CN212909616U

CN212909616U - Dust screen for electronic product

Info

Publication number: CN212909616U
Application number: CN202022138981.XU
Authority: CN
Inventors: 谢巍巍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-26
Filing date: 2020-09-26
Publication date: 2021-04-06
Anticipated expiration: 2030-09-26

Abstract

The utility model relates to a dust screen technical field just discloses a dust screen for electronic product, including main part and clamp plate, the bottom fixedly connected with siphunculus of clamp plate, the through-hole has been seted up to the inside of main part, the side surface of siphunculus and the inside swing joint of through-hole, the fixed slot has been seted up to the inner diapire of main part, the inner diapire fixedly connected with spring of fixed slot, the top of spring and the bottom fixed connection of clamp plate, the dead slot has been seted up at the top of clamp plate. This a dust screen for electronic product, through the mutually supporting between clamp plate, siphunculus, through-hole, fixed slot, spring, bearing, threaded rod, the screw hole, can make the clamp plate remove through rotating the threaded rod to the metal dust screen that the messenger is located the through-hole inside moves down to the main part outside, has reached the effect of being convenient for clear up the dust screen for cell-phone speaker, has solved traditional cell-phone speaker and has cleared up the problem of difficulty after the dust screen is blockked up.

Description

Dust screen for electronic product

Technical Field

The utility model relates to a dust screen technical field specifically is a dust screen for electronic product.

Background

The dust screen is very common in many electronic products, is a device that prevents that the dust from getting into electronic product, and the dust screen gas permeability can be when guaranteeing that equipment effectively blocks dust and dirt, can guarantee again that equipment still keeps good ventilative situation under the constantly changing environmental condition, just so avoided equipment to lead to the pressure to rise because of inside gas accumulation, finally cause the destruction to the casing sealing strip, and the material of electronic dust screen roughly can divide into five types: non-woven fabrics, sponge, nylon wire, plastics and metal mesh, wherein the metal dust screen is because of the protective effect stronger, ventilation performance and sound conduction performance good dust screen who often chooses for use as the cell-phone speaker.

After the mobile phone is used for a long time, a large amount of fluff and dust can be accumulated on the dustproof net on the loudspeaker along with the time, so that the dustproof net is blocked, the existing dustproof net for the mobile phone loudspeaker is difficult to clean up accumulated dust sundries, and once the dust blocks the dustproof net for a long time, the problem that the volume of the mobile phone is reduced and the heat dissipation of the mobile phone is deteriorated is probably caused, and the normal use of the mobile phone is finally influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a dust screen for electronic product possesses the advantage of being convenient for clear up the dust screen for cell-phone speaker, has solved the problem of traditional cell-phone speaker clearance difficulty after the dust screen is blockked up.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dust screen for electronic product, includes main part and clamp plate, the bottom fixedly connected with siphunculus of clamp plate, the through-hole has been seted up to the inside of main part, the inside swing joint of side surface and through-hole of siphunculus, the fixed slot has been seted up to the inner diapire of main part, the inner diapire fixedly connected with spring of fixed slot, the top of spring and the bottom fixed connection of clamp plate, the bearing groove has been seted up at the top of clamp plate, the inside fixedly connected with bearing of bearing groove, the internal connection of bearing has the threaded rod, the threaded hole has been seted up to the inside of main part, the side surface of threaded rod and the internal.

Preferably, the bottom of the pressing plate is fixedly connected with a limiting rod, a limiting hole is formed in the inner bottom wall of the main body, and the limiting rod is movably connected with the inside of the limiting hole.

Preferably, the side surface of the threaded rod is fixedly connected with a limiting plate, a limiting groove is formed in the bearing, and the side surface of the limiting plate is movably connected with the inside of the limiting groove.

Preferably, the threaded rod is located inside the spring, the side surface of the threaded rod is movably connected with the inside of the spring, and a cross groove is formed in the bottom end of the threaded rod.

Preferably, the bottom threaded connection of siphunculus has first fixed pipe, the bottom threaded connection of first fixed pipe has the fixed pipe of second, the bottom swing joint of first fixed pipe has the metal dust screen, the bottom of metal dust screen and the top swing joint of the fixed pipe of second.

Preferably, the inner wall of the through hole is fixedly connected with a fixed ring, the side surface of the first fixed pipe is fixedly sleeved with a sealing ring, and the side surface of the sealing ring is movably connected with the inside of the fixed ring.

Compared with the prior art, the utility model provides a dust screen for electronic product possesses following beneficial effect:

1. this a dust screen for electronic product, through the mutually supporting between clamp plate, siphunculus, through-hole, fixed slot, spring, bearing, threaded rod, the screw hole, can make the clamp plate remove through rotating the threaded rod to the metal dust screen that the messenger is located the through-hole inside moves down to the main part outside, has reached the effect of being convenient for clear up the dust screen for cell-phone speaker, has solved traditional cell-phone speaker and has cleared up the problem of difficulty after the dust screen is blockked up.

2. This a dust screen for electronic product, through the siphunculus, first fixed pipe, mutually support between metal dust screen and the fixed pipe of second, can rotate first fixed pipe and take off the metal dust screen that is located the siphunculus bottom, reached and be convenient for carry out abluent effect to the inside of metal dust screen, solved and left the main part when the bottom of siphunculus, with the instrument with the outside spot clearance of metal dust screen after finishing, be difficult to carry out the problem of clearing up to the inside dust of metal dust screen.

Drawings

FIG. 1 is a partial cross-sectional view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is an enlarged view of the point B in fig. 2 according to the present invention.

Wherein: 1. a main body; 2. pressing a plate; 3. pipe passing; 4. a through hole; 5. fixing grooves; 6. a spring; 7. a bearing; 8. a threaded rod; 9. a threaded hole; 10. a limiting rod; 11. a limiting hole; 12. a limiting groove; 13. a limiting plate; 14. a first stationary tube; 15. a metal dust screen; 16. a second stationary tube; 17. a seal ring; 18. and a fixing ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a dust screen for electronic products includes a main body 1 and a pressing plate 2, the main body 1 is a mobile phone shell, the bottom of the pressing plate 2 is fixedly connected with a limiting rod 10, the inner bottom wall of the main body 1 is provided with a limiting hole 11, the limiting rod 10 is movably connected with the inside of the limiting hole 11, the limiting rod 10 and the limiting hole 11 together play a role of limiting the moving direction of the pressing plate 2, so that the pressing plate 2 can only move along the radial direction of the limiting hole 11 under the driving of a threaded rod 8, the bottom of the pressing plate 2 is fixedly connected with a through pipe 3, the inside of the pressing plate 2 is provided with a through groove, the side surface of the through pipe 3 is fixedly connected with the inside of the through groove, the inside of the through pipe 3 is communicated with the inside of the main body 1, the through pipe 3 plays a role of fixing a metal dust screen 15, transmitting sound and cooling the inside of the mobile phone, the bottom end of the through pipe 3 is connected with a first fixed pipe 14 through screw threads, the bottom end of the first fixed pipe 14 is connected with a second fixed pipe 16 through screw threads, the bottom end of the first fixed pipe 14 is movably connected with a metal dustproof net 15, the bottom of the metal dustproof net 15 is movably connected with the top end of the second fixed pipe 16, the metal dustproof net 15 is fixed between the two pipes through a clamping mechanism consisting of the first fixed pipe 14 and the second fixed pipe 16, through the mutual cooperation among the through pipe 3, the first fixing pipe 14, the metal dust screen 15 and the second fixing pipe 16, can rotate first fixed pipe 14 and will be located the metal dust screen 15 of siphunculus 3 bottom and take off, reach and be convenient for carry out abluent effect to metal dust screen 15 inside, solved and left main part 1 when the bottom of siphunculus 3, with the instrument with the outside spot clearance of metal dust screen 15 back that finishes, be difficult to carry out the problem of clearing up the inside dust of metal dust screen 15.

The inner wall of the through hole 4 is fixedly connected with a fixed ring 18, the fixed ring 18 is made of silica gel, when the through pipe 3 is retracted into the through hole 4, the fixed ring 18 fills up the gap between the through pipe 3 and the through hole 4 to prevent dust from entering the main body 1, a sealing ring 17 is fixedly sleeved on the side surface of the first fixed pipe 14, the side surface of the sealing ring 17 is movably connected with the inside of the fixed ring 18, the inner bottom wall of the main body 1 is provided with a fixed groove 5, the inner bottom wall of the fixed groove 5 is fixedly connected with a spring 6, the top end of the spring 6 is fixedly connected with the bottom of the pressing plate 2, the top of the pressing plate 2 is provided with a bearing groove, the inside of the bearing groove is fixedly connected with a bearing 7, the inside of the bearing 7 is connected with a threaded rod 8, the side surface of the threaded rod 8 is fixedly connected, threaded rod 8's side surface fixedly connected with limiting plate 13, limiting groove 12 has been seted up to bearing 7's inside, limiting plate 13's side surface and limiting groove 12's inside swing joint, threaded hole 9 has been seted up to main part 1's inside, threaded rod 8's side surface and threaded hole 9's inside threaded connection, through-plate 2, siphunculus 3, through-hole 4, fixed slot 5, spring 6, bearing 7, threaded rod 8, mutually support between the threaded hole 9, can be through rotating threaded rod 8, make clamp plate 2 remove, thereby make and be located the inside metal dust screen 15 of through-hole 4 and move down to main part 1 outside, reached and be convenient for carry out the effect of clearing up to the dust screen for cell-phone speaker, the problem of traditional cell-phone speaker clearance difficulty after blockking up.

When the dustproof device is used, the tool bit of a screwdriver is inserted into a cross groove at the bottom end of a threaded rod 8, then the screwdriver is rotated to enable the threaded rod 8 to move downwards, after the threaded rod 8 moves, a pressing plate 2 connected with the threaded rod 8 through a bearing 7 moves downwards together under the action of the threaded rod 8, the pressing plate 2 moves downwards to enable a through pipe 3 to descend until a first fixing pipe 14, a metal dustproof net 15 and a second fixing pipe 16 which are positioned at the bottom end of the through pipe 3 all leave the through hole 4, the screwdriver stops rotating, in the process of moving the through pipe 3 downwards, a sealing ring 17 pushes out dust and sundries accumulated in the through hole 4, finally the first fixing pipe 14 is rotated to be separated from the through pipe 3, at the moment, the first fixing pipe 14, the second fixing pipe 16 and the metal dustproof net 15 are separated from a main body 1, only the second fixing pipe 16 needs to be screwed to separate the second fixing pipe 16 from the first fixing pipe 14, and the metal dustproof net 15 clamped between the two pipes can be taken, so that the inner and outer sides of the metal dust screen 15 are cleaned.

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

Claims

1. A dust screen for electronic products, including main part (1) and clamp plate (2), its characterized in that: the bottom fixedly connected with siphunculus (3) of clamp plate (2), through-hole (4) have been seted up to the inside of main part (1), the inside swing joint of the side surface of siphunculus (3) and through-hole (4), fixed slot (5) have been seted up to the inner diapire of main part (1), the inner diapire fixedly connected with spring (6) of fixed slot (5), the top of spring (6) and the bottom fixed connection of clamp plate (2), the bearing groove has been seted up at the top of clamp plate (2), the inside fixedly connected with bearing (7) of bearing groove, the internal connection of bearing (7) has threaded rod (8), screw hole (9) have been seted up to the inside of main part (1), the inside threaded connection of the side surface and screw hole (9) of threaded rod (8).

2. The dust screen for electronic products of claim 1, wherein: the bottom fixedly connected with gag lever post (10) of clamp plate (2), spacing hole (11) have been seted up to the inner diapire of main part (1), gag lever post (10) and the inside swing joint in spacing hole (11).

3. The dust screen for electronic products of claim 1, wherein: the side surface of threaded rod (8) fixedly connected with limiting plate (13), spacing groove (12) have been seted up to the inside of bearing (7), the inside swing joint of side surface and spacing groove (12) of limiting plate (13).

4. The dust screen for electronic products of claim 1, wherein: the threaded rod (8) is located inside the spring (6), the side surface of the threaded rod (8) is movably connected with the inside of the spring (6), and a cross groove is formed in the bottom end of the threaded rod (8).

5. The dust screen for electronic products of claim 1, wherein: the bottom threaded connection of siphunculus (3) has first fixed pipe (14), the bottom threaded connection of first fixed pipe (14) has the fixed pipe of second (16), the bottom swing joint of first fixed pipe (14) has metal dust screen (15), the bottom of metal dust screen (15) and the top swing joint of the fixed pipe of second (16).

6. The dust screen for electronic products of claim 5, wherein: the inner wall of through-hole (4) fixedly connected with retainer plate (18), sealing washer (17) have been cup jointed to the side surface of first fixed pipe (14) is fixed, the inside swing joint of side surface and retainer plate (18) of sealing washer (17).