CN208958139U - A kind of band unloads the blood collecting pen of needle protection - Google Patents
A kind of band unloads the blood collecting pen of needle protection Download PDFInfo
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- CN208958139U CN208958139U CN201820761758.0U CN201820761758U CN208958139U CN 208958139 U CN208958139 U CN 208958139U CN 201820761758 U CN201820761758 U CN 201820761758U CN 208958139 U CN208958139 U CN 208958139U
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- blood collecting
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- 210000004369 blood Anatomy 0.000 title claims abstract description 116
- 230000000903 blocking effect Effects 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims description 14
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 241000180587 Pinnidae Species 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 10
- 238000010304 firing Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010241 blood sampling Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010052804 Drug tolerance Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000026781 habituation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Abstract
A kind of band unloads the blood collecting pen of needle protection; including pen cap, cap seat, penetrates bar and unload shank; it is fixedly installed protection bolt by shank it is characterized by: unloading, protection bolt is corresponded on cap seat and is equipped with protection channel (20), protection bolt is corresponded on the pen cap and is equipped with blocking surface；Under initial assembled state, the protection bolt seat unloaded on shank is fallen in the protection channel of cap seat, and protection bolt head is close or acts against on the blocking surface (23) of pen cap.As long as this design pen cap is mounted on cap seat; since the blocking surface on pen cap closes protection bolt along the path of protection channel forward slip; it carries out unloading needle so that unloading shank and can not move forward relative to needle stand; only protection bolt the path that travels forward is opened in protection channel after pen cap removes cap seat, unloads shank and just can be carried out and unloads needle movement.The utility model improves the reliability and operating characteristics of blood collecting pen, solves and in the prior art unloads needle protection problem.
Description
Technical field
The utility model relates to medical blood taking instrument, the in particular to a kind of and matching used blood samplings of disposable blood taking needle
Pen.The blood collecting pen could only be implemented to unload needle under conditions of laying down pen cap, avoid in the past because maloperation bring is inconvenient, mention
The reliability that high blood collecting pen uses.
Background technique
Blood collecting pen is a kind of and matching used blood-taking device of disposable blood taking needle, and wherein blood collecting pen is reusable, and
Blood taking needle is only disposable in order to avoid cross infection.The development of blood collecting pen has many decades history, wherein to blood collecting pen
Improvement also experienced many stages, blood collecting pen just gradually moves to maturity at present, but in the development course of blood collecting pen, how to mention
The convenience and reliability of high blood collecting pen operation avoid the problem that maloperation is always those skilled in the art's concern.
Chinese patent CN205083489U bulletin authorizes a Patent No. 201520742270.X, entitled " one kind
Can the painless blood collecting pen of withdrawing " utility model patent.The patent mitigates in terms of puncturing feeling of pain although improving ejection speed
It is made that beneficial improvement, and achieves good effect.But there are still obvious deficiencies in terms of the convenience of operation and reliability.
For example, the Xie Zhen mechanism of this blood collecting pen does not have protective device, no matter can lead to after installation blood taking needle using after preceding or use
It crosses and unloads shank to unload needle, once unloading needle using preceding generation maloperation, it will bring very big inconvenience.Furthermore the blood collecting pen utilizes
It unloads shank push and unloads and unload shank after needle and cannot automatically reset, need to reverse manually, make troubles to operation.For a long time, for
For the blood collecting pen of one reuse, removal pen cap installation blood taking needle and pressing transmitting are to have become habituation in use
Compulsory exercise, and needle operation is unloaded in can embody the reliability and operating characteristics of a blood collecting pen.
For this purpose, being directed to, how the above-mentioned prior art improves the reliability of blood collecting pen and operating characteristics is the utility model research
Project.
Summary of the invention
The utility model provides the blood collecting pen that a kind of band unloads needle protection, and its purpose is to improve the reliability of blood collecting pen and behaviour
Make performance, solves the problems, such as to point out in background technique.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of band unloads the blood collecting pen of needle protection, including
Pen cap, cap seat penetrate bar and unload shank.
The pen cap is the nib of blood collecting pen.
The cap seat is the component for being used to cooperate with pen cap in the pen body of blood collecting pen, and pen cap is with cap seat by being detachably fixed
Structure is attached, and cap seat center is equipped with ejection channel.
Described to penetrate the component for being used to emit in the pen body that bar is blood collecting pen, the head for penetrating bar, which is equipped with, to be used to insert disposably to adopt
The needle stand of blood needle is penetrated bar and is located in the ejection channel of cap seat.
Described to unload the component for being used to inloading part in the pen body that shank is blood collecting pen, the head for unloading shank is equipped with one section and is used to unload needle
Mandril.
Its innovation is: described to unload the protection bolt for being equipped with by shank and being used to unload needle protection, protection bolt is member structure
And with mandril be arranged in parallel, protection bolt and unload shank be integrally formed or link into an integrated entity, protect bolt or unload shank be equipped with use
To limit it from the abutment face for penetrating front end sliding position.
Correspond to the protection bolt on the cap seat and is equipped with protection channel, cap seat or the blood collecting pen shell being fixedly connected with cap seat
Correspond to the abutment face on body and is equipped with confined planes.
Correspond to the protection bolt on the pen cap and is equipped with blocking surface.
Under initial assembled state, pen cap is mounted on cap seat, is penetrated pole socket and is fallen in the ejection channel of cap seat, and shank peace is unloaded
Mounted in penetrating on bar and opposite bar of penetrating slides axially cooperation；The protection bolt seat unloaded on shank falls in the protection channel of cap seat
In, protection bolt head is close or acts against on the blocking surface of pen cap, and the confined planes on cap seat are located at the cunning in front of the abutment face
On dynamic path, the needle stand is located on the sliding path in front of the mandril.
The related content of the utility model is explained as follows:
1. the meaning of " preceding " refers to the pen tip direction of blood collecting pen in the above scheme, described " front end " and " front "
Or the firing direction of blood taking needle.The meaning of " rear " refers to the tail direction or blood taking needle shooting of blood collecting pen in " rear end "
The opposite direction in direction.
2. in the present invention, described " axial direction " refers to the axis direction of blood collecting pen and the pen tip of blood collecting pen and pen
The directions of rays of line between tail, or be front-rear direction.
3. in the above scheme, the bar of penetrating is equipped with spring groove, it is equipped in the spring groove and unloads needle reset spring, the top
Bar is located in spring groove, unloads needle reset spring and is sleeved on mandril, and the front end for unloading needle reset spring, which presses against, penetrates bar physically, after
End, which presses against, unloads shank physically.
4. in the above scheme, the blood collecting pen includes tail knob, tail knob is equipped with guide post, and guide post (27), which is resisted against, to be unloaded
The rear end of shank.
The utility model design principle and technical concept are: reliability and operating characteristics in order to improve blood collecting pen, solve
That points out in background technique unloads needle protection problem, the utility model unload devised by shank one with unload shank integrally connected
Bolt is protected, the corresponding protection bolt is equipped with protection channel on cap seat, and then corresponding protection bolt is equipped with a blocking surface on pen cap.
Under initial assembled state, the protection bolt seat unloaded on shank is fallen in the protection channel of cap seat, and protection bolt head is close or abuts against
On the blocking surface of pen cap.As long as this design pen cap is mounted on cap seat, since the blocking surface on pen cap closes protection bolt
Along the path of protection channel forward slip, carries out unloading needle so that unloading shank and can not move forward relative to needle stand, only work as pen cap
Protection bolt the path that travels forward is opened in protection channel after removing cap seat, unloads shank and just can be carried out and unloads needle movement.
Due to the utilization of above scheme, the utility model has the following advantages that compared with prior art and effect:
1. the utility model specially devises a kind of protection structure for Xie Zhen mechanism, blood collecting pen is in the case where installing pen cap state
It can not carry out unloading needle operation, only just can be carried out in the state of laying down pen cap and unload needle, avoid in the past because of maloperation bring
Inconvenience improves reliability and operating characteristics that blood collecting pen uses, solves the problems, such as that prior art shortage unloads needle protection.
2. the utility model unloads needle reset spring for unloading shank and be specially equipped with, unloads and unload shank after needle and can use that unload needle multiple
Position spring automatically resets, and solves the problem of prior art needs are reversed, made troubles to operation manually.
3. the utility model fully takes into account the use habit of user, removal pen cap installs blood taking needle and pressing transmitting
Outside equal compulsory exercises, operational motion is reduced to the greatest extent to improve the reliability and operating characteristics of blood collecting pen.
4. the utility model is suitable for various types of blood collecting pens, reasonable in design, it is skillfully constructed, has outstanding
Substantive distinguishing features and significant progress play positive effect to the improvement and development of blood collecting pen.
Detailed description of the invention
Attached drawing 1 is the utility model blood collecting pen embodiment stereogram exploded view；
Attached drawing 2 is the utility model blood collecting pen embodiment cap seat perspective view；
Attached drawing 3 is the utility model blood collecting pen embodiment cap seat three-dimensional cutaway view；
Attached drawing 4 is another view stereo figure of the utility model blood collecting pen embodiment cap seat；
Attached drawing 5 is the utility model blood collecting pen embodiment needle cap perspective view；
Attached drawing 6 is that the utility model blood collecting pen embodiment examines bolt perspective view；
Attached drawing 7 is that the utility model blood collecting pen embodiment examines another view stereo figure of bolt；
Attached drawing 8 is that the utility model blood collecting pen embodiment penetrates bar perspective view；
Attached drawing 9 is that the utility model blood collecting pen embodiment penetrates another view stereo figure of bar；
Attached drawing 10 is that the utility model blood collecting pen embodiment penetrates bar and examines bolt combination stereogram；
Attached drawing 11 is that the utility model blood collecting pen embodiment unloads shank perspective view；
Attached drawing 12 is the utility model blood collecting pen embodiment firing button perspective view；
Attached drawing 13 is another view stereo figure of the utility model blood collecting pen embodiment firing button；
Attached drawing 14 is the utility model blood collecting pen embodiment inner sleeve perspective view；
Attached drawing 15 is the utility model blood collecting pen embodiment tail knob perspective view；
Attached drawing 16 is the initial assembly state diagram of the utility model blood collecting pen embodiment；
Attached drawing 17 is that the utility model blood collecting pen embodiment is packed into blood taking needle state diagram；
Attached drawing 18 is that the utility model blood collecting pen embodiment contact pin loads state diagram；
Attached drawing 19 is that the utility model blood collecting pen embodiment presses emission state figure；
Attached drawing 20 is that the utility model blood collecting pen embodiment unloads needle guard mode figure；
Attached drawing 21 is that the utility model blood collecting pen embodiment unloads needle state diagram；
Attached drawing 22 is that the utility model blood collecting pen embodiment unloads shank and tail handle return state diagram.
In the figures above: 1. pen caps；2. cap seat；3. penetrating bar；4. unloading needle reset spring；5. examining bolt；6. unloading shank；7. hair
Penetrate button；8. shell；9. adjusting inner sleeve；10. emitting spring；11. adjusting ring；12. penetrating bar reset spring；13. handle return
Spring；14. inner sleeve；15. tail is shaken hands；16. blood taking needle；17. needle stand；18. buckle；19. grab；20. protecting channel；21. convex
Block；22.L shape slot；23. blocking surface；24. spring groove；25. protecting bolt；26. mandril；27. guide post；28. confined planes；29. against
Face.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and embodiments:
Embodiment: a kind of band unloads the blood collecting pen of needle protection
As shown in figures 1-15, which is a kind of blood collecting pen that paracentesis depth postposition is adjusted, and by pen cap 1, cap seat 2, is penetrated
Bar 3 unloads needle reset spring 4, examines bolt 5, unload shank 6, firing button 7, shell 8, adjust inner sleeve 9, transmitting spring 10, adjust
Circle 11 penetrates bar reset spring 12, handle return springs 13, inner sleeve 14,15 composition (see figure 1) of tail knob.
The pen cap 1 is the nut cap (see figure 5) on blood collecting pen head, and 1 front end of pen cap, which is equipped with, to be used to contact human blood collection position
Blood sample-taking end face.The cap seat 2 is the pedestal (see Fig. 2, Fig. 3 and Fig. 4) that blood collecting pen front is used to connect cooperation with pen cap 1, pen
Cap 1 is attached with cap seat 2 by being detachably fixed structure, and 2 center of cap seat is equipped with ejection channel.It is described to be detachably fixed structure
It is specially inserted into torsion structure, i.e., is equipped with L-shaped groove 22(on pen cap 1 and sees Fig. 5), be equipped with convex block 21(in cap seat 2 and see Fig. 2), when
When pen cap 1 and the insertion of cap seat 2 are reversed, convex block 21 and L-shaped groove 22 cooperatively form locking structure.It is described to penetrate the hair that bar 3 is blood collecting pen
Component (see Fig. 8-10) is penetrated, the head for penetrating bar 3 is equipped with the needle stand 17 for being used to insert disposable blood taking needle 16, penetrates bar 3 and is located at cap seat 2
Ejection channel in.The inspection bolt 5 is to be used to confirm whether blood taking needle fills the structure of needle in place (see Fig. 6 and figure in blood collecting pen
7), bolt 5 is examined to be slidably connected with bar 3 is penetrated.The shank 6 that unloads is the component (see Figure 11) that blood collecting pen is used to inloading part, unloads shank 6
Head is equipped with one section of mandril 26 for being used to unload needle.Shell 8 is fixedly connected with cap seat 2.Firing button 7 is mounted on shell 8, transmitting
Button 7 is directly provided with buckle 18(Figure 13), buckle 18 penetrates bar 3 for locking of loading.Transmitting spring 10, which acts on, penetrates bar 3 as adopting
The dynamical element that the shooting of blood pen punctures.Penetrate bar reset spring 12 act on penetrate bar 3 be used to force penetrate bar 3 shooting puncture after carry out
It automatically resets.Inner sleeve 14 and tail knob 15 is fixedly attached, and loads and unload needle (push unload shank 6 to unload needle) for penetrating bar 3.It draws
Hand reset spring 13 acts on tail knob 15 and is used to reset.It adjusts inner sleeve 9 and adjusting ring 11 and penetrates bar 3 and cooperatively form puncture deeply
It spends postposition adjustment structure (see Chinese patent CN107854129A).
The innovation of the utility model is that in blood collecting pen, specially needle protection structure is unloaded in design, this unloads needle protection structure and exists
It can not carry out unloading needle operation under installation pen cap state, only just can be carried out in the state of laying down pen cap and unload needle, avoid previous
Because maloperation bring is inconvenient.The particular content for unloading needle protection structure is as follows:
Figure 11 is seen equipped with the protection bolt 25(for being used to unload needle protection by shank 6 in described unload), protection bolt 25 is rod piece
Structure is simultaneously arranged in parallel with mandril 26, and protection bolt 25 is integrally formed (or linking into an integrated entity) with shank 6 is unloaded, and protects bolt 25 or unloads
Shank 6 is equipped with to limit it from the abutment face 29(for penetrating front end sliding position and see Figure 11).
Correspond to the protection bolt 25 on the cap seat 2 and be equipped with protection channel 20(and see Fig. 2-4), corresponding to institute on cap seat 2
It states abutment face 29 and sees Fig. 4 equipped with confined planes 28().Correspond to the protection bolt 25 on the pen cap 1 and sees figure equipped with blocking surface 23(
5).
(see Figure 16) under initial assembled state, pen cap 1 is mounted on cap seat 2, penetrate bar 3 be located in cap seat 2 ejection it is logical
In road, unloads shank 6 and be mounted on and penetrate on bar 3 and opposite bar 3 of penetrating slides axially cooperation.25, the protection bolt unloaded on shank 6
It falls in the protection channel 20 of cap seat 2, protection 25 head of bolt is close or acts against on the blocking surface 23 of pen cap 1, the limit on cap seat 2
Plane 28 is located on the sliding path in 29 front of abutment face, and the needle stand 17 is located at the sliding path in 26 front of mandril
On.
The bar 3 of penetrating is equipped with spring groove 24, is equipped in the spring groove 24 and unloads needle reset spring 4, the mandril 26 is located at
In spring groove 24, to unload needle reset spring 4 and be sleeved on mandril 26, the front end for unloading needle reset spring 4, which presses against, penetrates bar 3 physically,
Rear end, which presses against, unloads shank 6 physically.The tail knob 15 is equipped with guide post 27, and guide post 27 is resisted against the rear end for unloading shank 6.
For the relative position being best understood from the utility model between each components and relationship, below with reference to using shape
The utility model blood collecting pen is described in state:
1. initial assembled state
Attached drawing 16 indicates the initial assembly state diagram of the utility model blood collecting pen embodiment.Each zero under initial assembled state
Relative position and relationship between part can be as seen from Figure 16.For example, buckle 18 on firing button 7 and examining on bolt 5
Grab 19 is in de- hook state, and expression penetrates bar 3 and is in unlocked state.It unloads shank 6 and is mounted on to penetrate on bar 3 and penetrate bar 3 relatively and exist
Axial sliding fit.The protection bolt 25 unloaded on shank 6 is located in the protection channel 20 of cap seat 2, and protection 25 head of bolt connects
On blocking surface 23 that is close or acting against pen cap 1.Guide post 27 on tail knob 15 is resisted against the rear end for unloading shank 6.In this case,
Since the blocking surface 23 on pen cap 1 closes protection bolt 25 along the path of protection 20 forward slip of channel, so that it is opposite to unload shank 6
It can not be moved forward in needle stand 17 and carry out unloading needle.
2. filling needle-shaped state
Attached drawing 17 indicates that the utility model blood collecting pen embodiment is packed into blood taking needle state diagram.In the case where filling needle-shaped state, each zero
Relative position and relationship between part can be as seen from Figure 17.Blood taking needle 16 is filled into the needle stand 17 on incident bar 3.
The state 3. contact pin loads
Attached drawing 18 indicates that the utility model blood collecting pen embodiment contact pin loads state diagram.In this case, each components it
Between relative position and relationship can be as seen from Figure 18.Blood taking needle 16 is continued into, the grab 19 at 5 top of bolt is examined to cross hair
18 locking of 7 bottom bevel of button and bottom buckle is penetrated, is successfully loaded.
4. pressing emission state
Attached drawing 19 indicates that the utility model blood collecting pen embodiment presses emission state figure.In this case, each components it
Between relative position and relationship can be as seen from Figure 19.Pressing firing button 7 forces buckle 18 to break off relations with grab 19 and unlocks,
Under the action of emitting spring 10, penetrates bar 3 and the shooting of blood taking needle 16 is driven to puncture, complete blood sampling.Pay attention to especially adopting in this state
Before blood, since the blocking surface 23 on pen cap 1 closes protection bolt 25 along the path of protection 20 forward slip of channel, all to unload needle
Bar 6 can not be moved forward relative to needle stand 17 to carry out unloading needle.It can not carry out unloading needle operation under 1 installation condition of pen cap.
5. unloading needle guard mode
Attached drawing 20 indicates that the utility model blood collecting pen embodiment unloads needle guard mode figure.In this case, each components it
Between relative position and relationship can be as seen from Figure 20.After the above pressing emission state, the reset of bar 3 is penetrated, in this case, by
Protection bolt 25 is closed along the path of protection 20 forward slip of channel in the blocking surface 23 on pen cap 1, all to unload shank 6 relatively
It can not be moved forward in needle stand 17 and carry out unloading needle.It can not carry out unloading needle operation under 1 installation condition of pen cap.
6. unloading needle-shaped state
Attached drawing 21 indicates that the utility model blood collecting pen embodiment unloads needle state diagram.In this case, between each components
Relative position and relationship can be as seen from Figure 21.When pen cap 1 remove cap seat 2 after, protection bolt 25 protection channel 20 in forward
The path of movement is opened, and unloads shank 6 and just can be carried out and unloads needle movement.It pushes tail knob 15 forward at this time, is pushed by guide post 27
It unloads shank 6 to be moved to the left, until the abutment face 29 unloaded on shank 6 is contacted with the confined planes 28 on cap seat 2, unloads shank 6 and stop moving
Dynamic, blood taking needle 16 is not clamped by needle stand 17, and free dropping.
7. unloading shank and tail handle return state
Attached drawing 22 indicates that the utility model blood collecting pen embodiment unloads shank and tail handle return state diagram.In this case,
Relative position and relationship between each components can be as seen from Figure 22.Shank 6 is unloaded in the case where unloading needle action of reset spring to the right
Movement automatically resets, and tail 15 handle return springs 13 effect of shaking hands is lower and drive to penetrate bar 3 and move right and automatically reset, and is restored to just
Beginning state (difference with initial assembled state is unloaded in addition to pen cap 1).
For above-described embodiment, the issuable variation of the utility model is described as follows:
1. in above embodiments, the insertion torsion structure between pen cap 1 and cap seat 2 is specifically: pen cap 1 is equipped with L-shaped groove 22,
Cap seat 2 is equipped with convex block 21.The utility model is not limited to this, L-shaped groove 22 can also be designed on cap seat 2, and by convex block
21 designs are in pen cap 1.This be skilled addressee readily understands that.
2. in above embodiments, being detachably fixed structure between pen cap 1 and cap seat 2 as insertion torsion structure.This is practical
It is novel not limited to this, it is also possible to screw connection structure or insertion clamping engagement structure.This is that those skilled in the art hold
It is intelligible.
Fig. 4 is seen 3. corresponding to the abutment face 29 in above embodiments, on cap seat 2 and being equipped with confined planes 28().But this is practical
It is novel not limited to this, confined planes 28 can also be designed on the blood collecting pen shell being fixedly connected with cap seat 2.
4. in above embodiments, illustrate by taking the blood collecting pen that paracentesis depth postposition is adjusted as an example the principles of the present invention,
Structure and effect.The utility model is not limited to this, is readily applicable to the blood collecting pen that preposition head impact is adjusted, even wears
Pierce the nonadjustable blood collecting pen of depth, this be skilled artisans appreciate that.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover in the protection scope of the utility model
Within.
Claims (6)
1. a kind of band unloads the blood collecting pen of needle protection, including pen cap (1), cap seat (2), penetrates bar (3) and unload shank (6)；
The pen cap (1) is the nib of blood collecting pen；
The cap seat (2) is the component for being used to cooperate with pen cap (1) in the pen body of blood collecting pen, and pen cap (1) and cap seat (2) pass through can
Disassembly fixed structure is attached, and cap seat (2) center is equipped with ejection channel；
Described to penetrate the component for being used to emit in the pen body that bar (3) are blood collecting pen, the head for penetrating bar (3), which is equipped with, to be used to insert disposably
The needle stand (17) of blood taking needle (16) is penetrated bar (3) and is located in the ejection channel of cap seat (2)；
Described to unload the component for being used to inloading part in the pen body that shank (6) are blood collecting pen, the head for unloading shank (6) is equipped with one section and is used to unload
The mandril (26) of needle；
It is characterized by: described unload the protection bolt (25) for being equipped with by shank (6) and being used to unload needle protection, protection bolt (25) is bar
Part structure is simultaneously arranged in parallel with mandril (26), and protection bolt (25) is integrally formed or links into an integrated entity with shank (6) are unloaded, and protects bolt
(25) or shank (6) are unloaded equipped with oneself penetrates abutment face (29) of front end sliding position for limiting its；
Correspond to the protection bolt (25) on the cap seat (2) and is equipped with protection channel (20), cap seat (2) or fixed with cap seat (2)
Correspond to the abutment face (29) on the blood collecting pen shell of connection and is equipped with confined planes (28)；
Correspond to the protection bolt (25) on the pen cap (1) and is equipped with blocking surface (23)；
Under initial assembled state, pen cap (1) is mounted on cap seat (2), is penetrated bar (3) and is located in the ejection channel of cap seat (2),
It unloads shank (6) and is mounted on and penetrate on bar (3) and opposite bar (3) of penetrating slides axially cooperation；The protection bolt unloaded on shank (6)
(25) it is located in the protection channel (20) of cap seat (2), protection bolt (25) head is close or acts against the blocking surface of pen cap (1)
(23) on, the confined planes (28) on cap seat (2) are located on the sliding path in front of the abutment face (29), needle stand (17) position
On sliding path in front of the mandril (26).
2. blood collecting pen according to claim 1, it is characterised in that: described penetrate bar (3) are equipped with spring groove (24), the spring groove
(24) it is equipped with and unloads needle reset spring (4) in, the mandril (26) is located in spring groove (24), unloads needle reset spring (4) and is sleeved on
On mandril (26), the front end for unloading needle reset spring (4), which presses against, penetrates bar (3) physically, and rear end, which presses against, unloads shank (6) entity
On.
3. blood collecting pen according to claim 2, it is characterised in that: the blood collecting pen includes tail knob (15), and tail is shaken hands on (15)
Equipped with guide post (27), guide post (27) is resisted against the rear end for unloading shank (6).
4. blood collecting pen according to claim 1, it is characterised in that: the structure that is detachably fixed exists for insertion torsion structure
In pen cap (1) and cap seat (2) the two, one is equipped with L-shaped groove (22), and another one is equipped with convex block (21), when pen cap (1) and cap
When seat (2) insertion torsion, convex block (21) and L-shaped groove (22) cooperatively form locking structure.
5. blood collecting pen according to claim 1, it is characterised in that: the structure that is detachably fixed is screw connection structure.
6. blood collecting pen according to claim 1, it is characterised in that: the structure that is detachably fixed is insertion clamping engagement structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820761758.0U CN208958139U (en) | 2018-05-22 | 2018-05-22 | A kind of band unloads the blood collecting pen of needle protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820761758.0U CN208958139U (en) | 2018-05-22 | 2018-05-22 | A kind of band unloads the blood collecting pen of needle protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208958139U true CN208958139U (en) | 2019-06-11 |
Family
ID=66747207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820761758.0U Withdrawn - After Issue CN208958139U (en) | 2018-05-22 | 2018-05-22 | A kind of band unloads the blood collecting pen of needle protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208958139U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514422A (en) * | 2018-05-22 | 2018-09-11 | 苏州施莱医疗器械有限公司 | A kind of band unloads the blood collecting pen of needle protection |
| CN111214245A (en) * | 2019-09-18 | 2020-06-02 | 天津华鸿科技股份有限公司 | Blood sampling pen |
-
2018
- 2018-05-22 CN CN201820761758.0U patent/CN208958139U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108514422A (en) * | 2018-05-22 | 2018-09-11 | 苏州施莱医疗器械有限公司 | A kind of band unloads the blood collecting pen of needle protection |
| CN108514422B (en) * | 2018-05-22 | 2023-11-14 | 苏州施莱医疗器械有限公司 | Blood sampling pen with needle unloading protection |
| CN111214245A (en) * | 2019-09-18 | 2020-06-02 | 天津华鸿科技股份有限公司 | Blood sampling pen |
| CN111214245B (en) * | 2019-09-18 | 2022-09-06 | 天津华鸿科技股份有限公司 | Blood sampling pen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190611 Effective date of abandoning: 20231114 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190611 Effective date of abandoning: 20231114 |