CN204575500U - Differential hematology analyzer optical system governor motion - Google Patents
Differential hematology analyzer optical system governor motion Download PDFInfo
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- CN204575500U CN204575500U CN201520253275.6U CN201520253275U CN204575500U CN 204575500 U CN204575500 U CN 204575500U CN 201520253275 U CN201520253275 U CN 201520253275U CN 204575500 U CN204575500 U CN 204575500U
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Abstract
The utility model relates to blood of human body detecting instrument technical field.Differential hematology analyzer optical system governor motion is included on base plate, along X axis, front optical assembly, flow chamber assembly, rear optical fiber receive module is housed.Front optical assembly to be contained on laser instrument through trim ring by 360 ° of adjustment lens and to form, and front optical assembly is contained in front light base along X axis and regulates between briquetting, and before connecting along X axis regulating spring, optical assembly leans adjusting screw(rod).Flow chamber assembly is contained on pedestal through set screw, and pedestal is contained in flow chamber adjusting base and side slip sheet along Y-axis and regulates between briquetting, connects pedestal lean adjusting screw(rod) along Y-axis regulating spring.The utility model adopts two to overlap independently, orthogonal sliding pair regulates front light part and flow chamber part respectively, and two cover sliding pairs all use screw rod, nut realizes rectilinear motion and regulates, and regulate precisely, assemble simple, work efficiency is high.
Description
Technical field
The utility model relates to blood of human body detecting instrument technical field, particularly a kind of differential hematology analyzer optical system governor motion.
Background technology
It is the vitro detection project that situation of all-level hospitals is extensively carried out that routine blood test detects, leucocyte in blood of human body can be divided into five classes: lymphocyte, monocyte, neutrophil leucocyte, basophilic granulocyte and eosinophil, is undertaken distinguishing and counting by differential hematology analyzer.Current differential hematology analyzer mainly adopts optical detection in conjunction with the method for streaming laminar-flow technique to leukocytic classification, its laser irradiation module, laminar flow form the assembling of module and light signal collection module, the adjustment very complicated all suitable with maintenance, its manufacturing cost and working service cost higher, to certain financial burden that user brings.There is following defect in existing differential hematology analyzer optical texture system: regulates displacement to adopt spring-loaded plunger pretension, use screw rod to rotate and carry out push-and-pull adjustment, pretension uses spring-loaded plunger, the parts that relative motion occurs are aluminum products, the coefficient of sliding friction is high, the large then friction force of pretightning force is large, and screw rod regulates very difficult, and during friction force minor adjustment, external force can cause front optical assembly to rock; What spring-loaded plunger adopted is 2 pretensions, and pretensioning effect is poor, 2 uneven easy generation warpages of pretightning force.The lens barrel range of adjustment of adjusting mirror cartridge module is ± 45° angle, must use the square eyeglass of customization, if use general circular eyeglass, there will be adjusting angle inadequate.Differential hematology analyzer is more favored because it has good performance, along with the different medical unit such as small hospital and Community Healthcare Service Center is to the demand of more high performance Medical Devices, the differential hematology analyzer of a kind of miniaturization, low cost seems quite important.
Summary of the invention
The purpose of this utility model is to provide the differential hematology analyzer optical system governor motion that a kind of structure is simple, cost is low, easy to use.
The purpose of this utility model is achieved through the following channels:
Differential hematology analyzer optical system governor motion, be included on base plate 3, along X axis, front optical assembly 15 be housed, flow chamber assembly 11, rear optical fiber receive module 10, described front optical assembly 15 to be contained on laser instrument 14 through trim ring 13 by 360 ° of adjustment lens 12 and to form, front optical assembly 15 is contained in front light base 5 along X axis and regulates between briquetting 4, connect front optical assembly 15 along X axis regulating spring 2 and lean adjusting screw(rod) 1, described flow chamber assembly 11 is contained on pedestal 7 through set screw 16, pedestal 7 is contained in flow chamber adjusting base 6 and side slip sheet 9 along Y-axis and regulates between briquetting 4, connect pedestal 7 along Y-axis regulating spring 2 and lean adjusting screw(rod) 1.
Further that described flow chamber assembly 11 is greater than the straight warp of set screw 16 through the installation aperture that set screw 16 is contained on pedestal 7, flow chamber assembly 11 can ± 15 ° of rotations wither joint.
Be further described 360 ° of adjustment lens 12 are circular eyeglass.
Be further described front light base 5, flow chamber adjusting base 6, regulate briquetting 4, side slip sheet 9 to be POM material or copper material.
Good effect of the present utility model: the utility model differential hematology analyzer optical system governor motion adopts two to overlap independently, orthogonal sliding pair regulates front light part and flow chamber part respectively, two cover sliding pairs all use screw rod, nut realizes rectilinear motion and regulates; Use the part of POM material or copper material and spring to coordinate simultaneously and realize precisely regulating, regulate compacter, simple, position is more accurate; Adjusting mirror cartridge module can carry out 360 ° of adjustments, and its eyeglass no longer needs customization, can select general part circular eyeglass, reduce costs; Flow chamber assembly can carry out circumference adjustment ± 15 °, and incident ray can be easily vertical with flow chamber, greatly reduces assembly difficulty, enhance productivity; Regulate briquetting to make during adjustment, to there will not be tilting and distortion, lock more simple after making adjustment, be conducive to the raising of work efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
In figure: 1. adjusting screw(rod), 2. regulating spring, 3. base plate, 4. regulate briquetting, light base 5., 6. flow chamber adjusting base, 7. pedestal, 8. regulates fixture, 9. side slip sheet, 10. optical fiber receive module after, 11. flow chamber assemblies, 12.3600 regulate lens, 13. trim rings, 14. laser instruments, optical assembly before 15., 16. set screw
Embodiment
Below in conjunction with Figure of description, the utility model is elaborated:
Embodiment: as shown in Figure 1, the utility model differential hematology analyzer optical system governor motion is included on base plate 3, along X axis, front optical assembly 15, flow chamber assembly 11, rear optical fiber receive module 10 is housed.Front optical assembly 15 to be contained on laser instrument 14 through trim ring 13 by 360 ° of adjustment lens 12 and to form, front optical assembly 15 is contained in front light base 5 along X axis and regulates between briquetting 4, connect front optical assembly 15 along X axis regulating spring 2 and lean adjusting screw(rod) 1, described flow chamber assembly 11 is contained on pedestal 7 through set screw 16, pedestal 7 is contained in flow chamber adjusting base 6 and side slip sheet 9 along Y-axis and regulates between briquetting 4, connects pedestal 7 lean adjusting screw(rod) 1 along Y-axis regulating spring 2.Flow chamber assembly 11 is greater than the straight warp of set screw 16 through the installation aperture that set screw 16 is contained on pedestal 7, flow chamber assembly 11 can ± 15 ° of rotations wither joint.360 ° of adjustment lens 12 are circular eyeglass.Front smooth base 5, flow chamber adjusting base 6, adjustment briquetting 4, side slip sheet 9 are POM material or copper material.
The utility model differential hematology analyzer optical system governor motion have 2 covers independently, orthogonal sliding pair, be respectively X-direction and Y direction.X-direction sliding pair is for regulating front optical assembly 15, and Y direction sliding pair is for regulating flow chamber assembly 11, front optical assembly 15 comprises laser instrument 14, trim ring 13, 360 ° of adjustment lens 12, 360 ° of adjustment lens 12 are arranged on laser instrument 14 through trim ring 13, 360 ° of circumferencial directions can be realized and rotate adjustment, laser instrument 14 and 360 ° of adjustment lens 12 form front optical assembly 15, front optical assembly 15 can carry out X-direction adjustment, lens 12 are regulated to coordinate with laser instrument 14 small―gap suture, adjustment in use lens 12, trim ring 13 and two screws add bullet pad, plain cushion pre-pressing, realize circumferential slippage to regulate, prevent from producing excessive slip when regulating by trim ring 13 precompressed, compressed by trim ring 13 after adjustment completes and realize fixing, rotate and regulate lens 12, light is met the requirements, be locked screw, 360 ° of adjustment lens 12 are circular eyeglass.Flow chamber assembly 11 is contained on pedestal 7 through set screw 16, pedestal 7 is contained in flow chamber adjusting base 6 and side slip sheet 9 along Y-axis and regulates between briquetting 4, flow chamber assembly 11 is greater than the straight warp of set screw 16 through the installation aperture that set screw 16 is contained on pedestal 7, flow chamber assembly 11 can realize on its base ± 15 ° rotate and regulate, itself and pedestal 7 fix after can after carry out Y direction adjustment; Rear optical fiber receive module 10 receiving optical signals; X-direction, Y direction realize rectilinear motion by screw rod, nut and carry out regulating front optical assembly 15 and flow chamber assembly 11, adjusting screw(rod) 1 be conditioned on-fixed between assembly and be connected, adopt regulating spring 2 tension make adjusting screw(rod) 1 and be conditioned inter-module compact siro spinning technology, realize regulating the pretension in direction and eliminating regulating hysterisis error.Join screw in compression by side slip sheet 9 and realize low Frictional Slipping, and swinging appears in effective reduction in adjustment process, front smooth base 5, flow chamber adjusting base 6, adjustment briquetting 4, side slip sheet 9 are POM material or copper material, are realized low Frictional Slipping by base and the adjustment briquetting attachment screw of special substance and are prevented from occurring in adjustment process tilting.Two cover sliding pairs all use screw rod, nut realizes rectilinear motion and regulates; Use POM material or copper material part and spring to coordinate simultaneously and realize precisely regulating.The rotation that adjusting mirror cartridge module 12 achieves 360 ° of circumferencial directions regulates; Flow chamber assembly 11 realizes circumferencial direction ± 15 ° and rotates adjustment, is used for eliminating the angular error produced when flow chamber is installed, makes flow chamber and incident light at an angle of 90.Regulate each one of briquetting about 4, add bullet pad, plain cushion pre-pressing with two screws respectively; Side slip sheet 9 one, adds bullet pad, plain cushion pre-pressing with two screws; Both ends of the spring is arranged on laser assembly 14 or flow chamber package base 7 respectively and regulates above fixture 8; Adjusting screw(rod) 1 and nut are installed to and regulate above fixture 8, and the displacement that adjusting screw(rod) 1 realizes corresponding assembly regulates.Flow chamber assembly 11 is arranged on above flow chamber package base 7, adds bullet pad, plain cushion pre-pressing with two screws, and rotational flow chamber component carries out regulating its angle, lock-screw after adjustment.
Claims (4)
1. a differential hematology analyzer optical system governor motion, be included on base plate (3), along X axis, front optical assembly (15) be housed, flow chamber assembly (11), rear optical fiber receive module (10), it is characterized in that described front optical assembly (15) to be contained on laser instrument (14) through trim ring (13) by 360 ° of adjustment lens (12) to form, front optical assembly (15) is contained in front light base (5) along X axis and regulates between briquetting (4), before connecting along X axis regulating spring (2), optical assembly (15) leans adjusting screw(rod) (1), described flow chamber assembly (11) is contained on pedestal (7) through set screw (16), pedestal (7) is contained in flow chamber adjusting base (6) and side slip sheet (9) along Y-axis and regulates between briquetting (4), connect pedestal (7) along Y-axis regulating spring (2) and lean adjusting screw(rod) (1).
2. differential hematology analyzer optical system governor motion according to claim 1, it is characterized in that described flow chamber assembly (11) is greater than the straight warp of set screw (16) through set screw (16) the installation aperture be contained on pedestal (7), flow chamber assembly (11) can ± 15 ° of rotations wither joint.
3. differential hematology analyzer optical system governor motion according to claim 1, is characterized in that described 360 ° of adjustment lens (12) are circular eyeglass.
4. differential hematology analyzer optical system governor motion according to claim 1, is characterized in that described front light base (5), flow chamber adjusting base (6), regulates briquetting (4), side slip sheet (9) is POM material or copper material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520253275.6U CN204575500U (en) | 2015-04-23 | 2015-04-23 | Differential hematology analyzer optical system governor motion |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520253275.6U CN204575500U (en) | 2015-04-23 | 2015-04-23 | Differential hematology analyzer optical system governor motion |
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| CN204575500U true CN204575500U (en) | 2015-08-19 |
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| CN201520253275.6U Active CN204575500U (en) | 2015-04-23 | 2015-04-23 | Differential hematology analyzer optical system governor motion |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490178A (en) * | 2018-12-26 | 2019-03-19 | 常州必达科生物科技有限公司 | A kind of flow cytometer and its lens adjusting mechanism |
| WO2024007775A1 (en) * | 2022-07-06 | 2024-01-11 | 深圳迈瑞生物医疗电子股份有限公司 | Particle detection device and sample analyzer |
| CN109490178B (en) * | 2018-12-26 | 2024-05-31 | 常州必达科生物科技有限公司 | Flow cytometer and lens adjusting mechanism thereof |
-
2015
- 2015-04-23 CN CN201520253275.6U patent/CN204575500U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109490178A (en) * | 2018-12-26 | 2019-03-19 | 常州必达科生物科技有限公司 | A kind of flow cytometer and its lens adjusting mechanism |
| CN109490178B (en) * | 2018-12-26 | 2024-05-31 | 常州必达科生物科技有限公司 | Flow cytometer and lens adjusting mechanism thereof |
| WO2024007775A1 (en) * | 2022-07-06 | 2024-01-11 | 深圳迈瑞生物医疗电子股份有限公司 | Particle detection device and sample analyzer |
| WO2024007774A1 (en) * | 2022-07-06 | 2024-01-11 | 深圳迈瑞生物医疗电子股份有限公司 | Particle detection device and sample analyzer |
| WO2024007773A1 (en) * | 2022-07-06 | 2024-01-11 | 深圳迈瑞生物医疗电子股份有限公司 | Particle detection device and sample analyzer |
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