CN110262061B

CN110262061B - Anti-impact glasses

Info

Publication number: CN110262061B
Application number: CN201910317995.7A
Authority: CN
Inventors: 毛丹洋
Original assignee: Jiangsu Hongxu Desheng Technology Co ltd
Current assignee: JIANGSU HONGXU DESHENG TECHNOLOGY Co.,Ltd.
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-12-08
Anticipated expiration: 2039-04-19
Also published as: CN110262061A

Abstract

The invention discloses an anti-impact glasses, which comprises a front and a back symmetrical glasses frame, wherein an anti-drop device is connected on the glasses frame in a sliding manner, a rotary groove is arranged at the tail end of the left end of the glasses frame, and a chain rod controlled by the anti-drop device is connected in the rotary groove in a rotating manner; the invention has simple structure, adopts double protection working modes to improve the fault tolerance rate of equipment, uses the head-wearing type protective glasses to avoid the trouble of hand-held operation, and is provided with an anti-drop and buffer structure to ensure the stability.

Description

Anti-impact glasses

Technical Field

The invention relates to the technical field of labor protection articles, in particular to impact-resistant glasses.

Background

The method for polishing the hard surface comprises mechanical impact beating and laser cutting, and the method can cause damage to the glasses of an operator. The traditional mode is to wear a mask, but the mask needs to be held by one hand, the operation is inconvenient, and when the mask is sputtered by large particles, the mask can only avoid contact but cannot remove force. The present invention sets forth a device that solves the above problems.

Disclosure of Invention

The object of the present invention is to provide an impact-resistant spectacle which overcomes the drawbacks of the prior art.

According to the invention, the anti-impact glasses comprise a front and back symmetrical glasses frame, an anti-drop device is connected on the glasses frame in a sliding manner, a rotating groove is arranged at the tail end of the left end of the glasses frame, a chain rod controlled by the anti-drop device is connected in the rotating groove in a rotating manner, a buffer block is arranged at the right end of the glasses frame, a buffer cavity connected with the glasses frame in a sliding manner is arranged in the buffer block, a resistance spring is connected between the right side of the buffer block and the inner wall of the right side of the buffer cavity, a push ring for controlling the anti-drop device is arranged on the end surface of the left end of the buffer block, a groove is arranged on the end surface of the right end of the buffer block, a fixed shaft is connected in the groove in a rotating manner, a connecting block is arranged on the fixed shaft, a glasses frame is arranged, a switching device is arranged in the switch cavity, rubber gaskets are arranged on the outer sides of the mirror frames in a surrounding manner, and nose frames are fixedly connected between the mirror frames; the glasses frame is placed on ears, different protection working modes of the equipment are realized by the switching device, the force is relieved by the sliding of the buffer block on the glasses frame, and the equipment is stabilized by the anti-falling device.

Preferably, the anti-falling device comprises a translation ring which is connected with the spectacle frame in a sleeved mode, a through hole which is communicated from left to right is formed in the translation ring, limiting blocks which are connected with the mirror bracket in a sliding way and are symmetrical front and back are arranged in the through hole, slide ways which are symmetrical downwards are communicated with the inner wall of the through hole, a rack is connected in the slideway in a sliding way, an abutting plate is arranged at the end of the rack close to the symmetrical center, a compression spring is connected between the side of the abutting plate far away from the symmetrical center and the inner wall of the through hole, the inner wall of the front end of the slideway at the lower end is communicated with a transmission cavity, a transmission shaft is rotatably connected in the transmission cavity, a gear which is meshed with the rack for transmission is arranged on the transmission shaft, a take-up pulley positioned at the right end of the gear is arranged on the transmission shaft, a wire outlet hole is communicated with the inner wall of the left end of the transmission cavity, and a rope is connected among the take-up pulley, the wire outlet hole and the chain rod; the thickness of the mirror bracket is reduced, the rack moves to the symmetrical center side through the elastic recovery of the compression spring, and the chain rod is pulled to wrap the ear root part through meshing transmission.

Preferably, the switching device comprises a driving shaft which is rotatably connected with the front inner wall and the rear inner wall of the switch cavity and penetrates through the two mirror frames, a rotating button is arranged on the driving shaft and is positioned at the side of the mirror frames far away from the symmetrical center, a rotating rod positioned in the mirror frames is arranged on the driving shaft, an arc-shaped rod which is abutted against the rotating rod and is symmetrical with the center is rotatably connected in the switch cavity, a sliding rod is slidably connected with the inner wall of the bottom end of the switch cavity, a roller which is abutted against the arc-shaped rod is rotatably connected on the sliding rod, a reset spring is connected between the lower side of the roller and the inner wall of the bottom end of the switch cavity; the up-and-down movement of the filter plate is switched by rotating the knob, so that the protection mode is changed.

The invention has the beneficial effects that: the invention has simple structure and convenient operation, changes the hand-held mask type into the wearable protective glasses, vacates the convenient processing of an operator, is provided with different protective working modes under the mechanical processing and laser processing conditions, ensures the eye protection capability, and simultaneously is additionally provided with the buffer device to weaken the impact force of flying particles on eyes.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view of the overall structure of an impact-resistant eyewear in accordance with the present invention;

FIG. 2 is a schematic view of the structure "A-A" of FIG. 1;

FIG. 3 is a schematic structural view of "B-B" of FIG. 1;

FIG. 4 is a schematic view of the structure "C-C" of FIG. 3; .

Detailed Description

The invention will now be described in detail with reference to fig. 1-4, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

According to the invention, the anti-impact glasses comprise a front and back symmetrical glasses frame 11, an anti-drop device 901 is connected on the glasses frame 11 in a sliding manner, a rotating groove 12 is arranged at the tail end of the left end of the glasses frame 11, a chain rod 13 controlled by the anti-drop device 901 is connected in the rotating groove 12 in a rotating manner, a buffer block 16 is arranged at the right end of the glasses frame 11, a buffer cavity 17 connected with the glasses frame 11 in a sliding manner is arranged in the buffer block 16, a resistance spring 18 is connected between the right side of the buffer block 16 and the inner wall of the right side of the buffer cavity 17, a push ring 15 for controlling the anti-drop device 901 is arranged at the left end face of the buffer block 16, a groove 20 is arranged at the right end face of the buffer block 16, a fixed shaft 19 is connected in the groove 20 in a rotating manner, a connecting block 22 is arranged on the fixed shaft 19, a, a transparent plate 45 is arranged in the observation cavity 39, a switch cavity 38 is arranged at the upper end of the observation cavity 39, a switching device 902 is arranged in the switch cavity 38, rubber gaskets 35 distributed in a surrounding manner are arranged on the outer sides of the glasses frames 21, and a nose frame 40 is fixedly connected between the glasses frames 21; the frame 11 is placed on the ear, different protection working modes of the device are realized by the switching device 902, the force is relieved by the sliding of the buffer block 16 on the frame 11, and the device is stabilized by the falling-off prevention device 901.

Advantageously, the anti-falling device 901 includes a translation ring 27 in sleeve connection with the lens holder 11, a through hole 28 passing through the translation ring 27 from left to right is provided in the translation ring 27, a limiting block 29 in sliding connection with the lens holder 11 and symmetrical from front to back is provided in the through hole 28, the inner wall of the through hole 28 is communicated with a slide way 24 symmetrical from bottom to bottom, a rack 23 is slidably connected in the slide way 24, an abutting plate 26 is provided at the end of the rack 23 close to the symmetrical center, a compression spring 25 is connected between the side of the abutting plate 26 far from the symmetrical center and the inner wall of the through hole 28, a transmission cavity 33 is provided at the inner wall of the front end of the slide way 24 at the lower end, a transmission shaft 31 is rotatably connected in the transmission cavity 33, a gear 32 engaged with the rack 23 is provided on the transmission shaft 31, a take-up pulley 30 located at, a rope 14 is connected between the take-up pulley 30, the wire outlet hole 34 and the chain bar 13; the thickness of the mirror bracket 11 is reduced, the rack 23 moves to the symmetrical center side through the elastic recovery of the compression spring 25, and the chain bar 13 is pulled to wrap the ear root part through the meshing transmission.

Beneficially, the switching device 902 includes a driving shaft 36 rotatably connected to the front and rear inner walls of the switch chamber 38 and penetrating through the two mirror frames 21, a rotating button 37 is disposed on the driving shaft 36 and located on the side of the mirror frame 21 away from the center of symmetry, a rotating rod 47 is disposed on the driving shaft 36 and located in the mirror frame 21, an arc-shaped rod 46 which abuts against the rotating rod 47 and is centrosymmetric is rotatably connected to the switch chamber 38, a sliding rod 42 is slidably connected to the inner wall of the bottom end of the switch chamber 38, a roller 41 which abuts against the arc-shaped rod 46 is rotatably connected to the sliding rod 42, a return spring 43 is connected between the lower side of the roller 41 and the inner wall of the bottom end of the switch chamber 38, and a filter plate 44 is disposed on the sliding; the up and down movement of the filter plate 44 is switched by rotating the knob 37, and the shielding mode is changed.

In the initial state, the filter plate 44 is located at the position of the observation cavity 39 close to the inner wall of the top end, the rotating rod 47 is not abutted to the arc-shaped rod 46, the resistance spring 18 is freely unfolded, and the abutting plate 26 and the limiting block 29 are both attached to the spectacle frame 11 to slide, so that the chain rod 13 freely falls.

According to the processing mode, if the laser cutting is performed, the rotating button 37 is rotated to a quarter circle, the rotating rod 47 is abutted against the arc-shaped rod 46, the roller 41 is pushed to move downwards, the filter plate 44 moves downwards to cover the transparent plate 45 through the sliding rod 42, light rays are refracted and filtered, if the mechanical cutting is performed, the operation is not needed, the spectacle frame 11 is worn on ears, the rubber gasket 35 covers eyes, the cutting work is normally performed, when large particles are impacted, the buffer block 16 slides on the spectacle frame 11 and the elastic characteristic of the resistance spring 18 buffers impact force, meanwhile, the push ring 15 on the buffer block 16 pushes the translation ring 27 to move left, as the thickness of the spectacle frame 11 is gradually thinned, the rack 23 moves to the symmetrical center end due to the elastic recovery of the compression spring 25, the rack 23 at the lower end rotates the gear 32 anticlockwise through meshing transmission, the take-up wheel 30 is driven by the transmission shaft 31 to shrink the rope 14, so that the rope, and (5) reinforcing.

After the work is finished, the elastic recovery of the resistance spring 18 pushes the buffer block 16 to move rightwards, so that the translation ring 27 moves rightwards and extrudes the compression spring 25, the work can be carried out again when the next impact is carried out, and meanwhile, the take-up pulley 30 rotates reversely to loosen the rope 14, so that the chain rod 13 freely falls.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. An anti-impact glasses comprises a front and back symmetrical glasses frame, an anti-drop device is connected to the glasses frame in a sliding mode, a rotating groove is formed in the tail end of the left end of the glasses frame, a chain rod controlled by the anti-drop device is connected in the rotating groove in a rotating mode, a buffer block is arranged at the right end of the glasses frame, a buffer cavity connected with the glasses frame in a sliding mode is arranged in the buffer block, a resistance spring is connected between the right side of the buffer block and the inner wall of the right side of the buffer cavity, a push ring for controlling the anti-drop device is arranged on the end face of the left end of the buffer block, a groove is formed in the end face of the right end of the buffer block, a fixed shaft is connected in the groove in a rotating mode, a connecting block is arranged on the fixed shaft, a glasses frame is arranged on the, a switching device is arranged in the switch cavity, rubber gaskets are arranged on the outer sides of the mirror frames in a surrounding manner, and nose frames are fixedly connected between the mirror frames; the spectacle frame is placed on ears, different protection working modes of equipment are realized by using the switching device, the force is relieved by using the sliding of the buffer block on the spectacle frame, and the equipment is stabilized by the anti-falling device;

the anti-falling device comprises a translation ring which is in sleeve connection with the spectacle frame, a through hole which is communicated from left to right is arranged in the translation ring, limiting blocks which are connected with the mirror bracket in a sliding way and are symmetrical front and back are arranged in the through hole, slide ways which are symmetrical downwards are communicated with the inner wall of the through hole, a rack is connected in the slideway in a sliding way, an abutting plate is arranged at the end of the rack close to the symmetrical center, a compression spring is connected between the side of the abutting plate far away from the symmetrical center and the inner wall of the through hole, the inner wall of the front end of the slideway at the lower end is communicated with a transmission cavity, a transmission shaft is rotatably connected in the transmission cavity, a gear which is meshed with the rack for transmission is arranged on the transmission shaft, a take-up pulley positioned at the right end of the gear is arranged on the transmission shaft, a wire outlet hole is communicated with the inner wall of the left end of the transmission cavity, and a rope is connected among the take-up pulley, the wire outlet hole and the chain rod; the thickness of the spectacle frame is reduced, the rack moves to the symmetrical center side through the elastic recovery of the compression spring, and the chain rod is pulled to wrap the lug root part through meshing transmission;

the switching device comprises a driving shaft which is rotatably connected with the front inner wall and the rear inner wall of the switch cavity and penetrates through the two mirror frames, a rotating button which is positioned on the side of the mirror frames away from the symmetrical center is arranged on the driving shaft, a rotating rod which is positioned in the mirror frames is arranged on the driving shaft, an arc-shaped rod which is butted with the rotating rod and is centrosymmetric is rotatably connected in the switch cavity, the inner wall of the bottom end of the switch cavity is slidably connected with a sliding rod, a roller which is butted with the arc-shaped rod is rotatably connected on the sliding rod, a reset spring is connected between the lower side of the roller and the inner wall of the bottom end of the switch cavity; the up-and-down movement of the filter plate is switched by rotating the knob, so that the protection mode is changed.