CN203011527U - Light radiation survey meter receiver tube - Google Patents

Light radiation survey meter receiver tube Download PDF

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Publication number
CN203011527U
CN203011527U CN 201220663343 CN201220663343U CN203011527U CN 203011527 U CN203011527 U CN 203011527U CN 201220663343 CN201220663343 CN 201220663343 CN 201220663343 U CN201220663343 U CN 201220663343U CN 203011527 U CN203011527 U CN 203011527U
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CN
China
Prior art keywords
module
receiving tube
receiver tube
light
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN 201220663343
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Chinese (zh)
Inventor
法俊衍
蒋学敏
储锦方
马琴君
法锋
何招正
洪奕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou No2 Electronic Instrument Co Ltd
Original Assignee
Changzhou No2 Electronic Instrument Co Ltd
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Priority to CN 201220663343 priority Critical patent/CN203011527U/en
Application granted granted Critical
Publication of CN203011527U publication Critical patent/CN203011527U/en
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Abstract

The utility model discloses a light radiation survey meter receiver tube. The light radiation survey meter receiver tube comprises a receiver tube input module and a receiver tube output module, wherein a processing module is arranged between the receiver tube input module and the receiver tube output module, the receiver tube input module comprises multiple receiver units and an attenuation unit, the receiver units project light signals to the processing unit through the attenuation unit, and the processing unit comprises a light-electricity conversion module, a pre-amplification module and a filter and main amplification module. The light signals are converted into current signals through the light-electricity conversion module, the current signals are converted into voltage signals through the pre-amplification module, and the voltage signals are outputted to the receiver tube output module through the filter and main amplification module. Through a mode above, the light radiation survey meter receiver tube can receive a weak signal through the receiver tube, amplifies the weak signal, avoids signal distortion and ensures signal stabilization and transmission reliability.

Description

Radiation detection instrument receiving tube
Technical field
The utility model relates to radiation detection instrument field, particularly relates to a kind of radiation detection instrument receiving tube.
Background technology
Optical radiation is the energy of propagating with electromagnetic wave form or particle (photon) form, and they can use optics element reflects, imaging or dispersion, and this energy and communication process thereof are called optical radiation.
Wartime is surveyed in nuclear flash, gathers as required nucleoid exposure radiation information, carries out pattern-recognition, does and makes the detecting judgement, provides reference for commanding agency grasps situation of battlefield.
Existing radiation detection instrument adopts Optical Fiber Transmission mostly, but the luminous power from the Optical Fiber Transmission to the receiving end is extremely faint, is unfavorable for the processing to light signal, poor reliability.
The utility model content
The technical matters that the utility model mainly solves is to provide a kind of radiation detection instrument receiving tube, can process faint light signal, guarantees signal stabilization, transmits reliably.
for solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of radiation detection instrument receiving tube is provided, comprise: the load module of receiving tube, the output module of receiving tube, be provided with processing module between the load module of described receiving tube and the output module of receiving tube, the load module of described receiving tube comprises a plurality of receipts light unit, attenuation units, described receipts light unit is projected to described processing unit with light signal by attenuation units, described processing unit comprises photoelectric conversion module, pre-amplifying module, filtering and main amplification module, light signal is converted to current signal by photoelectric conversion module, described current signal changes voltage signal into by pre-amplifying module, described voltage signal exports the output module of described receiving tube to by filtering master amplification module.
In preferred embodiment of the utility model, the output module of described receiving tube connects surveys computing machine.
In preferred embodiment of the utility model, described receipts light unit comprises a plurality of optical antennas, and described optical antenna is connected with a receiving unit by optical fiber, and described reception group is projected to described processing unit with light signal by attenuation units.
In preferred embodiment of the utility model, the linear working range of described processing module is 6 magnitudes.
The beneficial effects of the utility model are: the utility model radiation detection instrument can receive faint signal with receiving tube, and feeble signal is amplified, and avoids distorted signals, guarantees signal stabilization, transmits reliably.
Description of drawings
Fig. 1 is the structural representation that the utility model radiation detection instrument is used receiving tube one preferred embodiment;
In accompanying drawing, the mark of each parts is as follows: 1, the load module of receiving tube, 2, the output module of receiving tube, 3, processing module, 4, photoelectric conversion module, 5, pre-amplifying module, 6, filtering and main amplification module.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, thereby so that advantage of the present utility model and feature can be easier to be it will be appreciated by those skilled in the art that, protection domain of the present utility model is made more explicit defining.
See also Fig. 1, the utility model embodiment comprises:
A kind of radiation detection instrument receiving tube comprises: the load module 1 of receiving tube, the output module 2 of receiving tube are provided with processing module 3 between the load module 1 of described receiving tube and the output module 2 of receiving tube.
The load module 1 of described receiving tube comprises a plurality of receipts light unit, attenuation units, and described receipts light unit is projected to described processing unit with light signal by attenuation units.
The load module 1 of receiving tube is responsible for receiving extraneous light signal, receives the light unit and comprises a plurality of optical antennas, and described optical antenna is connected with a receiving unit by optical fiber, and described reception group is projected to described processing unit with light signal by attenuation units.
Optical antenna receives light signal, and is delivered on receiving unit by optical fiber transmission, and receiving unit projects processing unit by attenuation units.
Described processing unit comprises photoelectric conversion module 4, pre-amplifying module 5, filtering and main amplification module 6, light signal is converted to current signal by photoelectric conversion module 4, described current signal changes voltage signal into by pre-amplifying module 5, and described voltage signal exports the output module 2 of described receiving tube to by filtering master amplification module.The output module 2 of described receiving tube connects surveys computing machine.
The linear working range of described processing module 3 is 6 magnitudes.Processing unit can be with faint optical signal amplification, and converts electric signal output to, carries out computational analysis by surveying the equipment such as computing machine.
The utility model radiation detection instrument can receive faint signal with receiving tube, and feeble signal is amplified, and avoids distorted signals, guarantees signal stabilization, transmits reliably.
The above is only embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present utility model.

Claims (4)

1. radiation detection instrument receiving tube, it is characterized in that, comprise: the load module of receiving tube, the output module of receiving tube, be provided with processing module between the load module of described receiving tube and the output module of receiving tube, the load module of described receiving tube comprises a plurality of receipts light unit, attenuation units, described receipts light unit is projected to described processing unit with light signal by attenuation units, described processing unit comprises photoelectric conversion module, pre-amplifying module, filtering and main amplification module, light signal is converted to current signal by photoelectric conversion module, described current signal changes voltage signal into by pre-amplifying module, described voltage signal exports the output module of described receiving tube to by filtering master amplification module.
2. radiation detection instrument receiving tube according to claim 1, is characterized in that, the output module of described receiving tube connects surveys computing machine.
3. radiation detection instrument receiving tube according to claim 1, it is characterized in that, described receipts light unit comprises a plurality of optical antennas, and described optical antenna is connected with a receiving unit by optical fiber, and described reception group is projected to described processing unit with light signal by attenuation units.
4. radiation detection instrument receiving tube according to claim 1, is characterized in that, the linear working range of described processing module is 6 magnitudes.
CN 201220663343 2012-12-06 2012-12-06 Light radiation survey meter receiver tube Expired - Lifetime CN203011527U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220663343 CN203011527U (en) 2012-12-06 2012-12-06 Light radiation survey meter receiver tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220663343 CN203011527U (en) 2012-12-06 2012-12-06 Light radiation survey meter receiver tube

Publications (1)

Publication Number Publication Date
CN203011527U true CN203011527U (en) 2013-06-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220663343 Expired - Lifetime CN203011527U (en) 2012-12-06 2012-12-06 Light radiation survey meter receiver tube

Country Status (1)

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CN (1) CN203011527U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103438996A (en) * 2013-05-28 2013-12-11 福州英诺电子科技有限公司 Self-correcting detection circuit for extremely weak optical signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103438996A (en) * 2013-05-28 2013-12-11 福州英诺电子科技有限公司 Self-correcting detection circuit for extremely weak optical signal
CN103438996B (en) * 2013-05-28 2016-05-11 福州英诺电子科技有限公司 A kind of self-correcting testing circuit of utmost point faint optical signal

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CX01 Expiry of patent term
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Granted publication date: 20130619