CN212906663U

CN212906663U - PLC (programmable logic controller) practical training device

Info

Publication number: CN212906663U
Application number: CN202021952874.4U
Authority: CN
Inventors: 陈权
Original assignee: Guangzhou Zhenshilong Machinery Co ltd
Current assignee: Guangzhou Zhenshilong Machinery Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-04-06
Anticipated expiration: 2030-09-09

Abstract

The utility model relates to a teaching aid technical field, and disclose real device of instructing of programmable controller PLC, including programmable controller PLC equipment body, computer and display, the lower fixed surface of programmable controller PLC equipment body is connected with the backup pad, the upper surface of backup pad and the lower surface swing joint of computer, the last fixed surface of backup pad is connected with the U-shaped board, and the through-hole has been seted up to the upper surface of U-shaped board, and the pore wall of through-hole rotates through antifriction bearing and is connected with the bull stick, the last fixed surface of bull stick is connected with the supporting shoe. The utility model discloses make real device of instructing of programmable controller PLC have height adjusting function, and accommodation process is simple and convenient, has improved the travelling comfort of the real device operation of instructing of programmable controller PLC simultaneously, can effectively improve the radiating efficiency of the real device of instructing of programmable controller PLC, avoids the device to damage because of high temperature, has improved the real use reliability of instructing the device of programmable controller PLC.

Description

PLC (programmable logic controller) practical training device

Technical Field

The utility model relates to a teaching aid technical field especially relates to a real device of instructing of programmable logic controller PLC.

Background

The programmable controller application technology is a development trend of an industrial control technology generally considered in the industrial automation industry at present, and the application technology of the programmable controller is widely applied, so that a great deal of requirements are met by a teaching practical training device of the system in high schools, for example, the operation control of the iron wire forming machine is realized by using programmable controller PLC equipment, and therefore, the operation training of the programmable controller PLC equipment is required to be carried out through the practical training device of the programmable controller PLC before the iron wire forming machine is actually operated.

The existing PLC practical training device has the condition that the height cannot be adjusted, a student with a high height and a low height feels uncomfortable when using the device, the comfort of the operation of the PLC practical training device is influenced, the PLC practical training device also has the condition that the heat dissipation efficiency is low, electronic devices in the device are easily damaged due to high temperature in the long-time practical training process, and the use reliability of the PLC practical training device is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the situation that the real device of instructing of programmable logic controller PLC has the high unable regulation among the prior art, have stronger uncomfortable sense when the higher and lower student of height uses, influence the travelling comfort of the real device operation of instructing of programmable logic controller PLC to and the real device of instructing of programmable logic controller PLC still has the slower problem of radiating efficiency, and the real device of instructing of programmable logic controller PLC who provides.

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

a Programmable Logic Controller (PLC) practical training device comprises a PLC device body, a computer and a display, wherein a supporting plate is fixedly connected to the lower surface of the PLC device body, the upper surface of the supporting plate is movably connected with the lower surface of the computer, a U-shaped plate is fixedly connected to the upper surface of the supporting plate, a through hole is formed in the upper surface of the U-shaped plate, a rotating rod is rotatably connected to the hole wall of the through hole through a rolling bearing, a supporting block is fixedly connected to the upper surface of the rotating rod, the upper surface of the supporting block is fixedly connected with the lower surface of the display, a lifting mechanism is fixedly connected to the lower surface of the supporting plate, an air pump is fixedly connected to the lower surface of the supporting plate, a conduit is fixedly communicated with the output end of the air pump, a four-way pipe is fixedly communicated with the top end, the output ends of the three hoses are respectively fixedly communicated with the outer walls of the PLC device body, the computer and the display.

Preferably, elevating system includes four spinal branch vaulting poles and three connecting pipes, four the upper surface of bracing piece all is connected with backup pad lower fixed surface, the pole wall activity of bracing piece has cup jointed the screw cap, the bottom fixedly connected with connecting block of bracing piece, the outer wall fixedly connected with rubber piston of connecting block, a support section of thick bamboo has been cup jointed in the outer wall activity of rubber piston, connecting thread has been seted up on the top of a support section of thick bamboo, the top inner wall of a support section of thick bamboo with the outer wall threaded connection of screw cap, four the outer wall of a support section of thick bamboo is through three the connecting pipe communicates in proper order, the both ends lateral wall of connecting pipe respectively with adjacent the fixed intercommunication of outer wall of a support section of thick bamboo, one of them the fixed intercommunication of.

Preferably, the output end of the air pump is fixedly connected with a filter screen, and the lower surface of the filter screen is fixedly connected with filter gauze.

Preferably, the lower surfaces of the four supporting cylinders are provided with anti-skid grains.

Preferably, the outer walls of the four supporting cylinders are fixedly connected with connecting plates together.

Preferably, radiating holes are formed in the side walls of the programmable logic controller PLC equipment body, the computer and the display, and the hole walls of the radiating holes are fixedly connected with dust screens.

Compared with the prior art, the utility model provides a real device of instructing of programmable controller PLC possesses following beneficial effect:

1. this real device of instructing of programmable controller PLC, through setting up the back charging connector, the connecting pipe, rubber piston and bracing piece, when the higher or shorter student of body uses the real device of instructing of programmable controller PLC, at first confirm the backup pad according to student's height and rise or reduce, if need reduce, through the height of the real device of instructing of elevating system change programmable controller PLC, make its height and student's phase-match, be convenient for the student instruct the operation in fact on the real device equipment body of instructing of PLC, this mechanism makes the real device of instructing of programmable controller PLC have height control function, and accommodation process is simple and convenient, the travelling comfort of the real device operation of instructing of programmable controller PLC has been improved simultaneously.

2. This real device of instructing of programmable controller PLC, through being provided with the air pump, four-way pipe and hose, if real device of instructing of programmable controller PLC works the heat dissipation for a long time when great, through starting the air pump, the air pump inhales the outside air, later the air passes through the pipe, four-way pipe and hose are carried programmable controller PLC equipment body, inside computer and the display, accelerate programmable controller PLC equipment body, computer and the inside air flow of display, make its inside heat along with the air discharge from the heat dissipation hole fast, accelerate the radiating rate of real device of instructing of programmable controller PLC, this mechanism can effectively improve the radiating efficiency of real device of instructing of programmable controller PLC, avoid the device to damage because of high temperature, the use reliability of real device of instructing of programmable controller PLC has been improved.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the real device of instructing of programmable controller PLC have altitude mixture control function, and accommodation process is simple and convenient, has improved the travelling comfort of the real device operation of instructing of programmable controller PLC simultaneously, can effectively improve the radiating efficiency of the real device of instructing of programmable controller PLC, avoids the device to damage because of high temperature, has improved the real reliability in utilization of instructing the device of programmable controller PLC.

Drawings

Fig. 1 is a schematic structural diagram of a PLC practical training device of the present invention;

fig. 2 is the utility model provides a structural schematic diagram of a part of a Programmable Logic Controller (PLC) practical training device.

In the figure: the device comprises a programmable logic controller PLC (programmable logic controller) device body 1, a computer 2, a display 3, a supporting plate 4, a U-shaped plate 5, a rotating rod 6, a supporting block 7, an elevating mechanism 8, a supporting rod 81, a connecting pipe 82, a threaded cover 83, a connecting block 84, a rubber piston 85, a supporting cylinder 86, an inflation nozzle 87, an air pump 9, a guide pipe 10, a four-way pipe 11, a hose 12, a filter screen 13, filter gauze 14 and a connecting plate 15.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a practical training device for a Programmable Logic Controller (PLC), comprising a PLC device body 1, a computer 2 and a display 3, wherein a support plate 4 is fixedly connected to the lower surface of the PLC device body 1, the upper surface of the support plate 4 is movably connected to the lower surface of the computer 2, a U-shaped plate 5 is fixedly connected to the upper surface of the support plate 4, a through hole is formed in the upper surface of the U-shaped plate 5, a rotating rod 6 is rotatably connected to the hole wall of the through hole through a rolling bearing, a support block 7 is fixedly connected to the upper surface of the rotating rod 6, the upper surface of the support block 7 is fixedly connected to the display 3, a lifting mechanism 8 is fixedly connected to the lower surface of the support plate 4, an air pump 9 is fixedly connected to the lower surface of the support plate 4, a conduit 10 is fixedly communicated to the output end of the air pump 9, a four-way, the output ends of the three hoses 12 are respectively fixedly communicated with the outer walls of the PLC device body 1, the computer 2 and the display 3.

The lifting mechanism 8 comprises four support rods 81 and three connecting pipes 82, the upper surfaces of the four support rods 81 are all fixedly connected with the lower surface of the support plate 4, the rod wall of each support rod 81 is movably sleeved with a threaded cover 83, the bottom end of each support rod 81 is fixedly connected with a connecting block 84, the outer wall of each connecting block 84 is fixedly connected with a rubber piston 85, the outer wall of each rubber piston 85 is movably sleeved with a support cylinder 86, the top end of each support cylinder 86 is provided with a connecting thread, the inner wall of the top end of each support cylinder 86 is in threaded connection with the outer wall of each threaded cover 83, the outer walls of the four support cylinders 86 are sequentially communicated through the three connecting pipes 82, the side walls at the two ends, the tube wall of one connecting tube 82 is fixedly communicated with an inflating nozzle 87, the mechanism enables the PLC practical training device to have the height adjusting function, and the adjusting process is simple and convenient, and the operation comfort of the PLC practical training device is improved.

Output fixedly connected with filter screen 13 of air pump 9, the lower fixed surface of filter screen 13 is connected with filters gauze 14, and inside filter screen 13 and filtration gauze 14 can prevent that the dust from entering into real device of instructing, the inside cleanness of real device of instructing of guarantee.

Anti-skidding line has been seted up to the lower surface of four support cylinders 86, has improved the stability that real device of instructing of programmable controller PLC placed.

The common fixedly connected with connecting plate 15 of the outer wall of four support cylinders 86, connecting plate 15 can ensure the stability that support cylinder 86 placed, and then improved the stability that real device of instructing of programmable controller PLC placed.

The louvre has been seted up to the lateral wall of programmable controller PLC equipment body 1, computer 2 and display 3, and the pore wall fixedly connected with dust screen of louvre, and inside the dust screen can prevent that the dust from entering into real device of instructing, the inside cleanness of real device of instructing of guarantee, air pump 9 passes through control switch and external power source electric connection, and this electric connection is prior art, and belongs to the technical means that the personnel of this field used conventionally, consequently does not give unnecessary details.

In the utility model, when a high or low student uses the PLC practical training device, firstly, whether the support plate 4 ascends or descends is determined according to the height of the student, if the height needs to be reduced, the inflation nozzle 87 is used for deflating, the air in the cylinder 86 is reduced through deflation, then the support plate 4 pushes the support rod 81 to move downwards under the action of gravity, the support rod 84 enables the rubber piston 85 to move downwards through the connecting block 84, so that the height of the PLC practical training device is changed to be matched with the height of the student, the practical training operation of the student on the PLC practical training device body 1 is facilitated, otherwise, if the PLC practical training device needs to be lifted, the inflation nozzle 84 is only used for inflating the cylinder 86, the mechanism enables the PLC practical training device to have the height adjusting function, the adjusting process is simple and convenient, and the comfort of the operation of the PLC practical training device is improved, if real device of instructing of programmable controller PLC works for a long time when the heat dissipation is great, through starting air pump 9, air pump 9 inhales the outside air, filter screen 13 and filtration gauze 14 can filter the air at the in-process of inhaling, later clean air passes through pipe 10, four-way pipe 11 and hose 12 carry programmable controller PLC equipment body 1, computer 2 and display are inside 3, accelerate programmable controller PLC equipment body 1,

computer

2 and 3 inside air flow of display, make its inside heat discharge from the radiator hole along with the air fast, accelerate the radiating rate of real device of instructing of programmable controller PLC, this mechanism can effectively improve the radiating efficiency of real device of instructing of programmable controller PLC, avoid the device to damage because of high temperature, the real reliability of using of instructing the device of programmable controller PLC has been improved.

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. A Programmable Logic Controller (PLC) practical training device comprises a PLC device body (1), a computer (2) and a display (3), and is characterized in that a supporting plate (4) is fixedly connected to the lower surface of the PLC device body (1), the upper surface of the supporting plate (4) is movably connected with the lower surface of the computer (2), a U-shaped plate (5) is fixedly connected to the upper surface of the supporting plate (4), a through hole is formed in the upper surface of the U-shaped plate (5), a rotating rod (6) is rotatably connected to the hole wall of the through hole through a rolling bearing, a supporting block (7) is fixedly connected to the upper surface of the rotating rod (6), the upper surface of the supporting block (7) is fixedly connected with the lower surface of the display (3), a lifting mechanism (8) is fixedly connected to the lower surface of the supporting plate (4), an air pump (9) is fixedly connected to the lower surface of the supporting plate (4), the air pump is characterized in that a guide pipe (10) is fixedly communicated with the output end of the air pump (9), a four-way pipe (11) is fixedly communicated with the top end of the guide pipe (10), a hose (12) is fixedly connected with the output end of the four-way pipe (11), and the output ends of the hose (12) are respectively fixedly communicated with the outer walls of a Programmable Logic Controller (PLC) device body (1), a computer (2) and a display (3).

2. The practical training device for the Programmable Logic Controller (PLC) according to claim 1, wherein the lifting mechanism (8) comprises four support rods (81) and three connecting pipes (82), the upper surfaces of the four support rods (81) are all fixedly connected with the lower surface of the support plate (4), a threaded cover (83) is movably sleeved on the rod wall of each support rod (81), a connecting block (84) is fixedly connected to the bottom end of each support rod (81), a rubber piston (85) is fixedly connected to the outer wall of each connecting block (84), a support cylinder (86) is movably sleeved on the outer wall of each rubber piston (85), connecting threads are formed in the top end of each support cylinder (86), the inner wall of the top end of each support cylinder (86) is in threaded connection with the outer wall of each threaded cover (83), and the outer walls of the four support cylinders (86) are sequentially communicated through the three connecting pipes (82), the side walls of two ends of each connecting pipe (82) are respectively and fixedly communicated with the outer wall of the adjacent supporting cylinder (86), and the pipe wall of one connecting pipe (82) is fixedly communicated with an inflating nozzle (87).

3. The PLC practical training device according to claim 1, wherein a filter screen (13) is fixedly connected to an output end of the air pump (9), and a filter gauze (14) is fixedly connected to a lower surface of the filter screen (13).

4. The PLC practical training device according to claim 2, wherein anti-skid threads are formed on the lower surfaces of the four supporting cylinders (86).

5. The PLC practical training device according to claim 2, wherein the outer walls of the four support cylinders (86) are fixedly connected with connecting plates (15) together.

6. The PLC practical training device according to claim 1, wherein heat dissipation holes are formed in side walls of the PLC device body (1), the computer (2) and the display (3), and a dust screen is fixedly connected to the hole walls of the heat dissipation holes.