CN205360156U - Safety protection type syringe needle - Google Patents
Safety protection type syringe needle Download PDFInfo
- Publication number
- CN205360156U CN205360156U CN201620057165.7U CN201620057165U CN205360156U CN 205360156 U CN205360156 U CN 205360156U CN 201620057165 U CN201620057165 U CN 201620057165U CN 205360156 U CN205360156 U CN 205360156U
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- base
- entry needle
- groove
- protective cover
- security protection
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Abstract
The utility model discloses a safety protection type syringe needle relates to medical instrument technical field. This safety protection type syringe needle includes the base, fix syringe needle in the base, and the safety cover be connected with base side rotation, and wherein the inner chamber that is used for the holding syringe needle is offered to one side of safety cover, the side of base is equipped with the draw -in groove, and the lower extreme of safety cover is equipped with the buckle, and safety cover and base pass through the buckle and the neck structure and lock mutually, be equipped with the constant head tank that is used for fixing a position the syringe needle in the inner chamber, the edge of inner chamber sets firmly the card of slope at the bottom of the oriented chamber, and the syringe needle passes through the card chucking in the inner chamber. The utility model has the advantages of being simple in structure and convenient in operation, through buckle device with the locking of safety cover and base, syringe needle needle tubing card is gone into the safety cover inner chamber and is died by the card lock simultaneously, the irreversibility of syringe needle motion has been ensured to the double -locked structure, has effectively avoided medical personnel to be stabbed the injury that brings and the emergence of infection by the needle point.
Description
Technical field
This utility model relates to technical field of medical instruments, is specifically related to a kind of security protection mode entry needle.
Background technology
At present, on market, usually normal type entry needle matching used with syringe or human body artery blood sample collector, is made up of needle tubing, base and helmet.After entry needle uses, medical personnel abandon after needing used injection needle is reloaded helmet, and now namely careless slightly finger by needle pricks, can too increase medical personnel simultaneously and infect the risk of relevant disease；It addition, this helmet does not have locking structure, it is easy to slip, have certain potential safety hazard when carrying out garbage-cleaning, it is easy to personnel damage to cleaning yet.For this situation, someone devise a kind of use after the syringe that can bounce back of syringe needle, but its structure is complicated, relatively costly, is not easy to popularization and application；Also a kind of anti-tie protective cover that be connected to needle stand on is proposed, but this protective cover locking property is poor, reliability is low, it is impossible to be effectively ensured the safe handling of syringe needle.
Therefore, need a kind of simple in construction badly, easy to operate, locking property good, safe and reliable security protection mode entry needle, to solve the problems referred to above.
Utility model content
The purpose of this utility model is in that the drawbacks described above overcoming prior art to exist, it is provided that a kind of security protection mode entry needle, this entry needle have simple and compact for structure, volume is little, easy to operate, locking property good, the feature such as safe and reliable.
This utility model is achieved through the following technical solutions:
A kind of security protection mode entry needle, including base, the entry needle being fixed in base and the protective cover that is rotationally connected with base side, the side of described protective cover offers the inner chamber for housing entry needle；The side of described base is provided with draw-in groove, and the lower end of described protective cover is provided with buckle, described protective cover and base and is locked mutually by buckle notch；Being provided with the locating slot for locating injection pin in described inner chamber, the card of fixed oriented chamber, the edge slanted floor of described inner chamber, described entry needle is by described card clamping in the lumen.
As the preferred version of a kind of security protection mode entry needle, the both sides of described draw-in groove opening part are provided with ratchet, and the both sides of described buckle are provided with flank, and when described protective cover is to base turning, described ratchet and flank cooperate clamping.
As the preferred version of a kind of security protection mode entry needle, described ratchet and flank are equipped with guiding surface, are used for facilitating described buckle to snap in draw-in groove.
As the preferred version of a kind of security protection mode entry needle, described base side is positioned at the groove that is connected with of draw-in groove, and the bottom of described protective cover is provided with a rotating shaft, and described rotating shaft is arranged in described groove, is used for making described protective cover be connected with base rotation.
As the preferred version of a kind of security protection mode entry needle, the size of described groove is closed with the matching size of rotating shaft, and the opening size of described groove is less than the size of rotating shaft, and described rotating shaft snaps in described groove through the opening of described groove.
As the preferred version of a kind of security protection mode entry needle, what described base side was positioned at groove is connected with a check plate, for limiting the anglec of rotation of described protective cover.
As the preferred version of a kind of security protection mode entry needle, the top of described base is provided with cylindrical cavity, and described entry needle is by being adhesively fixed in described cylindrical cavity.
As the preferred version of a kind of security protection mode entry needle, the bottom of described base is provided with link, and the inside of described link offers Rule inner cone, for matching with Rule outer cone of syringe or hemostix；The outer wall of described link port is provided with external screw thread, for matching with the female thread of syringe or hemostix sleeve.
As the preferred version of a kind of security protection mode entry needle, described protective cover is provided with push pedal away from the side of entry needle, and described push pedal is provided with anti-skidding salient point.
As the preferred version of a kind of security protection mode entry needle, described entry needle is disposable medical article.
The beneficial effects of the utility model are:
This security protection mode entry needle is after using; can by bayonet unit by protective cover and base locking; simultaneously to snap in protective cover inner chamber locked by card for syringe needle tube; double locking structure ensure that the cephalomotor irreversibility of pin, effectively prevent medical care and the generation of injury that cleaning personnel are brought by needle pricks and infection.This utility model simple in construction, easy to operate, only need to overturn protective cover, the reliable fixing of syringe needle can be realized, it greatly improves the treatment effeciency of discarded syringe needle, be conducive to popularization and application.
Accompanying drawing explanation
Explanation embodiment of the present utility model in order to become apparent or technical scheme of the prior art, simply introduce the accompanying drawing used required in embodiment or description of the prior art is done one below, drawings discussed below is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the overall structure schematic diagram of the security protection mode entry needle that this utility model detailed description of the invention provides.
Fig. 2 is the cross-sectional view of the security protection mode entry needle that this utility model detailed description of the invention provides.
Fig. 3 is the structural representation of the base that this utility model detailed description of the invention provides.
Fig. 4 is the structural representation of the protective cover that this utility model detailed description of the invention provides.
Fig. 5 is another angled arrangement schematic diagram of the protective cover that this utility model detailed description of the invention provides.
In figure:
1, base；2, entry needle；3, protective cover；
11, draw-in groove；12, groove；13, check plate；14, cylindrical cavity；15, link；31, inner chamber；32, buckle；33, rotating shaft；34, push pedal；
111, ratchet；151, Rule inner cone；152, external screw thread；311, locating slot；312, card；321, flank；341, anti-skidding salient point.
Detailed description of the invention
Below in conjunction with drawings and Examples, this utility model is described in further detail.It is understood that specific embodiment described herein is used only for explaining this utility model, but not to restriction of the present utility model.It also should be noted that, for the ease of describing, accompanying drawing illustrate only the part relevant to this utility model but not entire infrastructure, and accompanying drawing is only for the purpose of description, and map not according to life size.
As Figure 1-Figure 5, present embodiments provide for a kind of security protection mode entry needle, including base 1, entry needle 2 and protective cover 3, wherein the top of base 1 is provided with cylindrical cavity 14, and entry needle 2 is by being adhesively fixed in cylindrical cavity 14；The side of base 1 is provided with a groove 12, and the bottom of protective cover 3 is provided with a rotating shaft 33, and rotating shaft 33 is arranged in groove 12, to realize being rotationally connected of protective cover 3 and base 1.Further, the side of base 1 is additionally provided with draw-in groove 11, and the lower end of protective cover 3 is provided with buckle 32, when syringe needle uses complete, by overturning protective cover 3, buckle 32 can be made to snap in draw-in groove 11, makes protective cover 3 lock with base 1 phase.
It addition, the side of protective cover 3 offers inner chamber 31, it is used for housing and protect entry needle 2；The bottom of inner chamber 31 is provided with locating slot 311, and entry needle 2 can play the effect of guide-localization；The card 312 of fixed oriented chamber, the edge slanted floor of inner chamber 31, entry needle 2 easily enters locating slot 311 along the inclined-plane of card 312；Herein, owing to card 312 is in overhead kick structure so that the motion of entry needle 2 is irreversible, thus being clamped in inner chamber 31.By above double locking structure, this utility model substantially increases the safe handling of entry needle, effectively prevent the injury that medical personnel and cleanup crew are brought by needle point, also improves the treatment effeciency of discarded syringe needle simultaneously.
As preferably; the both sides of this utility model draw-in groove 11 opening part are provided with ratchet 111; the both sides of buckle 32 are provided with flank 321; and ratchet 111 and flank 321 are equipped with guiding surface; so when protective cover 3 rotates to base 1; flank 321 can snap in ratchet 111 smoothly, thus buckle 32 and draw-in groove 11 being locked.Preferred further, the size of above-mentioned groove 12 should with the consistent size of rotating shaft 33 or the size being slightly less than rotating shaft 33, and the material constituting groove 12 should have certain elasticity, rotating shaft 33 so can be made to have certain frictional force when rotating in groove 12, it is ensured that the stability of its rotation；Meanwhile, the opening size of groove 12 should be less than the size of rotating shaft 33, and specifically, this opening size needs both to can guarantee that rotating shaft 33 snaps in groove 12 smoothly, is unlikely to again to make rotating shaft 33 therefrom landing.Further, the side of this utility model base 1 is additionally provided with one and has elastic check plate 13, this check plate 13 is positioned at the lower section of groove 12, and the angle including the horizontal plate being connected with base 1 and the hang plate being installed in horizontal plate one end, hang plate and horizontal plate is obtuse angle.When entry needle normal injection, due to the existence of check plate 13, it is possible to avoid protective cover 2 excessive and affect injection process to syringe needle direction rotational angle, be conducive to the operation of medical personnel.
As preferably, the bottom of base 1 is additionally provided with link 15, and the inside of link 15 offers Rule inner cone 151, for matching with Rule outer cone of syringe or arterial blood sample collector；And the outer wall of link 15 is provided with external screw thread 152, for matching with the female thread of syringe or hemostix sleeve.Additionally, be additionally provided with push pedal 34 away from the side of entry needle 2 on protective cover 3, and push pedal 34 is provided with anti-skidding salient point 341, and the setting of push pedal 34 has further facilitated the operation of medical personnel, improves its work efficiency.
Security protection mode entry needle of the present utility model is preferably disposable medical article, and its base and protective cover adopt plastic processing to make, and simplify manufacturing process, reduce production cost, are conducive to popularization and application.
Obviously, above-described embodiment of the present utility model is only used to clear this utility model example that illustrates, and is not the restriction to this utility model embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also cannot all of embodiment be given exhaustive.All any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within this utility model scope of the claims.
Claims (10)
1. a security protection mode entry needle; including base (1), the entry needle (2) being fixed in base (1) and the protective cover (3) that is rotationally connected with base (1) side; the side of described protective cover (3) offers the inner chamber (31) for housing entry needle (2); it is characterized in that; the side of described base (1) is provided with draw-in groove (11); the lower end of described protective cover (3) is provided with buckle (32), and described protective cover (3) is locked by buckle notch mutually with base (1)；Described inner chamber (31) is provided with the locating slot (311) for locating injection pin (2), the card (312) of fixed oriented chamber, the edge slanted floor of described inner chamber (31), described entry needle (2) is clamped in inner chamber (31) by described card (312).
2. security protection mode entry needle according to claim 1; it is characterized in that; the both sides of described draw-in groove (11) opening part are provided with ratchet (111); the both sides of described buckle (32) are provided with flank (321); described protective cover (3) to base (1) overturn time, described ratchet (111) and flank (321) cooperate clamping.
3. security protection mode entry needle according to claim 2, it is characterised in that described ratchet (111) and be equipped with guiding surface on flank (321), is used for facilitating described buckle (32) to snap in draw-in groove (11).
4. security protection mode entry needle according to claim 1; it is characterized in that; what described base (1) side was positioned at draw-in groove (11) is connected with a groove (12); the bottom of described protective cover (3) is provided with a rotating shaft (33); described rotating shaft (33) is arranged in described groove (12), is used for making described protective cover (3) and base (1) be rotationally connected.
5. security protection mode entry needle according to claim 4; it is characterized in that; the matching size of the size of described groove (12) and rotating shaft (33) closes; the opening size of described groove (12) is less than the size of rotating shaft (33), and described rotating shaft (33) snaps in described groove (12) through the opening of described groove (12).
6. security protection mode entry needle according to claim 4; it is characterized in that; what described base (1) side was positioned at groove (12) is connected with a check plate (13), is used for limiting the anglec of rotation of described protective cover (3).
7. security protection mode entry needle according to claim 1; it is characterized in that; the top of described base (1) is provided with cylindrical cavity (14), and described entry needle (2) is by being adhesively fixed in described cylindrical cavity (14).
8. security protection mode entry needle according to claim 7; it is characterized in that; the bottom of described base (1) is provided with link (15); the inside of described link (15) offers Rule inner cone (151), for matching with Rule outer cone of syringe or hemostix；The outer wall of described link (15) port is provided with external screw thread (152), for matching with the female thread of syringe or hemostix sleeve.
9. security protection mode entry needle according to claim 1; it is characterized in that; described protective cover (3) is provided with push pedal (34) away from the side of entry needle (2), and described push pedal (34) is provided with anti-skidding salient point (341).
10. security protection mode entry needle according to claim 1, it is characterised in that described entry needle is disposable medical article.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620057165.7U CN205360156U (en) | 2016-01-21 | 2016-01-21 | Safety protection type syringe needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620057165.7U CN205360156U (en) | 2016-01-21 | 2016-01-21 | Safety protection type syringe needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205360156U true CN205360156U (en) | 2016-07-06 |
Family
ID=56272931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620057165.7U Active CN205360156U (en) | 2016-01-21 | 2016-01-21 | Safety protection type syringe needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205360156U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543171A (en) * | 2018-05-29 | 2018-09-18 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of safe injection needle |
| CN108744156A (en) * | 2018-06-20 | 2018-11-06 | 安徽宏宇五洲医疗器械股份有限公司 | Safe injection needle |
| CN108992742A (en) * | 2018-08-29 | 2018-12-14 | 江苏康宝医疗器械有限公司 | A kind of multifunctional safe injection needle |
-
2016
- 2016-01-21 CN CN201620057165.7U patent/CN205360156U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543171A (en) * | 2018-05-29 | 2018-09-18 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of safe injection needle |
| CN108744156A (en) * | 2018-06-20 | 2018-11-06 | 安徽宏宇五洲医疗器械股份有限公司 | Safe injection needle |
| CN108992742A (en) * | 2018-08-29 | 2018-12-14 | 江苏康宝医疗器械有限公司 | A kind of multifunctional safe injection needle |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |