CN111219586A - Adjusting method and rotation adjusting system for head band of water lens - Google Patents

Adjusting method and rotation adjusting system for head band of water lens Download PDF

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Publication number
CN111219586A
CN111219586A CN202010017690.7A CN202010017690A CN111219586A CN 111219586 A CN111219586 A CN 111219586A CN 202010017690 A CN202010017690 A CN 202010017690A CN 111219586 A CN111219586 A CN 111219586A
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CN
China
Prior art keywords
rotating shaft
head band
locking
water lens
rotating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010017690.7A
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Chinese (zh)
Inventor
于冬青
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Ruiyuanxiang Rubber Plastic Products Co ltd
Original Assignee
Shenzhen Ruiyuanxiang Rubber Plastic Products Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Ruiyuanxiang Rubber Plastic Products Co ltd filed Critical Shenzhen Ruiyuanxiang Rubber Plastic Products Co ltd
Priority to CN202010017690.7A priority Critical patent/CN111219586A/en
Publication of CN111219586A publication Critical patent/CN111219586A/en
Withdrawn legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M13/00Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
    • F16M13/04Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or holding steady relative to, a person, e.g. by chains, e.g. rifle butt or pistol grip supports, supports attached to the chest or head
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B33/00Swimming equipment attachable to the head, e.g. swim caps or goggles

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Outer Garments And Coats (AREA)

Abstract

The invention relates to a method for adjusting a head band of a water mirror and a rotary adjusting system, belonging to the technical field of water mirrors. A method for adjusting a water lens head band is provided with a rotation adjusting system; the rotation adjusting system comprises a rotating shaft fixedly connected to the head band of the water lens and a rotating piece driving the rotating shaft to rotate; the specific adjustment process is as follows: the rotating piece is rotated in the positive direction to drive the rotating shaft to rotate in the positive direction, so that the part, close to the rotating shaft, of the water lens head band is wound on the rotating shaft, and the water lens head band is tightened; the rotating part rotates reversely to drive the rotating shaft to rotate reversely, so that the part of the water lens head band wound on the rotating shaft is separated from the rotating shaft, and the water lens head band is loosened. According to the adjusting method of the water lens head band, the rotating adjusting system with the structure is arranged on the water lens head band, so that the water lens head band can be tightened or loosened only by rotating the rotating piece in the forward direction or the reverse direction, and the operation is very convenient.

Description

Adjusting method and rotation adjusting system for head band of water lens
Technical Field
The invention relates to a method for adjusting a head band of a water mirror and a rotary adjusting system, belonging to the technical field of water mirrors.
Background
The existing water glasses head band is mostly made of elastic telescopic materials, and when a user uses the water glasses head band, the user is fixedly sleeved on the head of the human body through the head band. Although the water glasses bandeau of this kind of structure can realize the fixed function of wearing, its size is fixed, if user's head circumference is too big, can produce tight sense after wearing, if user's head circumference undersize, can appear wearing insecure problem, the water glasses bandeau still can not adjust moreover, and the scope of applicable crowd has the limit.
Disclosure of Invention
In order to solve the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a method for conveniently adjusting the length of a headband of a water lens, and a rotation adjusting system for implementing the adjusting method.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a method for adjusting a water lens head band is provided with a rotation adjusting system; the rotation adjusting system comprises a rotating shaft fixedly connected to the head band of the water lens and a rotating piece driving the rotating shaft to rotate; the specific adjustment process is as follows:
the rotating piece is rotated in the positive direction to drive the rotating shaft to rotate in the positive direction, so that the part, close to the rotating shaft, of the water lens head band is wound on the rotating shaft, and the water lens head band is tightened;
the rotating part rotates reversely to drive the rotating shaft to rotate reversely, so that the part of the water lens head band wound on the rotating shaft is separated from the rotating shaft, and the water lens head band is loosened.
The forward direction is not particularly designated as the clockwise direction, and the reverse direction is not particularly designated as the counterclockwise direction, and the rotating direction of the rotating piece is opposite when the water lens head band is tightened or loosened.
According to the adjusting method of the water lens head band, the rotating adjusting system with the structure is arranged on the water lens head band, so that the water lens head band can be tightened or loosened only by rotating the rotating piece in the forward direction or the reverse direction, and the operation is very convenient.
Further, in order to maintain the state of the water lens head band and the tightness thereof, the rotation adjusting system also comprises a locking mechanism for limiting the reverse rotation of the rotating shaft;
before the water lens head band is adjusted and loosened, the locking state of the locking mechanism is released, and then the water lens head band is adjusted.
Furthermore, when the contact area of the water lens head band and the head of a human body is too small, a tight feeling is generated for a user, and in order to improve the comfort degree, the rotary adjusting system further comprises a first contact part which is used for being attached to the head of the human body; the rotating shaft is rotatably arranged on the first contact part; the locking mechanism is arranged on the first contact part; the contact area of the first contact part and the head of the human body is large.
Further, in order to improve the wearing comfort, the rotation adjusting system also comprises a second contact part arranged on the head band of the water lens; the second contact part has a larger contact area with the human body
Furthermore, the second contact part is provided with a channel for the lens belt to pass through; or the water lens head band is fixedly connected with the second contact part.
Specifically, the rotating piece is a twisting cover which is rotatably covered on the first contact part and is fixed with the rotating shaft along the radial direction of the rotating shaft; the rotating shaft and the locking mechanism are both arranged between the torsion cover and the first contact part.
More specifically, the locking mechanism comprises a locking shell fixedly arranged on the first contact part and internally provided with a locking groove, and a locking block which rotates simultaneously with the rotating shaft and is matched with the locking groove; the locking block is provided with a lifting part extending out of the twist cover; the twisting cover is provided with a sliding groove for the lifting part to slide up and down; the locking shell be equipped with the entry that supplies the water mirror bandeau to get into, and the axis of rotation rotates to be located in the locking shell.
Furthermore, when the water lens head band is tightened, in order to enable the water lens head band to be conveniently wound on the rotating shaft, the water lens head band is a flexible band, and at least part of the water lens head band is not easy to elastically deform; the rotating shaft is fixedly connected to a part, which is not easy to elastically deform, of the water lens belt.
The invention also provides a rotation adjusting system which comprises a first contact part used for being attached to the head of a human body, a rotating shaft which is rotatably arranged on the first contact part and fixedly connected to the head band of the water lens, a rotating piece driving the rotating shaft to rotate and a locking mechanism used for limiting the reverse rotation of the rotating shaft.
The rotation adjusting system with the structure is arranged on the water lens head band, so that the water lens head band can be tightened or loosened only by rotating the rotating piece in the forward direction or the reverse direction, and the operation is very convenient; in addition, the position of the human head contacted with the first contact part is more comfortable (the contact area of the first contact part and the human head is larger); finally, the locking mechanism limits the reverse rotation of the rotating shaft, so that the headband of the water adjusting mirror is limited.
Furthermore, in order to improve the wearing comfort, the glasses also comprise a second contact part arranged on the head band of the water glasses; the contact area of the second contact part and the head of the human body is larger.
Specifically, the rotating piece is a twisting cover which is rotatably covered on the first contact part and is fixed with the rotating shaft along the radial direction of the rotating shaft; the rotating shaft and the locking mechanism are both arranged between the torsion cover and the first contact part.
More specifically, the locking mechanism comprises a locking shell fixedly arranged on the first contact part and internally provided with a locking groove, and a locking block which rotates simultaneously with the rotating shaft and is matched with the locking groove; the locking block is provided with a lifting part extending out of the twist cover; the twisting cover is provided with a sliding groove for the lifting part to slide up and down; the locking shell is provided with an inlet for the water lens head to enter, and the rotating shaft is rotatably arranged in the locking shell;
furthermore, the water lens head band is a flexible band, and at least part of the water lens head band is not easy to generate elastic deformation; the rotating shaft is fixedly connected to a part, which is not easy to elastically deform, of the water lens belt.
The invention is further described below with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a schematic structural diagram of a rotation adjustment system according to embodiment 2 of the present invention;
fig. 2 is a second schematic structural diagram of a rotation adjustment system according to embodiment 2 of the present invention;
fig. 3 is one of the schematic exploded views of a rotary adjustment system according to embodiment 2 of the present invention;
fig. 4 is a second schematic diagram of an exploded structure of a rotary adjustment system according to embodiment 2 of the present invention.
Detailed Description
In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the following specific embodiments, but not limited thereto.
Example 1
A method for adjusting a water lens headband, which is shown in fig. 1-4, wherein the water lens headband 10 is provided with a rotation adjusting system 20; the rotation adjusting system 20 comprises a first contact part 21 for fitting the head of a human body, a rotating shaft 22 which is rotatably arranged on the first contact part 21 and fixedly connected to the water lens head band 10, a rotating piece 23 which is arranged on the first contact part 21 and used for driving the rotating shaft 22 to rotate, and a locking mechanism 24 for limiting the rotating shaft 22 to rotate reversely; the specific adjustment process is as follows:
rotating the rotating member 23 in a forward direction to rotate the rotating shaft 22 in a forward direction, so that the portion of the waterlens headband 10 adjacent to the rotating shaft 22 is wound around the rotating shaft 22, thereby tightening the waterlens headband 10;
the reverse rotation member 23 drives the rotation shaft 22 to rotate reversely, so that the part of the goggle head band 10 wound on the rotation shaft 22 is separated from the rotation shaft 22, and the goggle head band 10 is loosened;
before the water lens headband 10 is adjusted, the locking state of the locking mechanism 24 is released, and then the water lens headband 10 is adjusted.
Specifically, as shown in fig. 3 and 4, the rotating member 23 is a twist cover that is rotatably covered on the first contact portion 21 and is fixed to the rotating shaft 22 along the radial direction of the rotating shaft 22; the turning shaft 22 and the locking mechanism 24 are both provided between the twist cap and the first contact portion 21.
More specifically, referring to fig. 3 and 4, the locking mechanism 24 includes a locking housing 241 fixedly disposed on the first contact portion 21 and having a locking groove 243 therein, and a locking block 242 rotating simultaneously with the rotating shaft 22 and fitting into the locking groove 243; the locking block 242 is provided with a lifting part 244 extending out of the twist cap; the twist cover is provided with a sliding groove 245 for the lifting part 244 to slide up and down; the locking shell 241 is provided with an inlet for the water lens head band 10 to enter, and the rotating shaft 22 is rotatably arranged in the locking shell 241.
In this embodiment, a positioning column is arranged inside the locking shell 241, the rotating shaft 22 is provided with a through hole for the positioning column to pass through, and after the assembly is completed, the rotating shaft 22 rotates in the locking shell 241; in addition, a fixing pin is arranged on the end face of the rotating shaft 22 close to the twist cover, a fixing hole matched with the fixing pin is arranged on the inner end face of the twist cover, and the rotating shaft 22 is fixedly connected with the twist cover through clamping and fixing connection of the fixing pin and the fixing hole, so that the twisting cover drives the rotating shaft 22 to rotate; in addition, the locking block 242 is also provided with a through hole for the fixed pin to pass through, and due to the arrangement of the lifting part 244, the twist cover drives the lifting part 244 to rotate together in the rotating process, so that the locking block 242 and the rotating shaft 22 rotate together; when the water lens headband 10 is required to be loosened, a force far away from the locking shell 241 is applied to the lifting part 244, so that the locking block 242 is separated from the locking groove 243, and after the loosening is finished, a force close to the locking shell 241 is applied to the lifting part 244, so that the locking block 242 is clamped into the locking groove 243 again; finally, at least two pairs of mutually matched clamping and fixing bulges are arranged on the inner side of the twist cover and the outer side of the locking shell 241, so that when the lifting part 244 is lifted or pressed down, the twist cover and the locking shell 241 can move in a staggered mode, and the twist cover and the locking shell 241 cannot be separated.
Specifically, the water lens headband 10 is a flexible band, and at least part of the flexible band is not easy to elastically deform; the rotation shaft 22 is fixedly connected to a portion of the headband 10 of the water glasses, which is not easily elastically deformed.
Further, referring to fig. 1 and 2, in other embodiments, the rotation adjustment system 20 further includes a second contact portion 25 provided on the hydroscope head band 10.
Specifically, the second contact portion 25 is provided with a passage through which the water lens headband 10 passes; in other embodiments, the waterlens headband 10 is fixedly attached to the second contact portion 25.
In summary, the following steps: in the method for adjusting the water lens headband, the rotating adjusting system 20 with the structure is arranged on the water lens headband 10, so that the water lens headband 10 can be tightened or loosened only by rotating the rotating piece 23 in the forward direction or the reverse direction, and the operation is very convenient. In addition, the locking mechanism 24 with the above structure can not affect the forward rotation of the rotating shaft 22, can very conveniently limit the reverse rotation of the rotating shaft 22, can very conveniently contact and limit the reverse rotation of the rotating shaft 22, and is very convenient to operate.
Example 2
As shown in fig. 1 to 4, a rotation adjusting system 20 (the embodiment is exemplified as applied to a swimming headband) includes a first contact portion 21 for fitting the head of a human body, a rotation shaft 22 rotatably disposed on the first contact portion 21 and fixedly connected to the swimming headband 10, a rotation member 23 disposed on the first contact portion 21 and for driving the rotation shaft 22 to rotate, and a locking mechanism 24 for limiting the rotation shaft 22 to rotate reversely.
Specifically, as shown in fig. 3 and 4, the rotating member 23 is a twist cover that is rotatably covered on the first contact portion 21 and is fixed to the rotating shaft 22 along the radial direction of the rotating shaft 22; the turning shaft 22 and the locking mechanism 24 are both provided between the twist cap and the first contact portion 21.
More specifically, as shown in fig. 3 and 4, the locking mechanism 24 includes a locking shell 241 fixedly disposed on the first contact portion 21 and having a locking groove 243 therein, and a locking block 242 rotating simultaneously with the rotating shaft 22 and fitting into the locking groove 243; the locking block 242 is provided with a lifting part 244 extending out of the twist cap; the twist cover is provided with a sliding groove 245 for the lifting part 244 to slide up and down; the locking shell 241 is provided with an inlet for the water lens head band 10 to enter, and the rotating shaft 22 is rotatably arranged in the locking shell 241.
In this embodiment, a positioning column is arranged inside the locking shell 241, the rotating shaft 22 is provided with a through hole for the positioning column to pass through, and after the assembly is completed, the rotating shaft 22 rotates in the locking shell 241; in addition, a fixing pin is arranged on the end face of the rotating shaft 22 close to the twist cover, a fixing hole matched with the fixing pin is arranged on the inner end face of the twist cover, and the rotating shaft 22 is fixedly connected with the twist cover through clamping and fixing connection of the fixing pin and the fixing hole, so that the twisting cover drives the rotating shaft 22 to rotate; in addition, the locking block 242 is also provided with a through hole for the fixed pin to pass through, and due to the arrangement of the lifting part 244, the twist cover drives the lifting part 244 to rotate together in the rotating process, so that the locking block 242 and the rotating shaft 22 rotate together; when the water lens headband 10 is required to be loosened, a force far away from the locking shell 241 is applied to the lifting part 244, so that the locking block 242 is separated from the locking groove 243, and after the loosening is finished, a force close to the locking shell 241 is applied to the lifting part 244, so that the locking block 242 is clamped into the locking groove 243 again; finally, at least two pairs of mutually matched clamping and fixing bulges are arranged on the inner side of the twist cover and the outer side of the locking shell 241, so that when the lifting part 244 is lifted or pressed down, the twist cover and the locking shell 241 can move in a staggered mode, and the twist cover and the locking shell 241 cannot be separated.
Specifically, the water lens headband 10 is a flexible band, and at least part of the flexible band is not easy to elastically deform; the rotation shaft 22 is fixedly connected to a portion of the headband 10 of the water glasses, which is not easily elastically deformed.
Further, as shown in fig. 1 and 2, in other embodiments, the rotation adjustment system 20 further includes a second contact portion 25 provided on the water lens headband 10.
For convenient assembly, the second contact portion 25 is provided with a passage through which the water lens headband 10 passes; in other embodiments, the waterlens headband 10 is fixedly attached to the second contact portion 25.
In summary, the following steps: the rotation adjusting system 20 can tighten or loosen the headband 10 by only rotating the rotating member 23 in the forward or reverse direction, which is very convenient for operation. In addition, the locking mechanism 24 with the above structure can not affect the forward rotation of the rotating shaft 22, can very conveniently limit the reverse rotation of the rotating shaft 22, can very conveniently contact and limit the reverse rotation of the rotating shaft 22, and is very convenient to operate.
The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.

Claims (10)

1. A method for adjusting a water lens head band is characterized in that the water lens head band is provided with a rotary adjusting system; the rotation adjusting system comprises a rotating shaft fixedly connected to the head band of the water lens and a rotating piece driving the rotating shaft to rotate; the specific adjustment process is as follows:
the rotating piece is rotated in the positive direction to drive the rotating shaft to rotate in the positive direction, so that the part, close to the rotating shaft, of the water lens head band is wound on the rotating shaft, and the water lens head band is tightened;
the rotating part rotates reversely to drive the rotating shaft to rotate reversely, so that the part of the water lens head band wound on the rotating shaft is separated from the rotating shaft, and the water lens head band is loosened.
2. The method of claim 1, wherein the rotational adjustment system further comprises a locking mechanism for limiting the reverse rotation of the rotational shaft;
before the water lens head band is adjusted and loosened, the locking state of the locking mechanism is released, and then the water lens head band is adjusted.
3. The method of claim 2, wherein the rotational adjustment system further comprises a first contact portion for engaging a human head; the rotating shaft is rotatably arranged on the first contact part; the locking mechanism is arranged on the first contact part;
and/or;
the rotation adjustment system further comprises a second contact portion arranged on the water lens head band.
4. The method for adjusting a headband of claim 3, wherein the second contact part is provided with a passage for passing the lens band; or the water lens head band is fixedly connected with the second contact part.
5. The method for adjusting the headband of claim 3 or 4, wherein the rotating member is a twist cap rotatably covering the first contact portion and fixed to the rotating shaft in a radial direction of the rotating shaft; the rotating shaft and the locking mechanism are both arranged between the torsion cover and the first contact part.
6. The method for adjusting the headband of claim 5, wherein the locking mechanism comprises a locking shell fixedly installed at the first contact portion and having a locking groove therein, and a locking block rotating simultaneously with the rotation shaft and fitting into the locking groove; the locking block is provided with a lifting part extending out of the twist cover; the twisting cover is provided with a sliding groove for the lifting part to slide up and down; the locking shell be equipped with the entry that supplies the water mirror bandeau to get into, and the axis of rotation rotates to be located in the locking shell.
7. The method of claim 3 or 4, wherein the waterlens headband is a flexible band and is at least partially less susceptible to elastic deformation; the rotating shaft is fixedly connected to a part, which is not easy to elastically deform, of the water lens belt.
8. The utility model provides a rotation regulation system, its characterized in that, is including the first contact site that is used for laminating human head, rotates and locates first contact site and fixed connection in the axis of rotation of water mirror bandeau, drives axis of rotation pivoted rotating member to and be used for restricting axis of rotation antiport's locking mechanical system.
9. The rotational adjustment system of claim 8, further comprising a second contact portion provided to the hydroscope headband.
10. The rotary adjustment system of claim 8 or 9, wherein the rotary member is a twist cap rotatably covering the first contact portion and fixed to the rotary shaft in a radial direction of the rotary shaft; the rotating shaft and the locking mechanism are both arranged between the torsion cover and the first contact part;
or;
the rotating piece is a twist cover which is rotatably covered on the first contact part and is fixed with the rotating shaft along the radial direction of the rotating shaft; the rotating shaft and the locking mechanism are both arranged between the torsion cover and the first contact part; the locking mechanism comprises a locking shell fixedly arranged on the first contact part and internally provided with a locking groove, and a locking block which rotates simultaneously with the rotating shaft and is matched with the locking groove; the locking block is provided with a lifting part extending out of the twist cover; the twisting cover is provided with a sliding groove for the lifting part to slide up and down; the locking shell be equipped with the entry that supplies the water mirror bandeau to get into, and the axis of rotation rotates to be located in the locking shell.
CN202010017690.7A 2020-01-08 2020-01-08 Adjusting method and rotation adjusting system for head band of water lens Withdrawn CN111219586A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010017690.7A CN111219586A (en) 2020-01-08 2020-01-08 Adjusting method and rotation adjusting system for head band of water lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010017690.7A CN111219586A (en) 2020-01-08 2020-01-08 Adjusting method and rotation adjusting system for head band of water lens

Publications (1)

Publication Number Publication Date
CN111219586A true CN111219586A (en) 2020-06-02

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Application Number Title Priority Date Filing Date
CN202010017690.7A Withdrawn CN111219586A (en) 2020-01-08 2020-01-08 Adjusting method and rotation adjusting system for head band of water lens

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CN (1) CN111219586A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2518544Y (en) * 2001-05-25 2002-10-30 江丕林 Swimming goggles
GB2438223A (en) * 2006-05-16 2007-11-21 David Henry Fryett Goggles with built in lights
KR100823409B1 (en) * 2001-06-26 2008-04-18 야마모토 고가쿠 가부시키가이샤 Goggles
CN105310823A (en) * 2014-05-30 2016-02-10 山本光学株式会社 Belt length adjusting mechanism of face assembly part
CN105661735A (en) * 2015-12-31 2016-06-15 北京小鸟看看科技有限公司 Wearable head band and wearable device with same
CN209519316U (en) * 2019-01-04 2019-10-22 深圳市瑞源祥橡塑制品有限公司 A kind of hydroscope

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2518544Y (en) * 2001-05-25 2002-10-30 江丕林 Swimming goggles
KR100823409B1 (en) * 2001-06-26 2008-04-18 야마모토 고가쿠 가부시키가이샤 Goggles
GB2438223A (en) * 2006-05-16 2007-11-21 David Henry Fryett Goggles with built in lights
CN105310823A (en) * 2014-05-30 2016-02-10 山本光学株式会社 Belt length adjusting mechanism of face assembly part
CN105661735A (en) * 2015-12-31 2016-06-15 北京小鸟看看科技有限公司 Wearable head band and wearable device with same
CN209519316U (en) * 2019-01-04 2019-10-22 深圳市瑞源祥橡塑制品有限公司 A kind of hydroscope

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Application publication date: 20200602