CN216927344U

CN216927344U - Inner buckle type optical filter switcher

Info

Publication number: CN216927344U
Application number: CN202220432568.0U
Authority: CN
Inventors: 李道红
Original assignee: Anhui Qimeng Photoelectric Technology Co ltd
Current assignee: Anhui Qimeng Photoelectric Technology Co ltd
Priority date: 2022-03-01
Filing date: 2022-03-01
Publication date: 2022-07-08
Anticipated expiration: 2032-03-01

Abstract

The utility model provides an internal buckle type optical filter switcher, belongs to the technical field of optical filter switchers, and is used for solving the technical problems that an existing external buckle type optical filter switcher connecting structure is low in buckle strength and easy to break. Including integral type base and switch main part, the switch main part includes a grafting portion and a spacing portion, the both sides of grafting portion are provided with the fixture block, the integral type base includes integral type base and connecting seat, the lens base is an overall structure with the connecting seat, be provided with the slot that runs through in the connecting seat, grafting portion is pegged graft in the slot, the joint groove with fixture block matched with is all seted up to the both sides of slot, be provided with electromagnetic drive switching mechanism and tray in the switch main part, the tray is connected with electromagnetic drive switching mechanism, load the light filter on the tray, drive the tray through electromagnetic drive switching mechanism and remove, carry out the light filter and switch. The inner buckle type optical filter switcher has the advantages of high structural strength, simplicity in assembly and stability in connection.

Description

Inner buckle type optical filter switcher

Technical Field

The utility model belongs to the technical field of optical filter switchers, and relates to an internal buckle type optical filter switcher.

Background

The filter switch is an important component of a camera device, and in order to have clear images in the day and at night, the filter switch needs to have two filters to filter different lights in the day and at night. The IR-CUT double-filter means that a group of filters is arranged in a camera lens group, and when an infrared sensing point outside the camera lens detects the change of the intensity of light rays, the built-in IR-CUT automatic switching filter can automatically switch according to the intensity of external light rays, so that the image achieves the best effect. The optical filter switcher is widely applied to day and night type monitoring cameras at present, is usually matched with a lens mount for use, and mainly comprises a base, an upper cover and an internal switching mechanism, wherein the switching mechanism is electromagnetically driven and is also driven by a motor.

The existing optical filter switcher and the lens mount are integrated and split, the split structure lens mount needs to be assembled with the optical filter switcher for use, and the existing split structure is usually connected by adopting buckles or screws. As the chinese patent literature discloses a novel buckle structure [ application number: 201621185346.4; publication No.: CN206532008U, both ends of one side of base all are equipped with the buckle, and the bilateral symmetry of two light filter switches is equipped with the fixture block, carries out the joint through buckle and fixture block. The buckle structure is an external buckle connection mode, the buckle is arranged on the outer side of the base, and the buckle of the external buckle connection structure is low in strength and easy to break.

Therefore, the inner buckle type optical filter switcher is high in structural strength, simple to assemble and stable in connection.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides an internal buckle type optical filter switcher, which aims to solve the technical problems that: how to design an interior buckle formula light filter switch that structural strength is high, the assembly is simple, connects stably.

The purpose of the utility model can be realized by the following technical scheme:

the utility model provides an interior buckle formula light filter switch, including integral type base and switch main part, the switch main part includes a grafting portion and a spacing portion, spacing position in one side of grafting portion, the both sides of grafting portion are provided with the fixture block, the integral type base includes integral type base and includes lens mount and connecting seat, the lens mount sets up the top at the connecting seat, lens mount and connecting seat be an overall structure, be provided with the slot that runs through in the connecting seat, grafting portion pegs graft in the slot, the joint groove with fixture block matched with is all seted up to the both sides of slot, the fixture block carries out the joint with the joint groove, be provided with electromagnetic drive switching mechanism and tray in the switch main part, the tray is connected with electromagnetic drive switching mechanism, load the light filter on the tray, it removes to drive the tray through electromagnetic drive switching mechanism, carry out the light filter and switch.

And one end of the connecting seat is provided with a limiting groove matched with the limiting part, the limiting groove is positioned at the insertion end of the slot, and the limiting part is inserted into the limiting groove.

Structure more than adopting, when switch main part and integral type base assemble, the grafting portion of switch main part inserts in the slot, the fixture block joint is to the joint inslot, joint form convenient assembling, the slot can carry on spacingly, the joint slot site is on the inner wall of connecting seat, can avoid the easy cracked phenomenon of buckle among current buckle and the fixture block form connection structure, guarantee connection structure intensity and precision, spacing portion inserts in the spacing groove, can further carry on spacingly to the switch main part, further improve the stability and the assembly precision of connecting, improve connection structure's intensity simultaneously.

The switcher main body comprises a mounting seat and a cover plate, the cover plate is connected with the mounting seat in a buckling mode, the inserting portion and the limiting portion are arranged on the mounting seat, and the electromagnetic drive switching mechanism and the tray are installed in the mounting seat.

By adopting the structure, the cover plate is clamped with the mounting seat, so that the installation and the disassembly are convenient, and the later-stage maintenance and part replacement are convenient.

The electromagnetic drive switching mechanism comprises a magnetic conduction block, a coil, a magnet and a swing needle, wherein the magnetic conduction block is U-shaped, the coil is sleeved on one side arm of the magnetic conduction block, a mandrel is arranged inside the mounting seat, the magnet and the swing needle are sleeved on the mandrel, the magnet is located on the upper portion of the swing needle and located at an opening of the magnetic conduction block, the swing needle is connected with the tray, the tray is arranged in the mounting seat in a sliding mode, a wiring terminal is arranged on one side of the switcher main body, and a connecting wire of the wiring terminal is connected with the coil.

By adopting the structure, the magnetic conduction block, the coil and the magnet are mutually matched, after being electrified, an electromagnetic effect is generated to drive the swinging needle to rotate, and the swinging needle drives the tray to perform displacement switching, so that the switching of the optical filter is realized.

A wiring groove is formed in one side of the mounting base, and a connecting wire of the wiring terminal penetrates through the wiring groove and is connected with the coil; the wiring groove is formed in the mounting base, so that the wiring terminal can be connected conveniently.

Compared with the prior art, the inner buckle type optical filter switcher has the following advantages:

1. the switch main part passes through joint form assembly with the integral type base, and during the grafting portion of switch main part inserted the slot, the back of pegging graft target in place, during the fixture block joint arrived the joint groove, spacing portion inserted the spacing groove, and the slot can carry on spacingly to grafting portion, and the spacing groove can carry on spacingly to spacing portion, and the switch main part is simple with the assembly of integral type base, connects stably, and the cooperation precision is high, and the joint groove is seted up on the inner wall of connecting seat, and structural strength is high, and is not fragile.

2. The switch main part middle cover plate is connected with the mounting seat in a clamped mode, installation and disassembly are convenient, the electromagnetic drive switching mechanism is installed in the mounting seat, the internal structure is simple, and later-stage maintenance and replacement of parts are convenient.

Drawings

FIG. 1 is a schematic view of the upper axis side of the present invention;

FIG. 2 is a schematic view of the lower axial side structure of the present invention;

FIG. 3 is a schematic view of the upper axis side structure of the present invention in a split state;

FIG. 4 is a schematic view of the split lower shaft side structure of the present invention;

FIG. 5 is a schematic view of the construction of the one-piece base of the present invention;

FIG. 6 is a schematic diagram of the internal structure of the switch body according to the present invention;

FIG. 7 is a schematic view of the structure of the electromagnetic drive switching mechanism of the present invention;

FIG. 8 is an exploded view of the solenoid actuated switching mechanism of the present invention;

in the figure: 1. an integral base; 101. a lens mount; 102. a connecting seat; 103. a slot; 104. a limiting groove; 105. a clamping groove; 2. a switcher body; 201. a mounting seat; 202. a cover plate; 203. a clamping block; 3. a wiring terminal; 4. an electromagnetic drive switching mechanism; 401. a magnetic conduction block; 402. a coil; 403. a magnet; 404. needle swinging; 405. a mandrel; 5. a tray.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-8, this embodiment provides an internal-snap-in optical filter switcher, which includes an integrated base 1 and a switcher body 2, the switcher body 2 includes an inserting portion and a limiting portion, the limiting portion is located at one side of the inserting portion, two sides of the inserting portion are provided with a clamping block 203, the integrated base 1 includes an integrated base 1 including a lens base 101 and a connecting base 102, the lens base 101 is disposed above the connecting base 102, the lens base 101 and the connecting base 102 are an integrated structure, the connecting base 102 is provided with a through slot 103, the inserting portion is inserted in the slot 103, two sides of the slot 103 are both provided with clamping grooves 105 matching with the clamping block 203, the clamping block 203 is clamped with the clamping grooves 105, the switcher body 2 is provided with an electromagnetic driving switching mechanism 4 and a tray 5, the tray 5 is connected with the electromagnetic driving switching mechanism 4, the tray 5 is loaded with an optical filter, the tray 5 is driven to move by the electromagnetic drive switching mechanism 4, and the optical filter is switched.

One end of the connecting seat 102 is provided with a limiting groove 104 matched with the limiting part, the limiting groove 104 is positioned at the insertion end of the slot 103, and the limiting part is inserted into the limiting groove 104; during switch main part 2 and the assembly of integral type base 1, during the grafting portion of switch main part 2 inserts slot 103, fixture block 203 joint is to joint groove 105, joint form convenient assembling, slot 103 can be spacing, joint groove 105 is located the inner wall of connecting seat 102, can avoid the easy cracked phenomenon of buckle among current buckle and the fixture block form connection structure, guarantee connection structure intensity and precision, spacing portion inserts in spacing groove 104, can further carry on spacingly to switch main part 2, further improve the stability and the assembly precision of connecting, improve connection structure's intensity simultaneously.

The switcher main body 2 comprises a mounting seat 201 and a cover plate 202, the cover plate 202 is connected with the mounting seat 201 in a buckling mode, an inserting part and a limiting part are arranged on the mounting seat 201, and an electromagnetic drive switching mechanism 4 and a tray 5 are arranged in the mounting seat 201; the cover plate 202 is clamped with the mounting seat 201, so that the installation and the disassembly are convenient, and the later-stage maintenance and the replacement of parts are convenient.

The electromagnetic drive switching mechanism 4 comprises a magnetic conduction block 401, a coil 402, a magnet 403 and a swinging needle 404, the magnetic conduction block 401 is U-shaped, the coil 402 is sleeved on one side arm of the magnetic conduction block 401, a mandrel 405 is arranged inside the mounting seat 201, the magnet 403 and the swinging needle 404 are sleeved on the mandrel 405, the magnet 403 is located at the upper part of the swinging needle 404, the magnet 403 is located at an opening of the magnetic conduction block 401, the swinging needle 404 is connected with a tray 5, the tray 5 is slidably arranged in the mounting seat 201, one side of the switcher main body 2 is provided with a connecting terminal 3, and a connecting wire of the connecting terminal 3 is connected with the coil 402; through magnetic conduction block 401, coil 402 and magnetite 403 mutually supporting, after the circular telegram, produce electromagnetic effect, drive balance staff 404 rotates, and balance staff 404 drives tray 5 and carries out the displacement switching to realize the switching of light filter, the mode that switches through electromagnetic effect drive light filter among the light filter switch is prior art, and concrete principle is no longer described in detail.

A wiring slot is formed in one side of the mounting seat 201, and a connecting wire of the wiring terminal 3 penetrates through the wiring slot and is connected with the coil 402; the mounting base 201 is provided with a wiring slot for facilitating the connection of the wiring terminal 3.

The working principle of the utility model is as follows:

in the inner buckle type optical filter switcher, during assembly, the electromagnetic drive switching mechanism 4 and the tray 5 are installed in the installation seat 201, and then the cover plate 202 is clamped on the installation seat 201, so that the assembly of the switcher main body 2 is completed; the inserting part of the switcher main body 2 is inserted into the slot 103 on the side surface of the integrated base 1, the inserting part of the switcher main body 2 is inserted into the slot 103, after the inserting is in place, the clamping block 203 is clamped into the clamping groove 105, the limiting part is inserted into the limiting groove 104, the side surface of the limiting part is tightly attached to the inner wall of the limiting groove 104, the slot 103 can limit the inserting part, the limiting groove 104 can limit the limiting part, the switcher main body 2 is stably connected with the integrated base 1, the clamping groove 105 is positioned on the inner wall of the connecting seat 102, the phenomenon that a buckle in an existing buckle and clamping block type connecting structure is easy to break can be avoided, and the strength and the assembly precision of the connecting structure are guaranteed; the switcher main body 2 and the integrated base 1 are assembled in a clamping mode, so that the assembly is convenient, simple and efficient; the cover plate 202 is clamped with the mounting seat 201, so that the installation and the disassembly are convenient, and the later-stage maintenance and the replacement of parts are convenient. When the optical filter switcher is used, the optical filter switcher is connected with equipment through the wiring terminal 3, the installation is convenient, after the optical filter switcher is electrified, the electromagnetic drive switching mechanism 4 operates, the magnetic conduction block 401, the coil 402 and the magnet 403 are mutually matched to generate an electromagnetic effect, the swinging needle 404 is driven to rotate, and the swinging needle 404 drives the tray 5 to perform displacement switching, so that the switching of the optical filter is realized.

According to the internal buckle type optical filter switcher provided by the utility model, the switcher main body 2 and the integrated base 1 are assembled in a clamping manner, the inserting part of the switcher main body 2 is inserted into the inserting groove 103, after the inserting is in place, the clamping block 203 is clamped into the clamping groove 105, the limiting part is inserted into the limiting groove 104, the inserting part can be limited by the inserting groove 103, the limiting groove 104 can limit the limiting part, the switcher main body 2 and the integrated base 1 are simple to assemble, stable in connection and high in matching precision, and the clamping groove 105 is formed in the inner wall of the connecting seat 102, so that the structure strength is high, and the integrated base is not easy to damage; switch main part 2 middle cover plate 202 and mount pad 201 joint, the installation and the dismantlement of being convenient for, electromagnetic drive switching mechanism 4 is installed in mount pad 201, and inner structure is simple, and later stage is overhauld and is changed spare part convenience.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. An internal buckle type optical filter switcher comprises an integrated base (1) and a switcher body (2), and is characterized in that the switcher body (2) comprises an inserting part and a limiting part, the limiting part is positioned on one side of the inserting part, clamping blocks (203) are arranged on two sides of the inserting part, the integrated base (1) comprises an integrated base (1) and a lens base (101) and a connecting base (102), the lens base (101) is arranged above the connecting base (102), the lens base (101) and the connecting base (102) are of an integrated structure, a penetrating slot (103) is arranged in the connecting base (102), the inserting part is inserted in the slot (103), clamping grooves (105) matched with the clamping blocks (203) are formed in two sides of the slot (103), the clamping blocks (203) are clamped with the clamping grooves (105), an electromagnetic drive switching mechanism (4) and a tray (5) are arranged in the switcher body (2), the tray (5) is connected with the electromagnetic drive switching mechanism (4), and the optical filter is loaded on the tray (5).

2. The optical filter switcher of claim 1, wherein one end of the connecting base (102) is formed with a position-limiting groove (104) matching with the position-limiting part, the position-limiting groove (104) is located at the insertion end of the insertion slot (103), and the position-limiting part is inserted into the position-limiting groove (104).

3. An internal snap-in optical filter switcher according to claim 1 or 2, wherein the switcher body (2) comprises a mounting base (201) and a cover plate (202), the cover plate (202) and the mounting base (201) are connected through a snap-in manner, a plug-in part and a limiting part are arranged on the mounting base (201), and the electromagnetic drive switching mechanism (4) and the tray (5) are installed in the mounting base (201).

4. An inner buckle type optical filter switcher according to claim 3, wherein the electromagnetic drive switching mechanism (4) comprises a magnetic conduction block (401), a coil (402), a magnet (403) and a swinging pin (404), the magnetic conduction block (401) is U-shaped, the coil (402) is sleeved on one side arm of the magnetic conduction block (401), a mandrel (405) is arranged inside the mounting seat (201), the magnet (403) and the swinging pin (404) are sleeved on the mandrel (405), the magnet (403) is arranged on the upper portion of the swinging pin (404) and the magnet (403) is arranged at an opening of the magnetic conduction block (401), the swinging pin (404) is connected with the tray (5), the tray (5) is arranged in the mounting seat (201) in a sliding manner, one side of the switcher body (2) is provided with the connection terminal (3), and a connection line of the connection terminal (3) is connected with the coil (402).

5. An inner snap-in type filter switcher according to claim 4, wherein a wiring slot is opened at one side of the mounting base (201), and a connection wire of the connection terminal (3) passes through the wiring slot and connects with the coil (402).