TWM624513U - Head Mounted Device - Google Patents

Abstract

The present invention is a head-mounted fixing device, comprising: a head frame, including two side frame parts, a front frame part located between the two side frame parts and connecting the two side frame parts, an elastic sheet, the elastic sheet One end is connected to the front frame part; and a headgear has a ring part and a top part, two ends of the ring part are respectively connected to the two side frame parts, and one end of the top part is connected to the other end of the elastic sheet, and the top part is connected to the other end of the elastic sheet. The other end is connected to the ring portion, characterized in that the front frame portion is used for abutting against a user's forehead to provide a fulcrum, the elastic sheet supports the fulcrum with its elastic force, so that the front frame portion does not slide down, the The ring portion is used to surround and abut the back of the user's head, and the two side frame portions are used as levers to prevent the head-mounted fixing device from falling forward.

Description

Head Mounted Device

The new model relates to a fixing device, especially a head-mounted fixing device.

At present, medicine has proved that 5% of the causes of myopia are genetic factors, and most of the other causes of myopia are caused by long-term near-sightedness. The main activities of long-term near-sightedness are mainly reading and writing. With the progress of civilization, in recent years, watching mobile phones and tablets The time spent on computers and computers has increased significantly, and human myopia has gradually become the norm.

Usually, myopia is the result of an increase in the length of the eyeball, which changes from a round shape to an oval shape. When looking at a distant scene, the crystal cannot change its shape through adaptation, so that the image cannot be correctly projected on the retina. Especially children's crystals are still in the developing stage, and they are more likely to change shape due to overuse. From the above, how to limit the distance of seeing things so as not to get too close to the eyes has become an important issue for modern people.

Please refer to the Republic of China Announcement No. I677709, which discloses a display device assembly, which mainly includes a frame, an optical element and an auxiliary part, and enables a user to place a display unit (such as a mobile phone) on the frame, especially a , the optical element in this case is arranged on the frame and is located on the transmission path of the image beam of the display unit. Since the optical element is a concave lens with a multi-layer coating, the image beam provided by the display unit is transmitted to the optical element. And the multi-layer coating on the optical element is reflected to the user's eyes, so that the user can view the optical element in the viewing direction, and obtain a virtual image when viewing the optical element, so that the virtual image and the optical element can be viewed. A combination of environmental images presented in the real world.

However, the design of such a fixture suffers from an unstable fit.

The purpose of the present invention is to provide a head-mounted fixing device that can be worn stably.

A head-mounted fixture comprising:

a head frame, comprising two side frame parts, and a front frame part located between the two side frame parts and connecting the two side frame parts, the two side frame parts and the front frame part are made of hard material;

an elastic sheet, a first end of the elastic sheet is connected to the front frame portion; and;

A headgear has a ring portion and a top portion, two ends of the ring portion are respectively connected to the two side frame portions, and one end of the top portion is connected to the other end of the elastic sheet, and the other end of the top portion is connected to the ring portion. The front frame part is used for abutting against a user's forehead to provide a fulcrum, the elastic sheet supports the fulcrum with its elastic force, so that the front frame part does not slide down, and the ring part is used to surround and abut the user Behind the head of the wearer, the two side frame parts are used as levers, so that the ring part prevents the head-mounted fixing device from falling forward.

In a preferred embodiment, a through hole is opened at both ends of the two side frame parts, the ring part is a headband, one end of the ring part passes through one of the through holes, and the other end of the ring part passes through one of the through holes. The other hole is pasted on the ring part through the devil felt, so that the ring part is connected with the two side frame parts.

In a preferred embodiment, the elastic sheet has at least one stretchable structure.

In a preferred embodiment, a through hole is formed at one end of the elastic sheet connected to the top, and one end of the top connected to the elastic sheet passes through the through hole, and is then pasted on the top through the devil felt, so that the top is connected with the elastic sheet.

In a preferred embodiment, the top is composed of the elastic sheet, one end of the elastic sheet is connected to the front frame portion, and the other end of the elastic sheet is opened with two through holes, and the two through holes are used for allowing The ring portion passes through.

Top top top in a preferred embodiment, wherein, an arm set is connected to the head frame;

a reflection module assembled on the support arm set, and the reflection module has a reflection sheet for reflecting a projected image;

an amplifying module, connected to the arm set, so that the reflection module is located between the amplifying module and the position of the head of the human body, and the amplifying module has a magnifying sheet for receiving the projected image and enlarging it Projected to the position of the human eye.

In a preferred embodiment, the two side frame portions are pivotally connected to the front frame portion, and each pivotal connection between the two side frame portions and the front frame portion is provided with a first rotating shaft.

In a preferred embodiment, the headgear further comprises: two counterweight elements disposed at both ends of the ring portion.

At least one of the amplifying module and the reflecting module is provided with a second rotating shaft at each pivot connection between the support arm group.

With the virtual image formation principle of the concave mirror, the object can be magnified several times and imaged at a farther distance than the actual object. The use of this optical technology can solve the problem of users looking at close objects for a long time, not only the visual distance of the eyes is one Beyond meters, objects are enlarged to allow users to see clearly.

Please refer to FIG. 1 and FIG. 2 , the present invention is a head-mounted fixing device, which mainly includes an arm set 50 , a head frame 10 , a reflection module 20 , an amplification module 30 and a head cover 40 , wherein:

The head frame 10 includes two side frame parts 11 , and a front frame part 13 located between the two side frame parts 11 and connected to the two side frame parts 11 , and the two side frame parts 11 are used for abutting against a user On the opposite sides of the user's head, the front frame portion 13 is used to abut the user's forehead, and the two side frame portions 11 and the front frame portion 13 are made of hard material; The parts 11 are pivotally connected to two opposite ends of the front frame part 13 respectively, and a first rotating shaft 15 is provided at each pivot connection between the front ends of the two side frame parts 11 and the front frame part 13; however, the present invention is not limited to this pivot connection. Therefore, when not in use, the two side frame portions 11 can be folded by pivoting the first rotating shaft 15 . In this embodiment or other embodiments, a surface of the front frame portion 13 facing the head is provided with a pad 14 , and the pad 14 is used to abut against the forehead to improve wearing comfort. The two side frame portions 11 A through hole 12 is respectively provided at both ends of the .

The arm group 50 is connected to the head frame 13 .

The reflection module 20 is assembled on the support arm set 50, and the reflection module 20 has a reflection sheet 21 for reflecting a projected image; in this embodiment, the reflection module 20 faces toward The projected image is reflected in front of the human head.

The amplifying module 30 is connected to the arm set 50, so that the reflection module 20 is located between the amplifying module 30 and the position of the head of the human body, and the amplifying module 30 has an enlarging piece 31, and the enlarging piece 31 is used for In this embodiment, the imaging principle of the magnifying sheet 31 is through the imaging of a concave mirror, so that the virtual image in the magnifying sheet 31 can be enlarged, and the virtual image can be enlarged at the same time. 5, the arm set 50 and the magnifying module 30 are pivotally connected through a second rotating shaft set 51, so that the inclination angle of the magnifying module 30 can be adjusted. However, the present invention is not limited to this pivot connection, please refer to FIG. 4 , the second rotating shaft group 51 can also be disposed between the support arm group 50 and the reflection module 30 to make the inclination angle of the reflection module 20 Adjustable.

An elastic piece 421, a first end of the elastic piece 421 is connected to the front frame portion 13, the elastic piece 421 is used to abut the top of the user's head, and the elastic piece 421 is bent and pressed against the top of the head, the elastic piece 421 At least one stretchable structure 4211 is provided, and the stretchable structure 4211 can be, for example, but not limited to, a wave structure and is made of elastic material, so that it can be stretched, compressed and bent.

The headgear 40 has a ring portion 41 and a top portion 42 , two ends of the ring portion 41 are respectively connected to the arm set 10 , one end of the top portion 42 is connected to the support arm set 10 , and the other end of the top portion 42 is connected to the ring part 41, so that a wearing space 43 is formed between the ring part 41, the top part 42 and the arm set 10; in the first embodiment, the ring part 41 is a headband, and one end of the ring part 41 Pass through one of the through holes 12 , the other end of the ring portion 41 passes through the other through hole 12 , and then fold back and adhere to the ring portion 41 through the devil felt 411 respectively disposed at both ends of the ring portion 41 . The length of the ring portion 41 can also be adjusted through the cooperation of the ring portion 41 and the devil felt 411. It is characterized in that the front frame portion 13 is used to abut a user's forehead to provide a fulcrum G1. The elastic piece 421 supports the fulcrum G1 with its elastic force, so that the front frame portion 13 does not slide down, the ring portion 41 is used to surround and abut the back of the user's head, and the two side frame portions 11 are used as levers, The ring portion 41 prevents the headgear from tipping forward.

Please refer to FIG. 1 and FIG. 2 , in the first embodiment, a through hole 4212 is formed at one end of the elastic sheet 421 connected to the top 42 , and one end of the top 42 connected to the elastic sheet 421 passes through the through hole 4212 , Then, the top 42 is attached to the top 42 through the devil felt 422 to connect the top 42 with the elastic sheet 421 , and at the same time, the top 42 and the devil felt 422 can cooperate with each other to adjust the length of the top 42 . Referring to FIG. 3 , in the second embodiment, the top 42 is only composed of the elastic sheet 421 , one end of the elastic sheet 421 is connected to the front frame portion 13 of the head frame 10 , and the other end of the elastic sheet 421 is opened Two of the through holes 4211B, and two of the through holes 4211B are for allowing the ring portion 41 to pass through.

Please refer to FIG. 4 , the third embodiment further includes: two counterweight elements 412 , which are disposed on both sides of the ring portion 41 , and the two side frame portions 11 abut on opposite sides of the head to provide Two fulcrums G2, the two counterweight elements 412 use the lever principle, take the two pivot points G2 as the center, through the downward force F2 of the two counterweight elements 412, the arm set 50 generates an upward force F1, so that the reflection The module 20 and the amplifying module 30 do not sag, so the ring portion 41 does not need to be tightly tied to the user's head, which improves the comfort during use.

The above is the structural configuration and the connection relationship of the new model in a preferred embodiment. The use method of the new model and the effects it can produce are as follows:

After the user inserts the head into the wearing space 43, the visual front of the human eye position will face the magnifying module 30, and the image in front of the user's vision uses the principle of virtual image formation of a concave mirror in physical optics to make the object Zoom in several times and image it at a distance farther than the actual object. This optical technology is used to solve the problem of users looking at close objects for a long time. Not only can the eyes see the distance beyond one meter, but also the object can be enlarged to allow users to use it. can be seen clearly.

10: Head Frame 11: Side frame 12: Perforation 13: Front frame 14: Padding 15: The first reel 20: Reflective module 21: Reflector 30: Zoom Module 31: Zoom in 40: headgear 41: Ring Department 411: Devil Felt 412: Counterweight element 42: Top 421: elastic sheet 4211: Retractable Structure 4212, 4211B: Through hole 422: Devil Felt 43: Dressing Space 50: Arm set 51: The second shaft group G1, G2: fulcrum F1, F2: Force

FIG. 1 is a perspective view of the novel in the first embodiment; Figure 2 is a side view of the novel in the first embodiment; FIG. 3 is a perspective view of the novel in the second embodiment; Fig. 4 is the side view of the novel in the third embodiment; FIG. 5 is a side view of the novel in the fourth embodiment.

10: Head Frame

11: Side frame

12: Perforation

13: Front frame

14: Padding

15: The first reel

20: Reflective module

21: Reflector

30: Zoom Module

31: Zoom in

40: headgear

41: Ring Department

411: Devil Felt

42: Top

421: elastic sheet

4211: Retractable Structure

4212: Through hole

422: Devil Felt

43: Dressing Space

50: Arm set

51: The second shaft group

Claims (10)

A head-mounted fixture comprising: a head frame, comprising two side frame parts, and a front frame part located between the two side frame parts and connecting the two side frame parts, the two side frame parts and the front frame part are made of hard material; an elastic sheet, one end of the elastic sheet is connected to the front frame portion; and; a headgear, which has a ring portion and a top portion, two ends of the ring portion are respectively connected to the two side frame portions, one end of the top portion is connected to the other end of the elastic sheet, and the other end of the top portion is connected to the ring portion; The front frame part is used to abut against a user's forehead to provide a fulcrum, the elastic sheet supports the fulcrum with its elastic force, and the ring part is used to surround and abut the back of the user's head. The head-mounted fixing device according to claim 1, wherein a through hole is opened at both ends of the two side frame parts, the ring part is a headband, and one end of the ring part passes through one of the through holes, the The other end of the ring portion passes through the other hole, and is then pasted on the ring portion through the devil felt to connect the ring portion with the two side frame portions. The head-mounted fixing device according to claim 1, wherein the elastic sheet has at least one retractable structure. The head-mounted fixing device according to claim 1, wherein a through hole is formed at one end of the elastic sheet connected to the top, and the end of the top connected to the elastic sheet passes through the through hole, and is then pasted to the through hole through the devil felt. On the top, the top is connected with the elastic sheet. The head-mounted fixing device according to claim 1, wherein the top is composed of the elastic sheet, and one end of the elastic sheet is provided with two through holes, and the two through holes allow the ring portion to pass through. The head-mounted fixing device according to claim 1, further comprising two counterweight elements, and the two counterweight elements are arranged on both sides of the ring portion. The head-mounted fixing device according to claim 1, wherein the two side frame parts are pivotally connected to the front frame part, and a first rotating shaft is provided at each pivot connection between the two side frame parts and the front frame part. The head-mounted fixture of claim 1, further comprising: an arm set connected to the head frame; a reflection module assembled on the support arm set, and the reflection module has a reflection sheet for reflecting a projected image; an amplifying module, connected to the arm set, so that the reflection module is located between the amplifying module and the head of the user, and the amplifying module has a magnifying sheet for receiving the projection The image is enlarged and projected to the user's eye position. The head-mounted fixing device according to claim 8, wherein at least one of the amplifying module and the reflecting module is provided with a second rotating shaft at each pivotal connection between the support arm set. The head-mounted fixing device according to claim 8, wherein the reflection sheet is a convex mirror, and the magnifying sheet is a concave mirror.

Images