CN107346620B - Earthwork collapse experience device and use method - Google Patents
Earthwork collapse experience device and use method Download PDFInfo
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- CN107346620B CN107346620B CN201710702519.8A CN201710702519A CN107346620B CN 107346620 B CN107346620 B CN 107346620B CN 201710702519 A CN201710702519 A CN 201710702519A CN 107346620 B CN107346620 B CN 107346620B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
Abstract
The invention belongs to the field of safety education facilities, and particularly relates to an earthwork collapse experience device and a use method thereof. The device comprises a control system, a power mechanism and an extrusion mechanism; the extrusion mechanism comprises a base and movable plates, one ends of the movable plates are hinged to the base, the movable plates can rotate relative to the base, the movable plates comprise a front surface and a back surface, air bags are arranged on the front surface, the number of the movable plates is two, and the two movable plates are symmetrically arranged; the control system controls the power mechanism to enable the movable plate to rotate on the base. According to the invention, the monitoring personnel are extruded by adopting the two-sided air bags, the sound effect and the light effect of the collapse are simulated when the collapse occurs, the simulated earthwork collapse effect is lifelike, and the experients feel the damages of extrusion, burial and the like of the earthwork collapse when experiencing, so that the experients are strengthened to know the danger of the collapse accident, and the experients are promoted to obey the safety operation regulations.
Description
Technical Field
The invention belongs to the field of safety education facilities, and particularly relates to an earthwork collapse experience device and a use method thereof.
Background
Collapse is a common accident in earthworks construction.
The reason that earthwork collapses is in earthwork excavation engineering, because the slope wall soil body of excavation back foundation ditch produces the slip and falls and collapse in a certain domatic, causes the main reason of this kind of earthwork collapse accident: 1. the sloping wall is too steep; 2. the construction method is incorrect; 3, the construction environment and geological conditions are worse, such as: the construction site is narrow, and the geological condition is abnormal; 4. the load (static load and dynamic load) on the top of the slope is too large, when the top of the slope is pressed or shocked, the cohesive force and friction force of the upper body of the slope wall are reduced, and shear stress is generated on a certain slope surface to cause sliding and falling collapse; 5. soaking in rainwater. The drainage of the construction site is unsmooth, particularly after rainfall, the surface runoff enters a foundation pit, and the slope surface is soaked by water to slide and collapse; 6. and (5) freezing, thawing and collapsing. In winter and spring, the night day-time soil is changed into night day-time soil with frequent expansion and shrinkage due to larger day-and-night temperature difference during the soil breaking, so that the main body is loose, the binding force between soil grains is reduced, and earthwork collapse is easy to occur.
The adverse consequences caused by earthwork collapse are as follows: 1. delaying the construction period; 2. casualties of human body; 3. immeasurable economic losses.
The damage of earthwork collapse is extremely large, traditional visual safety education such as characters, videos and the like is difficult to be shocked to the mind of constructors, deep safety knowledge cannot be generated on the constructors, if the earthwork collapse experience device is designed to safely educe construction workers, the earthwork collapse can be experienced personally on the premise of ensuring safety, the knowledge of the staff on the safety can be better improved, vigilance is kept in construction, the staff is promoted to actively participate in safety management, and the accident rate in construction is reduced.
Disclosure of Invention
The invention aims to provide an earthwork collapse experience device which can simulate earthwork collapse, monitor personnel are extruded by adopting two-sided air bags, the sound effect and the light effect of the simulated collapse are generated during collapse, the simulated earthwork collapse effect is vivid, and an experienter can feel injuries such as extrusion, burial and the like of the earthwork collapse during experience. The invention also provides a use method of the earthwork collapse experience device, and the method ensures that experience staff experience earthwork collapse on the premise of ensuring safety, and improves the knowledge of staff on safety.
The technical scheme for solving the problems is as follows: an earthwork collapse experience device is characterized in that,
comprises a control system, a power mechanism and an extrusion mechanism;
the extrusion mechanism comprises a base and movable plates, one ends of the movable plates are hinged to the base, the movable plates can rotate relative to the base, the movable plates comprise a front surface and a back surface, air bags are arranged on the front surface, the number of the movable plates is two, and the two movable plates are symmetrically arranged;
the control system controls the power mechanism to enable the movable plate to rotate on the base.
The above is a basic structure of the present invention, based on which the present invention also makes the following optimization improvements:
further, the power mechanism comprises two cylinders, one ends of the two cylinders are respectively hinged with the back surfaces of the two movable plates, and the other ends of the two cylinders are hinged on the base.
Further, an electromagnetic control valve is arranged at the air outlet of the air bag, and the control system is used for releasing pressure of the air bag by controlling the opening of the electromagnetic control valve.
Further, a manual control valve is further arranged between the air outlet of the air bag and the electromagnetic control valve, and if sudden conditions such as power failure occur, the manual control valve can be utilized to release pressure of the air bag.
Further, the movable plate is further provided with a pressure sensor for monitoring the extrusion force received by the experienter.
Further, the control system comprises an alarm, a sound and an illuminating lamp; when the extrusion force received by the experimenter reaches a set value, starting an alarm; the sound and the lighting lamp are respectively used for simulating the sound and the light effect of earthwork collapse.
Further, the earthwork collapse experience device further comprises a touch type liquid crystal display screen, a voice broadcasting system and an LED display screen, wherein the LED display screen is used for displaying data such as air bag pressure, extrusion force, time and control state received by experience personnel.
Further, the earthwork collapse experience device further comprises an air pump for inflating the air bag to enable the air bag to reach preset air pressure.
The invention also provides a using method of the earthwork collapse experience device, which is characterized by comprising the following steps of:
1) Before experience, an operator performs parameter setting through a touch type liquid crystal display screen, controls an air pump to inflate an air bag, then controls an electromagnetic control valve to perform primary pressure relief on the air bag, if the pressure relief is normal, performs primary inflation on the air bag to enable the pressure of the air bag to reach a preset pressure, controls an air cylinder through the touch type liquid crystal display screen, checks whether a movable plate can be normally overturned, and if so, enters the next step;
2) Experience personnel experience, the cylinder starts to be in a contracted state, experience personnel enter the earthwork collapse experience device, stand on the base and are located between the two movable plates, the movable plates are controlled by the touch type liquid crystal display screen to rotate immediately through the cylinder, air bags on the movable plates squeeze the experience personnel, real feelings of site constructors are caused to the experience personnel when earthwork collapses, earthwork gliding and squeezing scenes are simulated when earthwork collapses, meanwhile, the LED display screen displays extrusion force, time, control state and other data received by the experience personnel, sound and lighting lamps respectively simulate earthwork collapse sound and light effect, the experience personnel feel vivid simulation effects, and the voice broadcasting system broadcasts data displayed by the LED display screen;
3) And (3) finishing experience, namely enabling the cylinder to shrink, reset and the air bag to release pressure, and enabling experienced personnel to leave the earthwork collapse experience device.
Wherein, the ending experience in the step 3) is divided into normal ending experience and abnormal ending experience:
the normal ending experience includes two cases:if the extrusion force received by the experimenter exceeds the critical pressure, the alarm gives an alarm, and the control system automatically controls the air cylinder to shrink and controls the electromagnetic control valve to release pressure; />The control system sets experience fixed time, and when the experience fixed time is exceeded, the alarm gives an alarm, and the control system automatically controls the shrinkage of the air cylinder and controls the electromagnetic control valve to release pressure;
the abnormal end experience includes three cases:the control system is used for releasing pressure by controlling the contraction of the air cylinder; />The control system is used for releasing pressure of the air bag by controlling the electromagnetic control valve; />If the mode fails or power failure and other conditions occur, the pressure can be relieved through the manual control valve.
The invention has the advantages that:
1. according to the invention, the monitoring personnel are extruded by adopting the two-sided air bags, the sound effect and the light effect of the collapse are simulated when the collapse occurs, the simulated earthwork collapse effect is lifelike, and the experients feel the damages of extrusion, burial and the like of the earthwork collapse when experiencing, so that the experients are strengthened to know the danger of the collapse accident, and the experients are promoted to obey the safety operation regulations.
2. The invention adopts five safety measures to ensure the safety of experienters: 1) If the extrusion force received by the experimenter exceeds the critical pressure, the control system automatically controls the air cylinder to shrink and controls the electromagnetic control valve to release pressure; 2) The control system sets experience fixed time, and when the experience fixed time is exceeded, the control system automatically controls the shrinkage of the air cylinder and controls the electromagnetic control valve to release pressure; 3) The control system is used for releasing pressure by controlling the contraction of the air cylinder; 4) The control system is used for releasing pressure of the air bag by controlling the electromagnetic control valve; 5) If the mode fails or power failure and other conditions occur, the pressure can be relieved through the manual control valve.
3. The control system can set related experience pressure and other parameters, and meets various experience pressure requirements.
4. The system monitors and calculates the extrusion force of the air bag and experienters by adopting the high-precision pressure monitoring sensor, and displays the experiential parameters in real time through the touch screen and the LED screen.
Drawings
Fig. 1 is a front view of the present invention in an initial state;
FIG. 2 is a left side view of the present invention in an initial state;
FIG. 3 is a front view of the present invention in a compressed state;
fig. 4 is a top view of the present invention in a compressed state.
Wherein: 1-a base; 2-a movable plate; 21-front side; 22-reverse side; 3-air bag; 4-cylinder; 5-an electromagnetic control valve; 6-manual control valve; 7-an alarm; 8-a pressure sensor; 9, sounding; 10-illuminating lamp; 11-LED display screen; 12-an air pump; 13-touch liquid crystal display; 14-voice broadcast system.
Detailed Description
The invention is described in detail below with reference to examples given in the accompanying drawings:
in the following description, for convenience only, specific directional terms, such as "upper", "lower", "left", "right", etc., are used with reference to the corresponding drawings and are not to be construed as limiting the invention, and the directions indicated by these terms should be construed to correspond to different directions when the defined directions of the drawings are changed.
Referring to fig. 1-4, an earthmoving collapse experience device includes a control system, a power mechanism, and a squeezing mechanism.
The extrusion mechanism comprises a base 1 and a movable plate 2, one end of the movable plate 2 is hinged to the base 1, the movable plate 2 can rotate relative to the base 1, the movable plate 2 comprises a front face 21 and a back face 22, an air bag 3 is arranged on the front face 21, the number of the movable plates 2 is two, and the two movable plates 2 are symmetrically arranged. The movable plate 2 is also provided with a pressure sensor 8 for monitoring the extrusion force suffered by experienters.
An air outlet of the air bag 3 is provided with an electromagnetic control valve 5, and the control system is used for releasing pressure of the air bag 3 by controlling the opening of the electromagnetic control valve 5. A manual control valve 6 is further arranged between the air outlet of the air bag 3 and the electromagnetic control valve 5, and if sudden conditions such as power failure occur, the manual control valve 6 can be utilized to decompress the air bag 3.
The power mechanism comprises two air cylinders 4, one ends of the two air cylinders 4 are respectively hinged with the back surfaces 22 of the two movable plates 2, and the other ends of the two air cylinders are hinged on the base 1.
The control system comprises an alarm 7 which is started when the extrusion force received by the experienter reaches a set value. The control system comprises a touch type liquid crystal display 13 and a voice broadcasting system 14.
The earthwork collapse experience device also comprises a sound 9 and an illuminating lamp 10 which are respectively used for simulating the sound and the light effect of earthwork collapse.
The earthwork collapse experience device further comprises an LED display screen 11 for displaying data such as the pressure of the air bag 3, the extrusion force, time and control state of experienced personnel.
The earthwork collapse experience device further comprises an air pump 12 for inflating the air bag 3 to bring the air bag 3 to a predetermined air pressure.
The control system controls the contraction of the cylinder 4 to rotate the movable plate 2 on the base 1.
The using method of the earthwork collapse experience device comprises the following steps of:
1) Before experience, an operator performs parameter setting through a touch type liquid crystal display 13, controls an air pump 12 to inflate an air bag 3, then controls an electromagnetic control valve 5 to perform pressure relief on the air bag 3 once, if the pressure relief is normal, performs air inflation on the air bag 3 once again, enables the pressure of the air bag 3 to reach preset pressure, controls an air cylinder 4 through the touch type liquid crystal display 13, checks whether a movable plate 2 can be normally overturned, and if so, enters the next step;
2) Experience personnel experience, the cylinder 4 starts to be in a contracted state, experience personnel enter an earthwork collapse experience device, stand on the base 1 and are located between the two movable plates 2, the touch type liquid crystal display 13 controls the cylinder 4 to enable the movable plates 2 to immediately rotate, the air bag 3 on the movable plates 2 extrudes the experience personnel, real feelings of site constructors are caused to the experience personnel when earthwork collapses, earthwork slipping and extruded scenes are simulated when the earthwork collapses, meanwhile, the LED display 11 displays data such as extrusion force, time and control state and the like received by the experience personnel, the sound 9 and the lighting lamp 10 simulate earthwork collapse sound and light effect respectively, so that the experience personnel experience lifelike simulation effects, and the voice broadcasting system 14 broadcasts the data displayed by the LED display 11;
3) And (3) ending the experience, wherein the cylinder 4 is contracted and reset, the air bag 3 is depressurized, and the experienced person leaves the earthwork collapse experience device.
Wherein, the ending experience in step 3) is divided into normal ending and abnormal ending experiences:
the normal ending experience includes two cases:if the extrusion force suffered by the experimenter exceeds the critical pressure, the alarm 7 gives an alarm, and the control system automatically controls the air cylinder 4 to shrink and controls the electromagnetic control valve 5 to release pressure; />The control system sets experience fixed time, and when the experience fixed time is exceeded, the alarm 7 alarms, and the control system automatically controls the air cylinder 4 to shrink and controls the electromagnetic control valve 5 to release pressure;
the abnormal end experience includes three cases:the control system controlsThe cylinder 4 is contracted to release pressure; />The control system is used for releasing pressure on the air bag 3 by controlling the electromagnetic control valve 5; />The pressure release is performed by means of a manual control valve 6.
Claims (9)
1. The utility model provides a use method of device is experienced in earthwork collapse which characterized in that:
the earthwork collapse experience device comprises a control system, a power mechanism and an extrusion mechanism;
the extrusion mechanism comprises a base (1) and movable plates (2), one ends of the movable plates (2) are hinged to the base (1), the movable plates (2) rotate relative to the base (1), the movable plates (2) comprise a front surface (21) and a back surface (22), air bags (3) are arranged on the front surface (21), the number of the movable plates (2) is two, and the two movable plates (2) are symmetrically arranged;
the using method comprises the following steps:
1) before experience, an operator performs parameter setting through a touch type liquid crystal display screen (13), controls an air pump (12) to inflate an air bag (3), then controls an electromagnetic control valve (5) to perform pressure relief on the air bag (3) once, if the pressure relief is normal, performs the air inflation on the air bag (3) once again, enables the pressure of the air bag (3) to reach the preset pressure, controls an air cylinder (4) through the touch type liquid crystal display screen (13), checks whether a movable plate (2) can be normally overturned, and if so, enters the next step;
2) Experience personnel experience, the cylinder (4) starts to be in a shrinkage state, experience personnel enter an earthwork collapse experience device, stand on the base (1) and are located between the two movable plates (2), the cylinder (4) is controlled by the touch type liquid crystal display screen (13) to enable the movable plates (2) to immediately rotate, the air bag (3) on the movable plates (2) extrudes the experience personnel, actual experience of site constructors when earthwork collapses is caused for the experience personnel, earthwork gliding and extruded scenes when earthwork collapses are simulated, meanwhile, the LED display screen (11) displays extrusion force, time and control states which are received by the experience personnel, the sound (9) and the lighting lamp (10) respectively simulate the sound and the light effect of earthwork collapse, the experience personnel feel vivid simulation effect, and the voice broadcasting system (14) broadcasts data displayed by the LED display screen (11);
3) And (3) ending the experience, wherein the cylinder (4) is contracted and reset, the air bag (3) is depressurized, and the experienced person leaves the earthwork collapse experience device.
2. The method of using an earthmoving collapse experience device as in claim 1, wherein: the power mechanism comprises two air cylinders (4), one ends of the two air cylinders (4) are respectively hinged with the back surfaces (22) of the two movable plates (2), and the other ends of the two air cylinders are hinged on the base (1).
3. The method of using an earthmoving collapse experience device as in claim 2, wherein: an electromagnetic control valve (5) is arranged at the air outlet of the air bag (3), and the control system is used for releasing pressure of the air bag (3) by controlling the on-off of the electromagnetic control valve (5).
4. A method of using an earth collapse experience apparatus as claimed in claim 3, wherein: a manual control valve (6) is arranged between the air outlet of the air bag (3) and the electromagnetic control valve (5).
5. The method of using an earthmoving collapse experience device as in claim 4, wherein: the movable plate (2) is also provided with a pressure sensor (8) for monitoring the extrusion force suffered by the experienter.
6. The method of using an earthmoving collapse experience apparatus as in claim 5, wherein: the control system comprises an alarm (7), a sound box (9) and an illuminating lamp (10), wherein the sound box (9) and the illuminating lamp (10) are respectively used for simulating the sound and the light effect of earthwork collapse.
7. The method of using an earthmoving collapse experience device as in claim 6, wherein: the earthwork collapse experience device further comprises a touch type liquid crystal display screen (13), a voice broadcasting system (14) and an LED display screen (11), wherein the LED display screen (11) is used for displaying the pressure of the air bag (3), the extrusion force, time and control state of experience personnel.
8. The method of using an earthmoving collapse experience device as in claim 7, wherein: the earthwork collapse experience device further comprises an air pump (12) used for inflating the air bag (3).
9. The method of using an earthmoving collapse experience device as in claim 8, wherein: the ending experience in step 3) is divided into normal ending experience and abnormal ending experience;
the normal end-of-life experience includes two scenarios,if the extrusion force received by the experimenter exceeds the critical pressure, the alarm (7) gives an alarm, and the control system automatically controls the air cylinder (4) to shrink and controls the electromagnetic control valve (5) to release pressure; />The control system sets experience fixed time, and when the experience fixed time is exceeded, the alarm (7) alarms, and the control system automatically controls the air cylinder (4) to shrink and controls the electromagnetic control valve (5) to release pressure;
the abnormal ending experience includes three situations,the control system is used for releasing pressure by controlling the contraction of the air cylinder (4); />The control system is used for releasing pressure on the air bag (3) by controlling the electromagnetic control valve (5); />The pressure is relieved through a manual control valve (6).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107798990B (en) * | 2017-12-15 | 2019-11-01 | 太原理工大学 | Wall collapses apparatus for demonstrating and application method |
| CN108335607B (en) * | 2018-03-14 | 2024-02-23 | 北京天恒安科集团有限公司 | Device is experienced in simulation of tunnel construction face accident that collapses |
| CN114842721A (en) * | 2022-01-22 | 2022-08-02 | 中交二公局第三工程有限公司 | Tunnel acousto-optic experience system that flees |
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