CN216122809U

CN216122809U - Connecting structure of sliding arm and earmuff and headset

Info

Publication number: CN216122809U
Application number: CN202120976911.3U
Authority: CN
Inventors: 曾军
Original assignee: Minami Electroacoustic Co Ltd
Current assignee: Minami Electroacoustic Co Ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2022-03-22
Anticipated expiration: 2031-05-08

Abstract

The application provides a connection structure and headphone of cursor slide and earlap, set up the axle sleeve through integrated into one piece on the cursor slide, set up the pivot on the earlap, because axle sleeve and cursor slide integral type, during the use, directly cup joint the pivot in the axle sleeve, can connect cursor slide and earlap, the realization need not assemble the axle sleeve earlier, go to assemble the cursor slide again, thereby save the process of equipment axle sleeve, in order to practice thrift the cost of labor, improve assembly efficiency, has simple structure and assembles simple and convenient advantage.

Description

Connecting structure of sliding arm and earmuff and headset

Technical Field

The utility model belongs to the technical field of headphone, concretely relates to connection structure and headphone of wiper arm and earlap.

Background

In the operation flow of the existing headset production workshop, the common assembling process of the earmuffs and the sliding arms is as follows: firstly, the shaft is sleeved on the sliding arm and fixed through the pin, then the earshell main body is assembled, and the rotating shaft on the earshell is additionally arranged on the shaft sleeve. The problems of complex structure and complex assembly exist.

SUMMERY OF THE UTILITY MODEL

This application is complicated, the loaded down with trivial details technical problem of equipment in order to solve prior art earlap and slide arm structure, and this application provides a connection structure of slide arm and earlap.

It is another object of the present application to provide a headset.

This application adopts following scheme, a connection structure of forearm and auricle, including pivot and the axle sleeve of integrated into one piece on the forearm on locating the auricle, the pivot can be overlapped and is located in order to make on the axle sleeve the auricle with form the connection between the forearm.

According to the connecting structure of the sliding arm and the ear shell, the shaft sleeve is provided with the shaft hole;

the rotating shaft is inserted in the shaft hole and can rotate in the shaft hole relative to the shaft sleeve.

According to the connecting structure of the sliding arm and the earmuff, the anti-falling mechanism for preventing the rotating shaft from falling off the shaft hole is arranged between the rotating shaft and the shaft sleeve.

A connecting structure of a sliding arm and an earshell as described above, the anti-falling mechanism includes:

the anti-falling groove is formed in the side wall of the end, extending into the shaft hole, of the rotating shaft;

the anti-falling hole is formed in the shaft sleeve and communicated with the shaft hole;

and one end of the anti-falling part extends into the anti-falling groove after entering the shaft hole from the anti-falling hole.

In the connection structure of the sliding arm and the earmuff, the anti-drop groove extends along the circumferential direction of the rotating shaft.

According to the connecting structure of the sliding arm and the earmuff, the angle limiting mechanism used for limiting the rotating angle of the rotating shaft relative to the shaft sleeve is arranged between the rotating shaft and the shaft sleeve.

According to the connecting structure of the sliding arm and the earmuff, the angle limiting mechanism comprises the limiting guide groove which is arranged at the bottom of the shaft hole and is arc-shaped, and the limiting protrusion which is arranged at the end part of the rotating shaft and is in sliding fit with the limiting guide groove.

According to the connecting structure of the sliding arm and the earshell, the earshell wire passing hole communicated with the earshell is formed in the rotating shaft, and the sliding arm wire passing hole communicated with the earshell wire passing hole is formed in the shaft sleeve.

According to the connecting structure of the sliding arm and the earshell, the rotating shaft is integrally formed on the earshell.

A headset comprises the connecting structure of the sliding arm and the earshell.

Compared with the prior art, the beneficial effects of this application are as follows:

the application provides a connection structure of sliding arm and earlap sets up the axle sleeve through integrated into one piece on the sliding arm, sets up the pivot on the earlap, because axle sleeve and sliding arm integral type, during the use, directly cup joint the pivot in the axle sleeve, can connect sliding arm and earlap, realize not needing earlier equipment axle sleeve, go to assemble the sliding arm again to save the process of equipment axle sleeve, in order to practice thrift the cost of labor, improve assembly efficiency, have simple structure and the simple and convenient advantage of equipment.

The application provides a headphone, headphone both sides all are provided with the connection structure of sliding arm and earlap, and during the earphone assembly, only need peg graft the earlap on the sliding arm, insert the axle sleeve with the pivot in, can realize that earlap and sliding arm are connected, realize not needing earlier the technology of equipment axle sleeve and sliding arm to save the process of equipment pivot, thereby practice thrift the cost of labor.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings used in the description of the embodiments will be briefly introduced below.

Fig. 1 is an exploded view of a connection structure of a slider arm and an earshell according to the present invention.

Fig. 2 is an exploded view of another perspective of a slider arm to earshell connection structure according to the present invention.

Fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Fig. 4 is a partially enlarged view of the bottom view of the slider arm of the present application.

Fig. 5 is an enlarged partial view of another bottom view of the slider arm of the present application.

Fig. 6 is a schematic view of the assembly of the slider arm to the earshell of the present application.

Detailed Description

As shown in fig. 1 to 6, a connection structure of a sliding arm and an earshell includes a rotation shaft 3 disposed on an earshell 1 and a shaft sleeve 4 integrally formed on a sliding arm 2, wherein the rotation shaft 3 can be sleeved on the shaft sleeve 4 to connect the earshell 1 and the sliding arm 2.

Preferably, the shaft sleeve 4 is provided with a shaft hole 40; the rotating shaft 3 is inserted into the shaft hole 40 and can rotate in the shaft hole 40 relative to the shaft sleeve 4. When the rotary shaft is used, the rotary shaft is sleeved in the shaft hole to realize connection, and the earmuff can rotate relative to the sliding arm so as to adjust the position conveniently, so that the rotary shaft has the purposes of simple and convenient assembly and material saving.

Preferably, an anti-falling mechanism for preventing the rotating shaft 3 from falling off the shaft hole 40 is arranged between the rotating shaft 3 and the shaft sleeve 4. The anti-falling mechanism can prevent the earmuff from being separated from the sliding arm, and the shaft sleeve is integrally formed on the sliding arm, so that the assembly steps can be reduced, and the assembly efficiency can be improved.

Preferably, the anti-slip mechanism includes an anti-slip groove 31, an anti-slip hole 41, and an anti-slip member (not shown in the drawings). The anti-falling groove 31 is arranged on the side wall of the end of the rotating shaft 3 extending into the shaft hole 40; the anti-falling hole 41 is formed in the shaft sleeve 4 and communicated with the shaft hole 40; one end of the anti-falling part enters the shaft hole 40 from the anti-falling hole 41 and then extends into the anti-falling groove 31. During the equipment, insert the pivot in the axle hole, at this moment the anticreep groove is arranged in the axle hole, and anticreep piece inserts in the anticreep hole, gets into the axle hole to and anticreep groove between form locking connection, anticreep piece can be common fastener, like round pin axle or screw, insert the anticreep hole through anticreep piece to with anticreep inslot, can prevent that the pivot from breaking away from the axle hole, improve assembly efficiency.

Preferably, the separation preventing groove 31 extends in the circumferential direction of the rotating shaft 3. As shown in figure 3, the anti-drop groove is axially arranged along the rotating shaft, so that when the rotating shaft rotates around the shaft hole, the anti-drop part is always arranged in the anti-drop groove in a sliding manner, the rotating shaft can rotate freely, the rotating shaft is prevented from being interfered and limited from rotating, the purpose of limiting the rotating shaft in the shaft hole can be achieved, and the purpose of simple assembly is achieved.

Preferably, an angle limiting mechanism used for limiting the rotation angle of the rotating shaft 3 relative to the shaft sleeve 4 is arranged between the rotating shaft 3 and the shaft sleeve 4. The purpose of limiting the rotation angle of the earshell around the sliding arm can be achieved by arranging the angle limiting mechanism, the phenomenon that the earshell rotates by too large angle to affect normal use is avoided, and the specific limiting angle range can be 30-120 degrees according to the situation.

Preferably, the angle limiting mechanism comprises a limiting guide groove 42 which is arranged at the bottom of the shaft hole 40 and is arc-shaped, and a limiting protrusion 32 which is arranged at the end part of the rotating shaft 3 and is in sliding fit with the limiting guide groove 42. During the use, the pivot is inserted in the axle hole, and spacing arch is arranged in spacing guide slot, and when rotating to extreme position, the cell wall contact of spacing arch and spacing guide slot to spacing pivot continues to rotate, and this simple structure inserts the axle hole with the pivot during assembly, and spacing arch inserts promptly to spacing guide slot this moment in, can realize the spacing purpose of angle, has the purpose that the assembly is simple and convenient.

Preferably, the rotary shaft 3 is provided with an earshell wire passing hole 33 communicated with the earshell 1, and the shaft sleeve 4 is provided with a sliding arm wire passing hole 43 communicated with the earshell wire passing hole 33. The earphone line through hole is arranged to penetrate through an earphone line, and when the earphone line through hole is used, an earphone line penetrates through the ear shell line through hole and the sliding arm line through hole, and assembling efficiency is improved.

Preferably, the rotating shaft 3 is integrally formed on the ear shell 1. When earlap and slide arm die sinking, set up the pivot on the earlap respectively, set up the axle sleeve on the slide arm, through injection moulding for on pivot integrated into one piece and the earlap, with axle sleeve integrated into one piece on the slide arm, can avoid prior art need install the axle sleeve on the slide arm earlier, improve assembly efficiency, practice thrift cost and manpower and materials simultaneously.

A headset comprises the connecting structure of the sliding arm and the earshell. The headphone both sides all are provided with above-mentioned connection structure, set up the axle sleeve through integrated into one piece on the sliding arm, set up the pivot on the earlap, because axle sleeve and sliding arm integral type, during the use, directly cup joint the pivot in the axle sleeve, can connect sliding arm and earlap, realize not needing earlier equipment axle sleeve, go to the equipment sliding arm again to save the process of equipment axle sleeve, in order to practice thrift the cost of labor, improve assembly efficiency, have simple structure and the simple and convenient advantage of equipment.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a connection structure of cursor slide and earlap which characterized in that: including pivot (3) and integrated into one piece axle sleeve (4) on wiper blade (1) and on slider arm (2) of locating, pivot (3) can be located on axle sleeve (4) so that wiper blade (1) with form between slider arm (2) and be connected.

2. A connecting structure of a sliding arm and an earshell according to claim 1, wherein: the shaft sleeve (4) is provided with a shaft hole (40);

the rotating shaft (3) is inserted in the shaft hole (40) and can rotate in the shaft hole (40) relative to the shaft sleeve (4).

3. A connecting structure of a sliding arm and an earshell according to claim 2, wherein: an anti-falling mechanism for preventing the rotating shaft (3) from being separated from the shaft hole (40) is arranged between the rotating shaft (3) and the shaft sleeve (4).

4. A connecting structure of a sliding arm and an earshell according to claim 3, wherein: the anti-drop mechanism includes:

the anti-falling groove (31) is formed in the side wall of the end, extending into the shaft hole (40), of the rotating shaft (3);

the anti-falling hole (41) is formed in the shaft sleeve (4) and communicated with the shaft hole (40);

and one end of the anti-falling piece enters the shaft hole (40) from the anti-falling hole (41) and then extends into the anti-falling groove (31).

5. The structure of claim 4, wherein: the anti-falling groove (31) extends along the circumferential direction of the rotating shaft (3).

6. A connecting structure of a sliding arm and an earshell according to claim 2, wherein: an angle limiting mechanism used for limiting the rotation angle of the rotating shaft (3) relative to the shaft sleeve (4) is arranged between the rotating shaft (3) and the shaft sleeve (4).

7. A connecting structure of a sliding arm and an earshell according to claim 6, wherein: the angle limiting mechanism comprises a limiting guide groove (42) which is arranged at the bottom of the shaft hole (40) and is arc-shaped, and a limiting protrusion (32) which is arranged at the end part of the rotating shaft (3) and is in sliding fit with the limiting guide groove (42).

8. A connecting structure of a sliding arm and an earshell according to claim 1, wherein: the rotary shaft (3) is provided with a lug shell wire passing hole (33) communicated with the lug shell (1), and the shaft sleeve (4) is provided with a sliding arm wire passing hole (43) communicated with the lug shell wire passing hole (33).

9. A connecting structure of a sliding arm and an earshell according to claim 1, wherein: the rotating shaft (3) is integrally formed on the ear shell (1).

10. A headset, characterized in that: a connecting structure of a slider arm and an earshell comprising the slider arm as set forth in any one of claims 1 to 9.