CN204374063U - A kind of atomic absorption spectrophotometer (AAS) element lamp bracket - Google Patents
A kind of atomic absorption spectrophotometer (AAS) element lamp bracket Download PDFInfo
- Publication number
- CN204374063U CN204374063U CN201520042990.5U CN201520042990U CN204374063U CN 204374063 U CN204374063 U CN 204374063U CN 201520042990 U CN201520042990 U CN 201520042990U CN 204374063 U CN204374063 U CN 204374063U
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- element lamp
- axis
- driver module
- leading screw
- aas
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Abstract
The utility model relates to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket, comprise that X-axis moves driver module, Y-axis moves driver module, element lamp socket, the lower end that Y-axis moves driver module is fixedly connected with the moving-member that X-axis moves in driver module, the moving-member that element lamp socket and Y-axis move in driver module is fixedly connected with, the plane that the central axis upright of the element lamp mounting hole on element lamp socket is formed in X-axis and Y-axis.The utility model has the advantage that structure is simple, easy to adjust, consistance is good, precision is high, and can meet the demand of simultaneously installing multiple element lamp.
Description
Technical field
The utility model relates to a kind of appurtenances of atomic absorption spectrophotometer (AAS), and especially relating to one can self-adjusting element lamp locating device.
Background technology
In atomic absorption spectrophotometer (AAS) system application, often test a kind of element and all need a kind of element lamp of correspondence as testing light source.Element lamp bracket common in prior art all adopts the structural design rotating location, as shown in Figure 1, element lamp bracket 3 ' adopts disc, eight element lamp mounting holes are circumferentially with along disk, each element lamp mounting hole can insert an element lamp 303 ', the disk of element lamp bracket is fixedly connected with the end vertical of electric machine rotational axis, can its center of circle be just axis rotation under the drive that such element lamp bracket 3 ' rotates at motor, in this way, the position determined just can be located when needing to use a certain element lamp 303 '.
As everyone knows, atomic absorption spectrophotometer (AAS) in use, when only having the optical axis coincidence when the light source center of element lamp and atomic absorption spectrophotometer (AAS) light path system, the energy that element lamp irradiates just can reach the strongest, and now also reaches optimum efficiency for the measurement of designed element.But traditional element lamp bracket in actual use; because element lamp mounting hole and element lamp are combined with gap; usually certain gradient can be there is when element lamp inserts element lamp mounting hole; and element fluorescent tube often neither the right cylinder of standard, causes the optical axis of the light source center of element lamp and atomic absorption spectrophotometer (AAS) light path system not overlap preferably.When now only finely tuning along the rotation of its central axis by element lamp bracket, difficulty even cannot adjust to coincidence position comparatively greatly.In addition, the element lamp bracket of this structure often changes an element lamp, the angle of new element lamp and the angle of old element lamp also can be inconsistent, rotate by element lamp bracket and carry out adjusting and coincidence position cannot being adjusted to, the irradiation energy of new and old element lamp is caused to there is difference, the consistance of atomic absorption spectrophotometer (AAS) system is affected, reduces sensitivity and the precision of instrument.
Utility model content
The purpose of this utility model is to provide a kind of atomic absorption spectrophotometer (AAS) element lamp bracket, structure is simple, easy to adjust, consistance is good, precision is high advantage that it has, and can meet the demand of simultaneously installing multiple element lamp.
For solving the element lamp bracket adjustment inconvenience of prior art Atom absorption spectrophotometer, consistance is poor, the technical matters that precision is low, a kind of atomic absorption spectrophotometer (AAS) element of the utility model lamp bracket comprises X-axis and moves driver module, Y-axis moves driver module, element lamp socket, the lower end that Y-axis moves driver module is fixedly connected with the moving-member that X-axis moves in driver module, the moving-member that element lamp socket and Y-axis move in driver module is fixedly connected with, element lamp socket is provided with element lamp mounting hole, the plane that the central axis upright of element lamp mounting hole is formed in X-axis and Y-axis.
Alternatively, the element lamp mounting hole on element lamp socket is multiple, and element lamp mounting hole distributes along two-dimensional matrix.
Preferably, it is lead-screw drive mechanism that X-axis moves driver module, lead-screw drive mechanism comprises substrate, motor, leading screw, moving-member and leading screw support, motor and leading screw support are separately fixed at the two ends of substrate along X axis, one end of leading screw is fixedly connected with the turning axle of motor, the other end of leading screw is erected on leading screw support, and leading screw is parallel with X-axis; Moving-member is provided with through hole, and moving-member is set on leading screw by through hole, and the internal thread of described through hole matches with the external thread of leading screw; Substrate is provided with the guide rail parallel with leading screw, and the bottom of moving-member is provided with the guide-track groove coordinated with described guide rail, and moving-member and substrate are connected by guide-track groove and guide rail; Y-axis moves driver module and X-axis, and to move driver module structure identical, and Y-axis moves driver module and vertically arranges.
Alternatively, guide rail is one or more, and the xsect of guide rail is circle, rectangle, triangle or trapezoidal.
Alternatively, motor is stepper motor, servomotor, direct current generator or alternating current generator.
Alternatively, X-axis moves driver module, to move driver module be rack gear or belt gear to Y-axis.
Preferably, also comprise automatic control module, automatic control module is used for automatically controlling the operational factor of each parts and regulating.
Adopt structural design of the present utility model, X-axis moves driver module and moves driver module with Y-axis and constitute the plane of movement vertical with the optical axis of the light path system of atomic absorption spectrophotometer (AAS), driver module is moved by X-axis, Y-axis moves driver module respective moving in parallel axially, and the light source center of a certain element lamp can be easy under both cooperations to adjust on the optical axis of the light path system of atomic absorption spectrophotometer (AAS), the most strong position of the energy namely making element lamp irradiate is on described optical axis, not only solve the problem that the light source center of element lamp in prior art and photometric optical axis coincidence position not easily adjust, improve the accuracy of detection of atomic absorption spectrophotometer (AAS) system, also solve traditional element lamp bracket by this adjustment mode changes before and after element lamp simultaneously, the light source center of new and old element lamp not in same point and can not adjust both with optical axis coincidence, the detection changed before and after element lamp is caused to there is the problem of deviation, improve stability and the consistance of atomic absorption spectrophotometer (AAS) system.
Below in conjunction with embodiment shown in accompanying drawing, a kind of atomic absorption spectrophotometer (AAS) element of the utility model lamp bracket is described in further detail:
Accompanying drawing explanation
Fig. 1 is the structural representation of the element lamp bracket that prior art Atom absorption spectrophotometer system uses;
Fig. 2 is the structural representation of a kind of atomic absorption spectrophotometer (AAS) element of the utility model lamp bracket.
Embodiment
In the schematic diagram of a kind of atomic absorption spectrophotometer (AAS) element of the utility model as shown in Figure 1 lamp bracket embodiment, comprise that X-axis moves driver module 1, Y-axis moves driver module 2, element lamp socket 3, the lower end that Y-axis moves driver module 2 is fixedly connected with the moving-member that X-axis moves in driver module 1, the moving-member that element lamp socket 3 and Y-axis move in driver module 2 is fixedly connected with, element lamp socket 3 is provided with element lamp mounting hole 301, and makes the plane that the central axis 302 of element lamp mounting hole 301 is formed perpendicular to X-axis and Y-axis.
As one preferred embodiment, element lamp mounting hole 301 on element lamp socket 3 of the present utility model is set to 9, and allow element lamp mounting hole 301 distribute along two-dimensional matrix, it should be noted that, element lamp mounting hole 301 is not limited to arrange 9, can need to arrange one according to concrete use, or other desired number, the distribution mode of element lamp mounting hole is also not limited to two-dimensional matrix, may also be along the distribution of multiple concentric circle or other distribution modes.
In present embodiment, X-axis moves driver module 1 and adopts lead-screw drive mechanism, and lead-screw drive mechanism comprises substrate 101, motor 102, leading screw 103, moving-member 104 and leading screw support 105.Allow motor 102 and leading screw support 105 be separately fixed at the two ends of substrate 101 along X axis, the turning axle of one end of leading screw 103 with motor 102 is fixedly connected with, the other end of leading screw 103 is erected on leading screw support 105, and make leading screw 103 parallel with X-axis.Moving-member 104 offers through hole, the internal thread of through hole is matched with the external thread of leading screw 103, moving-member 104 is set on leading screw 103 by through hole; The guide rail parallel with leading screw 103 is set on the substrate 101 simultaneously, the guide-track groove coordinated with guide rail is set in the bottom of moving-member 104, allow moving-member 104 and substrate 101 are connected by guide-track groove and guide rail.Designed by above Lead screw transmission structure, move in driver module 1 in X-axis, when leading screw 103 rotates under the driving of motor 102, moving-member 104 will move in parallel along leading screw 103 X axis.It is identical with the structure that X-axis moves driver module 1 that Y-axis moves driver module 2, move driver module unlike Y-axis vertically to arrange, move in driver module 2 in Y-axis, when leading screw 103 rotates under the driving of motor 102, moving-member 104 wherein can move in parallel along leading screw 103 Y-axis.Move driver module 1 and Y-axis moves in the screw mechanism of driver module 2 in X-axis, can be rocked in moving process by moving-limiting parts 104 by the cooperation of the guide rail on the guide-track groove on moving-member 104 and substrate 101, improve motion smoothing.The motor 102 that the utility model adopts can be any one in stepper motor, servomotor, direct current generator or alternating current generator.
Guide rail in above-mentioned screw mechanism can be designed as one or more, the xsect of guide rail can be designed as circle, rectangle, triangle or trapezoidal or other shapes, as long as moving-member 104 and substrate 101 can be made to be connected by guide-track groove and guide rail, moving-limiting parts 104 can only can realize the utility model object along moving axially of leading screw 103.In the utility model, motor 102 can adopt any one in stepper motor, servomotor, direct current generator or alternating current generator.
It should be noted that, X-axis moves driver module 1, Y-axis moves driver module 2 and is not limited to lead-screw drive mechanism, rack gear, belt gear or other equal alternative structure can be designed to as the case may be, as long as moving-member wherein can be made to do level and smooth movement along respective axis can realize the utility model object.In addition, the utility model also comprises automatic control module (not shown), automatic control module is used for carrying out regulating and controlling to the operational factor of parts each in equipment, can be improved the running precision of element lamp bracket by automatic control module, improves automatic management degree.
For helping those skilled in the art to understand the utility model, below the course of work of a kind of atomic absorption spectrophotometer (AAS) element of the utility model lamp bracket is described in further detail.
During use, make the plane that the optical axis of atomic absorption spectrophotometer (AAS) light path system is formed perpendicular to X-axis in the utility model and Y-axis.First moving driver module 1 by X-axis drives Y-axis to move driver module 2 and element lamp socket 3 moves along X-direction, make by the light source center of element lamp 303 to be used crossing with the optical axis of atomic absorption spectrophotometer (AAS) light path system along the straight line of Y-axis, then move driver module 2 driving element lamp socket 3 by Y-axis to move along Y direction, and make by the light source center of element lamp 303 to be used crossing with the optical axis of atomic absorption spectrophotometer (AAS) light path system along the straight line of X axis, so just the light source center of element lamp 303 to be used can be navigated on the optical axis of atomic absorption spectrophotometer (AAS) light path system.This structural design no matter how arrange by element lamp mounting hole 301, whether angle of inclination is there is when element lamp 303 inserts in element lamp mounting hole 301, all can quickly and easily by the light source center of element lamp 303, the most strong position of irradiation energy by element lamp 303 navigates on the optical axis of atomic absorption spectrophotometer (AAS) light path system, avoid the light source center adjustment inconvenience of element lamp in traditional element lamp bracket, even really the light source center of element lamp cannot be navigated to the defect on the optical axis of atomic absorption spectrophotometer (AAS) light path system, improve the measuring accuracy of atomic absorption spectrophotometer (AAS).It is to be noted, above-mentioned motion process is the explanation for describing mode carries out, be not limited to the movement first doing X axis, after do the movement of Y-axis, also the movement of Y-axis can first be done, do the movement of X axis again, or all both move simultaneously, and above-mentioned moving process carries out state modulator and adjustment by automatic control module.
Above embodiment is only the description carried out preferred implementation of the present utility model; restriction not to the utility model request protection domain; under the prerequisite not departing from the utility model design spirit; the various forms of distortion that this area engineering technical personnel make according to the technical solution of the utility model, all should fall in protection domain that claims of the present utility model determine.
Claims (7)
1. an atomic absorption spectrophotometer (AAS) element lamp bracket, it is characterized in that: comprise X-axis and move driver module (1), Y-axis moves driver module (2), element lamp socket (3), the lower end that Y-axis moves driver module (2) is fixedly connected with the moving-member that X-axis moves in driver module (1), the moving-member that element lamp socket (3) and Y-axis move in driver module (2) is fixedly connected with, element lamp socket (3) is provided with element lamp mounting hole (301), the plane that the central axis (302) of element lamp mounting hole (301) is formed perpendicular to X-axis and Y-axis.
2. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket according to claim 1, it is characterized in that: the element lamp mounting hole (301) on described element lamp socket (3) is for multiple, and element lamp mounting hole (301) distributes along two-dimensional matrix.
3. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket according to claim 2, it is characterized in that: it is lead-screw drive mechanism that X-axis moves driver module (1), lead-screw drive mechanism comprises substrate (101), motor (102), leading screw (103), moving-member (104) and leading screw support (105), motor (102) and leading screw support (105) are separately fixed at the two ends of substrate (101) along X axis, one end of leading screw (103) is fixedly connected with the turning axle of motor (102), the other end of leading screw (103) is erected on leading screw support (105), and leading screw (103) is parallel with X-axis, moving-member (104) is provided with through hole, and moving-member (104) is set on leading screw (103) by through hole, and the internal thread of described through hole matches with the external thread of leading screw (103), substrate (101) is provided with the guide rail parallel with leading screw (103), the bottom of moving-member (104) is provided with the guide-track groove coordinated with described guide rail, and moving-member (104) and substrate (101) are connected by guide-track groove and guide rail, Y-axis moves driver module (2) and X-axis, and to move driver module (1) structure identical, and Y-axis moves driver module (2) and vertically arranges.
4. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket according to claim 3, it is characterized in that: described guide rail is one or more, the xsect of guide rail is circle, rectangle, triangle or trapezoidal.
5. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket according to claim 3, it is characterized in that: described motor (102) is stepper motor, servomotor, direct current generator or alternating current generator.
6. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket according to claim 2, it is characterized in that: described X-axis moves driver module (1), Y-axis moves driver module (2) for rack gear or belt gear.
7. according to a kind of atomic absorption spectrophotometer (AAS) element lamp bracket described in any one of claim 1-6, it is characterized in that: also comprise automatic control module, automatic control module is used for automatically controlling the operational factor of each parts and regulating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042990.5U CN204374063U (en) | 2015-01-21 | 2015-01-21 | A kind of atomic absorption spectrophotometer (AAS) element lamp bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520042990.5U CN204374063U (en) | 2015-01-21 | 2015-01-21 | A kind of atomic absorption spectrophotometer (AAS) element lamp bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204374063U true CN204374063U (en) | 2015-06-03 |
Family
ID=53330273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520042990.5U Expired - Fee Related CN204374063U (en) | 2015-01-21 | 2015-01-21 | A kind of atomic absorption spectrophotometer (AAS) element lamp bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204374063U (en) |
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2015
- 2015-01-21 CN CN201520042990.5U patent/CN204374063U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 Termination date: 20200121 |