CN114550534A - Virtual reality simulation equipment for danger experiment teaching - Google Patents
Virtual reality simulation equipment for danger experiment teaching Download PDFInfo
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- CN114550534A CN114550534A CN202210179410.1A CN202210179410A CN114550534A CN 114550534 A CN114550534 A CN 114550534A CN 202210179410 A CN202210179410 A CN 202210179410A CN 114550534 A CN114550534 A CN 114550534A
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- 238000002474 experimental method Methods 0.000 title claims abstract description 20
- 238000004088 simulation Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 230000006698 induction Effects 0.000 claims abstract description 3
- 238000009826 distribution Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 239000011049 pearl Substances 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 8
- 238000013016 damping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003721 gunpowder Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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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
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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
- G09B25/00—Models for purposes not provided for in G09B23/00, e.g. full-sized devices for demonstration purposes
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Abstract
The invention discloses virtual reality simulation equipment for risk experiment teaching, which comprises an equipment support and head-mounted equipment, wherein mutual induction equipment comprises a transmission mechanism, the inner side of the transmission mechanism is provided with a displacement mechanism capable of moving left and right, the inner side of the displacement mechanism is provided with a fixed block capable of moving front and back, the center of the fixed block is provided with a rotary table capable of rotating less than 360 degrees, the rotary table is internally provided with a worm motor, and the outer surface of the worm motor is meshed with a simulator. The problem of not practical enough in the teaching process of the danger experiment.
Description
Technical Field
The invention relates to the field of virtual reality, in particular to virtual reality simulation equipment for danger experiment teaching.
Background
Virtual reality technology (VR), also known as virtual environment, smart environment or artificial environment, refers to a technology for generating a virtual world that can directly apply visual, auditory and tactile feelings to participants and allow them to interactively observe and operate by using a computer;
with the development of virtual reality equipment, although the virtual reality equipment is gradually improved, the existing virtual reality equipment is complex and troublesome in realizing a force feedback function, is not accurate enough, and cannot be applied to some dangerous experiment teaching processes.
Disclosure of Invention
The invention aims to provide virtual reality simulation equipment for risk experiment teaching, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a virtual reality simulation device for risk experiment teaching comprises a device support and a head-mounted device, wherein the device support comprises a base, a desktop is assembled on the upper surface of the base, a top plate is assembled at the top end of the desktop, and a set of mutual inductance device is respectively assembled on the lower surface of the top plate and the upper surface of the desktop;
the mutual inductance equipment comprises a transmission mechanism, wherein a displacement mechanism capable of moving left and right is assembled on the inner side of the transmission mechanism, a fixed block capable of moving front and back is assembled on the inner side of the displacement mechanism, a rotary table capable of rotating less than 360 degrees is assembled at the center of the fixed block, a worm motor is assembled in the rotary table, and a simulator is meshed on the outer surface of the worm motor;
every the simulator includes two transfer lines that the subtend set up, the top welding of transfer line has the lantern ring, the internal surface of the lantern ring has cup jointed the cover pearl, and a sleeve pipe and loop bar have been welded respectively to the inboard of two cover pearls, sleeve pipe and loop bar cup joint integratively to can stretch out and draw back between sleeve pipe and the loop bar, the internal surface of the lantern ring is equipped with contact switch, contact switch is connected with the controller electricity, the controller is connected with worm motor, the motor that is used for controlling drive mechanism, the motor that is used for controlling displacement mechanism and the motor electricity that is used for controlling revolving stage pivoted.
Preferably, the table top and the base are provided with support legs therebetween, the upper surface of the rear end of the table top is provided with a support plate, and the top end of the support plate is welded to the lower surface of the top plate.
Preferably, the transmission mechanism comprises a linear guide rail, a first sliding groove is formed in the inner surface of the linear guide rail, a second sliding groove is formed in the inner side of the first sliding groove, and a first lead screw and a second lead screw are respectively assembled on the left side and the right side of the linear guide rail.
Preferably, the two sets of displacement mechanisms each comprise a pair of first screw threads fitted on the outer surfaces of the first lead screw and the second lead screw.
Preferably, a sliding rod is welded on the inner side of the first screw thread, a third lead screw is assembled on the outer side of the first screw thread, and a sliding hole and a screw hole are formed in the side surface of the fixing block.
Preferably, the upper surface of the fixed block is provided with a circular hole, and the upper surface and the lower surface of the turntable are respectively welded with a baffle plate for controlling the motor for rotating the turntable to be assembled on the inner surface of the circular hole.
Preferably, the inner side of the contact switch is equipped with a ball structure.
Preferably, the contact switches are uniformly assembled on the inner surface of the sleeve ring, and the distribution mode of the contact switches is a spherical distribution state.
Compared with the prior art, the invention has the beneficial effects that: the invention is provided with an equipment bracket, a transmission mechanism, a displacement mechanism and a simulator, when in use, a sleeve is taken as experimental equipment in a virtual world, when the user holds the equipment, the movement of the hand can drive the corresponding sleeve bead to press the corresponding contact switch, the corresponding stepping motor can be driven to rotate under the control of a controller, and then the equipment outside the sleeve is driven to move, so that the control effect is achieved, and the rotating speed can be set in advance to achieve a certain damping effect, so that the force feedback and resistance effect can be accurately simulated, and the problems that the existing virtual reality equipment is not accurate in force feedback and is not practical in the danger experiment teaching process are effectively solved.
Drawings
FIG. 1 is a schematic view of the manner of use of the present invention;
FIG. 2 is a schematic diagram of the apparatus of the present invention;
FIG. 3 is a schematic view of the head-mounted apparatus of the present invention;
figure 4 is a schematic diagram of the construction of the inventive trans-inductance device;
FIG. 5 is a sectional assembly view of the displacement mechanism of the present invention;
FIG. 6 is a sectional view of the turning apparatus of the present invention;
FIG. 7 is a schematic view of the drive link assembly of the present invention;
FIG. 8 is a schematic view of a sensor head configuration of the present invention;
FIG. 9 is a cross-sectional view of the sensor head of the present invention;
FIG. 10 is a schematic vertical longitudinal sectional view of a sensor head according to the present invention.
In the figure: 1. the device comprises a device support, 11, a base, 12, a support leg, 13, a desktop, 14, a support plate, 15, a top plate, 2, a transmission mechanism, 21, a linear guide rail, 22, a first sliding groove, 23, a first lead screw, 24, a second lead screw, 25, a second sliding groove, 3, a displacement mechanism, 31, a first screw thread, 32, a sliding rod, 33, a third lead screw, 34, a fixed block, 35, a sliding hole, 36, a screw hole, 37, a round hole, 38, a rotating table, 39, a blocking sheet, 4, a simulator, 41, a transmission rod, 42, a gear operation, 43, a lantern ring, 44, a sleeve ball, 45, a sleeve, 46, a sleeve rod, 47, a sleeve groove, 48, a contact switch, 5 and a head-mounted device.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a virtual reality simulation device for danger experiment teaching comprises a device support 1 and a head-mounted device 5, wherein the device support 1 comprises a base 11, a table top 13 is arranged on the upper surface of the base 11, a top plate 15 is arranged at the top end of the table top 13, and a set of mutual inductance devices are respectively arranged on the lower surface of the top plate 15 and the upper surface of the table top 13;
the mutual induction device comprises a transmission mechanism 2, wherein the inner side of the transmission mechanism 2 is provided with a displacement mechanism 3 capable of moving left and right, the inner side of the displacement mechanism 3 is provided with a fixed block 34 capable of moving front and back, the center of the fixed block 34 is provided with a rotary table 38 capable of rotating less than 360 degrees, the interior of the rotary table 38 is provided with a worm motor, and the outer surface of the worm motor is meshed with a simulator 4;
each set of simulator 4 comprises two transmission rods 41 which are oppositely arranged, a sleeve ring 43 is welded at the top end of each transmission rod 41, sleeve balls 44 are sleeved on the inner surface of each sleeve ring 43, a sleeve pipe 45 and a sleeve rod 46 are respectively welded on the inner sides of the two sleeve balls 44, the sleeve pipe 45 and the sleeve rod 46 are sleeved and connected into a whole, the sleeve pipe 45 and the sleeve rod 46 can stretch out and draw back, a contact switch 48 is assembled on the inner surface of each sleeve ring 43, the contact switch 48 is electrically connected with a controller, and the controller is electrically connected with a worm motor, a motor for controlling the transmission mechanism 2, a motor for controlling the displacement mechanism 3 and a motor for controlling the rotation of the rotary table 38;
the invention is provided with an equipment bracket 1, a transmission mechanism 2, a displacement mechanism 3 and a simulator 4, when in use, a sleeve 45 is taken as experimental equipment in a virtual world, when the user holds the equipment, the movement of the hand can drive a corresponding sleeve bead 44 to press a corresponding contact switch 48, the corresponding stepping motor can be driven to rotate under the control of a controller, and then the equipment outside the sleeve 45 is driven to move, so that the control effect is achieved, and the rotating speed can be set in advance to achieve a certain damping effect, so that the force feedback and resistance effect can be accurately simulated, and the problems that the existing virtual reality equipment is not accurate in force feedback and is not practical in the process of risk experiment teaching are effectively solved.
Specifically, the supporting legs 12 are assembled between the table top 13 and the base 11, the supporting plate 14 is assembled on the upper surface of the rear end of the table top 13, the top end of the supporting plate 14 is welded on the lower surface of the top plate 15, the simulator 4 is conveniently carried by the equipment support 1, the operation of the experiment is convenient, and the supporting legs 12 can be lifted and lowered to match the operation of a user sitting or standing.
Specifically, the transmission mechanism 2 includes the linear guide 21, the first chute 22 has been seted up to the internal surface of linear guide 21, the second chute 25 has been seted up to the inboard of first chute 22, the left and right sides of linear guide 21 is equipped with first lead screw 23 and second lead screw 24 respectively, first lead screw 23 and second lead screw 24 are to setting up to use solitary step motor to drive and rotate, and then can drive the removal about displacement mechanism 3.
Specifically, the two sets of displacement mechanisms 3 each include a pair of first screw threads 31, and the first screw threads 31 are fitted to the outer surfaces of the first lead screw 23 and the second lead screw 24.
Specifically, a sliding rod 32 is welded on the inner side of the first screw thread 31, a third lead screw 33 is assembled on the outer side of the first screw thread 31, a sliding hole 35 and a screw hole 36 are formed in the side surface of the fixed block 34, and the third lead screw 33 rotates to drive the fixed block 34 to move back and forth.
Specifically, a circular hole 37 is formed in the upper surface of the fixed block 34, stoppers 39 are welded to the upper and lower surfaces of the turntable 38, respectively, and a motor for controlling the rotation of the turntable 38 is fitted to the inner surface of the circular hole 37.
Specifically, the inside of the contact switch 48 is equipped with a ball structure capable of reducing resistance when the sleeve ball 44 is turned over, and the main damping effect and force feedback are achieved by the displacement of the transmission mechanism 2, the displacement mechanism 3, the turntable 38, and the transmission lever 41.
Specifically, the contact switches 48 are uniformly fitted on the inner surface of the collar 43, and the contact switches 48 are distributed in a spherical distribution,
in use, if the sleeve 45 is gripped and moved backwards at the same time, the contact switch 48 at the rear side is pressed, and the controller recognizes that the sleeve 45 wants to move backwards, the displacement mechanism 3 is started to drive the fixing block 34 to move backwards;
when the sleeve 45 is grabbed to move left and right, the one-way pressing of the contact switch positioned in the left and right directions inside the sleeve ring 43 can be recognized as a signal of moving left and right, and the first screw thread 31 inside the linear guide rail 21 is driven to move left and right;
the sleeve 45 is grabbed to vertically turn over, the contact switch 48 above or below the left lantern ring is pressed, the contact switch 48 below or above the right lantern ring is pressed, the worm motor can rotate to drive the transmission rod 41 to move towards the corresponding direction, turning is achieved, in addition, the distance between the two sleeve balls 44 can be increased in the vertical turning process, and the sleeve 45 and the sleeve rod 46 are stretched to adapt to different effects;
the sleeve 45 is held to turn horizontally, the contact switch in front of or behind the left sleeve ring is pressed, the contact switch 48 in front of or behind the right sleeve ring is pressed, the rotary table 38 is driven by the external motor to turn, horizontal turning is achieved, in conclusion, the actions of the hands of an operator can be recognized through the actions of the sleeve 45, and therefore experimental teaching exercises such as test tube liquid dumping, solid gunpowder cutting training and military gunpowder plasticity can be simulated during use, certain experience and hand feeling are accumulated for students, and a solid foundation is laid for future actual operation.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a virtual reality analog device is used in dangerous experiment teaching, includes equipment support (1) and head-mounted apparatus (5), its characterized in that: the equipment support (1) comprises a base (11), a desktop (13) is assembled on the upper surface of the base (11), a top plate (15) is assembled at the top end of the desktop (13), and a set of mutual induction equipment is respectively assembled on the lower surface of the top plate (15) and the upper surface of the desktop (13);
the mutual inductance equipment comprises a transmission mechanism (2), wherein a displacement mechanism (3) capable of moving left and right is assembled on the inner side of the transmission mechanism (2), a fixed block (34) capable of moving front and back is assembled on the inner side of the displacement mechanism (3), a rotary table (38) capable of rotating less than 360 degrees is assembled at the center of the fixed block (34), a worm motor is assembled inside the rotary table (38), and a simulator (4) is meshed with the outer surface of the worm motor;
every set simulator (4) is including two transfer lines (41) of subtend setting, the top welding of transfer line (41) has lantern ring (43), the internal surface of lantern ring (43) has cup jointed set pearl (44), and the inboard of two set pearls (44) has welded sleeve pipe (45) and loop bar (46) respectively, sleeve pipe (45) and loop bar (46) cup joint integratively to can stretch out and draw back between sleeve pipe (45) and the loop bar (46), the internal surface of lantern ring (43) is equipped with contact switch (48), contact switch (48) are connected with the controller electricity, the controller is connected with worm motor, the motor that is used for controlling drive mechanism (2), the motor that is used for controlling displacement mechanism (3) and the motor electricity that is used for controlling revolving stage (38) pivoted.
2. The virtual reality simulation device for risk experiment teaching according to claim 1, wherein: a support leg (12) is arranged between the table top (13) and the base (11), a support plate (14) is arranged on the upper surface of the rear end of the table top (13), and the top end of the support plate (14) is welded on the lower surface of the top plate (15).
3. The virtual reality simulation device for risk experiment teaching according to claim 2, wherein: the transmission mechanism (2) comprises a linear guide rail (21), a first sliding groove (22) is formed in the inner surface of the linear guide rail (21), a second sliding groove (25) is formed in the inner side of the first sliding groove (22), and a first lead screw (23) and a second lead screw (24) are assembled on the left side and the right side of the linear guide rail (21) respectively.
4. The virtual reality simulation device for risk experiment teaching according to claim 3, wherein: the two sets of displacement mechanisms (3) respectively comprise a pair of first screw threads (31), and the first screw threads (31) are assembled on the outer surfaces of the first lead screw (23) and the second lead screw (24).
5. The virtual reality simulation device for risk experiment teaching according to claim 4, wherein: the inner side of the first screw thread (31) is welded with a sliding rod (32), the outer side of the first screw thread (31) is assembled with a third screw rod (33), and the side surface of the fixed block (34) is provided with a sliding hole (35) and a screw hole (36).
6. The virtual reality simulation device for risk experiment teaching according to claim 1, wherein: the upper surface of the fixed block (34) is provided with a round hole (37), the upper surface and the lower surface of the rotary table (38) are respectively welded with a baffle (39), and a motor for controlling the rotary table (38) to rotate is assembled on the inner surface of the round hole (37).
7. The virtual reality simulation device for risk experiment teaching according to claim 1, wherein: the contact switch (48) is fitted with a ball structure on the inside.
8. The virtual reality simulation device for risk experiment teaching according to claim 7, wherein: the contact switches (48) are uniformly assembled on the inner surface of the sleeve ring (43), and the distribution mode of the contact switches (48) is a spherical distribution state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210179410.1A CN114550534A (en) | 2022-02-25 | 2022-02-25 | Virtual reality simulation equipment for danger experiment teaching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210179410.1A CN114550534A (en) | 2022-02-25 | 2022-02-25 | Virtual reality simulation equipment for danger experiment teaching |
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| Publication Number | Publication Date |
|---|---|
| CN114550534A true CN114550534A (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210179410.1A Pending CN114550534A (en) | 2022-02-25 | 2022-02-25 | Virtual reality simulation equipment for danger experiment teaching |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2410011Y (en) * | 2000-01-06 | 2000-12-13 | 番禺市宝联实业有限公司 | Rocking rod |
| CN201845490U (en) * | 2010-07-09 | 2011-05-25 | 东南大学 | Force sense redisplay interactive perception simulator of virtual intervention operations |
| KR20130128673A (en) * | 2012-05-17 | 2013-11-27 | 주식회사 엔티리서치 | Surgery training simulator using force sensor and control method thereof |
| CN103632595A (en) * | 2013-12-06 | 2014-03-12 | 合肥德易电子有限公司 | Medical education training system of multiple intracavity therapeutic endoscopic surgeries |
| CN210691640U (en) * | 2019-08-13 | 2020-06-05 | 房盼盼 | Projection all-in-one machine for teaching |
| CN210895162U (en) * | 2019-10-25 | 2020-06-30 | 陕西工业职业技术学院 | Industrial control rocker |
| CN215834072U (en) * | 2021-07-05 | 2022-02-15 | 哈尔滨奥米航空科技有限公司 | Initiative side lever device |
-
2022
- 2022-02-25 CN CN202210179410.1A patent/CN114550534A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2410011Y (en) * | 2000-01-06 | 2000-12-13 | 番禺市宝联实业有限公司 | Rocking rod |
| CN201845490U (en) * | 2010-07-09 | 2011-05-25 | 东南大学 | Force sense redisplay interactive perception simulator of virtual intervention operations |
| KR20130128673A (en) * | 2012-05-17 | 2013-11-27 | 주식회사 엔티리서치 | Surgery training simulator using force sensor and control method thereof |
| CN103632595A (en) * | 2013-12-06 | 2014-03-12 | 合肥德易电子有限公司 | Medical education training system of multiple intracavity therapeutic endoscopic surgeries |
| CN210691640U (en) * | 2019-08-13 | 2020-06-05 | 房盼盼 | Projection all-in-one machine for teaching |
| CN210895162U (en) * | 2019-10-25 | 2020-06-30 | 陕西工业职业技术学院 | Industrial control rocker |
| CN215834072U (en) * | 2021-07-05 | 2022-02-15 | 哈尔滨奥米航空科技有限公司 | Initiative side lever device |
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