CN206804156U - Adjustable Laser emission end and laser analyzer - Google Patents
Adjustable Laser emission end and laser analyzer Download PDFInfo
- Publication number
- CN206804156U CN206804156U CN201720708946.2U CN201720708946U CN206804156U CN 206804156 U CN206804156 U CN 206804156U CN 201720708946 U CN201720708946 U CN 201720708946U CN 206804156 U CN206804156 U CN 206804156U
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- China
- Prior art keywords
- regulating block
- emission end
- adjustment seat
- laser emission
- lens
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Abstract
The disclosure is directed to adjustable Laser emission end and laser analyzer, the adjustable Laser emission end includes support frame and adjustment seat, light transmitting terminal, optical receiver is arranged in adjustment seat, adjustment seat is fixed in sensing chamber by support frame, regulating block is provided with adjustment seat, lens are arranged on regulating block.Regulating block can adjust in adjustment seat, ensure beam path alignment；Lens can be adjusted in regulating block, ensure focusing.The disclosure is into a single integrated structure by Laser emission end and sensing chamber's setting, reduces the size of laser analyzer, while solves the problems, such as that in detection process skew origin-location causes light path to offset because vibrations cause Laser emission end.
Description
Technical field
The utility model belongs to field of analytic instrument, is related to a kind of laser analyzer, more particularly to adjustable Laser emission
End and laser analyzer.
Background technology
Laser spectroscopy has been that one to grow up on the basis of transmission spectra newly sets up schools since laser technology occurs
Section.Because characteristic is possessed by laser：Breadth of spectrum line is extremely narrow and coherence is excellent, spectral power density is high, Wavelength tunable
It is humorous, and frequency and amplitude can be modulated etc..These characteristics of laser cause spectroscopy, and there occurs a series of revolutionary characters
Change.Compared with conventional suction spectrum, the resolution ratio of laser absorption spectroscopy and sensitivity can be much higher than traditional spectrum
Method.As long as select suitable spectral band for certain pollutant, it is possible to achieve the precision of PPM magnitudes., can from configuration aspects
It is more convenient in a manner of use is measured directly.
In laser analyzer, it is contemplated that need to leave a certain distance between light source and sensing chamber for focusing.Therefore,
Existing laser analyzer, its laser reflection end and sensing chamber are spaced apart settings.So setting causes laser analyzer
Space it is big, meanwhile, be respectively necessary for two fixing points difference fixed laser transmitting terminal and sensing chamber, less stable.
In transport and practical process, shake influences greatly on measurement result.
Utility model content
The purpose of this utility model is above mentioned problem be present for existing technology, it is proposed that adjustable Laser emission end,
To solve above-mentioned technical problem.
The purpose of this utility model can be realized by following technical proposal：A kind of adjustable Laser emission end, positioned at sharp
Between the light source of light analyzer and sensing chamber, including：
Support frame, support frame as described above, which is sticked, is fixed on sensing chamber on the end face of light source one end；
Adjustment seat, the adjustment seat are fixed on support frame, and light transmitting terminal is provided with the adjustment seat and light connects
Device is received, the adjustment seat and one end end face of support frame installation are provided with mounting groove, are provided with regulating block in the mounting groove, institute
The lens one for being provided with regulating block and being correspondingly arranged with light transmitting terminal are stated, and the lens two being correspondingly arranged with optical receiver, institute
State regulating block can in mounting groove activity adjustment to ensure lens one on regulating block and lens two respectively with light transmitting terminal and
Optical receiver aligns, and the lens one and lens two can be axially adjustable focusing in regulating block block.
Preferably, at least one adjustment hole for being used to adjust regulating block is offered on the cell wall of the mounting groove both sides,
The adjustment hole runs through the cell wall.
Preferably, the regulating block includes mother tuber and snaps onto the movable block on mother tuber, the regulating block is overall can edge
Mounting groove move axially, the movable block can be moved in mother tuber and its moving direction and mounting groove it is axially vertical and with regulation
Block moves integrally direction and is located in the same horizontal plane.
Preferably, the mother tuber includes integrally formed two pieces of blocking arms and two guide rails, two pieces of blocking arms and two
Guide rail, which is staggered to surround, forms a rectangular frame；Wherein, the upper surface of the guide rail and the upper surface of blocking arm are concordant and lead
The thickness of rail is less than the thickness of blocking arm, the guide rail is formed an atrium after being surrounded with the blocking arm；
The both sides of the movable block are provided with heavy shoulder, the thickness of the heavy shoulder and the difference in height phase between blocking arm and guide rail
Together, when the movable block assembles with the mother tuber, the movable block is sunk in atrium, the heavy shoulder difference of the movable block both sides
Snap onto on two guide rails.
Preferably, offering at least one push hole on described two blocking arms respectively along guide rail direction, the push hole runs through
Blocking arm.
Preferably, being provided with least two waist holes in the adjustment seat, it is provided with the regulating block and the waist hole
The fixing hole being correspondingly arranged, trip bolt is provided with the waist hole, after regulating block adjusts, the trip bolt passes through
The waist hole is threadedly coupled with the fixing hole and fixes regulating block.
Preferably, be additionally provided with pad in the adjustment seat, during the trip bolt secured adjusted block, trip bolt squeezes
Pressure pad piece makes it act against in adjustment seat.
Preferably, having path channels in support frame as described above, the sidepiece of support frame as described above is further opened with least one window
Mouthful, the window connects the path channels.
The utility model additionally provides a kind of laser analyzer, and the laser analyzer includes：It is any one in claim 1-8
Adjustable Laser emission end described in.
Compared with prior art, the utility model has advantages below using said structure and method：
The utility model is by setting support frame that adjustment seat is arranged in sensing chamber so that whole device space
It is few；Meanwhile regulating block is provided with adjustment seat, lens are arranged on regulating block, light path can be completed by adjusting regulating block
Regulation, light modulation speed is fast, adjusts efficiency high.
Brief description of the drawings
Fig. 1 is laser analyzer transmitting terminal of the prior art and the scheme of installation of sensing chamber；
Fig. 2 is laser analyzer structure chart of the present utility model；
Fig. 3 is the overall structure figure at adjustable Laser emission end；
Fig. 4 is the structure chart of adjustment seat；
Fig. 5 is another viewing angle constructions figure of adjustment seat；
Fig. 6 is the another viewing angle constructions figure of adjustment seat；
Fig. 7 is the structure chart of regulating block；
In figure, 100, sensing chamber；110th, support；The 120th, stationary plane is installed；200th, Laser emission end；210th, support frame；
211st, window；212nd, path channels；220th, adjustment seat；221st, trip bolt；222nd, pad；223rd, adjustment hole；230th, light-receiving
Device；240th, light transmitting terminal；250th, regulating block；251st, mother tuber；2511st, push hole；2512nd, blocking arm；2513rd, guide rail；2514th, it is open
Chamber；252nd, movable block；2521st, lens two；2522nd, fixing hole；2523rd, lens one；2524th, heavy shoulder；2525th, it is raised；260th, pacify
Tankage.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Fig. 1 is the structural representation of the laser analyzer in correlation technique, in correlation technique, the laser hair of laser analyzer
End 200 and 100 spaced apart setting of sensing chamber, Laser emission end 200 and optical receiver 230 is penetrated to be fixed on point by support 110
In analyzer instrument box, sensing chamber 100 is fixed in analyzer instrument box also by support 110.In this way, so that sensing chamber
100 and laser reflection end space it is big, while need Laser emission end 200 and sensing chamber 100 are fixed respectively.
When laser analyzer carries out analysis measurement, need to carry out ensureing light path standard to light between Laser emission end 200 and sensing chamber 100
Directly, while need to be focused, be provided separately sensing chamber 100 and Laser emission end 200, collision in transit and measuring
All inevitably the collimation to light path and focal length produce certain influence for caused vibrations in journey, cause measurement error.
Therefore, the utility model is improved to Laser emission end 200, to solve the technical problem in correlation technique, under
With reference to accompanying drawing, the utility model is elaborated in face.
As described in Fig. 2 to Fig. 4, present embodiment discloses a kind of adjustable Laser emission end 200, including：
Support frame 210, support frame as described above 210, which is sticked, is fixed on sensing chamber 100 on the end face of light source one end；
Adjustment seat 220, the adjustment seat 220 are fixed on support frame 210, and light is provided with the adjustment seat 220
Transmitting terminal 240 and optical receiver 230, one end end face that the adjustment seat 220 is installed with support frame 210 are provided with mounting groove 260,
Regulating block 250 is provided with the mounting groove 260, be provided with the regulating block 250 be correspondingly arranged with light transmitting terminal 240 it is saturating
Mirror 1, and the lens 2 2521 being correspondingly arranged with optical receiver 230, the regulating block 250 can live in mounting groove 260
Dynamic adjustment to ensure lens 1 on regulating block 250 and lens 2 2521 respectively with light transmitting terminal 240 and optical receiver
230 alignment, the lens 1 and lens 2 2521 can be axially adjustable focusing in 250 pieces of regulating block.
One end of support frame 210 is fixed on the end of sensing chamber 100, support frame by the mode such as welding or screw fixation
Path channels 212 are provided with 210, path channels 212 are corresponding with the light inlet and light-emitting window of sensing chamber 100 so that light transmitting terminal
240 laser projected can be injected into sensing chamber 100, meanwhile, the light that the internal reflection of sensing chamber 100 is returned can also pass through light path
Passage 212 is received by optical receiver 230.
In the present embodiment, path channels 212 can be one, when path channels 212 are one, the path channels
212 include the light inlet and light-emitting window of firmly sensing chamber 100；Path channels 212 can also be two, when path channels 212
When being two, two path channels 212 are alignd with the light inlet and light-emitting window of sensing chamber 100 respectively.In general, light path are led to
Road 212 is arranged to one, and a light channel structure is simple, and manufacturing cost is low, while reduces the overall weight of support frame 210, is
The preferred scheme of the present embodiment.
Installation stationary plane 120 is provided with the other end of support frame 210, regulating block 250 is fixedly mounted on branch by screw
On the installation stationary plane 120 of support 210, screw rod fixed form convenient disassembly, steadiness is good.Wherein, it is flat to install stationary plane 120
Face, it is good that regulating block 250 is fixed on plane upward stability, while also allows for carrying out to light and fixation.
Mounting groove 260 is arranged on regulating block 250 and installed with support frame 210 on the end face of fixation, and the groove width of mounting groove 260 is big
In the width of regulating block 250, it is adjusted in order to leave space to regulating block 250.On the both sides cell wall of mounting groove 260 each
At least one adjustment hole 223 is offered, regulation fixing screws (not shown) is provided with adjustment hole 223, regulation is fixed
The bolt portion of screw is extend into mounting groove 260 through adjustment hole 223 and leans regulating block 250, and regulating block 250 is adjusted
When, control the regulation fixing screws on the cell wall of mounting groove 260 to make the change in location of regulating block 250.Such as control to adjust block 250 to
When moving right, the regulation fixing screws in the left side of rotational installation groove 260 make the required amount of movement identical of its precession and regulating block 250
Displacement, and the regulation fixing screws for being rotatablely installed the right side of groove 260 exit identical displacement, it is simple and convenient.
From above-mentioned elaboration, the position of regulating block 250 is carried out by the regulation fixing screws on the cell wall of mounting groove 260
Adjustment, regulating block 250 can only be to be carried out in the axially direction of right angle setting groove 260 along the spinning in and out direction of regulation fixing screws
Position adjustment.Talk about publicly it is known, two-dimensional coordinate system adjust coordinate when, be adjusted along single change in coordinate axis direction, can not meet to sit
Mark the requirement of adjustment.The present embodiment in order that lens in regulating block 250 can be quickly adjusted in place, regulating block 250 is entered
Improvement is gone.
Specifically, as shown in Figures 5 to 7, regulating block 250 has the mother tuber 251 and movable block 252 of split-type design, thoroughly
Mirror 1 and lens 2 2521 (being hereinafter collectively referred to as lens) are arranged on movable block 252.Mother tuber 251 is by integrally formed two
Root guide rail 2513 and two pieces of blocking arms 2512 are formed, wherein, two guide rails 2513 and two pieces of blocking arms 2512 are staggered and surround composition
One rectangular frame, when mother tuber 251 is arranged in mounting groove 260, guide rail 2513 is arranged in an axially parallel mode with mounting groove 260, blocking arm
2512 are less than the thickness and guide rail 2513 and gear of blocking arm 2512 with 260 axially vertical setting of mounting groove, the thickness of guide rail 2513
The upper surface of arm 2512 is concordant, due to having difference in height, the so lower surface in mother tuber 251 between guide rail 2513 and blocking arm 2512
On form an atrium 2514, in order to which movable block 252 is installed.
The both sides of movable block 252 are provided with heavy shoulder 2524, and centre forms one piece of projection 2525, movable block 252 and mother tuber 251
When being assembled, on guide rail 2513 that mother tuber 251 is snapped onto corresponding to the heavy shoulder 2524 of movable block 252, among movable block 252
Raised 2525 parts are then contained in the space among mother tuber 251, in this way, guide rail 2513 forms limit to movable block 252
Position, movable block 252 are only capable of moving with respect to mother tuber 251 along the direction of guide rail 2513, meanwhile, when mother tuber 251 is along the side of mounting groove 260
To when being adjusted mobile, movable block 252 is spacing due to guide rail 2513, and mother tuber 251 can be followed to do adaptable movement.
Specifically, it is provided with two blocking arms 2512 of mother tuber 251 at least one along the setting of the length direction of guide rail 2513
Push hole 2511, push hole 2511 is through blocking arm 2512, by setting regulation fixing screws can be to mother in push hole 2511
Movable block 252 in block 251 is adjusted, and adjustment principle is identical with the adjustment principle of above-mentioned regulating block 250.
When to lens adjust light, the overall adjustment direction of regulating block 250 is defined as X to by movable block 252
Independent adjustment direction is defined as Y-direction, when being carried out in the position for adjusting lens to light, first adjusts the overall position of regulating block 250, makes
Lens reach x coordinate with regulating block 250 is overall, in the individually movable block 252 in adjustment regulating block 250, make it along guide rail 2513
Move the adjustment for carrying out Y-direction, lens be moved to y-coordinate, so complete lens to light, easy to adjust, tune
Whole accuracy is high.
, it is necessary to which lens are fixed after the completion of lens on light, the lens in the present embodiment are arranged on movable block 252,
As long as therefore movable block 252 is fixed.Specifically, waist hole (not shown) is provided with adjustment seat 220,
Fixing hole 2522 is provided with movable block 252, trip bolt 221 is provided with waist hole, trip bolt 221 can move in waist hole
Adjustment position is aligned with fixing hole 2522, and after the completion of lens on light, the bolt portion of trip bolt 221 is screwed onto through waist hole
Movable block 252 is fixed on fixing hole 2522.
Further, the present embodiment is also provided with pad 222, the secured adjusted block 250 of trip bolt 221 on adjusting bracket
When, separated between the nut and adjusting bracket of trip bolt 221 by pad 222, the one side of pad 222 increases trip bolt
Lifting surface area between 221 nuts and adjusting bracket, on the other hand solves waist hole aperture greatly to the nut size of trip bolt 221
Limitation.
Laser analyzer is when measuring, it is often necessary to laser is detected and rectified a deviation, the present embodiment is in support frame
210 sidepiece is provided with window 211, and window 211 connects path channels 212 in support frame 210, can be to laser by window 211
Detected, and laser is rectified a deviation using data are detected.
The utility model additionally provides a kind of laser analyzer, and the laser analyzer includes sensing chamber 100 and is arranged on inspection
The adjustable Laser emission end 240200 described in above-described embodiment surveyed on room 100.The laser analyzer space is small, laser
After the completion of light source and sensing chamber 100 are to light, structural stability is good, it is not easy to because vibration influence light path.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (9)
- A kind of 1. adjustable Laser emission end, between the light source of laser analyzer and sensing chamber, it is characterised in that including：Support frame, support frame as described above, which is sticked, is fixed on sensing chamber on the end face of light source one end；Adjustment seat, the adjustment seat are fixed on support frame, and light transmitting terminal and optical receiver are provided with the adjustment seat, The adjustment seat and one end end face of support frame installation are provided with mounting groove, and regulating block, the tune are provided with the mounting groove The lens one being correspondingly arranged with light transmitting terminal are installed in locking nub, and the lens two being correspondingly arranged with optical receiver, the tune Locking nub can in mounting groove activity adjustment ensureing that lens one on regulating block and lens two connect with light transmitting terminal and light respectively Receive device alignment, the lens one and lens two can be axially adjustable focusing in regulating block block.
- 2. adjustable Laser emission end according to claim 1, it is characterised in that opened on the cell wall of the mounting groove both sides Provided with least one adjustment hole for being used to adjust regulating block position, the adjustment hole runs through the cell wall.
- 3. adjustable Laser emission end according to claim 1 or 2, it is characterised in that the regulating block include mother tuber and The movable block on mother tuber is snapped onto, the regulating block can integrally move axially along mounting groove, and the movable block can move in mother tuber Dynamic and its moving direction and mounting groove are axially vertical and move integrally direction with regulating block and be located in the same horizontal plane.
- 4. adjustable Laser emission end according to claim 3, it is characterised in that the mother tuber includes integrally formed two Block blocking arm and two guide rails, two pieces of blocking arms and two guide rails, which are staggered to surround, forms a rectangular frame；Wherein, it is described The upper surface of guide rail is concordant with the upper surface of blocking arm and the thickness of guide rail is less than the thickness of blocking arm, makes the guide rail and the blocking arm An atrium is formed after surrounding；The both sides of the movable block are provided with heavy shoulder, and the thickness of the heavy shoulder is identical with the difference in height between blocking arm and guide rail, institute When stating movable block with mother tuber assembling, the movable block is sunk in atrium, the heavy shoulder difference snapping of the movable block both sides On two guide rails.
- 5. adjustable Laser emission end according to claim 4, it is characterised in that along guide rail direction on described two blocking arms At least one push hole is offered respectively, and the push hole runs through blocking arm.
- 6. adjustable Laser emission end according to claim 1, it is characterised in that at least two are provided with the adjustment seat Individual waist hole, the fixing hole being correspondingly arranged with the waist hole is provided with the regulating block, trip bolt is provided with the waist hole, After regulating block adjusts, the trip bolt is threadedly coupled with the fixing hole through the waist hole and fixes regulating block.
- 7. adjustable Laser emission end according to claim 6, it is characterised in that pad is additionally provided with the adjustment seat Piece, during the trip bolt secured adjusted block, trip bolt extruding pad makes it act against in adjustment seat.
- 8. adjustable Laser emission end according to claim 1, it is characterised in that lead in support frame as described above with light path Road, the sidepiece of support frame as described above are further opened with least one window, and the window connects the path channels.
- A kind of 9. laser analyzer, it is characterised in that including：Adjustable laser hair in claim 1-8 described in any one Penetrate end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708946.2U CN206804156U (en) | 2017-06-19 | 2017-06-19 | Adjustable Laser emission end and laser analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720708946.2U CN206804156U (en) | 2017-06-19 | 2017-06-19 | Adjustable Laser emission end and laser analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804156U true CN206804156U (en) | 2017-12-26 |
Family
ID=60747409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720708946.2U Withdrawn - After Issue CN206804156U (en) | 2017-06-19 | 2017-06-19 | Adjustable Laser emission end and laser analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131952A (en) * | 2017-06-19 | 2017-09-05 | 杭州春来科技有限公司 | Adjustable Laser emission end and laser analyzer |
-
2017
- 2017-06-19 CN CN201720708946.2U patent/CN206804156U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107131952A (en) * | 2017-06-19 | 2017-09-05 | 杭州春来科技有限公司 | Adjustable Laser emission end and laser analyzer |
| CN107131952B (en) * | 2017-06-19 | 2018-08-17 | 杭州春来科技有限公司 | Adjustable Laser emission end and laser analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20171226 Effective date of abandoning: 20180817 |