CN202619668U - Safety cap for vacuum blood collection tube - Google Patents
Safety cap for vacuum blood collection tube Download PDFInfo
- Publication number
- CN202619668U CN202619668U CN 201220294968 CN201220294968U CN202619668U CN 202619668 U CN202619668 U CN 202619668U CN 201220294968 CN201220294968 CN 201220294968 CN 201220294968 U CN201220294968 U CN 201220294968U CN 202619668 U CN202619668 U CN 202619668U
- Authority
- CN
- China
- Prior art keywords
- sealing
- lower cover
- ring
- outer ring
- blood collection
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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 - Fee Related
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Abstract
The utility model discloses a safety cap for a vacuum blood collection tube. The safety cap comprises an upper cover of which the inner cavity is hollow, a rubber plug, a lower cover of which the inner cavity is hollow and a sealing ring; the rubber plug is arranged between the upper cover and the lower cover; a groove for sheathing the sealing ring is arranged on the upper part of the lower cover; a rubber plug connector is arranged on the upper side of the groove of the lower cover; the sealing ring comprises a sealing outer ring and a sealing inner ring; the sealing inner ring is sleeved inside the sealing outer ring; the sealing outer ring is fixed inside the groove on the upper part of the lower cover; and the inner wall of the lower cover is provided with a threaded flange. The utility model has the advantages that the inner wall of the lower cover is provided with the threaded flange, so that when the safety cap for the vacuum blood collection tube is taken down, the safety cap is easy to operate and difficult to drop; and the sealing ring comprises the sealing outer ring and the sealing inner ring, the sealing inner ring is sleeved inside the sealing outer ring, and the sealing outer ring is fixed inside the groove on the upper part of the lower cover, so that the sealing property between a vacuum blood collection tube cap and the safety cap is good.
Description
Technical field
This utility model relates to the effective safety helmet of a kind of vacuum blood collection, relates in particular to a kind of effective safety helmet of vacuum blood collection of medical instruments field.
Background technology
At present, in clinical medicine, the vacuum blood collection test tube is used for hemanalysis, for the clinician provides medical data, is widely used.
And existing most of vacuum blood collection test tube safety helmet, operator are when opening, and the method that can only take to extract is opened; Safety helmet and plug are easy to break away from; Thereby the hands that causes operator is by blood contamination, and on sealing, exists certain problem, is easy to pollute.
Summary of the invention
This utility model is intended to invent the effective safety helmet of vacuum blood collection of a kind of simple to operate, safety helmet difficult drop-off and good airproof performance.
The effective safety helmet of a kind of vacuum blood collection comprises that inner chamber is that loam cake, plug, the inner chamber of hollow is the lower cover and the sealing ring of hollow, is provided with plug between loam cake and the lower cover; Lower cover top is provided with the groove that is used for the socket sealing ring; The groove upside of lower cover is provided with plug and connects, and sealing ring comprises sealed outer ring and sealing inner ring, and the sealing inner ring is socketed on the sealed outer ring inboard; Sealed outer ring is fixed in upper part of the cover groove inboard down, and the inwall of said lower cover is provided with screw thread-shaped flanges.
Preferably, said upper part of the cover groove height down is 5-7mm.
Preferably, said sealed outer ring thickness is 4-5mm.
Preferably, said sealed outer ring thickness is 4-5mm.
Preferably, described sealed outer ring is inboard flushes with the lower cover inwall of groove downside.
The beneficial effect of this utility model is:
1. the inwall of lower cover is provided with screw thread-shaped flanges, when the effective safety helmet of vacuum blood collection is taken off, and simple to operate and safety helmet difficult drop-off;
2. sealing ring comprises sealed outer ring and sealing inner ring, and the sealing inner ring is socketed on the sealed outer ring inboard, and sealed outer ring is fixed in upper part of the cover groove inboard down, makes the better tightness of sky blood taking tube with safety helmet.
Description of drawings
Fig. 1 is the overall structure sketch map of this utility model.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing this utility model is described further, but the protection domain of this utility model is not limited to this.
As shown in Figure 1, the effective safety helmet of a kind of vacuum blood collection comprises that inner chamber is that loam cake 1, plug 2, the inner chamber of hollow is the lower cover 3 and the sealing ring of hollow; Be provided with plug 2 between loam cake 1 and the lower cover 3, lower cover 3 tops are provided with the groove that is used for the socket sealing ring, and the groove upside of lower cover 3 is provided with plug 2 and connects; Sealing ring comprises sealed outer ring 4 and sealing inner ring 5; Sealing inner ring 5 is socketed on sealed outer ring 4 inboards, and sealed outer ring 4 is fixed in the groove inboard on lower cover 3 tops, and the inwall of said lower cover 3 is provided with screw thread-shaped flanges; The groove height on lower cover 3 tops is 5-7mm; Sealed outer ring 4 thickness are 4-5mm, and sealing inner ring 5 thickness are 4-5mm, and sealed outer ring is inboard to flush with the lower cover inwall of groove downside.
Safety helmet is screwed in the test tube oral area, and test tube will seal and push up on the inner ring 5 to plug 2 places, through sealed outer ring 4 and sealing inner ring 5 test tube sealed fully.
At last, should be pointed out that above embodiment only is the more representational example of this utility model.Obviously, this utility model is not limited to the foregoing description, and many distortion can also be arranged.Every technical spirit according to this utility model is to any simple modification, equivalent variations and modification that above embodiment did, all should think the protection domain that belongs to this utility model.
Claims (5)
1. effective safety helmet of vacuum blood collection is characterized in that: comprise that inner chamber is that loam cake, plug, the inner chamber of hollow is the lower cover and the sealing ring of hollow, is provided with plug between described loam cake and the lower cover; Lower cover top is provided with the groove that is used for the socket sealing ring; The groove upside of said lower cover is provided with plug and connects, and sealing ring comprises sealed outer ring and sealing inner ring, and the sealing inner ring is socketed on the sealed outer ring inboard; Sealed outer ring is fixed in upper part of the cover groove inboard down, and the inwall of said lower cover is provided with screw thread-shaped flanges.
2. the effective safety helmet of vacuum blood collection according to claim 1 is characterized in that: said upper part of the cover groove height down is 5-7mm.
3. the effective safety helmet of vacuum blood collection according to claim 1 is characterized in that: described sealed outer ring thickness is 4-5mm.
4. the effective safety helmet of vacuum blood collection according to claim 1 is characterized in that: described sealing inner ring thickness is 4-5mm.
5. the effective safety helmet of vacuum blood collection according to claim 1 is characterized in that: described sealed outer ring is inboard to flush with the lower cover inwall of groove downside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294968 CN202619668U (en) | 2012-06-21 | 2012-06-21 | Safety cap for vacuum blood collection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220294968 CN202619668U (en) | 2012-06-21 | 2012-06-21 | Safety cap for vacuum blood collection tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202619668U true CN202619668U (en) | 2012-12-26 |
Family
ID=47372921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220294968 Expired - Fee Related CN202619668U (en) | 2012-06-21 | 2012-06-21 | Safety cap for vacuum blood collection tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202619668U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193428A (en) * | 2015-08-31 | 2015-12-30 | 南丹县人民医院 | Blood sampling device |
-
2012
- 2012-06-21 CN CN 201220294968 patent/CN202619668U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105193428A (en) * | 2015-08-31 | 2015-12-30 | 南丹县人民医院 | Blood sampling device |
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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: 20121226 Termination date: 20210621 |