CN108770284A - A kind of high-speed frequency divider - Google Patents
A kind of high-speed frequency divider Download PDFInfo
- Publication number
- CN108770284A CN108770284A CN201810484674.1A CN201810484674A CN108770284A CN 108770284 A CN108770284 A CN 108770284A CN 201810484674 A CN201810484674 A CN 201810484674A CN 108770284 A CN108770284 A CN 108770284A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- protective shell
- telescopic rod
- spring
- frequency divider
- Prior art date
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0213—Venting apertures; Constructional details thereof
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of high-speed frequency dividers, including the first protective shell, the upper surface of the first protective shell inner wall is fixedly connected with the lower surface of pedestal, the left and right side of the pedestal upper surface is fixedly connected with the bottom end of baffle, it is socketed with sliding sleeve at the top of the baffle, the sliding sleeve inner wall is socketed with slide bar, the right end of the slide bar is fixedly connected with the left side of limiting plate, the left end of the slide bar is fixedly connected with the right side of L-shaped fixed plate, the left side of the baffle is fixedly connected with the right end of the first telescoping mechanism, the left end of first telescoping mechanism is fixedly connected with the right side of L-shaped fixed plate.The present invention is by being arranged cooling fin, ventilation opening, Air Filter, the first telescopic rod, the first spring, sliding block and bolt, to quickly be mounted and dismounted to divider circuit plate, cooling fin and Air Filter have reached the double effects of radiating dustproof simultaneously, performance is improved, to reach best use effect.
Description
Technical field
The present invention relates to frequency divider technical field, specially a kind of high-speed frequency divider.
Background technology
We live in often use it is various amplification sound equipment, this equipment it is most basic all have frequency divider,
Frequency divider is also known as analogous frequency divider, is a kind of circuit device in speaker.The analog audio signal of input is separated into height
Then the different pieces such as sound, middle pitch, bass are respectively fed to reset in corresponding high, medium and low sound loudspeaker unit.
Existing frequency divider in use, often generates heat, circuit board heating can shadow since long-time uses
The performance for ringing frequency divider, makes service life of equipment decline, and severe one is easy to cause fire incident since heat gathers, and causes weight
It is big to influence and excessively cumbersome in the installation and removal process of divider circuit plate, it is time-consuming and laborious.
Invention content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of high-speed frequency dividers, solve existing frequency divider and are using
In the process, the heat on divider circuit plate is often caused to be difficult to distribute due to prolonged use, radiating efficiency
Low, less serious case causes unit exception, and service life of equipment is made to decline, and severe one is easy to cause fire incident since heat gathers, and causes
Significant impact, and the problem excessively cumbersome, time-consuming and laborious in the installation and removal process of divider circuit plate.
(2) technical solution
To achieve the above object, the present invention provides the following technical solutions：A kind of high-speed frequency divider, including the first protective shell,
The upper surface of the first protective shell inner wall is fixedly connected with the lower surface of pedestal, and the left and right side of the pedestal upper surface is equal
It is fixedly connected with the bottom end of baffle, sliding sleeve is socketed at the top of the baffle, the sliding sleeve inner wall is socketed with slide bar, the slide bar
Right end be fixedly connected with the left side of limiting plate, the left end of the slide bar is fixedly connected with the right side of L-shaped fixed plate, described
The left side of baffle is fixedly connected with the right end of the first telescoping mechanism, the left end of first telescoping mechanism and L-shaped fixed plate
Right side is fixedly connected, and the bottom end of the L-shaped fixed plate is fixedly connected with the upper surface of sliding block, and the upper surface of the pedestal opens up
There is the first groove, and L-shaped fixed plate is slidably connected at by sliding block in the first groove, the upper surface of the pedestal is movably installed with
Divider circuit plate, the upper surface of the divider circuit plate successively with frequency divider output end interface, know indicator light, cooling fin,
It divides inductance and frequency dividing input end interface is electrically connected, the top of first protective shell is rotatably connected to second by shaft
The right side of protective shell, the first protective shell inner wall is fixedly connected with the left end of support plate, the upper surface of the support plate with
The bottom end of second telescoping mechanism is fixedly connected, and the top of second telescoping mechanism is fixedly connected with idler wheel, second protection
The lower surface of shell offers the second groove, and the second telescoping mechanism is connected to by idler wheel rolling in the second groove.
Preferably, first telescoping mechanism includes the first telescopic rod, and the outside of first telescopic rod is socketed with first
The left end of spring, first telescopic rod and the first spring is fixedly connected with L-shaped fixed plate, first telescopic rod and first
The right end of spring is fixedly connected with baffle.
Preferably, second telescoping mechanism includes the second telescopic rod, and the outside of second telescopic rod is socketed with second
The bottom end of spring, second telescopic rod and second spring is fixedly connected with the upper surface of support plate, second telescopic rod
It is fixedly connected with idler wheel with the top of second spring.
Preferably, begin with ventilation opening on first protective shell and the second protective shell, and ventilation opening inner wall with it is anti-
Dirt net is fixedly connected, and the upper surface of second protective shell is fixedly connected with handle.
Preferably, the cooling fin is specially several, the frequency dividing inductance be three, and specially high-pass filter,
Low-pass filter and bandpass filter.
Preferably, the left side and right side of the first protective shell outer wall are fixedly connected with mounting blocks, and two peaces
Dress block is threaded with bolt.
(3) advantageous effect
The present invention provides a kind of high-speed frequency dividers, have following advantageous effect：
1, the high-speed frequency divider, by be arranged cooling fin, ventilation opening, Air Filter, the first telescopic rod, the first spring, sliding block,
Mounting blocks and bolt, in use, opening the second protective shell so that second spring extends, so that the second telescopic rod extends, from
And so that idler wheel slides in the second groove, pull limiting plate, limiting plate band moving slide-bar, slide bar to drive L-shaped fixed plate, L-shaped solid
Fixed board is slided by sliding block in the first groove, to drive two pieces of L-shaped fixed plates to be moved away from, then by divider circuit plate
It is placed on pedestal, is then electrically connected external electric signal with frequency division output terminal interface and frequency dividing input end interface respectively, so
The first protective shell is mounted on sound equipment inner wall by mounting blocks and bolt afterwards, it is fast so as to be carried out to divider circuit plate
The installation and removal of speed, while cooling fin, ventilation opening and Air Filter have reached the double effects of radiating dustproof, improve usability
Can, to reach best use effect.
2, high-speed frequency divider, by the way that sliding sleeve and slide bar is arranged, so that in the process for pulling limiting plate to move left and right
In so that slide bar when moving left and right the sliding in sliding sleeve be not easy to shake and more stablize, by the way that the first spring and first flexible is arranged
Bar, so as to utilize the elastic reaction of the first spring so that the first spring-return original state drives L-shaped fixed plate relative movement,
It is convenient and efficient.
3, high-speed frequency divider, by the way that cooling fin is arranged, so as to generation during the use of divider circuit plate
Heat carries out rapid cooling, while the setting of ventilation opening and Air Filter, further radiates, simple in structure, and knot of the present invention
Structure is compact, reasonable design, highly practical.
Description of the drawings
Fig. 1 is the cross-sectional view of main view of the present invention；
Fig. 2 is the structural schematic diagram that divider circuit plate of the present invention is overlooked；
Fig. 3 is the structural schematic diagram amplified at the A of the present invention.
In figure：1 first protective shell, 2 pedestals, 3 baffles, 4 sliding sleeves, 5 slide bars, 6 limiting plates, 7 L-shaped fixed plates, 8 first are stretched
Contracting mechanism, 81 first springs, 82 first telescopic rods, 9 sliding blocks, 10 first grooves, 11 divider circuit plates, 12 frequency division output terminals connect
Mouth, 13 indicator lights, 14 cooling fins, 15 frequency dividing inductance, 16 frequency dividing input end interfaces, 17 shafts, 18 second protective shells, 19 supports
It is plate, 20 second telescoping mechanisms, 201 second telescopic rods, 202 second springs, 21 idler wheels, 22 second grooves, 23 ventilation openings, 24 dust-proof
Net, 25 mounting blocks, 26 bolts.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figs. 1-3, the present invention provides a kind of technical solution：A kind of high-speed frequency divider, including the first protective shell 1, the
Ventilation opening 23 is begun on one protective shell 1 and the second protective shell 18, by the way that ventilation opening 23 is arranged, so as to frequency divider electricity
The heat that road plate 11 generates when using quickly is radiated, and 23 inner wall of ventilation opening is fixedly connected with Air Filter 24, is passed through
Air Filter 24, so as to avoid 11 performance of dust agglomeration economies divider circuit plate, 1 outer wall of the first protective shell are set
Left side and right side are fixedly connected with mounting blocks 25, and two mounting blocks 25 are threaded with bolt 26, pass through setting
Mounting blocks 25 and bolt 26, it is convenient and efficient so as to which frequency divider to be preferably fixed on to sound equipment inner wall, in the first protective shell 1
The upper surface of wall is fixedly connected with the lower surface of pedestal 2, and the bottom end of the left and right side of 2 upper surface of pedestal with baffle 3 is fixed
Connection, the top of baffle 3 are socketed with sliding sleeve 4, by the way that sliding sleeve 4 is arranged, so that being slided pulling limiting plate 6 to move left and right drive
Bar 5 makes slide bar 5 more stablize in sliding sleeve 4 when sliding, and 4 inner wall of sliding sleeve is socketed with slide bar 5, right end and the limiting plate 6 of slide bar 5
Left side be fixedly connected, pass through and limiting plate 6 be set, to avoid slide bar 5 from being detached from sliding sleeve 4 in the sliding sleeve 4 when sliding, to make
Stability when L-shaped fixed plate moves left and right is obtained, the left end of slide bar 5 is fixedly connected with the right side of L-shaped fixed plate 7, by setting
L-shaped fixed plate 7 is set, so as to be clamped fixation, the left side of baffle 3 and the first telescoping mechanism to divider circuit plate 11
8 right end is fixedly connected, and the first telescoping mechanism 8 includes the first telescopic rod 82, and the outside of the first telescopic rod 82 is socketed with the first bullet
The left end of spring 81, the first telescopic rod 82 and the first spring 81 is fixedly connected with L-shaped fixed plate 7, the first telescopic rod 82 and first
The right end of spring 81 is fixedly connected with baffle 3, and the left end of the first telescoping mechanism 8 is fixed with the right side of L-shaped fixed plate 7 to be connected
It connects, the bottom end of L-shaped fixed plate 7 is fixedly connected with the upper surface of sliding block 9, and the upper surface of pedestal 2 offers the first groove 10, and L
Shape fixed plate 7 is slidably connected at by sliding block 9 in the first groove 10, and the upper surface of pedestal 2 is movably installed with divider circuit plate
11, the upper surface of divider circuit plate 11 exports end interface with frequency divider, knows indicator light 13, cooling fin 14, frequency dividing inductance successively
15 and frequency dividing input end interface 16 be electrically connected, cooling fin 14 be specially several, frequency dividing inductance 15 be three, and be specially
High-pass filter, low-pass filter and bandpass filter, by the way that cooling fin 14 is arranged, so as to make to divider circuit plate 11
Rapid cooling is carried out with the heat of generation, promotes performance, and the top of the first protective shell 1 is rotatably connected to the by shaft 17
The upper surface of two protective shells 18, the second protective shell 18 is fixedly connected with handle, by the way that handle is arranged, so as to conveniently
The second protective shell 18 is opened and closed, the right side of 1 inner wall of the first protective shell is fixedly connected with the left end of support plate 19, support plate
19 upper surface is fixedly connected with the bottom end of the second telescoping mechanism 20, the second telescoping mechanism 20 include the second telescopic rod 201, second
The outside of telescopic rod 201 is socketed with second spring 202, the bottom end of the second telescopic rod 201 and second spring 202 with support plate 19
Upper surface be fixedly connected, the top of the second telescopic rod 201 and second spring 202 is fixedly connected with idler wheel 21, and second is flexible
The top of mechanism 20 is fixedly connected with idler wheel 21, and the lower surface of the second protective shell 18 offers the second groove 22, and second is flexible
Mechanism 20 is connected to by the rolling of idler wheel 21 in the second groove 22.
In use, opening the second protective shell 18 so that second spring 202 extends, so that the second telescopic rod 201 is stretched
It is long, so that the sliding in the second groove 22 of idler wheel 21, pulls limiting plate 6, limiting plate 6 to drive L-shaped with moving slide-bar 5, slide bar 5
Fixed plate 7, L-shaped fixed plate 7 is by the sliding in the first groove 10 of sliding block 9, to drive two pieces of L-shaped fixed plates 7 to be moved away from,
Then divider circuit plate 11 is placed on the base 2, at this point, limiting plate 6 is unclamped, due to the elastic reaction of the first spring 81,
So that the first spring 81 is shunk, to drive the first telescopic rod 82 to shrink, drive two pieces of relative movements of L-shaped fixed plate 7 will frequency dividing
Device circuit board 11 is fixedly clamped, then that external electric signal is electric with frequency division output terminal interface 12 and frequency dividing input end interface 16 respectively
Property connection, the handle on the second protective shell 18 is then unclamped, since the elastic force of second spring 202 acts on so that the second protective shell 18
It shuts and forms sealing space with the second protective shell 18, first protective shell 1 is then mounted on sound by mounting blocks 25 and bolt 26
Inner wall is rung, while cooling fin 14 can radiate to it during frequency divider use, ventilation opening 23 further radiates, and is promoted
Radiating efficiency, Air Filter 24 then play dust-proof effect, to reach best use effect, promote service efficiency.
It can to sum up obtain, 1, the high-speed frequency divider, pass through and cooling fin 14, ventilation opening 23, Air Filter 24, the first telescopic rod are set
82, the first spring 81, sliding block 9, mounting blocks 25 and bolt 26, in use, opening the second protective shell 18 so that second spring 202
Elongation, so that the second telescopic rod 201 extends, so that the sliding in the second groove 22 of idler wheel 21, pulls limiting plate 6,
For limiting plate 6 with moving slide-bar 5, slide bar 5 drives L-shaped fixed plate 7, L-shaped fixed plate 7 to be slided in the first groove 10 by sliding block 9, from
And two pieces of L-shaped fixed plates 7 is driven to be moved away from, then divider circuit plate 11 is placed on the base 2, then by external telecommunications
It is electrically connected number respectively with frequency division output terminal interface 12 and frequency dividing input end interface 16, then passes through mounting blocks 25 and bolt 26 will
First protective shell 1 is mounted on sound equipment inner wall, so as to quickly be mounted and dismounted to divider circuit plate 11, together
When cooling fin 14, ventilation opening 23 and Air Filter 24 reached heat dissipation, dust-proof double effects, performance is improved, to reach
To best use effect.
2, high-speed frequency divider, by the way that sliding sleeve 4 and slide bar 5 is arranged, so that in the mistake for pulling limiting plate 6 to move left and right
In journey so that slide bar 5 when moving left and right the sliding in sliding sleeve 4 be not easy to shake and more stablize, by the way that the first spring 81 and the is arranged
One telescopic rod 82, so as to utilize the elastic reaction of the first spring 81 so that the first spring 81, which restores to the original state, drives L-shaped to fix
Plate 7 relatively moves, convenient and efficient.
3, high-speed frequency divider, by the way that cooling fin 14 is arranged, so as to being produced during 11 use of divider circuit plate
Raw heat carries out rapid cooling, while the setting of ventilation opening 23 and Air Filter 24, further radiates, simple in structure, and
Structure of the invention is compact, reasonable design, highly practical.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of high-speed frequency divider, including the first protective shell (1), it is characterised in that：The upper table of first protective shell (1) inner wall
Face is fixedly connected with the lower surface of pedestal (2), and the left and right side of pedestal (2) upper surface is solid with the bottom end of baffle (3)
It is fixed to connect, it is socketed with sliding sleeve (4) at the top of the baffle (3), sliding sleeve (4) inner wall is socketed with slide bar (5), the slide bar
(5) right end is fixedly connected with the left side of limiting plate (6), the right side of the left end and L-shaped fixed plate (7) of the slide bar (5)
It is fixedly connected, the left side of the baffle (3) is fixedly connected with the right end of the first telescoping mechanism (8), first telescoping mechanism
(8) left end is fixedly connected with the right side of L-shaped fixed plate (7), the upper table of the bottom end and sliding block (9) of the L-shaped fixed plate (7)
Face is fixedly connected, and the upper surface of the pedestal (2) offers the first groove (10), and L-shaped fixed plate (7) is sliding by sliding block (9)
Dynamic to be connected in the first groove (10), the upper surface of the pedestal (2) is movably installed with divider circuit plate (11), the frequency dividing
The upper surface of device circuit board (11) exports end interface with frequency divider, knows indicator light (13), cooling fin (14), frequency dividing inductance successively
(15) it is electrically connected with frequency dividing input end interface (16), the top of first protective shell (1) is rotatablely connected by shaft (17)
There is the second protective shell (18), the right side of the first protective shell (1) inner wall is fixedly connected with the left end of support plate (19), described
The upper surface of support plate (19) is fixedly connected with the bottom end of the second telescoping mechanism (20), the top of second telescoping mechanism (20)
It is fixedly connected with idler wheel (21), the lower surface of second protective shell (18) offers the second groove (22), and the second telescopic machine
Structure (20) is connected to by idler wheel (21) rolling in the second groove (22).
2. a kind of high-speed frequency divider according to claim 1, it is characterised in that：First telescoping mechanism (8) includes the
One telescopic rod (82), the outside of first telescopic rod (82) are socketed with the first spring (81), first telescopic rod (82) and
The left end of first spring (81) is fixedly connected with L-shaped fixed plate (7), first telescopic rod (82) and the first spring (81)
Right end is fixedly connected with baffle (3).
3. a kind of high-speed frequency divider according to claim 1, it is characterised in that：Second telescoping mechanism (20) includes the
The outside of two telescopic rods (201), second telescopic rod (201) is socketed with second spring (202), second telescopic rod
(201) it is fixedly connected with the upper surface of support plate (19) with the bottom end of second spring (202), second telescopic rod (201)
It is fixedly connected with idler wheel (21) with the top of second spring (202).
4. a kind of high-speed frequency divider according to claim 1, it is characterised in that：First protective shell (1) and second is protected
Ventilation opening (23) is begun on protective case (18), and ventilation opening (23) inner wall is fixedly connected with Air Filter (24), described second
The upper surface of protective shell (18) is fixedly connected with handle.
5. a kind of high-speed frequency divider according to claim 1, it is characterised in that：The cooling fin (14) is specially several
A, the frequency dividing inductance (15) is three, and specially high-pass filter, low-pass filter and bandpass filter.
6. a kind of high-speed frequency divider according to claim 1, it is characterised in that：A left side for first protective shell (1) outer wall
Side and right side are fixedly connected with mounting blocks (25), and two mounting blocks (25) are threaded with bolt (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484674.1A CN108770284B (en) | 2018-05-20 | 2018-05-20 | High-speed frequency divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810484674.1A CN108770284B (en) | 2018-05-20 | 2018-05-20 | High-speed frequency divider |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108770284A true CN108770284A (en) | 2018-11-06 |
| CN108770284B CN108770284B (en) | 2020-09-29 |
Family
ID=64007213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810484674.1A Active CN108770284B (en) | 2018-05-20 | 2018-05-20 | High-speed frequency divider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108770284B (en) |
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| CN109936950A (en) * | 2019-04-12 | 2019-06-25 | 广小芳 | One kind being used for the easy-to-mount heat radiating type industrial personal computer of software test |
| CN110260049A (en) * | 2019-07-13 | 2019-09-20 | 四川玖壹建设工程有限公司 | It is a kind of convenient for fixed pipeline reinforced liner |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108770284B (en) | 2020-09-29 |
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