CN113288807A - Quantitative liquid-drawing auxiliary device for syringe - Google Patents
Quantitative liquid-drawing auxiliary device for syringe Download PDFInfo
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- CN113288807A CN113288807A CN202110533797.1A CN202110533797A CN113288807A CN 113288807 A CN113288807 A CN 113288807A CN 202110533797 A CN202110533797 A CN 202110533797A CN 113288807 A CN113288807 A CN 113288807A
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- 239000007788 liquid Substances 0.000 claims abstract description 42
- 238000005086 pumping Methods 0.000 claims abstract description 18
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 abstract description 7
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 abstract description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 2
- 239000003708 ampul Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/22—Arrangements for transferring or mixing fluids, e.g. from vial to syringe with means for metering the amount of fluid
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2003—Accessories used in combination with means for transfer or mixing of fluids, e.g. for activating fluid flow, separating fluids, filtering fluid or venting
- A61J1/2048—Connecting means
- A61J1/2051—Connecting means having tap means, e.g. tap means activated by sliding
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61J—CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICAL PURPOSES; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGING PHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL OR ADMINISTERING FORMS; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; BABY COMFORTERS; DEVICES FOR RECEIVING SPITTLE
- A61J1/00—Containers specially adapted for medical or pharmaceutical purposes
- A61J1/14—Details; Accessories therefor
- A61J1/20—Arrangements for transferring or mixing fluids, e.g. from vial to syringe
- A61J1/2096—Combination of a vial and a syringe for transferring or mixing their contents
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- Health & Medical Sciences (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention relates to an auxiliary liquid pumping device, in particular to an auxiliary quantitative liquid pumping device for an injector. The invention aims to provide a quantitative liquid pumping auxiliary device of an injector, which can accurately quantitatively administer medicine, fix and clamp the injector and prevent a piston rod core from unnecessary movement. The technical scheme of the invention is as follows: a syringe quantitative fluid extraction assist device comprising: the clamping assemblies are connected in the supporting frames on the two sides in a sliding manner; the auxiliary liquid pumping assembly is connected to one side of the support frame. The invention achieves the purposes of clamping the injector and preventing the piston rod core from unnecessary movement by the matching of the clamping plate, the first spring, the first connecting rod and the second connecting rod.
Description
Technical Field
The invention relates to an auxiliary liquid pumping device, in particular to an auxiliary quantitative liquid pumping device for an injector.
Background
The traditional injector is generally composed of a needle cylinder with a small hole at the front end and a piston rod core matched with the needle cylinder, the tail part of the needle cylinder is generally provided with a flange for a user to grasp, the flange part of the tail part of the needle cylinder is difficult to grasp by hands in actual operation due to generally small volume of the injector, the difficulty is brought to clinical application, the labor intensity of medical staff is greatly increased, the injection precision is reduced, in order to provide accurate injection dosage, the existing injector is generally provided with a dosage marking line on the needle cylinder, the medical staff aims at the preset dosage marking line on the needle cylinder by aiming the specific part of the piston rod core when in use to provide the injection dosage needed by a patient, however, the operation mode cannot be well implemented in actual application, and the medical staff is difficult to accurately correspond the piston rod core to the dosage marking set on the needle cylinder due to visual errors such as looking up or looking down, therefore, the requirement of accurate administration cannot be met, especially for a small-volume injector, and therefore, a slight error generated when a specific part of the piston rod core is calibrated with a dosage mark on the needle cylinder is very likely to cause a large change of the injected dosage, which brings a potential risk to the clinic in the long term.
And, the piston rod core in traditional syringe generally can move in the cylinder, and medical personnel absorb the medicine from xiLin bottle or ampoule through drawing the piston rod core when using, then carry out evacuation and administration through promoting the piston rod core, if medical personnel draw the piston rod core because of misoperation, then probably inhale unclean air in the cylinder, cause the pollution to aseptic preparation, the liquid in the cylinder because negative pressure inflation also can lead to the piston rod core to take place unexpected removal to medicine in the syringe brings unfavorable influence.
Disclosure of Invention
In order to overcome the defects that precise administration is difficult and a piston rod core moves, the invention has the technical problems that: the utility model provides a can accurate ration administer, the fixed clamping syringe prevents that the piston rod core from taking place the syringe ration auxiliary device that draws liquid.
The technical scheme of the invention is as follows: a syringe quantitative fluid extraction assist device comprising:
the clamping assemblies are connected in the supporting frames on the two sides in a sliding manner;
the auxiliary liquid pumping assembly is connected to one side of the support frame.
More preferably, the clamping assembly comprises:
two first guide rods are connected in the support frames on the two sides in a sliding manner;
the clamping plates are connected between the inner ends of the two first guide rods on the two sides;
the first spring is wound on the first guide rod;
the outer sides of the clamping plates are connected with first connecting rods;
the second connecting rod is connected between the supporting frames in a sliding manner;
the tail ends of the two sides of the second connecting rod are connected with first sliding rails, and the first sliding rails are connected with the first connecting rod in a sliding mode.
More preferably, the auxiliary pumping assembly comprises:
one side of each support frame on two sides of the second slide rail is connected with the second slide rail;
the third connecting rods are connected in the second sliding rails in a sliding manner;
a supporting plate is connected between one sides of the third connecting rods;
the supporting plate is internally connected with two second guide rods in a sliding manner;
a fourth connecting rod is connected between two ends of the second guide rod, and the bottom side of the fourth connecting rod is contacted with the top side of the second connecting rod;
the second springs are wound on the second guide rods;
the top side of the fourth connecting rod is connected with a handle.
More preferably, the quantitative device further comprises a quantitative component, wherein the quantitative component comprises:
the fifth connecting rod is connected between two sides of the second sliding rail on two sides;
the first sliding block and the fifth connecting rod are both connected with the first sliding block in a sliding manner;
the sixth connecting rod is connected between the inner sides of the first sliding blocks;
the baffle plates are connected to two sides of the top of the sixth connecting rod;
a seventh connecting rod is connected between the first sliding blocks in a sliding manner;
and the third spring is wound on both sides of the seventh connecting rod.
More preferably, the device further comprises a fixing component, wherein the fixing component comprises:
the third guide rods are connected between the inner walls of the support frames;
the second sliding blocks are connected to the third guide rods in a sliding manner;
the top sides of the second sliding blocks are connected with clamping blocks;
the third guide rod is wound with a third spring, and the third spring is positioned on the outer side of the second sliding block;
one side of each clamping block is connected with an eighth connecting rod;
ninth connecting rods are connected to the two sides of the fourth connecting rod, and the outer sides of the ninth connecting rods are in contact with the inner sides of the eighth connecting rods.
More preferably, the locking device further comprises a locking assembly, wherein the locking assembly comprises:
a tenth connecting rod is connected between the first sliding blocks in a sliding manner;
the two sides of the tenth connecting rod are both connected with wedge blocks, and the wedge blocks are connected with the first sliding block in a sliding manner;
and the fifth spring is wound on two sides of the tenth connecting rod.
More preferably, the mobile terminal further comprises an unlocking assembly, wherein the unlocking assembly comprises:
the bottom wall of the handle is connected with two fourth guide rods;
a push block is connected between the fourth guide rods in a sliding manner;
the sixth spring is wound on the fourth guide rod;
the bottom side of the push block is connected with an eleventh connecting rod.
More preferably, the first spring is a compression spring.
The beneficial effects are that: 1. through the cooperation of splint, first spring, first connecting rod and second connecting rod to reach and press from both sides the syringe tightly, prevent that the piston rod core from taking place the purpose of unnecessary removal.
2. The purpose of assisting the injector to extract liquid is achieved through the matching of the third connecting rod, the supporting plate, the fourth connecting rod and the handle.
3. Through the cooperation of fifth connecting rod, first slider, baffle and seventh connecting rod to reach and carry out the ration extraction to liquid, guarantee the accurate purpose of dosing.
4. Through the cooperation of the second sliding block, the clamping block, the eighth connecting rod and the ninth connecting rod, the purposes of strengthening the fixation of the injector and facilitating subsequent operation are achieved.
5. Through the cooperation of tenth connecting rod, wedge and fifth spring to reach chucking third connecting rod, realize the purpose of supplementary ration extraction liquid.
6. Through the cooperation of the fourth guide rod, the push block, the sixth spring and the eleventh connecting rod, the third connecting rod is released from being fixed, and the purpose of conveniently pushing out the liquid in the injector is achieved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a perspective view of the clamping assembly of the present invention.
Fig. 3 is a schematic cross-sectional view of an auxiliary pumping assembly according to the present invention.
Fig. 4 is an enlarged schematic view of the structure of the present invention a.
Fig. 5 is a schematic cross-sectional view of a dosing assembly according to the present invention.
FIG. 6 is an enlarged schematic view of the present invention B.
Fig. 7 is a schematic cross-sectional view of the fastening assembly of the present invention.
FIG. 8 is a cross-sectional structural schematic view of the locking assembly of the present invention.
Fig. 9 is an enlarged schematic view of the structure of the present invention C.
Fig. 10 is a schematic sectional view of the unlocking assembly of the present invention.
FIG. 11 is an enlarged schematic view of the present invention D.
The parts are labeled as follows: 1_ bracing frame, 2_ clamping assembly, 21_ first guide bar, 22_ clamping plate, 23_ first spring, 24_ first link, 25_ second link, 26_ first slide rail, 3_ auxiliary pumping assembly, 31_ second slide rail, 32_ third link, 33_ support plate, 34_ second guide bar, 35_ fourth link, 36_ second spring, 37_ handle, 4_ dosing assembly, 41_ fifth link, 42_ first slide, 43_ sixth link, 44_ stop, 45_ seventh link, 46_ third spring, 5_ fixing assembly, 51_ third guide bar, 52_ second slide, 53_ clamping block, 54_ fourth spring, 55_ eighth link, 56_ ninth link, 6_ locking assembly, 61_ tenth link, 62_ wedge block, 63_ fifth spring, 7_ unlocking assembly, 71_ fourth guide bar, 72_ push block, 73_ sixth spring, 74 — eleventh link.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The utility model provides a syringe ration drawing liquid auxiliary device, as shown in figure 1, including support frame 1, clamping component 2 and supplementary drawing liquid subassembly 3, all sliding type connection has clamping component 2 in the support frame 1 of left and right sides, and 1 front sides of support frame all are connected with supplementary drawing liquid subassembly 3.
When needs use this equipment, the user can promote supplementary drawing liquid subassembly 3 downwards, supplementary drawing liquid subassembly 3 downstream promotes clamping component 2 downstream, then drive clamping component 2 lateral motion, clamping component 2 and supplementary drawing liquid subassembly 3 are compressed this moment, the user can place the syringe between supplementary drawing liquid subassembly 3, loosen supplementary drawing liquid subassembly 3, under clamping component 2 and supplementary drawing liquid subassembly 3 reset action, drive clamping component 2 and the inboard motion of supplementary drawing liquid subassembly, then drive clamping component 2 and supplementary drawing liquid subassembly 3 upward motion, in order to reach and press from both sides the syringe and press from both sides tightly, prevent that the piston rod core from taking place the purpose of unnecessary removal, upwards pull supplementary drawing liquid subassembly 3 and extract liquid, in order to reach the purpose that supplementary syringe carries out the liquid extraction, when using again, repetitive operation can.
Example 2
On the basis of embodiment 1, as shown in fig. 2, the clamping assembly 2 includes a first guide rod 21, a clamping plate 22, a first spring 23, a first connecting rod 24, a second connecting rod 25 and a first slide rail 26, two first guide rods 21 are slidably connected in the left and right support frames 1, the clamping plate 22 is connected between the inner ends of the two first guide rods 21 on the left and right sides, the first spring 23 is wound on the first guide rod 21, the first connecting rod 24 is connected to the outer side of the clamping plate 22, the second connecting rod 25 is slidably connected between the support frames 1, the first slide rail 26 is connected to the end of the left and right sides of the second connecting rod 25, and the first slide rail 26 is slidably connected with the first connecting rod 24.
When the device needs to be used, a user can push the auxiliary liquid pumping assembly 3 downwards, the auxiliary liquid pumping assembly 3 moves downwards to push the second connecting rod 25 to move downwards, the second connecting rod 25 moves downwards to drive the first sliding rail 26 to move downwards, so that the first connecting rod 24 slides outwards in the first sliding rail 26, the first connecting rod 24 slides outwards to drive the clamping plate 22 to move outwards, the clamping plate 22 moves outwards to drive the first guide rod 21 to slide outwards in the support frame 1, at the moment, the first spring 23 is compressed, the user can place the injector between the auxiliary liquid pumping assemblies 3, the auxiliary liquid pumping assembly 3 is released, under the reset action of the first spring 23, the first guide rod 21 is driven to slide inwards, the first guide rod 21 slides inwards to drive the clamping plate 22 to move inwards, the clamping plate 22 moves inwards to drive the first connecting rod 24 to slide inwards, and then the first sliding rail 26 is driven to move upwards, the first slide rail 26 moves upwards to drive the second connecting rod 25 to move upwards so as to clamp the injector and prevent the piston rod core from unnecessary movement.
As shown in fig. 3 and 4, the auxiliary fluid pumping assembly 3 includes a second slide rail 31, a third connecting rod 32, a supporting plate 33, a second guiding rod 34, a fourth connecting rod 35, a second spring 36 and a handle 37, the front sides of the left and right supporting frames 1 are connected with the second slide rail 31, the second slide rail 31 is internally connected with the third connecting rod 32 in a sliding manner, the supporting plate 33 is connected between the rear sides of the third connecting rod 32, the supporting plate 33 is internally connected with the two second guiding rods 34 in a sliding manner, the fourth connecting rod 35 is connected between the upper end and the lower end of the second guiding rod 34, the lower side of the fourth connecting rod 35 is in contact with the upper side of the second connecting rod 25, the second spring 36 is wound on the second guiding rod 34, and the upper side of the fourth connecting rod 35 is connected with the handle 37.
When the device needs to be used, a user can push the handle 37 downwards, the handle 37 moves downwards to drive the fourth connecting rod 35 and the second guide rod 34 to slide downwards, the second spring 36 is compressed at the moment, the user can place the syringe between the supporting plate 33 and the fourth connecting rod 35, then the handle 37 is loosened, under the reset action of the second spring 36, the fourth connecting rod 35 is driven to slide upwards, subsequent operation is continued, the handle 37 is pulled upwards, the handle 37 moves upwards to drive the fourth connecting rod 35 to move upwards, the fourth connecting rod 35 moves upwards to drive the second guide rod 34 and the second spring 36 to move upwards, the supporting plate 33 is driven to move upwards, the supporting plate 33 moves upwards to drive the third connecting rod 32 to slide upwards in the second sliding rail 31 to achieve the purpose of assisting the syringe in liquid extraction, and when the device is used again, repeated operation can be performed.
As shown in fig. 5 and 6, the quantitative measuring device 4 further comprises a quantitative measuring assembly 4, wherein the quantitative measuring assembly 4 comprises a fifth connecting rod 41, a first sliding block 42, a sixth connecting rod 43, a baffle 44, a seventh connecting rod 45 and a third spring 46, the fifth connecting rod 41 is connected between the upper side and the lower side of the second sliding rail 31 on the left side and the right side, the fifth connecting rod 41 is connected with a first sliding block 42 in a sliding manner, the sixth connecting rod 43 is connected between the inner sides of the first sliding block 42, the baffle 44 is connected to the left side and the right side of the upper part of the sixth connecting rod 43, the seventh connecting rod 45 is connected between the first sliding blocks 42 in a sliding manner, the seventh connecting rod 45 is matched with the fifth connecting rod 41, and the third spring 46 is wound on the left side and the right side of the seventh connecting rod 45.
When the liquid needs to be quantitatively extracted, a user can pull the seventh connecting rod 45 forwards, the third spring 46 is compressed at the moment, the user can pull the seventh connecting rod 45 upwards, the seventh connecting rod 45 moves upwards to drive the first sliding block 42 to slide upwards on the fifth connecting rod 41, the first sliding block 42 slides upwards to drive the sixth connecting rod 43 to move upwards, the sixth connecting rod 43 moves upwards to drive the baffle 44 to move upwards, and when the baffle 44 moves to a proper position, the seventh connecting rod 45 is released, under the reset action of the third spring 46, the seventh connecting rod 45 is driven to slide backwards in the first sliding block 42, at the moment, the seventh connecting rod 45 is tightly clamped with the fifth connecting rod 41, when the third link 32 moves upward to contact with the baffle 44, the third link 32 can not move upward again, so as to achieve the purpose of quantitatively extracting the liquid, and when the liquid is used again, the operation is repeated.
As shown in fig. 7, the fixing assembly 5 further includes a fixing assembly 5, the fixing assembly 5 includes a third guide rod 51, a second slider 52, a clamping block 53, a fourth spring 54, an eighth connecting rod 55 and a ninth connecting rod 56, the third guide rod 51 is connected between the left and right inner walls of the support frame 1, the third guide rod 51 is connected with the second slider 52 in a sliding manner, the clamping block 53 is connected with the upper side of the second slider 52, the fourth spring 54 is wound on the third guide rod 51, the fourth spring 54 is located on the outer side of the second slider 52, the eighth connecting rod 55 is connected with the front side of the clamping block 53, the ninth connecting rod 56 is connected with the left and right sides of the fourth connecting rod 35, and the outer side of the ninth connecting rod 56 is contacted with the inner side of the eighth connecting rod 55.
When the fourth connecting rod 35 moves downwards, the ninth connecting rod 56 is driven to move downwards, the ninth connecting rod 56 moves downwards to push the eighth connecting rod 55 to move outwards, the eighth connecting rod 55 moves outwards to drive the clamping block 53 to move outwards, the clamping block 53 moves outwards to drive the second sliding block 52 to slide outwards on the third guide rod 51, at the moment, the fourth spring 54 is compressed, when the fourth connecting rod 35 moves upwards, the ninth connecting rod 56 is driven to move upwards, under the reset action of the fourth spring 54, the second sliding block 52 is driven to slide inwards, the second sliding block 52 slides inwards to drive the clamping block 53 to move inwards, and the clamping block 53 moves inwards to drive the eighth connecting rod 55 to move inwards, so that the purposes of strengthening the fixation of the injector and facilitating subsequent operation are achieved, and when the injector is used again, repeated operation can be achieved.
As shown in fig. 8 and 9, the locking assembly 6 further includes a tenth connecting rod 61, a wedge block 62 and a fifth spring 63, the tenth connecting rod 61 is slidably connected between the first sliding blocks 42, the wedge block 62 is connected to the left and right sides of the rear portion of the tenth connecting rod 61, the wedge block 62 is slidably connected to the first sliding blocks 42, and the fifth spring 63 is wound around the left and right sides of the tenth connecting rod 61.
When the third connecting rod 32 moves upwards to be in contact with the wedge block 62, the wedge block 62 is pushed to slide forwards in the first sliding block 42, the wedge block 62 slides forwards to drive the tenth connecting rod 61 to slide forwards in the first sliding block 42, at the moment, the fifth spring 63 is compressed, when the third connecting rod 32 moves upwards to be not in contact with the wedge block 62, under the reset action of the fifth spring 63, the wedge block 62 is driven to slide backwards, and then the tenth connecting rod 61 is driven to slide backwards, so that the third connecting rod 32 is clamped, the purpose of assisting quantitative liquid extraction is achieved, and when the third connecting rod 32 does not need to be clamped, the tenth connecting rod 61 is pulled forwards.
As shown in fig. 10 and 11, the unlocking device 7 further includes an unlocking assembly 7, the unlocking assembly 7 includes a fourth guide rod 71, a pushing block 72, a sixth spring 73 and an eleventh connecting rod 74, the bottom wall of the handle 37 is connected with the two fourth guide rods 71, the pushing block 72 is connected between the fourth guide rods 71 in a sliding manner, the sixth springs 73 are wound on the fourth guide rods 71, and the eleventh connecting rod 74 is connected to the lower side of the pushing block 72.
When liquid needs to be pushed out, a user can press the push block 72 downwards, the push block 72 slides downwards on the fourth guide rod 71, the sixth spring 73 is compressed at the moment, the push block 72 slides downwards to drive the eleventh connecting rod 74 to move downwards, when the eleventh connecting rod 74 moves downwards to be in contact with the tenth connecting rod 61, the tenth connecting rod 61 slides forwards to continue to move subsequently, so that the purpose of fixing the third connecting rod 32 is achieved, the liquid in the injector is conveniently pushed out, then the push block 72 is released, the push block 72 is driven to slide upwards under the reset action of the sixth spring 73, the eleventh connecting rod 74 is driven to move upwards, and when the liquid needs to be pushed out again, the operation is repeated.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.
Claims (8)
1. An auxiliary device for quantitatively drawing liquid by a syringe is characterized by comprising:
the clamping components (2) are connected in the supporting frames (1) on the two sides in a sliding manner;
the auxiliary liquid pumping assembly (3) is connected with the auxiliary liquid pumping assembly (3) on one side of the support frame (1).
2. A syringe dosing aid as claimed in claim 1, characterised in that the clamping assembly (2) comprises:
the two first guide rods (21) are connected in the support frames (1) at the two sides in a sliding manner;
the clamping plates (22) are connected between the inner ends of the two first guide rods (21) on the two sides of the clamping plate (22);
the first springs (23) are wound on the first guide rods (21);
the outer sides of the clamping plates (22) are connected with first connecting rods (24);
the second connecting rod (25) is connected between the supporting frames (1) in a sliding manner;
the tail ends of the two sides of the first sliding rail (26) and the second connecting rod (25) are respectively connected with the first sliding rail (26), and the first sliding rail (26) is connected with the first connecting rod (24) in a sliding mode.
3. A syringe dosing aid as claimed in claim 2, characterised in that the auxiliary pumping assembly (3) comprises:
one side of each support frame (1) on two sides of each second slide rail (31) is connected with the second slide rail (31);
the third connecting rods (32) are connected in the second sliding rails (31) in a sliding manner;
a support plate (33), wherein the support plate (33) is connected between one sides of the third connecting rods (32);
the supporting plate (33) is internally connected with two second guide rods (34) in a sliding manner;
a fourth connecting rod (35) is connected between two ends of the second guide rod (34), and the bottom side of the fourth connecting rod (35) is contacted with the top side of the second connecting rod (25);
the second springs (36) are wound on the second guide rods (34);
the top side of the handle (37) and the fourth connecting rod (35) is connected with the handle (37).
4. A syringe dosing pump aid as claimed in claim 3, further comprising a dosing assembly (4), the dosing assembly (4) comprising:
the fifth connecting rod (41) is connected between the two sides of the second sliding rail (31) on the two sides;
the first sliding block (42) and the fifth connecting rod (41) are connected with the first sliding block (42) in a sliding manner;
a sixth connecting rod (43), wherein the sixth connecting rod (43) is connected between the inner sides of the first sliding blocks (42);
the baffle (44) is connected to both sides of the top of the sixth connecting rod (43);
a seventh connecting rod (45), wherein the seventh connecting rod (45) is connected between the first sliding blocks (42) in a sliding manner;
and the third spring (46) is wound on both sides of the seventh connecting rod (45).
5. A syringe dosing pump aid as claimed in claim 4, further comprising a mounting assembly (5), the mounting assembly (5) comprising:
the third guide rods (51) are connected between the inner walls of the support frames (1);
the second sliding blocks (52) are connected to the third guide rods (51) in a sliding mode;
the clamping blocks (53) are connected to the top sides of the second sliding blocks (52);
the fourth springs (54) are wound on the third guide rods (51), and the fourth springs (54) are positioned on the outer sides of the second sliding blocks (52);
one side of each clamping block (53) is connected with an eighth connecting rod (55);
ninth connecting rods (56) are connected to the two sides of the fourth connecting rod (35), and the outer sides of the ninth connecting rods (56) are in contact with the inner sides of the eighth connecting rods (55).
6. A syringe dosing pump aid as claimed in claim 5, further comprising a locking assembly (6), the locking assembly (6) comprising:
a tenth connecting rod (61), wherein the tenth connecting rod (61) is connected between the first sliding blocks (42) in a sliding way;
the two sides of the tenth connecting rod (61) are both connected with the wedge block (62), and the wedge block (62) is connected with the first sliding block (42) in a sliding manner;
and the fifth spring (63) is wound on both sides of the tenth connecting rod (61).
7. A syringe dosing pump aid as claimed in claim 6, further comprising a release assembly (7), the release assembly (7) comprising:
the bottom wall of the handle (37) is connected with two fourth guide rods (71);
the pushing block (72) is connected between the fourth guide rods (71) in a sliding manner;
the sixth spring (73) is wound on the fourth guide rod (71);
the bottom side of the push block (72) is connected with an eleventh connecting rod (74).
8. A syringe dosing aid as claimed in claim 2, characterised in that the first spring (23) is a compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110533797.1A CN113288807B (en) | 2021-05-17 | 2021-05-17 | Quantitative liquid pumping auxiliary device for syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110533797.1A CN113288807B (en) | 2021-05-17 | 2021-05-17 | Quantitative liquid pumping auxiliary device for syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113288807A true CN113288807A (en) | 2021-08-24 |
| CN113288807B CN113288807B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110533797.1A Active CN113288807B (en) | 2021-05-17 | 2021-05-17 | Quantitative liquid pumping auxiliary device for syringe |
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| Country | Link |
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| CN (1) | CN113288807B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114317199A (en) * | 2021-12-13 | 2022-04-12 | 杨崇勇 | Nutrient solution injection device for in-vitro culture of organisms |
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| CN111671647A (en) * | 2020-05-29 | 2020-09-18 | 钟树香 | Supplementary drawing liquid equipment of syringe for dermatology |
| CN112516417A (en) * | 2020-12-04 | 2021-03-19 | 林少伟 | Portable injector auxiliary device of medical controllable stroke |
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| CN106236583A (en) * | 2016-08-31 | 2016-12-21 | 谭峰 | One takes out medicine propeller |
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| CN110051539A (en) * | 2019-05-28 | 2019-07-26 | 遵义医学院附属医院 | A kind of auxiliary device of syringe |
| CN111671647A (en) * | 2020-05-29 | 2020-09-18 | 钟树香 | Supplementary drawing liquid equipment of syringe for dermatology |
| CN112516417A (en) * | 2020-12-04 | 2021-03-19 | 林少伟 | Portable injector auxiliary device of medical controllable stroke |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114317199A (en) * | 2021-12-13 | 2022-04-12 | 杨崇勇 | Nutrient solution injection device for in-vitro culture of organisms |
| CN114317199B (en) * | 2021-12-13 | 2024-01-12 | 沃都(重庆)农业科技有限公司 | Nutrient solution injection device for in-vitro culture of organisms |
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| CN113288807B (en) | 2023-10-31 |
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