CN215419819U

CN215419819U - Voice coil motor capable of reciprocating up and down

Info

Publication number: CN215419819U
Application number: CN202122094726.4U
Authority: CN
Inventors: 杨振
Original assignee: Hengjingtai Shenzhen Technology Co ltd
Current assignee: Hengjingtai Shenzhen Technology Co ltd
Priority date: 2021-09-01
Filing date: 2021-09-01
Publication date: 2022-01-04
Anticipated expiration: 2031-09-01

Abstract

The utility model discloses a voice coil motor capable of reciprocating up and down, which comprises: the motor comprises a machine body, wherein a mounting cavity is formed in the machine body, a motor is arranged in the mounting cavity, and an output shaft of the motor penetrates out of the machine body; the mounting assembly comprises a mounting plate, the mounting plate is fixedly connected with the motor and the wall of the mounting cavity, and the surface of the mounting plate is provided with a plurality of threaded holes for mounting screws; the locking assembly is used for locking a screw which is installed in a threaded hole in a threaded manner, and comprises two moving plates, and a plurality of annular buckles are fixedly installed on the surfaces of the moving plates; and the driving assembly is used for providing driving force for the relative movement of the two moving plates. The plurality of buckles are controlled to move towards the screws in the plurality of threaded holes through the driving assembly until the end portions of the screws are clamped into the buckles, the screws are limited to rotate at the moment, and the screws are prevented from rotating due to the acting force of vibration.

Description

Voice coil motor capable of reciprocating up and down

Technical Field

The utility model relates to the technical field of motors, in particular to a voice coil motor capable of reciprocating up and down.

Background

A voice coil motor is a driving motor that generates a force in a magnetic field by an energizing coil, thereby directly converting electric energy into linear motion mechanical energy without any intermediate conversion mechanism.

The existing voice coil motor can vibrate in the use process, so that some screws in the machine body can rotate due to the vibration action force after being used for a long time, and the looseness and even the falling can occur in the long term.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the following defects in the prior art that the existing voice coil motor can vibrate in the use process, so that screws in the machine body can rotate due to the vibration acting force after long-time use, and can loosen and even fall off after long time use, and the voice coil motor capable of reciprocating up and down is provided.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a voice coil motor reciprocating up and down, comprising:

the motor comprises a machine body, wherein a mounting cavity is formed in the machine body, a motor is arranged in the mounting cavity, and an output shaft of the motor penetrates out of the machine body;

the mounting assembly is used for fixing the position of the motor in the mounting cavity and comprises a mounting plate, the mounting plate is fixedly connected with the motor and the wall of the mounting cavity, and the surface of the mounting plate is provided with a plurality of threaded holes for mounting screws;

the locking assembly is used for locking a screw which is installed in the threaded hole in a threaded manner, and comprises two moving plates, a plurality of annular buckles are fixedly installed on the surfaces of the moving plates, and the positions of openings of the buckles correspond to the positions of the threaded hole;

and the driving assembly is used for providing driving force for the relative movement of the two moving plates.

Preferably, drive assembly includes the bull stick, fixes the gear of cup jointing on the bull stick and two rack bars that are connected with gear engagement, the bull stick is perpendicular to be rotated and is installed in the surperficial center department of mounting panel, and the fixed cover of one end has connect the regulating wheel, two the tip of rack bar respectively with two movable plate fixed connection, and all through the surface sliding installation of stop block and mounting panel.

Preferably, the limiting part comprises a sliding rod, two limiting grooves are formed in the surface of the mounting plate, the two sliding rods are fixedly connected with the two rack rods respectively, and one end of each sliding rod is slidably mounted in the two limiting grooves respectively.

Preferably, the cavity wall fixed mounting has two hollow tubes in the installation cavity, sliding seal inserts and is equipped with the piston rod in the hollow tube, the lateral wall fixed mounting of hollow tube has the intake pipe rather than inside being linked together, the one end fixed mounting of hollow tube has the outlet duct rather than inside being linked together, all be equipped with the check valve in outlet duct and the intake pipe, the piston rod passes through the control of drive disk assembly and removes in the hollow tube by oneself.

Preferably, the transmission component comprises a mounting plate, the mounting plate is fixedly sleeved on an output shaft of the motor, and the surface of the mounting plate is vertically and fixedly connected with one end of each of the two piston rods.

Preferably, the inner wall of the buckle is provided with a rubber layer.

Compared with the prior art, the utility model has the beneficial effects that:

1. the working personnel can control the plurality of annular buckles to move towards the screws in the plurality of threaded holes through the driving assembly until the end parts of the screws are clamped and connected into the annular buckles, so that the screws are limited to rotate, the screw protection effect is achieved, and the phenomenon that the screws are loosened and even fall off due to the rotation of the acting force of vibration can be avoided;

2. after long-time use, the inside heat that can pile up of organism, and hollow tube and piston rod inside the organism are under drive disk assembly's cooperation, as long as the output shaft carries out reciprocating motion from top to bottom, and the piston rod just can carry out reciprocating motion together in the hollow tube to carry out reciprocating type collection and exhaust work with the accumulational steam in the organism, avoid the motor to be in the phenomenon that the high temperature environment worked and lead to the short circuit under the long-time in the organism.

Drawings

Fig. 1 is a schematic front perspective cross-sectional structure view of a voice coil motor that reciprocates up and down according to the present invention;

FIG. 2 is a schematic sectional view of a top perspective portion of a voice coil motor for reciprocating up and down according to the present invention;

fig. 3 is an enlarged view of a structure a in fig. 2.

In the figure: the device comprises a machine body 1, a mounting cavity 2, a motor 3, a mounting plate 4, a threaded hole 5, a moving plate 6, a buckle 7, a rotating rod 8, a gear 9, a rack rod 10, an adjusting wheel 11, a sliding rod 12, a limiting groove 13, a hollow tube 14, a piston rod 15, an air inlet tube 16, an air outlet tube 17 and a placing plate 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

The terms "upper", "lower", "left", "right", "middle" and "one" used in the present invention are for clarity of description, and are not used to limit the scope of the present invention, and the relative relationship between the terms and the modifications may be regarded as the scope of the present invention without substantial technical change.

Referring to fig. 1 to 3, a voice coil motor reciprocating up and down includes:

the motor comprises a motor body 1, wherein a mounting cavity 2 is formed in the motor body 1, a motor 3 is arranged in the mounting cavity 2, and an output shaft of the motor 3 penetrates out of the motor body 1;

the mounting assembly is used for fixing the position of the motor 3 in the mounting cavity 2 and comprises a mounting plate 4, the mounting plate 4 is fixedly connected with the motor 3 and the wall of the mounting cavity 2, and a plurality of threaded holes 5 for mounting screws are formed in the surface of the mounting plate 4;

the locking assembly is used for locking a screw which is installed in the threaded hole 5 in a threaded mode and comprises two moving plates 6, a plurality of annular buckles 7 are fixedly installed on the surfaces of the moving plates 6, and the opening positions of the buckles 7 correspond to the threaded hole 5;

and the driving assembly is used for providing driving force for the relative movement of the two moving plates 6.

In the embodiment of the technical scheme, when a plurality of screws enter a plurality of threaded holes 5, the worker can control the two movable plates 6 to be away from each other through the driving assembly, at the moment, a plurality of buckles 7 fixedly installed on the movable plates 6 can move towards the screws located in the threaded holes 5, and the screws are limited to rotate until the end parts of the screws are clamped into the buckles 7, so that the screw is protected, the screw protecting function is achieved, and the screws can come out of the buckles 7 by controlling the two movable plates 6 to be close to each other when the screws are required to be removed, so that the inner walls of the buckles 7 are not in contact with the screws, and the screw protecting device is convenient and fast.

According to the preferable technical scheme in the embodiment, the driving assembly comprises a rotating rod 8, a gear 9 fixedly sleeved on the rotating rod 8 and two rack rods 10 meshed with the gear 9, the rotating rod 8 is vertically rotatably installed in the center of the surface of the mounting plate 4, an adjusting wheel 11 is fixedly sleeved at one end of the rotating rod, the end parts of the two rack rods 10 are fixedly connected with the two moving plates 6 respectively, and the two rack rods are installed on the surface of the mounting plate 4 in a sliding mode through limiting parts. When the rotating rod 8 is rotated, the gear 9 is rotated, so that the two rack bars 10 engaged with the rotating rod move in opposite directions under the action of the limiting component, and the two moving plates 6 fixedly connected with the end parts of the two rack bars 10 respectively also move in opposite directions.

In the preferred technical scheme of this embodiment, the limiting component includes two sliding rods 12, two limiting grooves 13 are formed in the surface of the mounting plate 4, the two sliding rods 12 are respectively and fixedly connected with the two rack rods 10, and one end of each sliding rod is respectively and slidably mounted in the two limiting grooves 13. The slide bar 12 can move only in the stopper groove 13, thereby serving to support the rack bar 10 and also restricting the moving track of the rack bar 10.

According to the preferable technical scheme in the embodiment, two hollow pipes 14 are fixedly installed on the inner cavity wall of the installation cavity 2, a piston rod 15 is inserted in the hollow pipes 14 in a sliding sealing mode, an air inlet pipe 16 communicated with the inside of each hollow pipe 14 is fixedly installed on the side wall of each hollow pipe 14, an air outlet pipe 17 communicated with the inside of each hollow pipe 14 is fixedly installed at one end of each hollow pipe 14, check valves are arranged in the air outlet pipe 17 and the air inlet pipe 16, and the piston rod 15 is controlled to move in the hollow pipes 14 through a transmission component. The direction of conduction of the check valve in the outlet duct 17 is from the interior of the hollow tube 14 to the exterior of the machine body 1, the direction of conduction of the check valve in the inlet duct 16 is from the installation cavity 2 to the hollow tube 14, when the piston rod 15 moves upwards in the hollow tube 14, the space between the end of the piston rod 15 and the hollow tube 14 becomes smaller at the moment, so that the pressure is increased, the gas in the hollow tube 14 can be extruded out of the machine body 1 from the outlet duct 17 at the moment, when the piston rod 15 moves downwards in the hollow tube 14, the space between the end of the piston rod 15 and the hollow tube 14 becomes larger at the moment, so that the pressure is reduced, the inlet duct 16 communicated with the interior of the hollow tube 14 can suck hot gas in the installation cavity 2 into the hollow tube 14, and then the hot gas is extruded out when the piston rod 15 moves upwards next time.

In the preferred technical scheme of this embodiment, the transmission component includes a mounting plate 18, the mounting plate 18 is fixedly sleeved on the output shaft of the motor 3, and the surface of the mounting plate is vertically and fixedly connected with one end of each of the two piston rods 15. After the motor 3 is started, the output shaft can make reciprocating motion in the vertical direction, so that the placing plate 18 fixedly sleeved on the output shaft can make reciprocating motion together, and the two piston rods 15 vertically and fixedly connected with the surface of the placing plate 18 can make reciprocating motion in the vertical direction in the two hollow pipes 14 at the moment, so that reciprocating air suction and exhaust work is realized to achieve the effect of heat dissipation.

In the preferred technical scheme of this embodiment, buckle 7 inner wall is equipped with the rubber layer. The rubber layer has good elasticity and viscidity, so that the friction force between the inner wall of the buckle 7 and the surface contact surface of the screw is increased, and the effect of limiting the screw to rotate by the buckle 7 is better.

In the present invention, the terms "mounted," "connected," "secured," and the like are to be construed broadly unless otherwise specifically indicated and limited.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A voice coil motor which reciprocates up and down, comprising:

the motor comprises a machine body (1), wherein a mounting cavity (2) is formed in the machine body (1), a motor (3) is arranged in the mounting cavity (2), and an output shaft of the motor (3) penetrates out of the machine body (1);

the mounting assembly is used for fixing the position of the motor (3) in the mounting cavity (2), and comprises a mounting plate (4), the mounting plate (4) is fixedly connected with the motor (3) and the cavity wall of the mounting cavity (2), and a plurality of threaded holes (5) for mounting screws are formed in the surface of the mounting plate (4);

the locking assembly is used for locking a screw which is installed in the threaded hole (5) in a threaded mode and comprises two moving plates (6), a plurality of annular buckles (7) are fixedly installed on the surfaces of the moving plates (6), and the positions of openings of the buckles (7) correspond to the positions of the threaded hole (5);

and the driving assembly is used for providing driving force for relative movement of the two moving plates (6).

2. The voice coil motor capable of reciprocating up and down as claimed in claim 1, wherein the driving assembly comprises a rotating rod (8), a gear (9) fixedly sleeved on the rotating rod (8) and two rack rods (10) engaged with the gear (9), the rotating rod (8) is vertically and rotatably installed at the center of the surface of the mounting plate (4), an adjusting wheel (11) is fixedly sleeved at one end of the rotating rod, the end portions of the two rack rods (10) are respectively fixedly connected with the two moving plates (6) and are both slidably installed on the surface of the mounting plate (4) through a limiting component.

3. The voice coil motor which reciprocates up and down according to claim 2, wherein the limiting component comprises a sliding rod (12), two limiting grooves (13) are formed in the surface of the mounting plate (4), the two sliding rods (12) are respectively fixedly connected with the two rack rods (10), and one end of each sliding rod is respectively slidably mounted in the two limiting grooves (13).

4. The voice coil motor capable of reciprocating up and down according to claim 1, wherein two hollow tubes (14) are fixedly installed on the inner cavity wall of the installation cavity (2), a piston rod (15) is inserted in the hollow tubes (14) in a sliding sealing manner, an air inlet tube (16) communicated with the inside of the hollow tubes is fixedly installed on the side wall of the hollow tubes (14), an air outlet tube (17) communicated with the inside of the hollow tubes is fixedly installed at one end of each hollow tube (14), one-way valves are arranged in the air outlet tube (17) and the air inlet tube (16), and the piston rod (15) is controlled to move in the hollow tubes (14) through a transmission component.

5. The voice coil motor capable of reciprocating up and down as claimed in claim 4, wherein the transmission component comprises a mounting plate (18), the mounting plate (18) is fixedly sleeved on the output shaft of the motor (3), and the surface of the mounting plate is vertically and fixedly connected with one end of each of the two piston rods (15).

6. A voice coil motor reciprocating up and down according to claim 1, characterized in that the inner wall of the buckle (7) is provided with a rubber layer.