CN213750601U - Bistable thermal imaging shutter - Google Patents
Bistable thermal imaging shutter Download PDFInfo
- Publication number
- CN213750601U CN213750601U CN202023055312.2U CN202023055312U CN213750601U CN 213750601 U CN213750601 U CN 213750601U CN 202023055312 U CN202023055312 U CN 202023055312U CN 213750601 U CN213750601 U CN 213750601U
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- rocking handle
- fixing seat
- iron core
- blade
- shutter
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Abstract
The utility model discloses a bistable thermal imaging shutter, wherein a shutter fixing seat is provided with a fixing seat holding cavity and a fixing seat through hole, a solenoid assembly, a blade assembly positioned at the upper end side of the solenoid assembly and a rocking handle magnet assembly positioned between the solenoid assembly and the blade assembly are embedded in the fixing seat holding cavity; the coil assembly comprises a first L-shaped iron core, a second L-shaped iron core, a winding shaft and a coil winding, wherein the first L-shaped iron core and the second L-shaped iron core are respectively provided with an iron core magnetic pole part; the rocking handle magnet assembly comprises a movable rocking handle and a movable magnet, the movable rocking handle comprises a rocking handle installation part, a rocking handle driving part and a driving shaft part, the rocking handle installation part is positioned between the two iron core magnetic pole parts, and the movable magnet is sleeved and clamped on the rocking handle installation part; the blade assembly comprises an upper movable blade and a lower movable blade, the driving shaft part is respectively inserted into the driving holes of the upper movable blade and the lower movable blade, and the upper movable blade and the lower movable blade are hinged on the shutter fixing seat through a pivot. Through the structure design, the utility model has the advantages of novel in design, compact structure.
Description
Technical Field
The utility model relates to a shutter technical field especially relates to a bistable state thermal imaging shutter.
Background
The shutter is a device for controlling the time of light irradiating a photosensitive element in a camera equipment, and is an important component of a camera and a video camera.
There are various forms of shutter structures in the prior art; it should be noted that, for the existing shutter structure, the defects of unreasonable design and incompact structure are common.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bistable state thermal imaging shutter to prior art's not enough, this bistable state thermal imaging shutter modern design, compact structure.
In order to achieve the above purpose, the present invention is achieved by the following technical solutions.
A bistable thermal imaging shutter comprises a shutter fixing seat, wherein a fixing seat accommodating cavity with an upward opening is formed in the shutter fixing seat, a fixing seat through hole which is downward opened and communicated with the fixing seat accommodating cavity is formed in the middle of the bottom surface of the fixing seat accommodating cavity, a wire pack assembly and a blade assembly positioned on the upper end side of the wire pack assembly are embedded in the fixing seat accommodating cavity of the shutter fixing seat, and a rocking handle magnet assembly is arranged between the wire pack assembly and the blade assembly;
the solenoid assembly comprises a first L-shaped iron core and a second L-shaped iron core which are respectively in an L shape, the first L-shaped iron core and the second L-shaped iron core are respectively positioned on the periphery of a through hole of the fixing seat, one end part of the first L-shaped iron core is spliced and butted with one end part of the second L-shaped iron core, the spliced and butted part is in spot welding connection, the first L-shaped iron core is provided with a first iron core magnetic pole part, the second L-shaped iron core is provided with a second iron core magnetic pole part, the first iron core magnetic pole part and the second iron core magnetic pole part are opposite to each other and are arranged at intervals, the first L-shaped iron core and the second L-shaped iron core are respectively sleeved with winding shafts, and the peripheries of the winding shafts are respectively wound with coil windings;
the rocking handle magnet assembly comprises a movable rocking handle, the movable rocking handle comprises a rocking handle mounting part and a rocking handle driving part which is arranged on the rocking handle mounting part and protrudes outwards to extend, the rocking handle mounting part and the rocking handle driving part are of an integrated structure, the rocking handle mounting part of the movable rocking handle is positioned between the first iron core magnetic pole part and the second iron core magnetic pole part, the rocking handle mounting part is mounted on the shutter fixing seat through the rocking handle mounting shaft, and a movable magnet which is in rotation stopping connection with the rocking handle mounting part is sleeved on the periphery of the rocking handle mounting part;
the blade assembly comprises an upper movable blade and a lower movable blade which is positioned at the lower end side of the upper movable blade and synchronously and reversely acts with the upper movable blade, and the upper movable blade and the lower movable blade are respectively positioned above the through hole of the fixed seat; the tail end part of the rocking handle driving part is provided with a driving shaft part which protrudes upwards and extends, the upper movable blade is provided with an upper blade driving hole which is completely penetrated from top to bottom, the lower movable blade is provided with a lower blade driving hole which is completely penetrated from top to bottom, and the driving shaft part of the rocking handle driving part is sequentially inserted into the lower blade driving hole and the upper blade driving hole; the position of the upper movable blade deviated from the upper blade driving hole is hinged on the shutter fixing seat through a pivot, and the position of the lower movable blade deviated from the lower blade driving hole is hinged on the shutter fixing seat through a pivot.
The shutter fixing seat is characterized in that a supporting partition plate positioned on the lower end side of the lower movable blade is further embedded in the fixing seat accommodating cavity of the shutter fixing seat, the supporting partition plate is provided with a partition plate through hole which is vertically aligned with the fixing seat through hole, the lower movable blade is overlapped on the upper surface of the supporting partition plate, and the upper movable blade and the lower movable blade are arranged in a stacked mode.
And a fixed cover plate positioned on the upper end side of the upper movable blade is embedded in the fixing seat accommodating cavity of the shutter fixing seat.
The shutter fixing seat is characterized in that an FPC is further embedded in the fixing seat accommodating cavity of the shutter fixing seat, the back face of the FPC is fixedly adhered to the coil assembly, the extending portion of the FPC penetrates through the fixing cover plate and extends to the outer end side of the shutter fixing seat, and each coil winding is electrically connected with the FPC respectively.
The winding shaft is provided with a positioning column corresponding to the FPC, the FPC is provided with a positioning hole corresponding to the positioning column, and the positioning column of the winding shaft is inserted into the positioning hole of the FPC.
The shutter fixing seat is arranged on the base, and the rocking handle mounting shaft and the shutter fixing seat are of an integrated structure.
The inner wall of the movable magnet is provided with a magnet groove, the outer side wall of the rocking handle installation part is provided with a rocking handle bulge corresponding to the magnet groove of the movable magnet, and the rocking handle bulge is inserted into the magnet groove.
The utility model has the advantages that: the utility model relates to a bistable thermal imaging shutter, which comprises a shutter fixing seat, wherein a fixing seat accommodating cavity with an upward opening is formed inside the shutter fixing seat, a fixing seat through hole which is provided with a downward opening and is communicated with the fixing seat accommodating cavity is arranged at the middle position of the bottom surface of the fixing seat accommodating cavity, a coil component and a blade component positioned at the upper end side of the coil component are embedded in the fixing seat accommodating cavity of the shutter fixing seat, and a rocking handle magnet component is arranged between the coil component and the blade component; the solenoid assembly comprises a first L-shaped iron core and a second L-shaped iron core which are respectively in an L shape, the first L-shaped iron core and the second L-shaped iron core are respectively positioned on the periphery of a through hole of the fixing seat, one end part of the first L-shaped iron core is spliced and butted with one end part of the second L-shaped iron core, the spliced and butted part is in spot welding connection, the first L-shaped iron core is provided with a first iron core magnetic pole part, the second L-shaped iron core is provided with a second iron core magnetic pole part, the first iron core magnetic pole part and the second iron core magnetic pole part are opposite to each other and are arranged at intervals, the first L-shaped iron core and the second L-shaped iron core are respectively sleeved with winding shafts, and the peripheries of the winding shafts are respectively wound with coil windings; the rocking handle magnet assembly comprises a movable rocking handle, the movable rocking handle comprises a rocking handle mounting part and a rocking handle driving part which is arranged on the rocking handle mounting part and protrudes outwards to extend, the rocking handle mounting part and the rocking handle driving part are of an integrated structure, the rocking handle mounting part of the movable rocking handle is positioned between the first iron core magnetic pole part and the second iron core magnetic pole part, the rocking handle mounting part is mounted on the shutter fixing seat through the rocking handle mounting shaft, and a movable magnet which is in rotation stopping connection with the rocking handle mounting part is sleeved on the periphery of the rocking handle mounting part; the blade assembly comprises an upper movable blade and a lower movable blade which is positioned at the lower end side of the upper movable blade and synchronously and reversely acts with the upper movable blade, and the upper movable blade and the lower movable blade are respectively positioned above the through hole of the fixed seat; the tail end part of the rocking handle driving part is provided with a driving shaft part which protrudes upwards and extends, the upper movable blade is provided with an upper blade driving hole which is completely penetrated from top to bottom, the lower movable blade is provided with a lower blade driving hole which is completely penetrated from top to bottom, and the driving shaft part of the rocking handle driving part is sequentially inserted into the lower blade driving hole and the upper blade driving hole; the position of the upper movable blade deviated from the upper blade driving hole is hinged on the shutter fixing seat through a pivot, and the position of the lower movable blade deviated from the lower blade driving hole is hinged on the shutter fixing seat through a pivot. Through the structure design, the utility model has the advantages of novel in design, compact structure.
Drawings
The invention will be further described with reference to the drawings, but the embodiments in the drawings do not constitute any limitation of the invention.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention.
Fig. 3 is a schematic cross-sectional view of the present invention.
Fig. 1 to 3 include:
1-shutter fixing seat 11-fixing seat accommodating cavity
12-through hole of fixing seat 2-coil component
21-first L-shaped core 211-first core magnetic pole section
22-second L-shaped iron core 221-second iron core magnetic pole part
23-spool 231-positioning post
24-coil winding 3-blade assembly
31-upper movable blade 311-upper blade driving hole
32-lower moving blade 321-lower blade driving hole
4-rocking handle magnet Assembly 41-Movable rocking handle
411-rocking handle mounting part 412-rocking handle driving part
413-drive shaft portion 414-rocking handle projection
42-movable magnet 421-magnet groove
5-supporting spacer 51-spacer through hole
6-fixed cover plate 7-FPC
71-positioning holes.
Detailed Description
The present invention will be described with reference to specific embodiments.
As shown in fig. 1 to 3, a bistable thermal imaging shutter includes a shutter fixing seat 1, a fixing seat accommodating cavity 11 with an upward opening is formed inside the shutter fixing seat 1, a fixing seat through hole 12 with a downward opening and communicated with the fixing seat accommodating cavity 11 is formed in the middle of the bottom surface of the fixing seat accommodating cavity 11, a coil assembly 2 and a blade assembly 3 located at the upper end side of the coil assembly 2 are embedded in the fixing seat accommodating cavity 11 of the shutter fixing seat 1, and a rocking handle magnet assembly 4 is installed between the coil assembly 2 and the blade assembly 3.
Further, the solenoid assembly 2 includes a first L-shaped iron core 21 and a second L-shaped iron core 22 which are respectively in an "L" shape, the first L-shaped iron core 21 and the second L-shaped iron core 22 are respectively located on the periphery of the through hole 12 of the fixing base, one end of the first L-shaped iron core 21 is in butt joint with one end of the second L-shaped iron core 22, the butt joint is in spot welding connection, the first L-shaped iron core 21 is provided with a first iron core magnetic pole portion 211, the second L-shaped iron core 22 is provided with a second iron core magnetic pole portion 221, the first iron core magnetic pole portion 211 and the second iron core magnetic pole portion 221 are arranged opposite to each other and at intervals, the first L-shaped iron core 21 and the second L-shaped iron core 22 are respectively sleeved with winding shafts 23, and the peripheries of the winding shafts 23 are respectively wound with coil windings 24. It should be explained that the bottom surface of the holder accommodating cavity 11 is provided with a coil positioning groove located around the holder through hole 12, the coil assembly 2 is positioned and installed in the coil positioning groove of the shutter holder 1, and the coil assembly 2 is fixedly connected with the shutter holder 1 by means of dispensing and fixing.
Furthermore, the rocking handle magnet assembly 4 includes the movable rocking handle 41, the movable rocking handle 41 includes a rocking handle mounting portion 411, a rocking handle driving portion 412 disposed on the rocking handle mounting portion 411 and protruding outward, the rocking handle mounting portion 411 and the rocking handle driving portion 412 are integrated into a whole, the rocking handle mounting portion 411 of the movable rocking handle 41 is located between the first iron core magnetic pole portion 211 and the second iron core magnetic pole portion 221, the rocking handle mounting portion 411 is mounted on the shutter fixing seat 1 through the rocking handle mounting shaft, and the periphery of the rocking handle mounting portion 411 is sleeved with a movable magnet 42 connected with the rocking handle mounting portion 411 in a rotation stopping manner. Wherein, the utility model discloses a rocking handle installation axle and shutter fixing base 1 structure as an organic whole. It should be explained that, the movable magnet 42 and the rocking handle mounting portion 411 of the present invention can be connected to each other by the following method: a magnet groove 421 is formed in the inner wall of the movable magnet 42, a rocking handle protrusion 414 is arranged on the outer side wall of the rocking handle mounting portion 411 corresponding to the magnet groove 421 of the movable magnet 42, and the rocking handle protrusion 414 is inserted into the magnet groove 421.
The blade assembly 3 includes an upper movable blade 31, and a lower movable blade 32 located at the lower end side of the upper movable blade 31 and moving in synchronization with the upper movable blade in the opposite direction, and the upper movable blade 31 and the lower movable blade 32 are located above the through hole 12 of the fixing base, respectively; a driving shaft part 413 which protrudes and extends upwards is arranged at the tail end part of the rocking handle driving part 412, an upper blade driving hole 311 which completely penetrates up and down is formed in the upper movable blade 31, a lower blade driving hole 321 which completely penetrates up and down is formed in the lower movable blade 32, and the driving shaft part 413 of the rocking handle driving part 412 is sequentially inserted into the lower blade driving hole 321 and the upper blade driving hole 311; the upper moving blade 31 is pivotally attached to the shutter holder 1 at a position offset from the upper blade driving hole 311, and the lower moving blade 32 is pivotally attached to the shutter holder 1 at a position offset from the lower blade driving hole 321.
The utility model discloses an it is the active structure to go up movable blade 31, lower movable blade 32, for movable blade 31, lower movable blade 32 and guarantee to go up movable blade 31, lower movable blade 32 reliable and stable realization rotation action on the supporting, the utility model discloses can adopt following structural design, it is concrete: a supporting partition plate 5 positioned at the lower end side of the lower moving blade 32 is further embedded in the fixing seat accommodating cavity 11 of the shutter fixing seat 1, a partition plate through hole 51 aligned with the fixing seat through hole 12 in the vertical direction is formed in the supporting partition plate 5, the lower moving blade 32 is overlapped on the upper surface of the supporting partition plate 5, and the upper moving blade 31 and the lower moving blade 32 are arranged in a stacked manner.
In addition, a fixed cover plate 6 positioned at the upper end side of the upper movable blade 31 is embedded in the fixing seat accommodating cavity 11 of the shutter fixing seat 1; wherein, the utility model discloses a fixed mode and the shutter fixing base 1 realization fixed connection of fixed 6 accessible points of fixed apron point.
The utility model discloses in the course of the work, each coil winding 24 circular telegram and first L shape iron core 21, second L shape iron core 22 magnetizes, the first iron core magnetic pole portion 211 of the first L shape iron core 21 after the magnetization is as a magnetic pole, the second iron core magnetic pole portion 221 of the second L shape iron core 22 after the magnetization is as another magnetic pole, movable magnetite 42 takes place to rotate under the magnetic force effect of above-mentioned magnetic pole, pivoted movable magnetite 42 drives rocking handle installation department 411 and rotates, and then make the rocking handle drive division 412 of activity rocking handle 41 swing, wobbling rocking handle drive division 412 drives movable vane 31 through the driving shaft portion 413 simultaneously, lower movable vane 32 rotates, in order to realize the switching of fixing base through-hole 12.
It should be emphasized that the upper movable vane 31 and the lower movable vane 32 of the present invention share the driving shaft 413 of the movable rocking handle 41, which can effectively save space and make the whole structure more compact; in addition, the movable rocking handle 41 simultaneously drives the upper movable blade 31 and the lower movable blade 32 to simultaneously operate, and compared with a shutter structure in which opening and closing are realized by a single blade, the blade assembly 3 composed of the upper movable blade 31 and the lower movable blade 32 can realize opening and closing of the fixing seat through hole 12 under the condition of small-amplitude swinging, thereby further improving the compactness of the whole structure.
Synthesize above-mentioned circumstances and know, through above-mentioned structural design, the utility model has the advantages of novel in design, compact structure.
As shown in fig. 1 to 3, as a preferred embodiment, an FPC7 is further embedded in the holder accommodating cavity 11 of the shutter holder 1, the back surface of the FPC7 is fixed to the solenoid assembly 2 by gluing, the outer extension portion of the FPC7 passes through the fixing cover 6 and extends to the outer end side of the shutter holder 1, and each coil winding 24 is electrically connected to an FPC 7. Wherein, each bobbin 23 of the utility model is provided with a PIN needle, and the input and output wires of each coil winding 24 are respectively wound on the PIN needle of the corresponding bobbin 23; when the coil winding 24 is electrically connected to the FPC7, the PIN of each bobbin 23 is soldered to the internal circuit of the FPC 7.
For realizing FPC7 installs the location fast, the utility model discloses can adopt following location structural design, it is concrete: the bobbin 23 has a positioning post 231 corresponding to the FPC7, the FPC7 has a positioning hole 71 corresponding to the positioning post 231, and the positioning post 231 of the bobbin 23 is inserted into the positioning hole 71 of the FPC 7.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (7)
1. A bistable thermal imaging shutter, characterized by: the shutter fixing seat comprises a shutter fixing seat (1), a fixing seat accommodating cavity (11) with an upward opening is formed in the shutter fixing seat (1), a fixing seat through hole (12) which is downward opened and communicated with the fixing seat accommodating cavity (11) is formed in the middle of the bottom surface of the fixing seat accommodating cavity (11), a coil assembly (2) and a blade assembly (3) positioned on the upper end side of the coil assembly (2) are embedded in the fixing seat accommodating cavity (11) of the shutter fixing seat (1), and a rocking handle magnet assembly (4) is arranged between the coil assembly (2) and the blade assembly (3);
the solenoid assembly (2) comprises a first L-shaped iron core (21) and a second L-shaped iron core (22) which are respectively in an L shape, wherein the first L-shaped iron core (21) and the second L-shaped iron core (22) are respectively positioned on the periphery of a through hole (12) of a fixed seat, one end of the first L-shaped iron core (21) is spliced and butted with one end of the second L-shaped iron core (22) and the spliced and butted position is in spot welding connection, the first L-shaped iron core (21) is provided with a first iron core magnetic pole part (211), the second L-shaped iron core (22) is provided with a second iron core magnetic pole part (221), the first iron core magnetic pole part (211) and the second iron core magnetic pole part (221) are oppositely arranged and are arranged at intervals, the first L-shaped iron core (21) and the second L-shaped iron core (22) are respectively sleeved with winding shafts (23), and the peripheries of the winding shafts (23) are respectively wound with coil windings (24);
the rocking handle magnet assembly (4) comprises a movable rocking handle (41), the movable rocking handle (41) comprises a rocking handle installation part (411) and a rocking handle driving part (412) which is arranged on the rocking handle installation part (411) and extends outwards in a protruding mode, the rocking handle installation part (411) and the rocking handle driving part (412) are of an integrated structure, the rocking handle installation part (411) of the movable rocking handle (41) is located between the first iron core magnetic pole part (211) and the second iron core magnetic pole part (221), the rocking handle installation part (411) is installed on the shutter fixing seat (1) through the rocking handle installation shaft, and a movable magnet (42) which is connected with the rocking handle installation part (411) in a rotation stopping mode is sleeved on the periphery of the rocking handle installation part (411);
the blade assembly (3) comprises an upper movable blade (31) and a lower movable blade (32) which is positioned at the lower end side of the upper movable blade (31) and synchronously and reversely moves with the upper movable blade, and the upper movable blade (31) and the lower movable blade (32) are respectively positioned above the through hole (12) of the fixed seat; a driving shaft part (413) which protrudes upwards and extends is arranged at the tail end part of the rocking handle driving part (412), an upper blade driving hole (311) which completely penetrates up and down is formed in the upper movable blade (31), a lower blade driving hole (321) which completely penetrates up and down is formed in the lower movable blade (32), and the driving shaft part (413) of the rocking handle driving part (412) is sequentially inserted into the lower blade driving hole (321) and the upper blade driving hole (311); the position of the upper movable blade (31) deviated from the upper blade driving hole (311) is hinged on the shutter fixing seat (1) through a pivot, and the position of the lower movable blade (32) deviated from the lower blade driving hole (321) is hinged on the shutter fixing seat (1) through a pivot.
2. The bistable thermal imaging shutter of claim 1, wherein: a supporting partition plate (5) positioned at the lower end side of the lower movable blade (32) is further embedded in a fixing seat accommodating cavity (11) of the shutter fixing seat (1), a partition plate through hole (51) aligned with the fixing seat through hole (12) in the vertical direction is formed in the supporting partition plate (5), the lower movable blade (32) is overlapped on the upper surface of the supporting partition plate (5), and the upper movable blade (31) and the lower movable blade (32) are arranged in a stacked mode.
3. The bistable thermal imaging shutter of claim 1, wherein: and a fixed cover plate (6) positioned at the upper end side of the upper movable blade (31) is embedded in the fixing seat accommodating cavity (11) of the shutter fixing seat (1).
4. A bistable thermal imaging shutter according to claim 3 wherein: the shutter fixing seat is characterized in that an FPC (7) is further embedded in a fixing seat accommodating cavity (11) of the shutter fixing seat (1), the back face of the FPC (7) is fixedly adhered to the coil pack assembly (2), an extending portion of the FPC (7) penetrates through the fixing cover plate (6) and extends to the outer end side of the shutter fixing seat (1), and each coil winding (24) is electrically connected with the FPC (7) respectively.
5. The bistable thermal imaging shutter of claim 4, wherein: the winding shaft (23) is provided with a positioning column (231) corresponding to the FPC (7), the FPC (7) is provided with a positioning hole (71) corresponding to the positioning column (231), and the positioning column (231) of the winding shaft (23) is inserted into the positioning hole (71) of the FPC (7).
6. The bistable thermal imaging shutter of claim 1, wherein: the rocking handle mounting shaft and the shutter fixing seat (1) are of an integrated structure.
7. The bistable thermal imaging shutter of claim 1, wherein: magnetite recess (421) have been seted up to the inner wall of activity magnetite (42), the magnetite recess (421) that the lateral wall of rocking handle installation department (411) corresponds activity magnetite (42) are provided with rocking handle arch (414), and rocking handle arch (414) insert to in magnetite recess (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023055312.2U CN213750601U (en) | 2020-12-18 | 2020-12-18 | Bistable thermal imaging shutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023055312.2U CN213750601U (en) | 2020-12-18 | 2020-12-18 | Bistable thermal imaging shutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213750601U true CN213750601U (en) | 2021-07-20 |
Family
ID=76835692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023055312.2U Active CN213750601U (en) | 2020-12-18 | 2020-12-18 | Bistable thermal imaging shutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213750601U (en) |
-
2020
- 2020-12-18 CN CN202023055312.2U patent/CN213750601U/en active Active
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