CN219555023U - Fixing structure for mobile phone loudspeaker dustproof net - Google Patents

Abstract

The utility model discloses a fixing structure for a mobile phone loudspeaker dustproof net, which comprises a mobile phone bottom shell, wherein the left side of the lower end of the mobile phone bottom shell is provided with a mounting groove, and a bracket is inserted into the mounting groove. According to the utility model, the support is inserted into the mounting groove, the support can be fixed in the mounting groove through the buckle assembly, so that the fixing work of the dust screen body is completed, when the dust screen body needs to be taken out, the buckle mechanism is controlled through the control mechanism, the rubber plug is opened, then the pressure lever is pressed, the pressure lever can be connected with the slope in a sliding mode through the sliding assembly, so that the pressure lever can enable the clamping rod to move towards the inside of the rod groove through the slope, the clamping rod is separated from the clamping groove, the buckle mechanism can not fix the position of the support any more, the support can be taken out of the mounting groove, a user can clean and replace the dust screen by himself, and the support can be reset after maintenance is completed, so that the dust screen is simple and quick to operate.

Description

Fixing structure for mobile phone loudspeaker dustproof net

Technical Field

The utility model belongs to the field of mobile phone accessories, and particularly relates to a fixing structure for a mobile phone loudspeaker dustproof net.

Background

The mobile phone loudspeaker is an electroacoustic device for converting electric energy into acoustic energy, namely a sounder and a mobile phone loudspeaker, and has the characteristics of ultra-thin, light weight, small occupied space and the like, the energy conversion efficiency is high, the consumption is high, the loudspeaker adopts full-band design, and the mobile phone loudspeaker has the characteristics of wide directivity and low distortion.

In the prior art, the position of the mobile phone loudspeaker is usually provided with a dust screen to prevent dust from entering electronic elements such as the mobile phone loudspeaker of the mobile phone and affecting the mobile phone loudspeaker, but the dust screen of the mobile phone loudspeaker in the prior art is usually fixedly connected with the mobile phone, after long-time use, dust accumulation on the dust screen is easy to cause, and even impurities such as dust enter the mobile phone through the dust screen, so that the mobile phone loudspeaker needs to go to a professional mobile phone maintenance shop to clean the dust screen, the user cannot clean the mobile phone by himself, and the normal use of the user is affected to a certain extent.

Disclosure of Invention

Aiming at the problems in the background art, the utility model aims to provide a fixing structure for a mobile phone loudspeaker dustproof net, so as to solve the problem that the mobile phone loudspeaker dustproof net in the prior art cannot be cleaned and replaced by a user.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a fixed knot constructs for cell-phone loudspeaker dust screen, includes the cell-phone drain pan, the mounting groove has been seted up in the lower extreme left side of cell-phone drain pan, peg graft in the inside of mounting groove has the support, the inside of support is provided with the dust screen body, the inner wall of mounting groove is provided with buckle mechanism, buckle mechanism and support swing joint, the lower extreme outside of cell-phone drain pan is provided with control mechanism, control mechanism is connected with the transmission of buckle mechanism.

Through adopting above-mentioned technical scheme, through fixing the dust screen in the inside of support, then insert the inside of mounting groove with the support, can pass through the buckle subassembly with the inside of support fixed at the mounting groove, thereby accomplish the fixed work of dust screen body, and when needs take out the dust screen body, control buckle mechanism through control mechanism, can make buckle mechanism no longer fix the position of support, thereby can take out the inside of mounting groove with the support, make the user can clear up the dust screen by oneself, change, with the support reset after the maintenance is accomplished can, moreover, the steam generator is simple in operation, swiftly.

Further, as the preferred technical scheme, the buckle mechanism includes pole groove, first spring, clamping lever and draw-in groove, the inner wall at the mounting groove is seted up in the pole groove, first spring sets up the inside at the pole groove, the clamping lever sets up the one end at first spring, the upper end of clamping lever is provided with first spacing subassembly, the lower extreme and the control mechanism transmission of clamping lever are connected, the pole groove is run through to the one end of clamping lever, the lateral wall at the support is seted up to the draw-in groove, the inside at the draw-in groove is pegged graft to the one end of clamping lever.

Through adopting above-mentioned technical scheme, when inserting the inside of mounting groove with the support, make the card pole get into the inside of pole groove through the extrusion of support, after the position of draw-in groove removal to the card pole, can drive the card pole through first spring and reset to through the position of the firm card pole of first spacing subassembly, avoid the card pole to rotate, drop, can make the inside that the card slot was inserted to the one end of card pole, thereby can fix the support in the inside of mounting groove through buckle mechanism, and then reach the effect of fixed dust screen body.

Further, as the preferred technical scheme, first spacing subassembly includes first stopper and first spacing groove, first stopper sets up the upper end at the draw-in lever, the upper end in the inside of pole groove is seted up to first spacing groove, first stopper sliding connection is in the inside of first spacing groove.

Through adopting above-mentioned technical scheme, through first stopper sliding connection in the inside of first spacing groove, make the position that first spacing subassembly can stabilize the draw-in lever, avoid the draw-in lever to drop, rotate and influence the drive position of draw-in lever and control mechanism.

Further, as the preferred technical scheme, control mechanism includes logical groove, depression bar, slip subassembly and slope, the outside at the cell-phone drain pan lower extreme is seted up to logical groove, logical groove is linked together with the pole groove, depression bar sliding connection is in the inside of leading to the groove, the outer wall of depression bar is provided with the second spacing subassembly, the inside of pole groove is stretched into to the upper end of depression bar, slip subassembly sets up the upper end at the depression bar, the slope sets up the lower extreme at the draw-in bar, slip subassembly and slope sliding connection are passed through to the upper end of depression bar, the lower extreme outside of cell-phone drain pan is provided with seal assembly, seal assembly and logical groove swing joint.

Through adopting above-mentioned technical scheme, when needs take out the dust screen body, make closing mechanism no longer seal logical groove to stabilize the position of depression bar through the spacing subassembly of second, avoid the depression bar to drop, then press down the depression bar, can make the depression bar pass through sliding component and slope sliding connection, can make the depression bar drive the card pole through the slope to the inside of pole groove remove through the pressure of depression bar, thereby make control mechanism can reach the effect with card pole and draw-in groove separation, then can pull out the inside of mounting groove with the support, and then reach the effect of taking out the dust screen body.

Further, as the preferred technical scheme, the sliding component comprises an arc-shaped groove and universal beads, wherein the arc-shaped groove is formed in the upper end of the compression bar, the universal beads are rotationally connected in the arc-shaped groove, and the outer wall of each universal bead is in sliding connection with the slope.

Through adopting above-mentioned technical scheme, rotate through universal pearl and connect in the inside of arc wall, and the outer wall and the slope sliding connection of universal pearl, make the depression bar pass through sliding component can with slope sliding connection, the frictional force between depression bar and the slope is great when avoiding using the depression bar influences the removal of card pole.

Further, as the preferred technical scheme, the second spacing subassembly includes second stopper and second spacing groove, the second stopper sets up the outer wall at the depression bar, the inner wall at logical groove is seted up in the second spacing groove, second stopper sliding connection is in the inside in second spacing groove.

Through adopting above-mentioned technical scheme, through second stopper sliding connection in the inside of second spacing groove, make the position of the firm depression bar of second spacing subassembly, avoid the depression bar to drop the control of influence to the kelly.

Further, as the preferred technical scheme, the seal assembly comprises a groove and a rubber plug, the groove is formed in the outer side of the lower end of the mobile phone bottom shell, the groove is communicated with the through groove, the rubber plug is rotationally connected in the groove, and the upper end of the rubber plug is connected with the compression bar in a fitting mode.

Through adopting above-mentioned technical scheme, be linked together through recess and logical groove, can be convenient for press the work to the depression bar through the recess, and when need not to use the depression bar, make the inside of rubber buffer insertion recess, can make the rubber buffer seal logical groove, avoid external force to lead to impurity entering such as depression bar damage or dust.

Further, as the preferable technical scheme, the inboard of mounting groove inner wall is provided with branch, the lower extreme of branch is provided with the second spring, the one end of second spring is provided with the extension board, extension board and dust screen body swing joint.

Through adopting above-mentioned technical scheme, stabilize the position of second spring through branch, can make the second spring play the effect that supports the dust screen body through the extension board to after clamping lever and draw-in groove separation, can pop out the inside of mounting groove with the support through the dust screen body through the elasticity of second spring, thereby be convenient for take out the support.

Further, as the preferable technical scheme, the outer wall of extension board is provided with the rubber pad, the rubber pad is connected with the dust screen body laminating.

Through adopting above-mentioned technical scheme, be connected through rubber pad and dust screen body laminating, make the rubber pad can avoid extension board and dust screen body rigid contact to lead to the dust screen body impaired.

In summary, the utility model has the following advantages:

firstly, through fixing the dust screen in the bracket, then inserting the bracket into the mounting groove, namely fixing the bracket in the mounting groove through the buckle component, thereby completing the fixing work of the dust screen body, when the dust screen body needs to be taken out, controlling the buckle mechanism through the control mechanism, opening the rubber plug, then pressing the pressing rod, enabling the pressing rod to be in sliding connection with the slope through the sliding component, enabling the pressing rod to enable the clamping rod to move towards the inside of the rod groove through the slope, enabling the clamping rod to be separated from the clamping groove, enabling the buckle mechanism not to fix the position of the bracket any more, and enabling a user to take out the bracket from the mounting groove, so that the dust screen can be cleaned and replaced by himself, and resetting the bracket after maintenance is completed;

secondly, when the bracket is inserted into the mounting groove, the clamping rod is extruded by the bracket to enter the inside of the rod groove, after the clamping groove moves to the position of the clamping rod, the clamping rod can be driven to reset through the first spring, the position of the clamping rod is stabilized through the first limiting component, the clamping rod is prevented from rotating and falling off, one end of the clamping rod can be inserted into the inside of the clamping groove, and therefore the bracket can be fixed in the inside of the mounting groove through the buckling mechanism, and the effect of fixing the dust screen body is achieved;

thirdly, when the dustproof net body needs to be taken out, the sealing mechanism is enabled to not seal the through groove any more, the position of the pressing rod is stabilized through the second limiting component, the pressing rod is prevented from falling, then the pressing rod is pressed, the pressing rod can be connected with the slope in a sliding mode, the pressing rod can be enabled to drive the clamping rod to move towards the inside of the rod groove through the slope by the aid of the pressure of the pressing rod, the control mechanism can achieve the effect of separating the clamping rod from the clamping groove, then the support can be ejected out of the mounting groove through the elastic force of the second spring, the support can be pulled out of the mounting groove, and the effect of taking out the dustproof net body is achieved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the mounting slot structure of the present utility model;

FIG. 4 is an enlarged view of section A of FIG. 3 in accordance with the present utility model;

fig. 5 is an enlarged view of the portion B of fig. 3 according to the present utility model.

Reference numerals: 1. the mobile phone comprises a mobile phone bottom shell, 2, a mounting groove, 3, a support, 31, a dust screen body, 4, a fastening mechanism, 41, a rod groove, 42, a first spring, 43, a clamping rod, 44, a clamping groove, 45, a first limiting component, 451, a first limiting block, 452, a first limiting groove, 5, a control mechanism, 51, a through groove, 52, a compression rod, 53, a slope, 54, a sliding component, 541, an arc groove, 542, universal beads, 55, a second limiting component, 551, a second limiting block, 552, a second limiting groove, 56, a sealing component, 561, a groove, 562, a rubber plug, 6, a supporting rod, 61, a second spring, 62, a supporting plate, 63 and a rubber pad.

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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-5, the fixing structure for a mobile phone speaker dust screen according to the present embodiment includes a mobile phone bottom shell 1, a mounting groove 2 is formed on the left side of the lower end of the mobile phone bottom shell 1, a bracket 3 is inserted into the mounting groove 2, a dust screen body 31 is disposed in the bracket 3, a fastening mechanism 4 is disposed on the inner wall of the mounting groove 2, the fastening mechanism 4 is movably connected with the bracket 3, a control mechanism 5 is disposed on the outer side of the lower end of the mobile phone bottom shell 1, and the control mechanism 5 is in transmission connection with the fastening mechanism 4; through fixing the dust screen in the inside of support 3, then insert the inside of mounting groove 2 with support 3, can pass through buckle subassembly with support 3 fixed in the inside of mounting groove 2, thereby accomplish the fixed work of dust screen body 31, and when needs take out dust screen body 31, control buckle mechanism 4 through control mechanism 5, can make buckle mechanism 4 no longer fix the position of support 3, thereby can take out the inside of mounting groove 2 with support 3, make the user can clear up the dust screen by oneself, change, with support 3 reset after the maintenance is accomplished can, and is easy operation, swiftly.

Example 2

Referring to fig. 3, in order to achieve the purpose of fixing the position of the dust screen body 31 on the basis of embodiment 1, the present embodiment innovates the fastening mechanism 4, specifically, the fastening mechanism 4 includes a rod groove 41, a first spring 42, a clamping rod 43 and a clamping groove 44, the rod groove 41 is opened on the inner wall of the mounting groove 2, the first spring 42 is disposed in the rod groove 41, the clamping rod 43 is disposed at one end of the first spring 42, the upper end of the clamping rod 43 is provided with a first limiting component 45, the lower end of the clamping rod 43 is in transmission connection with the control mechanism 5, one end of the clamping rod 43 penetrates through the rod groove 41, the clamping groove 44 is opened on the side wall of the bracket 3, and one end of the clamping rod 43 is inserted into the clamping groove 44; when inserting the inside of mounting groove 2 with support 3, make card pole 43 get into the inside of pole groove 41 through the extrusion of support 3, after the draw-in groove 44 removes to the position of card pole 43, can drive card pole 43 through first spring 42 and reset to through the position of the firm card pole 43 of first spacing subassembly 45, avoid card pole 43 to rotate, drop, can make the inside of card slot 44 be inserted to the one end of card pole 43, thereby can fix the support 3 in the inside of mounting groove 2 through buckle mechanism 4, and then reach the effect of fixed dust screen body 31.

Referring to fig. 3, in order to achieve the purpose of stabilizing the position of the clamping rod 43, the first limiting assembly 45 of the present embodiment includes a first limiting block 451 and a first limiting groove 452, the first limiting block 451 is disposed at the upper end of the clamping rod 43, the first limiting groove 452 is disposed at the upper end of the interior of the rod groove 41, and the first limiting block 451 is slidably connected inside the first limiting groove 452; the first limiting block 451 is slidably connected to the first limiting groove 452, so that the first limiting component 45 can stabilize the position of the clamping rod 43, and the clamping rod 43 is prevented from falling off and rotating to influence the transmission position of the clamping rod 43 and the control mechanism 5.

Example 3

Referring to fig. 3, in this embodiment, based on embodiment 2, in order to achieve the purpose of separating the clamping rod 43 from the clamping groove 44, the control mechanism 5 is innovatively designed, specifically, the control mechanism 5 includes a through groove 51, a pressing rod 52, a sliding component 54 and a slope 53, the through groove 51 is opened at the outer side of the lower end of the mobile phone bottom shell 1, the through groove 51 is communicated with the rod groove 41, the pressing rod 52 is slidingly connected in the through groove 51, a second limiting component 55 is provided on the outer wall of the pressing rod 52, the upper end of the pressing rod 52 extends into the interior of the rod groove 41, the sliding component 54 is disposed at the upper end of the pressing rod 52, the slope 53 is disposed at the lower end of the clamping rod 43, the upper end of the pressing rod 52 is slidingly connected with the slope 53 through the sliding component 54, a closing component 56 is provided at the outer side of the lower end of the mobile phone bottom shell 1, and the closing component 56 is movably connected with the through groove 51; when the dustproof net body 31 needs to be taken out, the sealing mechanism is enabled to not seal the through groove 51 any more, the position of the pressing rod 52 is stabilized through the second limiting component 55, the pressing rod 52 is prevented from falling, then the pressing rod 52 is pressed, the pressing rod 52 can be slidably connected with the slope 53 through the sliding component 54, the pressing rod 52 can be enabled to drive the clamping rod 43 to move towards the inside of the rod groove 41 through the slope 53 under the pressure of the pressing rod 52, and therefore the control mechanism 5 can achieve the effect of separating the clamping rod 43 from the clamping groove 44, then the support 3 can be pulled out of the installation groove 2, and the effect of taking out the dustproof net body 31 is achieved.

Referring to fig. 4, in order to achieve the objective of slidably connecting the compression bar 52 with the slope 53, the sliding assembly 54 of the present embodiment includes an arc-shaped groove 541 and a universal bead 542, the arc-shaped groove 541 is formed at the upper end of the compression bar 52, the universal bead 542 is rotatably connected to the inside of the arc-shaped groove 541, and the outer wall of the universal bead 542 is slidably connected with the slope 53; through universal pearl 542 rotation connection in the inside of arc wall 541, and universal pearl 542's outer wall and slope 53 sliding connection, make depression bar 52 through slip subassembly 54 can with slope 53 sliding connection, avoid using the relatively big and influence the removal of card pole 43 of frictional force between depression bar 52 and the slope 53 when depression bar 52.

Referring to fig. 3, in order to achieve the purpose of stabilizing the position of the compression bar 52, the second limiting component 55 of the present embodiment includes a second limiting block 551 and a second limiting groove 552, where the second limiting block 551 is disposed on the outer wall of the compression bar 52, the second limiting groove 552 is disposed on the inner wall of the through groove 51, and the second limiting block 551 is slidably connected inside the second limiting groove 552; the second limiting component 55 can stabilize the position of the pressing rod 52 through the second limiting block 551 being slidably connected to the second limiting groove 552, so as to avoid the falling of the pressing rod 52 from affecting the control of the clamping rod 43.

Referring to fig. 3, in order to achieve the purpose of closing the through groove 51, the closing component 56 of the present embodiment includes a groove 561 and a rubber plug 562, the groove 561 is opened at the outer side of the lower end of the mobile phone bottom shell 1, the groove 561 is communicated with the through groove 51, the rubber plug 562 is rotationally connected in the groove 561, and the upper end of the rubber plug 562 is in fit connection with the compression bar 52; the groove 561 is communicated with the through groove 51, so that the pressing operation on the pressing rod 52 can be conveniently performed through the groove 561, and when the pressing rod 52 is not needed, the rubber plug 562 is inserted into the groove 561, so that the rubber plug 562 can close the through groove 51, and the external force is prevented from causing damage to the pressing rod 52 or entering impurities such as dust.

Referring to fig. 3, in order to achieve the purpose of ejecting the bracket 3 out of the installation groove 2, a supporting rod 6 is provided on the inner side of the inner wall of the installation groove 2 in the present embodiment, a second spring 61 is provided at the lower end of the supporting rod 6, a supporting plate 62 is provided at one end of the second spring 61, and the supporting plate 62 is movably connected with the dust screen body 31; the second spring 61 can be supported by the support rod 6 by stabilizing the position of the second spring 61, and the second spring 61 can play a role in supporting the dust screen body 31 through the support plate 62, and after the clamping rod 43 is separated from the clamping groove 44, the bracket 3 can be ejected out of the installation groove 2 through the dust screen body 31 by the elasticity of the second spring 61, so that the bracket 3 can be taken out conveniently.

Referring to fig. 5, in order to achieve the purpose of avoiding damage to the dust-proof net body 31 caused by the support plate 62, a rubber pad 63 is provided on the outer wall of the support plate 62 in the embodiment, and the rubber pad 63 is attached to the dust-proof net body 31; the rubber pad 63 is attached to the dust-proof net body 31, so that the rubber pad 63 can prevent the dust-proof net body 31 from being damaged due to the rigid contact between the support plate 62 and the dust-proof net body 31.

The use principle and the advantages are that: when the dustproof net body 31 is installed, the dustproof net body 31 is fixed in the bracket 3, then the bracket 3 is inserted into the installation groove 2, the clamping rod 43 enters the inside of the rod groove 41 through the extrusion of the bracket 3, after the clamping groove 44 moves to the position of the clamping rod 43, the clamping rod 43 is driven to reset through the first spring 42 and is connected in the first limiting groove 452 in a sliding way through the first limiting block 451, the first limiting component 45 stabilizes the position of the clamping rod 43, namely one end of the clamping rod 43 can be inserted into the inside of the clamping groove 44, so that the clamping mechanism 4 can fix the bracket 3 in the installation groove 2, further the function of connecting the dustproof net body 31 with the mobile phone bottom shell 1 is achieved, when the dustproof net body 31 needs to be taken out for cleaning and maintenance, the rubber plug 562 is rotated in the inside of the groove 561, the sealing component 56 does not seal the through groove 51 any more, the second limiting block 551 is slidably connected in the second limiting groove 552 to enable the second limiting component 55 to stabilize the position of the pressing rod 52, so that the pressing rod 52 can be prevented from falling, the pressing rod 52 is rotatably connected in the arc-shaped groove 541 through the universal bead 542, the pressing rod 52 is slidably connected with the slope 53 through the sliding component 54, the pressing rod 52 can drive the clamping rod 43 to move towards the inside of the rod groove 41 through the slope 53, the clamping rod 43 and the clamping groove 44 can be separated through the control mechanism 5, after the clamping rod 43 and the clamping groove 44 are separated, the second spring 61 at the lower end of the supporting rod 6 can eject the support 3 out of the inside of the installation groove 2 through the dust screen body 31, the damage to the dust screen body 31 caused by the supporting plate 62 can be prevented through the rubber pad 63 at the lower end of the supporting plate 62, the support 3 can be conveniently pulled out of the installation groove 2, so that a user can clean and maintain the dust screen body by himself, the inconvenience that produces when having avoided going to cell-phone maintenance shop, after dust screen body 31 clearance is accomplished, reinsert the inside of mounting groove 2 with support 3, make buckle mechanism 4 again fixed support 3 the position can, easy operation, convenient to use, swift.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A fixed knot constructs for cell-phone loudspeaker dust screen, its characterized in that: including cell-phone drain pan (1), mounting groove (2) have been seted up in the lower extreme left side of cell-phone drain pan (1), peg graft in the inside of mounting groove (2) has support (3), the inside of support (3) is provided with dust screen body (31), the inner wall of mounting groove (2) is provided with buckle mechanism (4), buckle mechanism (4) and support (3) swing joint, the lower extreme outside of cell-phone drain pan (1) is provided with control mechanism (5), control mechanism (5) are connected with buckle mechanism (4) transmission.

2. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 1, wherein: the utility model provides a buckle mechanism (4) includes pole groove (41), first spring (42), clamping lever (43) and draw-in groove (44), the inner wall in mounting groove (2) is seted up in pole groove (41), first spring (42) set up the inside in pole groove (41), clamping lever (43) set up the one end at first spring (42), the upper end of clamping lever (43) is provided with first spacing subassembly (45), the lower extreme and the control mechanism (5) transmission of clamping lever (43) are connected, the one end of clamping lever (43) runs through pole groove (41), the lateral wall in support (3) is seted up in clamping groove (44), the inside in clamping groove (44) is pegged graft to the one end of clamping lever (43).

3. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 2, wherein: the first limiting assembly (45) comprises a first limiting block (451) and a first limiting groove (452), the first limiting block (451) is arranged at the upper end of the clamping rod (43), the first limiting groove (452) is formed in the upper end of the inside of the rod groove (41), and the first limiting block (451) is slidably connected in the inside of the first limiting groove (452).

4. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 2, wherein: the control mechanism (5) comprises a through groove (51), a pressing rod (52), a sliding component (54) and a slope (53), wherein the through groove (51) is formed in the outer side of the lower end of the mobile phone bottom shell (1), the through groove (51) is communicated with the rod groove (41), the pressing rod (52) is slidably connected in the through groove (51), a second limiting component (55) is arranged on the outer wall of the pressing rod (52), the upper end of the pressing rod (52) extends into the rod groove (41), the sliding component (54) is arranged at the upper end of the pressing rod (52), the slope (53) is arranged at the lower end of the clamping rod (43), the upper end of the pressing rod (52) is slidably connected with the slope (53) through the sliding component (54), and a sealing component (56) is arranged on the outer side of the lower end of the mobile phone bottom shell (1), and the sealing component (56) is movably connected with the through groove (51).

5. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 4, wherein: the sliding component (54) comprises an arc-shaped groove (541) and universal beads (542), wherein the arc-shaped groove (541) is formed in the upper end of the pressing rod (52), the universal beads (542) are rotationally connected to the inside of the arc-shaped groove (541), and the outer walls of the universal beads (542) are in sliding connection with the slopes (53).

6. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 4, wherein: the second limiting component (55) comprises a second limiting block (551) and a second limiting groove (552), the second limiting block (551) is arranged on the outer wall of the compression bar (52), the second limiting groove (552) is formed in the inner wall of the through groove (51), and the second limiting block (551) is slidably connected in the second limiting groove (552).

7. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 4, wherein: the sealing assembly (56) comprises a groove (561) and a rubber plug (562), the groove (561) is formed in the outer side of the lower end of the mobile phone bottom shell (1), the groove (561) is communicated with the through groove (51), the rubber plug (562) is rotationally connected in the groove (561), and the upper end of the rubber plug (562) is in fit connection with the pressing rod (52).

8. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 1, wherein: the inner side of the inner wall of the mounting groove (2) is provided with a supporting rod (6), the lower end of the supporting rod (6) is provided with a second spring (61), one end of the second spring (61) is provided with a supporting plate (62), and the supporting plate (62) is movably connected with the dust screen body (31).

9. The fixing structure for a dustproof mesh of a mobile phone loudspeaker according to claim 8, wherein: the outer wall of extension board (62) is provided with rubber pad (63), rubber pad (63) are connected with dust screen body (31) laminating.