CN219613157U

CN219613157U - Telescopic helmet rearview mirror

Info

Publication number: CN219613157U
Application number: CN202320244774.3U
Authority: CN
Inventors: 张坤
Original assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Current assignee: Peking University Third Hospital Peking University Third Clinical Medical College
Priority date: 2023-02-17
Filing date: 2023-02-17
Publication date: 2023-09-01
Anticipated expiration: 2033-02-17

Abstract

The utility model discloses a telescopic helmet rearview mirror, and relates to the technical field of rearview mirrors. The utility model comprises a helmet, a face screen positioned on the front side of the helmet, a fixed block fixed above the middle part of the face screen, a clamping groove arranged in the middle part of the fixed block, a cylinder arranged in the clamping groove, a rod body in sliding fit with the middle parts of two ends of the cylinder, and a cylinder in sliding fit with the middle part of one end of the rod body. According to the utility model, the clamping grooves are formed in the fixing blocks, the barrel can be rotated and disassembled according to the needs, the rod bodies at the two ends of the barrel and the extending or retracting length of the barrel can be simultaneously adjusted by utilizing the adjusting component, so that the distance between the two rearview mirrors can be better adjusted, the spherical connecting rod is arranged at one end of the barrel, the direction angle of the rearview mirrors can be manually adjusted according to the eye angle of a user, so that the road condition can be better observed, the application range is wider, and the problem that the existing part of electric vehicles do not have rearview mirrors is effectively solved.

Description

Telescopic helmet rearview mirror

Technical Field

The utility model belongs to the technical field of rearview mirrors, and particularly relates to a telescopic helmet rearview mirror.

Background

Along with the development of society, electric vehicles accord with the national defined energy-saving and environment-friendly trend, short-distance traffic is greatly facilitated, and the electric vehicles are mainly used for playing an important role in national economy through saving energy and environment and protecting, so that the number of people riding the electric vehicles is increased, people wear helmets under the condition of riding safety, and the helmets are necessary tools for protecting the heads of people in traffic.

The existing part of electric vehicles are not provided with rearview mirrors, people need to twist the head by themselves to observe the road conditions behind the body when riding, so that the driving safety is greatly reduced, and in order to solve the problem, the telescopic helmet rearview mirror is designed.

Disclosure of Invention

The utility model aims to provide a telescopic helmet rearview mirror, which solves the technical problem that part of electric vehicles in the prior art are not provided with rearview mirrors.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a telescopic helmet rearview mirror comprises a helmet, a face screen positioned on the front side of the helmet, and a fixed block fixed above the middle part of the face screen, wherein a clamping groove is formed in the middle part of the fixed block, a barrel is arranged in the clamping groove, rod bodies are slidably matched with the middle parts of two ends of the barrel, and a cylinder is slidably matched with the middle part of one end of each rod body;

one end of the cylinder is fixed with a spherical connecting rod, the periphery of the spherical connecting rod is rotationally matched with a rearview mirror, the front surface of the rearview mirror corresponds to a face screen, and an adjusting component is arranged among the cylinder, the two rod bodies and the two cylinders.

Optionally, the adjusting part includes the dwang that normal fit was in barrel week side middle part, is fixed in the first bevel gear of dwang one end, normal fit in the barrel and with body of rod screw thread complex first screw rod, be fixed in the second bevel gear of first screw rod week side, two second screw rods of middle part at first screw rod both ends of respectively screw thread complex, first bevel gear and second bevel gear meshing, the dwang is located fixed block one side.

Optionally, the middle part of the rod body is provided with a threaded hole, the first screw rod is in threaded fit with the threaded hole, the middle part of the first screw rod is provided with a threaded groove, the two second screw rods are in threaded fit with two ends of the threaded groove respectively, and one end of each second screw rod is fixed with the other end of the cylinder.

Optionally, a sucking disc or a double faced adhesive tape is arranged between the fixing block and the face screen, the spherical connecting rod comprises a connecting rod fixed at one end of the column body and a spherical block fixed at one end of the connecting rod, the spherical block is in running fit with the back of the rearview mirror, and the two rearview mirrors are respectively positioned at the two sides of the front of the face screen.

The embodiment of the utility model has the following beneficial effects:

according to the embodiment of the utility model, the clamping groove is arranged in the fixed block, the barrel can be rotated and disassembled according to the requirement, the length of the rod body at the two ends of the barrel and the length of the extending or retracting cylinder can be simultaneously adjusted by utilizing the adjusting component, so that the distance between the two rearview mirrors can be better adjusted, the spherical connecting rod is arranged at one end of the cylinder, the direction angle of the rearview mirrors can be manually adjusted according to the eye angle of a user, so that the road condition can be better observed, the application range is wider, and the problem that the existing part of electric vehicles have no rearview mirrors is effectively solved.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic perspective view of a helmet assembly according to one embodiment of the present utility model;

FIG. 2 is a schematic perspective view of a cylinder assembly according to an embodiment of the present utility model;

fig. 3 is a schematic view showing an assembled cross-sectional structure of a first screw according to an embodiment of the present utility model.

Wherein the above figures include the following reference numerals:

helmet 1, face shield 2, fixed block 3, draw-in groove 4, barrel 5, body of rod 6, cylinder 7, connecting rod 8, spherical piece 9, rear-view mirror 10, first bevel gear 11, second bevel gear 12, first screw 13, second screw 14, thread groove 15, dwang 16.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

In order to keep the following description of the embodiments of the present utility model clear and concise, the detailed description of known functions and known components thereof have been omitted.

Referring to fig. 1-3, in this embodiment, there is provided a retractable helmet rearview mirror, comprising: the helmet comprises a helmet 1, a face screen 2 positioned on the front side of the helmet 1, a fixed block 3 fixed above the middle part of the face screen 2, a clamping groove 4 arranged in the middle part of the fixed block 3, a cylinder 5 arranged in the clamping groove 4, rod bodies 6 in sliding fit with the middle parts of two ends of the cylinder 5, and a cylinder 7 in sliding fit with the middle part of one end of the rod body 6;

one end of the column body 7 is fixed with a spherical connecting rod, the periphery of the spherical connecting rod is in rotary fit with a rearview mirror 10, the front surface of the rearview mirror 10 corresponds to the face screen 2, and an adjusting component is arranged among the cylinder body 5, the two rod bodies 6 and the two column bodies 7.

The application of one aspect of the embodiment is: the fixing block 3 is fixed with the upper part of the middle part of the panel 2, then the barrel 5 is clamped into the clamping groove 4, the barrel 5 can be rotated according to the angle requirement when the helmet 1 is taken, then the adjusting component is manually rotated, the two posts 7 simultaneously extend or retract into the two post bodies 6, the two post bodies 6 simultaneously extend or retract into the barrel 5 for length adjustment, finally the direction angle of the two rearview mirrors 10 can be manually adjusted by utilizing the spherical connecting rod according to the eye angle of a user, and therefore the telescopic helmet rearview mirror is used.

Through set up draw-in groove 4 in fixed block 3, can rotate the dismantlement to barrel 5 as required to utilize the length that the body of rod 6 and the cylinder 7 at the 5 both ends of adjusting part can be adjusted simultaneously to stretch out or retract, so that better distance between two rear-view mirror 10 is adjusted, set up spherical connecting rod in cylinder 7 one end, can manually adjust the direction angle of rear-view mirror 10 according to user's gaze angle, so that better to the road conditions observe, application scope is wider, and has effectively solved the problem that current some electric motor car does not have the rear-view mirror.

Referring to fig. 3, the adjusting assembly of the present embodiment includes a rotating rod 16 rotatably engaged with a middle portion of a circumferential side of the cylinder 5, a first bevel gear 11 fixed at one end of the rotating rod 16, a first screw 13 rotatably engaged with the cylinder 5 and screwed with the rod body 6, a second bevel gear 12 fixed at a circumferential side of the first screw 13, two second screws 14 screwed with middle portions of two ends of the first screw 13 respectively, the first bevel gear 11 is engaged with the second bevel gear 12, the rotating rod 16 is located at one side of the fixed block 3, a threaded hole is formed in a middle portion of the rod body 6, the first screw 13 is screwed with the threaded hole, a threaded groove 15 is formed in a middle portion of the first screw 13, the two second screws 14 are screwed with two ends of the threaded groove 15 respectively, and one end of the second screw 14 is fixed with the other end of the cylinder 7. First, the rotating rod 16 is manually rotated, the rotating rod 16 drives the first bevel gear 11 to be meshed with the second bevel gear 12, then the second bevel gear 12 drives the first screw 13 to rotate, at the moment, the two rod bodies 6 at the periphery sides of the two ends of the first screw 13 are in threaded fit with the first screw 13 to extend out of or retract into the cylinder 5, meanwhile, the second screw 14 in the middle of the first screw 13 is in threaded fit with the thread groove 15 in the middle of the first screw 13 to extend out of or retract into the thread groove 15, and then the second screw 14 drives the cylinder 7 to extend out of or retract into the rod bodies 6, so that synchronous extension and retraction of the two rod bodies 6 and the two cylinders 7 are completed, wherein the rod bodies 6, the cylinder 7 and the second screw 14 are in sliding fit, and the first screw 13 is in rotating fit.

Referring to fig. 1-2, a suction cup or double-sided adhesive tape is installed between the fixing block 3 and the front panel 2 in this embodiment, so that the fixing block 3 can be conveniently detached in the later stage, the spherical connecting rod comprises a connecting rod 8 fixed at one end of the column 7, and a spherical block 9 fixed at one end of the connecting rod 8, the spherical block 9 is in running fit with the back of the rearview mirror 10, and the two rearview mirrors 10 are respectively located at two sides of the front panel 2. The spherical blocks 9 and the back surfaces of the rearview mirrors 10 have certain friction force when in rotary fit, and after a user takes the helmet 1, the front surfaces of the two rearview mirrors 10 are positioned on two sides in front of the user for the user to observe the road conditions behind the body.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Claims

1. A retractable helmet rearview mirror, comprising: the helmet comprises a helmet body (1), a face screen (2) positioned on the front side of the helmet body (1), a fixed block (3) fixed above the middle part of the face screen (2), a clamping groove (4) is formed in the middle part of the fixed block (3), a barrel body (5) is arranged in the clamping groove (4), rod bodies (6) are slidably matched with the middle parts of the two ends of the barrel body (5), and a column body (7) is slidably matched with the middle part of one end of each rod body (6);

one end of the column body (7) is fixed with a spherical connecting rod, the periphery of the spherical connecting rod is rotatably matched with a rearview mirror (10), the front surface of the rearview mirror (10) corresponds to the surface screen (2), and an adjusting component is arranged among the column body (5), the two rod bodies (6) and the two column bodies (7).

2. A retractable helmet rearview mirror according to claim 1, wherein the adjusting assembly comprises a rotating rod (16) rotatably fitted in the middle of the circumference of the barrel (5), a first bevel gear (11) fixed to one end of the rotating rod (16), a first screw (13) rotatably fitted in the barrel (5) and screwed with the rod body (6), a second bevel gear (12) fixed to the circumference of the first screw (13), and two second screws (14) screwed in the middle of both ends of the first screw (13).

3. A retractable helmet rearview mirror according to claim 2, wherein the first bevel gear (11) is engaged with the second bevel gear (12), and the rotating lever (16) is located at one side of the fixed block (3).

4. A telescopic helmet rearview mirror according to claim 2, characterized in that the middle part of the rod body (6) is provided with a threaded hole, the first screw (13) is in threaded fit with the threaded hole, the middle part of the first screw (13) is provided with a threaded groove (15), two second screws (14) are respectively in threaded fit with two ends of the threaded groove (15), and one end of each second screw (14) is fixed with the other end of the cylinder (7).

5. A retractable helmet rearview mirror according to claim 1, characterized in that a suction cup or double sided tape is arranged between the fixed block (3) and the face screen (2).

6. A retractable helmet rearview mirror according to claim 1, wherein the spherical connecting rod comprises a connecting rod (8) fixed at one end of the column body (7), and a spherical block (9) fixed at one end of the connecting rod (8), the spherical block (9) is in rotary fit with the back of the rearview mirror (10), and the two rearview mirrors (10) are respectively positioned at two sides of the front of the face screen (2).