CN205484385U - Autoinjection blood analyzer and pjncture needle positioner thereof - Google Patents
Autoinjection blood analyzer and pjncture needle positioner thereof Download PDFInfo
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- CN205484385U CN205484385U CN201620039744.9U CN201620039744U CN205484385U CN 205484385 U CN205484385 U CN 205484385U CN 201620039744 U CN201620039744 U CN 201620039744U CN 205484385 U CN205484385 U CN 205484385U
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- puncture needle
- motor
- support
- auto injection
- location bar
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Abstract
The utility model discloses an autoinjection blood analyzer and pjncture needle positioner thereof, including the autoinjection platform, first stopper, second stopper, pjncture needle, first support, primary importance measuring opto -coupler, a step motor, second place measuring opto -coupler, the 2nd step motor, second support, still include positioner, the first support lateral shifting of the 2nd stepper motor drives, be provided with a step motor on the first support, a stepper motor drives pjncture needle reciprocates, still including record displacement data, to carrying out the microprocessor that fixes a position in the position, microprocessor connects a step motor and the 2nd step motor. Adopt the utility model discloses but easy operation, cost of manufacture are hanged down.
Description
Technical field
This utility model relates to blood analyzing apparatus field, in particular a kind of auto injection blood analyser and puncture needle positioning apparatus thereof.
Background technology
Use auto injection blood analyser widely in the market, must be inserted by puncture needle and be analyzed inside test tube absorption trace sample feeding auto injection blood analyser, the accuracy of sampling amount, the accuracy of relation test result.The routine blood test blood taking tube regular size internal diameter that hospital uses is Φ 10mm ± 0.1mm or Φ 11mm ± 0.1mm, band cap test tube depth value 83mm ± 1mm, the counter bore hole diameters of cap test tube plug is Φ 6 ± 0.2mm, and remainder is duroplasts, and the penetration power of puncture needle cannot pass.Puncture needle on position beyond the counter bore hole diameters Φ 6 ± 0.2mm of cap test tube plug, then cannot collect sample.When in test tube, sample size is less, the degree of depth that puncture needle inserts is not exposed to sample, then cannot collect sample.Puncture needle insertion depth beyond the degree of depth of test tube, then can pierce through bottom test tube.No matter puncture needle meets any one of three of the above state state, all cannot correct collecting sample, and then affect test result.Therefore, prior art has yet to be improved and developed.
Utility model content
The purpose of this utility model is to provide a kind of auto injection blood analyser and puncture needle positioning apparatus thereof, it is intended to improves puncture needle and draws sample position inaccuracy defect.
The technical solution of the utility model is as follows:
A kind of puncture needle positioning apparatus of auto injection blood analyser, it includes base, location bar and guide pad, described location bar is arranged on base, and it is provided with guide pad on the bottom of described base, described location bar is cylindrical shape and top is round table surface, and the top of described location bar is provided with centre bore.
The puncture needle positioning apparatus of described auto injection blood analyser, wherein, a diameter of Φ 4 ± 0.1mm of described centre bore；End face a diameter of Φ 6 ± 0.2mm of the round table surface 42 of location bar.
The puncture needle positioning apparatus of described auto injection blood analyser, wherein, the specification of described positioner, guide block length 200mm, wide 25mm, high 10mm；The long 200mm of base, wide 20mm, high 45mm；Location bar external diameter Φ 17mm, high 35.2mm, chord length 9.8mm.
A kind of auto injection blood analyser, it includes auto injection platform, the first limited block, the second limited block, puncture needle, the first support, primary importance detection optocoupler, the first motor, the second position detection optocoupler, the second motor, the second support；Also include the positioner as described in claim 1 or 2 any one；Described first limited block and the second limited block are arranged on auto injection platform, and described auto injection platform is by positioner automatic transport to two limited block；It is provided above the second horizontal support at described auto injection platform, described second support is provided with the second motor, second motor is additionally provided with the first vertical support, described second stepping driven by motor the first support transverse shifting, motion track is provided with second position detection optocoupler for detecting the position that the first support moves, described first support is provided with the first motor, described first stepping driven by motor puncture needle moves up and down, the motion track of described puncture needle is provided with the primary importance detection optocoupler for detecting shift position；Also including recording displacement data, the microprocessor positioning position, described microprocessor connects the first motor and the second motor.
Described auto injection blood analyser, wherein, the gap that described puncture needle runs needle point close location bar along Z axis is 0.1～0.15mm.
The beneficial effects of the utility model: position and puncture needle that this utility model draws sample by providing a kind of puncture needle for regulating auto injection blood analyser are drawn sample and inserted the device of the test tube degree of depth.Sample can be collected accurately and rapidly.
Accompanying drawing explanation
Fig. 1 is positioning device structure figure in this utility model.
Fig. 2 is the front view of blood analyser structure of the present utility model.
Fig. 3 is the left view of blood analyser structure of the present utility model.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, clear and definite, this utility model is further described by the embodiment that develops simultaneously referring to the drawings.
The puncture needle positioning apparatus seeing the auto injection blood analyser that Fig. 1 this utility model provides includes base 44, location bar 43 and guide pad 45, described location bar 43 is arranged on base 44, and it is provided with guide pad 45 on the bottom of described base 44, described location bar 43 is round table surface for cylindrical shape and top, the top of described location bar 43 is provided with centre bore, a diameter of Φ 4 ± 0.1mm of described centre bore 41, end face a diameter of Φ 6 ± 0.2mm of the round table surface 42 of location bar 43.
With further reference to Fig. 2 and Fig. 3, the auto injection blood analyser that this utility model provides includes auto injection platform 1, first limited block the 2, second limited block 3, positioner 4, puncture needle 5, the first support 6, primary importance detection optocoupler 7, first motor 8, second position detection optocoupler 9, the second motor 10 and the second support 11.Described first limited block 2 and the second limited block 3 are arranged on auto injection platform 1, and described auto injection platform 1 is by positioner 4 automatic transport to two limited blocks；It is provided above the second horizontal support 11 at described auto injection platform 1, described second support 11 is provided with the second motor 10, second motor is additionally provided with the first vertical support 6, described second motor 10 drives the first support 6 transverse shifting, is provided with second position detection optocoupler 9 for detecting the position that the first support 6 moves on motion track；Being provided with the first motor 8 on described first support 6, described first motor 8 drives puncture needle 5 to move up and down, and is provided with the primary importance detection optocoupler 7 for detecting shift position on the motion track of described puncture needle 5；Also including connecting the first motor and the microprocessor of the second motor, described microprocessor is used for recording displacement data, positions position.
Puncture needle is inserted the basic acts of centre bore by the device that this utility model provides: be transported to specify position by positioner 4 by microprocessor computing drive motion components, first motor the 8, second motor 10 drives puncture needle to run to the adjusting position of correspondence, puncture needle runs needle point close to location bar 43 along Z axis, gap, 0.1～0.15mm, completes the depth adjustment of puncture needle.Change X-axis position and the Y-axis position of puncture needle, make the needle point of puncture needle in the range of the center Φ 1mm of location bar centre bore, complete the position adjustments of puncture needle.Provide concrete action step by the following examples:
The first step: initializing the position of puncture needle, puncture needle is moved upwardly or downwardly along Z axis, finds puncture needle initial bit optocoupler, until puncture needle initial bit optocoupler display lamp is bright, completes puncture needle and initializes；
Second step: initialize the first support, the first support is left along Y-axis or moves right, and finds the first support initial bit optocoupler, until the first support initial bit optocoupler display lamp is bright, completes the first support and initializes；
3rd step: the first driven by motor puncture needle moves down presetting distance along Z axis, the needle point of puncture needle stops close to during positioner round platform upper surface；
4th step: by the forward or reverse of the first motor, regulation puncture needle is at the upper-lower position of Z-direction, make puncture needle close to positioner end face, complete puncture needle Z-direction position adjustments, the regulation displacement after microprocessor records the first motor forward or reverse；
5th step: by the forward or reverse of the second motor, the position of regulation puncture needle Y direction, make puncture needle close to the Y direction centre position of positioner centre bore, complete puncture needle Y direction position adjustments, the displacement after microprocessor records motor 2 forward or reverse；
6th step: moved by auto injection platform X-direction, the X-direction position of regulation puncture needle, it is ensured that puncture needle, close to the centre position of the X-direction of positioner centre bore, fixes auto injection platform.Regulation displacement on Z axis and Y-axis as compensating number, all will be compensated number plus this in the follow-up action of puncture each time, thus reach the accurate purpose in puncture needle position by microprocessor.
Regardless of any test tube, can ensure that consistent with the spacing of auto injection platform bottom it, the location point at record top is added location point and can be ensured that the degree of depth that puncture needle inserts is consistent to the distance bottom test tube.Specific explanations is: the end face of round table surface 42 is definite value X with the distance of auto injection platform, the bottom of test tube is Y (test tube is placed on the device similar with base 44 and is transported to puncture needle position directly below by auto injection platform again) with the distance of auto injection platform, determine the puncture needle position to round table surface 42 end face, round table surface 42 top side location+X-Y=puncture needle, to the distance bottom test tube, i.e. determines in 42 top side location, puncture needle just can determine that puncture needle is at test tube bottom position.
The specification of described positioner, guides block length 200mm, wide 25mm, high 10mm；The long 200mm of base, wide 20mm, high 45mm；Location bar external diameter Φ 17mm, high 35.2mm, chord length 9.8mm.
The full-automatic blood cell analysis machine puncture needle positioning apparatus so made is applicable to Supreme Being and steps the full-automatic blood cell analysis machine of the Multiple Types such as DH76, DH73, DH71.Puncture needle arrives primary importance detection optocoupler initial position, regulates the first motor and makes puncture needle move along Z axis, and close to masthead face, location, clearance control is again between 0.1～0.15mm.First support arrives second position detection optocoupler initial position, regulates the second motor and makes puncture needle move along Y-axis, arrives the center of location bar centre bore Y direction.Move along the x-axis auto injection platform, make the needle point of the puncture needle of sampling arrive the center of location bar centre bore X-direction, fixing auto injection platform.Preserve Z axis and the debugging result of Y-axis.Microprocessor Z axis and the displacement of Y-axis debugging, and using this displacement number as the compensation number of puncture needle.Puncture needle position after being corrected by this positioner, puncture routine blood test blood taking tube is all in the range of center circle Φ 2mm, and paracentesis depth can gather the sample of 0.5ml bottom test tube and will not collide bottom test tube.This positioner is simple to operate, cost of manufacture is low.
Should be understood that; application of the present utility model is not limited to above-mentioned citing; for those of ordinary skills, can be improved according to the above description or convert, all these modifications and variations all should belong to the protection domain of this utility model claims.
Claims (5)
1. the puncture needle positioning apparatus of an auto injection blood analyser, it is characterized in that, including base, location bar and guide pad, described location bar is arranged on base, and it is provided with guide pad on the bottom of described base, described location bar is cylindrical shape and top is round table surface, and the top of described location bar is provided with centre bore.
The puncture needle positioning apparatus of auto injection blood analyser the most according to claim 1, it is characterised in that a diameter of Φ 4 ± 0.1mm of described centre bore；End face a diameter of Φ 6 ± 0.2mm of the round table surface (42) of location bar.
The puncture needle positioning apparatus of auto injection blood analyser the most according to claim 1, it is characterised in that the specification of described positioner, guides block length 200mm, wide 25mm, high 10mm；The long 200mm of base, wide 20mm, high 45mm；Location bar external diameter Φ 17mm, high 35.2mm, chord length 9.8mm.
4. an auto injection blood analyser, it is characterized in that, including auto injection platform, the first limited block, the second limited block, puncture needle, the first support, primary importance detection optocoupler, the first motor, the second position detection optocoupler, the second motor, the second support；Also include the positioner as described in claim 1 or 2 any one；Described first limited block and the second limited block are arranged on auto injection platform, and described auto injection platform is by positioner automatic transport to two limited block；It is provided above the second horizontal support at described auto injection platform, described second support is provided with the second motor, second motor is additionally provided with the first vertical support, described second stepping driven by motor the first support transverse shifting, motion track is provided with second position detection optocoupler for detecting the position that the first support moves, described first support is provided with the first motor, described first stepping driven by motor puncture needle moves up and down, the motion track of described puncture needle is provided with the primary importance detection optocoupler for detecting shift position；Also including recording displacement data, the microprocessor positioning position, described microprocessor connects the first motor and the second motor.
Auto injection blood analyser the most according to claim 4, it is characterised in that the gap that described puncture needle runs needle point close location bar along Z axis is 0.1～0.15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620039744.9U CN205484385U (en) | 2016-01-15 | 2016-01-15 | Autoinjection blood analyzer and pjncture needle positioner thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620039744.9U CN205484385U (en) | 2016-01-15 | 2016-01-15 | Autoinjection blood analyzer and pjncture needle positioner thereof |
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| Publication Number | Publication Date |
|---|---|
| CN205484385U true CN205484385U (en) | 2016-08-17 |
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| CN201620039744.9U Active CN205484385U (en) | 2016-01-15 | 2016-01-15 | Autoinjection blood analyzer and pjncture needle positioner thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254168A (en) * | 2018-11-06 | 2019-01-22 | 深圳市库贝尔生物科技股份有限公司 | A kind of sampling needle dual-axis driving device, analyzer and driving method |
-
2016
- 2016-01-15 CN CN201620039744.9U patent/CN205484385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109254168A (en) * | 2018-11-06 | 2019-01-22 | 深圳市库贝尔生物科技股份有限公司 | A kind of sampling needle dual-axis driving device, analyzer and driving method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20200528 Granted publication date: 20160817 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220919 Granted publication date: 20160817 |