CN206659819U - A kind of folding sheath of safety blood taking needle - Google Patents
A kind of folding sheath of safety blood taking needle Download PDFInfo
- Publication number
- CN206659819U CN206659819U CN201621404413.7U CN201621404413U CN206659819U CN 206659819 U CN206659819 U CN 206659819U CN 201621404413 U CN201621404413 U CN 201621404413U CN 206659819 U CN206659819 U CN 206659819U
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- fixed plate
- clip
- safety
- safety clip
- blood taking
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Abstract
The utility model discloses a kind of folding sheath of safety blood taking needle, including upper retainer plate, lower retainer plate, left safety clip and right safety clip, the left and right sides at the middle part of the outside wall surface of upper retainer plate is provided with upper left fixed plate and upper right fixed plate correspondingly, and the lower surface of upper left fixed plate and the lower surface of upper right fixed plate are respectively arranged with spring card slot；The left and right sides of the bottom of the outside wall surface of lower retainer plate is provided with lower-left fixed plate and bottom right fixed plate correspondingly, and the upper surface of lower-left fixed plate and the upper surface of bottom right fixed plate are respectively arranged with lower spring neck；The upper and lower side of left safety clip is connected with the upper left fixed plate and lower-left fixed plate correspondingly；The upper and lower side of right safety clip is connected with the upper right fixed plate and bottom right fixed plate correspondingly.The folding sheath of safety blood taking needle of the present utility model, the needle tubing exposed part of blood taking needle is protected after the completion of blood collection, avoids the personnel for being likely to contact needle point from coming to harm.
Description
Technical field
This practicality is related to technical field of medical instruments, and in particular to a kind of folding sheath of safety blood taking needle.
Background technology
The security protection system of existing blood taking needle is broadly divided into receipts formula and side shield formula in needle tubing：
Even if receipts formula is taken in blood taking needle together with needle handle and needle tubing by spring or vacuum after the completion of in needle tubing
Into collecting pipe, it inserts collecting pipe in needle holder equivalent to after the completion of product use, then blood taking needle is reclaimed, and it adds
Work is more complicated, and accessory is also relatively more, and cost is higher；
Side shield formula needs to promote sheath to protect needle point manually after the completion of use, and operation is more complicated, uses
When person needs to be pushed to side shield sheath in the range of being scratched by needle point, easily accidentally injure.
Utility model content
The purpose of this utility model is the defects of overcoming prior art, there is provided a kind of folding sheath of safety blood taking needle,
The needle tubing exposed part of blood taking needle is protected after the completion of blood collection, avoid being likely to contact the personnel of needle point by
Injury.
Realizing the technical scheme of above-mentioned purpose is：A kind of folding sheath of safety blood taking needle, including it is upper retainer plate, lower solid
Ding Quan, left safety clip and right safety clip, wherein：
The left and right sides at the middle part of the outside wall surface of fixed circle is provided with upper left fixed plate correspondingly and upper right is consolidated
Fixed board, the lower surface of the upper left fixed plate and the lower surface of upper right fixed plate are respectively arranged with spring card slot；
The left and right sides of the bottom of the outside wall surface of the lower retainer plate is provided with lower-left fixed plate correspondingly and bottom right is consolidated
Fixed board, the upper surface of the lower-left fixed plate and the upper surface of bottom right fixed plate are respectively arranged with lower spring neck；
The upper and lower side of the left safety clip is connected with the upper left fixed plate and lower-left fixed plate correspondingly；
The upper and lower side of the right safety clip is connected with the upper right fixed plate and bottom right fixed plate correspondingly；
Uniform four cards valve fixing tooth on the inner peripheral surface of fixed circle, four card valves fixing tooth is positioned at same
On circumference.
A kind of folding sheath of above-mentioned safety blood taking needle, wherein, fixed circle is by two semicircular in shape structures
Upper card valve surround；
Two card valve fixing tooths are provided with the internal face of each upper card valve, each card valve fixing tooth is equal
In sector structure；
The both ends of each upper card valve are provided with latch and neck, the latch card of a upper card valve correspondingly
It is connected in the neck of another upper card valve.
A kind of folding sheath of above-mentioned safety blood taking needle, wherein, each card valve fixing tooth is 30 in angle
~35 ° of sector structure.
A kind of folding sheath of above-mentioned safety blood taking needle, wherein, the left safety clip and right safety clip are wrapped
Include upper clip and lower clamping piece, the bottom of the upper clip can be fixed on to bending the top of the lower clamping piece, the upper clip and
Bending angle between the lower clamping piece is 15~180 °；
The top of the upper clip of the left safety clip can be fixed on to bending the upper left fixed plate, the left safety clamp
Bending angle between the upper clip of piece and the upper left fixed plate is 15~180 °；
The bottom of the lower clamping piece of the left safety clip can be fixed on to bending the lower-left fixed plate, the left safety clamp
Bending angle between the lower clamping piece of piece and the lower-left fixed plate is 15~180 °；
The top of the upper clip of the right safety clip can be fixed on to bending the upper right fixed plate, the right safety clamp
Bending angle between the upper clip of piece and the upper right fixed plate is 15~180 °；
The bottom of the lower clamping piece of the right safety clip can be fixed on to bending the bottom right fixed plate, the right safety clamp
Bending angle between the lower clamping piece of piece and the bottom right fixed plate is 15~180 °.
A kind of folding sheath of above-mentioned safety blood taking needle, wherein, the bottom land and lower spring card of the upper spring card slot
The bottom land of groove is in arc-shaped structure.
The folding sheath of safety blood taking needle of the present utility model is exposed to the needle tubing of blood taking needle after the completion of blood collection
Part is protected, and avoids the personnel for being likely to contact needle point from coming to harm.
Brief description of the drawings
Fig. 1 a are the three-dimensional structure diagram of folding sheath；
Fig. 1 b are the side view of folding sheath；
Fig. 1 c are the top view of folding sheath；
Fig. 1 d are the enlarged drawing of D parts in Fig. 1 c；
Fig. 2 is the structure chart of upper card valve.
Embodiment
In order that those skilled in the art are better understood when the technical solution of the utility model, with reference to attached
Its embodiment is described in detail figure：
Fig. 1 a to Fig. 2 are referred to, embodiment of the present utility model, a kind of folding sheath of safety blood taking needle, fold shield
Covering includes retainer plate 21, lower retainer plate 22, left safety clip 23 and right safety clip 24, in the outside wall surface of upper retainer plate 21
The left and right sides in portion is provided with upper left fixed plate 211 and upper right fixed plate 212, the lower surface of upper left fixed plate 211 correspondingly
Upper spring card slot 25 is respectively arranged with the lower surface of upper right fixed plate 212；The left and right of the bottom of the outside wall surface of lower retainer plate 22
Side is provided with lower-left fixed plate 221 and bottom right fixed plate 222 correspondingly, and the upper surface and bottom right of lower-left fixed plate 221 are consolidated
The upper surface of fixed board 222 is respectively arranged with lower spring neck 26；The upper and lower side of left safety clip 23 is consolidated with upper left correspondingly
Fixed board 211 is connected with lower-left fixed plate 212；The upper and lower side of right safety clip 24 correspondingly with upper right fixed plate 221 and the right side
Bottom plate 222 is connected.Uniform four card valves fixing tooth 27, four card valve fixing tooths 27 on the inner peripheral surface of upper retainer plate 21
In on same circumference.
The bottom land of upper spring card slot 25 and the bottom land of lower spring neck 26 are in arc-shaped structure, and the half of the convex structure
Footpath is 0.5mm.
Fig. 1 d and Fig. 2 are referred to again, and upper retainer plate 21 is surrounded by the upper card valve 28 of two semicircular in shape structures；Each upper card
Two card valve fixing tooths 27 are provided with the internal face of valve 28, each card valve fixing tooth 27 is made an angle alpha as 30~35 ° of fan-shaped knots
Structure.
The both ends of each upper card valve 28 are provided with latch 281 and neck 282, the latch of a upper card valve 28 correspondingly
281 are connected in the neck 282 of card valve 28 on another, and the upper card valve 28 of two such circular configuration surrounds retainer plate 21.
Fig. 1 a and Fig. 1 b are referred to again, left safety clip 23 and right safety clip 24 include upper clip and lower clamping piece, on
The bottom of intermediate plate can be fixed on to bending the top of lower clamping piece, the bending angle β 1 between upper clip and the lower clamping piece be 15~
180°；The top of the upper clip 231 of left safety clip 23 can be fixed on to bending upper left fixed plate 211, left safety clip 23
Bending angle β 2 between upper clip 231 and upper left fixed plate 211 is 15~180 °；The lower clamping piece 232 of left safety clip 23
Bottom can be fixed on to bending lower-left fixed plate 221, between the lower clamping piece 232 and lower-left fixed plate 221 of left safety clip 23
Bending angle β 3 is 15~180 °；The top of the upper clip 241 of right safety clip 24 can be fixed on to bending upper right fixed plate
212, the bending angle β 4 between the upper clip 241 and upper right fixed plate 212 of right safety clip 24 is 15~180 °；Right safety clamp
The bottom of the lower clamping piece 242 of piece 24 can be fixed on to bending bottom right fixed plate 222, the lower clamping piece 242 of right safety clip 24 and the right side
Bending angle β 5 between bottom plate 222 is 15~180 °.
The folding sheath of safety blood taking needle of the present utility model, end needle tubing progress is emitted to silica gel using needle holder existing
Shielding of the increase to puncture needle tube portion on the basis of shielding.Folding sheath is protected to puncturing needle tubing.Only in pin after use
Put promotion folding sheath in seat, it is not necessary to hand is reached into needle point front portion, can effectively avoid coming to harm.
In summary, the folding sheath of safety blood taking needle of the present utility model, to blood taking needle after the completion of blood collection
Needle tubing exposed part protected, avoid the personnel for being likely to contact needle point from coming to harm.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
Type, and be not used as to restriction of the present utility model, as long as in spirit of the present utility model, to described above
Change, the modification of embodiment will all fall in Claims scope of the present utility model.
Claims (5)
1. a kind of folding sheath of safety blood taking needle, it is characterised in that including upper retainer plate, lower retainer plate, left safety clip
With right safety clip, wherein：
The left and right sides at the middle part of the outside wall surface of fixed circle is provided with upper left fixed plate and upper right fixed plate correspondingly,
The lower surface of the upper left fixed plate and the lower surface of upper right fixed plate are respectively arranged with spring card slot；
The left and right sides of the bottom of the outside wall surface of the lower retainer plate is provided with lower-left fixed plate and bottom right fixed plate correspondingly,
The upper surface of the lower-left fixed plate and the upper surface of bottom right fixed plate are respectively arranged with lower spring neck；
The upper and lower side of the left safety clip is connected with the upper left fixed plate and lower-left fixed plate correspondingly；
The upper and lower side of the right safety clip is connected with the upper right fixed plate and bottom right fixed plate correspondingly；
Uniform four cards valve fixing tooth on the inner peripheral surface of fixed circle, four card valves fixing tooth are located at same circumference
On.
A kind of 2. folding sheath of safety blood taking needle according to claim 1, it is characterised in that it is fixed circle by
The upper card valve of two semicircular in shape structures surrounds；
Two card valve fixing tooths are provided with the internal face of each upper card valve, each card valve fixing tooth is in fan
Shape structure；
The both ends of each upper card valve are provided with latch and neck correspondingly, and the latch of a upper card valve is connected to
In the neck of another upper card valve.
A kind of 3. folding sheath of safety blood taking needle according to claim 1 or 2, it is characterised in that each card
The sector structure that valve fixing tooth is 30~35 ° in angle.
A kind of 4. folding sheath of safety blood taking needle according to claim 1, it is characterised in that the left safety clip
Include upper clip and lower clamping piece with right safety clip, the bottom of the upper clip can be fixed on to bending the top of the lower clamping piece
End, the bending angle between the upper clip and the lower clamping piece is 15~180 °；
The top of the upper clip of the left safety clip can be fixed on to bending the upper left fixed plate, the left safety clip
Bending angle between upper clip and the upper left fixed plate is 15~180 °；
The bottom of the lower clamping piece of the left safety clip can be fixed on to bending the lower-left fixed plate, the left safety clip
Bending angle between lower clamping piece and the lower-left fixed plate is 15~180 °；
The top of the upper clip of the right safety clip can be fixed on to bending the upper right fixed plate, the right safety clip
Bending angle between upper clip and the upper right fixed plate is 15~180 °；
The bottom of the lower clamping piece of the right safety clip can be fixed on to bending the bottom right fixed plate, the right safety clip
Bending angle between lower clamping piece and the bottom right fixed plate is 15~180 °.
A kind of 5. folding sheath of safety blood taking needle according to claim 1, it is characterised in that the upper spring card slot
Bottom land and the bottom land of lower spring neck be in arc-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621404413.7U CN206659819U (en) | 2016-12-21 | 2016-12-21 | A kind of folding sheath of safety blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621404413.7U CN206659819U (en) | 2016-12-21 | 2016-12-21 | A kind of folding sheath of safety blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206659819U true CN206659819U (en) | 2017-11-24 |
Family
ID=60357736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621404413.7U Active CN206659819U (en) | 2016-12-21 | 2016-12-21 | A kind of folding sheath of safety blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206659819U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393534A (en) * | 2019-08-24 | 2019-11-01 | 贾阳升 | A kind of novel anti-aculeus blood-taking needle |
-
2016
- 2016-12-21 CN CN201621404413.7U patent/CN206659819U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110393534A (en) * | 2019-08-24 | 2019-11-01 | 贾阳升 | A kind of novel anti-aculeus blood-taking needle |
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| GR01 | Patent grant |