CN205793023U - A kind of detection device with Anti-surging function - Google Patents
A kind of detection device with Anti-surging function Download PDFInfo
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- CN205793023U CN205793023U CN201620500967.0U CN201620500967U CN205793023U CN 205793023 U CN205793023 U CN 205793023U CN 201620500967 U CN201620500967 U CN 201620500967U CN 205793023 U CN205793023 U CN 205793023U
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- detection device
- central processor
- processor cpu
- shell
- electromagnetic interface
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Abstract
This utility model relates to a kind of detection device with Anti-surging function, including detection device body, described detection device body includes shell and upper cover, described shell is flexibly connected with one end of upper cover, central processor CPU and the built-in image collection device being connected with described central processor CPU it is provided with in described shell, described outer side is arranged with a pair infrared light compensating lamp being connected with described central processor CPU, one side medial surface of described shell is pressed with sight glass by fixture, the power module of described central processor CPU connects electromagnetic interface filter by power line, the power input of described electromagnetic interface filter connects alternating current power supply supply module.This utility model connects electromagnetic interface filter by the power input at central processor CPU by power line; the power input of described electromagnetic interface filter connects alternating current power supply supply module; the current break that can be effectively prevented from external power source causes detecting the damage of device, is effectively protected detection device.
Description
Technical field
This utility model belongs to safety monitoring technical field, is specifically related to a kind of spy with Anti-surging function
Survey device.
Background technology
Along with the progress and development of technology, safety monitoring equipment or system are widely used in various environment,
Playing an important role protection people's property, current security monitoring device or equipment usually include
The shell of steel matter and upper cover, shell with the cavity that upper cover is formed is provided with corresponding camera head with
The modules such as central processor CPU, are provided with sight glass plate in the front end of camera head, and fixedly mounted
In corresponding environment or occasion, gathered the image information of environment through sight glass by camera head
Realize peripheral region is monitored, for the needs of image acquisition, be generally provided with in housing exterior infrared
Light compensating lamp, this infrared light compensating lamp has steel casing and light compensating lamp circuit board, light compensating lamp circuit board and central authorities
Processor CPU is connected with power line by control signal wire.
The current commonly used alternating voltage of detection device is powered, when external ac power source generation immediate current
During Sudden Anomalies, may result in detection device and damage, therefore, it is necessary to provide necessary protection.
It addition, when there is electromagnetic radiation outside, electromagnetic wave can be by inspecting glass and infrared light compensating lamp
Shell enters in detection device, owing to being affected by electromagnetic radiation, can cause the video signal of camera head
Instability occurs, thus causes the unintelligible of video image or fluctuated, thus have impact on the effect of monitoring,
The most also it is necessary to make improvements.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem and provide one to have Anti-surging merit
The detection device of energy.
For achieving the above object, this utility model adopts the following technical scheme that
A kind of detection device with Anti-surging function, including detection device body, described detection device is originally
Body includes shell and upper cover, and described shell is flexibly connected with one end of upper cover, in being provided with in described shell
Central processor CPU and the built-in image collection device being connected with described central processor CPU, described outside
The infrared light compensating lamp being connected with described central processor CPU, described shell it is arranged with a pair outside shell
A side medial surface be pressed with sight glass by fixture, the power supply mould of described central processor CPU
Block connects electromagnetic interface filter by power line, and the power input of described electromagnetic interface filter connects alternating current power supply
Supply module.
It is equipped with filtering in the supply line that described infrared light compensating lamp is connected with described central processor CPU
Device, the surface of described sight glass has been sticked conducting film, and described conducting film contacts with described shell.
Described wave filter is an inductance component.
Described conducting film be attached to described sight glass medial surface and or lateral surface on.
This utility model is filtered by connecting EMI at the power input of central processor CPU by power line
Ripple device, the power input of described electromagnetic interface filter connects alternating current power supply supply module, can effectively keep away
The current break exempting from external power source causes detecting the damage of device, is effectively protected detection device.
It addition, this utility model is by being connected with described central processor CPU at described infrared light compensating lamp
Supply line on be equipped with wave filter, the surface of described sight glass has been sticked conducting film, described conduction
Film contacts with described shell, can be effectively prevented from the external electromagnetic radiation shadow to detection device work
Ring so that detection device can normally work without being disturbed by external electromagnetic radiation, has important
Production practices and realistic meaning.
Accompanying drawing explanation
The structural representation of the detection device with Anti-surging function that Fig. 1 provides for this utility model embodiment
Figure；
Fig. 2 show the connection diagram of the electromagnetic interface filter that this utility model embodiment provides.
Detailed description of the invention
Below, in conjunction with example, substantive distinguishing features of the present utility model and advantage are further described, but
This utility model is not limited to listed embodiment.
Shown in Figure 1, the one that figure 1 show this utility model embodiment provides has Anti-surging
The structure of the detection device of function.For convenience of description, illustrate only relevant with this utility model embodiment
Part.
Seeing shown in Fig. 1-2, a kind of detection device with Anti-surging function, including detection device body
100, described detection device body includes shell 10 and upper cover 19, the front end of described shell and upper cover
One end is flexibly connected by hinge means 18, described on cover and be provided with lockhole 20, the rear end of described shell
Be provided with locking piece 21, be provided with in described shell central processor CPU 12 and with described central processing unit
The built-in image collection device 14 that CPU connects, described outer side is arranged with a pair and described centre
The infrared light compensating lamp 11 that reason device CPU is connected, a side medial surface of described shell passes through fixture 16
Being pressed with sight glass 15, the power module 120 of described central processor CPU is connected by power line
Electromagnetic interface filter 17, the power input of described electromagnetic interface filter connects alternating current power supply supply module.
Implementing, described electromagnetic interface filter can use existing commercially available finished product electromagnetic interface filter, as
One end of FT110-3EMI wave filter connects the power output 121 of central processing unit, the other end connects red
The power inlet 111 of the circuit board of outer light compensating lamp.
This utility model is filtered by connecting EMI at the power input of central processor CPU by power line
Ripple device, the power input of described electromagnetic interface filter connects alternating current power supply supply module, can effectively keep away
The current break exempting from external power source causes detecting the damage of device, is effectively protected detection device.
Further, in the supply line that described infrared light compensating lamp is connected with described central processor CPU
Being equipped with wave filter, the surface of described sight glass has been sticked conducting film, described conducting film and described shell
(steel matter) contacts, shown in Figure 2.
Described wave filter, for filtering the electromagnetic wave arriving infrared light compensating lamp, implements, described filtering
Device is an inductance component.
Implement, in this utility model, described conducting film be attached to described sight glass medial surface and
Or lateral surface on.
Preferably, described conducting film is sticked on the lateral surface of sight glass and shell contacts, and so may be used
Effectively the electromagnetic wave arriving sight glass is imported on detection device casing, and existing detection device
Shell generally individually has the function of anti-electromagnetic radiation, so that electromagnetic radiation can not enter in detection device
Portion, from without causing electromagnetic effect to detection device.
This utility model is by the power supply being connected with described central processor CPU at described infrared light compensating lamp
Being equipped with wave filter on circuit, the surface of described sight glass has been sticked conducting film, described conducting film and institute
State shell to contact, the external electromagnetic radiation impact on detection device work can be effectively prevented from so that
Detection device can normally work without being disturbed by external electromagnetic radiation, has important production real
Trample and realistic meaning.
The above is only preferred implementation of the present utility model, it is noted that for the art
Those of ordinary skill for, on the premise of without departing from this utility model principle, it is also possible to make some
Improvements and modifications, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (4)
1. a detection device with Anti-surging function, it is characterised in that include detecting device body,
Described detection device body includes shell and upper cover, and described shell is flexibly connected with one end of upper cover, institute
Central processor CPU and the embedded image being connected with described central processor CPU it is provided with in stating shell
Harvester, described outer side is arranged with a pair infrared benefit being connected with described central processor CPU
Light modulation, a side medial surface of described shell is pressed with sight glass by fixture, and described central authorities process
The power module of device CPU connects electromagnetic interface filter by power line, the power supply input of described electromagnetic interface filter
End connects alternating current power supply supply module.
The most according to claim 1, there is the detection device of Anti-surging function, it is characterised in that institute
State and be equipped with wave filter in the supply line that infrared light compensating lamp is connected with described central processor CPU, institute
Stating the surface of sight glass to be sticked conducting film, described conducting film contacts with described shell.
The most according to claim 2, there is the detection device of Anti-surging function, it is characterised in that institute
Stating wave filter is an inductance component.
The most according to claim 3, there is the detection device of Anti-surging function, it is characterised in that institute
State conducting film be attached to described sight glass medial surface and or lateral surface on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500967.0U CN205793023U (en) | 2016-05-26 | 2016-05-26 | A kind of detection device with Anti-surging function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620500967.0U CN205793023U (en) | 2016-05-26 | 2016-05-26 | A kind of detection device with Anti-surging function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793023U true CN205793023U (en) | 2016-12-07 |
Family
ID=57408668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620500967.0U Active CN205793023U (en) | 2016-05-26 | 2016-05-26 | A kind of detection device with Anti-surging function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205793023U (en) |
-
2016
- 2016-05-26 CN CN201620500967.0U patent/CN205793023U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |