provided at the bottom end of the side plate (3).

3. The easily disassembled chassis of a microcomputer protection device according to claim 1 is characterized in that: Insertion holes (401) are correspondingly provided on the inner sides of both ends of the air inlet (4) and the inner sides of both ends of the dust filter plate 1 (5), and a plug pin (402) can be inserted into the insertion hole (401).

4. The easily disassembled chassis of a microcomputer protection device according to claim 3 is characterized in that: An air intake motor (6) is installed inside the bottom end of the chassis shell (1), and the air intake motor (6) blows the air sucked in from the air inlet (4) upwards onto the equipment installed inside the chassis shell (1).

5. The easily disassembled chassis of a microcomputer protection device according to claim 1 is characterized in that: The upper end of the chassis shell (1) is an open structure, insertion rails (101) are arranged on both sides of the top of the chassis shell (1), and a clamping strip (701) is arranged on the inner side of the upper cover (7).

6. The easily disassembled chassis of a microcomputer protection device according to claim 5, characterized in that: The upper cover body (7) is provided with snap holes (702) around the outer side of the heat exhaust port (8), and snap buckles (901) are provided at the four corners of the bottom end of the second dust filter plate (9), and a snap-fit ​​structure is formed between the snap buckles (901) and the snap holes (702).

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