CN111813218A - Wearable somatosensory temperature control device combined with virtual reality - Google Patents
Wearable somatosensory temperature control device combined with virtual reality Download PDFInfo
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- CN111813218A CN111813218A CN202010495660.7A CN202010495660A CN111813218A CN 111813218 A CN111813218 A CN 111813218A CN 202010495660 A CN202010495660 A CN 202010495660A CN 111813218 A CN111813218 A CN 111813218A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
Abstract
The invention discloses a wearable somatosensory temperature control device combined with virtual reality, belonging to the technical field of virtual reality equipment, and the device comprises: the head-mounted display is used for transmitting image and sound information to a user to complete visual and auditory interaction; the space locator is used for analyzing and determining the position of the user in the virtual reality space and adjusting the temperature control module through position information; the special clothing is woven by the phase-change material and used for quickly transmitting the temperature to the whole body, and a sensor is arranged in the special clothing and used for monitoring the temperature of the human body; and the temperature control module is used for controlling the somatosensory temperature of the virtual reality equipment within a certain range. The device can be used for a fire escape simulation drilling system, a user is close to a fire source in a virtual scene, the temperature control module can be quickly started to heat and maintain constant power, the body sensing temperature of the user is kept constant, and the body sensing temperature follows the inverse proportion relation between a role in the virtual scene and the distance between the fire source and the user.
Description
Technical Field
The invention relates to the technical field of virtual reality equipment, in particular to a wearable somatosensory temperature control device and method combined with virtual reality and application.
Background
The virtual reality technology is a computer simulation system capable of creating and experiencing a virtual world, which utilizes a computer to generate a simulation environment, and is a system simulation of multi-source information fusion, interactive three-dimensional dynamic views and entity behaviors to immerse a user in the environment.
Traditional virtual reality equipment mainly utilizes vision and sound to interact with users, and other sensory feedback devices are less utilized. In some situations, such as a fire escape simulation scenario, a user needs to determine a fire by sensing the ambient room temperature in addition to determining the location, giving an alarm, solving the fire, and the like. Current virtual reality devices do not provide whole body temperature control.
Currently, mainstream virtual reality glasses devices such as oculus and vive mainly include a head-mounted display, a handheld controller, and a space tracking and positioning system, for example, a head-mounted virtual reality device disclosed in publication No. CN105138135A, which includes: the device comprises a shell, a plurality of positioning light beam receivers and a processor. Interaction between the user and the virtual reality scene may be achieved. Although such devices can accurately detect the head position and movement of the user, temperature sensing is not achieved.
The Reon Pocket of the Japan Sony company utilizes a semiconductor cold and heat exchange sheet device to realize a portable air conditioning device capable of being rapidly heated or cooled, and supports temperature perception in a virtual reality task through a cold mode and a heat mode. The portable method provides certain somatosensory temperature control, but is mainly limited in range, and cannot realize quick temperature switching according to scenes.
Disclosure of Invention
The invention aims to provide a wearable somatosensory temperature control device combined with virtual reality, which can generate specific temperature in a safety range on the whole body of a user, so that the user can dynamically perceive the specific temperature in real time and can perform dynamic feedback control according to a virtual reality task.
The invention also aims to provide a wearable somatosensory temperature control method combined with virtual reality, which is realized based on the device and mainly solves the problem that a user simulates the somatosensory temperature in a virtual reality environment and controls and adjusts the somatosensory temperature, so that the experience of applications such as virtual reality fire-fighting education and the like is more real.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a wearable somatosensory temperature control device combined with virtual reality comprises:
the head-mounted display is used for transmitting image and sound information to a user to complete visual and auditory interaction;
the space locator is used for analyzing and determining the position of the user in the virtual reality space and adjusting the temperature control module through position information;
the temperature control module is integrated with the special-made clothes and used for controlling the body sensing temperature of the user in reality.
In the above technical solution, further, the temperature control module uses a semiconductor heat and cold exchanging plate as a core, and utilizes Peltier (Peltier) effect of semiconductors, and a direct current passes through a couple formed by connecting two different semiconductor materials in series, and two ends of the couple can absorb heat and emit heat respectively, and the temperature difference generated at the human body end is quickly transmitted to the whole body by the phase change textile material, and the temperature difference generated at the other end is blown away to the surrounding environment by a fan. Therefore, the temperature sensed by the user in the virtual reality device is controlled.
Furthermore, the special clothes are woven by phase-change temperature-adjusting materials, or soft capillary tubes with heat transfer effect are embedded in common clothes, so that the special clothes have the characteristic of rapid heat transfer. The semiconductor element is used as a heat source, and has the advantages of bidirectional temperature control, high temperature change rate, no light emission, no open fire, controllable temperature and the like.
A wearable somatosensory temperature control method combined with virtual reality is realized based on the wearable somatosensory temperature control device combined with virtual reality, and comprises the following steps:
1) the method comprises the steps that the environment temperature information of a role is calculated in a virtual reality system, the distance information between the role and a fire source (or other heat sources) can be calculated through simulation, and the virtual environment temperature is calculated by combining a temperature gradient formula;
2) acquiring the ambient room temperature of the current user, and reading the temperature in the current space through a built-in sensor in a temperature control module;
3) if the calculated body sensing temperature is larger than the current room temperature, the semiconductor element is switched to a heating mode, and the special clothes made of the phase change material transmit the temperature to the whole body;
4) the current actual sensible temperature is measured by a temperature sensor in the special clothing, when the temperature reaches the limit temperature which can be born by a human body, the semiconductor element stops heating, and even if the temperature does not reach the simulated temperature in the system, the heating is still stopped;
5) the semiconductor element works circularly, the actual body sensing temperature is always kept within a certain range, the highest body sensing temperature is not more than the human body bearing limit, the safe operation of the temperature control module is ensured, and hidden dangers are avoided.
6) If the calculated body sensing temperature is lower than the current room temperature, the semiconductor element is switched to a refrigeration mode, and the special clothes made of the phase-change material transmit the temperature to the whole body;
7) the current actual sensible temperature is measured by a temperature sensor in the special clothing, when the temperature reaches the limit temperature which can be born by a human body, the semiconductor element stops cooling, and even if the temperature does not reach the simulated temperature in the system, the semiconductor element stops cooling;
8) the semiconductor element works circularly, the actual body sensing temperature is always kept within a certain range and is not more than the human body bearing limit at the lowest, the safe operation of the temperature control module is ensured, and the hidden danger is avoided.
In the above technical solution, further, in step 1), the sensible temperature of the user in the virtual reality space and the distance from the user to the fire source in the virtual scene are calculated according to a linear inverse relationship, that is, T is k/x, where T is the sensible temperature of the virtual reality simulation user, k is a constant, and x is the distance from the user to the fire source, and the sensible temperature is obtained through simulation.
Further, in step 3), the semiconductor element stops heating up when the temperature reaches the limit temperature which can be tolerated by the human body, and the heating up is still stopped even if the temperature does not reach the simulated temperature in the system. And 6), stopping cooling the semiconductor element when the temperature reaches the limit temperature which can be borne by a human body, and stopping cooling the semiconductor element even if the temperature does not reach the simulated temperature in the system.
The device can be used for fire escape simulation, a fire source is arranged in a virtual reality space and is displayed to a user through a head-mounted display, the distance between a user role and the fire source in the virtual reality space is obtained through a space positioner, the body sensing temperature of the user in the virtual reality space is determined according to the set fire source and the distance, and the temperature control module regulates and controls the ambient temperature to reach the body sensing temperature. If the user finishes the fire extinguishing operation in the virtual scene, the temperature control module can be rapidly switched into a cooling mode, and the semiconductor element is relied on for rapid cooling. Meanwhile, the system can also be used for other virtual scenes except fire scene simulation, the temperature control module is switched into a cooling mode, other scenes such as a refrigeration house and deep sea can be simulated, and the temperature can reach below room temperature.
Compared with the prior art, the invention has the beneficial effects that:
the wearable somatosensory temperature control method and device combined with virtual reality generate specific temperature within a safety range in a real environment, so that the specific temperature can be dynamically perceived by a user in real time and can be dynamically fed back and controlled according to a virtual reality task. By adopting the invention, the virtual reality equipment can be added with the functions of temperature control and feedback, and in scenes such as fire escape simulation and the like, a user can judge the fire through the temperature, simulate and process the fire at the real temperature, increase the reality of virtual reality experience and greatly improve the simulation rehearsal effect.
Drawings
Fig. 1 is a schematic structural diagram of a wearable somatosensory temperature control device incorporating virtual reality according to an embodiment of the invention;
fig. 2 is a flowchart of a wearable somatosensory temperature control method in combination with virtual reality in an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described with reference to the following embodiments and accompanying drawings.
Examples
Referring to fig. 1, the wearable somatosensory temperature control device combined with virtual reality of the present embodiment includes a head-mounted display 100, a tailored garment 200, and a temperature control module 300.
The head-mounted display 100 is used for transmitting visual and audio information to a user to complete visual and audio interaction. The tailored garment 200 is woven from a phase-change temperature-regulating material, has the characteristic of rapid temperature transmission, and is used for rapidly transmitting the temperature difference generated by the temperature control module to the whole body. The temperature control module 300 is composed of a semiconductor heat and cold exchanging plate element 301, a fan 302 and a temperature sensor 303, the semiconductor heat and cold exchanging plate element 301 is used as a core, the semiconductor heat and cold exchanging plate element utilizes the Peltier effect of a semiconductor, two ends of the semiconductor heat and cold exchanging plate element can absorb heat and emit heat respectively, temperature difference generated at the human body end is rapidly transmitted to the whole body through a phase-change textile material, and temperature difference generated at the other end can be blown away to the surrounding environment through the fan. Therefore, the temperature sensed by the user in the virtual reality device is controlled.
In the fire escape simulation exercise system, a user approaches a fire source in a virtual scene, the temperature control module and the semiconductor heat and cold exchange piece element 301 are driven by a program to be heated, the specially-made clothes 200 quickly transfer heat to the whole body from the phase change textile material, the user can feel the approach of the heat source in real time, and the reality of the virtual reality equipment on fire scene simulation is enhanced. The semiconductor element is used as a heat source, and has the advantages of bidirectional temperature control, high temperature change rate, no light emission, no open fire, controllable temperature and the like.
In the embodiment, a user approaches to a fire source in a virtual scene, the temperature control module starts heating rapidly, the body sensing temperature of the user is kept constant, and the body sensing temperature follows the inverse proportion relation between the role in the virtual scene and the distance between the role and the fire source. If the user completes the fire extinguishing operation in the virtual scene, the temperature control module 300 can be rapidly switched to the cooling mode, and the semiconductor element 301 is used for rapidly cooling. Meanwhile, the system can also be used for other virtual scenes except fire scene simulation, the temperature control module 301 is switched into a cooling mode, other scenes such as a refrigeration house and deep sea can be simulated, and the temperature can reach below room temperature.
In other embodiments, the special clothing can be replaced by ordinary clothing, soft capillary tubes with heat transfer effect are embedded in the clothing, the effect that heat can be rapidly transmitted to the whole body can be achieved, and meanwhile, the special clothing is easy to achieve and cost is saved. In addition, in other embodiments, the semiconductor element is arranged close to the garment, the temperature difference generated at the contact position is quickly transmitted to the whole body through the temperature transmission material, and the temperature difference generated at the other end can be blown away to the surrounding environment through the fan.
Referring to fig. 2, the wearable somatosensory temperature control method combined with virtual reality of the embodiment includes the following steps:
step S1, acquiring the somatosensory ambient temperature of the user role in the virtual scene;
the temperature information of the environment where the role is located is calculated in the virtual reality system, the distance information between the role and the fire source can be calculated through simulation, and the temperature of the virtual environment is calculated by combining a temperature gradient formula. Calculating the body sensing temperature of the user in the virtual reality space and the distance between the user and the fire source in the virtual scene according to a linear inverse proportion relation, namely T is k/x, wherein T is the body sensing temperature of the virtual reality simulation user, k is a constant, and x is the distance between the user and the fire source, and simulating to obtain the body sensing temperature;
step S2, acquiring the actual temperature in the current environment;
the ambient room temperature of the current user is obtained, and the temperature in the current space is read by the built-in sensor 303 in the temperature control module 300.
Step S3, if the calculated body sensing temperature is larger than the current room temperature, the semiconductor element is switched to a heating mode, and the special clothes made of the phase-change material transmit the temperature to the whole body;
step S4, the temperature sensor in the tailor-made clothes measures the current actual sensible temperature, when the temperature reaches the limit temperature that the human body can bear, the semiconductor element stops heating, even if the temperature does not reach the simulated temperature in the system, the semiconductor element stops heating;
and step S5, the semiconductor element works circularly, the actual body sensing temperature is always maintained within a certain range and does not exceed the human body bearing limit at the highest, the safe operation of the temperature control module is ensured, and hidden danger is avoided.
Step S6, if the calculated body sensing temperature is less than the current room temperature, the semiconductor element is switched to a refrigeration mode, and the special clothes made of the phase-change material transmit the temperature to the whole body;
step S7, the temperature sensor in the special clothing measures the current actual sensible temperature, when the temperature reaches the limit temperature that the human body can bear, the semiconductor element stops cooling, even if the temperature does not reach the simulated temperature in the system, the semiconductor element stops cooling;
and S8, the semiconductor element works circularly, the actual body sensing temperature is always kept within a certain range and is not more than the human body bearing limit at the lowest, the safe operation of the temperature control module is ensured, and hidden danger is avoided.
By adopting the method and the device, the wearable somatosensory temperature control function of the virtual reality equipment can be increased, in scenes such as fire escape simulation, a user can judge the fire through the temperature, the fire is processed in a simulation mode at the real temperature, the reality of virtual reality experience is increased, and the simulation drill effect can be greatly improved.
Claims (8)
1. The utility model provides a temperature control device is felt to wearable body that combines virtual reality, its characterized in that includes:
the head-mounted display is used for transmitting image and sound information to a user to complete visual and auditory interaction;
the space locator is used for analyzing and determining the position of the user in the virtual reality space and adjusting the temperature control module through position information;
and the temperature control module is used for controlling the body sensing temperature of the user in reality.
2. The wearable somatosensory temperature control device combined with the virtual reality according to claim 1, wherein the temperature control device comprises a temperature control module and special clothes, and the special clothes are woven by phase-change temperature-adjusting materials and have the characteristic of rapid temperature transmission.
3. The temperature control module of claim 2, wherein the temperature control module comprises a semiconductor heat exchanger and a fan, wherein the direct current passes through a galvanic couple formed by two different semiconductor materials connected in series through Peltier effect of the semiconductor, the two ends of the galvanic couple can absorb heat and emit heat respectively, the temperature difference generated at the human body end is rapidly transmitted to the whole body through the phase-change textile material, and the temperature difference generated at the other end is blown away to the surrounding environment by the fan.
4. The wearable body sensing temperature control device combined with virtual reality according to claim 3, wherein the purpose-made clothes are made of phase-change textile materials or soft capillaries with heat transfer effect are embedded in the clothes.
5. A wearable somatosensory temperature control method combined with virtual reality is realized based on the wearable somatosensory temperature control device combined with virtual reality of any one of claims 1-4, and comprises the following steps:
1) the method comprises the steps that the environment temperature information of a role is calculated in a virtual reality system, the distance information between the role and a fire source (or other heat sources) can be calculated through simulation, and the virtual environment temperature is calculated by combining a temperature gradient formula;
2) acquiring the ambient room temperature of the current user, and reading the temperature in the current space through a built-in sensor in a temperature control module;
3) if the calculated body sensing temperature is higher than the current room temperature, the semiconductor element is switched to a heating mode, the special clothes made of the phase-change material transmit the temperature to the whole body, and when the temperature reaches the limit temperature which can be born by the human body, the semiconductor element stops heating;
4) if the calculated body sensing temperature is lower than the current room temperature, the semiconductor element is switched to a refrigeration mode, the special clothes made of the phase-change material transmit the temperature to the whole body, and when the temperature reaches the limit temperature which can be born by the human body, the semiconductor element stops cooling.
6. The wearable sensible temperature control method combined with virtual reality according to claim 5, wherein in step 1), the sensible temperature of the user in the virtual reality space and the distance between the user and the fire source in the virtual scene are calculated according to a linear inverse relation, namely T ═ k/x, wherein T is the simulated sensible temperature of the user by the virtual reality, k is a constant, x is the distance between the user and the fire source, and the simulated sensible temperature is obtained.
7. The wearable somatosensory temperature control method combined with virtual reality according to claim 5, wherein in step 3), the semiconductor element stops heating up when the temperature reaches a limit temperature which can be tolerated by a human body, and stops heating up even if the temperature does not reach a temperature simulated in a system; and 4), stopping cooling the semiconductor element when the temperature reaches the limit temperature which can be borne by a human body, and stopping cooling the semiconductor element even if the temperature does not reach the simulated temperature in the system.
8. Use of the wearable sensible temperature control device combined with virtual reality according to any one of claims 1 to 4, wherein the device is used for fire escape simulation, a fire source is arranged in a virtual reality space and displayed to a user through a head-mounted display, the distance between a user role and the fire source in the virtual reality space is obtained through a space locator, the sensible temperature of the user in the virtual reality space is simulated according to the set fire source and the distance, and the temperature control module regulates the sensible temperature to reach the simulated temperature.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113093911A (en) * | 2021-04-09 | 2021-07-09 | 浙江大学 | Intelligent ring for three-dimensional interactive input and interaction method thereof |
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Application publication date: 20201023 |