CN211014855U

CN211014855U - Simulation head die

Info

Publication number: CN211014855U
Application number: CN201922094545.4U
Authority: CN
Inventors: 李扬; 梁剑; 余水生
Original assignee: YANGZHOU LAIDA PHOTOELECTRIC TECHNOLOGY CO LTD
Current assignee: YANGZHOU LAIDA PHOTOELECTRIC TECHNOLOGY CO LTD
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-07-14
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses an emulation head die, including head die main part, face shape lid, control box, base and electric push rod, the electric push rod is located on the base, the control box is located on the electric push rod, the head die main part is located on the control box, head die main part surface is equipped with heating element, the articulated head die main part front end of locating of face shape lid, be equipped with temperature sensor and pressure sensor in the head die main part. The utility model relates to a near-to-eye display technology field specifically is to provide a but simulation human head body temperature, perception human head wear helmet in head mould surface temperature distribution, and the simulation head mould is used in helmet display comfort level test that the head mould helmet pressure distributes in the helmet.

Description

Simulation head die

Technical Field

The utility model relates to a near-to-eye display technology field specifically indicates a simulation head model.

Background

Near-eye display, also known as head-mounted display, is a display technology that enables a wearer to see near-eye content clearly. Primarily for military and scientific research applications. With the popularization of electronic technology and the development of lens manufacturing technology, head-mounted displays gradually enter people's lives.

The helmet-mounted display, the earliest VR display, uses a helmet to seal the human vision and hearing from the outside, and guides the user to create a sensation of being in a virtual environment. In recent years, helmet-mounted displays with excellent technical presentation effects are in endless, people gradually shift research and development emphasis from simple visual technologies to comfort levels, and in order to improve the comfort level of users of the existing helmet-mounted displays, a head simulation head model needs to be provided to test the comfort level of the helmet-mounted displays.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned current difficult problem, the utility model provides a but human head body temperature of simulation, perception human head wear helmet in head mould surface temperature distribution, and the helmet in the helmet head mould helmet press the emulation head mould of helmet display comfort level test of distribution.

The utility model adopts the following technical scheme: the utility model relates to an emulation head mould, including head mould main part, face shape lid, control box, base and electric push rod, the electric push rod is located on the base, the control box is located on the electric push rod, the head mould main part is located on the control box, the real human head appearance of head and dimensional design are realized in the emulation of head mould main part, head mould main part surface is equipped with heating element for emulation human head body temperature, face shape lid articulates and locates the head mould main part front end, and face shape lid can be opened or closed, is convenient for install built-in component, be equipped with temperature sensor and pressure sensor in the head mould main part, temperature sensor is used for perception helmet inner head mould surface temperature distribution, is used for testing the gas permeability of helmet, prevents that the user from wearing the high temperature injury user that each component produced for a long time, and pressure sensor is used for perception helmet inner head mould helmet pressure distribution, is convenient for testing helmet pressure in each position, the wearing comfort of the user is ensured.

Further, the head die main body is of a hollow structure, and a built-in component can be installed in the head die main body.

Furthermore, four groups of electric push rods are arranged at four corners of the base, the four groups of electric push rods can independently control the motion state, and the four groups of electric push rods are matched to perform telescopic motion to respectively realize the inclination of various angles in four directions, so that the electric push rods are used for simulating the pressure of the helmet when the head of a human body is twisted in different directions.

Furthermore, the heating element is provided with a plurality of groups along the surface of the head die main body and used for simulating real heating of the head of a human body, and the temperature sensor and the pressure sensor are uniformly provided with a plurality of groups along the surface of the head die main body, so that the temperature and the pressure in the helmet at each position can be conveniently tested in an all-round and multi-angle manner.

Further, be equipped with the treater in the control box, treater and electric push rod, pressure sensor, temperature sensor and heating element electricity are connected, the flexible length of four group's electric push rods of treater control realizes the slope of the different directions of head die main part and angle, the operating temperature of treater control heating element makes it unanimous with emulation human body temperature, and when emulation head die worn helmet display, everywhere pressure in the helmet under the various states of pressure sensor response, each position head die surface temperature in the temperature sensor response helmet realizes the emulation test of helmet display comfort level.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: this scheme emulation head model establishes temperature sensor and pressure sensor through planting at head model main part surface multiple spot, realize head model surface temperature and helmet pressure test in the helmet, realize emulation head model simulation through set up multiunit heating element on the head model surface, simultaneously, adopt four electric push rods that can the independent control motion to simulate the helmet internal pressure that the head model bore under various human head incline direction and the inclination condition, the simulation of the in-service use process has been realized, more real simulation test helmet display's comfort level.

Drawings

Fig. 1 is a schematic structural view of an emulation head model of the present invention;

FIG. 2 is a front view of an emulation head model of the present invention;

fig. 3 is a side view of an emulation head model of the present invention;

fig. 4 is a top view of the simulation head model of the present invention.

The heating device comprises a head die main body 1, a face-shaped cover 2, a control box 3, a base 4, an electric push rod 5, a heating element 6, a heating element 7, a temperature sensor 8 and a pressure sensor.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-4, the utility model relates to a simulation head model, which comprises a head model main body 1, a face-shaped cover 2, a control box 3, a base 4 and an electric push rod 5, the electric push rod 5 is arranged on the base 4, the control box 3 is arranged on the electric push rod 5, the head model main body 1 is arranged on the control box 3, the simulation real human head shape and size design of the head model main body 1 is realized, the surface of the head model main body 1 is provided with a heating element 6 for simulating the human head temperature, the face-shaped cover 2 is hinged at the front end of the head model main body 1, the face-shaped cover 2 can be opened or closed for conveniently installing built-in components, the head model main body 1 is provided with a temperature sensor 7 and a pressure sensor 8, the temperature sensor 7 is used for sensing the temperature distribution of the surface of the head model in a helmet, testing the air permeability of the helmet, preventing the user from, the pressure sensor 8 is used for sensing the helmet pressure distribution of the helmet inner die, so that the helmet pressure in each position of the helmet can be conveniently tested, and the wearing comfort of a user is guaranteed.

The head die main body 1 is arranged in a hollow structure, and a built-in component can be installed in the head die main body 1.

Four groups of electric push rods 5 are arranged at four corners of the base 4, the four groups of electric push rods 5 can independently control the motion state, and the four groups of electric push rods 5 are matched to perform telescopic motion to respectively realize the inclination of various angles in four directions, so that the electric push rods are used for simulating the pressure of the helmet when the head of a human body is twisted in different directions.

The heating element 6 is provided with a plurality of groups along the surface of the head model main body 1 and is used for simulating the real heating of the head of a human body, and the temperature sensor 7 and the pressure sensor 8 are uniformly provided with a plurality of groups along the surface of the head model main body 1, so that the temperature and the pressure in the helmet at each position can be conveniently tested in an all-round and multi-angle manner.

Be equipped with the treater in the control box 3, the treater is connected with electric push rod 5, pressure sensor 8, temperature sensor 7 and heating element 6 electricity, the flexible length of four group's electric push rods 5 of treater control realizes the slope of 1 equidirectional and angle of head mould main part, the operating temperature of treater control heating element 6 makes it unanimous with emulation human body temperature, and when emulation head mould was worn helmet display, pressure sensor 8 responded to everywhere pressure in the helmet under the various states, and each position head mould surface temperature in the temperature sensor 7 response helmet realizes the emulation test of helmet display comfort level.

During specific use, wear helmet display on head mould main part 1, for head mould main part 1 circular telegram, heating element 6 heats, temperature sensor 7 and pressure sensor 8 respond to in the helmet respectively head mould surface temperature distribution and helmet in mould pressure distribution, through the flexible state of four group's electric push rods 5 of control regulation, simulate real human head incline direction and angle condition in the different helmet mould pressure distribution, carry out corresponding adjustment to helmet display according to simulation test result, in order to realize more excellent use comfort.

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. A dummy head die, comprising: the electric push rod is arranged on the base, the control box is arranged on the electric push rod, the head die body is arranged on the control box, the surface of the head die body is provided with a heating element, the surface-shaped cover is hinged to the front end of the head die body, and the head die body is provided with a temperature sensor and a pressure sensor.

2. A dummy head die according to claim 1, wherein: the head die main body is arranged in a hollow structure.

3. A dummy head die according to claim 1, wherein: four groups of electric push rods are arranged at four corners of the base.

4. A dummy head die according to claim 3, wherein: the heating element is provided with a plurality of groups along the surface of the head die main body, and the temperature sensor and the pressure sensor are uniformly provided with a plurality of groups along the surface of the head die main body.

5. The dummy head mold according to claim 4, wherein: and a processor is arranged in the control box and is electrically connected with the electric push rod, the pressure sensor, the temperature sensor and the heating element.