CN204636384U - A kind of bullet unloads formula blood collecting pen structure - Google Patents
A kind of bullet unloads formula blood collecting pen structure Download PDFInfo
- Publication number
- CN204636384U CN204636384U CN201520325351.XU CN201520325351U CN204636384U CN 204636384 U CN204636384 U CN 204636384U CN 201520325351 U CN201520325351 U CN 201520325351U CN 204636384 U CN204636384 U CN 204636384U
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- China
- Prior art keywords
- collecting pen
- blood collecting
- blood
- percussion
- taking needle
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- 210000004369 blood Anatomy 0.000 title claims abstract description 137
- 239000008280 blood Substances 0.000 title claims abstract description 137
- 238000009527 percussion Methods 0.000 claims abstract description 75
- 150000001875 compounds Chemical class 0.000 claims description 14
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010304 firing Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000010241 blood sampling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 208000014951 hematologic disease Diseases 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000005314 correlation function Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000005259 peripheral blood Anatomy 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a kind of bullet and unload formula blood collecting pen structure, comprise one end can install the blood collecting pen housing of blood taking needle and be arranged at the device that loads, the percussion lock in blood collecting pen housing and unload needle device, percussion lock comprises and is arranged in blood collecting pen housing the percussion can clashing into blood taking needle tail end or be combined with blood taking needle tail end and hammers into shape and connect the hammer spring of pulling the trigger and hammering into shape.This bullet unloads the blood taking needle housing that inside is provided with blood taking needle by formula blood collecting pen structure and is arranged on blood collecting pen housing tip, by by the restoring force of hammer spring compressed, percussion hammer sent out by bullet, in blood taking needle installation process, only need blood taking needle namely a step can complete installation blood taking needle along slide, blood collecting pen automatic firing loads and appliance for releasing single unloads and loads, can to send out and a key bullet unloads by a thump in use, be easy to carry about with one, without the need to human contact's blood taking needle during unloading, security performance is high, easy to use, and this utility model is used for medical instruments field.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to a kind of bullet and unloads formula blood collecting pen structure.
Background technology
On current market, the portable peripheral blood blood collecting pen of main flow is mainly as the discharger of blood taking needle, reusable, and blood taking needle is single use.Because blood collecting pen nib can be infected with the blood of patient in blood collection procedure, cause the propagation of hematologic disease, therefore be only confined to special messenger and be used alone.The advantage of this type of blood collecting pen adopts big spring, and elastic force is large, puncture dynamics foot, and paracentesis depth is adjustable, reusable, and single blood sampling cost is low.But it needs spinning nib, launch before blood taking needle is installed, win blood taking needle protective cap, pull tail cap to activate to launch spring, launch after revolve de-nib, launch after give up the complex operations flow processs such as blood taking needle, again spinning nib; especially installing, giving up in blood taking needle process because syringe needle exposure can accidentally injure operator; poor safety performance, complex operation.
Market also has a kind of single use safety blood taking device, and it can carry out blood sampling puncture procedure to patient after winning protection rod or protective cap, avoids the propagation of hematologic disease.Portioned product has vertical puncturing device, but this device adopts little spring, and elastic force is general, and the dynamics that punctures when patient skin is thicker is inadequate, and patient's pain is more obvious.Vertical puncturing device mostly is wing or cross Guide Rail Design, only has one-level, there will be shake in motion, and cannot ensure that needle point is plumbness when puncturing and extracting skin, single blood sampling cost is high.And this type of blood collecting pen carry out after being used to complete blood taking needle change time, need operator to contact blood taking needle, there is potential safety hazard.
Utility model content
For solving the problem, this utility model provides a kind of simple to operate and needle exchange is safer bullet unloads formula blood collecting pen structure.
This utility model solves the technical scheme that its technical problem adopts:
A kind of bullet unloads formula blood collecting pen structure, comprise one end can install the blood collecting pen housing of blood taking needle and be arranged at the device that loads, the percussion lock in blood collecting pen housing and unload needle device, percussion lock comprises and is arranged in blood collecting pen housing the percussion can clashing into blood taking needle tail end or be combined with blood taking needle tail end and hammers into shape and connect the hammer spring of pulling the trigger and hammering into shape.
Be further used as the improvement of technical solutions of the utility model, blood collecting pen housing both sides are provided with chute, the device that loads comprises the percussion hammer shank that is positioned at percussion hammer both sides and can along the slide bar that loads of slide, and the both sides of percussion hammer are provided with the percussion hammer hook lock baffle plate that can be inserted in and realize inside percussion hammer shank loading.
Be further used as the improvement of technical solutions of the utility model, be positioned at inside percussion hammer shank and be provided with the release plectrum can stirring the release of percussion hammer, blood collecting pen housing is provided with release-push, discharges triggering signal between release-push and release plectrum by Extendible flake transmission.
Be further used as the improvement of technical solutions of the utility model, the top of blood collecting pen housing is provided with lock hole, and blood taking needle is embedded in lock hole by the locking projections arranged at blood taking needle housing tail end and is fixed.
Be further used as the improvement of technical solutions of the utility model, unload needle device comprise be arranged at blood collecting pen housing afterbody unload needle spring container cavity, being provided with tail end in blood collecting pen housing leans at the compound slide bar unloading needle spring container cavity top, the top of compound slide bar extends the tail end of blood taking needle housing, unload in needle spring container cavity be provided with lean to unload bottom needle spring container cavity and bottom compound slide bar between unload needle spring.
Be further used as the improvement of technical solutions of the utility model, unload needle device be also included in blood collecting pen housing central section both sides arrange unload pin plectrum, the middle part of unloading pin plectrum is hinged on blood collecting pen housing, the upper end of unloading pin plectrum is positioned at blood collecting pen housing and props up locking projections, the lower end of unloading pin plectrum be stretch out blood collecting pen housing unload pin button.
Be further used as the improvement of technical solutions of the utility model, be provided with percussion cabin in blood collecting pen housing, the top of blood collecting pen housing is provided with out hammer mouth, and the top in percussion cabin extends out hammer mouth.
Be further used as the improvement of technical solutions of the utility model, the top of percussion hammer is provided with the tup that can be connected with blood taking needle tail end when clashing into.
Be further used as the improvement of technical solutions of the utility model, percussion cabin is provided with the limited post that can block percussion hammer hook lock baffle plate.
The beneficial effects of the utility model: this bullet unloads the blood taking needle housing that inside is provided with blood taking needle by formula blood collecting pen structure and is arranged on blood collecting pen housing tip, by by the restoring force of hammer spring compressed, percussion hammer sent out by bullet, in blood taking needle installation process, only need blood taking needle namely a step can complete installation blood taking needle along slide, blood collecting pen automatic firing loads and appliance for releasing single unloads and loads, can to send out and a key bullet unloads by a thump in use, be easy to carry about with one, without the need to human contact's blood taking needle during unloading, security performance is high, easy to use.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is this utility model embodiment overall structure schematic diagram;
Fig. 2 is view of loading in the use procedure of this utility model overall structure;
Fig. 3 is cock schematic diagram in the use procedure of this utility model overall structure;
Fig. 4 is the apparatus structure schematic diagram that loads in this utility model embodiment.
Detailed description of the invention
With reference to Fig. 1 ~ Fig. 4, this utility model is that a kind of bullet unloads formula blood collecting pen structure, comprise one end the blood collecting pen housing 1 of blood taking needle can be installed and be arranged at the device that loads, the percussion lock in blood collecting pen housing 1 and unload needle device, percussion lock comprise be arranged in blood collecting pen housing 1 percussion can clashing into blood taking needle tail end or is combined with blood taking needle tail end hammer into shape 2 with connect the hammer spring 21 of pulling the trigger hammer 2.
This bullet unloads the blood taking needle housing that inside is provided with blood taking needle by formula blood collecting pen structure and is arranged on blood collecting pen housing 1 top, by by the restoring force of hammer spring 21 compressed, percussion hammer 2 sent out by bullet, in blood taking needle installation process, only needs blood taking needle namely a step can complete installation blood taking needle along slide, blood collecting pen automatic firing loads and appliance for releasing single unloads and loads, can to send out and a key bullet unloads by a thump in use, be easy to carry about with one, without the need to human contact's blood taking needle during unloading, security performance is high, easy to use.As this utility model preferred embodiment, blood collecting pen housing 1 both sides are provided with chute, the device that loads comprises the percussion hammer shank 3 that is positioned at percussion hammer 2 both sides and can along the slide bar 31 that loads of slide, and the both sides of percussion hammer 2 are provided with the percussion hammer hook lock baffle plate 22 that can be inserted in and realize inside percussion hammer shank 3 loading.
As this utility model preferred embodiment, percussion hammer shank 3 and the slide bar 31 that loads are connected by the connecting rod of bottom, and form compound slide bar, such complete operation is more smooth, percussion hammer shank 3 and the slide bar 31 that loads also can individually be arranged, and separately complete correlation function.As this utility model preferred embodiment, be positioned at the release plectrum 4 being provided with inside percussion hammer shank 3 and can stirring percussion hammer 2 and discharge, blood collecting pen housing 1 is provided with release-push, discharges triggering signal between release-push and release plectrum 4 by Extendible flake transmission.
As this utility model preferred embodiment, the top of blood collecting pen housing 1 is provided with lock hole, and blood taking needle is embedded in lock hole by the locking projections arranged at blood taking needle housing tail end and is fixed.
As this utility model preferred embodiment, unload needle device comprise be arranged at blood collecting pen housing 1 afterbody unload needle spring container cavity 41, being provided with tail end in blood collecting pen housing 1 leans at the compound slide bar unloading needle spring container cavity 41 top, the top of compound slide bar extends the tail end of blood taking needle housing, unload in needle spring container cavity 41 be provided with lean to unload bottom needle spring container cavity 41 and bottom compound slide bar between unload needle spring 42.
As this utility model preferred embodiment, that unloads that needle device is also included in that both sides in the middle part of blood collecting pen housing 1 arrange unloads pin plectrum 43, the middle part of unloading pin plectrum 43 is hinged on blood collecting pen housing 1, the upper end of unloading pin plectrum 43 is positioned at blood collecting pen housing 1 and props up locking projections, the lower end of unloading pin plectrum 43 be stretch out blood collecting pen housing 1 unload pin button.
As this utility model preferred embodiment, be provided with percussion cabin 23 in blood collecting pen housing 1, the top of blood collecting pen housing 1 is provided with out hammer mouth, and the top in percussion cabin 23 extends out hammer mouth.
As this utility model preferred embodiment, the top of pulling the trigger hammer 2 is provided with the tup 24 that can be connected with blood taking needle tail end when clashing into.
As this utility model preferred embodiment, the limited post 25 being provided with outside cabin 23 and blocking percussion hammer hook lock baffle plate 22 is pulled the trigger.
By the slide bar 31 that loads toward drop-down both sides along slide, percussion hammer shank 3 can be driven to hook the percussion hammer hook lock baffle plate 22 of percussion hammer 2 both sides, thus by pulling slide bar 31 slide downward of loading, percussion hammer 2 compression hammer spring 21 downwards can be driven, embed in lock hole to locking projections, after locking projections snaps in lock hole, blood taking needle is installed, percussion is loaded and bullet unloads and loaded.
Install at blood taking needle, percussion is loaded and after bullet unloads and loaded, blood collecting pen is in treats cock.Locking projections embeds lock hole, and needle spring 42 is unloaded in bottom of device of loading compression, unloads the distortion of needle spring 42 forced compression and is in and unloads in needle spring container cavity 41, unloads needle spring 42 and is in and treats cock.Percussion hammer shank 3 is hammered hook lock baffle plate 22 into shape with percussion and is coordinated, and hook percussion hammer hook lock baffle plate 22 by percussion hammer 2 tractive backward, the distortion of hammer spring 21 forced compression is in hammer spring retainer, and hammer spring 21 is in treats cock.
Pressing release button, release plectrum 4 stretches into partial compression in blood collecting pen housing 1, make Extendible flake to both sides flexural deformation, promote release paddle 4 to move laterally, promote percussion hammer shank 3 to be shifted laterally simultaneously, hammer hook lock baffle plate 22 to percussion hammer shank 3 into shape with percussion to be separated, resistance suffered by hammer spring 21 disappears, hammer spring 21 elastic force discharges, promote percussion hammer 2 to pull the trigger, percussion hammer 2 slides along percussion hammer sliding tray and outstanding be positioned at blood collecting pen housing 1 top and go out to hammer mouth into shape, percussion hammer positor and needle stand reset to press from both sides and combine, percussion hammer 2 enters the percussion hole of blood taking needle, promotion needle bar fixed bar is from easy knick point or deviate from along needle bar fixed bar motion guide rail forward slip from resetting block, needle bar fixed bar is introduced into column localizer and tentatively revises needle stand movement locus, enter taper localizer again, secondary fine setting revises needle stand movement locus to plumbness, enter plane positioning device again guarantee needle stand movement locus thus make needle point and needle outlet be in plumbness, needle point is given prominence to needle outlet and is completed percussion.
After percussion completes, press two side dumping pin buttons to promote to unload shank along unloading shank rotation, pin paddle 43 outwards movement is unloaded in drive, promote locking projections to leave from lock hole, the elastic force unloading needle spring 42 is made to be greater than only residual resistance, unload the elastic force release of needle spring 42, promote compound slide bar to travel forward, thus promote to load push rod forward slip, drive adjutage, compound lock forward slip, when compound slide bar front portion slides into chute starting point, drive adjutage on blood taking needle, compound lock, the parts such as push rod that load all depart from blood collecting pen, blood taking needle is separated with blood collecting pen, percussion hammer shank 3 hammers with percussion the resistance that hook lock device breaks through hook lock baffle plate into shape, be placed in the front of percussion hammer hook lock baffle plate 22.Blood collecting pen replys original state.
Certainly, this utility model is created and is not limited to above-mentioned embodiment, those of ordinary skill in the art also can make equivalent variations or replacement under the prerequisite without prejudice to this utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (9)
1. a bullet unloads formula blood collecting pen structure, it is characterized in that: comprise one end and can install blood collecting pen housing (1) and the device that loads, the percussion lock that are arranged in described blood collecting pen housing (1) of blood taking needle and unload needle device, described percussion lock comprises and is arranged in blood collecting pen housing (1) percussion can clashing into blood taking needle tail end or be combined with blood taking needle tail end and hammers (2) into shape and connect the hammer spring (21) of pulling the trigger and hammering (2) into shape.
2. bullet according to claim 1 unloads formula blood collecting pen structure, it is characterized in that: described blood collecting pen housing (1) both sides are provided with chute, the described device that loads comprises percussion hammer shank (3) that is positioned at percussion hammer (2) both sides and can along the slide bar that loads (31) of slide, and the both sides of described percussion hammer (2) are provided with can be inserted in the percussion that percussion hammer shank (3) inner side realizes loading and hammer hook lock baffle plate (22) into shape.
3. bullet according to claim 2 unloads formula blood collecting pen structure, it is characterized in that: be positioned at described percussion hammer shank (3) inner side and be provided with the release plectrum (4) can stirred percussion hammer (2) and discharge, described blood collecting pen housing (1) is provided with release-push, discharges triggering signal between described release-push and release plectrum (4) by Extendible flake transmission.
4. unload formula blood collecting pen structure according to the bullet in claims 1 to 3 described in any one, it is characterized in that: the top of described blood collecting pen housing (1) is provided with lock hole, described blood taking needle is embedded in lock hole by the locking projections arranged at blood taking needle housing tail end and is fixed.
5. bullet according to claim 4 unloads formula blood collecting pen structure, it is characterized in that: described in unload needle device comprise be arranged at blood collecting pen housing (1) afterbody unload needle spring container cavity (41), being provided with tail end in described blood collecting pen housing (1) leans at the compound slide bar unloading needle spring container cavity (41) top, the top of described compound slide bar extends the tail end of blood taking needle housing, described in unload in needle spring container cavity (41) be provided with lean unload needle spring container cavity (41) bottom and compound slide bar bottom between unload needle spring (42).
6. bullet according to claim 5 unloads formula blood collecting pen structure, it is characterized in that: described in unload needle device be also included in blood collecting pen housing (1) middle part both sides arrange unload pin plectrum (43), described middle part of unloading pin plectrum (43) is hinged on blood collecting pen housing (1), described upper end of unloading pin plectrum (43) is positioned at blood collecting pen housing (1) and props up locking projections, described in unload pin plectrum (43) lower end unload pin button for what stretch out blood collecting pen housing (1).
7. unload formula blood collecting pen structure according to the bullet in claims 1 to 3 described in any one, it is characterized in that: in described blood collecting pen housing (1), be provided with percussion cabin (23), the top of described blood collecting pen housing (1) is provided with out hammer mouth, and the top of described percussion cabin (23) extends out hammer mouth.
8. bullet according to claim 7 unloads formula blood collecting pen structure, it is characterized in that: the top of described percussion hammer (2) is provided with the tup (24) that can be connected with blood taking needle tail end when clashing into.
9. bullet according to claim 7 unloads formula blood collecting pen structure, it is characterized in that: described percussion cabin (23) is provided with the limited post (25) that can block percussion hammer hook lock baffle plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520325351.XU CN204636384U (en) | 2014-05-21 | 2015-05-19 | A kind of bullet unloads formula blood collecting pen structure |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2014102157587 | 2014-05-21 | ||
| CN201410215758 | 2014-05-21 | ||
| CN201520325351.XU CN204636384U (en) | 2014-05-21 | 2015-05-19 | A kind of bullet unloads formula blood collecting pen structure |
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| Publication Number | Publication Date |
|---|---|
| CN204636384U true CN204636384U (en) | 2015-09-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520325351.XU Expired - Fee Related CN204636384U (en) | 2014-05-21 | 2015-05-19 | A kind of bullet unloads formula blood collecting pen structure |
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| CN (1) | CN204636384U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104856699A (en) * | 2014-05-21 | 2015-08-26 | 胡绍勤 | Bullet-discharging type blood sampling pen structure |
| WO2016116015A1 (en) * | 2015-01-20 | 2016-07-28 | 胡绍勤 | Safe blood lancet structure |
| CN107638180A (en) * | 2017-10-23 | 2018-01-30 | 苏州施莱医疗器械有限公司 | A kind of blood collecting pen for loading and unloading pin using tail handle |
| WO2023272434A1 (en) * | 2021-06-28 | 2023-01-05 | 福州康利特医疗器械有限公司 | Pen-type blood collection needle storage device |
-
2015
- 2015-05-19 CN CN201520325351.XU patent/CN204636384U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104856699A (en) * | 2014-05-21 | 2015-08-26 | 胡绍勤 | Bullet-discharging type blood sampling pen structure |
| WO2016116015A1 (en) * | 2015-01-20 | 2016-07-28 | 胡绍勤 | Safe blood lancet structure |
| CN105640572B (en) * | 2015-01-20 | 2018-08-31 | 广州市酷跑计算机科技有限公司 | A kind of safety type blood collecting needle construction |
| CN107638180A (en) * | 2017-10-23 | 2018-01-30 | 苏州施莱医疗器械有限公司 | A kind of blood collecting pen for loading and unloading pin using tail handle |
| WO2023272434A1 (en) * | 2021-06-28 | 2023-01-05 | 福州康利特医疗器械有限公司 | Pen-type blood collection needle storage 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 |
Granted publication date: 20150916 |
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| CF01 | Termination of patent right due to non-payment of annual fee |