CN2694275Y - Electromechanical optical device of dry-type blood count instrument - Google Patents
Electromechanical optical device of dry-type blood count instrument Download PDFInfo
- Publication number
- CN2694275Y CN2694275Y CN 200420026665 CN200420026665U CN2694275Y CN 2694275 Y CN2694275 Y CN 2694275Y CN 200420026665 CN200420026665 CN 200420026665 CN 200420026665 U CN200420026665 U CN 200420026665U CN 2694275 Y CN2694275 Y CN 2694275Y
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- test tube
- stationary platform
- tube stationary
- optical devices
- screw mandrel
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Abstract
The utility model discloses an electromechanical optical device of dry-type blood count instrument, belonging to a medical device. According to the design offered by the utility model, the upper part of a bracket is provided with a micro magnifier, and the lower part of the bracket is provided with a movable platform for fixing a test tube. The utility model is characterized in that a high-brightness light-emitting diode as a main light source is provided with at the top of the platform for fixing a test tube and the light ray of the high-brightness light-emitting diode points to the position which just faces toward the micro magnifier and is on the platform for fixing a test tube. The device can simplify the structure, lower the cost, extend the service life and provide convenience for the medical staff on operation.
Description
Technical field
The utility model belongs to a kind of medical equipment, specifically is used to chemically examine the instrument of blood.
Background technology
When seeing a doctor to patient in hospital, need utilize detecting instrument that patients'blood is carried out conventional sense usually, making a definite diagnosis the cause of disease or the state of an illness, the dry type blood counting instrument is exactly a kind of in this class detecting instrument.The used optical devices of existing dry type blood counting instrument mainly by one be installed on the micro magnifier on the support, a movably test tube stationary platform and a corresponding light source that is positioned at below the micro magnifier is formed.Used main light source is usually by the halogen tungsten lamp of 12V, a 50W, an optical lens and the interference filter composition that wavelength is 430～485 nanometers, during operation, sample is placed on the test tube stationary platform, after opening light source, can send bluish violet light, can make in the glass capillary and send different fluorescence with the blood cell of the abundant mixing of coloring agent, as granulocyte send orange-color light, plymphomonocyte sends bright green light, blood platelet sends yellowish coloured light etc.; Used triangle cursor pilot lamp and test tube lamp are formed by common tungsten lamp.Its defective is: because the main light source illuminating lamp adopts high-power low-voltage halogen tungsten lamp, luminous intensity is big, the heat that produces can make instrument internal and cabinet seriously hot, during actual the use, even cooling fan has been installed in instrument, the shell of heating position still scalds to such an extent that can not touch with hand, has influence on normal operation, has shortened the serviceable life of bulb; And at the transposing bulb or bulb is vibrated, when maybe needing to change the irradiation position of light because the high light and the high temperature of bulb, maintenance is very difficult with debugging; In addition, main light source must just can make the high light of halogen tungsten lamp become bluish violet light by after 3 combination of components, so complex structure, cost height.
Summary of the invention
The purpose of this utility model is to design the dynamo-electric optical devices of a kind of dry type blood counting instrument, with simplified structure, reduce cost, increase the service life, make things convenient for medical personnel to operate.
According to design proposal provided by the utility model, micro magnifier is installed on top at support, movably test tube stationary platform is installed in the bottom of support, it is characterized in that: the high brightness LED as main light source is installed above the test tube stationary platform, and the light of this high brightness LED points to the position that faces micro magnifier on the test tube stationary platform.
Above the test tube stationary platform, install as the light emitting diode that can send orange-color light of three footmark pilot lamp and the light emitting diode that can send white inclined to one side sodium yellow as the test tube lamp.Screw mandrel is installed in bottom at support, and the test tube stationary platform utilizes the nut of its underpart to be connected on screw mandrel, distinguishes installation site rotary encoder and displacement rotating disk in two ends of screw mandrel.End at screw mandrel connects conical gear, this conical gear and the conical gear engagement that is installed in another root rotating shaft, and the displacement rotating disk is installed on the end of rotating shaft.Direct current roller motor is installed on the test tube stationary platform, the rubber running roller is installed in the rotating shaft of direct current roller motor, this squeegee wheel is positioned at the below of micro magnifier.
The utility model has the advantages that: have the high brightness LED of specific wavelength as main light source owing to adopt, make obtain prolonging the serviceable life of main light source, simultaneously, because high brightness LED is a cold light source, in use can not generate heat, therefore avoid the original high temperature caused variety of issue of halogen tungsten lamp because of producing.
Description of drawings
Fig. 1 is a structural drawing of the present utility model.Fig. 3 is the control circuit block diagram of direct current roller motor.
Fig. 2 is the vertical view of Fig. 1.Fig. 4 is the circuit theory diagrams of Fig. 3.
Embodiment
As shown in the figure: micro magnifier 5 is installed on the top at support 11, movably test tube stationary platform 7 is installed in the bottom of support 11, high brightness LED 6 as main light source is installed above test tube stationary platform 7, and the light of this high brightness LED 6 points to the position that faces micro magnifier 5 on the test tube stationary platform.Because high brightness LED 6 is a kind of cold light sources, in use can not produce heat, therefore can not influence operation of medical workers because of the instrumentation table surface temperature is too high, especially avoided Yin Gaowen to make problems such as the main light source lost of life.
Above test tube stationary platform 7, install as the light emitting diode that can send orange-color light 9 of three footmark pilot lamp and the light emitting diode that can send white inclined to one side sodium yellow 4 as the test tube lamp.These light sources also all are cold light sources, therefore also can avoid the heating problem in the use.
Screw mandrel 15 is installed in bottom at support 11, and test tube stationary platform 7 utilizes the nut of its underpart to be connected on screw mandrel 15, at the difference installation site, two ends of screw mandrel 15 rotary encoder 1 and displacement rotating disk 12.In when test, can adjust the position of test tube stationary platform 7 by rotary screw rod 15, make by the side test tube just in time be positioned at micro magnifier 5 below.
End at screw mandrel 15 connects conical gear 14, this conical gear 14 and the conical gear engagement that is installed in another root rotating shaft 16, displacement rotating disk 12 is installed on the end of rotating shaft 16, the guide pole 13 parallel with screw mandrel 15 is installed on support 11, one side of test tube stationary platform 7 is enclosed within on this guide pole 13, and can slide on this guide pole 13.When needs were adjusted the test tube position, rotation displacement rotating disk 12 drove screw mandrels 15 and rotates by rotating shaft 16, a pair of conical gear secondary 14, drives test tube stationary platform 7 again and moves, and made the test tube that is positioned on the test tube stationary platform 7 be positioned at optimum position below the micro magnifier 5.Can accurately control the displacement of test tube stationary platform 7 by position rotary encoder 1.
Direct current roller motor 10 is installed on the test tube stationary platform 7, rubber running roller 2 is installed in the rotating shaft of direct current roller motor 10, this rubber running roller 2 is positioned at the below of micro magnifier 5.When test, test tube often needs to rotate, and utilizes direct current roller motor 10 to drive its rotating shaft and rotates, and the rubber running roller 2 that drives again in its rotating shaft rotates, and the final test tube that rests on the rubber running roller 2 that drives rotates.Used in the prior art roller motor is an alternating current generator, and its rotating speed is subjected to the influence of voltage fluctuation, and test tube can be shaken, have influence on measuring accuracy, the utility model adopts stepping motor, by powered by direct current, make rubber running roller 2 not be subjected to the influence of voltage ripple of power network, improved measuring accuracy.
In the circuit of control direct current roller motor 10, the output terminal of pulse producer is connected with the input end of ring distributor, and the output terminal of ring distributor is connected with the input end of driving circuit, and the output terminal of driving circuit is connected with motor.Wherein pulse producer is made up of integrated circuit UT3 (model 555), resistance R T1～2, capacitor C T9 and R1, can produce the pulse of specific pulsewidth and characteristic frequency; Ring distributor is made up of integrated circuit UT4 (model 4017), diode DT5～12, can carry out pulse waveform according to the running requirements of motor to the pulse that receives and distribute; Driving circuit is made up of integrated circuit UT2 (model 2003), triode QT1, resistance R 9～10, is used for the pulse waveform of distributing is carried out power amplification, makes its drive motor smoothly.Power supply provides required electric power for each several part, by diode DT1～4, capacitor C T2,8,12,13 and UT1 form.
Claims (6)
1, the dynamo-electric optical devices of dry type blood counting instrument, micro magnifier (5) is installed on top at support (11), movably test tube stationary platform (7) is installed in the bottom of support (11), it is characterized in that: the high brightness LED (6) as main light source is installed in the top of test tube stationary platform (7), and the light of this high brightness LED (6) points to the position that faces micro magnifier on the test tube stationary platform.
2, optical devices according to claim 1 is characterized in that: install in the top of test tube stationary platform (7) as the light emitting diode that can send orange-color light (9) of three footmark pilot lamp and the light emitting diode that can send white inclined to one side sodium yellow (4) as the test tube lamp.
3, optical devices according to claim 1, it is characterized in that: screw mandrel (15) is installed in the bottom at support (11), test tube stationary platform (7) utilizes the nut of its underpart to be connected on screw mandrel (15), at two the ends difference installation site rotary encoders (1) and the displacement rotating disk (12) of screw mandrel (15).
4, optical devices according to claim 3, it is characterized in that: the end at screw mandrel (15) connects conical gear (14), this conical gear (14) and the conical gear engagement that is installed in another root rotating shaft (16), displacement rotating disk (12) is installed on the end of rotating shaft (16), at support (11) guide pole (13) parallel with screw mandrel (15) is installed, one side of test tube stationary platform (7) is enclosed within on this guide pole (13).
5, optical devices according to claim 1, it is characterized in that: test tube stationary platform (7) goes up installs direct current roller motor (10), rubber running roller (2) is installed in the rotating shaft of direct current roller motor (10), and this rubber running roller (2) is positioned at the below of micro magnifier (5).
6, optical devices according to claim 5, it is characterized in that: in the circuit of control direct current roller motor (10), the output terminal of pulse producer is connected with the input end of ring distributor, the output terminal of ring distributor is connected with the input end of driving circuit, and the output terminal of driving circuit is connected with motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420026665 CN2694275Y (en) | 2004-04-26 | 2004-04-26 | Electromechanical optical device of dry-type blood count instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420026665 CN2694275Y (en) | 2004-04-26 | 2004-04-26 | Electromechanical optical device of dry-type blood count instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2694275Y true CN2694275Y (en) | 2005-04-20 |
Family
ID=34771341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420026665 Expired - Lifetime CN2694275Y (en) | 2004-04-26 | 2004-04-26 | Electromechanical optical device of dry-type blood count instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2694275Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798769A (en) * | 2021-01-28 | 2021-05-14 | 深圳市科曼医疗设备有限公司 | Cell analysis method and device of cell analyzer and cell analyzer |
-
2004
- 2004-04-26 CN CN 200420026665 patent/CN2694275Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798769A (en) * | 2021-01-28 | 2021-05-14 | 深圳市科曼医疗设备有限公司 | Cell analysis method and device of cell analyzer and cell analyzer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING BIOCHEM HENGYE TECHNOLOGY DEVELOPMENT CO., Free format text: FORMER OWNER: WANG JIANYING Effective date: 20110302 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214041 ROOM 1104, NO.6, NEW LANE, QINGSHI ROAD, WUXI CITY, JIANGSU PROVINCETO: 100020 ROOM 2111, 21/F, KUNTAI INTERNATIONAL BUILDING, BUILDING 1, NO.B-12, CHAOYANGMEN OUTER STREET, CHAOYANG DISTRICT, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110302 Address after: The 100020 Beijing Chaoyang District Main Street No. 12 B No. 1 building 21 room 2111 International Building quintiles Patentee after: Beijing Biochem Technology Development Co., Ltd. Address before: 214041 room 6, Lane 1104, Qingshi Road, Wuxi, Jiangsu Patentee before: Wang Jianying |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 102200, 1 Chang Xing Road, Changping District science and Technology Park, Beijing Patentee after: Beijing Biochem Technology Development Co., Ltd. Address before: The 100020 Beijing Chaoyang District Main Street No. 12 B No. 1 building 21 room 2111 International Building quintiles Patentee before: Beijing Biochem Technology Development Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20140426 Granted publication date: 20050420 |