CN205620291U - Device of many logical ponds of adjustable optical distance and transmission, receiving terminal - Google Patents
Device of many logical ponds of adjustable optical distance and transmission, receiving terminal Download PDFInfo
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- CN205620291U CN205620291U CN201521001535.7U CN201521001535U CN205620291U CN 205620291 U CN205620291 U CN 205620291U CN 201521001535 U CN201521001535 U CN 201521001535U CN 205620291 U CN205620291 U CN 205620291U
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Abstract
The utility model discloses a device of many logical ponds of adjustable optical distance and transmission, receiving terminal, with the direct fixed mounting of collimation light source at the incident port, the concave surface speculum rotates, make the incident round hole and the angle of incident light source have the change, adjusting the distance between two supports that are equipped with the speculum, changing the distance of light between two speculums and reflection number of times, come infinitely variable control to obtain different optical distances according to surveying gaseous demand, be equipped with corresponding long waist hole and rectangular hole on the planar mirror of light -emitting end and back roof, the range that adapts to the diameter variation in size becomes circular luminous point, guarantees that the emergent light passes through, different angle and position are adjusted according to the change of optical distance to the receiver lateral root, and spectrum behind the accurate convenient receipt absorbing gas makes laser gas concentration detection appearance application range wider, more convenient, and it is high to detect the precision.
Description
Technical field
This utility model relates to laser gas Concentration Testing field and adjustable light path manifold pond and transmitting, the device of receiving terminal.
Background technology
Recently as the expansion that the development and progress of science and technology, the research and development of iraser technology and range of application are swift and violent, the most become the focus of attention.Particularly its advantage that measurement scope is big, precision is high of laser gas Concentration Testing obtains coming into operation of conglomerate.Optics manifold pond is to reduce the volume of detecting instrument and increase the technology one method of light path, and in popularization and application to medical treatment, environment measuring, scientific experiment, petrochemical industry, mining actual industrial, the analysis to various gases detects.Optics manifold pool structure is that two ends have circular cylindrical mirror, incident light enters manifold pond by the regulation of multiple correlation mirrors, multiple reflections between two circular cylindrical mirrors (also referred to as reflecting mirror), produced light path be exactly two ends have between circular cylindrical mirror with accompanying light path more, reduce volume increase light path of detecting instrument to improve the precision of detection with this.Infrared spectrum is through tested gas to the technology that GAS ABSORPTION detects according to infrared spectrum, continuous wavelength scanning within a short period of time, absorption line to gas molecule, is carried out data process by the detector of receiving terminal by the message transport of collection to computer and shows the concentration of gas.Have closing and open two kinds of forms, the closed gas cell being to be poured into by tested gas closing to tested gas, infrared spectrum passes gas cell, detects the sample gas in gas cell.Open is that instrument is placed in tested gas detection, also referred to as on-line checking, is typically used for environment measuring, if the gas cell loading onto closing is closed.
Currently used plurality of specifications optics manifold pond is to have fixing light path, dihedral reflector is arranged on base plate by fixed mount, the diameter that the spot number of reflection and luminous point are formed immobilizes, there is incident light source device fixing device the front end of base plate, manifold pond is injected light into by multiple correlation mirrors, incident angle of light slightly deviation, the rear end of base plate is installed receiving terminal and is difficult to receive complete injection information.
Summary of the invention
This utility model purpose is: provide a kind of adjustable light path manifold pond and transmitting, the dress of receiving terminal, and collimated light source is directly fixedly mounted on entry port, rotates the concave mirror of incidence end, makes concave mirror incidence circular hole have variation with the angle of incident light source；Regulate the distance between two reflecting mirrors, light order of reflection between two reflecting mirrors all can be changed by the distance between angle and two reflecting mirrors of regulation of variation incident light source, obtain different light paths, light path carries out step-less adjustment according to the demand of tested gas, receiver-side regulates different angles and positions according to the change of light path, receiving the spectrum after absorbing gas accurately and conveniently, make laser gas concentration detector range wider, more convenient, accuracy of detection is high.
The technical solution of the utility model is: a kind of adjustable light path manifold pond and transmitting, the device of receiving terminal, it is characterised in that: include incident illumination gradient fixed block, concave mirror, fore-stock, front top plate, strut, plane mirror, after-poppet, rear top board, receptor, penetrates light gradient fixed block；It is provided with step circular hole in the middle of described fore-stock and after-poppet, places concave mirror and plane mirror face-to-face；Described fore-stock is provided with four perforation has the end of thread of step to pass for the front end of four struts, fix with nut, after-poppet is passed through four perforation by the rear end of four struts, the light path of the demand according to different tested gases, movable after-poppet, is then locked by the holding screw in four tightening holes.The screw thread on incident illumination screwed hole in described incident illumination gradient fixed block is used to fixing collimated light source, namely entrance pupil.Determine the gradient of incident illumination gradient fixed block from the gradient of first luminous point of concave mirror entrance aperture to plane transmitting mirror according to incident collimated light.Two transmitting mirrors are placed by step circular hole in the middle of two supports face-to-face, and the collar of two top boards heads on after reflecting mirror, front and back do not move in support in order to stationary mirror.Rotatable concave mirror changes the relative angle with entrance pupil.Top board is provided with placement angle of wedge sheet and the stepped hole of sealing ring, and front top plate stepped hole limit is provided with three screws for fixing incident illumination gradient fixed block, fore-stock by the step of four struts and the end of thread through four holes by nut check；After-poppet through hole, is moved forward and backward after-poppet, the spacing of regulation two-mirror according to the demand of different tested gases by strut, obtains different order of reflection and different required light paths, is then locked after-poppet by holding screw.Obtaining angle and the distance that have adjusted between concave mirror and plane mirror because have rotated concave mirror, being to produced different order of reflection and different light paths, two-mirror face arrange the diameter difference that conglobate spot number is different, formation is arranged in circular light spot；Therefore plane mirror and rear top board are provided with long lumbar hole and the oblong aperture of correspondence, and it is arranged in rectangle angle of wedge sheet and rectangle sealing ring on rear top board, angle according to injection light, rotary plane reflecting mirror and rear top board, make injection luminous energy penetrate from oblong aperture, fix with after-poppet through four circumference waist holes of the even cloth of rear roof perimeter with bolt after having rotated angle.Injection light gradient fixed block is fixed on rear top board, and its gradient is vertical with injection light.3 large hole of the periphery of receptor are used for regulating alignment injection light and receiving light gradient fixed block with bolt connecting.It is provided with survey meter before the central authorities of receptor, connects standard output joint below, be used for connecting computer, process and show the data of testing result.
The utility model has the advantages that:
1, according to different tested gases, the demand of optical path length is regulated angle and the spacing of two supports of incident illumination, obtains different light paths so that measuring scope big, certainty of measurement is more accurate.
2, collimated light source is directly installed on incidence end, it is not necessary to multiple correlation mirror is installed and regulates the angles and positions of incidence, decreases interference and the parts of detecting instrument that correlation light produces, operate easier.
3, ejecting end is provided with elongated hole and rotating angle, it is not necessary to change the part of detecting instrument, and the injection light of the light path and different angles that are suitable for different length is received by a detector.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings and this utility model is further described:
Fig. 1 is this utility model structure elevation cross-sectional view；
Fig. 2 is this utility model constitutional detail axonometric chart in bulk；
Fig. 3 is the front view of this utility model structure；
Fig. 4 is the lateral side view of this utility model structure；
Fig. 5 is the dot pattern on the plane mirror of this utility model structure；
Wherein: 01 collimation laser source；02 travel path of incident light；03 injection light path；1 incident illumination gradient fixed block；11 incident illumination screwed holes；12 fixing holes；2 circular seal rings；3 circular angle of wedge sheets；4 concave mirrors；41 incident circular holes；5 struts；6 plane mirrors；61 injection waist holes；62 luminous points；7 after-poppets；71 step circular holes；72 fixing holes；73 perforation；74 tightening holes；75 installing holes；Top board after 8；81 collars；82 connecting holes；83 oblong aperture；84 circumference long lumbar holes；9 receptors；91 survey meters；92 out splice going splices；93 fixing holes；10 injection light gradient fixed blocks；101 oblong aperture；102 installing holes；11 rectangle sealing rings；12 rectangle angle of wedge sheets；13 fore-stocks；131 step circular holes；132 connecting holes；133 perforation；134 installing holes；14 front top plates；141 collars；142 connecting holes；143 circle stepped holes；144 fixing holes；15 nuts；16 fix screw；17 holding screws.
Detailed description of the invention
Embodiment: as shown in Figure 1 and Figure 2, the device of a kind of adjustable light path manifold pond and transmitting, receiving terminal includes incident illumination gradient fixed block 1, concave mirror 4, fore-stock 13, front top plate 14, strut 5, plane mirror 6, after-poppet 7, rear top board 8, receptor 9, penetrates light gradient fixed block 10.Being provided with that incident illumination screwed hole 11 is threaded with collimation laser source 01 to be coordinated in the middle of described incident illumination gradient fixed block 1, its gradient is vertical with travel path of incident light 02, and fixing hole 12 and the connecting hole 142 of front top plate 14 are connected with fixing screw 16 to be fixed.It is provided with step circular hole in the middle of described fore-stock 13 and after-poppet 7, place concave mirror 4 and plane mirror 6 face-to-face, described front top plate 14 is provided with collar 141, it is placed in the step circular hole 131 of fore-stock 13 for fixing concave mirror 4, circle stepped hole 143 is used for placing circular angle of wedge sheet 3 and round sealing ring 2, described angle of wedge sheet is transparent glass sheet, and being provided with the angle of wedge is the interference avoiding reflecting light.Described sealing ring effect is to prevent tested gaseous emission light source and protection angle of wedge sheet.Described concave mirror 4 is provided with incident circular hole 41 and makes way for travel path of incident light 02.Connecting hole 132 is connected fixing with fixing hole 144 with fixing screw 16.Described fore-stock 13 is provided with four perforation 133 has the end of thread of step to pass for the front end of four struts 5, is tightened with nut 15.Rotate concave mirror 4 and regulate the relative angle of incident circular hole 41 and incident illumination.After-poppet 7 by four perforation 73 by the rear end of four struts 5, according to the light path of the demand of different tested gases, is moved forward and backward after-poppet 7, is then locked by the holding screw 17 in four tightening holes 74.Plane mirror 6 is fixed in step circular hole 71, and fixing hole 72 is connected with rear top board 8 by fixing screw 16.Due to the angle changing incident illumination and the distance that have adjusted between two-mirror, light produces different order of reflection, obtain required different light paths, it is formed at the diameter difference being arranged in circular light spot on plane mirror 6, the angle of emergent light is different, therefore plane mirror 6 is provided with injection waist hole 61, rear top board 8 is provided with the oblong aperture 83 of corresponding step, place rectangle angle of wedge sheet 12 and rectangle sealing ring 11, it is applicable to arrange the diameter that spot size is different, it is ensured that injection light path 03 passes through.Described rear top board 8 is provided with four circumference waist holes 81, for rotating the angle of the emergent light that regulation alignment has changed so that the receptor 9 being fixed on rear top board 8 receives emergent light.Top board 8 after rotation, after being directed at out the angle of light, are connected fixing with four screws 16 through four circumference waist holes 81 of the even cloth of rear roof perimeter with the fixing hole 72 of after-poppet.Receiving light gradient fixed block 10 and be provided with multiple installing hole 102, fix with rear top board 8, its gradient is vertical with injection light path 03, is additionally provided with oblong aperture 101, makes way for penetrating light path 03 and passes through.Described receptor 9 central authorities before be provided with survey meter 91 and receive injection light, connect standard output joint 92 below, the bigger fixing hole of three, periphery 93 is connected with penetrating light gradient fixed block 10 by screw 16.Out splice going splice 92 is used for connecting computer, processes and show the data of testing result.
The front view of this structure as shown in Figure 3, shows incident illumination gradient fixed block 1, front top plate 14, connecting hole 142, nut 15, and fixing screw 16 is in the position of front view.
The lateral side view of this structure as shown in Figure 4, display receiver 9, out splice going splice 92, fixing hole 93, rear top board 8, circumference waist hole 81, fixing screw 16 is in the position of rearview.
Three kinds of different incidence angles degree on plane mirror 6 and the spot arrangement figure of light path as shown in Figure 5, penetrates waist hole 61, luminous point 62.
Below it is only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, this utility model can also have other embodiment.The technical scheme that all employing equivalents or equivalent transformation are formed, all fall within this utility model claimed within the scope of.
Claims (3)
1. an adjustable light path manifold pond and transmitting, the device of receiving terminal, it is characterised in that: include incidence
Light gradient fixed block (1), concave mirror (4), fore-stock (13), front top plate (14), strut (5), plane is anti-
Penetrate mirror (6), after-poppet (7), rear top board (8), receptor (9), injection light gradient fixed block (10)；Prop up before described
It is provided with step circular hole in the middle of frame (13) and after-poppet (7), places concave mirror (4) and plane mirror face-to-face
(6)；Described fore-stock (13) is provided with four perforation (133) the end of thread of step for the front end of four struts (5)
Passing, be tightened with nut (15), after-poppet (7) is passed through four perforation (73) by the rear end of four struts (5),
The light path of the demand according to different tested gases, movable after-poppet (7), then by four tightening holes (74)
In holding screw (17) be locked.
A kind of adjustable light path manifold pond the most according to claim 1 and transmitting, the device of receiving terminal,
It is characterized in that: described plane mirror (6) is provided with injection waist hole (61), and rear top board (8) is provided with corresponding
The oblong aperture (83) on rank, it is adaptable to the diameter that arrangement spot size is different.
A kind of adjustable light path manifold pond the most according to claim 1 and transmitting, the device of receiving terminal,
It is characterized in that: described rear top board (8) is provided with four circumference waist holes (81), be used for rotating regulation alignment and change
The angle of the emergent light become so that the receptor (9) being fixed on rear top board (8) receives emergent light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521001535.7U CN205620291U (en) | 2015-12-07 | 2015-12-07 | Device of many logical ponds of adjustable optical distance and transmission, receiving terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521001535.7U CN205620291U (en) | 2015-12-07 | 2015-12-07 | Device of many logical ponds of adjustable optical distance and transmission, receiving terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205620291U true CN205620291U (en) | 2016-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521001535.7U Expired - Fee Related CN205620291U (en) | 2015-12-07 | 2015-12-07 | Device of many logical ponds of adjustable optical distance and transmission, receiving terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205620291U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107421890A (en) * | 2017-06-05 | 2017-12-01 | 湖北锐意自控系统有限公司 | Gasmetry pond and the gas analyzer provided with gasmetry pond |
| CN108226038A (en) * | 2016-12-22 | 2018-06-29 | 通用电器技术有限公司 | Gas analysis |
| CN109990820A (en) * | 2019-04-04 | 2019-07-09 | 德淮半导体有限公司 | The correcting mechanism and its calibration method of sensor in ion implantation device |
| WO2023168951A1 (en) * | 2022-03-07 | 2023-09-14 | 汉威科技集团股份有限公司 | Reflective optical system for long optical path gas absorption cell |
| CN117647489A (en) * | 2024-01-30 | 2024-03-05 | 埃睿迪信息技术（北京）有限公司 | Water quality detection method, device and equipment |
-
2015
- 2015-12-07 CN CN201521001535.7U patent/CN205620291U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108226038A (en) * | 2016-12-22 | 2018-06-29 | 通用电器技术有限公司 | Gas analysis |
| CN107421890A (en) * | 2017-06-05 | 2017-12-01 | 湖北锐意自控系统有限公司 | Gasmetry pond and the gas analyzer provided with gasmetry pond |
| CN109990820A (en) * | 2019-04-04 | 2019-07-09 | 德淮半导体有限公司 | The correcting mechanism and its calibration method of sensor in ion implantation device |
| WO2023168951A1 (en) * | 2022-03-07 | 2023-09-14 | 汉威科技集团股份有限公司 | Reflective optical system for long optical path gas absorption cell |
| CN117647489A (en) * | 2024-01-30 | 2024-03-05 | 埃睿迪信息技术（北京）有限公司 | Water quality detection method, device and equipment |
| CN117647489B (en) * | 2024-01-30 | 2024-04-16 | 埃睿迪信息技术（北京）有限公司 | Water quality detection method, device and equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| DD01 | Delivery of document by public notice |
Addressee: Pan Chencheng Document name: Notification of an Office Action |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161005 Termination date: 20191207 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |