CN203970403U - Vacuum test tube - Google Patents
Vacuum test tube Download PDFInfo
- Publication number
- CN203970403U CN203970403U CN201420412790.XU CN201420412790U CN203970403U CN 203970403 U CN203970403 U CN 203970403U CN 201420412790 U CN201420412790 U CN 201420412790U CN 203970403 U CN203970403 U CN 203970403U
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- test tube
- plug
- block
- star
- ring connected
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Abstract
The utility model discloses a kind of vacuum test tube, its technical scheme main points comprise block, plug, test tube, plug inlay card is in block, test tube pierces in block and is tightly connected with plug, and block top is provided with for blood taking needle thrusts the puncture orifice in plug injecting tube, described plug is filled whole block, one end of the relative test tube of described plug is provided with first ring connected in star, described test tube inlay card is in first ring connected in star, the inwall of described first ring connected in star is provided with the second annular groove of arcuation, described test tube is provided with for embedding the arcuation convex edge in the second annular groove for the part embedding in first ring connected in star, the end face of the inwall of described test tube and the outer wall of test tube and test tube opening part all fits tightly with plug, the medial wall of described block is distributed with striped.It is simple in structure, can strengthen the fixation between plug and test tube, makes test tube be not easy to come off, and avoids test tube to come off and causes the problems such as blood spills, vacuum blood collection tube failure outward.
Description
Technical field
This utility model relates to vacuum test tube technical field, and more particularly, it relates to a kind of vacuum test tube.
Background technology
Vacuum test tube is to be applied in recent years clinical check blood sampling new product.Because it is easy and simple to handle, clean safe, accurately and reliably, Zheng Weige hospital generally applies, the vacuum test tube generally using is at present comprised of plug, block, test tube, wherein block is fastened on plug, plug and test tube fitted seal, block top middle portion is provided with for blood taking needle thrusts the opening in plug injecting tube.Plug generally includes bizet and protrudes the cervical region of bizet, pipe portion inlay card is in block, cervical region is used for filling in test tube test tube is sealed, but it is not so only strong with contacting the fixed effect of test tube of inboard wall of test tube by plug cervical region, in use easily test tube is deviate from from block, especially in the complete process of extracting blood taking needle of blood sampling, conventionally need to block and test tube be fixed with hands, once test tube is deviate from, easily by the blood being collected, or to blood pollute make to check nonstandard, if deviate from before blood sampling, even if refill back also, can damage the negative pressure state of blood taking tube, make blood taking tube forfeiture effect.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of vacuum test tube, and it is simple in structure, can strengthen the fixation between plug and test tube, make test tube be not easy to come off, avoid test tube to come off and cause the problems such as blood spills, vacuum blood collection tube failure outward.
For achieving the above object, this utility model provides following technical scheme: a kind of vacuum test tube, comprise block, plug, test tube, plug inlay card is in block, test tube pierces in block and is tightly connected with plug, and block top is provided with for blood taking needle thrusts the puncture orifice in plug injecting tube, described plug is filled whole block, one end of the relative test tube of described plug is provided with first ring connected in star, described test tube inlay card is in first ring connected in star, the inwall of described first ring connected in star is provided with the second annular groove of arcuation, described test tube is provided with for embedding the arcuation convex edge in the second annular groove for the part embedding in first ring connected in star, the end face of the inwall of described test tube and the outer wall of test tube and test tube opening part all fits tightly with plug, the medial wall of described block is distributed with striped.
By adopting technique scheme, abandoned in the past and only by plug, contacted with inboard wall of test tube the fixing mode of test tube, employing arranges first ring connected in star in a side of the relative test tube of plug, test tube is that inlay card is in first ring connected in star, thereby make test tube in, outer wall and end face all form and contact closely with plug, the contact of a plurality of has increased the frictional force between test tube and plug greatly, make test tube be not easy, and plug fills up whole block, very close to each other between block and plug, thereby while making test tube inlay card in first ring connected in star, fixed effect is better, can not shake, more be difficult for deviating from.And the sidewall of first ring connected in star is provided with the second annular groove of arcuation, by arcuation convex edge is embedded to the second annular groove, further strengthen the fixation of test tube in annular groove.The medial wall of block is distributed with striped, and striped can provide an inside pressure to plug sidewall, makes test tube inlay card tighter in first ring connected in star.In sum, make all effectively to be fixed between test tube and plug and plug and block, the latter's fixed effect also can affect the former fixed effect, it is simple in structure, test tube is obtained more effective fixing, make test tube be not easy to come off, avoid test tube to come off and cause the problems such as blood spills, vacuum blood collection tube failure outward.
This utility model is further set to: described striped longitudinally distributes in the medial wall of block, and described striped is triangular prism shape.
By adopting technique scheme, striped adopts the structure of triangular prism, because triangular prism has seamed edge, because plug is inlay card in block, the seamed edge of triangular prism withstands the sidewall of plug closely, makes the fixed effect of plug better again, be difficult for deviating from, this striped can produce inside pressure to plug, makes plug produce a tighter clamping force to the test tube in inlay card and first ring connected in star, strengthens its sealing.
This utility model is further set to: the medial wall of described block is provided with ring-type arc convex edge, and the sidewall of described plug is provided with the annular arc connected in star corresponding with ring-type arc convex edge.
By adopting technique scheme, by plug is filled in block, make ring-type arc convex edge obtain inlay card in annular arc connected in star and fix, make the fixed effect of plug in block more firm, plug is difficult for deviating from.
This utility model is further set to: the edge of described first ring connected in star is cambered surface.
By adopting technique scheme, the design of cambered surface is more convenient in production process test tube inlay card in first ring connected in star.
Accompanying drawing explanation
Fig. 1 is the cutaway view of this utility model vacuum test tube embodiment;
Fig. 2 is the disassembly diagram of this utility model vacuum test tube embodiment;
Fig. 3 is the A part enlarged drawing of Fig. 2;
Fig. 4 is the structural representation of this utility model vacuum test tube embodiment striped;
Fig. 5 is the B part enlarged drawing of Fig. 2.
Description of reference numerals: 1, block; 2, plug; 3, test tube; 11, puncture orifice; 12, ring-type arc convex edge; 13, striped; 21, first ring connected in star; 22, annular arc connected in star; 23, cambered surface; 24, the second annular groove; 31, arcuation convex edge.
The specific embodiment
Referring to figs. 1 through Fig. 5, this utility model vacuum test tube embodiment is described further.
The present embodiment vacuum test tube, comprise block 1, plug 2, test tube 3, plug 2 inlay cards are in block 1, test tube 3 pierces in block 1 and is tightly connected with plug 2, and block 1 top is provided with for blood taking needle thrusts the puncture orifice 11 in plug 2 injecting tubes 3, described plug 2 is filled whole block 1, one end of described plug 2 relative test tubes 3 is provided with first ring connected in star 21, described test tube 3 inlay cards are in first ring connected in star 21, the inwall of described first ring connected in star 21 is provided with the second annular groove 24 of arcuation, described test tube 3 is provided with for embedding the arcuation convex edge 31 in the second annular groove 24 for the part integral type embedding in first ring connected in star 21, the end face of the outer wall of the inwall of described test tube 3 and test tube 3 and test tube 3 opening parts all fits tightly with plug 2, the medial wall of described block 1 is distributed with striped 13.Abandoned in the past and only by plug 2, contacted with test tube 3 inwalls the mode that test tube 3 is fixing, employing arranges first ring connected in star 21 in a side of plug 2 relative test tubes 3, test tube 3 is that inlay card is in first ring connected in star 21, thereby make test tube 3 in, outer wall and end face all form and contact closely with plug 2, the contact of a plurality of has increased the frictional force of 2 of test tube 3 and plugs greatly, make test tube 3 be not easy, and plug 2 fills up whole block 1, block 1 and 2 of plugs are very close to each other, thereby make test tube 3 inlay cards when first ring connected in star 21 is interior, fixed effect is better, can not shake, more be difficult for deviating from.The sidewall of first ring connected in star 21 is provided with the second annular groove 24 of arcuation, by arcuation convex edge 31 is embedded to the second annular groove 24, further strengthen the fixation of test tube 3 in annular groove, due to plug 2 be with flexible, arcuation convex edge 31 can from first ring connected in star 21 clamp-on and inlay card in the second annular groove 24.Block 1 medial wall is distributed with striped 13, and striped 13 can provide an inside pressure to the sidewall of plug 2, makes tighter in first ring connected in star 21 interior inlay cards of test tube 3.In sum, make all effectively to be fixed between test tube 3 and plug 2 and plug 2 and block 1, the latter's fixed effect also can affect the former fixed effect, it is simple in structure, test tube 3 is obtained more effective fixing, make test tube 3 be not easy to come off, avoid test tube 3 to come off and cause the problems such as blood spills, vacuum blood collection tube failure outward.
The medial wall of described block 1 is provided with ring-type arc convex edge 12, and the sidewall of described plug 2 is provided with the annular arc connected in star 22 corresponding with ring-type arc convex edge 12.By plug 2 being filled in block 1, making ring-type arc convex edge 12 obtain inlay card in annular arc connected in star 22 fixes, compare the frictional force in the past tightly contacting with block 1 inwall by plug 2 and impel the mode that plug 2 is fixed in block 1 can make plug 2 obtain better fixed effect in block 1, be difficult for deviating from.
Described striped 13 longitudinally distributes in the medial wall of block 1, and described striped 13 is triangular prism shape.Striped 13 adopts the structure of triangular prism, because triangular prism has seamed edge, again because plug 2 is that inlay card is in block 1, the seamed edge of triangular prism withstands the sidewall of plug 2 closely, make the fixed effect of plug 2 better, be difficult for deviating from, this striped 13 can produce inside pressure to plug 2, makes the test tube 3 in 2 pairs of inlay cards of plug and first ring connected in star 21 produce a tighter clamping force.Why for longitudinally distributing, mainly for convenient, plug 2 is stuck in block 1 herein, if adopt the structure of ring-type, plug 2 being stuck in to the resistance that block makes to be subject to striped 13 in 1 can be larger, be unfavorable for producing and install, and striped 13 is also not limited to the structure of triangular prism herein, adopt the structures such as arc also can, mainly based on triangular prism, there is seamed edge, seamed edge peaks at the good fixing effect that plug 2 sidewalls obtain, and triangular prism takies the small volume in block 1, more wider considerations that can distribute, therefore using the structure of triangular prism as preferred embodiment.
Described first ring connected in star 21 edges are cambered surface 23.Because test tube 3 is that inlay card is in first ring connected in star 21, a plurality of faces all contact with plug 2, in process of production, test tube 3 inlay cards are entered in first ring connected in star 21 easily to occur that test tube 3 edges are not easy the situation to upper first ring connected in star 21, therefore the edge of first ring connected in star 21 is arranged to the structure of cambered surface 23, it is more convenient in production process test tube 3 inlay cards in first ring connected in star 21.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, all within design concept of the present utility model, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (4)
1. a vacuum test tube, comprise block, plug, test tube, plug inlay card is in block, test tube pierces in block and is tightly connected with plug, and block top is provided with for blood taking needle thrusts the puncture orifice in plug injecting tube, it is characterized in that: described plug is filled whole block, one end of the relative test tube of described plug is provided with first ring connected in star, described test tube inlay card is in first ring connected in star, the inwall of described first ring connected in star is provided with the second annular groove of arcuation, described test tube is provided with for embedding the arcuation convex edge in the second annular groove for the part embedding in first ring connected in star, the end face of the inwall of described test tube and the outer wall of test tube and test tube opening part all fits tightly with plug, the medial wall of described block is distributed with striped.
2. vacuum test tube according to claim 1, is characterized in that: described striped longitudinally distributes in the medial wall of block, and described striped is triangular prism shape.
3. vacuum test tube according to claim 1 and 2, is characterized in that: the medial wall of described block is provided with ring-type arc convex edge, and the sidewall of described plug is provided with the annular arc connected in star corresponding with ring-type arc convex edge.
4. vacuum test tube according to claim 3, is characterized in that: the edge of described first ring connected in star is cambered surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412790.XU CN203970403U (en) | 2014-07-24 | 2014-07-24 | Vacuum test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420412790.XU CN203970403U (en) | 2014-07-24 | 2014-07-24 | Vacuum test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203970403U true CN203970403U (en) | 2014-12-03 |
Family
ID=51967878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420412790.XU Expired - Fee Related CN203970403U (en) | 2014-07-24 | 2014-07-24 | Vacuum test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203970403U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105030256A (en) * | 2015-08-31 | 2015-11-11 | 重庆开奇科技发展有限公司 | Blood sampling tube filled with agent balls |
| CN105054947A (en) * | 2015-08-31 | 2015-11-18 | 重庆开奇科技发展有限公司 | Blood sampling pipe capable of adjusting blood transfusion speed |
-
2014
- 2014-07-24 CN CN201420412790.XU patent/CN203970403U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105030256A (en) * | 2015-08-31 | 2015-11-11 | 重庆开奇科技发展有限公司 | Blood sampling tube filled with agent balls |
| CN105054947A (en) * | 2015-08-31 | 2015-11-18 | 重庆开奇科技发展有限公司 | Blood sampling pipe capable of adjusting blood transfusion speed |
| CN105054947B (en) * | 2015-08-31 | 2017-09-08 | 重庆开奇科技发展有限公司 | Heparin tube with regulation transfusion speed |
| CN105030256B (en) * | 2015-08-31 | 2018-02-09 | 重庆开奇科技发展有限公司 | Heparin tube equipped with medicament ball |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20210724 |