1. Hydraulic Trainer

2. Basic Hydraulic Trainer DLYY-DH101
DLYY-DH101 type hydraulic trainer, is designed, researched and developed
according to experimental teaching outline of the national college “hydraulic
transmission” for guidance, and combine with requirements of vocational training and
professional further study to the fluid drive. This training device uses operating
board of the open structure, all kinds of hydraulic components can be flexible install
in operation board, connect with hydraulic pressure tube between components, the quick-change connector of hydraulic hose can make training experiment is fast and
safe. Besides large whole set of components can be chose to upgrade! It has very strong expansibility and actual exercise, has the following features:
·Can meet the requirements of the school
·Meet the base and teaching training system of need of practical applications .
·Equipment structure is firm and has good stability
·Low noise operation
·Layout clear and intriguing design

3. Basic Electro Hydraulic Trainer DLYY-DH201
Training content
1. Directional control circuit
a) Inverting circuit of hand shuttle valve
b) Magnetic shuttle exchange circuit
2. Pressure control circuit
Shandong Dolang Technology Equipment Co., Ltd.
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a) Single grade pressure regulating circuit
b) Secondary level pressure regulating
c) Single pressure reducing circuit
d) Level 2 pressure circuit
e) The unloading circuit using “M” type manual shuttle valves
f) The unloading circuit using the shuttle valve
g) The unloading circuit using the relief valve
h) Liquid control one-way valve pressure maintenance.
3. The flow speed circuit
a) Enter oil-way throttle speed regulation
b) Back oil-way throttle speed regulation
c) Side oil-way throttle speed regulation
d) Speed synchronous circuit of the speed regulation valve
e) Parallel circuit of the speed regulation valve
f) Series circuit of the speed regulation valve
5. Sequence action circuit using sequence valve
6. Sequence action circuit use stroke switch control
7. Sequence action circuit use pressure relay control
8. One-way atresia circuit use hydraulic control one-way valve
9. Double-way atresia circuit use hydraulic control one-way valve
10. Locking circuit use o type manual shuttle valve
11. Differential control circuit
12. Relay control hydraulic basic circuit
13. The other circuit design by themselves

4. Advanced Electro Hydraulic Trainer DLYY-DH202
Technical Parameter
● Hydraulic unit
● Power : 1.1KW
● Rotating speed : 1420r/Min
● Voltage : 380V,50Hz/60Hz
● System flow : 4.5L/min
● Working pressure : ≤ 6Mpa
● Workbench
Workbench size : 1590 X 760 X 1650mm
Aluminum panel size: 1200 (L) X 600 (W)
■ Optional
● Teaching resources
● Hydraulic simulation software
● Lead frame
● Computer desk
● DLYY-FLS1 Hydraulic flip, stretching training
object
● DLYY-CY1 Electro hydraulic processing, stamping
training object

5. Portabel Hydraulic Trainer DLYY-X1
Panel area include relays area, time relay area, operating area and power area
Relay coil and 4 groups of NO/ NC of relay zone through the K3 protection terminal lead onto panel,
safe and easy to use; printed with relay schematic diagram and pin numbers on the panel, only need to use
safety plug wires circuit when training, do not need any special tools. You can either use the PLC (Optional)
control solenoid valve relay driver can also be directly connected to the button signal, realize
electromagnetic valve control. The relay coil is driven by DC24V, easy and intuitive to observe the
situation of the relay is energized, the relay coil in parallel at both ends of an LED, when the relay is
energized the LED lights will be lit, the relay power off, LED lights will off.

6. Transparent Hydraulic Trainer DL-DH230
Technical Parameter
● Hydraulic unit
● Working power : AC 220V 50Hz/60Hz
● Power : 750W
● Rotating speed : rmp
● Working pressure : ≤ 2.5MPa Noise≤ 58db
● Workbench
Workbench size : 1360 X 650 X 1650mm
Aluminum panel size : 1200 (L) X 600 (W)
■ Optional
● Teaching resources
● Hydraulic simulation software
● Lead frame
● Computer desk
● DLYY-FLS1 Hydraulic flip, stretching training
object
● DLYY-CY1 Electro hydraulic processing, stamping
training object

7. PLC Integrated Double-side Hydraulic Trainer
Technical Parameter
● Hydraulic unit
● Power : 1.1KW
● Rotating speed : 1420r/Min
● Voltage : 380V,50Hz/60Hz
● System flow : 4.5L/min
● Working pressure : ≤ 6Mpa
● Workbench
Workbench size : 1560 X 780 X 1630mm
Aluminum panel size: 1200 (L) X 450 (W)
■ Optional
● Teaching resources
● Hydraulic simulation software
● Lead frame ●Computer desk
● DLYY-FLS1 Hydraulic flip, stretching training
object
● DLYY-CY1 Electro hydraulic processing,
stamping training object

8. Hydraulic System Failure and Failure Analysis Trainer
Technical Parameter
● Hydraulic unit
● Power : 1.1KW
● Rotating speed : 1420r/Min
● Voltage : 380V,50Hz/60Hz
● System flow : 4.5L/min
● Working pressure : ≤ 6Mpa
● Workbench
Workbench size : 1560 X 780 X 1630mm
Aluminum panel size: 1200 (L) X 450 (W)
■ Optional
● Teaching resources
● Hydraulic simulation software
● Lead frame
● Computer desk

9. Hydraulic Components Dismounting Trainer
■ Technical Parameter
● Hydraulic unit
● Power : 1.1KW
● Rotating speed : 1420r/Min
● Voltage : 380V,50Hz/60Hz
● System flow : 4.5L/min
● Working pressure : ≤ 6Mpa
● Workbench
Workbench size : 1560 X 780 X 750mm
Aluminum panel size : 1400 (L) X 750 (W)
■ Optional
● Teaching resource
● Hydraulic simulation software

10. Intelligent Hydraulic Workbench trainer
■ Overview
● The hydraulic transmission comprehensive workbench consists of console, hydraulic unit, control panel. it can complete
hydraulic drive curriculum design, creativity, comprehensive experiments and particularly suitable for hydraulic engineering
testing, component performance testing, it provides strong support for teaching , research, testing, and it is an reliable
assistant for scholars, experts, engineering and technical personnel in hydraulic subject.
■ Technical Parameter
● Hydraulic unit : 1200 x 700 x 700mm
● Variable system
Power : 2.2KW Rotating speed : 1500r/Min Voltage : 380V, 50Hz/60Hz
Flow : 16.5L/min Working pressure : ≤ 7Mpa
● Quantitative System
Power : 2.2KW Rotating speed : 1500r/Min
Voltage : 380V,50Hz/60Hz
● Workbench
Workbench size :1360 X 650 X 1650mm
Aluminum panel size : 1200 (L) X 600 (W)

11. Excavator Hydraulic System and PLC Control Trainer
■ Technical Parameter
● Hydraulic unit
● Power : 1.5KW
● Rotating speed :1500r/Min
● Voltage: 380V,50Hz/60Hz
● System flow : 16.7L/min
● Working pressure : ≤ 7Mpa
● Workbench
Workbench size: 1000 X 750 X 750mm
Aluminum panel size: 1000 (L) X 750 (W)
■ Optional
● Teaching resources
● Hydraulic simulation software
● Lead frame
● Computer desk

12. Electrohydraulic Servo Proportional Control Trainer
Overview
● DLYY-DH401 electrohydraulic servo proportional control training system enables students to understand the characteristics
of the electro-hydraulic proportional control valve / servo valve, electro-hydraulic proportional / servo position and consisting of
force control system, principles and correction method, master control system dynamic analysis theory and time domain test
method parameters, in-depth understand the impact of digital PID controller structure parameters on the dynamic performance.
The workbench is a typical proportion of electro-hydraulic servo control system.
■ Technical Parameter
● Hydraulic unit
Quantitative system rated capacity : 11ml/rev Working pressure : ≤ 7Mpa
Power : 2.2 KW Rotating speed :1440r/Min Voltage : 380V,50Hz/60Hz Variable system : rated capacity :16.7ml/rev
Power : 3.75 KW Working pressure : ≤7Mpa Voltage : 380V,50Hz/60Hz Rotating speed : 1440r/Min
● Workbench
Master station : 1600×830×950mm Controller cabinet : 500×420×900mm
Experimental platform : 1600×1500×1000mm
■ Optional
● Teaching resources ● Hydraulic simulation software ● Lead frame
● DLYY-FLS1 Hydraulic flip, stretching training object ● DLYY-CY1 Electro hydraulic processing, stamping training object

13. Hydraulic and Pneumatic Transmission Integrated Trainer
Overview
● This training system integrated hydraulic, pneumatic, PLC electrical control and hydraulic simulation technology, students
can practice hydraulic unit installation and commissioning, hydraulic system assembly and commissioning, installation and
commissioning of pneumatic systems, electrical control technology, PLC application technology and hydraulic and pneumatic
systems operation and maintenance.
■ Technical Parameter
● Input power : three-phase,four-wire (three-phase,five-wire) ~380V±10% 50Hz/60Hz
● Working environment : Temperature -10℃ ~40℃ Relative humidity ≤ 85% (25℃ )
● Capacity : ≤ 5.0kVA
● Total dimension
Workbench size : 1600 X 750 X 1700mm
Dual-pump hydraulic unit size : 1300 X 800 X 800mm
Analog device size : 1500 X 400 X 900mm
■ Optional
● Teaching resources ● Hydraulic simulation software
● Lead frame ● Computer table