CN205670171U - A kind of device for measuring the change of display screen box body built-in field - Google Patents
A kind of device for measuring the change of display screen box body built-in field Download PDFInfo
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- CN205670171U CN205670171U CN201620563132.XU CN201620563132U CN205670171U CN 205670171 U CN205670171 U CN 205670171U CN 201620563132 U CN201620563132 U CN 201620563132U CN 205670171 U CN205670171 U CN 205670171U
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- module
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- support bar
- display screen
- change
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Abstract
The utility model provides a kind of device for measuring the change of display screen box body built-in field, including orthogonal antenna, signal processing module, microprocessor, abnormal show module and remote alarms module；The output of described orthogonal antenna is connected with the input end signal of described signal processing module；The output of described signal processing module is connected with the signal input part signal of described microprocessor；The signal output part of described microprocessor is connected with described abnormal show module by signal by display control module；The signal output part of described microprocessor is connected with described remote alarms module by signal.Device for measuring the change of display screen box body built-in field described in the utility model, by monitoring display screen box body built-in field change, realize the pre-judgement to display screen fault, it is simple to user processes potential problems in time, plays the purpose of stable playback, security protection.
Description
Technical field
The utility model belongs to LED display monitoring technical field, especially relates to a kind of for measuring display screen box body
The device of built-in field change.
Background technology
The application of LED display is more and more extensive, and user also focuses more on its stability during using and safety is asked
Topic.At present, whether user judges whether LED display breaks down and is mainly also by mean of human eye, black by observing display screen
The phenomenons such as screen, flicker judge display screen state.
When display screen breaks down, then go to carry out maintenance process, delayed on the time.How can prejudge aobvious
The abnormal conditions of display screen content become the thing that user is concerned about.
Before some faults occur, especially power issue, drive the situations such as lamp plate problem and connector loosen, show case
The electromagnetic field signal in internal portion typically changes, and can effectively prevent to show by the electromagnetic field information of monitoring display box house
Display screen fault, and deal with in time.
Content of the invention
In view of this, the utility model is directed to a kind of dress for measuring the change of display screen box body built-in field
Put, with the pre-judgement of auxiliary display screen fault, it is simple to user processes potential problem in time, play stable playback, security protection
Purpose.
For reaching above-mentioned purpose, the technical solution of the utility model is achieved in that
A kind of for measure display screen box body built-in field change device, including orthogonal antenna, signal processing module,
Microprocessor, abnormal show module and remote alarms module；
The output of described orthogonal antenna is connected with the input end signal of described signal processing module；
The output of described signal processing module is connected with the signal input part signal of described microprocessor；
The signal output part of described microprocessor is connected with described abnormal show module by signal；
The signal output part of described microprocessor is connected with described remote alarms module by signal.
Further, described remote alarms module includes wireless communication module.
Further, described abnormal show module is LCDs.
Further, described microprocessor includes main control module, waveform identification module, pretreatment module and display control mould
Block, described main control module is connected with described abnormal show module by signal by display control module, described signal processing module
The preprocessed module of signal output part and waveform identification module are connected with described main control module signal, the signal of described main control module
Output is connected with described remote alarms module by signal.
Further, described signal processing module includes the pre-amplification circuit, filter circuit, integration that signal connects successively
Amplifying circuit, differential transformation circuit and A/D change-over circuit, the output of described orthogonal antenna is defeated with described pre-amplification circuit
Entering end signal to connect, described A/D change-over circuit has two-way, the output of this two-way A/D change-over circuit and described microprocessor
Input end signal connects.
Further, the described device for measuring the change of display screen box body built-in field also includes that an orthogonal antenna is solid
Determining frame, described orthogonal antenna fixed mount includes that abutment sleeve, edge, support edge, support bar install axle, torsion spring and support bar；
Described abutment sleeve is set in the outer end of described orthogonal antenna, and insulate fixing connection with described orthogonal antenna；
Edge, described support edge is ring-type in flat circle, the inside edge on this edge, support edge outer surface inner with described abutment sleeve
Fixing connection, and described support edge is along the central axis upright of place plane and described abutment sleeve；
Described support edge is evenly distributed with at least two support bar mounting groove along upper around its center axis；
Described support bar installs axle and described support bar mounting groove one_to_one corresponding, and this support bar installs the two ends of axle respectively
It is fixed on the two side of described support bar mounting groove；
Described support bar installs axle one_to_one corresponding with described support bar, and the inner of this support bar is installed with one group of fixed cover
Cylinder, described fixed cover jacket casing is located at described support bar and installs on axle；
Described fixing sleeve is installed with described support bar and is connected by torsion spring is fixing between axle, and described torsion spring set is located at described
Support bar is installed on axle.
Further, described orthogonal antenna fixed mount also includes that screens is protruding, along this on the lateral surface of described support bar
It is protruding that the axis direction of strut is uniformly installed with multiple screens, the angle of the protruding outer transverse plane of described screens and described support bar
It is not more than 90 degree.
Further, described orthogonal antenna fixed mount also includes screens bar, one end of described screens bar and described support bar
Outer end fixing connect, the central axial direction that the other end is directed away from described support bar extends, and described screens bar with described
The angle of support bar is not more than 180 degree.
Further, the central axis of described screens bar and the central axis place plane of described support bar are through described fixed
The central axis of position sleeve.
Relative to prior art, the device for measuring the change of display screen box body built-in field described in the utility model
Have the advantage that
(1) device for measuring the change of display screen box body built-in field described in the utility model, aobvious by monitoring
Display screen box house electromagnetic field changes, it is achieved the pre-judgement to display screen fault, it is simple to user processes potential problems in time, plays
Stable playback, the purpose of security protection.
Brief description
Constituting a part of accompanying drawing of the present utility model to be further appreciated by of the present utility model for providing, this practicality is new
The schematic description and description of type is used for explaining the utility model, is not intended that to improper restriction of the present utility model.?
In accompanying drawing:
Fig. 1 is the former of the device for measuring the change of display screen box body built-in field described in the utility model embodiment
Reason block diagram；
Fig. 2 is the front view of the orthogonal antenna fixed mount described in the utility model embodiment；
Fig. 3 is the sectional side view of the orthogonal antenna fixed mount described in the utility model embodiment.
Description of reference numerals:
1-orthogonal antenna；2-signal processing module；21-pre-amplification circuit；22-filter circuit；23-integration amplifies electricity
Road；24-differential transformation circuit；25-A/D change-over circuit；3-microprocessor；31-main control module；32-waveform identification module；33-
Pretreatment module；34-display control module；4-abnormal show module；5-remote alarms module；7-orthogonal antenna fixed mount；71-
Abutment sleeve；Edge, 72-support edge；721-support bar mounting groove；73-support bar installs axle；74-torsion spring；75-support bar；751-
Fixing sleeve；76-screens is protruding；77-screens bar.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the utility model and the feature in embodiment can
To be mutually combined.
Of the present utility model describe in, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
The orientation of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " or position relationship are
It based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description, rather than instruction
Hint indication device or element must have specific orientation, with specific azimuth configuration and operation, be not therefore understood that
For to restriction of the present utility model.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicate
Or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In of the present utility model description, unless separately
Being described, " multiple " are meant that two or more.
In of the present utility model description, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be fixing connect, it is also possible to be to removably connect, or integratedly
Connect；Can be to be mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on can being understood by concrete condition
State concrete meaning in the utility model for the term.
Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Figures 1 to 3, the utility model includes orthogonal antenna the 1st, signal processing module the 2nd, microprocessor the 3rd, abnormal show
Module 4 and remote alarms module 5；
The output of orthogonal antenna 1 is connected with the input end signal of signal processing module 2；
The output of signal processing module 2 is connected with the signal input part signal of microprocessor 3；
The signal output part of microprocessor 3 is connected with abnormal show module 4 signal；
The signal output part of microprocessor 3 is connected with remote alarms module 5 signal.
Remote alarms module 5 includes wireless communication module.
Abnormal show module 4 is LCDs, uses small liquid crystal display display abnormal information, has substantially warning
Effect, this abnormal show module 4 is placed in casing rear portion the obvious position of top, in order to user observes.
Microprocessor 3 includes main control module the 31st, waveform identification module the 32nd, pretreatment module 33 and display control module 34,
Main control module 31 is connected with abnormal show module 4 signal by display control module 34, the signal output part of signal processing module 2
Preprocessed module 33 and waveform identification module 32 are connected with main control module 31 signal, the signal output part of main control module 31 with remote
Journey alarm module 5 signal connects.
The FPGA that microprocessor uses altera corp's model to be EP4CE6E22C8N, internal logic function includes master control mould
Display control module 34 and the communication of the pretreatment module of block the 31st, data signal the 33rd, waveform identification module the 32nd, LCDs connect
Mouthful, this microprocessor 3 while being connected with orthogonal antenna the 1st, abnormal show module 4 and remote alarms module 5 signal also by
Communication interface is connected with LED display control program signal.
Signal processing module 2 includes pre-amplification circuit the 21st, filter circuit the 22nd, the integrating amplification circuit that signal connects successively
The input letter of the 23rd, differential transformation circuit 24 and A/D change-over circuit 25, the output of orthogonal antenna 1 and pre-amplification circuit 21
Number connecting, A/D change-over circuit 25 has two-way, the output of this two-way A/D change-over circuit 25 and the input of pretreatment module 33
Signal connects.
The two-way analog signal receiving from orthogonal antenna 1 is first passed around pre-amplification circuit by this signal processing module 2
After the preposition amplification of 21, amplified by the filtering of filter circuit 22 and the integration of integrating amplification circuit 23, then by signal through difference
Translation circuit 24 becomes the differential signal that difference type A/D chip is able to receive that, then through A/D change-over circuit 25 that two-way is discrete
Analog signal is become data signal.
The data signal that A/D is sent here by microprocessor 3, after the pretreatment of pretreatment module 33, differentiates mould by waveform
Block 32 carries out the discriminating of waveform, and identification result inputs main control module 31, and identification result is transmitted by main control module by communication interface
To LED display control system, abnormal information is exported abnormal show module 4 by display control module 34 simultaneously, pass through
Remote alarms module 5 is wirelessly transmitted to subscription client, and subscription client can be the mobile device such as mobile phone, computer.
Signal processing module 2 and microprocessor 3 are integrated on one piece of circuit board, have analog input interface and numeral
Output interface, input interface is connected with orthogonal antenna 1, and output interface is connected with display control module 34.
The signal of telecommunication that orthogonal antenna 1 induces in the magnetic field in display screen box body is through signal processing module 2 filter and amplification
Rear input microprocessor 3, microprocessor 3 is analyzed the duty of display screen according to the electrical signal of reaction of orthogonal antenna 1, and will be divided
Analysis structure inputs abnormal show module 4 by display control module 34 and shows, if the result that microprocessor 3 is analyzed is aobvious
Display screen display abnormal prediction is alert, then microprocessor 3 sends alarm signal by remote alarms module 5 to the designated contact of display screen
Breath, in order to user friendly advanced processing.
Device for measuring the change of display screen box body built-in field also includes an orthogonal antenna fixed mount 7, orthogonal sky
Line fixed mount 7 includes that axle the 73rd, torsion spring 74 and support bar 75 are installed along the 72nd, support bar in abutment sleeve the 71st, support edge；
Abutment sleeve 71 is set in the outer end of orthogonal antenna 1, and insulate fixing connection with orthogonal antenna 1；
Support edge is ring-type in flat circle along 72, and this support edge is solid with the outer surface of abutment sleeve 71 the inner along the inside edge of 72
Fixed connection, and support edge is along the central axis upright of 72 place planes and abutment sleeve 71；
Support edge is evenly distributed with at least two support bar mounting groove 721 around its center axis along 72；
Support bar installs axle 73 and support bar mounting groove 721 one_to_one corresponding, and this support bar installs the two ends of axle 73 respectively
It is fixed on the two side of support bar mounting groove 721；
Support bar 75 installs axle 73 one_to_one corresponding with support bar, and the inner of this support bar 75 is installed with one group and fixes sleeve
751, fixing sleeve 751 is set in support bar and installs on axle 73；
Fixing sleeve 751 is installed with support bar and is connected by torsion spring 74 is fixing between axle 73, and torsion spring 74 is set in support bar
Install on axle 73.
Orthogonal antenna fixed mount also includes screens projection 76, along the axis side of this support bar 75 on the lateral surface of support bar 75
To being uniformly installed with multiple screens projection 76, the outer transverse plane of screens projection 76 and the angle of support bar 75 are not more than 90 degree.
Orthogonal antenna fixed mount also includes screens bar 77, and one end of screens bar 77 is fixing with the outer end of support bar 75 to be connected,
The central axial direction that the other end is directed away from support bar 75 extends, and screens bar 77 is not more than 180 with the angle of support bar 75
Degree.
The central axis place plane of the central axis of screens bar 77 and support bar 75 is through the central shaft of abutment sleeve 71
Line.
When orthogonal antenna 1 being inserted display screen box body by the through hole on display screen box body, first rotary supporting rod 75,
Make it gather to the outer surface of abutment sleeve 71, then this related orthogonal antenna of orthogonal antenna fixed mount 72 is filled in display screen case
The suitable location in through hole on body, unclamps support bar 75, then support bar 75 under the drive of torsion spring 74 relative to abutment sleeve
The outer surface of 71 expands so that screens protruding 76 contacts with the inwall extruding of the through hole on display screen box body, owing to screens is protruding
The outer transverse plane of 76 and the angle of support bar 75 be not more than 90 degree, it is to avoid skidding off outward of screens projection 76, just facilitates
The positioning handing over antenna fixing holder 7 is fixed, and the setting of screens bar 76, it is to avoid orthogonal antenna fixed mount 7 fill in through hole too much and
Fall in the casing of display screen.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all at this
Within the spirit of utility model and principle, any modification, equivalent substitution and improvement etc. made, should be included in the utility model
Protection domain within.
Claims (9)
1. one kind for measure display screen box body built-in field change device, it is characterised in that: include orthogonal antenna (1),
Signal processing module (2), microprocessor (3), abnormal show module (4) and remote alarms module (5)；
The output of described orthogonal antenna (1) is connected with the input end signal of described signal processing module (2)；
The output of described signal processing module (2) is connected with the signal input part signal of described microprocessor (3)；
The signal output part of described microprocessor (3) is connected with described abnormal show module (4) signal；
The signal output part of described microprocessor (3) is connected with described remote alarms module (5) signal.
2. the device for measuring the change of display screen box body built-in field according to claim 1, it is characterised in that: institute
State remote alarms module (5) and include wireless communication module.
3. the device for measuring the change of display screen box body built-in field according to claim 1, it is characterised in that: institute
Stating abnormal show module (4) is LCDs.
4. the device for measuring the change of display screen box body built-in field according to claim 1, it is characterised in that: institute
State microprocessor (3) and include main control module (31), waveform identification module (32), pretreatment module (33) and display control module
(34), described main control module (31) is connected with described abnormal show module (4) signal by display control module (34), described letter
The preprocessed module of the signal output part (33) of number processing module (2) and waveform identification module (32) and described main control module (31)
Signal connects, and the signal output part of described main control module (31) is connected with described remote alarms module (5) signal.
5. the device for measuring the change of display screen box body built-in field according to claim 1, it is characterised in that: institute
State signal processing module (2) and include the pre-amplification circuit (21) of signal connection successively, filter circuit (22), integrating amplification circuit
(23), differential transformation circuit (24) and A/D change-over circuit (25), the output of described orthogonal antenna (1) and described preposition amplification
The input end signal of circuit (21) connects, and described A/D change-over circuit (25) has two-way, this two-way A/D change-over circuit (25) defeated
Go out end to be connected with the input end signal of described microprocessor (3).
6. the device for measuring the change of display screen box body built-in field according to claim 1, it is characterised in that: also
Including an orthogonal antenna fixed mount (7), described orthogonal antenna fixed mount (7) includes abutment sleeve (71), edge, support edge (72), props up
Strut installs axle (73), torsion spring (74) and support bar (75)；
Described abutment sleeve (71) is set in the outer end of described orthogonal antenna (1), and fixes even with described orthogonal antenna (1) insulation
Connect；
Described support edge is ring-type in flat circle along (72), and this support edge is inner with described abutment sleeve (71) along the inside edge of (72)
Outer surface fixing connect, and described support edge is along the central axis upright of (72) place plane and described abutment sleeve (71)；
Described support edge is evenly distributed with at least two support bar mounting groove (721) along (72) are upper around its center axis；
Described support bar installs axle (73) and described support bar mounting groove (721) one_to_one corresponding, and this support bar installs axle (73)
Two ends be separately fixed on the two side of described support bar mounting groove (721)；；
Described support bar (75) installs axle (73) one_to_one corresponding with described support bar, and the inner of this support bar (75) is installed with one group
Fixing sleeve (751), described fixing sleeve (751) is set in described support bar and installs on axle (73)；
Described fixing sleeve (751) is installed with described support bar and is connected by torsion spring (74) is fixing between axle (73), described torsion spring
(74) it is set in described support bar to install on axle (73).
7. the device for measuring the change of display screen box body built-in field according to claim 6, it is characterised in that:
Described orthogonal antenna fixed mount also includes that screens is protruding (76), along this support bar (75) on the lateral surface of described support bar (75)
It is protruding (76) that axis direction is uniformly installed with multiple screens, the outer transverse plane of described screens protruding (76) and described support bar (75)
Angle be not more than 90 degree.
8. the device for measuring the change of display screen box body built-in field according to claim 6, it is characterised in that: institute
Stating orthogonal antenna fixed mount and also including screens bar (77), one end of described screens bar (77) is solid with the outer end of described support bar (75)
Fixed connecting, the central axial direction that the other end is directed away from described support bar (75) extends, and described screens bar (77) with described
The angle of support bar (75) is not more than 180 degree.
9. the device for measuring the change of display screen box body built-in field according to claim 8, it is characterised in that: institute
State the central axis of screens bar (77) and the central axis place plane of described support bar (75) through described abutment sleeve (71)
Central axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620563132.XU CN205670171U (en) | 2016-06-12 | 2016-06-12 | A kind of device for measuring the change of display screen box body built-in field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620563132.XU CN205670171U (en) | 2016-06-12 | 2016-06-12 | A kind of device for measuring the change of display screen box body built-in field |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205670171U true CN205670171U (en) | 2016-11-02 |
Family
ID=57191924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620563132.XU Withdrawn - After Issue CN205670171U (en) | 2016-06-12 | 2016-06-12 | A kind of device for measuring the change of display screen box body built-in field |
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| Country | Link |
|---|---|
| CN (1) | CN205670171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911367A (en) * | 2016-06-12 | 2016-08-31 | 天津昊天伟业电子科技有限公司 | Apparatus used for measuring electromagnetic field change in display screen box |
-
2016
- 2016-06-12 CN CN201620563132.XU patent/CN205670171U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105911367A (en) * | 2016-06-12 | 2016-08-31 | 天津昊天伟业电子科技有限公司 | Apparatus used for measuring electromagnetic field change in display screen box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161102 Effective date of abandoning: 20190806 |