CN203672897U - Tip head withdrawing lever device - Google Patents
Tip head withdrawing lever device Download PDFInfo
- Publication number
- CN203672897U CN203672897U CN201320860202.4U CN201320860202U CN203672897U CN 203672897 U CN203672897 U CN 203672897U CN 201320860202 U CN201320860202 U CN 201320860202U CN 203672897 U CN203672897 U CN 203672897U
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- Prior art keywords
- tip
- lever
- tip head
- leverage
- move back
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000001514 detection method Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a tip head withdrawing lever device. The tip head withdrawing lever device is used for automatically withdrawing a tip head, is simple in structure and contributes to automatic operation of sample detection. According to the embodiment of the utility model, the tip head withdrawing lever device comprises a tip head interface part 32 and a tip head withdrawing sleeve 31 mounted on the tip head interface part 32 in a sleeving way, wherein the tip head withdrawing sleeve 31 can vertically slide on the tip head interface part 32; the diameter of an inner edge of the lower end 311 of the tip head withdrawing sleeve is smaller than the diameter of an outer edge of the tip head; the tip head withdrawing sleeve 31 is connected with one end of a linking part 2; a lever 1 is arranged at the other end of the linking part 2; one end of the lever 1 can apply pressure to the linking part 2. The tip head withdrawing lever device is connected with a transmitting mechanism 5 arranged on a rack 6; a stop lever 7 is arranged on the rack 6; the stop lever 7 is arranged below the lever 1. The tip head withdrawing lever device can be applied to an automatic detection system. The tip head withdrawing lever device is trigged via the lever principle, and thus no motor is needed. The tip head withdrawing lever device has the advantages of simple structure and low cost.
Description
Technical field
The utility model relates to mechanical field, relates in particular to one and moves back TIP leverage.
Background technology
In prior art, the sampling of people to liquid sample, move liquid, the pretreatment process such as to mix as follows: first sample is drawn in U trap, again by having extracted the liquid-transfering gun of tip head, sample liquid is extracted in tip head, after mixing with damping fluid, manually original tip head on liquid-transfering gun is discarded, change new tip head, extract homomixture, be added drop-wise on reagent card, then abandon the tip head on liquid-transfering gun.
In this course visible, abandoning tip is will manually by liquid-transfering gun, tip head be laid to lose to do waste treatment as first, adopts liquid-transfering gun to extract to abandon tip head to be used for general manual operation, can not realize in the completely automatic operating system of pattern detection.
Prior art can also be moved back the operation of tip head by driven by motor liquid-transfering gun, although realized automation mechanized operation, owing to arranging on equipment, too many motor cost is higher, and complex structure easily damages and brings risk to detection.
Utility model content
The utility model embodiment provides one to move back tip leverage, for automatically moving back tip head, simple in structure, contributes to pattern detection automation mechanized operation.
In the utility model embodiment, one is moved back tip leverage, comprise: tip interface portion 32 and be sleeved on and move back tip headgear cylinder 31 in this tip interface portion 32, this moves back tip headgear cylinder 31 and can in tip interface portion 32, slide up and down, move back the interior of tip headgear cylinder lower end 311 and be less than tip outer diameter along diameter, moving back tip headgear cylinder 31 is connected with one end of linkage part 2, the other end of this linkage part 2 is provided with lever 1, can exert pressure to linkage part 2 in one end of lever 1;
This device is connected with the connecting gear 5 being arranged in frame 6;
Optionally,
Lever 1 is flexibly connected with supporting seat 41 by pin 42, and supporting seat 41 is fixedly connected with the main body 4 of device, and one end of lever 1 has pressure head 11, and supporting seat 41 is provided with and rotates jump ring 43 with the junction of lever 1.
Optionally,
Optionally,
Optionally,
This connecting gear 5 comprises: runner 51 and synchronizing wheel 52, runner 51 and synchronizing wheel 52 are placed in frame 6, drive by Timing Belt 53.
Optionally,
On Timing Belt 53, broached-tooth design is set;
Optionally,
Connecting gear 5 is also included as runner 51 provides the actuating unit of power, and actuating unit is connected with runner 51.
Optionally,
Actuating unit comprises motor and/or pump.
As can be seen from the above technical solutions, the utility model embodiment has the following advantages: when this device moves to while moving back tip head region, connecting gear 5 drives this device to move down, an end in contact pin 7 of lever 1 in folding process, being subject to resistance is forced to lift, the other end of lever 1 presses down linkage part 2, moves back tip headgear cylinder 31 because one end of linkage part 2 connects, and makes to move back tip headgear cylinder 31 and moves down.It should be noted that, this moves back tip headgear cylinder 31 and can in tip interface portion 32, slide up and down, and moves back the interior of tip headgear cylinder lower end 311 and be less than tip outer diameter along diameter.Move back tip headgear cylinder 31 and move down after certain distance, tip departs from tip interface portion 32, thereby completes the whole process of moving back tip.This device can be applied in automatic checkout system, because this device triggers by lever principle, does not need to add motor, simple in structure, with low cost.
Accompanying drawing explanation
Fig. 1 is that in utility model embodiment, one is moved back example structure figure of tip leverage;
Fig. 2 is the structural drawing while moving back tip leverage triggering in Fig. 1.
Embodiment
The utility model embodiment provides one to move back tip leverage, for automatically moving back tip head, simple in structure, contributes to pattern detection automation mechanized operation.
Refer to Fig. 1 and Fig. 2, in the utility model embodiment, one is moved back tip leverage embodiment, specifically comprise: tip interface portion 32 and be sleeved on and move back tip headgear cylinder 31 in this tip interface portion 32, this moves back tip headgear cylinder 31 and can in tip interface portion 32, slide up and down, move back the interior of tip headgear cylinder lower end 311 and be less than tip outer diameter along diameter, moving back tip headgear cylinder 31 is connected with one end of linkage part 2, the other end of this linkage part 2 is provided with lever 1, can exert pressure to linkage part 2 in one end of lever 1; This device is connected with the connecting gear 5 being arranged in frame 6; Frame 6 is provided with a pin 7, and pin 7 is arranged at lever 1 below.
In the present embodiment, when this device moves to while moving back tip head region, connecting gear 5 drives this device to move down, an end in contact pin 7 of lever 1 in folding process, being subject to resistance is forced to lift, the other end of lever 1 presses down linkage part 2, moves back tip headgear cylinder 31 because one end of linkage part 2 connects, and makes to move back tip headgear cylinder 31 and moves down.It should be noted that, this moves back tip headgear cylinder 31 and can in tip interface portion 32, slide up and down, and moves back the interior of tip headgear cylinder lower end 311 and be less than tip outer diameter along diameter.Move back tip headgear cylinder 31 and move down after certain distance, tip departs from tip interface portion 32, thereby completes the whole process of moving back tip.This device can be applied in automatic checkout system, because this device triggers by lever principle, does not need to add motor, simple in structure, with low cost.
One in the utility model embodiment is moved back to tip leverage embodiment detailed description below and refer to Fig. 1, wherein lever 1 is flexibly connected with supporting seat 41 by pin 42, supporting seat 41 is fixedly connected with the main body 4 of device, one end of lever 1 has pressure head 11, and supporting seat 41 is provided with and rotates jump ring 43 with the junction of lever 1.
In the present embodiment, one end of lever 1 can have pressure head 11, for applying downward pressure to trace 24.This lever 1 is flexibly connected with supporting seat 41 by pin 42, and supporting seat 41 can be fixed in main body 4, and connecting support seat 41 is provided with and rotates jump ring 43 with the junction of lever 1.Be subject to the effect of pin 7 at lever 1, while forcing contact jaw to lift, the one end with pressure head 11 presses down trace 24.In rotation process, rotate jump ring 43 elastic deformation occurs on supporting seat 41 at lever, act on lever 1, make it get back to original state.
It should be noted that, spring 23 is set on trace 24, and one end of spring 23 is fixed in main body 4.Press down in process at trace 24, spring 23 is subject to force compresses, acts on trace 24, makes it get back to original state.
Refer to Fig. 1, linkage part 2 also comprises orienting sleeve 21, and orienting sleeve 21 is placed on trace 24.Trace 24 can be inner mobile at this orienting sleeve 21, can not produce the phenomenon of double swerve.
Refer to Fig. 1, in this device, connecting gear 5 further comprises: runner 51 and synchronizing wheel 52, and runner 51 and synchronizing wheel 52 are placed in frame 6, and rotor wheel 51 is above synchronizing wheel 52, and synchronizing wheel 52 drives by Timing Belt 53.
Wherein, on Timing Belt 53, broached-tooth design can be set, in corresponding main body 4, can be provided with the sawtooth portion 44 being meshed with broached-tooth design.Connecting gear 5 is also included as runner 51 provides the actuating unit of power, and actuating unit is connected with runner 51.Actuating unit comprises motor and/or pump.Runner 51 can be connected with motor, and electric machine rotation drives runner to rotate, and Timing Belt 53 rotates with runner 51, drives synchronizing wheel to rotate.Broached-tooth design on Timing Belt 53 engages with the sawtooth portion 44 in main body 4, thereby drives the lifting in frame of this device.
When this device moves to while moving back tip head region, driven by motor runner 51 rotates, and rotates with runner 51 by Timing Belt 53, drives synchronizing wheel to rotate.Broached-tooth design on Timing Belt 53 engages with the sawtooth portion 44 in main body 4, thereby this device moves down with Timing Belt, in folding process, an end in contact pin 7 of lever 1, is subject to resistance and is forced to lift, and the pressure head 11 of one end of lever 1 applies downward pressure to trace 24.Be subject to the effect of pin 7 at lever 1, while forcing contact jaw to lift, the one end with pressure head 11 presses down trace 24.In rotation process, rotate jump ring 43 elastic deformation occurs on supporting seat 41 at lever, act on lever 1, make it get back to original state.Spring 23 is set on trace 24, and one end of spring 23 is fixed in main body 4.Press down in process at trace 24, spring 23 is subject to force compresses, acts on trace 24, makes it get back to original state.Wherein, trace 24 can be inner mobile at this orienting sleeve 21, can not produce the phenomenon of double swerve.It should be noted that, this moves back tip headgear cylinder 31 and can in tip interface portion 32, slide up and down, and moves back the interior of tip headgear cylinder lower end 311 and be less than tip outer diameter along diameter.Move back tip headgear cylinder 31 and move down after certain distance, tip departs from tip interface portion 32, thereby completes the whole process of moving back tip.This device can be applied in automatic checkout system, because this device triggers by lever principle, does not need to add motor, simple in structure, with low cost.
The above, above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the each embodiment technical scheme of the utility model.
Claims (8)
1. one kind is moved back tip leverage, comprise: tip interface portion (32) and be sleeved on and move back tip headgear cylinder (31) in a described tip interface portion (32), the described tip of moving back headgear cylinder (31) can slide up and down in a described tip interface portion (32), the interior of the described tip of moving back headgear cylinder lower end (311) is less than tip outer diameter along diameter, the described tip of moving back headgear cylinder (31) is connected with one end of linkage part (2), it is characterized in that, the other end of described linkage part (2) is provided with lever (1), can exert pressure to described linkage part (2) in one end of described lever (1),
Described device is connected with the connecting gear (5) being arranged in frame (6);
Described frame (6) is provided with a pin (7), and described pin (7) is arranged at described lever (1) below.
2. according to claim 1ly move back tip leverage, it is characterized in that,
Described lever (1) is flexibly connected with supporting seat (41) by pin (42), described supporting seat (41) is fixedly connected with the main body (4) of described device, one end of described lever (1) has pressure head (11), and described supporting seat (41) is provided with and rotates jump ring (43) with the junction of described lever (1).
3. according to claim 2ly move back tip leverage, it is characterized in that,
It is upper that described linkage part (2) is placed in described main body (4), and described linkage part (2) comprises trace (24) and web joint (22); One end of described web joint (22) connects described trace (24), described in the other end connects, moves back tip headgear cylinder (31); Spring (23) is set on described trace (24), and one end of described spring (23) is fixed in main body (4).
4. according to claim 3ly move back tip leverage, it is characterized in that,
Described linkage part (2) also comprises orienting sleeve (21), and described orienting sleeve (21) is placed on trace (24).
5. according to tip the leverage that move back described in any one in claim 1 to 4, it is characterized in that,
Described connecting gear (5) comprising: runner (51) and synchronizing wheel (52), it is upper that described runner (51) and synchronizing wheel (52) are placed in frame (6), drives by Timing Belt (53).
6. according to claim 5ly move back tip leverage, it is characterized in that,
Described Timing Belt arranges broached-tooth design on (53);
Described main body (4) is provided with the sawtooth portion (44) being meshed with described broached-tooth design.
7. according to claim 5ly move back tip leverage, it is characterized in that,
Described connecting gear (5) is also included as described runner (51) provides the actuating unit of power, and described actuating unit is connected with runner (51).
8. according to claim 7ly move back tip leverage, it is characterized in that,
Described actuating unit comprises motor and/or pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860202.4U CN203672897U (en) | 2013-12-24 | 2013-12-24 | Tip head withdrawing lever device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320860202.4U CN203672897U (en) | 2013-12-24 | 2013-12-24 | Tip head withdrawing lever device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672897U true CN203672897U (en) | 2014-06-25 |
Family
ID=50969177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320860202.4U Expired - Lifetime CN203672897U (en) | 2013-12-24 | 2013-12-24 | Tip head withdrawing lever device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203672897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730269A (en) * | 2013-12-24 | 2015-06-24 | 广州万孚生物技术股份有限公司 | Tip head withdraw lever device |
-
2013
- 2013-12-24 CN CN201320860202.4U patent/CN203672897U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730269A (en) * | 2013-12-24 | 2015-06-24 | 广州万孚生物技术股份有限公司 | Tip head withdraw lever device |
| CN104730269B (en) * | 2013-12-24 | 2017-01-18 | 广州万孚生物技术股份有限公司 | Tip head withdraw lever device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |