CN208275424U - centrifuge tube - Google Patents
centrifuge tube Download PDFInfo
- Publication number
- CN208275424U CN208275424U CN201820486041.XU CN201820486041U CN208275424U CN 208275424 U CN208275424 U CN 208275424U CN 201820486041 U CN201820486041 U CN 201820486041U CN 208275424 U CN208275424 U CN 208275424U
- Authority
- CN
- China
- Prior art keywords
- elastic
- hole
- lid
- centrifuge tube
- tube body
- Prior art date
- 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 - Fee Related
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Abstract
The utility model relates to a kind of centrifuge tubes, including tube body and end cap, the end cap is used to cover the open end for closing the tube body, the end cap includes lid and elastic atresia mechanism, the lid has cavity, the elastic atresia mechanism is located in the cavity of the lid, the side wall of the lid is equipped with multiple first through hole, the end of the elastic atresia mechanism passes through in the first through hole and is stuck in the first through hole, the side wall of the tube body is equipped with multiple second through-holes, multiple second through-holes and multiple first through hole correspond, the end of the elastic atresia mechanism can be inserted into second through-hole and realize locking of the end cap on the tube body, end cap will not be pressed within opening.
Description
Technical field
The utility model relates to experiment equipment fields, more particularly to a kind of centrifuge tube.
Background technique
Centrifuge tube is the common equipment in laboratory, is usually made of plastic injection, centrifuge tube when in use in addition to need into
It except row centrifugally operated, also usually needs for carrying out other experimental procedures such as water-bath, in water-bath, as temperature increases, contains
Having the sealed tube body internal pressure of testing liquid can constantly rise, and as a result can exceed that the close-fitting active force of tube body and end cap, make end cap
It opens, leaks so as to cause testing liquid.
Utility model content
Based on this, it is necessary to be easy the technical issues of being pressed within unlatching for the end cap of centrifuge tube, provide a kind of centrifuge tube.
The utility model proposes a kind of centrifuge tube, including tube body and end cap, the end cap, which is used to cover, closes the tube body
Open end, the end cap include lid and elastic atresia mechanism, and the lid has cavity, and the elastic atresia mechanism is located at institute
It states in cavity, the side wall of the lid is equipped with multiple first through hole, and the end of the elastic atresia mechanism passes through described first
In through-hole and be stuck in the first through hole, the side wall of the tube body is equipped with multiple second through-holes, multiple second through-holes with
Multiple first through hole correspond, and the end of the elastic atresia mechanism can be inserted into second through-hole and realize the end cap
Locking on the tube body.
Preferably, the elastic atresia mechanism includes multiple elastic circlips, multiple elastic circlips total same first
The first end of end, multiple elastic circlips is located in the cavity of the lid, multiple elastic circlips another
The second end in the first through hole from being pierced by and be stuck in the first through hole, under the first end of multiple elastic circlips
It is recessed, there is gap between the first end of multiple elastic circlips and the bottom end of the lid.
Preferably, the upper surface of the first end of the elastic circlip is equipped with link block.
Preferably, the outer surface of the second end of the elastic circlip is arcwall face, more preferably semicircle cambered surface.?
In another embodiment, the outer surface of the second end of the elastic circlip is to be intersected by two planes, the folder of two planes
Angle is between 30 ° -60 °.
Preferably, it is equipped with support member in the bottom end of the lid, the support member is located at the elastic atresia mechanism
Lower section and with elastic atresia's mechanism contacts, the support member is used to support the elastic atresia mechanism.
Preferably, the first through hole or the quantity of second through-hole are 2-5.
Preferably, the top of the lid is equipped with enclosed elastic block, the enclosed elastic block and blocking mechanism rigidity
Connection.
Preferably, the inside of the tube body is vertically equipped with guide groove, and the end of the elastic atresia mechanism can be
It is moved up and down in the guide groove.
Preferably, the bottom end of the lid is closed end.
Preferably, the first bulge loop is extended in the outer surface of the side wall of the lid, and the inner surface of the side wall of the tube body prolongs
The second bulge loop is stretched out, in the lower section for being stuck in second bulge loop by first bulge loop is depressed of external force.
The beneficial effect of the utility model compared with prior art includes: that elastic atresia mechanism is equipped in the cavity of lid,
The end of elastic atresia mechanism passes through multiple first through hole on covered body wall and is stuck in first through hole, multiple on tube body
Second through-hole and multiple first through hole correspond, when cover cap is closed at body open, the end of elastic atresia mechanism by
The extruding of inboard wall of tube body be resilient it is contraction-like, reach the second through hole when, moment loses the pressure of inboard wall of tube body, elastic atresia's machine
The second through-hole is inserted into the end of structure, and second be inserted into first through hole and tube body on lid simultaneously by elastic atresia mechanism is logical
Locking of the end cap to tube body is realized in hole, and elastic atresia mechanism extends transversely through lid and tube body, when tube body is by upward internal pressure, because
Almost vertical with the locking direction of blocking mechanism, end cap will not be pressed within opening.
Detailed description of the invention
Fig. 1 is the perspective view of centrifuge tube in the utility model embodiment 1.
Fig. 2 is the cross-sectional view of centrifuge tube in the utility model embodiment 1.
Fig. 3 is the perspective view of the end cap of centrifuge tube in the utility model embodiment 1.
Fig. 4 is the cross-sectional view of the end cap of centrifuge tube in the utility model embodiment 1.
Fig. 5 is the perspective view of the end cap of centrifuge tube in the utility model embodiment 2.
Fig. 6 is the cross-sectional view of the end cap of centrifuge tube in the utility model embodiment 2.
Description of symbols:
1, end cap；2, tube body；21, the second through-hole；11, lid；12, elastic circlip；13, support member；14, link block；
15, first through hole；121 and 122, the second end；123, first end.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific implementation opened.
Embodiment 1
Centrifuge tube in one embodiment of the utility model, as shown in Figure 1,2 and 3, including tube body 2 and end cap 1, end cap
2 are used to cover the open end for closing tube body 1, and end cap 1 includes lid 11 and elastic atresia mechanism, and elastic atresia mechanism is located at lid 11
In cavity, the side wall of lid 11 is equipped with multiple first through hole 15, and the end of elastic atresia mechanism passes through first through hole 15 and blocks
In first through hole 15, the side wall of tube body 2 is equipped with multiple second through-holes 21, multiple second through-holes 21 and multiple first through hole 15 1
One is corresponding, and the end of the elastic atresia mechanism can be inserted into the second through-hole 21 and realize locking of the lid 1 on tube body 2.
Based on the above embodiment, as shown in Fig. 1,2 and 4, elastic atresia mechanism described in the present embodiment includes multiple elastic cards
Spring 12, elastic circlip is in the shape of a rod, and multiple elastic circlips 12 are total to the same first end 123, multiple elastic circlips in the present embodiment
Shared first end be integrally formed, converge in the same center.As a kind of mode of texturing, it is also possible to multiple first ends
Portion is located on the same central axis.The first end position 123 of multiple elastic circlips 12 is located in the cavity of lid 11, multiple elasticity
Another the second end 121 and 122 of circlip 12 in first through hole 15 from being pierced by and be stuck in first through hole 15, multiple elastic cards
The first end 123 of spring 12 is recessed, has gap between the first end 123 of multiple elastic circlips 12 and the bottom end of lid 11, presses
First end 123 is pressed, under the effect of the pressure, first end can move down, and the second ends of multiple elastic circlips 12 can be with
Retracted from the second through-hole, unlocking can remove end cap 1 from tube body 2.In the present embodiment, elastic circlip 12 stretches out
The length of first end is not less than the sidewall thickness of tube body 2.
It should be noted that elastic circlip is made of elastic material, specific elastic material can be elastoplastic or
Elastic wire etc..
Based on the above embodiment, as shown in Figures 2 and 4, the present embodiment presses the first end of elastic circlip 12 for convenience,
The upper surface of the first end 123 of elastic circlip 12 is equipped with link block 14, presses elastic circlip, connection by pressing link block 14
Block is preferably located at the center of upper surface, is conducive to multiple elastic circlip uniform forces.In another embodiment, end cap 1
The opening of upper end is designed as enclosed elastic block closing opening, and the centre of enclosed elastic block and the recessed center of elastic circlip
Position (first end) rigid connection, it can by pressing enclosed elastic block elastic circlip is sunk, elastic circlip is from the
Unlocking is retracted in two through-holes, the advantages of this design, is outer in addition to that can increase the whole rigidity of end cap, after revocation presses, bullet
Property closing can also by elastic circlip pull-up, make elastic circlip be inserted into the second through-hole restore blocking；More preferably
Scheme, enclosed elastic block lid close on lid, the top of lid flange with outward extension, the enclosed elastic block lid
It closes on the top of the lid, the flange is for carrying the enclosed elastic block.In yet another embodiment, enclosed elastic
Block can also there are certain gaps between the top of lid.
Based on the above embodiment, as shown in figure 4, in the present embodiment the second end 121 and 122 of elastic circlip 12 appearance
Face is arcwall face, and arcwall face is not only advantageous to across the second through-hole, and avoids the scratch to user.
Based on the above embodiment, as shown in Fig. 2, the present embodiment is equipped with support member 13, support portion in the bottom end of lid 11
Part 13 be located at the lower section of the elastic atresia mechanism and with elastic atresia's mechanism contacts, support member 13 is used to support described
Elastic atresia mechanism, and can promote elastic circlip and inwardly bounce back, the support member 13 in the present embodiment is specifically located at close to lid
The position of side wall.
Based on the above embodiment, the present embodiment first through hole 15 or the quantity of the second through-hole 21 are 4, corresponding elastic card
The quantity of spring is also 4, the inner cavity that preferably four elastic circlips are evenly distributed in lid, the angle of adjacent elastic circlip
It is 90 degree, stable and firm locking can be carried out to tube body, in other embodiments, the quantity of first through hole or the second through-hole is 2,
3 or 5, the quantity of elastic circlip is no more than first through hole or the quantity of the second through-hole, and the quantity of elastic circlip is not less than 2
It is a, it is preferable that first through hole or the second through-hole in the present embodiment are evenly distributed in the same level of lid or tube body.
Based on the above embodiment, the inside of tube body described in the present embodiment is vertically equipped with guide groove, the elasticity
The end of blocking mechanism can move up and down in the guide groove, and the end of the elastic atresia mechanism and the guide groove cooperate
Limit relative position of the lid in the tube body, to define the position of first through hole, be conducive to first through hole with
The one-to-one correspondence of second through-hole.
Based on the above embodiment, the first bulge loop is extended in the outer surface of 11 side wall of lid in the present embodiment, the tube body
The inner surface of side wall extends the second bulge loop, in the lower section for being stuck in second bulge loop by first bulge loop is depressed of external force.
Based on the above embodiment, the bottom end of lid 11 is closed end in the present embodiment, prevent mounted in manage intracorporal substance into
Enter into the cavity of lid.
Based on the above embodiment, one end of lid described in the present embodiment, which is extended, is connected with the open end of the tube body
Elastic connection is curved, and the lid and the curved opposite other end of the elastic connection extend lid eaves.
Embodiment 2
As it can be seen in figures 5 and 6, the difference from embodiment 1 is that, the outer surface of the second end of elastic circlip 12 is flat by two
Face is intersected, and the angle of two planes is between 30 ° -60 °, and further, the plane being located above is preferably flat with horizontal plane
It goes, the plane of top can also tilt down in other embodiments.In addition, in some embodiments, it can also be by multiple plane phases
It hands over into composition conical surface structure.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement for illustrative purposes only, are not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Each technical characteristic of embodiment described above
It can be combined arbitrarily, for simplicity of description, not to all possible combination of each technical characteristic in above-described embodiment
It is all described, as long as being all considered to be the model of this specification record however, there is no contradiction in the combination of these technical features
It encloses.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of centrifuge tube, including tube body and end cap, the end cap is used to cover the open end for closing the tube body, which is characterized in that
The end cap includes lid and elastic atresia mechanism, and the lid has cavity, and the elastic atresia mechanism is located at the cavity
Interior, the side wall of the lid is equipped with multiple first through hole, and the end of the elastic atresia mechanism passes through in the first through hole
And be stuck in the first through hole, the side wall of the tube body is equipped with multiple second through-holes, multiple second through-holes and multiple institutes
First through hole one-to-one correspondence is stated, the end of the elastic atresia mechanism can be inserted into second through-hole and realize the end cap described
Locking on tube body.
2. centrifuge tube according to claim 1, which is characterized in that the elastic atresia mechanism includes multiple elastic circlips,
Multiple elastic circlips include first end and the second end, and multiple elastic circlips, which intersect at a point, constitutes described first
End, in the cavity, the second end is pierced by from the first through hole and is stuck in described for the first end position
In one through-hole, the first end is recessed, and has gap between the first end and the bottom end of the lid.
3. centrifuge tube according to claim 2, which is characterized in that the upper surface of the first end is equipped with link block.
4. centrifuge tube according to claim 2, which is characterized in that the outer surface of the second end of the elastic circlip is arc
Shape face.
5. centrifuge tube according to claim 2, which is characterized in that the outer surface of the second end of the elastic circlip is by two
A plane intersects, and the angle of described two planes is 30 °~60 °.
6. centrifuge tube according to claim 1, which is characterized in that it is equipped with support member in the bottom end of the lid, it is described
Support member be located at the lower section of the elastic atresia mechanism and with elastic atresia's mechanism contacts, the support member for branch
Support the elastic atresia mechanism.
7. centrifuge tube according to claim 1, which is characterized in that the first through hole or the quantity of second through-hole are
2~5.
8. centrifuge tube according to claim 1, which is characterized in that the top of the lid is equipped with enclosed elastic block, described
Enclosed elastic block and the blocking mechanism are rigidly connected.
9. centrifuge tube according to claim 1, which is characterized in that the inside of the tube body is vertically equipped with guiding
The end of slot, the elastic atresia mechanism can move up and down in the guide groove.
10. centrifuge tube according to claim 1, which is characterized in that the bottom end of the lid is closed end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486041.XU CN208275424U (en) | 2018-04-08 | 2018-04-08 | centrifuge tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820486041.XU CN208275424U (en) | 2018-04-08 | 2018-04-08 | centrifuge tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208275424U true CN208275424U (en) | 2018-12-25 |
Family
ID=64749297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820486041.XU Expired - Fee Related CN208275424U (en) | 2018-04-08 | 2018-04-08 | centrifuge tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208275424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619718A (en) * | 2020-11-17 | 2021-04-09 | 浙江省海洋水产研究所 | Exempt from to uncap centrifuging tube |
-
2018
- 2018-04-08 CN CN201820486041.XU patent/CN208275424U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112619718A (en) * | 2020-11-17 | 2021-04-09 | 浙江省海洋水产研究所 | Exempt from to uncap centrifuging tube |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20200408 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |