CN214098296U

CN214098296U - Electromagnetic interference preventing central processor for computer network technology teaching

Info

Publication number: CN214098296U
Application number: CN202023081584.XU
Authority: CN
Inventors: 不公告发明人
Original assignee: Shenzhen Yitian Internet Technology Co Ltd
Current assignee: Shenzhen Yitian Internet Technology Co Ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-08-31
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a central processing unit is used in electromagnetic interference resistance's computer network technology teaching, including the central processing unit body, the central processing unit body includes that the right side is the insulating casing of opening setting and is located the control of insulating casing, insulating casing internal fixation cover is equipped with the metal screen panel, and the control is located the metal screen panel, the right side of control and the right side parallel and level of metal screen panel, and the right side fixed mounting of control has first metal mesh, and insulating casing's right side movable contact has insulating cover plate, and insulating cover plate fixed cover is established on first metal mesh, and insulating cover plate's left side is inlayed and is equipped with dustproof filter screen, and insulating cover plate's left side bottom fixed mounting has first fixture block. The utility model relates to a rationally, the setting of metal mesh enclosure and first metal mesh can prevent that the control from being disturbed by the electromagnetic wave, and the quick assembly disassembly of being convenient for takes out the control, improves dismouting efficiency, makes things convenient for the follow-up operation of overhauing of personnel, satisfies the user demand, is favorable to the use.

Description

Electromagnetic interference preventing central processor for computer network technology teaching

Technical Field

The utility model relates to a central processing unit technical field especially relates to a central processing unit is used in electromagnetic interference resistance's computer network technology teaching.

Background

The central processing unit is used as an operation and control core of a computer system, is a final execution unit for information processing and program operation, is a great development on logic structure, operation efficiency and function extension since the generation of the central processing unit, plays an important role in the teaching of computer network technology, in order to prevent electromagnetic interference, a metal net is mostly arranged in a shell of the existing central processing unit and used for wrapping a control piece, and the metal net is made of conductive metal, so that after an electric field in the air is formed around the metal net, the formation of the electric field is damaged due to the short circuit effect of the conductive metal, the continuous propagation of electromagnetic waves is cut off, and the aim of preventing the electromagnetic interference is fulfilled;

it is fixed the control in the casing through the welded mode mostly of current central processing unit, it has the shortcoming of being not convenient for take out the control fast, central processing unit uses its inside ageing phenomenon of circuit that appears easily for a long time, consequently need often overhaul its inside, the current inconvenient quick maintenance operation in later stage of mode through welded fastening can not satisfy the user demand, therefore we have proposed central processing unit for the computer network technology teaching of electromagnetic interference resistance and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a central processing unit for teaching of electromagnetic interference resistance computer network technology.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the central processing unit for the computer network technology teaching for preventing electromagnetic interference comprises a central processing unit body, wherein the central processing unit body comprises an insulating shell with an opening at the right side and a control piece positioned in the insulating shell, a metal mesh enclosure is fixedly sleeved in the insulating shell, the control piece is positioned in the metal mesh enclosure, the right side of the control piece is flush with the right side of the metal mesh enclosure, a first metal mesh is fixedly arranged at the right side of the control piece, an insulating cover plate is movably contacted at the right side of the insulating shell, the insulating cover plate is fixedly sleeved on the first metal mesh, a dustproof filter screen is embedded at the left side of the insulating cover plate, a first clamping block is fixedly arranged at the bottom of the left side of the insulating cover plate, the insulating shell is movably sleeved on the first clamping block, a U-shaped seat is movably contacted at one side of the top of the insulating cover plate, a first rectangular groove is formed at the top of the right side of the insulating shell, and a clamping hole is formed in the inner wall of the bottom of the first rectangular groove, the second fixture block is movably clamped in the fixture hole, the top of the second fixture block extends into the first rectangular groove and is fixedly provided with a movable rod, the top of the insulating cover plate is provided with a second rectangular groove, the bottom of the U-shaped seat is fixedly provided with a rectangular pipe with the top end being of a plugging structure, the bottom end of the rectangular pipe extends into the second rectangular groove, the bottom inner wall of the second rectangular groove is fixedly provided with a first positioning rod, the rectangular pipe is sleeved on the first positioning rod in a sliding mode, a spring is fixedly arranged between the top end of the first positioning rod and the top inner wall of the rectangular pipe, a first rectangular hole is formed in the left inner wall of the second rectangular groove, a second positioning rod is fixedly arranged between the top inner wall of the first rectangular hole and the bottom inner wall of the first rectangular hole, the right end of the movable rod penetrates through the first rectangular hole to extend into the second rectangular groove and is fixedly connected with the left side of the rectangular pipe, the movable rod is sleeved on the second positioning rod in a sliding mode, and the top of the U-shaped seat is fixedly provided with a U-shaped handle.

Preferably, a second rectangular groove is formed in the bottom of the right side of the insulating shell, and the inner wall of the third rectangular groove is in movable contact with the outer side of the corresponding first clamping block.

Preferably, the mounting groove has been seted up in the outer side swing joint of the inner wall of metal mesh enclosure and control piece, the left side of insulating apron, the inner wall of mounting groove and the outside fixed connection of first metal mesh, seted up the mounting hole on the right side inner wall of mounting groove, the inner wall of mounting hole and the outside fixed connection of dustproof filter screen.

Preferably, a second rectangular hole is formed in the top of the moving rod, and the inner wall of the second rectangular hole is in sliding connection with the outer side of the second positioning rod.

Preferably, the front side and the rear side of the moving bar are respectively in movable contact with the front side inner wall and the rear side inner wall of the first rectangular groove.

Preferably, the outer side of the rectangular pipe is in sliding connection with the inner wall of the second rectangular groove.

Compared with the prior art, the beneficial effects of the utility model are that:

the control piece is surrounded by the arrangement of the insulating shell, the insulating cover plate, the metal mesh enclosure, the first metal mesh, the first clamping block, the first rectangular groove, the clamping hole, the second clamping block, the moving rod, the U-shaped seat, the second rectangular groove, the first positioning rod, the rectangular pipe, the spring, the first rectangular hole and the second positioning rod, the dustproof filter screen is matched with the arrangement of the insulating shell, the insulating cover plate, the metal mesh enclosure and the first metal mesh, the interference of electromagnetic waves is reduced, when the control piece needs to be taken out of the insulating shell, the U-shaped handle is pulled upwards to drive the rectangular pipe to slide upwards on the first positioning rod through the U-shaped seat and stretch the spring, the rectangular pipe drives the second clamping block to move out of the clamping hole through the moving rod, then the U-shaped handle is pushed rightwards to drive the rectangular pipe to move rightwards through the U-shaped seat, the rectangular pipe drives the insulating cover plate, the insulating cover plate drives the first clamping block to move out of the third rectangular groove, insulating cover plate shifts out from the metal mesh enclosure through first metal mesh area control piece, make things convenient for the subsequent maintenance operation of personnel, when installing the control piece, upwards stimulate U-shaped handle once more, make the spring be in tensile state, promote insulating cover plate to move to the metal mesh enclosure through first metal mesh area control piece left, insulating cover plate drives first fixture block and removes to the third rectangular channel in, insulating cover plate drives the carriage release lever through the second locating lever and removes to first rectangular channel in, relax the pulling force to the U-shaped handle immediately, the elasticity of spring drives the carriage release lever downstream through the rectangular pipe this moment, the carriage release lever drives the second fixture block and removes to the card downthehole, and then make insulating cover plate fixed, and then accomplished the installation operation.

The utility model relates to a rationally, the setting of metal mesh enclosure and first metal mesh can prevent that the control from being disturbed by the electromagnetic wave, and the quick assembly disassembly of being convenient for takes out the control, improves dismouting efficiency, makes things convenient for the follow-up operation of overhauing of personnel, satisfies the user demand, is favorable to the use.

Drawings

Fig. 1 is a schematic structural diagram of a central processing unit for electromagnetic interference prevention computer network technology teaching according to the present invention;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

In the figure: 100 control piece, 101 insulating casing, 1 insulating apron, 2 metal screen panel, 3 first metal mesh, 4 first fixture blocks, 5 first rectangular channel, 6 calorie of holes, 7 second fixture blocks, 8 movable rod, 9U-shaped seat, 10 second rectangular channel, 11 first locating lever, 12 rectangular pipe, 13 springs, 14 first rectangular hole, 15 second locating lever, 16 dustproof filter screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the cpu for electromagnetic interference resistance teaching of computer network technology comprises a cpu body, the cpu body comprises an insulating housing 101 with an opening at the right side and a control member 100 positioned in the insulating housing 101, the insulating housing 101 is fixedly sleeved with a metal mesh 2, the control member 100 is positioned in the metal mesh 2, the right side of the control member 100 is flush with the right side of the metal mesh 2, the right side of the control member 100 is fixedly provided with a first metal mesh 3, the right side of the insulating housing 101 is movably contacted with an insulating cover plate 1, the insulating cover plate 1 is fixedly sleeved on the first metal mesh 3, the left side of the insulating cover plate 1 is embedded with a dust-proof filter screen 16, the left bottom of the insulating cover plate 1 is fixedly provided with a first clamping block 4, the insulating housing 101 is movably sleeved on the first clamping block 4, one side of the top of the insulating cover plate 1 is movably contacted with a U-shaped seat 9, a first rectangular groove 5 is arranged at the top of the right side of the insulating shell 101, a clamping hole 6 is arranged on the inner wall of the bottom of the first rectangular groove 5, a second clamping block 7 is movably clamped in the clamping hole 6, the top of the second clamping block 7 extends into the first rectangular groove 5 and is fixedly provided with a moving rod 8, a second rectangular groove 10 is arranged at the top of the insulating cover plate 1, a rectangular pipe 12 with a plugging structure at the top end is fixedly arranged at the bottom of the U-shaped seat 9, the bottom end of the rectangular pipe 12 extends into the second rectangular groove 10, a first positioning rod 11 is fixedly arranged on the inner wall of the bottom of the second rectangular groove 10, the rectangular pipe 12 is slidably sleeved on the first positioning rod 11, a spring 13 is fixedly arranged between the top end of the first positioning rod 11 and the inner wall of the top end of the rectangular pipe 12, a first rectangular hole 14 is arranged on the inner wall of the left side of the second rectangular groove 10, a second positioning rod 15 is fixedly arranged between the inner wall of the top of the first rectangular hole 14 and the inner wall of the bottom, 8 right-hand members of carriage release lever run through first rectangular hole 14 and extend to in the second rectangular channel 10 and with the left side fixed connection of rectangular pipe 12, the 8 slip covers of carriage release lever establish on second locating lever 15, and the top fixed mounting of U-shaped seat 9 has the U-shaped handle, the utility model relates to a rationally, metal mesh enclosure 2 and first metal mesh 3's setting can prevent that control 100 from being disturbed by the electromagnetic wave, and be convenient for quick assembly disassembly takes out control 100, improves dismouting efficiency, makes things convenient for the follow-up operation of overhauing of personnel, satisfies the user demand, is favorable to using.

In the utility model, the bottom of the right side of the insulating shell 101 is provided with a second rectangular groove, the inner wall of a third rectangular groove is movably contacted with the outer side of a corresponding first clamping block 4, the inner wall of the metal screen 2 is movably contacted with the outer side of the control part 100, the left side of the insulating cover plate 1 is provided with a mounting groove, the inner wall of the mounting groove is fixedly connected with the outer side of the first metal mesh 3, the inner wall of the mounting groove is provided with a mounting hole, the inner wall of the mounting hole is fixedly connected with the outer side of the dustproof filter screen 16, the top of the movable rod 8 is provided with a second rectangular hole, the inner wall of the second rectangular hole is slidably connected with the outer side of the second positioning rod 15, the front side and the rear side of the movable rod 8 are respectively movably contacted with the inner wall of the front side and the inner wall of the first rectangular groove 5, and the outer side of the rectangular pipe 12 is slidably connected with the inner wall of the second rectangular groove 10, the utility model is reasonable in design, the arrangement of the metal screen 2 and the first metal mesh 3, can prevent that control 100 from being disturbed by the electromagnetic wave, and be convenient for quick assembly disassembly takes out control 100, improve dismouting efficiency, make things convenient for personnel follow-up maintenance operation, satisfy the user demand, be favorable to the use.

The working principle is as follows: when the heat dissipation device is used, the control piece 100 is surrounded by the insulating shell 101, the insulating cover plate 1, the metal mesh enclosure 2 and the first metal mesh 3, so that the interference of electromagnetic waves is reduced, the aim of preventing electromagnetic interference is fulfilled, and the phenomenon that dust enters the insulating shell 101 in the heat dissipation process can be reduced due to the arrangement of the dustproof filter screen 16;

when the control piece 100 needs to be taken out of the insulating shell 101, the U-shaped handle is pulled upwards, the U-shaped handle drives the U-shaped seat 9 to move upwards, the U-shaped seat 9 moves upwards and simultaneously drives the rectangular tube 12 to slide upwards on the first positioning rod 11 and stretch the spring 13, meanwhile, the rectangular tube 12 drives the moving rod 8 to slide upwards on the second positioning rod 15, the moving rod 8 drives the second fixture block 7 to move out of the fixture hole 6, further, the fixing of the insulating cover plate 1 is removed, then, the U-shaped handle is pushed rightwards, the U-shaped handle drives the rectangular tube 12 to move rightwards through the U-shaped seat 9, the rectangular tube 12 drives the insulating cover plate 1 to move rightwards, the insulating cover plate 1 moves rightwards and simultaneously drives the first fixture block 4 to move out of the third rectangular groove, simultaneously, the insulating cover plate 1 drives the moving rod 8 to move out of the first rectangular groove 5 through the second positioning rod 15, the insulating cover plate 1 drives the control piece 100 to move out of the metal mesh cover 2 through the first metal mesh 3, the subsequent overhaul operation of personnel is facilitated;

when the control piece 100 is installed, the U-shaped handle is pulled upwards again, so that the spring 13 is in a stretching state, the control piece 100 is aligned with the metal mesh enclosure 2, the insulating cover plate 1 is pushed leftwards, the insulating cover plate 1 drives the control piece 100 to move into the metal mesh enclosure 2 through the first metal mesh 3, meanwhile, the insulating cover plate 1 drives the first clamping block 4 to move into the third rectangular groove, the insulating cover plate 1 drives the moving rod 8 to move into the first rectangular groove 5 through the second positioning rod 15, the pulling force on the U-shaped handle is released, the spring 13 in the stretching state is reset, the elastic force of the spring 13 drives the moving rod 8 to move downwards through the rectangular pipe 12, the moving rod 8 drives the second clamping block 7 to move into the clamping hole 6, the second clamping block 7 is clamped with the clamping hole 6, the insulating cover plate 1 is fixed, and the installation operation of the control piece 100 is completed.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Electromagnetic interference resistance's central processing unit for computer network technology teaching, including the central processing unit body, the central processing unit body includes that the right side is insulating casing (101) that the opening set up and is located control (100) in insulating casing (101), a serial communication port, fixed cover is equipped with metal mesh enclosure (2) in insulating casing (101), control (100) are located metal mesh enclosure (2), the right side of control (100) and the right side parallel and level of metal mesh enclosure (2), the right side fixed mounting of control (100) has first metal mesh (3), the right side movable contact of insulating casing (101) has insulating apron (1), insulating apron (1) is fixed to be established on first metal mesh (3), the left side of insulating apron (1) is inlayed and is equipped with dustproof filter screen (16), the left side bottom fixed mounting of insulating apron (1) has first fixture block (4), the insulation cover plate is characterized in that an insulation shell (101) is movably sleeved on a first clamping block (4), one side of the top of an insulation cover plate (1) is movably contacted with a U-shaped seat (9), the top of the right side of the insulation shell (101) is provided with a first rectangular groove (5), the inner wall of the bottom of the first rectangular groove (5) is provided with a clamping hole (6), a second clamping block (7) is movably clamped in the clamping hole (6), the top of the second clamping block (7) extends into the first rectangular groove (5) and is fixedly provided with a movable rod (8), the top of the insulation cover plate (1) is provided with a second rectangular groove (10), the bottom of the U-shaped seat (9) is fixedly provided with a rectangular pipe (12) of which the top end is of a blocking structure, the bottom end of the rectangular pipe (12) extends into the second rectangular groove (10), a first positioning rod (11) is fixedly arranged on the inner wall of the bottom of the second rectangular groove (10), and the rectangular pipe (12) is slidably sleeved on the first positioning rod (11), fixed mounting has spring (13) between the top of first locating lever (11) and the top inner wall of rectangular pipe (12), first rectangular hole (14) have been seted up on the left side inner wall of second rectangular channel (10), fixed mounting has second locating lever (15) between the top inner wall of first rectangular hole (14) and the bottom inner wall, carriage release lever (8) right-hand member run through first rectangular hole (14) extend to in second rectangular channel (10) and with the left side fixed connection of rectangular pipe (12), carriage release lever (8) slip cap is established on second locating lever (15), the top fixed mounting of U-shaped seat (9) has the U-shaped handle.

2. The central processing unit for electromagnetic interference prevention computer network technology teaching of claim 1, wherein a second rectangular groove is formed at the bottom of the right side of the insulating housing (101), and the inner wall of the third rectangular groove is in movable contact with the outer side of the corresponding first clamping block (4).

3. The central processing unit for electromagnetic interference resistance computer network technology teaching of claim 1, wherein the inner wall of the metal mesh enclosure (2) is in movable contact with the outer side of the control member (100), the left side of the insulating cover plate (1) is provided with an installation groove, the inner wall of the installation groove is fixedly connected with the outer side of the first metal mesh (3), the right inner wall of the installation groove is provided with an installation hole, and the inner wall of the installation hole is fixedly connected with the outer side of the dust-proof filter screen (16).

4. The central processing unit for electromagnetic interference prevention computer network technology teaching of claim 1, wherein a second rectangular hole is formed at the top of the moving rod (8), and the inner wall of the second rectangular hole is slidably connected with the outer side of the second positioning rod (15).

5. The central processing unit for computer network technology teaching of preventing electromagnetic interference according to claim 1, wherein the front side and the rear side of the moving rod (8) are in movable contact with the inner wall of the front side and the inner wall of the rear side of the first rectangular groove (5), respectively.

6. The central processing unit for computer network technology teaching of preventing electromagnetic interference according to claim 1, wherein the outer side of the rectangular tube (12) is slidably connected with the inner wall of the second rectangular groove (10).