CN206152832U - Test tube with joint formula lid - Google Patents
Test tube with joint formula lid Download PDFInfo
- Publication number
- CN206152832U CN206152832U CN201621060212.XU CN201621060212U CN206152832U CN 206152832 U CN206152832 U CN 206152832U CN 201621060212 U CN201621060212 U CN 201621060212U CN 206152832 U CN206152832 U CN 206152832U
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- Prior art keywords
- test tube
- plug
- lid
- sealing
- tube body
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Abstract
The utility model relates to a laboratory appliance field. Test tube with joint formula lid, including a test tube body, test tube body opens the top has a mouth of pipe, still includes a lid that is used for the sealed tube mouth, and the lid includes that one can detain the lid outside test tube body, the lid includes still that one can stretch into in the test tube body and through stretching into the orificial sealing plug of test tube body inside seal, the sealing plug is connected through a connecting rod to the lid, elastic sealing plug that the sealing plug was made for elastic material. The utility model discloses a be equipped with a sealing plug on the lid, when the test tube inner wall is gone into to sealed fork clip, guaranteed the sealed effect of test tube better, and it is closely even as an organic whole with sealing plug and lid to pass through the connecting rod, is convenient for make, easy and simple to handle, elastic material's use makes the sealing plug can carry out the deformation of certain degree to easy to operate, increase of service life make when sealed fork clip income, when deviating from the test tube.
Description
Technical field
The utility model is related to laboratory paraphernalia field, more particularly to test tube.
Background technology
Test tube is the common apparatus in laboratory, is mainly used in holding the glass container of solid, liquid, therefore the sealing of test tube
It is an item that must be noted that with the preservation of liquid.The sealing of generally test tube relies primarily on test tube cap to realize, by safety
Reliable test tube closure seals tight to test tube, liquid can be prevented contaminated or harmful liquid is revealed.Mostly it is now rotation
Rotatable test tube cap, operation when screwing in and screw out test tube cap is harder.Then being accomplished by designing a can easily be operated
Test tube and test tube cap, operate in other words easier test tube cap.
Utility model content
The purpose of this utility model is, for the problems referred to above, there is provided a solution, that is, be provided with plug-in lid
Test tube, to solve above-mentioned at least one technical problem.
The technical problem that the utility model is solved can employ the following technical solutions to realize：
The test tube of plug-in lid, including a test tube body are provided with, the test tube body top is provided with a mouth of pipe, also includes
One is used to seal the lid of the mouth of pipe, it is characterised in that the lid includes that one can be buckled in the lid outside the test tube body
Son；
The lid can be also stretched in the test tube body and by stretching into the test tube body interior sealing institute including one
State the sealing-plug of the mouth of pipe；
The lid connects the sealing-plug by a connecting rod, and the sealing-plug is elastic packing made by elastomeric material
Plug.
The utility model, when sealing-plug snaps in inboard wall of test tube, is better ensured that by being provided with a sealing-plug on lid
The sealing effectiveness of test tube, and by connecting rod closely sealing-plug and lid are connected as a single entity, it is easy to manufacture, it is easy to operate,
Using for elastomeric material enables sealing-plug to carry out a certain degree of deformation, so that when sealing-plug is snapped in, deviates from test tube,
Easily operation, increases the service life.
Internal diameter of the external diameter of the sealing-plug more than the test tube.
The internal diameter of test tube is more than by the external diameter of sealing-plug so that whole examination could be just sealed when sealing-plug snaps in test tube
Pipe, does not reserve space, the sealing effectiveness for playing.
The inwall of the test tube body is provided with one prevents the ring-type that the sealing-plug is deviate from from the test tube body convex
Rise；
After the test tube body arrives to the bottom of the lid, the sealing-plug is located at the lower section of the annular projection.
Raised setting causes to deviate from easily when sealing-plug snaps in test tube, while the projection of circulus is more easy to
The realization for being sealed, fits with sealing-plug.
The sealing-plug is provided with least one outside projection away from the side of the lid, projection described at least one
Middle part is provided with a depression.
The sealing-plug is provided with a depression away from the side outwardly convex of the lid in the middle part of the side of outwardly convex.
By setting a depression in sealing-plug bottom, improve the stressing conditions of sealing-plug, and it is cost-effective.
The sealing-plug is a plane near the side of the lid.It is simple for production, it is cost-effective.
Locating part is provided between the side wall of the lid and the test tube body；
The locating part is by the first projection of the inside sidewalls positioned at the lid and on the test tube tube wall
Second raised constitute；
After the test tube body arrives to the bottom of the lid, described first is raised under second projection
Side.
By the setting of locating part, the effect that test tube body is interlocked with lid is reached.
Described second is raised annular in shape, and second projection is fixed on the outer wall of the test tube body.
Described first is raised annular in shape；Or first projection is equidistantly arranged by least two blocks and is formed.It is logical
Ring bodies is crossed, the effect of sealing can be more reached, the sealing effectiveness collective effect with sealing-plug plays the effect of dual-seal.
Second projection or the first projection are raised by made by elastomeric material.Due to the elastic deformation of elastomeric material
Feature, is fastened well, is easy to manufacture.
The connecting rod is threaded connection the sealing-plug and the lid.Make connection more firm.
The central axis of the connecting rod is on same straight line with the central axis of the lid.Structure is set more to coordinate
Property, it is more stable during work, increase the service life.
The sealing-plug to the lid direction bends.Sealing-plug possesses flexibility, is more easy to snap in test tube body, operation letter
Just.
Used as a kind of prioritization scheme, the top surface of the annular projection is in a curved surface, and the bottom surface of the annular projection is used for one
In the contact surface contacted with the sealing-plug；The contact jaw of the bottom surface and inboard wall of test tube is higher than the bottom surface away from inboard wall of test tube
One end.It is easier sealing-plug is put under in test tube, it is easy to operate.
It is in an inclination angle by the contact surface of annular projection bottom and sealing-plug and horizontal direction so that sealing-plug is convex with ring-type
Play when fastening effect is played, contact is more fitted, the degree of the stress deformation of sealing-plug can also be bigger, play preferably close
Envelope effect.
The lateral length of sealing-plug is limited, sealing-plug can just withstood on the annular projection of inboard wall of test tube just, play close
Envelope effect.
When the sealing-plug is connected in the connecting rod, the bottom of the sealing-plug is higher than the bottom of the lid.
The height and position of sealing-plug is limited, sealing-plug can just withstood on the annular projection of inboard wall of test tube just, play close
Envelope effect, and ensure the space of test tube liquid storage.
The sealing-plug is an axially symmetric structure；The symmetry axis of the sealing-plug is in same with the central axis of the groove
On one straight line.
The invisible spectro pressure being subject to is evenly distributed on axially symmetric structure the left and right sides of sealing-plug, it is ensured that sealing effect
Really.
Description of the drawings
Fig. 1 is part-structure schematic diagram of the present utility model；
Fig. 2 is part-structure schematic diagram of the present utility model；
Fig. 3 is part-structure schematic diagram of the present utility model；
Fig. 4 is part-structure schematic diagram of the present utility model；
Fig. 5 is part-structure schematic diagram of the present utility model.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines to be specifically illustrating and the utility model is expanded on further.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the test tube of plug-in lid, including a test tube body 1, test tube body are provided with
1 top is provided with a mouth of pipe, and also including a lid 2 for being used for sealing orifice, lid includes that one can be buckled in the lid outside test tube body
Son；Lid 2 also includes that one can stretch in test tube body and by stretching into the sealing-plug 4 of the test tube body interior sealing mouth of pipe；Lid
Sealing-plug 4 is connected by a connecting rod 3, sealing-plug is elastic packing plug made by elastomeric material.The utility model is by lid
Body is provided with a sealing-plug, when sealing-plug snaps in inboard wall of test tube, better assures that the sealing effectiveness of test tube, and by connection
Bar is closely connected as a single entity sealing-plug and lid, is easy to manufacture, and easy to operate, using for elastomeric material enables sealing-plug to enter
The a certain degree of deformation of row, so that when sealing-plug is snapped in, deviates from test tube, easily operation, increases the service life.Sealing-plug
External diameter more than test tube internal diameter.By the external diameter of sealing-plug more than test tube internal diameter so that sealing-plug could when snapping in test tube
Just whole test tube is sealed, space is not reserved, the sealing effectiveness for playing.
The inwall of test tube body is provided with one and prevents the annular projection 12 that sealing-plug deviates from from test tube body；In test tube pipe
Body is arrived to behind the bottom of lid, and sealing-plug 4 is located at the lower section of annular projection 12.Raised setting is caused when sealing-plug has snapped in examination
Will not easily deviate from during pipe, while the projection of circulus is more easy to the realization for being sealed, fit with sealing-plug.Sealing-plug away from
The side of lid is provided with least one outside projection, and a depression is provided with the middle part of at least one projection.Sealing-plug is away from lid
Side outwardly convex, a depression is provided with the middle part of the side of outwardly convex.By setting a depression in sealing-plug bottom, improve close
The stressing conditions of blocking, and it is cost-effective.Sealing-plug is a plane near the side of lid.It is simple for production, it is cost-effective.Lid
Side wall and test tube body between be provided with locating part；Locating part is by the first projection 21 of the inside sidewalls positioned at lid and positioned at examination
On pipe tube wall second raised 11 is constituted；Behind the bottom that test tube body arrives to lid, first raised 21 is convex positioned at second
Play 11 lower section.By the setting of locating part, the effect that test tube body is interlocked with lid is reached.Second is raised annular in shape, the
Two projections are fixed on the outer wall of test tube body.First is raised annular in shape；Or first projection by between at least two blocks etc.
Form away from arrangement.By ring bodies, the effect of sealing can be more reached, the sealing effectiveness collective effect with sealing-plug plays dual
The effect of sealing.Second projection or the first projection are raised by made by elastomeric material.Due to the elastic deformation of elastomeric material
Feature, is fastened well, is easy to manufacture.Connecting rod is threaded connection sealing-plug and lid.Make connection more firm.Connection
The central axis of bar is with the central axis of lid on same straight line.Structure is set to have more harmony, it is more stable during work, extend
Service life.Sealing-plug to lid direction bends.Sealing-plug possesses flexibility, is more easy to snap in test tube body, easy to operate.
Used as a kind of prioritization scheme, the top surface of annular projection is in a curved surface, and the bottom surface of annular projection is used for and sealing for one
The contact surface of plug contact；Bottom surface is higher than the one end of bottom surface away from inboard wall of test tube with the contact jaw of inboard wall of test tube.It is easier to make sealing
Plug is put under in test tube, easy to operate.It is in an inclination angle by the contact surface of bump bottom ends and sealing-plug and horizontal direction so that sealing
Plug with annular projection when fastening effect is played, more fit by contact, and the degree of the stress deformation of sealing-plug can also be bigger, rises
To better seal effect.When sealing-plug snaps in test tube, the ultimate range between the left end of sealing-plug and the right-hand member of sealing-plug is big
The minimum range between annular projection on inboard wall of test tube.The lateral length of sealing-plug is limited, sealing-plug can just pushed up just
In vitro in the projection of wall, it is poor to be able to take inner and outer air pressure, plays sealing effectiveness.
Sealing-plug and the upper end that the connection end of connecting rod is sealing-plug, the upper end of sealing-plug is provided with a groove；Connecting rod
Outer wall is provided with external screw thread；Groove inner wall is provided with the internal thread matched with external screw thread.By being provided with groove, preferably will be even
Extension bar is mutually fixed with sealing-plug.The central axis of groove is with the central axis of connecting rod on same straight line.Sealing-plug is one
The sealing-plug of anchor-shaped structure.Sealing-plug is an axially symmetric structure；The symmetry axis of sealing-plug is with the central axis of groove in same
On straight line.The invisible spectro pressure being subject to is evenly distributed on axially symmetric structure the left and right sides of sealing-plug, it is ensured that sealing effectiveness.
Sealing-plug includes a upper shell, a lower house；Cavity in being provided with one between upper shell and lower house.By upper shell and lower house
Between be provided with middle cavity and increase the elasticity and toughness of sealing-plug, increase service life, it is cost-effective.The bottom of sealing-plug has one recessed
Fall into, the central axis of depression is with the symmetry axis of sealing-plug on same straight line.Depression is the depression to sealing-plug inner-concave.It is logical
Cross and set a depression in sealing-plug bottom, improve the stressing conditions of sealing-plug, and it is cost-effective.The longitudinal length of sealing-plug is from left end
Gradually increase to recess；The longitudinal length of sealing-plug is gradually reduced from recess to groove.Longitudinal length is parallel to close
Distance in blocking central axial direction.By the way that two ends are thin, the design of sealing-plug of thick middle, the flexibility of sealing-plug and slight increasing are made
By force, not easy fracture.By the way that two ends are thin, the design of sealing-plug of thick middle, the flexibility of sealing-plug and slight enhancing are made, not easy fracture.
So that when sealing-plug is under pressure, sealing-plug can carry out good extension effects, preferably fit with inboard wall of test tube, preferably
Sealed.Filled with gas medium in middle cavity, gas medium is heated can compression.Become by the compression of hollow intracavity gas
Shape, so that whole sealing-plug is being heated or is deforming during stress, reaches sealing effectiveness, test tube of preferably fitting.
Referring to Fig. 4, Fig. 5, used as a kind of prioritization scheme, when sealing-plug snaps in test tube, the bottom surface of annular projection 12 is close
The contact surface of blocking and annular projection, bottom surface is with test tube central axial direction in an angle less than 90 °, bottom surface and inboard wall of test tube
Contact jaw higher than bottom surface away from inboard wall of test tube one end；The top surface of annular projection be a dome shape, a preferably hemispherical.More
Sealing-plug is easily set to put under in test tube.Bottom surface is 45 ° with the angle of test tube central axis.By connecing for bump bottom ends and sealing-plug
Contacting surface is in an inclination angle with horizontal direction so that sealing-plug with annular projection when fastening effect is played, more fit, and seals by contact
The degree of the stress deformation of plug can also be bigger, plays better seal effect.
Used as a kind of prioritization scheme, inboard wall of test tube is provided with two annular projections 12, and two annular projections are with regard to test tube
Central axis is symmetrical.Two symmetrical annular projections also play fastening effect, reach the effect of dual fastening.Annular projection from
The distance of test tube mouth is not more than 5mm.Limit raised position, it is ensured that the space of cuvette cartridge liquid, it is cost-effective.As a kind of optimization
Scheme, inboard wall of test tube is provided with three annular projections, three annular projections angularly ring-type centered on the central axis of test tube
Distribution；Three projections on inboard wall of test tube are not more than 5mm with a distance from test tube mouth.Interior outer lug is set to play the effect of dual fastening
Really, raised position is limited, it is ensured that the space of cuvette cartridge liquid, it is cost-effective.
Used as a kind of prioritization scheme, the second projection or the first projection are hemispherical.It is cost-effective.Second is raised or first convex
It is ring bodies to rise.Improve sealing effectiveness.Second projection or the first projection are raised by made by elastomeric material.Due to elastomeric material
Elastic deformation the characteristics of, fastened well, be easy to manufacture.As a kind of prioritization scheme, first it is raised in be provided with one
Cavity, in middle cavity spring is provided with.Increased the pliability and intensity of the first projection so that the first projection is when snapping in, deviating from
Not easy fracture.
Used as a kind of prioritization scheme, the outer wall of test tube is provided with two the second projections 11；Maximum between second projection away from
From more than the minimum range between the first projection 21；Diameter of the minimum range between first projection more than test tube；Ultimate range
It is the distance for including the second ledge width, minimum range is not including the distance of the first ledge width.Second is raised or first convex
It is hemispherical to rise.It is cost-effective.Second projection or the first projection are raised by made by elastomeric material.Due to the bullet of elastomeric material
Property the characteristics of deform, fastened well, be easy to manufacture.As a kind of prioritization scheme, first it is raised in be provided with one in cavity,
Spring is provided with middle cavity.Increased the pliability and intensity of the first projection so that the first projection is not easily broken when snapping in, deviating from
Split.
Used as a kind of prioritization scheme, lid includes two annular sidewalls, and two annular sidewalls include the first side wall and second
Side wall；The first side wall is provided with draw-in groove, thickness of the spacing between second sidewall and the first side wall more than test tube；In lid and examination
When pipe combines, test tube outer wall is contacted with the first side wall, and inboard wall of test tube is contacted with second sidewall；The first side wall and second sidewall it
Between be provided with sealing ring.The utility model is provided with the first projection as lid and the fixed edge of test tube, the second side on the first side wall
The setting on side serves sealing effect, and second side realizes the effect of dual-seal with sealing-plug.Sealing-plug is connected to connection
When on bar, the bottom of sealing-plug is higher than the bottom of lid.The height and position of sealing-plug is limited, can just make sealing-plug withstand on examination just
In the projection of inside pipe wall, sealing effectiveness is played, and ensure the space of test tube liquid storage.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of without departing from the utility model spirit and scope, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appending claims and its equivalent thereof.
Claims (10)
1. the test tube of plug-in lid, including a test tube body are provided with, and the test tube body top is provided with a mouth of pipe, also including one
For sealing the lid of the mouth of pipe, it is characterised in that the lid includes that one can be buckled in the lid outside the test tube body；
The lid can also be stretched in the test tube body including one and manage described in the test tube body interior sealing by stretched into
The sealing-plug of mouth；
The lid connects the sealing-plug by a connecting rod, and the sealing-plug is elastic packing plug made by elastomeric material.
2. the test tube for being provided with plug-in lid according to claim 1, it is characterised in that on the inwall of the test tube body
Being provided with one prevents the sealing-plug from deviating from from the test tube body first raised；
After the test tube body arrives to the bottom of the lid, the sealing-plug is located at the lower section of first projection.
3. the test tube for being provided with plug-in lid according to claim 1, it is characterised in that the sealing-plug is away from the lid
The side of son is provided with least one outside projection, and raised middle part is provided with a depression described at least one.
4. the test tube for being provided with plug-in lid according to claim 1, it is characterised in that the sealing-plug is away from the lid
The side outwardly convex of son, is provided with a depression in the middle part of the side of outwardly convex.
5. the test tube for being provided with plug-in lid according to claim 1, it is characterised in that the sealing-plug is near the lid
The side of son is a plane.
6. the test tube for being provided with plug-in lid according to any one in claim 1-5, it is characterised in that the lid
Side wall and the test tube body between be provided with locating part；
The locating part is first raised and on the test tube tube wall the by the inside sidewalls positioned at the lid
Two raised compositions；
After the test tube body arrives to the bottom of the lid, the described first raised lower section positioned at second projection.
7. the test tube for being provided with plug-in lid according to claim 6, it is characterised in that described second is raised annular in shape,
Second projection is fixed on the outer wall of the test tube body.
8. the test tube for being provided with plug-in lid according to claim 6, it is characterised in that described first is raised annular in shape；
Or first projection is equidistantly arranged by least two blocks and is formed.
9. the test tube for being provided with plug-in lid according to any one in claim 1-5, it is characterised in that the connection
Bar is threaded connection the sealing-plug and the lid.
10. the test tube for being provided with plug-in lid according to any one in claim 1-4, it is characterised in that described close
Blocking to the lid direction bends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060212.XU CN206152832U (en) | 2016-09-18 | 2016-09-18 | Test tube with joint formula lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621060212.XU CN206152832U (en) | 2016-09-18 | 2016-09-18 | Test tube with joint formula lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206152832U true CN206152832U (en) | 2017-05-10 |
Family
ID=58650718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621060212.XU Active CN206152832U (en) | 2016-09-18 | 2016-09-18 | Test tube with joint formula lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206152832U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651301A (en) * | 2017-10-30 | 2018-02-02 | 四川省犍为凤生纸业有限责任公司 | A kind of paper making pulps barrel sealing mechanism |
| CN110217481A (en) * | 2019-05-09 | 2019-09-10 | 复旦大学附属中山医院 | A kind of collecting pipe pipe lid |
| CN113234576A (en) * | 2021-05-07 | 2021-08-10 | 青岛大学附属医院 | Improved novel coronavirus storage test tube |
| WO2022156812A1 (en) * | 2021-01-25 | 2022-07-28 | 上海快灵生物科技有限公司 | Test tube cover and test tube |
-
2016
- 2016-09-18 CN CN201621060212.XU patent/CN206152832U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107651301A (en) * | 2017-10-30 | 2018-02-02 | 四川省犍为凤生纸业有限责任公司 | A kind of paper making pulps barrel sealing mechanism |
| CN110217481A (en) * | 2019-05-09 | 2019-09-10 | 复旦大学附属中山医院 | A kind of collecting pipe pipe lid |
| WO2022156812A1 (en) * | 2021-01-25 | 2022-07-28 | 上海快灵生物科技有限公司 | Test tube cover and test tube |
| CN113234576A (en) * | 2021-05-07 | 2021-08-10 | 青岛大学附属医院 | Improved novel coronavirus storage test tube |
| CN113234576B (en) * | 2021-05-07 | 2022-07-29 | 青岛大学附属医院 | Improved novel coronavirus storage test tube |
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