CN213962209U - Noise-reduction labor protection earmuff - Google Patents
Noise-reduction labor protection earmuff Download PDFInfo
- Publication number
- CN213962209U CN213962209U CN202022657321.2U CN202022657321U CN213962209U CN 213962209 U CN213962209 U CN 213962209U CN 202022657321 U CN202022657321 U CN 202022657321U CN 213962209 U CN213962209 U CN 213962209U
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- plate
- earmuff
- connecting plate
- intermediate junction
- ear muff
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Abstract
The utility model discloses a fall work protection ear muff of making an uproar, including two ear muff main parts, one side movable mounting of ear muff main part has the connection pivot, the outer end fixed mounting who connects the pivot has the swivelling joint curb plate, the middle activity of swivelling joint curb plate is provided with intermediate junction plate, intermediate junction plate's one end movable mounting has the top connecting plate. The utility model discloses an install the pulling force connection piece, the top connecting plate, the intermediate junction board, swivelling joint curb plate and connection pivot are convenient to fold and are accomodate the ear muff of making an uproar of falling, reduce occupation space, the knapsack inside of being convenient for pack into is accomodate and is carried, and can carry out quick expansion, use after the equipment, wear the outside back of ear with the ear muff at the user of service simultaneously, can carry out rotation regulation to the swivelling joint curb plate after wearing, adjust the angle of wearing of detaching the outside part of ear muff main part, make the person's head of wearing can not feel uncomfortable.
Description
Technical Field
The utility model relates to an ear muff technical field of making an uproar specifically is a work of making an uproar protection ear muff falls.
Background
With the rapid development of social economy, the noise reduction earmuff is an earmuff capable of covering the whole auricle, the noise prevention earmuff consists of two round shell bodies connected by a bow frame, a sound absorption material and a sealing washer are attached to the shell, the whole earmuff is like an earphone, the earmuff is suitable for the environment with higher noise, the sound attenuation can reach 10-30 dB, the earmuff can be used independently or combined with earplugs, and the earmuff is suitable for various ear-shaped people and is convenient to take off and wear; but has stuffy feeling after long-term use.
However, the wearing part of the head of the existing noise reduction earmuffs is integral, so that the earmuffs are large in size, inconvenient to store and not beneficial to daily carrying; therefore, the existing requirements are not met, and a noise reduction labor protection earmuff is provided for the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fall work protection ear muff of making an uproar to the current ear muff head of making an uproar that proposes in solving above-mentioned background art wears the position and is holistic, leads to the ear muff volume great, and is inconvenient to accomodate, is unfavorable for daily carrying the scheduling problem.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fall and make an uproar labor protection ear muff, includes two ear muff main parts, one side movable mounting of ear muff main part has the connection pivot, the outer end fixed mounting who connects the pivot has the swivelling joint curb plate, the activity of the centre of swivelling joint curb plate is provided with intermediate junction plate, intermediate junction plate's one end movable mounting has the top connecting plate.
Preferably, the tensile connecting sheet is fixedly mounted between the top end of the top connecting plate and is made of rubber.
Preferably, the connecting rotating shaft is inserted into the end part fixed inside the earmuff body and provided with a limiting piece, a plurality of balls are uniformly embedded on the surface of one side of the limiting piece, and the limiting piece is connected with the earmuff body through the balls.
Preferably, a connecting rotating shaft penetrates through one end of the middle connecting plate, and two ends of the connecting rotating shaft are movably inserted into the inner side of the rotary connecting side plate.
Preferably, two limit springs are evenly arranged inside one end of the middle connecting plate, a fixed inserting rod is installed at one end of each limit spring in an interactive mode, two limit inserting holes are formed in the even surface of the inner side of the middle connecting plate, and the outer end of the fixed inserting rod is clamped inside the limit inserting holes.
Preferably, the outer side of the earmuff body is fixedly provided with an isolation pad, and a sponge gasket is filled in the isolation pad.
Preferably, two rotary connecting pieces are uniformly arranged at one end of the top connecting plate and the outer side of one end of the middle connecting plate, connecting pins are fixedly arranged at the two ends of each rotary connecting piece and the joint parts of the top connecting plate and the middle connecting plate, and the rotary connecting pieces are connected with the top connecting plate and the middle connecting plate through the connecting pins.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the utility model is used for earmuffs, the middle connecting plate is only needed to rotate around the axis of the connecting rotating shaft connected with the end part and the rotary connecting side plate, so that the other end of the middle connecting plate drives the top connecting plate to rotate for half a circle outwards, then the other end of the middle connecting plate and the top connecting plate connected with the middle connecting plate through the rotary connecting plate and the connecting pin are rotated, so that the top connecting plate rotates to the end part to be attached with the middle connecting plate in the state of being parallel and level with the middle connecting plate, at the moment, the rotary connecting side plate, the middle connecting plate and the top connecting plate are positioned on the same axis, at the moment, the earmuffs are completely opened, a worker can wear the earmuffs, otherwise, when the earmuffs are stored, the top connecting plate and the middle connecting plate only need to be completely reversed to reset, so that the rotary connecting side plate, the middle connecting plate and the top connecting plate are mutually attached with the parallel and level surfaces, the noise reduction earmuffs are convenient to fold and store, are convenient for users to carry and are convenient to assemble and use;
2. the utility model discloses a wear the earmuff main part behind the ear outside at the user of service, can rotate through the swivelling joint curb plate for the swivelling joint curb plate drives the connection pivot and rotates with spacing piece, can adjust the inclination of swivelling joint curb plate, intermediate junction board, top connecting plate and pulling force connection piece, and can adjust the angle of wearing, makes the person's of wearing head can not feel uncomfortable.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
FIG. 2 is a schematic view of the folding and storage of the whole body of the present invention;
fig. 3 is an expanded schematic view of the fixing table of the present invention;
FIG. 4 is an enlarged view of the structure of FIG. 3A according to the present invention;
fig. 5 is a partial structural sectional view of the intermediate connection plate of the present invention.
In the figure: 1. an earmuff body; 2. the side plates are connected in a rotating manner; 3. an intermediate connection plate; 4. a top connection plate; 5. connecting a tension sheet; 6. connecting the rotating shaft; 7. a limiting sheet; 8. fixing the insertion rod; 9. connecting the rotating shaft; 10. rotating the connecting piece; 11. an insulating pad; 12. a limiting spring; 13. and limiting the inserting holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 5, the present invention provides an embodiment: the utility model provides a work of making an uproar protection ear muff falls, includes two ear muff main parts 1, and one side movable mounting of ear muff main part 1 has connection pivot 6, and the outer end fixed mounting of connection pivot 6 has swivelling joint curb plate 2, and the centre activity of swivelling joint curb plate 2 is provided with intermediate junction plate 3, and the one end movable mounting of intermediate junction plate 3 has top connecting plate 4.
Furthermore, a tension connecting sheet 5 is fixedly installed between the top ends of the top connecting plate 4 and the top connecting plate 4, and the tension connecting sheet 5 is made of rubber.
Through adopting above-mentioned technical scheme, the pulling force connection piece 5 of rubber material has fine elastic expansion performance and bending property, makes things convenient for the ear muff whole to accomodate folding or expand.
Further, connect pivot 6 to peg graft and have spacing piece 7 at the inside tip fixed mounting of ear muff main part 1, a plurality of ball is evenly installed to one side surface of spacing piece 7 the inlaying, and spacing piece 7 passes through the ball with ear muff main part 1 and is connected.
Through adopting above-mentioned technical scheme, the ball can separate spacing piece 7 and earmuff main part 1, reduces spacing piece 7 and earmuff main part 1's frictional resistance, conveniently connects pivot 6 and carries out the free rotation, adjusts the position, the angle of swivelling joint curb plate 2.
Furthermore, one end of the middle connecting plate 3 is provided with a connecting rotating shaft 9 in a penetrating way, and two ends of the connecting rotating shaft 9 are movably inserted into the inner side of the rotary connecting side plate 2.
Through adopting above-mentioned technical scheme, connect pivot 9 and conveniently connect fixedly to intermediate junction plate 3, and do not influence intermediate junction plate 3's free rotation, intermediate junction plate 3 adjustment state of being convenient for is accomodate or is expanded.
Further, the inside two spacing springs 12 that evenly are provided with of one end of intermediate junction plate 3, fixed plug rod 8 is installed in the one end interaction of spacing spring 12, and the inboard even surface of intermediate junction plate 3 is provided with two spacing spliced eyes 13, and the outer end joint of fixed plug rod 8 is inside spacing spliced eye 13.
Through adopting above-mentioned technical scheme, spacing spliced eye 13 can restrict the fixed peg 8 of 3 tip of intermediate junction plates of rotation axis, and fixed peg 8 after being restricted can avoid intermediate junction plate 3 to appear rocking.
Further, the outer side of the earmuff body 1 is fixedly provided with an isolation pad 11, and the isolation pad 11 is filled with a sponge gasket.
Through adopting above-mentioned technical scheme, fill and to slow down earmuff main part 1 and the facial extrusion force degree of people when wearing at the cotton cushion ring that contains of 11 temples on the isolation pad, improve people's comfort level.
Further, two rotary connecting pieces 10 are evenly arranged at one end of the top connecting plate 4 and the outer side of one end of the middle connecting plate 3, connecting pins are fixedly arranged at the two ends of each rotary connecting piece 10, the positions, attached to the top connecting plate 4 and the middle connecting plate 3, of each rotary connecting piece, and the rotary connecting pieces 10 are connected with the top connecting plate 4 and the middle connecting plate 3 through the connecting pins.
Through adopting above-mentioned technical scheme, swivelling joint piece 10 and connecting pin are connected top connecting plate 4 and intermediate junction board 3 for top connecting plate 4 and intermediate junction board 3's tip can carry out free rotation and can not separate each other.
The working principle is as follows: when the earmuff is used, the middle connecting plate 3 is only required to rotate around the axis of the connecting rotating shaft 9 connected with the end part and the rotary connecting side plate 2 of the middle connecting plate 3, so that the other end of the middle connecting plate 3 drives the top connecting plate 4 to rotate for a half circle towards the outer side, then the other end of the middle connecting plate 3 and the top connecting plate 4 connected with the middle connecting plate through the rotary connecting plate 10 and the connecting pin rotate, so that the top connecting plate 4 rotates to the end part to be attached to the middle connecting plate 3 in the original state of being parallel and level with the middle connecting plate 3, at the moment, the rotary connecting side plate 2, the middle connecting plate 3 and the top connecting plate 4 are positioned on the same axis, the earmuff is completely opened at the moment, a worker can wear the earmuff, otherwise, the earmuff is only required to completely reverse to reset so that the rotary connecting side plate 2, Intermediate junction plate 3 and top connecting plate 4 carry out the parallel and level face again each other with the face laminating can, the convenience is folded the earmuff of making an uproar and is accomodate, facilitates the user of service and carries, the equipment of being convenient for is used.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (7)
1. The utility model provides a work of making an uproar protects earmuff falls, includes two earmuff main parts, its characterized in that: one side movable mounting of ear muff main part has the connection pivot, the outer end fixed mounting who connects the pivot has the swivelling joint curb plate, the middle activity of swivelling joint curb plate is provided with intermediate junction plate, intermediate junction plate's one end movable mounting has the top connecting plate.
2. The noise reducing labor protecting earmuff of claim 1, wherein: the middle of the top ends of the top connecting plate and the top connecting plate is fixedly provided with a tension connecting sheet, and the tension connecting sheet is made of rubber.
3. The noise reducing labor protecting earmuff of claim 1, wherein: the connecting rotating shaft is inserted into the end part fixed inside the earmuff body, a limiting piece is fixedly arranged at the end part inside the earmuff body, a plurality of balls are uniformly embedded and arranged on the surface of one side of the limiting piece, and the limiting piece is connected with the earmuff body through the balls.
4. The noise reducing labor protecting earmuff of claim 1, wherein: and a connecting rotating shaft penetrates through one end part of the middle connecting plate, and two ends of the connecting rotating shaft are movably inserted into the inner side of the rotary connecting side plate.
5. The noise reducing labor protecting earmuff of claim 1, wherein: the utility model discloses a fixing device for the plug-in connection of a motor, including intermediate junction plate, fixed spliced pole, intermediate junction plate's one end is inside evenly to be provided with two spacing springs, fixed spliced pole's one end interactive installation has fixed spliced pole, the inboard even surface of intermediate junction plate is provided with two spacing spliced holes, the outer end joint of fixed spliced pole is inside spacing spliced hole.
6. The noise reducing labor protecting earmuff of claim 1, wherein: the earmuff main body is placed in the outer side and fixedly provided with an isolation pad, and a sponge gasket is filled in the isolation pad.
7. The noise reducing labor protecting earmuff of claim 1, wherein: two rotary connecting pieces are uniformly arranged at one end of the top connecting plate and the outer side of one end of the middle connecting plate, connecting pins are fixedly arranged at the two ends of each rotary connecting piece and the joint parts of the top connecting plate and the middle connecting plate, and the rotary connecting pieces are connected with the top connecting plate and the middle connecting plate through the connecting pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657321.2U CN213962209U (en) | 2020-11-17 | 2020-11-17 | Noise-reduction labor protection earmuff |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022657321.2U CN213962209U (en) | 2020-11-17 | 2020-11-17 | Noise-reduction labor protection earmuff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213962209U true CN213962209U (en) | 2021-08-17 |
Family
ID=77263784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022657321.2U Active CN213962209U (en) | 2020-11-17 | 2020-11-17 | Noise-reduction labor protection earmuff |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213962209U (en) |
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2020
- 2020-11-17 CN CN202022657321.2U patent/CN213962209U/en active Active
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