Process control foundation practical training device

Abstract

The utility model discloses a process control basic practical training device which comprises an experiment table, a net plate is arranged on the experiment table, a first water tank and a second water tank are arranged on the net plate, and the first water tank and the second water tank are detachably installed on one side of the net plate. An electric control valve is arranged between the second water tank and the first water tank in a communicating mode, an electromagnetic flowmeter and a magnetic pump are further arranged between the second water tank and the first water tank in a communicating mode, and a pressure gauge is further arranged between the electromagnetic flowmeter and the magnetic pump. The electric control valve can electrically connect and disconnect the second water tank and the first water tank so that water in the second water tank can enter the first water tank, the first manual valve, the second manual valve, the third manual valve, the fourth manual valve and the fifth manual valve can manually control connection and disconnection, and the pressure gauge can display hydraulic data.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic training equipment, in particular to a process control basic training device. Background Art

[0002] The existing hydraulic training device is mainly composed of a combination of modules such as a double-capacity water tank, a piping system, a component installation unit, an instrument control unit, and a power distribution system unit. It can not only excellently complete the multiple control tasks of the liquid level and flow of a single circuit, but also support the proficient operation and use of various instruments and meters. The existing hydraulic training device does not use core components such as water pumps, flow meters, and liquid level transmitters commonly used in industry, making it difficult to ensure that the device has strong industrial practical characteristics. In addition, students cannot freely disassemble the detection and execution instruments and related pipelines during the training process, which is very inconvenient for students to perform training operations. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a process control basic training device, which can solve the above-mentioned problems in the existing technology.

[0004] The utility model is realized through the following technical scheme: a process control basic training device of the utility model comprises an experimental table, on which a mesh plate is arranged, and is characterized in that a first water tank and a second water tank are arranged on the mesh plate, the first water tank and the second water tank are detachably installed on one side of the mesh plate, an electric regulating valve is arranged in communication between the second water tank and the first water tank, an electromagnetic flowmeter and a magnetic pump are also arranged in communication between the second water tank and the first water tank, and a pressure gauge is also arranged between the electromagnetic flowmeter and the magnetic pump.

[0005] A further technical solution also includes digital IO terminals, analog IO terminals, relays, motor controllers and 4P guide rail mounted short-circuit posts, wherein the digital IO terminals, analog IO terminals, relays, motor controllers and 4P guide rail mounted short-circuit posts are electrically connected to the electromagnetic flowmeter, electric regulating valve and magnetic pump.

[0006] A further technical solution also includes a guide rail and a cable collection trough, wherein the cable collection trough and the guide rail are installed on one side of the mesh plate, the cable collection trough is used to pass the cables, and the digital IO terminals, analog IO terminals, relays, motor controllers and 4P guide rail mounting short-circuit posts are installed on the guide rail.

[0007] A further technical solution also includes a warning light, which is detachably installed on one side of the mesh plate.

[0008] According to a further technical solution, the electric regulating valve is connected between the bottom of the second water tank and one side of the top of the first water tank.

[0009] According to a further technical solution, the top of the electromagnetic flowmeter is respectively connected to the second water tank and the first water tank, the bottom of the electromagnetic flowmeter is connected to the magnetic pump, and one side of the magnetic pump is also connected to the bottom of the first water tank.

[0010] According to a further technical solution, a quick-release connector assembly is provided between the first water tank, the second water tank, the electric regulating valve, the electromagnetic flowmeter, the magnetic pump and the pressure gauge.

[0011] A further technical solution is that the quick-release connector assembly includes a first manual valve, the first manual valve is connected to the top side of the first water tank, the end of the first manual valve is connected to a three-way pipe 1, one side of the three-way pipe 1 is connected to the electromagnetic flowmeter, the other side of the three-way pipe 1 is connected to a second manual valve, the second manual valve is connected to the second water tank, a third manual valve is connected to the bottom of the electromagnetic flowmeter, the bottom of the third manual valve is connected to a three-way pipe 2, one side of the three-way pipe 2 is connected to the pressure gauge, and the other side of the three-way pipe 2 is connected to one port of the magnetic pump.

[0012] According to a further technical solution, another port of the magnetic pump is connected to a fourth manual valve, one side of the fourth manual valve is connected to a three-way pipe, one side of the three-way pipe is connected to a fifth manual valve, and the other side of the three-way pipe is connected to the bottom of the first water tank.

[0013] According to a further technical solution, the quick-release connector assembly further includes a three-way pipe four connected to the bottom of the second water tank and one side of the first water tank, and an electric regulating valve is provided on one side of the three-way pipe four.

[0014] The beneficial effects of the utility model are:

[0015] 1. The second water tank is detachably arranged on one side of the mesh plate, and industrial components such as electric regulating valves, pressure gauges, magnetic pumps, etc. are connected between the second water tanks to facilitate students to connect and disassemble during practical training, and the digital IO terminals, analog IO terminals, relays, motor controllers and 4P guide rails are used to install short-circuit columns and controllers to facilitate personnel to perform practical training operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] For ease of explanation, the present invention is described in detail by the following specific embodiments and drawings.

[0017] Figure 1 This is a schematic diagram of the overall structure of a process control basic training device of the utility model;

[0018] Figure 2 for Figure 1The schematic diagram of the structure of the device after removing the screen plate;

[0019] Figure 3 for Figure 1 A schematic diagram of the structure of the connection of components in the device;

[0020] Figure 4 for Figure 3 Schematic diagram of the rear structure of the components connected;

[0021] Figure 5 for Figure 3 A schematic diagram of the upward-looking structure of the connection of the components in the figure;

[0022] Figure 6 for Figure 3 Schematic diagram of the structure of the central cable duct;

[0023] Figure 7 for Figure 6 Schematic diagram of the rear structure of the central cable duct;

[0024] In the figure, a laboratory table 11, a mesh plate 12, a socket 13, a warning light 21, a first water tank 22, a second water tank 23, a first manual valve 24, a three-way pipe 1 25, a second manual valve 26, an electromagnetic flowmeter 27, an electric regulating valve 28, a cable collection trough 29, a third manual valve 31, a pressure gauge 32, a magnetic pump 33, a three-way pipe 2 34, a fourth manual valve 35, a three-way pipe 3 36, a fifth manual valve 37, a three-way pipe 4 38, a digital IO terminal 41, an analog IO terminal 42, a relay 43, a motor controller 44, a 4P guide rail installation short-circuit column 45, and a guide rail 51. DETAILED DESCRIPTION

[0025] like Figure 1-Figure 7 As shown, the utility model is described in detail. For the convenience of description, the directions mentioned below are defined as follows: the up, down, left, right, front and back directions mentioned below are Figure 1 The up-down, left-right, front-back directions of the projection relationship itself are consistent. The utility model provides a basic process control training device, including an experimental table 11, a mesh plate 12 is arranged on the experimental table 11, a plurality of universal wheels are arranged at the bottom of the experimental table 11, a plurality of sockets 13 are also arranged on the experimental table 11, and a hydraulic control circulation component is arranged on the mesh plate 12 for personnel to operate and demonstrate the hydraulic circulation principle.

[0026] Advantageously, the experimental table 11 adopts an aluminum profile sheet metal structure, the aluminum profile adopts a special industrial aluminum profile, and the sheet metal surface is double-layer dense-grained spray-painted.

[0027] Advantageously, the table top on the experimental table 11 is made of a 25mm thick high-quality high-density fireproof board, and the board surface is finished with a 0.8mm HPL thermosetting resin laminate, which is fire-resistant and scratch-resistant.

[0028] Advantageously, the desktop of the experimental table 11 is equipped with a waterproof power socket, a DC power supply, and the docking socket is also waterproof.

[0029] Advantageously, the mesh plate 12 is made of galvanized steel plate that is bent and welded, and has a double-layer matte dense-grained plastic spray treatment on the surface. The plate thickness is not less than 2.0 mm, and the mesh holes are arranged in a mixed one horizontal and two vertical arrangement, with a mesh size of 15*5 mm.

[0030] Advantageously, the hydraulic control circulation component includes a first water tank 22 and a second water tank 23, which are detachably mounted on one side of the mesh plate 12, and also includes a warning light 21, which is detachably mounted on one side of the mesh plate 12. An electric regulating valve 28 is provided between the second water tank 23 and the first water tank 22, and an electromagnetic flowmeter 27 and a magnetic pump 33 are also provided between the second water tank 23 and the first water tank 22.

[0031] Advantageously, the electric regulating valve 28 is connected between the bottom of the second water tank 23 and one side of the top of the first water tank 22 .

[0032] Advantageously, the top of the electromagnetic flowmeter 27 is connected to the second water tank 23 and the first water tank 22 respectively, the bottom of the electromagnetic flowmeter 27 is connected to the magnetic pump 33, and one side of the magnetic pump 33 is also connected to the bottom of the first water tank 22.

[0033] Advantageously, a first manual valve 24 is provided at the top of the first water tank 22, a three-way pipe 25 is provided at the end of the first manual valve 24, one side of the three-way pipe 25 is connected to the electromagnetic flowmeter 27, and the other side of the three-way pipe 25 is connected to the second manual valve 26, the second manual valve 26 is connected to the second water tank 23, and the three-way pipe 25 serves as a three-way structure to respectively connect the electromagnetic flowmeter 27, the first manual valve 24 and the second manual valve 26.

[0034] Advantageously, the electromagnetic flowmeter 27 is connected to a third manual valve 31 at the bottom, the third manual valve 31 is connected to a three-way pipe 2 34 at the bottom, a pressure gauge 32 is connected to one side of the three-way pipe 2 34, the other side of the three-way pipe 2 34 is connected to one port of the magnetic pump 33, the other port of the magnetic pump 33 is connected to a fourth manual valve 35, one side of the fourth manual valve 35 is connected to a three-way pipe 36, one side of the three-way pipe 36 is connected to a fifth manual valve 37, and the other side of the three-way pipe 36 is connected to the bottom of the first water tank 22. The magnetic pump 33 is a prior art, divided into an inlet end and an outlet end, and can realize the pumping function. The three-way pipe 2 34 is a three-way structure, two of which are connected to the magnetic pump 33 and the third manual valve 31, and the other is connected to the pressure gauge 32.

[0035] Advantageously, a three-way pipe four 38 is arranged at the bottom of the second water tank 23 to connect with one side of the first water tank 22, and an electric regulating valve 28 is arranged on one side of the three-way pipe four 38. The three-way pipe four 38 is a three-way structure, two of which are connected to the second water tank 23 and the first water tank 22, and the other is connected to the electric regulating valve 28.

[0036] Embodiment 2

[0037] Based on the first embodiment, it is further defined as follows:

[0038] Advantageously, it also includes a control component for controlling and supplying power to electric components such as the warning light 21, the electromagnetic flowmeter 27, the electric regulating valve 28 and the magnetic pump 33. The control component includes a digital IO terminal 41, an analog IO terminal 42, a relay 43, a motor controller 44 and a 4P guide rail mounted short-circuit column 45. The digital IO terminal 41, the analog IO terminal 42, the relay 43, the motor controller 44 and the 4P guide rail mounted short-circuit column 45 are electrically connected to the warning light 21, the electromagnetic flowmeter 27, the electric regulating valve 28 and the magnetic pump 33 to realize functions such as information transmission. The digital IO terminal 41, the analog IO terminal 42, the relay 43, the motor controller 44 and the 4P guide rail mounted short-circuit column 45 are connected to a controller, such as a computer host, a PLC, a single-chip microcomputer and other controllers.

[0039] Advantageously, it also includes a guide rail 51 and a wire collecting trough 29, which are installed on one side of the mesh plate 12. The wire collecting trough 29 is used to pass the cables, and the digital IO terminals 41, the analog IO terminals 42, the relays 43, the motor controller 44 and the 4P guide rail mounting short-circuit posts 45 are installed on the guide rail 51. The guide rail 51 is also provided with a guide rail lock, which is arranged at both ends of the guide rail 51 to facilitate limiting the digital IO terminals 41, the analog IO terminals 42, the relays 43, the motor controller 44 and the 4P guide rail mounting short-circuit posts 45 on the guide rail 51.

[0040] The training device can measure the flow data flowing through it through the electromagnetic flowmeter 27, and the electric regulating valve 28 can electrically open and close the connection between the second water tank 23 and the first water tank 22 so that the water in the second water tank 23 can enter the first water tank 22. The first manual valve 24, the second manual valve 26, the third manual valve 31, the fourth manual valve 35 and the fifth manual valve 37 can all be manually controlled to be opened and closed, and the pressure gauge 32 can display hydraulic data.

[0041] The magnetic pump 33 can continuously pump the liquid in the pipeline, for example: the liquid at the bottom of the first water tank 22 is pumped upward along the three-way pipe 34 to the electromagnetic flowmeter 27, and then the liquid enters the first manual valve 24 and the second manual valve 26. After opening the first manual valve 24 or the second manual valve 26, the liquid can enter the first water tank 22 and the second water tank 23.

[0042] The above-mentioned specific operation process can be operated separately according to actual needs. According to different experimental processes, personnel can choose to close or open several components to achieve different experimental processes, including: liquid level characteristic curve measurement experiment, flow characteristic curve measurement experiment, liquid level single closed-loop PID control experiment (control water pump), liquid level two-point control experiment, flow single closed-loop PID control experiment (control water pump), liquid level single closed-loop PID control experiment (control electric control valve), flow single closed-loop PID control experiment (control electric control valve) and other experiments.

[0043] When connecting the pipeline, the joint is a quick-insert lock female joint with replaceable sealing ring. The joint types include right angle, tee, valve, etc.

[0044] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A process control basic training device, comprising a laboratory table (11), wherein a mesh plate (12) is arranged on the laboratory table (11), characterized in that: A first water tank (22) and a second water tank (23) are arranged on the mesh plate (12); the first water tank (22) and the second water tank (23) are detachably mounted on one side of the mesh plate (12); an electric regulating valve (28) is arranged between the second water tank (23) and the first water tank (22); an electromagnetic flowmeter (27) and a magnetic pump (33) are also arranged between the second water tank (23) and the first water tank (22); a pressure gauge (32) is also arranged between the electromagnetic flowmeter (27) and the magnetic pump (33).

2. A process control basic training device according to claim 1, characterized in that: It also includes a digital quantity IO terminal (41), an analog quantity IO terminal (42), a relay (43), a motor controller (44) and a 4P guide rail mounting short-circuit post (45).

3. A process control basic training device according to claim 2, characterized in that: It also includes a guide rail (51) and a wire collection slot (29), wherein the wire collection slot (29) and the guide rail (51) are installed on one side of the mesh plate (12), the wire collection slot (29) is used to pass cables, and the digital quantity IO terminal (41), the analog quantity IO terminal (42), the relay (43), the motor controller (44) and the 4P guide rail installation short-circuit column (45) are installed on the guide rail (51).

4. A process control basic training device according to claim 1, characterized in that: It also comprises a warning light (21), wherein the warning light (21) is detachably mounted on one side of the mesh plate (12).

5. A process control basic training device according to claim 1, characterized in that: The electric regulating valve (28) is connected between the bottom of the second water tank (23) and the top of the first water tank (22).

6. A process control basic training device according to claim 1, characterized in that: The top of the electromagnetic flowmeter (27) is respectively connected to the second water tank (23) and the first water tank (22), the bottom of the electromagnetic flowmeter (27) is connected to one of the ports of the magnetic pump (33), and the other port of the magnetic pump (33) is also connected to the bottom of the first water tank (22).

7. A process control basic training device according to any one of claims 1 to 6, characterized in that: A quick-release joint assembly is provided between the first water tank (22), the second water tank (23), the electric regulating valve (28), the electromagnetic flow meter (27), the magnetic pump (33) and the pressure gauge (32).

8. A process control basic training device according to claim 7, characterized in that: The quick-release connector assembly comprises a first manual valve (24), the first manual valve (24) being connected to the top side of a first water tank (22), a three-way pipe (25) being connected to the end of the first manual valve (24), one side of the three-way pipe (25) being connected to the electromagnetic flowmeter (27), the other side of the three-way pipe (25) being connected to a second manual valve (26), the second manual valve (26) being connected to the second water tank (23), a third manual valve (31) being connected to the bottom of the electromagnetic flowmeter (27), the bottom of the third manual valve (31) being connected to a three-way pipe (34), one side of the three-way pipe (34) being connected to the pressure gauge (32), and the other side of the three-way pipe (34) being connected to one of the ports of the magnetic pump (33).

9. A process control basic training device according to claim 8, characterized in that: Another port of the magnetic pump (33) is connected to a fourth manual valve (35), one side of the fourth manual valve (35) is connected to a three-way pipe (36), one side of the three-way pipe (36) is connected to a fifth manual valve (37), and the other side of the three-way pipe (36) is connected to the bottom of the first water tank (22).

10. A process control basic training device according to claim 7, characterized in that: The quick-release joint assembly also includes a three-way pipe four (38) arranged to communicate with the bottom of the second water tank (23) and one side of the first water tank (22), and an electric regulating valve (28) is arranged on the three-way pipe four (38).

Images