CN216485904U

CN216485904U - Shutter structure of easily assembling

Info

Publication number: CN216485904U
Application number: CN202123286691.0U
Authority: CN
Inventors: 邓良军; 冯亮; 蒋亮
Original assignee: Foshan City Hs Optoelectronic Products Co ltd
Current assignee: Foshan City Hs Optoelectronic Products Co ltd
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-05-10
Anticipated expiration: 2031-12-24

Abstract

The utility model discloses an easily assembled shutter structure, which is characterized in that the shutter structure comprises an outer frame, a base, a shutter component and a buckle cover, wherein the base is arranged in the outer frame, the shutter component is arranged on the base, the buckle cover is buckled above the base, the outer side of the buckle cover is jointed with the inner wall of the outer frame, and the base and the buckle cover are provided with through light holes; the shutter component comprises a coil, an iron core, a permanent magnet, a rotating part and a blocking piece, wherein the coil is wound on the iron core, the permanent magnet is arranged at one end of the iron core, one end of the rotating part is connected with the permanent magnet, and the other end of the rotating part is connected with the blocking piece. The utility model discloses be provided with frame and buckle closure, through the lock of buckle closure and base, can realize shutter subassembly fixed, set up the outside of buckle closure simultaneously and laminate mutually with the inner wall of frame for being connected between buckle closure and the base is more reliable, from this, need not to adopt screw or other fasteners can realize fixing between buckle closure, frame and the base, has simplified the equipment mode of shutter structure, has improved the efficiency of equipment.

Description

Shutter structure of easily assembling

Technical Field

The utility model relates to a shutter structure field especially relates to a shutter structure of easily assembling.

Background

The shutter structure is usually applied to optical devices such as thermal infrared imagers, and the shutter structure is including the shutter shell that is equipped with logical unthreaded hole, establish the blade that is used for sheltering from logical unthreaded hole, be used for driving blade wobbling shutter assembly and upper cover, and current shutter structure adopts screw or other fasteners to realize fixing between upper cover and the shell, and the installation is loaded down with trivial details, and the efficiency of equipment is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easily assembled shutter structure to solve one or more technical problem among the above-mentioned background art.

To achieve the purpose, the utility model adopts the following technical proposal:

a shutter structure easy to assemble comprises an outer frame, a base, a shutter component and a buckle cover, wherein the base is arranged in the outer frame, the shutter component is arranged on the base, the buckle cover is buckled above the base, the outer side of the buckle cover is attached to the inner wall of the outer frame, and the base and the buckle cover are provided with through light through holes; the shutter assembly comprises a coil, an iron core, a permanent magnet, a rotating piece and a blocking piece, wherein the coil is wound on the iron core, the permanent magnet is arranged at one end of the iron core, one end of the rotating piece is connected with the permanent magnet, and the other end of the rotating piece is connected with the blocking piece;

when the coil is electrified, the permanent magnet drives the rotating piece to rotate, so that the blocking piece is far away from the light through hole; when the coil is electrified reversely, the permanent magnet drives the rotating piece to rotate in the opposite direction, so that the blocking piece blocks the light through hole.

Preferably, the inner side of the outer frame is provided with a limiting table, and the bottom of the base is attached to the limiting table.

Preferably, the base is provided with a mounting groove for accommodating the iron core, the coil, the rotating member and the permanent magnet.

Preferably, be equipped with first pivot and second pivot on the mounting groove, the bottom that rotates the piece rotate connect in first pivot, the top that rotates the piece is equipped with the spacer pin, first spacing groove has been seted up on the separation blade, the spacer pin with first spacing groove sliding fit, the one end of separation blade rotate connect in the second pivot.

Preferably, the buckle cover is provided with a rotating shaft hole and a second limiting groove, the rotating shaft hole corresponds to the first rotating shaft, and the limiting pin is in sliding fit with the second limiting groove.

Preferably, the shutter assembly further comprises a circuit board, a conductive contact is arranged on one side of the circuit board, the circuit board is arranged on the base, a third limiting groove is formed in one side of the outer frame, and the conductive contact is arranged on the third limiting groove.

The utility model has the advantages that: the utility model discloses be provided with frame and buckle closure, through the lock of buckle closure and base, can realize shutter subassembly fixed, set up the outside of buckle closure simultaneously and laminate mutually with the inner wall of frame for being connected between buckle closure and the base is more reliable, from this, need not to adopt screw or other fasteners can realize fixing between buckle closure, frame and the base, has simplified the equipment mode of shutter structure, has improved the efficiency of equipment.

Drawings

The accompanying drawings are provided to further illustrate the present invention, but the content in the accompanying drawings does not constitute any limitation to the present invention.

FIG. 1 is an exploded view of the overall structure of one embodiment of the present invention;

FIG. 2 is a schematic diagram of the internal structure of one embodiment of the present invention;

fig. 3 is a schematic structural diagram of an outer frame according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a base according to an embodiment of the present invention;

fig. 5 is a schematic structural view of the fastening cover and the base according to one embodiment of the present invention.

Wherein: the structure comprises an outer frame 1, a base 2, a buckle cover 3, a coil 41, an iron core 42, a permanent magnet 43, a rotating part 44, a baffle 45, a limiting table 11, a mounting groove 21, a first rotating shaft 22, a second rotating shaft 23, a limiting pin 441, a first limiting groove 451, a rotating shaft hole 31, a second limiting groove 32, a circuit board 5, a conductive contact piece 51, a third limiting groove 12 and a light hole 33.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

Referring to fig. 1 and 2, the shutter structure easy to assemble in this embodiment includes an outer frame 1, a base 2, a shutter assembly, and a cover 3, wherein the base 2 is disposed in the outer frame 1, the shutter assembly is disposed on the base 2, the cover 3 is fastened above the base 2, an outer side of the cover 3 is attached to an inner wall of the outer frame 1, and the base 2 and the cover 3 are both provided with light-passing holes penetrating up and down; the shutter component comprises a coil 41, an iron core 42, a permanent magnet 43, a rotating piece 44 and a blocking piece 45, wherein the coil 41 is wound on the iron core 42, the permanent magnet 43 is arranged at one end of the iron core 42, one end of the rotating piece 44 is connected with the permanent magnet 43, and the other end of the rotating piece 44 is connected with the blocking piece 45;

in the initial state, the blocking piece 45 blocks the light through hole, and the shutter is in a closed state; when the coil 41 is electrified, the permanent magnet 43 drives the rotating piece 44 to rotate, so that the blocking piece 45 is far away from the light through hole, and the shutter is in an open state; when the coil 41 is energized in the reverse direction, the permanent magnet 43 drives the rotating member 44 to rotate in the reverse direction, so that the shutter 45 blocks the light-transmitting hole, and the shutter returns to the closed state.

When the shutter structure of the present embodiment is assembled, the shutter assembly is first installed on the base 2, then the cover 3 is fastened above the base 2, and finally the fastened cover 3 and the base 2 are installed in the outer frame 1, so that the assembly of the shutter structure can be completed. Wherein, the edge of the four sides of buckle closure 3 has vertical downwardly extending's curb plate, when buckle closure 3 lock is in the top of base 2, the inboard of curb plate is laminated with the outside of base 2 mutually, thereby realize being connected between buckle closure 3 and the base 2, and after buckle closure 3 and frame 1 installation, the inboard of frame 1 can offset with the outside of the curb plate of buckle closure 3, frame 1's inboard extrudees the curb plate promptly, make the curb plate produce the inside elastic deformation of direction, thereby realize being connected between frame 1 and the buckle closure 3, still make the connection between buckle closure 3 and the base 2 inseparabler simultaneously.

Specifically, one end of the iron core 42 is provided with a broken ring structure, and the permanent magnet 43 and the rotating member 44 are disposed in the ring structure, whereby one end of the iron core 42 is wound around the outside of the permanent magnet 43, so that the magnetic field generated by the coil 41 can sufficiently act on the permanent magnet 43.

Preferably, referring to fig. 3, the middle lower part of the inner side of the outer frame 1 is provided with a limiting platform 11 extending inwards, and when the buckle cover 3 is installed on the outer frame 1, the limiting platform 11 is attached to the bottom of the base 2. From this, spacing platform 11 plays limiting displacement to base 2, when convenient the equipment and the location to base 2 in the use for be connected between base 2 and the frame 1 compacter.

Preferably, referring to fig. 4, the surface of the base 2 is provided with a mounting groove 21, and the iron core 42, the coil 41, the rotating member 44 and the permanent magnet 43 are all mounted in the mounting groove 21. From this, through seting up mounting groove 21 on base 2 for behind shutter assembly installs base 2, shutter assembly is not higher than base 2's upper surface, laminates mutually with the upper surface of buckle closure 3 inside bottom surface to buckle closure 3 this moment, can fix shutter assembly in the installation space that buckle closure 3 and mounting groove 21 formed, need not to use connecting pieces such as bolt can realize shutter assembly's fixing, and the equipment is convenient.

Preferably, the mounting groove 21 is provided with a first rotating shaft 22 and a second rotating shaft 23, the first rotating shaft, the second rotating shaft and the base 2 are integrally manufactured, and the first rotating shaft, the second rotating shaft and the base can be realized in a CNC (computer numerical control) machining or injection molding machining mode; the bottom end of the rotating part 44 is rotatably connected to the first rotating shaft 22, a plurality of convex blocks are arranged on the outer side of the bottom end of the rotating part 44, and the permanent magnet 43 is sleeved on the outer sides of the convex blocks to realize interference fit between the rotating part 44 and the permanent magnet 43, so that when the coil 41 is electrified, the permanent magnet 43 can drive the rotating part 44 to rotate; the top of the rotating member 44 is provided with a limit pin 441, and the limit pin 441 and the first rotating shaft 22 are not in the same straight line, that is, when the rotating member 44 rotates, the motion track of the limit pin 441 is arc; the blocking piece 45 is provided with a first limiting groove 451, the first limiting groove 451 is a straight groove, the limiting pin 441 is in sliding fit with the first limiting groove 451, and one end of the blocking piece 45 is rotatably connected to the second rotating shaft 23, so that when the limiting pin 441 moves, the blocking piece 45 is pushed to swing along the second rotating shaft 23, and the opening or closing action of the shutter is completed.

Preferably, referring to fig. 5, the buckle cover 3 is provided with a rotating shaft hole 31 and a second limiting groove 32, the rotating shaft hole 31 corresponds to the first rotating shaft 22, and the limiting pin 441 is in sliding fit with the second limiting groove 32. Through seting up pivot hole 31 on buckle closure 3 to make pivot hole 31 correspond with first pivot 22, not only played the limiting displacement of buckle closure 3 with base 2 lock, still played the upper and lower limiting displacement to rotating member 44 and separation blade 45, realized rotating member 44 and rotate the connection on base 2, and realized that separation blade 45 swings under the drive of rotating member 44. The second limiting groove 32 is formed in the buckle cover 3, the limiting pin 441 is in sliding fit with the second limiting groove 32, and the movement track of the second limiting groove 32 coincides with that of the limiting pin 441, so that the rotation of the rotating piece 44 is limited, and the movement reliability of the rotating piece 44 is improved.

Preferably, the shutter assembly further comprises a circuit board 5, a conductive contact 51 is arranged on one side of the circuit board 5, the circuit board 5 is arranged on the base 2, the circuit board 5 is electrically connected with the conductive contact 51 and the coil 41 respectively, so that an external circuit supplies power to the coil 41 to realize the opening or closing action of the shutter, a third limiting groove 12 is formed in one side of the outer frame 1, and the conductive contact 51 is arranged on the third limiting groove 12 to facilitate wiring.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive step, and these embodiments are all intended to fall within the scope of the present invention.

Claims

1. A shutter structure easy to assemble is characterized by comprising an outer frame, a base, a shutter component and a buckle cover, wherein the base is arranged in the outer frame, the shutter component is arranged on the base, the buckle cover is buckled above the base, the outer side of the buckle cover is attached to the inner wall of the outer frame, and the base and the buckle cover are provided with through light through holes; the shutter assembly comprises a coil, an iron core, a permanent magnet, a rotating piece and a blocking piece, wherein the coil is wound on the iron core, the permanent magnet is arranged at one end of the iron core, one end of the rotating piece is connected with the permanent magnet, and the other end of the rotating piece is connected with the blocking piece;

2. The shutter structure easy to assemble according to claim 1, wherein a limit table is disposed on an inner side of the outer frame, and a bottom of the base is attached to the limit table.

3. The shutter structure easy to assemble according to claim 1, wherein the base is provided with mounting grooves for accommodating the iron core, the coil, the rotating member, and the permanent magnet.

4. The shutter structure of claim 3, wherein the mounting groove has a first shaft and a second shaft, the bottom of the rotating member is rotatably connected to the first shaft, the top of the rotating member has a limiting pin, the blocking piece has a first limiting groove, the limiting pin is slidably engaged with the first limiting groove, and one end of the blocking piece is rotatably connected to the second shaft.

5. The shutter structure of claim 4, wherein the cover has a shaft hole and a second limiting groove, the shaft hole corresponds to the first shaft, and the limiting pin is slidably engaged with the second limiting groove.

6. The shutter structure of claim 1, wherein the shutter assembly further comprises a circuit board, one side of the circuit board is provided with a conductive contact, the circuit board is disposed on the base, one side of the outer frame is provided with a third limiting groove, and the conductive contact is disposed on the third limiting groove.