CN111163389A

CN111163389A - Head-mounted noise reduction equipment for metallurgy

Info

Publication number: CN111163389A
Application number: CN202010121794.2A
Authority: CN
Inventors: 不公告发明人
Original assignee: Jiaozhou Ougui Metal Products Co Ltd
Current assignee: Anhui Zhimagnetic New Material Technology Co Ltd
Priority date: 2020-02-26
Filing date: 2020-02-26
Publication date: 2020-05-15
Anticipated expiration: 2040-02-26
Also published as: CN111163389B; JP2021133229A

Abstract

The invention discloses head-wearing noise reduction equipment for metallurgy, which comprises a top cover plate, wherein a top cavity with a downward opening is arranged in the lower end surface of the top cover plate, a clamping mechanism is arranged on the lower side of the top cover plate, the clamping mechanism comprises a threaded shaft rotatably arranged in the upper end wall of the top cavity, the upper end of the threaded shaft penetrates through the upper end surface of the top cover plate and is fixedly provided with a rotary table, a threaded block is connected to the threaded shaft in a threaded manner, and two support plates are symmetrically and fixedly arranged on the left side and the right side of the lower end surface of the top cover plate. The adaptability is better.

Description

Head-mounted noise reduction equipment for metallurgy

Technical Field

The invention relates to the field of metallurgy, in particular to head-mounted noise reduction equipment for metallurgy.

Background

The metallurgical technology has a long history and is widely applied, but in the metallurgical process, a plurality of problems are often accompanied, wherein huge noise is a problem which greatly influences the health of metallurgical workers, the existing solution is mostly solved by wearing sound insulation earphones, but the sound insulation earphones worn by the user are often single in-ear type earphones or ear belt type earphones, bacteria breeding and even ear hole inflammation can be caused by wearing the in-ear type earphones for a long time, and ear burden can be increased and even ear pain can be caused by wearing the ear belt type earphones for a long time.

Disclosure of Invention

The invention aims to provide metallurgical head-wearing noise reduction equipment, which overcomes the problem that bad results are generated when a single earphone is worn for a long time in the metallurgical process.

The invention is realized by the following technical scheme.

The invention relates to head-wearing noise reduction equipment for metallurgy, which comprises a top cover plate, wherein a top cavity with a downward opening is arranged in the lower end surface of the top cover plate, a clamping mechanism is arranged on the lower side of the top cover plate and comprises a threaded shaft rotatably arranged in the upper end wall of the top cavity, the upper end of the threaded shaft penetrates through the upper end surface of the top cover plate and is fixedly provided with a turntable, a threaded block is connected with the threaded shaft in a threaded manner, two support plates are fixedly arranged on the lower end surface of the top cover plate in a bilateral symmetry manner, a movement cavity with an opening facing the threaded block is arranged in the end surface of each support plate close to the threaded block, a movement block is arranged in the movement cavity in a sliding manner, a sponge block is fixedly arranged on the end surface of each movement block close to the threaded block, when the threaded block ascends, the two movement blocks can be, the sponge block can be clamped on the head of a user through two sponge blocks which are close to each other;

the backup pad downside is equipped with the mechanism of making an uproar of falling, it includes the earmuff piece to fall the mechanism of making an uproar, the earmuff piece is close to the fixed soft packing ring that is equipped with of terminal surface of screw thread piece, the earmuff piece is close to be equipped with the opening court in the terminal surface of screw thread piece the chamber of accomodating of screw thread piece, it keeps away from to accomodate the chamber the fixed flexible controller that is equipped with of terminal surface of screw thread piece, flexible controller control has the telescopic link, the telescopic link is close to the fixed piece that inserts that is equipped with of one end of screw thread piece, it has the earplug to insert the piece interpolation, through the earplug inserts.

Preferably, clamping mechanism is still including fixed setting the locating piece on the motion piece up end, the terminal surface rotates before the locating piece and is equipped with first rotation axis, the fixed connecting rod that is equipped with on the first rotation axis, the fixed block that is equipped with of screw thread piece left and right sides terminal surface symmetry, the terminal surface rotates before the fixed block and is equipped with the second rotation axis, the second rotation axis with connecting rod fixed connection, the motion piece is kept away from the terminal surface of screw thread piece with the motion chamber is kept away from be connected with pressure spring between the end wall of screw thread piece.

Preferably, the noise reduction mechanism further comprises a supporting block fixedly arranged on the lower end face of the supporting plate, a moving cavity with a downward opening is arranged in the lower end face of the supporting block, an electromagnet is fixedly arranged on the end wall of the moving cavity close to the threaded block, an expansion spring is fixedly arranged on the end wall of the moving cavity far away from the threaded block, a moving block slidably connected with the moving cavity is fixedly arranged at one end of the expansion spring close to the threaded block, an iron block is fixedly arranged on the moving block, a fixing rod is fixedly arranged on the lower end face of the moving block, and the fixing rod is fixedly connected with the earmuff block.

Preferably, the earplug is replaceable.

The invention has the beneficial effects that: the in-ear earphone and the ear belt earphone are combined together, different sound insulation methods adopted by the two earphones can be switched at regular time in the metallurgical process, the wearing method is carried out alternately, so that the ears of a user can rest, no excessive burden is caused even if the user wears the earphones for a long time, meanwhile, the clamping can be freely adjusted according to the size of the head of the user, and the adaptability is good.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the embodiment of the present invention at A in FIG. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-2, wherein for ease of description the orientations described hereinafter are now 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.

With reference to fig. 1-2, the metallurgical wear-type noise reduction device includes a top cover plate 10, a top cavity 11 with a downward opening is disposed in a lower end face of the top cover plate 10, a clamping mechanism 70 is disposed on a lower side of the top cover plate 10, the clamping mechanism 70 includes a threaded shaft 13 rotatably disposed in an upper end wall of the top cavity 11, an upper end of the threaded shaft 13 penetrates through an upper end face of the top cover plate 10 and is fixedly provided with a rotary disc 12, a threaded block 14 is connected to the threaded shaft 13 in a threaded manner, two support plates 30 are fixedly disposed on a lower end face of the top cover plate 10 in a bilateral symmetry manner, a movement cavity 25 with an opening facing the threaded block 14 is disposed in an end face of the support plate 30 close to the threaded block 14, a movement block 28 is slidably disposed in the movement cavity 25, a sponge block 29 is fixedly disposed on an end face of the movement block 28 close to the threaded, the two motion blocks 28 can be driven to mutually approach, the two sponge blocks 29 move along with the motion blocks 28, and the two sponge blocks 29 which are mutually approached can be clamped on the head of a user;

the utility model discloses a flexible controller 31, including screw block 14, earflap piece 42, flexible controller 31, telescopic controller 31 control has telescopic link 41, telescopic link 41 is close to the fixed piece 39 that inserts that is equipped with of one end of screw block 14, insert the piece 39 interpolation and have earplug 40, through earplug 40 insert the earhole or soft washer 38 covers whole ear and can both play the noise reduction effect, the mechanism 71 of making an uproar falls in backup pad 30 downside, the earflap piece 43 is close to the fixed soft washer 38 that is equipped with of terminal surface of screw block 14, earflap piece 43 is close to be equipped with the opening court in the terminal surface of screw block 14 the chamber 42 of accomodating of screw block 14, it keeps away from to accomodate the chamber 42 the fixed flexible controller 31 that is equipped with of terminal surface of.

Advantageously, the clamping mechanism 70 further comprises a positioning block 22 fixedly arranged on the upper end face of the moving block 28, a first rotating shaft 21 is rotatably arranged on the front end face of the positioning block 22, a connecting rod 19 is fixedly arranged on the first rotating shaft 21, fixing blocks 15 are symmetrically and fixedly arranged on the left and right end faces of the threaded block 14, a second rotating shaft 16 is rotatably arranged on the front end face of the fixing block 15, the second rotating shaft 16 is fixedly connected with the connecting rod 19, and a pressure spring 27 is connected between the end face of the moving block 28 far away from the threaded block 14 and the end wall of the moving cavity 25 far away from the threaded block 14.

Beneficially, the noise reduction mechanism 71 further includes a supporting block 23 fixedly disposed on the lower end surface of the supporting plate 30, a moving cavity 36 with a downward opening is disposed in the lower end surface of the supporting block 23, an electromagnet 37 is fixedly disposed on the end wall of the moving cavity 36 close to the screw block 14, an expansion spring 33 is fixedly disposed on the end wall of the moving cavity 36 far from the screw block 14, a moving block 34 slidably connected to the moving cavity 36 is fixedly disposed on one end of the expansion spring 33 close to the screw block 14, an iron block 35 is fixedly disposed on the moving block 34, a fixing rod 32 is fixedly disposed on the lower end surface of the moving block 34, and the fixing rod 32 is fixedly connected to the ear shield block 43.

Advantageously, the earplug 40 is replaceable.

In the initial state, the compression spring 27 is in a compressed state, and the extension spring 33 is in a normal state.

The invention is manually put on the head, so that the two earplugs 40 are aligned with the two ear holes of a user, the rotary disc 12 is manually rotated to drive the threaded shaft 13 to rotate, the threaded shaft 13 is connected with the thread block 14 through the thread, the thread block 14 is driven to ascend, the thread block 14 pulls the two moving blocks 28 to approach each other through the connecting rod 19, the pressure spring 27 is stretched, the two sponge blocks 29 also approach each other along with the movement of the two moving blocks 28, and the two sponge blocks 29 are clamped on the head of the user;

in metallurgy, the electromagnet 37 is powered on, the attraction iron block 35 is close to the electromagnet, the extension spring 33 is stretched, the ear muff block 43 moves towards the thread block 14 to drive the earplug 40 to be inserted into the ear hole of a user to reduce noise, after a period of time, the extension controller 31 is started to control the extension rod 41 to move towards the containing cavity 42 to drive the earplug 40 to be pulled out from the ear hole and to be contained in the containing cavity 42, under the attraction effect of the electromagnet 37, the two soft gaskets 38 continue to be close to each other, the soft gaskets 38 cover the ears of the user completely for reducing noise, after a period of time, the extension controller 31 works to control the extension rod 41 to extend out of the containing cavity 42, the earplug 40 continues to be inserted into the ear hole of the user to reduce noise and push the soft gaskets 38 away from the ears, and the operation is repeated, and the.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a metallurgical wear-type noise reduction equipment, includes the top apron, its characterized in that: a top cavity with a downward opening is arranged in the lower end face of the top cover plate, a clamping mechanism is arranged on the lower side of the top cover plate, the clamping mechanism comprises a threaded shaft which is rotatably arranged in the upper end wall of the top cavity, the upper end of the threaded shaft penetrates through the upper end surface of the top cover plate and is fixedly provided with a rotary table, the threaded shaft is in threaded connection with a threaded block, the lower end face of the top cover plate is fixedly provided with two supporting plates in bilateral symmetry, a moving cavity with an opening facing the thread block is arranged in the end surface of the supporting plate close to the thread block, a moving block is arranged in the moving cavity in a sliding manner, a sponge block is fixedly arranged on the end surface of the moving block close to the thread block, when the thread block ascends, the two motion blocks can be driven to mutually approach, the two sponge blocks move along with the motion blocks, and the two sponge blocks which are mutually close can be clamped on the head of a user;

2. The metallurgical head-mounted noise reduction device according to claim 1, wherein: clamping mechanism still is including fixed setting the locating piece on the motion piece up end, the terminal surface rotates before the locating piece and is equipped with first rotation axis, the fixed connecting rod that is equipped with on the first rotation axis, the fixed block that is equipped with of screw thread piece left and right sides terminal surface symmetry, the terminal surface rotates before the fixed block and is equipped with the second rotation axis, the second rotation axis with connecting rod fixed connection, the motion piece is kept away from the terminal surface of screw thread piece with the motion chamber is kept away from be connected with pressure spring between the end wall of screw thread piece.

3. A metallurgical head-mounted noise reduction device according to claim 2, wherein: the noise reduction mechanism further comprises a supporting block fixedly arranged on the lower end face of the supporting plate, a moving cavity with a downward opening is arranged in the lower end face of the supporting block, the moving cavity is close to an end wall of the threaded block, an electromagnet is fixedly arranged on the end wall of the threaded block, the moving cavity is far away from an expansion spring fixedly arranged on the end wall of the threaded block, the expansion spring is close to one end of the threaded block, a moving block connected with the moving block in a sliding mode is fixedly arranged on the moving block, an iron block is fixedly arranged on the moving block, a fixing rod is fixedly arranged on the lower end face of the moving block.

4. The metallurgical head-mounted noise reduction device according to claim 1, wherein: the earplug is replaceable.