CN212321942U

CN212321942U - Dustproof device of switcher

Info

Publication number: CN212321942U
Application number: CN202020540062.2U
Authority: CN
Inventors: 黄田中; 黄朝
Original assignee: FOSHAN HUAYONG TECHNOLOGY CO LTD
Current assignee: FOSHAN HUAYONG TECHNOLOGY CO LTD
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-01-08
Anticipated expiration: 2030-04-13

Abstract

The utility model provides a switch dust keeper, including the magnet valve fixing base, a fixed base, the solenoid valve, the apparatus further comprises a rotating shaft, fixed lid, the rocking handle, the activity piece, the glass piece, the light filter, the magnet valve fixing base is installed on the fixing base, the solenoid valve is installed in the casing that magnet valve fixing base and fixing base formed, the solenoid valve, the rotatable suit of rocking handle is outside in the pivot, solenoid valve and rocking handle fixed connection, the both ends of pivot are fixed respectively at the magnet valve fixing base, fixed covering, the rocking handle is connected with the activity piece, be equipped with the mounting groove on the activity piece, the glass piece, the light filter is installed in the mounting. The utility model discloses keep apart solenoid valve solenoid part and glass piece structural part, produce vibrations when having avoided solenoid valve action process rocking handle striking fixing base, the foreign matter that the solenoid solder joint drops pollutes the glass piece, can effectively guarantee the cleanliness factor of glass piece.

Description

Dustproof device of switcher

Technical Field

The utility model relates to a thermal imaging system technical field especially relates to a switch dust keeper.

Background

An IR-CUT (double-filter switcher) consists of two filters, one filter is an infrared CUT or absorption filter and a full-transmission spectrum filter, the infrared CUT filter works in the daytime, the full-transmission spectrum filter works at night, and a camera can receive infrared rays which cannot be identified by human eyes in the daytime, so that the image and the naked eyes can deviate to some extent, and the infrared CUT filter is used for reducing the color; the full-transmission optical filter works at night, so that the light inlet quantity is increased, and the night vision effect is improved. At present, a fixed seat of an IR-CUT (double-optical-filter switcher) magnetic valve is of an integral structure, and the problems that vibration is generated when a rocking handle impacts the fixed seat in the action process of the magnetic valve, foreign matters falling off from a welding point of a solenoid pollute a glass sheet, and the cleanliness of the glass sheet cannot be guaranteed exist.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a switch dust keeper keeps apart magnet valve solenoid part and glass piece constitutional part, produces vibrations when having avoided magnet valve action process rocking handle striking fixing base, and the foreign matter that the solenoid solder joint drops pollutes the glass piece, can effectively guarantee the cleanliness factor of glass piece.

The utility model provides a switch dust keeper, including magnet valve fixing base, solenoid valve, pivot, fixed lid, rocking handle, activity piece, glass piece, light filter, the magnet valve fixing base is installed on the fixing base, the solenoid valve is installed the magnet valve fixing base with in the casing that the fixing base formed, the solenoid valve the rotatable suit of rocking handle in the pivot is outside, the solenoid valve with rocking handle fixed connection, the both ends of pivot are fixed respectively the magnet valve fixing base fixed cover, the rocking handle with the activity piece is connected, be equipped with the mounting groove on the activity piece, the glass piece the light filter install in the mounting groove, fixed lid install in on the fixing base.

Furthermore, the electromagnetic valve comprises an iron block, a coil, a magnet and a winding shaft, wherein the coil is wound outside the winding shaft, the winding shaft is sleeved on the iron block, and the magnet is sleeved outside the rotating shaft and fixedly connected with the rocking handle.

Furthermore, the iron block is U-shaped iron, the winding shaft is sleeved on a connecting arm of the U-shaped iron, and the magnet is installed in a groove formed by two connecting arms of the U-shaped iron.

Furthermore, the edge of the magnetic valve fixing seat and the edge of the fixing cover are respectively provided with a plurality of buckles, and the magnetic valve fixing seat and the fixing cover are buckled with the fixing seat through the buckles.

Furthermore, the fixed seat and the fixed cover are both provided with an optical through hole, and the optical through hole corresponds to the glass sheet or the optical filter; the tip of rocking handle is equipped with the arch, be equipped with the spread groove on the movable plate, the rocking handle passes through the arch install in the spread groove, fixed covering is equipped with and is used for protruding gliding sliding tray.

Furthermore, the winding device also comprises a lead group, and the terminal of the lead group is connected with the terminal of the winding shaft.

Furthermore, a mounting hole is formed in the magnetic valve fixing seat, and a wiring end of the wire group is connected with a wiring end of the spool through the mounting hole.

Furthermore, a through hole is formed in the fixing seat, and the rocking handle is fixedly connected with the magnet through the through hole.

Furthermore, a swinging area is arranged on the fixed seat, and a stop block for stopping the rocking handle is arranged at the edge of the swinging area.

Furthermore, the swing area is fan-shaped, and the rocking handle is installed in the centre of a circle department of swing area.

Compared with the prior art, the beneficial effects of the utility model reside in that:

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of a dust-proof device of the switch of the present invention;

fig. 2 is a schematic diagram of the separation of the magnetic valve fixing seat and the fixing seat of the present invention;

fig. 3 is an exploded view of a dust-proof device of the switch of the present invention;

fig. 4 is a schematic view of the fixing cover and the fixing base of the present invention.

In the figure: 1. a magnetic valve fixing seat; 11. buckling; 2. a fixed seat; 21. a light through hole; 22. a through hole; 3. an electromagnetic valve; 31. an iron block; 32. a coil; 33. a spool; 34. a magnet; 4. a rotating shaft; 5. a rocking handle; 51. a protrusion; 6. a movable plate; 61. mounting grooves; 62. connecting grooves; 7. an optical filter; 8. a glass sheet; 9. a fixed cover; 91. a sliding groove; 10. a set of wires.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

The utility model provides a switch dust keeper, as shown in fig. 1-4, including magnet valve fixing base 1, fixing base 2, solenoid valve 3, pivot 4, fixed lid 9, rocking handle 5, movable piece 6, glass piece 8, light filter 7, magnet valve fixing base 1 is installed on fixing base 2, solenoid valve 3 is installed in the casing that magnet valve fixing base 1 and fixing base 2 formed, solenoid valve 3, the rotatable suit of rocking handle 5 is outside in pivot 4, solenoid valve 3 and rocking handle 5 fixed connection, the both ends of pivot 4 are fixed respectively at magnet valve fixing base 1, fixed lid 9, rocking handle 5 is connected with movable piece 6, be equipped with mounting groove 61 on the movable piece 6, glass piece 8, light filter 7 installs in mounting groove 61, fixed lid 9 is installed on fixing base 2. By breaking down the holder of a conventional magnetic valve into two parts: magnetic valve fixing base 1, fixing base 2 realize that magnetic valve solenoid part and 8 part of glass pieces structure keep apart, have avoided magnetic valve action process rocking handle 5 to produce vibrations when striking fixing base 2, the foreign matter that the solenoid solder joint drops pollutes glass pieces 8, can effectively guarantee glass pieces 8's cleanliness factor.

As shown in fig. 3, the solenoid valve 3 includes an iron block 31, a coil 32, a magnet 34, and a bobbin 33, wherein the coil 32 is wound outside the bobbin 33, the bobbin 33 is sleeved on the iron block 31, and the magnet 34 is sleeved outside the rotating shaft 4 and is fixedly connected to the rocking handle 5. The movable sheet 6 is synchronously connected with the magnet 34 through the rocking handle 5, the connection mode is more stable, and the rotation is smoother. Preferably, the fixing seat 2 is provided with a through hole 22, and the rocking handle 5 is fixedly connected with the magnet 34 through the through hole 22, so that the installation of the rocking handle 5 and the magnet 34 is facilitated. When the coil 32 is not energized, the magnet 34 causes the magnet 34 as a rotor to have a static holding force or a static holding torque by interacting with the iron piece 31 having magnetic permeability; when the coil 32 is electrified, the magnetic field generated by the coil 32 is concentrated and conducted through the iron block 31, and interacts with the magnetic field of the magnet 34, so that the magnet 34 as a rotating body has the capability of rotating, the rocking handle 5 connected with the magnet is driven to swing, and the movable sheet 6 connected with the rocking handle 5 is driven to slide back and forth along the axial direction of the glass sheet 8 and the optical filter 7. Preferably, the iron block 31 is a U-shaped iron, the bobbin 33 is sleeved on a connecting arm of the U-shaped iron, and the magnet 34 is installed in a groove formed by two connecting arms of the U-shaped iron. U type iron is semi-enclosed iron plate structure, establishes spool 33 through the cover on one of them linking arm at U type iron for the magnetic field that single coil 32 produced can follow first linking arm, second linking arm and effectively transmit to magnetite 34 on, reduces the production of magnetic resistance, improves magnetic field transmission efficiency, and reduces coil 32's use, simplifies the structure, reduction in production cost.

As shown in fig. 3 and 4, the edge of the magnetic valve fixing seat 1 and the edge of the fixing cover 9 are both provided with a plurality of buckles 11, and the magnetic valve fixing seat 1 and the fixing cover 9 are buckled with the fixing seat 2 through the buckles 11, so that the installation is firm. The fixed seat 2 and the fixed cover 9 are both provided with an optical through hole 21, and the optical through hole 21 corresponds to the glass sheet 8 or the optical filter 7 so as to be used by the switcher in the daytime or at night; the tip of rocking handle 5 is equipped with arch 51, is equipped with the spread groove 62 on the movable plate 6, and rocking handle 5 installs in spread groove 62 through arch 51, and movable plate 6 passes through rocking handle 5 and 34 synchronous hookups of magnetite, and the connected mode is more stable, rotates more smoothly. The fixed cover 9 is provided with a sliding groove 91 for sliding the protrusion 51, so that the rocking handle 5 can rotate more smoothly, and the size of the switcher is reduced.

As shown in fig. 1 to 4, the wire guide 10 further includes a terminal of the wire guide 10 connected to a terminal of the bobbin 33. The lead group 10 is electrically connected with the two terminals of the winding shaft 33, and a welding plate for welding the terminals is not required to be additionally processed on the fixed seat 2, so that the processing technology is simplified. Preferably, the magnetic valve fixing seat 1 is provided with a mounting hole, and the wiring end of the wire group 10 is connected with the wiring end of the spool 33 through the mounting hole. Can avoid the wire to insert the back and walk the line confusion, prevent that the wire from shifting, avoid the wire to receive to drag and break away from with the wiring end, the structure is more stable.

As shown in fig. 4, the fixing base 2 is provided with a swing area, and the edge of the swing area is provided with a stopper for stopping the rocking handle 5, so that the rocking handle 5 can be stably stopped at the position corresponding to each stopper after being driven by the magnet 34. Preferably, the swing area is a sector, and the rocking handle 5 is arranged at the center of the swing area.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the utility model can be smoothly implemented by the ordinary technicians in the industry according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. A switch dust keeper which characterized in that: including solenoid valve fixing base, solenoid valve, pivot, fixed lid, rocking handle, activity piece, glass piece, light filter, the solenoid valve fixing base is installed on the fixing base, the solenoid valve is installed the solenoid valve fixing base with in the casing that the fixing base formed, the solenoid valve the rotatable suit of rocking handle in the pivot is outside, the solenoid valve with rocking handle fixed connection, the both ends of pivot are fixed respectively the solenoid valve fixing base the fixed covering, the rocking handle with the activity piece is connected, be equipped with the mounting groove on the activity piece, the glass piece the light filter install in the mounting groove, fixed lid install in on the fixing base.

2. The switcher dust control apparatus of claim 1, wherein: the electromagnetic valve comprises an iron block, a coil, a magnet and a winding shaft, wherein the coil is wound outside the winding shaft, the winding shaft is sleeved on the iron block, and the magnet is sleeved outside the rotating shaft and fixedly connected with the rocking handle.

3. The switcher dust control apparatus of claim 2, wherein: the iron block is U-shaped iron, the winding shaft is sleeved on a connecting arm of the U-shaped iron, and the magnet is installed in a groove formed by two connecting arms of the U-shaped iron.

4. The switcher dust control apparatus of claim 1, wherein: the edge of the magnetic valve fixing seat and the edge of the fixing cover are both provided with a plurality of buckles, and the magnetic valve fixing seat and the fixing cover are buckled with the fixing seat through the buckles.

5. The switcher dust control apparatus of claim 1, wherein: the fixing seat and the fixing cover are both provided with an optical through hole, and the optical through hole corresponds to the glass sheet or the optical filter; the tip of rocking handle is equipped with the arch, be equipped with the spread groove on the movable plate, the rocking handle passes through the arch install in the spread groove, fixed covering is equipped with and is used for protruding gliding sliding tray.

6. The switcher dust control apparatus of claim 2, wherein: the winding device further comprises a lead group, and the terminal of the lead group is connected with the terminal of the winding shaft.

7. The switcher dust control device of claim 6 further comprising: and the magnetic valve fixing seat is provided with a mounting hole, and the wiring end of the wire group is connected with the wiring end of the spool through the mounting hole.

8. The switcher dust control apparatus of claim 2, wherein: the fixing seat is provided with a through hole, and the rocking handle is fixedly connected with the magnet through the through hole.

9. The switcher dust control apparatus of claim 1, wherein: the fixed seat is provided with a swinging area, and the edge of the swinging area is provided with a stop block for stopping the rocking handle.

10. The switcher dust control apparatus of claim 9 further comprising: the swing area is fan-shaped, and the rocking handle is installed in the centre of a circle department in swing area.