TWM555048U - Simulation training platform for conditions of hydraulic system in residual pressure and oil spit - Google Patents

Abstract

The hydraulic system residual pressure and fuel injection simulation training platform of the present invention comprises a hydraulic circuit, wherein the hydraulic circuit comprises: an accumulator; an electromagnetic directional valve; a hydraulic power unit for outputting hydraulic oil; a reverse valve disposed downstream of the hydraulic power unit, wherein the hydraulic oil passes through the check valve and is divided into two paths, one of which is connected to the accumulator, the other is passed through the electromagnetic directional valve; and a pressure gauge is used for measuring Measuring the oil pressure in the accumulator; a throttle valve disposed downstream of the electromagnetic directional valve; an oil block located at the end of the pipeline downstream of the throttle; and another pressure gauge for measuring The oil pressure between the throttle valve and the oil passage block.

Description

Hydraulic system residual pressure and fuel injection simulation trainer

This creation is about a simulated training platform, and more specifically relates to a hydraulic system residual pressure and fuel injection simulation trainer.

Hydraulic systems are widely used in industry, and various production lines rely on hydraulic systems for control. These hydraulic systems require maintenance after a period of use to maintain optimum operation. However, if you are not careful during the maintenance and repair process, there will often be accidents or accidents.

Therefore, this creation provides a simulation training platform, which collects some cases of work safety caused by the hydraulic system during maintenance. It allows the workers to train and train the trainees to understand and experience the potential dangers of the hydraulic system. The factory avoids personnel accidents during maintenance and repair of the hydraulic system.

The purpose of this creation is to provide a simulated training platform for residual pressure and fuel injection conditions of a hydraulic system.

In order to achieve the above purpose, the hydraulic system residual pressure and fuel injection simulation training platform of the present invention comprises a hydraulic circuit, wherein the hydraulic circuit comprises: an accumulator; an electromagnetic directional valve; and a hydraulic power unit for outputting a hydraulic oil; a check valve disposed downstream of the hydraulic power unit, wherein the hydraulic oil passes through the check valve and is divided into two paths, one of which is connected to the accumulator and the other of which passes through the electromagnetic directional valve; a gauge for measuring oil pressure in the accumulator; a throttle valve disposed downstream of the electromagnetic directional valve; an oil passage block located at an end of the conduit downstream of the throttle valve; and another pressure gauge For measuring the oil pressure between the throttle valve and the oil passage block.

According to the creation of the hydraulic system residual pressure and fuel injection condition simulation training platform, wherein the oil road block is bolted, so that the trainees can experience the situation of fuel injection after loosening the bolts.

According to the creation of the hydraulic system residual pressure and fuel injection condition simulation training platform, wherein the oil block locks the inherent bolt but does not lock, thereby allowing the trainer to experience the situation of fuel injection after starting the system.

According to the creation of the hydraulic system residual pressure and fuel injection condition simulation training platform, wherein the oil block is not locked with the inherent bolts, thereby allowing the trainees to experience the situation of fuel injection after starting the system.

According to the creation of the hydraulic system residual pressure and fuel injection condition simulation training platform, the O-ring of the cable path is too small to cause poor sealing under the oil block, thereby allowing the trainees to experience the situation of fuel injection after starting the system.

According to the creation of the hydraulic system residual pressure and fuel injection condition simulation training platform, wherein the oil block is provided with an O-ring that is inadvertently pinched or broken during assembly, thereby allowing the trainee to experience the fuel injection after starting the system. situation.

According to the creation of the hydraulic system residual pressure and fuel injection simulation training platform, the bottom of the oil block is provided with the correct O-ring, so that the trainees can experience the situation of no fuel injection after starting the system.

According to the creation of the hydraulic system residual pressure and fuel injection simulation training platform, collect some safety cases caused by the hydraulic system during maintenance, so that the workers can feel and experience the hydraulic system through simulation teaching. Potential hazard, it is expected that the factory will avoid personnel accidents during the maintenance and repair of the hydraulic system.

In order to make the above and other objects, features and advantages of the present invention more comprehensible, the following detailed description will be made in conjunction with the accompanying drawings. In the description of the present invention, the same components are denoted by the same reference numerals and will be described above.

This creation is a hydraulic system residual pressure and fuel injection simulation training platform, including a hydraulic circuit, please refer to the hydraulic circuit diagram shown in Figure 1, the hydraulic circuit contains a check valve 1, electromagnetic directional valve 2, electromagnetic Directional valve 3, accumulator 4, pressure gauge 5.1-5.7, pressure reducing valve 6, electromagnetic directional valve 7.1-7.6, throttle valve 8.1-8.6, test contact 9.1-9.14, test hose 10.1-10.7, table connector 11.1-11.7, hydraulic power unit 14, filter 15.1-15.2, motor pump vortex 16, liquid level switch 17, perforated plate 18, oil block 19.1-19.6, control box 20, bolt 31.1-31.6, oil hood 32.1 -32.3.

In the above hydraulic circuit, the hydraulic power unit 14 is for outputting hydraulic oil. After the hydraulic oil is output, it will pass through the filter 15.1 and the check valve 1 in sequence, wherein the filter 15.1 can be used to filter the hydraulic oil, and the check valve 1 can prevent the hydraulic oil from flowing back. The hydraulic oil passes through the check valve 1 and is divided into two paths, one of which passes through the electromagnetic directional valve 2 and the other of which is connected to the accumulator 4. The hydraulic oil passes through the electromagnetic directional valve 2 and is divided into six paths, which are called the first road, the second road, the third road, the fourth road, the fifth road and the sixth road.

The first path enters the electromagnetic directional valve 7.1. The hydraulic oil flows out of the electromagnetic directional valve 7.1 and then passes through the throttle valve 8.1. The end of the pipeline is provided with an oil block 19.1 which is locked with a plurality of bolts 31.1. Pressure gauge 5.1 measures the oil pressure at the last stage of the first pass through the gauge joint 11.1, test hose 10.1 and test contact 9.1.

The second path enters the electromagnetic directional valve 7.2. The hydraulic oil flows out of the electromagnetic directional valve 7.2 and then through the throttle valve 8.2. The end of the pipeline is provided with an oil block 19.2 which is locked with a plurality of bolts 31.2. Pressure gauge 5.2 measures the oil pressure at the last stage of the second pass through the gauge connector 11.2, test hose 10.2 and test contact 9.3.

The third way enters the electromagnetic directional valve 7.3. The hydraulic oil flows out of the electromagnetic directional valve 7.3 and then passes through the throttle valve 8.3. The end of the line is provided with an oil block 19.3 which is not or is locked with only one to two bolts 31.3. Pressure gauge 5.3 measures the oil pressure at the last stage of the third pass through the gauge connector 11.3, test hose 10.3 and test contact 9.5.

The fourth path enters the electromagnetic direction valve 7.4. The hydraulic oil flows out of the electromagnetic directional valve 7.4 and then passes through the throttle valve 8.4. The end of the line is provided with an oil block 19.4 which is locked with a plurality of bolts 31.4. Pressure gauge 5.4 measures the oil pressure at the last stage of the fourth pass through the gauge joint 11.4, test hose 10.4 and test joint 9.7.

The fifth path enters the electromagnetic directional valve 7.5. The hydraulic oil flows out of the electromagnetic directional valve 7.5 and then through the throttle valve 8.5. The end of the pipeline is provided with an oil block 19.5 which is locked with a plurality of bolts 31.5. Pressure gauge 5.5 measures the oil pressure at the last stage of the fifth pass through the gauge joint 11.5, the test hose 10.5 and the test joint 9.9.

The sixth path enters the electromagnetic directional valve 7.6. The hydraulic oil flows out of the electromagnetic directional valve 7.6 and then passes through the throttle valve 8.6. The end of the pipeline is provided with an oil block 19.6 which is locked with a plurality of bolts 31.6. Pressure gauge 5.6 measures the oil pressure at the last stage of the sixth pass through the gauge connector 11.6, test hose 10.6 and test contact 9.11.

The pressure gauge 5.7 measures the oil pressure in the accumulator 4 through the gauge joint 11.7, the test hose 10.7 and the test joint 9.14. In addition, the output of the electromagnetic directional valve 7.1-7.6 is also connected to the accumulator 4 through the pressure reducing valve 6 and the electromagnetic directional valve 3 in sequence.

Referring to FIG. 2, the hydraulic circuit of the hydraulic system residual pressure and fuel injection condition simulation training platform is installed in the control box 20, and the pressure gauges 5.1-5.7 are exposed and fixed on the upper part of the control box 20 to monitor the oil pressure circuit. The oil pressure of each node in the middle. The hollow oil hood 32.1-32.3 is a square structure and made of a transparent material, placed on the perforated plate 18, wherein the oil hood 32.1 covers the oil block 19.1 and 19.2, and the oil hood 32.2 covers the oil block 19.3 And 19.4, while the oil hood 32.32 covers the oil block 19.5 and 19.6. A plurality of openings are formed in the upper portion of each of the oil hoods 32.1-32.3, so that the screwdriver can pass through the bolts 31.1-31.6 on the oil passage blocks 19.1-19.6.

According to the creation of the hydraulic system residual pressure and fuel injection simulation training platform, for the common hydraulic safety accidents on the site, the training platform simulates various abnormalities, allowing the students to experience learning.

The following simulations are performed for several projects:

The first hydraulic circuit of the above-mentioned hydraulic system is powered off and disconnected under the shutdown condition of the hydraulic system. However, due to the residual pressure of the accumulator 4, the maintenance personnel do not confirm the disassembly of the pipeline flange bolts of the system, and the spray occurs. Oil condition. The trainer can loosen the bolt 31.1 on the oil block 19.1 with a screwdriver to experience the situation in which the hydraulic oil is ejected without the bolt being locked.

When the second hydraulic circuit is simulated hydraulic system maintenance, the bolt 31.2 on the oil block 19.2 is not locked, that is, the line is activated to cause the fuel injection condition.

When the above-mentioned third hydraulic circuit is used to simulate the hydraulic system maintenance, the bolts are not activated on the oil block 19.3, causing the fuel injection condition.

When the above-mentioned fourth hydraulic circuit is used to simulate the hydraulic system maintenance, the sealed O-ring is replaced, because the wire diameter of the O-ring is too small, resulting in poor sealing, and the fuel injection condition is caused after starting the system.

When the fifth hydraulic circuit is used to simulate the hydraulic system maintenance, the sealed O-ring is replaced, and the O-ring is inadvertently pinched or the O-ring is broken during assembly. The joint surface is locked and cannot be detected. Causes fuel injection.

When the sixth hydraulic circuit is used to simulate the hydraulic system maintenance, the sealed O-ring is replaced. Since the O-ring is selected correctly and the installation method is correct, there is no abnormal fuel injection.

The oil hood 32.1-32.3 provided on the perforated plate 18 prevents the hydraulic table from splashing during the simulation of the operation. After the hydraulic oil flowing down the perforated plate 18 is collected and measured beyond the predetermined height by the level switch 17, the motor pump vortex 16 is withdrawn through the filter 15.2 to the hydraulic power unit 14.

According to the creation of the hydraulic system residual pressure and fuel injection simulation training platform, collect some safety cases caused by the hydraulic system during maintenance, so that the workers can feel and experience the hydraulic system through simulation teaching. Potential hazard, it is expected that the factory will avoid personnel accidents during the maintenance and repair of the hydraulic system.

Although the present invention has been disclosed in the foregoing examples, it is not intended to limit the present invention, and any one of ordinary skill in the art to which the present invention pertains can be modified and modified without departing from the spirit and scope of the present invention. Therefore, the scope of protection of this creation is subject to the definition of the scope of the patent application attached.

1‧‧‧ check valve
2‧‧‧Electromagnetic directional valve
3‧‧‧Electromagnetic directional valve
4‧‧‧Accumulator
5.1-5.7‧‧‧ Pressure gauge
6‧‧‧Reducing valve
7.1-7.6‧‧‧Electromagnetic directional valve
8.1-8.6‧‧‧ throttle valve
9.1-9.14‧‧‧Test contacts
10.1-10.7‧‧‧Test hose
11.1-11.7‧‧‧Table connector
14‧‧‧Hydraulic power unit
15.1-15.2‧‧‧Filter
16‧‧‧Motor pump vortex
17‧‧‧Level switch
18‧‧‧Perforated plate
19.1-19.6‧‧‧ Oil block
20‧‧‧Control box
31.1-31.6‧‧‧Bolts
32.1-32.3‧‧‧ Oil shield

Figure 1 is a hydraulic circuit diagram of the simulated training platform for the residual pressure and fuel injection conditions of the hydraulic system. Figure 2 is an external view of the simulated training platform for residual pressure and fuel injection of the hydraulic system.

1‧‧‧ check valve

2‧‧‧Electromagnetic directional valve

3‧‧‧Electromagnetic directional valve

4‧‧‧Accumulator

5.1-5.7‧‧‧ Pressure gauge

6‧‧‧Reducing valve

7.1-7.6‧‧‧Electromagnetic directional valve

8.1-8.6‧‧‧ throttle valve

9.1-9.14‧‧‧Test contacts

10.1-10.7‧‧‧Test hose

11.1-11.7‧‧‧Table connector

14‧‧‧Hydraulic power unit

15.1-15.2‧‧‧Filter

16‧‧‧Motor pump vortex

17‧‧‧Level switch

18‧‧‧Perforated plate

19.1-19.6‧‧‧ Oil block

20‧‧‧Control box

31.1-31.6‧‧‧Bolts

32.1-32.3‧‧‧ Oil shield

Claims (7)

A hydraulic system residual pressure and fuel injection condition simulation training platform includes a hydraulic circuit, wherein the hydraulic circuit comprises: an accumulator; an electromagnetic directional valve; a hydraulic power unit for outputting hydraulic oil; a valve disposed downstream of the hydraulic power unit, wherein the hydraulic oil passes through the check valve and is divided into two paths, one of which is connected to the accumulator, the other is passed through the electromagnetic directional valve; and a pressure gauge is used for measuring a hydraulic pressure in the accumulator; a throttle valve disposed downstream of the electromagnetic directional valve; an oil passage block located at an end of the downstream pipeline of the throttle valve; and another pressure gauge for measuring the The oil pressure between the throttle valve and the oil passage block. For example, the hydraulic system residual pressure and fuel injection condition simulation training platform described in the first paragraph of the patent application, wherein the oil passage block is bolted, thereby allowing the trainees to experience the situation of fuel injection after the bolts are loosened. For example, the hydraulic system residual pressure and fuel injection condition simulation training platform described in claim 1 wherein the oil block blocks the inherent bolt but is not locked, thereby allowing the trainee to experience the situation of fuel injection after starting the system. For example, the hydraulic system residual pressure and fuel injection condition simulation training platform described in the first paragraph of the patent application, wherein the oil pipeline block does not lock the inherent bolt, thereby allowing the trainee to experience the situation of fuel injection after starting the system. For example, the hydraulic system residual pressure and fuel injection condition simulation training platform described in the first paragraph of the patent scope, wherein an O-ring with a small wire diameter is caused under the oil passage block to cause poor sealing, thereby allowing the trainee to experience the startup system Causes the situation of fuel injection. For example, in the hydraulic system residual pressure and fuel injection condition simulation training platform described in claim 1, wherein the oil block is provided with an O-ring that is inadvertently pinched or broken during assembly, thereby allowing the student to experience the start. The condition of the fuel injection after the system. For example, in the hydraulic system residual pressure and fuel injection condition simulation training platform described in the first paragraph of the patent application, the correct O-ring is arranged below the oil passage block, thereby allowing the trainees to experience no fuel injection after starting the system. situation.