CN109991629A - Tuner frequency demultiplier shielding box detection equipment - Google Patents
Tuner frequency demultiplier shielding box detection equipment Download PDFInfo
- Publication number
- CN109991629A CN109991629A CN201910362093.5A CN201910362093A CN109991629A CN 109991629 A CN109991629 A CN 109991629A CN 201910362093 A CN201910362093 A CN 201910362093A CN 109991629 A CN109991629 A CN 109991629A
- Authority
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- China
- Prior art keywords
- fixed
- protective cover
- plate
- frequency demultiplier
- cabinet
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims description 61
- 230000003595 spectral effect Effects 0.000 claims description 18
- 239000004744 fabric Substances 0.000 claims description 17
- 244000309464 bull Species 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 241000252254 Catostomidae Species 0.000 claims description 3
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
- G01S19/235—Calibration of receiver components
Landscapes
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Structure Of Receivers (AREA)
Abstract
The invention provides a tuner frequency demultiplier shielding box detection device, which comprises a frequency spectrum emission source, a signal interference device, a box body and an upper cover, wherein the frequency spectrum emission source and the signal interference device are fixedly embedded on the front end surface of the box body, the frequency spectrum emission source is positioned on the right side of the signal interference device, the upper end of the box body is fixedly connected with the upper cover through a bolt, a protection mechanism is arranged between the box body and the upper cover, and a support mechanism is fixed on the lower end surface of the box body. The purpose of protection is realized, and be convenient for carry out the outrigger to this device, has also realized double-deck shielding's purpose, and is convenient for stably place the tuner frequency demultiplier, and it is good to inhale the sound noise reduction effect.
Description
Technical field
The present invention is a kind of tuner frequency demultiplier shielded box detection device, belongs to shielded box testing equipment field.
Background technique
Tuner be digital satellite signal receive the most crucial element of system, the performance of tuner directly affect antenna quality because
Number is that antenna receives the important evaluation index of weak signal ability, studies tuner answering in digital satellite signal reception system
With to improving, digital satellite signal reception system working performance is extremely important.
Existing shielded box does not have the function of being protected spectral emission source and signal interference device, and frequency spectrum is caused to send out
Exposed, the easy dust fall of source and signal interference device when not in use is penetrated, and is not easy to that shielded box is carried out to stablize placement, and existing
Shielded box only have the function of one layer of shielding, shield effectiveness is poor.
Summary of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of detections of tuner frequency demultiplier shielded box to set
It is standby, to solve the problems mentioned in the above background technology.
To achieve the goals above, the present invention is to realize by the following technical solutions: a kind of tuner frequency demultiplier screen
Case detection device, including spectral emission source, signal interference device, cabinet and upper cover are covered, the spectral emission source and signal are dry
It disturbs device and inlays and be fixed on cabinet front end face, the spectral emission source is located on the right side of signal interference device, and the cabinet upper end passes through
Bolt is fixedly connected with upper cover, and protection mechanism is provided between the cabinet and upper cover, and the cabinet lower end surface is fixed with support
Mechanism, the supporting mechanism include side plate, hollow, threaded rod, piston block, fixed link, bottom plate, cavity, miniature sucker, rotation
Plate, bull stick, protective cloth and connection strap, the protection mechanism include guide rod, spring, upper protective cover, lower protective cover, sound-absorbing
Plate, hollow base plate, clamping plate, elastic rubber set and pull rod.
Further, in the supporting mechanism, the bottom plate upper surface is fixed with cabinet, and the cabinet left and right sides is
It is provided with side plate, the side plate lower end is rotatablely connected by fixed link and bottom plate left end and right end, front and back two in the side plate
End is rotatablely connected by shaft and rotor plate, is machined with cavity inside the rotor plate, the cavity inner end by tracheae with
Miniature sucker is connected, and the miniature sucker, which is inlayed, is fixed on rotor plate inner face, and miniature sucker suction is fixed on a cabinet left side
End and right end, the rotor plate outer end face, which is inlayed, is fixed with hollow, and the hollow left end passes through screw thread and threaded rod phase
Connection, the threaded rod inner end are rotatablely connected by bearing and piston block, and the piston block is located inside hollow, described hollow
Cylinder is connected with cavity, bull stick is rotatably connected in the side plate front, the bull stick annular side is wound with protective cloth, described
Protective cloth inner end is connected with connection strap, and the connection strap is located at side plate inner face.
Further, there are two the connection strap is set, two connection straps are located at cabinet front left edge position
And right edge position, two connection strap inner faces are pasted respectively is fixed with magic hair side patch and magic hook surface patch, evil spirit
Art hook surface patch and magic hair side patch convenient for two connection straps are connected to each other, and then by protective cloth to spectral emission source and
Signal interference device is protected.
Further, the miniature sucker is equipped at least two, and at least two miniature suckers, which are uniformly inlayed, to be fixed on
Side plate inner face, the threaded rod outer end face are fixed with handle, rotate to rotor plate, realize that band actuating miniature sucker is turned
It is dynamic, and absorption fixation is carried out to support platform by miniature sucker, realization carries out the present apparatus to stablize support.
Further, in the protection mechanism, bottom is fixed with lower protective cover in the cabinet, on the lower protective cover
End is provided with protective cover, and the upper protective cover upper surface is fixed with guide rod, and the guide rod upper end extends from upper cover upper end
Out, spring is connected between the upper cover lower end and upper protective cover, the spring pocket fills on the guide bar, in the lower protective cover
Lower end surface is fixed with hollow base plate, and the hollow base intralamellar part is provided with clamping plate, and the clamping plate outer end face is fixed with pull rod,
The pull rod outer end is extended from hollow base plate left end and right end respectively, and the elastic rubber set is sleeved on pull rod, and
Between clamping plate and hollow base plate, the lower protective cover medial surface is fixed with abatvoix, and the abatvoix top is protruded into
In protective cover.
Further, the guide rod upper surface is fixed with baffle, and the baffle is located on the upside of upper cover, and baffle is convenient for leading
It is limited to bar, guide rod is avoided mutually to separate with upper cover, and convenient for being pulled by baffle to guide rod, protected in realization
Lid is mutually separated with lower protective cover.
Further, the clamping plate cross section is trapezoidal, and clamping plate inner face is machined with semi-circular recesses, is convenient for tuner
Frequency demultiplier slides between two clamping plates, and semi-circular recesses then improve the locating effect to tuner frequency demultiplier, elastic rubber set
And clamping plate is then convenient for being clamped tuner frequency demultiplier.
Further, there are two open slots for the lower protective cover and the processing of abatvoix front end face bilateral symmetry, and are open
Spectral emission source and signal interference device are respectively arranged with inside slot, the abatvoix top is 3cm higher than lower protective cover top, real
The purpose for hindering and shielding is showed.
Beneficial effects of the present invention: a kind of tuner frequency demultiplier shielded box detection device of the invention, by addition side plate,
Hollow, threaded rod, piston block, fixed link, bottom plate, cavity, miniature sucker, rotor plate, bull stick, protective cloth and connection strap,
The purpose of protection is realized, and convenient for carrying out stablizing support to the present apparatus.
The present invention passes through addition guide rod, spring, upper protective cover, lower protective cover, abatvoix, hollow base plate, clamping plate, bullet
Property rubber sleeve and pull rod, realize the purpose of double layer screen, and convenient for carrying out stablizing placement, sound-absorbing drop to tuner frequency demultiplier
Effect of making an uproar is good.
Detailed description of the invention
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon:
Fig. 1 is a kind of structural schematic diagram of tuner frequency demultiplier shielded box detection device of the present invention；
Fig. 2 is the schematic elevation view of supporting mechanism in a kind of tuner frequency demultiplier shielded box detection device of the present invention；
Fig. 3 is the right side view of supporting mechanism in a kind of tuner frequency demultiplier shielded box detection device of the present invention；
Fig. 4 is the structure of connection strap, protective cloth and rotating bar in a kind of tuner frequency demultiplier shielded box detection device of the present invention
Schematic diagram；
Fig. 5 is the schematic diagram of protection mechanism in a kind of tuner frequency demultiplier shielded box detection device of the present invention；
Fig. 6 is a kind of structural schematic diagram of tuner frequency demultiplier shielded box detection device middle clamp plate of the present invention；
In figure: 1- spectral emission source, 2- supporting mechanism, 3- signal interference device, 4- cabinet, 5- upper cover, 6- protection mechanism, 61- are led
Protective cover, 65- abatvoix, 66- hollow base plate, 67- clamping plate, 68- elasticity under to bar, 62- spring, the upper protective cover of 63-, 64-
Rubber sleeve, 69- pull rod, 201- side plate, 202- hollow, 203- threaded rod, 204- piston block, 205- fixed link, 206- bottom plate,
The miniature sucker of 207- cavity, 208-, 209- rotor plate, 210- bull stick, 211- protective cloth, 212- connection strap.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
Fig. 1-Fig. 6 is please referred to, the present invention provides a kind of technical solution: a kind of tuner frequency demultiplier shielded box detection device,
Including spectral emission source 1, signal interference device 3, cabinet 4 and upper cover 5, spectral emission source 1 and signal interference device 3 are inlayed admittedly
It is scheduled on 4 front end face of cabinet, spectral emission source 1 is located at 3 right side of signal interference device, and 4 upper end of cabinet connects by the way that bolt and upper cover 5 are fixed
It connects, protection mechanism 6 is provided between cabinet 4 and upper cover 5,4 lower end surface of cabinet is fixed with supporting mechanism 2, and supporting mechanism 2 includes side
Plate 201, threaded rod 203, piston block 204, fixed link 205, bottom plate 206, cavity 207, miniature sucker 208, turns hollow 202
Movable plate 209, bull stick 210, protective cloth 211 and connection strap 212, protection mechanism 6 include guide rod 61, spring 62, upper protective cover
63, lower protective cover 64, abatvoix 65, hollow base plate 66, clamping plate 67, elastic rubber set 68 and pull rod 69.
In supporting mechanism 2,206 upper surface of bottom plate is fixed with cabinet 4, and side plate 201 is provided at left and right sides of cabinet 4,
201 lower end of side plate is rotatablely connected by fixed link 205 and 206 left end of bottom plate and right end, and rear and front end passes through in side plate 201
Shaft and rotor plate 209 are rotatablely connected, and are machined with cavity 207 inside rotor plate 209,207 inner end of cavity by tracheae with it is miniature
Sucker 208 is connected, and miniature sucker 208, which is inlayed, is fixed on 209 inner face of rotor plate, and miniature sucker 208 is absorbed and fixed at case
4 left end of body and right end, 209 outer end face of rotor plate, which is inlayed, is fixed with hollow 202, and 202 left end of hollow passes through screw thread and spiral shell
Rasp bar 203 is connected, and 203 inner end of threaded rod is rotatablely connected by bearing and piston block 204, and piston block 204 is located at hollow 202
Inside, hollow 202 are connected with cavity 207, and bull stick 210,210 annular side of bull stick are rotatably connected in 201 front of side plate
It is wound with protective cloth 211,211 inner end of protective cloth is connected with connection strap 212, and connection strap 212 is located at 201 inner face of side plate.
In protection mechanism 6, bottom is fixed with lower protective cover 64 in cabinet 4, and lower 64 upper end of protective cover is provided with protection
Lid 63, upper 63 upper surface of protective cover are fixed with guide rod 61, and 61 upper end of guide rod is extended from 5 upper end of upper cover, 5 lower end of upper cover with
Spring 62 is connected between upper protective cover 63, spring 62 is sleeved on guide rod 61, during lower end surface is fixed in lower protective cover 64
Empty base plate 66, hollow base plate 66 are internally provided with clamping plate 67, and 67 outer end face of clamping plate is fixed with pull rod 69,69 outer end of pull rod point
Do not extend from hollow 66 left end of base plate and right end, elastic rubber set 68 is sleeved on pull rod 69, and be located at clamping plate 67 with
Between hollow base plate 66, lower 64 medial surface of protective cover is fixed with abatvoix 65, and 65 top of abatvoix is protruded into protective cover 63.
As an embodiment of the present invention: there are two connection strap 212 is set, before two connection straps 212 are located at cabinet 4
Side left edge position and right edge position, two 212 inner faces of connection strap are pasted respectively is fixed with magic hair side patch and evil spirit
Art hook surface patch, user of service hold two connection straps 212 and move inward, and two connection straps 212 move inward to drive anti-
Shield cloth 211 moves inward, and realizes that protective cloth 211 covers spectral emission source 1 and signal interference device 3, then magic hooks
Face paste and magic hair side patch are connected, and then two connection straps 212 are connected to each other, by protective cloth 211 to spectral emission
Source 1 and signal interference device 3 are protected, and dust fall is avoided.
As an embodiment of the present invention: miniature sucker 208 is equipped at least two, and at least two miniature suckers 208 are
Even inlay is fixed on 201 inner face of side plate, and 203 outer end face of threaded rod is fixed with handle, user of service hold side plate 201 and around
205 central axes of fixed link are rotated, and are driven rotor plate 209 and miniature sucker 208 to rotate, are realized miniature sucker 208 and case
Then the separation of 4 phase of body rotates rotor plate 209, the rotation band actuating miniature sucker 208 of rotor plate 209 rotates, and realizes miniature sucker
208 outwardly, and after side plate 201 turns to horizontal position, stop operating side plate 201, and presses down on rotor plate 209, thus band
Actuating miniature sucker 208 move down and with support platform be in close contact, then rotate threaded rod 203, threaded rod 203 rotation and
It moves up under threaded function, so that piston block 204 be driven to move up, realizes to generating negative pressure, Jin Ertong inside cavity 207
It crosses miniature sucker 208 and absorption fixation is carried out to support platform, realization carries out the present apparatus to stablize support.
As an embodiment of the present invention: 61 upper surface of guide rod is fixed with baffle, and baffle is located at 5 upside of upper cover, gear
Plate avoids guide rod 61 from separating with 5 phase of upper cover convenient for limiting to guide rod 61, and user of service holds baffle and to moving up
Dynamic, so that guide rod 61 and upper protective cover 63 be driven to move up, upper protective cover 63 moves up to carry out spring 62
Compression, and then realize that upper protective cover 63 is separated with lower 64 phase of protective cover, convenient for tuner frequency demultiplier is placed and is taken out,
And realize that upper protective cover 63 is in close contact with lower protective cover 64 under the effect of the bounce of spring 62, to realize multilayer screen
Purpose.
As an embodiment of the present invention: 67 cross section of clamping plate is trapezoidal, and 67 inner face of clamping plate is machined with semicircle
Groove slides between two clamping plates 67 convenient for tuner frequency demultiplier, and semi-circular recesses, which then improve, determines tuner frequency demultiplier
Position effect, elastic rubber set 68 and clamping plate 67 are then convenient for being clamped tuner frequency demultiplier.
As an embodiment of the present invention: there are two lower protective covers 64 and abatvoix 65 front end face bilateral symmetry processing
Open slot, and spectral emission source 1 and signal interference device 3 are respectively arranged with inside open slot, 65 top of abatvoix is than lower protection
The high 3cm in 64 top of lid, abatvoix 65 are convenient for realizing the purpose of obstruction and shielding into absorption to noise.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from spirit of the invention or
In the case where essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention
It is interior.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (8)
1. a kind of tuner frequency demultiplier shielded box detection device, including spectral emission source, signal interference device, cabinet and upper cover,
It is characterized by: the spectral emission source and signal interference device, which are inlayed, is fixed on cabinet front end face, the spectral emission source
On the right side of signal interference device, the cabinet upper end is fixedly connected with upper cover by bolt, is arranged between the cabinet and upper cover
There is protection mechanism, the cabinet lower end surface is fixed with supporting mechanism, and the supporting mechanism includes side plate, hollow, threaded rod, work
Chock, fixed link, bottom plate, cavity, miniature sucker, rotor plate, bull stick, protective cloth and connection strap, the protection mechanism include
Guide rod, spring, upper protective cover, lower protective cover, abatvoix, hollow base plate, clamping plate, elastic rubber set and pull rod.
2. a kind of tuner frequency demultiplier shielded box detection device according to claim 1, it is characterised in that: in the support
In mechanism, the bottom plate upper surface is fixed with cabinet, is provided with side plate at left and right sides of the cabinet, the side plate lower end passes through
Fixed link and bottom plate left end and right end are rotatablely connected, and rear and front end passes through shaft in the side plate and rotor plate rotation connects
It connects, cavity is machined with inside the rotor plate, the cavity inner end is connected by tracheae with miniature sucker, the miniature sucker
It inlays and is fixed on rotor plate inner face, and miniature sucker suction is fixed on cabinet left end and right end, the rotor plate outer end face
It inlays and is fixed with hollow, the hollow left end is connected by screw thread with threaded rod, and the threaded rod inner end passes through bearing
It is rotatablely connected with piston block, the piston block is located inside hollow, and the hollow is connected with cavity, the side plate front
It is inside rotatably connected to bull stick, the bull stick annular side is wound with protective cloth, and the protective cloth inner end is connected with connection strap, described
Connection strap is located at side plate inner face.
3. a kind of tuner frequency demultiplier shielded box detection device according to claim 2, it is characterised in that: the connection strap
If there are two, two connection straps are located at cabinet front left edge position and right edge position, two connections
Inner face is pasted respectively is fixed with magic hair side patch and magic hook surface patch, and magic hook surface patch and magic hair side patch will be convenient for will
Two connection straps are connected to each other, and then are protected by protective cloth spectral emission source and signal interference device.
4. a kind of tuner frequency demultiplier shielded box detection device according to claim 2, it is characterised in that: the miniature suction
Disk is equipped at least two, and at least two miniature suckers, which are uniformly inlayed, is fixed on side plate inner face, the threaded rod outer end face
It is fixed with handle, rotor plate is rotated, realizes that band actuating miniature sucker is rotated, and by miniature sucker to support platform
Absorption fixation is carried out, realization carries out the present apparatus to stablize support.
5. a kind of tuner frequency demultiplier shielded box detection device according to claim 1, it is characterised in that: in the protection
In mechanism, bottom is fixed with lower protective cover in the cabinet, and the lower protective cover upper end is provided with protective cover, the upper protection
Cover end face and be fixed with guide rod, the guide rod upper end is extended from upper cover upper end, the upper cover lower end and upper protective cover it
Between be connected with spring, on the guide bar, lower end surface is fixed with hollow base plate to the spring pocket dress in the lower protective cover, described
Hollow base intralamellar part is provided with clamping plate, and the clamping plate outer end face is fixed with pull rod, and the pull rod outer end is respectively from hollow base
Plate left end and right end extend, and the elastic rubber set is sleeved on pull rod, and between clamping plate and hollow base plate, institute
It states lower protective cover medial surface and is fixed with abatvoix, the abatvoix top is protruded into protective cover.
6. a kind of tuner frequency demultiplier shielded box detection device according to claim 5, it is characterised in that: the guide rod
Upper surface is fixed with baffle, and the baffle is located on the upside of upper cover, baffle convenient for being limited to guide rod, avoid guide rod with it is upper
Lid mutually separates, and convenient for being pulled by baffle to guide rod, protective cover is mutually separated with lower protective cover in realization.
7. a kind of tuner frequency demultiplier shielded box detection device according to claim 5, it is characterised in that: the clamping plate is horizontal
Section is trapezoidal, and clamping plate inner face is machined with semi-circular recesses, slides between two clamping plates convenient for tuner frequency demultiplier, semicircle
Connected in star then improves the locating effect to tuner frequency demultiplier, and elastic rubber set and clamping plate are then convenient for tuner frequency demultiplier
It is clamped.
8. a kind of tuner frequency demultiplier shielded box detection device according to claim 5, it is characterised in that: the lower protection
There are two open slots for lid and the processing of abatvoix front end face bilateral symmetry, and be respectively arranged with inside open slot spectral emission source with
And signal interference device, the abatvoix top are 3cm higher than lower protective cover top, realize the purpose of obstruction and shielding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362093.5A CN109991629B (en) | 2019-04-30 | 2019-04-30 | Tuner down converter shielding case detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910362093.5A CN109991629B (en) | 2019-04-30 | 2019-04-30 | Tuner down converter shielding case detection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109991629A true CN109991629A (en) | 2019-07-09 |
| CN109991629B CN109991629B (en) | 2023-05-19 |
Family
ID=67135857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910362093.5A Active CN109991629B (en) | 2019-04-30 | 2019-04-30 | Tuner down converter shielding case detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109991629B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113788145A (en) * | 2021-07-30 | 2021-12-14 | 湖南大学 | Throwing type Beidou monitoring device and installation method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN109991629B (en) | 2023-05-19 |
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