Convenient-to-disassemble case of industrial control computer

Abstract

The utility model discloses a convenient-to-disassemble case of an industrial control computer, which belongs to the technical field of industrial control computer cases and comprises a case body, and a detachable component is mounted on the case body. The detachable assembly is provided with a locking and limiting assembly used for locking the detachable assembly. The locking and limiting assembly comprises a locking assembly and a limiting assembly, and a heat dissipation assembly used for heat dissipation is installed on the case body. By means of the mode, the first case plate or the second case plate in the corresponding area can be detached or opened according to the specific area needing to be detected or replaced, parts are prevented from falling into another area to cause damage to the parts in the other area in the replacement process, and the replacement efficiency is improved. And the first case plate can be opened and the second case plate can be detached at the same time, so that all parts in the case main body can be overhauled conveniently, and the filter plate can be replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial control computer chassis, in particular to an industrial control computer chassis which is easy to disassemble. Background Art

[0002] Industrial control computers are computer devices specially used in industrial automation control systems. They are mainly used to monitor, control and manage industrial production processes. Industrial control computers play an important role in the field of industrial automation. They are one of the core equipment for industrial production automation and intelligence, and can improve production efficiency, reduce costs and improve product quality.

[0003] The patent document with announcement number CN212181387U discloses a high-strength industrial control computer case, including a case, a heat sink fixedly connected to the middle of the top wall of the case, a first fan box fixedly connected to the lower surface of the heat sink, heat sink fans are installed on the left and right sides of the first fan box, a heat conductor is installed below the first fan box, an interface board is fixedly connected to one side of the top wall of the case, a USB interface is provided on the upper surface of the interface board, a water pump is fixedly connected to one side of the bottom wall of the case, a water storage tank is fixedly connected to the top of the water pump, lighting tubes are fixedly connected to the front and rear sides of the water pump, a second fan box is fixedly connected to the inner wall of the case, a high-speed fan is installed inside the second fan box, a mainboard fixing plate is fixedly connected to the inner wall of the case, a wiring baffle is fixedly connected to one side of the mainboard fixing plate, and a support pad is fixedly connected to the bottom of the case.

[0004] However, the chassis of the patent is not convenient to disassemble, which is not conducive to maintenance when problems occur in the chassis. In addition, the industrial control computer chassis is usually affected by a lot of dust in an industrial environment and needs to be cleaned regularly. The patent is not convenient for cleaning the inside of the chassis and the filter plate.

[0005] Based on this, the utility model designs a chassis of an industrial control computer which is easy to disassemble to solve the above problems. Utility Model Content

[0006] In view of the above-mentioned shortcomings of the prior art, the utility model provides an industrial control computer chassis which is easy to disassemble.

[0007] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] An easily disassembled chassis for an industrial control computer comprises a chassis main body;

[0009] A detachable component is installed on the chassis body;

[0010] The detachable component is provided with a locking and limiting component for locking the detachable component;

[0011] There are two groups of locking and limiting components, and the two groups of locking and limiting components are symmetrically arranged front and back, including a locking component and a limiting component, the locking component is connected to the detachable component, the locking component is connected to the heat dissipation component, and the locking component is connected to the limiting component;

[0012] A heat dissipation component for dissipating heat is installed on the chassis main body.

[0013] Furthermore, the detachable component includes a first chassis panel, a second chassis panel, a handle and a slot. The first chassis panel is hinged on the front and rear sides of the left end of the chassis body, slots are opened on the upper and lower sides of the left end of the chassis body, the second chassis panel is embedded in the slot and plugged into the slot, and a handle is fixedly connected to the upper end of the second chassis panel.

[0014] Furthermore, the first chassis plate and the second chassis plate are both connected to the locking assembly, and the second chassis plate is connected to the heat dissipation assembly.

[0015] The locking assembly includes a mounting plate, a first limiting ring, a latch, a connecting piece, a fixing piece, a second limiting ring and a third limiting ring, wherein the mounting plate is fixedly connected to the first chassis plate, the front and rear sides of the left end of the mounting plate are fixedly connected to the first limiting ring, the front and rear sides of the left end of the mounting plate are fixedly connected to the fixing piece, the fixing piece is located below the first limiting ring, the right end of the third limiting ring passes through the gap between the first chassis plate and the second chassis plate and is connected to the heat dissipation assembly, one end of the latch is embedded in the socket of the first limiting ring at the outer end and is slidably connected to the first limiting ring, the other end of the latch is embedded in the sockets of the first limiting ring, the second limiting ring and the third limiting ring at the inner end and is slidably connected to the first limiting ring, the second limiting ring and the third limiting ring, the connecting piece is sleeved on the middle end of the latch and fixedly connected to the latch, the fixing piece is embedded in the limiting hole of the connecting piece and is plugged into the connecting piece, and the latch, the second limiting ring and the third limiting ring are all connected to the limiting assembly.

[0016] Furthermore, two second limiting rings are respectively fixedly connected to the front and rear sides of the left end of the second chassis plate.

[0017] Furthermore, the limit assembly includes an installation groove, a spring buffer, a ball limit piece and an annular groove. The second limit ring and the third limit ring are both provided with an installation groove. A spring buffer is fixedly connected to the inner wall of the installation groove. A ball limit piece is fixedly connected to the upper end of the spring buffer. Two annular grooves are provided at the inner end of the pin. Chamfers are provided at both ends of the outer side of the annular groove. The ball limit piece is embedded in the annular groove and clamped with the annular groove.

[0018] Furthermore, the heat dissipation assembly includes an exhaust fan, a partition, a vent, a blowing fan, a filter plate, a connecting column and a rotation limit block. The blowing fan is fixedly connected to the right end of the second chassis plate, and the second chassis plate is provided with a vent to match the blowing fan. Multiple exhaust fans are fixedly connected to the right end inner wall of the chassis body, two partitions are fixedly connected to the interior of the chassis body, and the right end of the chassis body is provided with multiple vents to match the exhaust fan. The filter plate is embedded in the connecting groove of the blowing fan and plugged into the blowing fan. A connecting column is fixedly connected to the second chassis plate, and the connecting column is located above the blowing fan. A rotation limit block is rotatably connected to the connecting column, and the lower end of the rotation limit block is fit-connected to the filter plate.

[0019] The third limiting ring is fixedly connected to the left end of the partition.

[0020] The utility model has the following technical effects:

[0021] When the utility model locks the first chassis plate, the latch is pushed to make the latch move inward and embed into the third limiting ring. At the same time, the latch drives two spherical limiting pieces far away from one end to move downward to compress the spring buffer until the annular groove moves to the third limiting ring. The spherical limiting piece is embedded in the annular groove under the elastic action of the spring buffer, and the connecting piece is rotated. The connecting piece drives the latch to rotate until the fixing piece at the outer end is embedded in the limiting hole of the connecting piece, thereby realizing the locking of the first chassis plate.

[0022] When the utility model locks the first chassis plate and the second chassis plate, the connecting piece is rotated to make the limiting hole of the connecting piece disengage from the fixing piece at the outer end, the connecting piece drives the latch to rotate, and the latch is continuously pushed to make the latch move inward and embed into the second limiting ring, and at the same time the latch drives the spherical limiting piece to move downward to compress the spring buffer until the two annular grooves move to the third limiting ring and the second limiting ring respectively, the spherical limiting piece embeds into the annular groove under the elastic action of the spring buffer, the connecting piece is rotated, and the connecting piece drives the latch to rotate until the fixing piece at the inner end embeds into the limiting hole of the connecting piece, thereby realizing the locking of the first chassis plate and the second chassis plate;

[0023] When the utility model unlocks the second chassis plate, the connecting piece is rotated to make the limiting hole of the connecting piece disengage from the fixing piece at the inner end, the connecting piece drives the latch to rotate, and the latch is pulled outward to make the latch move outward and disengage from the second limiting ring, and at the same time, the latch drives the ball limiting piece close to one end to move downward to compress the spring buffer until the latch is completely disengaged from the ball limiting piece, and the ball limiting piece is reset under the elastic action of the spring buffer, and the connecting piece is rotated, and the connecting piece drives the latch to rotate until the fixing piece at the outer end is embedded in the limiting hole of the connecting piece. At this time, the second chassis plate is in the unlocked state and the first chassis plate is in the locked state, and the handle is pulled upward, and the handle drives the second chassis plate to move upward until the second chassis plate is disengaged from the slot, thereby realizing the disassembly of the second chassis plate;

[0024] When the utility model unlocks the first chassis plate, the connecting piece is rotated to make the limiting hole of the connecting piece disengage from the fixing piece at the outer end, the connecting piece drives the latch to rotate, and the latch is pulled outward, so that the latch moves outward and disengages from the third limiting ring, and at the same time, the latch drives the ball limiting piece to move downward to compress the spring buffer until the latch is completely disengaged from the ball limiting piece, the ball limiting piece is reset under the elastic action of the spring buffer, and the first chassis plate is rotated to open the first chassis plate;

[0025] The utility model can disassemble or open the first chassis plate or the second chassis plate of the corresponding area according to the area that needs to be inspected or replaced, so as to prevent parts from falling into other areas and causing damage to parts in other areas during replacement, and can also open the first chassis plate and disassemble the second chassis plate at the same time to facilitate the inspection and repair of all parts in the chassis body;

[0026] When the utility model dissipates heat, the blowing fan draws cold air from the outside into the chassis body, and the cold air passes through the filter plate to filter dust, and the exhaust fan discharges hot air in the chassis body into the chassis body, thereby achieving heat dissipation of the chassis body;

[0027] When the filter plate is replaced by the utility model, the second chassis plate is first disassembled, and then the rotation limit block is rotated to separate the lower end of the rotation limit block from the filter plate, and then the filter plate is pulled out and separated from the blowing fan, and a new filter plate is put into the connecting groove of the blowing fan, and the rotation limit block is loosened. The rotation limit block is pressed against the filter plate under the action of weight to realize the limiting of the filter plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] 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 prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0029] Figure 1 The utility model is a three-dimensional chassis of an industrial control computer that is easy to disassemble Figure 1 ;

[0030] Figure 2 This is a front view of a chassis of an industrial control computer that is easy to disassemble according to the utility model;

[0031] Figure 3 This is a left side view of a chassis of an industrial control computer that is easy to disassemble according to the utility model;

[0032] Figure 4 The utility model is a three-dimensional chassis of an industrial control computer that is easy to disassemble Figure 2 ;

[0033] Figure 5 For along Figure 2 AA direction cross-sectional view;

[0034] Figure 6 For along Figure 2 BB direction cross-sectional view;

[0035] Figure 7 For along Figure 3 CC direction cross-sectional view;

[0036] Figure 8 for Figure 4 The enlarged view of point D in the middle;

[0037] Fig. 9 for Figure 5 Enlarged view of point E in the middle.

[0038] The numbers in the figure represent:

[0039] 1. Chassis body; 2. Removable components; 21. First chassis plate; 22. Second chassis plate; 23. Handle; 24. Slot; 3. Locking limit assembly; 31. Locking assembly; 311. Mounting plate; 312. First limit ring; 313. Latch; 314. Connector; 315. Fixing member; 316. Second limit ring; 317. Third limit ring; 32. Limit assembly; 321. Mounting slot; 322. Spring buffer; 323. Ball limiter; 324. Annular groove; 4. Heat dissipation assembly; 41. Exhaust fan; 42. Partition; 43. Vent; 44. Blowing fan; 45. Filter plate; 46. Connecting column; 47. Rotation limit block. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of 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.

[0041] The utility model is further described below in conjunction with embodiments.

[0042] The terms “left”, “right”, “front”, “back”, “up” and “down” mentioned in the following description are oriented in the viewing direction of the front view.

[0043] Example 1

[0044] Please refer to the instruction manual Figure 1-9, a chassis for an industrial control computer that is easy to disassemble, comprising a chassis body 1;

[0045] A detachable component 2 is installed on the chassis body 1;

[0046] The detachable component 2 is provided with a locking and limiting component 3 for locking the detachable component 2;

[0047] There are two groups of locking and limiting components 3, and the two groups of locking and limiting components 3 are symmetrically arranged front and back, including a locking component 31 and a limiting component 32, the locking component 31 is connected to the detachable component 2, the locking component 31 is connected to the heat dissipation component 4, and the locking component 31 is connected to the limiting component 32;

[0048] The chassis body 1 is provided with a heat dissipation assembly 4 for dissipating heat.

[0049] The locking component 31 and the limiting component 32 are used in cooperation to realize the locking of the detachable component 2, and the heat dissipation component 4 realizes the heat dissipation in the chassis body 1;

[0050] The detachable component 2 includes a first chassis plate 21, a second chassis plate 22, a handle 23 and a slot 24. The first chassis plate 21 is hinged on the front and rear sides of the left end of the chassis body 1. Slots 24 are opened on the upper and lower sides of the left end of the chassis body 1. The second chassis plate 22 is embedded in the slot 24 and plugged into the slot 24. The upper end of the second chassis plate 22 is fixedly connected with the handle 23. The first chassis plate 21 and the second chassis plate 22 are both connected to the locking component 31, and the second chassis plate 22 is connected to the heat dissipation component 4.

[0051] When locking, rotate the first chassis plate 21, grab the handle 23 and insert the second chassis plate 22 into the slot 24, and lock the first chassis plate 21 and the second chassis plate 22 through the locking component 31 and the limiting component 32;

[0052] The locking assembly 31 includes a mounting plate 311, a first limiting ring 312, a latch 313, a connector 314, a fixing member 315, a second limiting ring 316 and a third limiting ring 317. The first chassis plate 21 is fixedly connected to the mounting plate 311, the front and rear sides of the left end of the mounting plate 311 are fixedly connected to the first limiting ring 312, the front and rear sides of the left end of the mounting plate 311 are fixedly connected to the fixing member 315, the fixing member 315 is located below the first limiting ring 312, the right end of the third limiting ring 317 passes through the gap between the first chassis plate 21 and the second chassis plate 22 and is connected to the heat dissipation assembly 4, the latch 313 is fixedly connected to the first chassis plate 21 and the second chassis plate 22, and the fixing member 315 is fixedly connected to the third limiting ring 317. The first end is embedded in the socket of the first limiting ring 312 at the outer end and is slidably connected to the first limiting ring 312, the other end of the pin 313 is embedded in the socket of the first limiting ring 312, the second limiting ring 316 and the third limiting ring 317 at the inner end and is slidably connected to the first limiting ring 312, the second limiting ring 316 and the third limiting ring 317, the connecting piece 314 is sleeved on the middle end of the pin 313 and is fixedly connected to the pin 313, the fixing piece 315 is embedded in the limiting hole of the connecting piece 314 and is plugged into the connecting piece 314, the pin 313, the second limiting ring 316 and the third limiting ring 317 are all connected to the limiting assembly 32.

[0053] The two second limiting rings 316 are fixedly connected to the front and rear sides of the left end of the second chassis plate 22 respectively.

[0054] The limiting assembly 32 includes a mounting groove 321, a spring buffer 322, a ball limiting piece 323 and an annular groove 324. The second limiting ring 316 and the third limiting ring 317 are both provided with a mounting groove 321. The inner wall of the mounting groove 321 is fixedly connected with a spring buffer 322. The upper end of the spring buffer 322 is fixedly connected with a ball limiting piece 323. The inner end of the latch 313 is provided with two annular grooves 324. Both ends of the outer side of the annular groove 324 are provided with chamfers. The ball limiting piece 323 is embedded in the annular groove 324 and is clamped with the annular groove 324.

[0055] When locking the first chassis plate 21, the latch pin 313 is pushed to move the latch pin 313 inwardly and embed into the third limiting ring 317. At the same time, the latch pin 313 drives the two ball limiting members 323 at one end away from each other to move downwardly and compress the spring buffer 322 until the annular groove 324 moves to the third limiting ring 317. The ball limiting member 323 is embedded in the annular groove 324 under the elastic action of the spring buffer 322, and the connecting member 314 is rotated. The connecting member 314 drives the latch pin 313 to rotate until the fixing member 315 at the outer end is embedded in the limiting hole of the connecting member 314, thereby achieving the locking of the first chassis plate 21.

[0056] When locking the first chassis plate 21 and the second chassis plate 22, the connecting piece 314 is rotated to make the limiting hole of the connecting piece 314 disengage from the fixing piece 315 at the outer end, and the connecting piece 314 drives the latch 313 to rotate, and continues to push the latch 313 to move inward and embed into the second limiting ring 316. At the same time, the latch 313 drives the ball limiting piece 323 to move downward and compress the spring buffer 322 until the two annular grooves 324 move to the third limiting ring 317 and the second limiting ring 316 respectively, and the ball limiting piece 323 is embedded in the annular groove 324 under the elastic action of the spring buffer 322, and the connecting piece 314 is rotated, and the connecting piece 314 drives the latch 313 to rotate until the fixing piece 315 at the inner end is embedded in the limiting hole of the connecting piece 314, thereby realizing the locking of the first chassis plate 21 and the second chassis plate 22.

[0057] When unlocking the second chassis plate 22, the connecting member 314 is rotated to disengage the limiting hole of the connecting member 314 from the fixing member 315 at the inner end, and the connecting member 314 drives the latch 313 to rotate, and pulls the latch 313 outward to move the latch 313 outward and disengage from the second limiting ring 316. At the same time, the latch 313 drives the ball limiting member 323 at one end to move downward to compress the spring buffer 322 until the latch 313 is completely disengaged from the ball limiting member 323. 3 is reset under the elastic action of the spring buffer 322, and the connecting piece 314 is rotated, and the connecting piece 314 drives the latch 313 to rotate until the fixing piece 315 at the outer end is embedded in the limiting hole of the connecting piece 314. At this time, the second chassis plate 22 is in the unlocked state, and the first chassis plate 21 is in the locked state. The handle 23 is pulled upward, and the handle 23 drives the second chassis plate 22 to move upward until the second chassis plate 22 is out of the slot 24, so that the second chassis plate 22 is disassembled;

[0058] When unlocking the first chassis panel 21, the connecting member 314 is rotated to disengage the limiting hole of the connecting member 314 from the fixing member 315 at the outer end, and the connecting member 314 drives the latch 313 to rotate, and the latch 313 is pulled outward to move the latch 313 outward and disengage from the third limiting ring 317. At the same time, the latch 313 drives the ball limiting member 323 to move downward and compress the spring buffer 322 until the latch 313 is completely disengaged from the ball limiting member 323. The ball limiting member 323 is reset under the elastic action of the spring buffer 322, and the first chassis panel 21 is rotated to open the first chassis panel 21;

[0059] The utility model can disassemble or open the first chassis plate 21 or the second chassis plate 22 of the corresponding area according to the area that needs to be inspected or replaced, so as to prevent parts from falling into other areas and causing damage to parts in other areas during replacement, and the first chassis plate 21 can be opened and the second chassis plate 22 can be disassembled at the same time to facilitate the inspection and repair of all parts in the chassis body 1;

[0060] The heat dissipation assembly 4 includes an exhaust fan 41, a partition 42, a vent 43, a blowing fan 44, a filter plate 45, a connecting column 46 and a rotation limit block 47. The blowing fan 44 is fixedly connected to the right end of the second chassis plate 22. The second chassis plate 22 is provided with a vent 43 that matches the blowing fan 44. Multiple exhaust fans 41 are fixedly connected to the right end inner wall of the chassis body 1. Two partitions 42 are fixedly connected to the interior of the chassis body 1. The right end of the chassis body 1 is provided with multiple vents 43 that match the exhaust fans 41. The filter plate 45 is embedded in the connecting groove of the blowing fan 44 and plugged with the blowing fan 44. A connecting column 46 is fixedly connected to the second chassis plate 22. The connecting column 46 is located above the blowing fan 44. A rotation limit block 47 is rotatably connected to the connecting column 46. The lower end of the rotation limit block 47 is fit-connected to the filter plate 45.

[0061] The third limiting ring 317 is fixedly connected to the left end of the partition plate 42 .

[0062] The partition plate 42 is provided with threading holes.

[0063] During heat dissipation, the blowing fan 44 draws cold air from the outside into the chassis body 1, and the cold air passes through the filter plate 45 to filter dust, and the exhaust fan 41 discharges the hot air in the chassis body 1 into the chassis body 1, thereby achieving heat dissipation of the chassis body 1;

[0064] When replacing the filter plate 45, first remove the second chassis plate 22, then rotate the rotation limit block 47 to separate the lower end of the rotation limit block 47 from the filter plate 45, then pull the filter plate 45 out of the blower fan 44, put the new filter plate 45 into the connection slot of the blower fan 44, loosen the rotation limit block 47, and the rotation limit block 47 presses against the filter plate 45 under the action of weight to limit the filter plate 45;

[0065] Two partitions 42 on the inner wall of the chassis body 1 divide the interior of the chassis body 1 into three areas, namely, a power supply area, a motherboard area, and a hard disk area.

[0066] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A chassis for an industrial control computer that is easy to disassemble, comprising a chassis body (1), characterized in that: A detachable component (2) is installed on the chassis body (1); The detachable component (2) is provided with a locking and limiting component (3) for locking the detachable component (2); The locking and limiting components (3) have two groups, and the two groups of locking and limiting components (3) are symmetrically arranged front and back, including a locking component (31) and a limiting component (32), the locking component (31) is connected to the detachable component (2), the locking component (31) is connected to the heat dissipation component (4), and the locking component (31) is connected to the limiting component (32); A heat dissipation component (4) for dissipating heat is installed on the chassis main body (1).

2. The easily disassembled chassis of the industrial control computer according to claim 1 is characterized in that: The detachable component (2) comprises a first chassis plate (21), a second chassis plate (22), a handle (23) and a slot (24); the first chassis plate (21) is hingedly connected to the front and rear sides of the left end of the chassis body (1); the slot (24) is provided on the upper and lower sides of the left end of the chassis body (1); the second chassis plate (22) is embedded in the slot (24) and plugged into the slot (24); and the upper end of the second chassis plate (22) is fixedly connected to the handle (23).

3. The easily disassembled chassis of the industrial control computer according to claim 2 is characterized in that: The first chassis plate (21) and the second chassis plate (22) are both connected to the locking assembly (31), and the second chassis plate (22) is connected to the heat dissipation assembly (4).

4. The easily disassembled chassis of the industrial control computer according to claim 3 is characterized in that: The locking assembly (31) comprises a mounting plate (311), a first limiting ring (312), a latch (313), a connecting piece (314), a fixing piece (315), a second limiting ring (316) and a third limiting ring (317). The mounting plate (311) is fixedly connected to the first chassis plate (21). The front and rear sides of the left end of the mounting plate (311) are fixedly connected to the first limiting ring (312). The front and rear sides of the left end of the mounting plate (311) are fixedly connected to the fixing piece (315). The fixing piece (315) is located below the first limiting ring (312). The right end of the third limiting ring (317) passes through the gap between the first chassis plate (21) and the second chassis plate (22) and is connected to the heat dissipation assembly (4). The latch (313) is fixedly connected to the first chassis plate (21) and the second chassis plate (22). ) one end is embedded in the insertion hole of the first limiting ring (312) at the outer end and is slidably connected to the first limiting ring (312); the other end of the latch (313) is embedded in the insertion holes of the first limiting ring (312), the second limiting ring (316) and the third limiting ring (317) at the inner end and is slidably connected to the first limiting ring (312), the second limiting ring (316) and the third limiting ring (317); the connecting member (314) is sleeved on the middle end of the latch (313) and is fixedly connected to the latch (313); the fixing member (315) is embedded in the limiting hole of the connecting member (314) and is plugged into the connecting member (314); the latch (313), the second limiting ring (316) and the third limiting ring (317) are all connected to the limiting assembly (32).

5. The easily disassembled chassis of the industrial control computer according to claim 4 is characterized in that: The two second limiting rings (316) are respectively fixedly connected to the front and rear sides of the left end of the second chassis plate (22).

6. The easily disassembled chassis of the industrial control computer according to claim 5, characterized in that: The limiting assembly (32) comprises a mounting groove (321), a spring buffer (322), a spherical limiting piece (323) and an annular groove (324); the second limiting ring (316) and the third limiting ring (317) are both provided with a mounting groove (321); the inner wall of the mounting groove (321) is fixedly connected with a spring buffer (322); the upper end of the spring buffer (322) is fixedly connected with a spherical limiting piece (323); the inner end of the latch (313) is provided with two annular grooves (324); both ends of the outer side of the annular groove (324) are provided with chamfers; the spherical limiting piece (323) is embedded in the annular groove (324) and is clamped with the annular groove (324).

7. The easily disassembled chassis of the industrial control computer according to claim 6, characterized in that: The heat dissipation assembly (4) comprises an exhaust fan (41), a partition (42), a vent (43), a blowing fan (44), a filter plate (45), a connecting column (46) and a rotation limit block (47); the blowing fan (44) is fixedly connected to the right end of the second chassis plate (22); the second chassis plate (22) is provided with a vent (43) matching the blowing fan (44); a plurality of exhaust fans (41) are fixedly connected to the inner wall of the right end of the chassis body (1); two partitions (42) are fixedly connected to the chassis body (22); Inside the main body (1), a plurality of vent holes (43) cooperating with the exhaust fan (41) are opened at the right end of the chassis main body (1), the filter plate (45) is embedded in the connection groove of the blowing fan (44) and plugged with the blowing fan (44), a connecting column (46) is fixedly connected to the second chassis plate (22), the connecting column (46) is located above the blowing fan (44), a rotating limit block (47) is rotatably connected to the connecting column (46), and the lower end of the rotating limit block (47) is closely connected to the filter plate (45).

8. The easily disassembled chassis of the industrial control computer according to claim 7, characterized in that: The third limiting ring (317) is fixedly connected to the left end of the partition (42).

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