CN209295889U - A kind of pipette concentricity testing device - Google Patents
A kind of pipette concentricity testing device Download PDFInfo
- Publication number
- CN209295889U CN209295889U CN201822191921.7U CN201822191921U CN209295889U CN 209295889 U CN209295889 U CN 209295889U CN 201822191921 U CN201822191921 U CN 201822191921U CN 209295889 U CN209295889 U CN 209295889U
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- pipette
- locating piece
- concentricity
- testing device
- guide post
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Abstract
The utility model discloses a kind of pipette concentricity testing devices, it is intended to which it is low to solve pipette concentricity detection efficiency, the deficiency of large labor intensity.The utility model includes pedestal, locating piece, several guide posts disposed in parallel are connected on pedestal, locating piece is slidably sleeved on guide post, retaining spring is set on guide post, retaining spring is arranged between pedestal and locating piece, locating piece is equipped with the jack for inserting pipette, pedestal is equipped with adjustment hole, jack and adjusting axially bored line are overlapped, adjustment hole upper end is installed by standard cubing block, standard cubing block lower surface is equipped with positioning column, standard cubing block upper surface is equipped with and the detection hole of pipette lower end adaptation, positioning column adaptation is inserted into adjustment hole upper end opening position.This pipette concentricity testing device is used for the detection of pipette concentricity, substantially increases detection efficiency and precision, reduces labor intensity.
Description
Technical field
The utility model relates to a kind of concentricity detection techniques, more specifically, it relates to which a kind of pipette concentricity is examined
Survey device.
Background technique
Pipette is elongated product, easily generates bending deformation in production process, thus pipette produce before need into
The sampling observation of row concentricity, the product of concentricity qualification up to standard can just be produced.But there is presently no dedicated for pipette concentricity
The device of detection, general to be detected using conventional cubing to pipette concentricity, detection efficiency is low, large labor intensity.
Utility model content
The utility model overcomes that pipette concentricity detection efficiency is low, and the deficiency of large labor intensity provides a kind of shifting
Liquid pipe concentricity testing device, it is used for the detection of pipette concentricity, substantially increases detection efficiency and precision, reduce
Labor intensity.
In order to solve the above-mentioned technical problem, the utility model uses following technical scheme: a kind of pipette concentricity detection
Device, including pedestal, locating piece connect several guide posts disposed in parallel on pedestal, and locating piece is slidably sleeved on guide post,
Retaining spring is set on guide post, retaining spring is arranged between pedestal and locating piece, and locating piece is equipped with for inserting pipette
Jack, pedestal be equipped with adjustment hole, jack and adjust axially bored line be overlapped, adjustment hole upper end install standard cubing block, standard inspection
Have block lower surface and be equipped with positioning column, standard cubing block upper surface is equipped with and the detection hole of pipette lower end adaptation, positioning column
Adaptation is inserted into adjustment hole upper end opening position.
When pipette concentricity detects, standard cubing block is removed first, pipette stub end is inserted to jack lower end,
It adjusts bore dia and is slightly larger than liquid relief pipe outside diameter, close upper end position is equipped with bulge loop in liquid relief pipe outer wall, and bulge loop is connected to locating piece
On lower surface.Then slide downward locating piece makes the inserting of pipette lower end into adjustment hole, until bulge loop abuts on adjustment hole
End opening edge, adjustment hole are adjusted the installation site of pipette, are sleeved on pipette upper end precisely in jack.Later
Locating piece is unclamped, under retaining spring effect, locating piece moves up return, and pipette leaves adjustment hole, and by standard cubing
Block, which is installed to, adjusts hole site, and the positioning column adaptation on standard cubing block is inserted into adjustment hole upper end opening position, again downwards
Locating piece is slided, moves down pipette, if pipette lower end, which can insert in detection hole, illustrates pipette concentricity
Up to standard, product is qualified；If pipette lower end is deviateed with detection hole, it cannot insert in detection hole and illustrate that pipette is concentric
Degree is not up to standard, and product is unqualified.Pipette is removed after the completion of the detection of pipette concentricity.This pipette concentricity detection
Device is used for the detection of pipette concentricity, substantially increases detection efficiency and precision, reduces labor intensity.
Preferably, locating piece upper end is stretched out in adaptation inserting push rod, push rod upper end in jack, push rod lower end is placed in jack
In, push rod upper end is equipped with limited post, be set with return spring on push rod, return spring be placed in limited post and locating piece upper end it
Between.Push rod is pressed down on after the completion of the detection of pipette concentricity, pipette is released downwards, taken convenient for pipette by push rod lower end
Under.Finger is unclamped, acts on lower push-rod return in return spring.
Preferably, base upper surface is equipped with detection boss, standard cubing block is placed on detection boss.Detect boss
Setting is convenient for detection operation.
Preferably, corresponding with guide post on locating piece and being equipped with several sets of holes, sets of holes upper and lower ends are closely set with
There is guide sleeve, guide post is adapted to suit with guide sleeve.Guide post is adapted to suit with guide sleeve, keeps locating piece more accurate during sliding up and down,
Avoid the occurrence of off-set phenomenon.
Preferably, guide sleeve one end is equipped with locating flange, locating flange is connected on locating piece surface.Locating flange is set
Set the connection convenient for guide sleeve and sets of holes.
Preferably, guide post upper end is equipped with spacing head, spacing head outer diameter is greater than guide post outer diameter.The anti-fastening of the setting of spacing head
Position block slips away guide post.
Preferably, being equipped with anti-skid chequer on the face of locating piece front and rear sides.When the setting of anti-skid chequer prevents hand-held locating piece
There is the phenomenon that slips away.
Compared with prior art, the utility model has the beneficial effects that pipette concentricity testing device is used for pipette
The detection of concentricity, substantially increases detection efficiency and precision, reduces labor intensity.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the utility model；
Fig. 2 is the sectional view of the utility model；
In figure: 1, pedestal, 2, locating piece, 3, guide post, 4, retaining spring, 5, jack, 6, adjustment hole, 7, standard cubing block,
8, positioning column, 9, detection hole, 10, push rod, 11, limited post, 12, return spring, 13, detection boss, 14, sets of holes, 15, guide sleeve,
16, locating flange, 17, spacing head, 18, pipette, 19, anti-skid chequer.
Specific embodiment
Below by specific embodiment, and in conjunction with attached drawing, the technical solution of the utility model work is further specifically retouched
It states:
Embodiment: a kind of pipette concentricity testing device (referring to attached drawing 1, attached drawing 2), including pedestal 1, locating piece 2, bottom
Several guide posts 3 disposed in parallel are connected on seat, locating piece is slidably sleeved on guide post, and retaining spring 4 is set on guide post, fixed
Position spring is arranged between pedestal and locating piece, and locating piece is equipped with the jack 5 for inserting pipette, and pedestal, which is equipped with, to be adjusted
Hole 6, jack and adjusting axially bored line are overlapped, and standard cubing block 7 is installed in adjustment hole upper end, and standard cubing block lower surface is equipped with positioning
Column 8, standard cubing block upper surface is equipped with and the detection hole 9 of pipette lower end adaptation, and detection hole and positioning column are coaxially disposed, fixed
Position column adaptation is inserted into adjustment hole upper end opening position.It adjusts bore dia and is slightly larger than liquid relief pipe outside diameter, it is close in liquid relief pipe outer wall
Upper end position is equipped with bulge loop, and pipette upper end is inserted into jack lower end and bulge loop is connected on locating piece lower surface.It is fitted in jack
With inserting push rod 10, locating piece upper end is stretched out in push rod upper end, and push rod lower end is placed in jack, and push rod upper end is equipped with limited post 11,
Return spring 12 is set on push rod, return spring is placed between limited post and locating piece upper end.Base upper surface is equipped with inspection
Boss 13 is surveyed, standard cubing block is placed on detection boss.It corresponds with guide post on locating piece and is equipped with several sets of holes 14, sets of holes
Upper and lower ends are closely set with guide sleeve 15, and guide post is adapted to suit with guide sleeve.Guide sleeve one end is equipped with locating flange 16, locating flange
It is connected on locating piece surface.Guide post upper end is equipped with spacing head 17, and spacing head outer diameter is greater than guide post outer diameter.Locating piece front and rear sides
Anti-skid chequer 19 is equipped on face.
When pipette concentricity detects, standard cubing block is removed first, it will be under the inserting to jack of 18 stub end of pipette
End adjusts bore dia and is slightly larger than liquid relief pipe outside diameter, and close upper end position is equipped with bulge loop in liquid relief pipe outer wall, and bulge loop is connected to positioning
On block lower surface.Then slide downward locating piece makes the inserting of pipette lower end into adjustment hole, until bulge loop abuts to adjustment hole
Upper end opening edge, adjustment hole are adjusted the installation site of pipette, are sleeved on pipette upper end precisely in jack.It
After unclamp locating piece, retaining spring effect under, locating piece moves up return, and pipette leaves adjustment hole, and standard is examined
Tool block, which is installed to, adjusts hole site, and the positioning column adaptation on standard cubing block is inserted into adjustment hole upper end opening position, again to
Lower slider locating piece, moves down pipette, if pipette lower end, which can insert in detection hole, illustrates that pipette is concentric
Spend up to standard, product qualification；If pipette lower end is deviateed with detection hole, it cannot insert in detection hole and illustrate that pipette is same
Heart degree is not up to standard, and product is unqualified.Pipette is removed after the completion of the detection of pipette concentricity.This pipette concentricity inspection
The detection that device is used for pipette concentricity is surveyed, detection efficiency and precision is substantially increased, reduces labor intensity.
Embodiment described above is the preferable scheme of the utility model, is not made in any form to the utility model
Limitation, on the premise of not exceeding the technical scheme recorded in the claims there are also other variations and modifications.
Claims (7)
1. a kind of pipette concentricity testing device, characterized in that including pedestal, locating piece, several are connected on pedestal in parallel
The guide post of setting, locating piece are slidably sleeved on guide post, retaining spring are set on guide post, retaining spring setting is in pedestal and determines
Between the block of position, locating piece is equipped with the jack for inserting pipette, and pedestal is equipped with adjustment hole, jack and adjusting axially bored line weight
It closes, standard cubing block is installed in adjustment hole upper end, and standard cubing block lower surface is equipped with positioning column, and standard cubing block is set on upper surface
There is the detection hole with pipette lower end adaptation, positioning column adaptation is inserted into adjustment hole upper end opening position.
2. a kind of pipette concentricity testing device according to claim 1, characterized in that adaptation inserting pushes away in jack
Locating piece upper end is stretched out in bar, push rod upper end, and push rod lower end is placed in jack, and push rod upper end is equipped with limited post, is set on push rod
Return spring, return spring are placed between limited post and locating piece upper end.
3. a kind of pipette concentricity testing device according to claim 1, characterized in that base upper surface is equipped with inspection
Boss is surveyed, standard cubing block is placed on detection boss.
4. a kind of pipette concentricity testing device according to claim 1 or 2 or 3, characterized in that on locating piece and lead
Column, which corresponds, is equipped with several sets of holes, and sets of holes upper and lower ends are closely set with guide sleeve, and guide post is adapted to suit with guide sleeve.
5. a kind of pipette concentricity testing device according to claim 4, characterized in that guide sleeve one end is equipped with convex
Edge, locating flange are connected on locating piece surface.
6. a kind of pipette concentricity testing device according to claim 1 or 2 or 3, characterized in that guide post upper end is equipped with
Spacing head, spacing head outer diameter are greater than guide post outer diameter.
7. a kind of pipette concentricity testing device according to claim 1 or 2 or 3, characterized in that two before and after locating piece
Anti-skid chequer is equipped on side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191921.7U CN209295889U (en) | 2018-12-25 | 2018-12-25 | A kind of pipette concentricity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822191921.7U CN209295889U (en) | 2018-12-25 | 2018-12-25 | A kind of pipette concentricity testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209295889U true CN209295889U (en) | 2019-08-23 |
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ID=67648639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822191921.7U Active CN209295889U (en) | 2018-12-25 | 2018-12-25 | A kind of pipette concentricity testing device |
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| Country | Link |
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| CN (1) | CN209295889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425969A (en) * | 2019-08-29 | 2019-11-08 | 武汉友芝友医疗科技股份有限公司 | A kind of device and method measuring slender piece concentricity |
-
2018
- 2018-12-25 CN CN201822191921.7U patent/CN209295889U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425969A (en) * | 2019-08-29 | 2019-11-08 | 武汉友芝友医疗科技股份有限公司 | A kind of device and method measuring slender piece concentricity |
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