CN114870921B - Clinical laboratory uses portable reagent injection device - Google Patents
Clinical laboratory uses portable reagent injection device Download PDFInfo
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- CN114870921B CN114870921B CN202210533687.XA CN202210533687A CN114870921B CN 114870921 B CN114870921 B CN 114870921B CN 202210533687 A CN202210533687 A CN 202210533687A CN 114870921 B CN114870921 B CN 114870921B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/02—Burettes; Pipettes
- B01L3/021—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids
- B01L3/0217—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type
- B01L3/0224—Pipettes, i.e. with only one conduit for withdrawing and redistributing liquids of the plunger pump type having mechanical means to set stroke length, e.g. movable stops
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Health & Medical Sciences (AREA)
- Clinical Laboratory Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to an injection device, in particular to a portable reagent injection device for clinical laboratory. The invention provides a portable reagent injection device for clinical laboratory, which integrates liquid adding, valve control and pushing. A portable reagent injection device for a clinical laboratory, comprising: the needle tube is arranged on the upper portion of the shell, the extrusion mechanism is arranged in the shell, the closing mechanism is connected between the extrusion mechanism and the shell, and the pushing mechanism is connected between the closing mechanism, the extrusion mechanism and the shell. According to the invention, the pushing mechanism is moved upwards by people, so that the first piston rod moves upwards, the first spring is compressed, and then the reagent flows upwards into the needle tube, and the pushing effect is achieved.
Description
Technical Field
The invention relates to an injection device, in particular to a portable reagent injection device for clinical laboratory.
Background
The clinical laboratory mainly bears the detection work of various human and animal specimens including ward, emergency patients, various physical examination and scientific research, staff needs to detect the reagent injection test tube every day, the main mode of the existing reagent injection is that people inject the reagent into the needle cylinder and then inject the reagent into the test tube, and the injection mode needs repeated operation for a plurality of times, so that an injection device needs to be designed.
Therefore, there is a particular need to design a portable reagent injection device for clinical laboratory that integrates fluid feeding, valve control and pushing into one piece to solve the problems of the prior art.
Disclosure of Invention
The invention aims to provide a portable reagent injection device for clinical laboratory, which integrates liquid adding, valve control and pushing, so as to solve the defect that the existing injection mode proposed in the background technology needs manual repeated liquid adding.
In order to achieve the above purpose, the present invention provides the following technical solutions: a portable reagent injection device for a clinical laboratory, comprising: the needle tube is arranged on the upper portion of the shell, the extrusion mechanism is arranged in the shell, the closing mechanism is connected between the extrusion mechanism and the shell, and the pushing mechanism is connected between the closing mechanism, the extrusion mechanism and the shell.
The invention is further provided with: the extrusion mechanism includes: the shell is internally provided with a first fixed frame, the inner side of the first fixed frame is provided with a first liquid storage pipe, the lower side of the first liquid storage pipe is slidably provided with a first piston rod, a first spring is connected between the first piston rod and the first liquid storage pipe, and the first spring is wound on the first piston rod.
The invention is further provided with: the closing mechanism includes: two second springs are arranged on two parts in the shell, an extrusion block is connected between the inner sides of the two second springs on the same side, a liquid guide block is arranged between the upper part of the first liquid storage tube and the shell, liquid baffle plates are symmetrically arranged in the liquid guide block in a sliding mode, two first fixing rods are arranged on two sides of the liquid guide block, the liquid baffle plates are connected with the two first fixing rods on the same side in a sliding mode, third springs are connected between the front side and the rear side of the liquid baffle plates and the liquid guide block, the number of the third springs is four, the third springs are wound on the first fixing rods, a first guide rod is arranged on the inner upper part of the shell, a sliding rail is arranged between the first guide rod and the first fixing frame in a sliding mode, a connecting block is arranged on the lower portion of the liquid baffle plate on one side, and the connecting block is connected with the sliding rail in a sliding mode.
The invention is further provided with: the pushing mechanism comprises: the first fixed frame is provided with a second guide rod, a pressing block is arranged between the second guide rod and the shell in a sliding mode, a fourth spring is connected between the pressing block and the first fixed frame and wound on the second guide rod, a fifth spring is connected between the pressing block and the sliding rail, and a sliding block is arranged on the pressing block.
The invention is further provided with: still including feed supplement mechanism, feed supplement mechanism includes: the upper side and the lower side all are equipped with first mount in the shell, be connected with the second stock solution pipe between two first mounts, all be connected with the catheter between second stock solution pipe both sides and the first stock solution pipe, second stock solution pipe upside sliding is equipped with the second piston rod, be connected with the sixth spring between second piston rod and the second stock solution pipe, the sixth spring winds on the second piston rod, the connecting block both sides all are equipped with the pull block, both sides all are equipped with the third guide bar in the shell, slidingtype be equipped with the wedge between two third guide bars, all be connected with the seventh spring between wedge both sides and the shell, the seventh spring winds on the third guide bar.
The invention is further provided with: still including stop gear, stop gear includes: the downside is equipped with the fixed block in the second liquid reserve pipe, and fixed block lower part both sides all are equipped with the second mount, and the rotation is equipped with first shielding plate between two second mounts, all is connected with torsion spring between the second mount of first shielding plate both sides and homonymy, and torsion spring winds on first shielding plate.
The invention is further provided with: still including covering the mechanism, covering the mechanism and including: the second fixed frame is arranged between the second liquid storage tube and the shell, the second fixed rod is arranged at the lower part of the second fixed frame, the second cover plate is arranged between the second fixed rod and the second fixed frame in a sliding mode, eighth springs are connected between two sides of the lower part of the second cover plate and the second fixed rod, the eighth springs are wound on the second fixed rod, the third cover plate is arranged at the lower part of the second cover plate, and the third cover plate is connected with the shell in a sliding mode.
The invention is further provided with: the fixed block is provided with a round hole which is suitable for the size of the first cover plate.
The invention has the following advantages: 1. according to the invention, the pushing mechanism is moved upwards by people, so that the first piston rod moves upwards, the first spring is compressed, and then the reagent flows upwards into the needle tube, so that the pushing effect is achieved;
2. the third spring on the right side is reset to drive the liquid baffle on the right side to reset, the extruded block moves outwards, the second spring is compressed, and then the third spring on the left side is reset to drive the liquid baffle on the left side to reset, so that the opening and closing effect is achieved;
3. the pressing block moves upwards, the fifth spring is compressed, the sliding rail moves upwards, the fourth spring is compressed, the first piston rod moves upwards, and the effect of manual pushing is achieved;
4. the seventh spring is stretched through rightward movement of the wedge block, the second piston rod moves downwards, the sixth spring is compressed, and then the reagent flows into the first liquid storage tube through the liquid guide tube, so that the feeding effect is achieved;
5. the torsion spring is used for torsion deformation, so that the reagent flows into the liquid guide tube, and after the second piston rod is reset, the torsion spring is reset to drive the first cover plate to reset, so that the effect of the control valve is achieved, and the reagent is prevented from flowing back;
6. the reagent flows into the second liquid storage tube through the second fixing frame, and then the third shielding plate is loosened by people, so that the eighth spring resets to drive the second shielding plate and the third shielding plate to reset, the covering effect is achieved, and bacteria are prevented from entering the reagent.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic view of a first cross-sectional perspective structure of the present invention.
Fig. 3 is a second cross-sectional perspective view of the present invention.
Fig. 4 is a schematic cross-sectional perspective view of the extrusion mechanism of the present invention.
Fig. 5 is a first cross-sectional perspective view of the closure mechanism of the present invention.
Fig. 6 is a second cross-sectional perspective view of the closure mechanism of the present invention.
Fig. 7 is a third cross-sectional perspective view of the closure mechanism of the present invention.
Fig. 8 is a schematic cross-sectional perspective view of the pushing mechanism of the present invention.
Fig. 9 is a schematic view of a first cross-sectional perspective structure of the feeding mechanism of the present invention.
Fig. 10 is a schematic view of a second cross-sectional perspective of the feeding mechanism of the present invention.
Fig. 11 is a schematic cross-sectional perspective view of the shut-off mechanism of the present invention.
Fig. 12 is a schematic cross-sectional perspective view of the covering mechanism of the present invention.
Meaning of reference numerals in the drawings: 1: a housing, 2: needle tube, 3: extrusion mechanism, 31: first fixed frame, 32: first reservoir, 33: first piston rod, 34: first spring, 4: closing mechanism, 41: second spring, 42: extruding blocks, 43: liquid guiding block, 44: baffle, 45: first dead lever, 46: third spring, 47: slide rail, 48: connecting block, 49: first guide bar, 5: pushing mechanism, 51: second guide bar, 52: briquetting, 53: fourth spring, 54: fifth spring, 55: slider, 6: feed mechanism, 61: first mount, 62: second liquid storage tube, 63: catheter, 64: second piston rod, 65: sixth spring, 66: third guide bar, 67: wedge block, 68: seventh spring, 69: pulling block, 7: cut-off mechanism, 71: fixed block, 72: second mount, 73: first cover plate, 74: torsion spring, 8: covering mechanism, 81: second fixed frame, 82: second dead lever, 83: second cover plate, 84: eighth spring, 85: and a third cover plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," "secured," "sleeved," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate medium, and may be the communication between two elements or the interaction relationship between the two elements, so that those skilled in the art will understand the specific meaning of the terms in the present invention according to the specific circumstances.
Referring to fig. 1-12, a portable reagent injection device for clinical laboratory comprises a housing 1, a needle tube 2, an extrusion mechanism 3, a closing mechanism 4 and a pushing mechanism 5, wherein the extrusion mechanism 3 is arranged on the right side in the housing 1, the needle tube 2 is arranged on the right side of the upper part of the housing 1, the closing mechanism 4 is connected between the extrusion mechanism 3 and the housing 1, and the pushing mechanism 5 is connected between the closing mechanism 4, the extrusion mechanism 3 and the housing 1.
The extrusion mechanism 3 comprises a first fixed frame 31, a first liquid storage tube 32, a first piston rod 33 and a first spring 34, wherein the right side in the shell 1 is fixedly connected with the first fixed frame 31, a first liquid storage tube 32 for containing reagents is arranged on the inner side of the first fixed frame 31, the first piston rod 33 is arranged on the lower side of the first liquid storage tube 32 in a sliding mode, the first spring 34 is connected between the first piston rod 33 and the first liquid storage tube 32, and the first spring 34 is wound on the first piston rod 33.
The closing mechanism 4 comprises a second spring 41, an extrusion block 42, a liquid guide block 43, a liquid baffle 44, a first fixing rod 45, a third spring 46, a sliding rail 47, a connecting block 48 and a first guide rod 49, wherein the two second springs 41 are respectively arranged at the front and rear parts in the shell 1, the extrusion block 42 is connected between the inner sides of the two second springs 41 at the same side, the liquid guide block 43 is arranged between the upper part of the first liquid storage tube 32 and the shell 1, the liquid baffle 44 is arranged in the liquid guide block 43 in a bilateral symmetry sliding manner, the liquid baffle 44 is matched with the extrusion block 42, the left and right sides of the liquid guide block 43 are respectively provided with two first fixing rods 45, the liquid baffle 44 is connected with the two first fixing rods 45 at the same side in a sliding manner, the front and rear sides of the liquid baffle 44 are respectively connected with the third springs 46, the four third springs 46 are wound on the first fixing rods 45, the left side of the upper part in the shell 1 is provided with the first guide rod 49, the sliding type of the sliding rail 47 is arranged between the first guide rod 49 and the first fixing frame 31, and the lower part of the liquid baffle 44 is connected with the sliding type connecting block 48.
The pushing mechanism 5 comprises a second guide rod 51, a pressing block 52, a fourth spring 53, a fifth spring 54 and a sliding block 55, wherein the second guide rod 51 is arranged on the right side of the first fixed frame 31, the pressing block 52 is arranged between the second guide rod 51 and the shell 1 in a sliding mode, the pressing block 52 is matched with the first piston rod 33, the fourth spring 53 is connected between the pressing block 52 and the first fixed frame 31, the fourth spring 53 is wound on the second guide rod 51, the fifth spring 54 is connected between the pressing block 52 and the sliding rail 47, and the sliding block 55 is arranged on the right side of the pressing block 52.
The feeding mechanism 6 comprises a first fixing frame 61, a second liquid storage tube 62, a liquid guide tube 63, a second piston rod 64, a sixth spring 65, third guide rods 66, wedge blocks 67, seventh springs 68 and pull blocks 69, wherein the first fixing frame 61 is arranged on the upper side and the lower side in the shell 1, the second liquid storage tube 62 for containing reagents is connected between the two first fixing frames 61, the liquid guide tube 63 is connected between the front side and the rear side of the second liquid storage tube 62 and the first liquid storage tube 32, the second piston rod 64 is arranged on the upper side of the second liquid storage tube 62 in a sliding mode, the sixth springs 65 are wound on the second piston rod 64, the pull blocks 69 are arranged on the front side and the rear side of the connecting block 48, the third guide rods 66 are arranged on the front side and the rear side in the shell 1 in a sliding mode, the wedge blocks 67 are arranged on the front side and the rear side of the second guide rods 69, the seventh springs 68 are connected between the front side and the rear side of the shell 1 and the wedge blocks 67 in a sliding mode, and the third guide rods 68 are wound on the third guide rods 66.
The device further comprises a stop mechanism 7, the stop mechanism 7 comprises a fixed block 71, a second fixed frame 72, a first shielding plate 73 and a torsion spring 74, the fixed block 71 is fixedly connected to the inner lower side of the second liquid storage tube 62, the front side and the rear side of the lower portion of the fixed block 71 are respectively provided with the second fixed frames 72, the first shielding plate 73 is rotatably arranged between the two second fixed frames 72, the torsion spring 74 is connected between the front side and the rear side of the first shielding plate 73 and the second fixed frames 72 on the same side, and the torsion spring 74 is wound on the first shielding plate 73.
The novel liquid storage device is characterized by further comprising a covering mechanism 8, wherein the covering mechanism 8 comprises a second fixing frame 81, a second fixing rod 82, a second shielding plate 83, an eighth spring 84 and a third shielding plate 85, the second fixing frame 81 is arranged between the left side of the second liquid storage tube 62 and the shell 1, the second fixing rod 82 is welded at the lower part of the second fixing frame 81, the second shielding plate 83 is arranged between the second fixing rod 82 and the second fixing frame 81 in a sliding mode, eighth springs 84 are connected between the front side and the rear side of the lower part of the second shielding plate 83 and the second fixing rod 82, the eighth springs 84 are wound on the second fixing rod 82, the third shielding plate 85 is arranged on the left side of the lower part of the second shielding plate 83, and the third shielding plate 85 is connected with the shell 1 in a sliding mode.
The fixed block 71 is provided with a circular hole which is suitable for the size of the first cover plate 73.
In order to conveniently examine reagent in the clinical laboratory, people often can pour into the test tube, detect afterwards, when people need pour into reagent into, people can use this kind of clinical laboratory to pour into device with portable reagent, at first people pour into reagent into in the extrusion mechanism 3, then people upwards remove pushing mechanism 5, thereby make closing mechanism 4 motion, and then reagent gets into needle tubing 2 by extrusion mechanism 3 in, then people aim at the test tube with needle tubing 2, then reagent inflow in the test tube, the effect of pouring into has been reached, when pouring into, people loosen pushing mechanism 5, thereby make pushing mechanism 5 and extrusion mechanism 3 reset, and then closing mechanism 4 resets.
Firstly, people inject the reagent into the first liquid storage tube 32, then people move the pushing mechanism 5 upwards, so that the first piston rod 33 moves upwards, the first spring 34 is compressed, then the reagent flows upwards into the needle tube 2, the pushing effect is achieved, and when the injection is finished, people release the pushing mechanism 5, and the first spring 34 is reset to drive the first piston rod 33 to reset.
The pushing mechanism 5 moves upwards to drive the slide rail 47 to move upwards, so that the connecting block 48 moves rightwards, the liquid baffle 44 on the right side moves rightwards, the compressed second spring 41 drives the extrusion block 42 to reset, the third spring 46 on the right side is stretched, the liquid baffle 44 on the left side moves leftwards, the third spring 46 on the left side is stretched, reagents flow into the needle tube 2, the pushing mechanism 5 moves downwards to drive the slide rail 47 to move downwards, so that the connecting block 48 moves leftwards, the third spring 46 on the right side resets to drive the liquid baffle 44 on the right side to reset, the extrusion block 42 moves outwards, the second spring 41 is compressed, and the third spring 46 on the left side resets to drive the liquid baffle 44 on the left side to reset, so that the opening and closing effects are achieved.
When a person needs to inject a reagent, the person moves the sliding block 55 upwards, so that the pressing block 52 moves upwards, the fifth spring 54 is compressed, the sliding rail 47 moves upwards, the fourth spring 53 is compressed, the first piston rod 33 moves upwards, the effect of manual pushing is achieved, when the reagent injection is completed, the person releases the sliding block 55, so that the fourth spring 53 resets to drive the pressing block 52 and the sliding block 55 to reset, the fifth spring 54 resets to drive the sliding rail 47 to reset, and the first piston rod 33 resets.
People pour the reagent into the second liquid storage tube 62, the connecting block 48 moves rightwards to drive the pull block 69 to move rightwards, so that the wedge block 67 moves rightwards, the seventh spring 68 is stretched, the second piston rod 64 moves downwards, the sixth spring 65 is compressed, then the reagent flows into the first liquid storage tube 32 through the liquid guide tube 63, the feeding effect is achieved, the connecting block 48 moves leftwards to drive the pull block 69 to move leftwards, so that the seventh spring 68 resets to drive the wedge block 67 to reset, and the sixth spring 65 resets to drive the second piston rod 64 to reset.
When the second piston rod 64 moves downwards, the first shielding plate 73 rotates under the action of air pressure, so that the torsion spring 74 is twisted and deformed, and then reagent flows into the liquid guide tube 63, after the second piston rod 64 resets, the torsion spring 74 resets to drive the first shielding plate 73 to reset, the effect of valve control is achieved, and reagent backflow is avoided.
When people need to add reagents, people move the third shielding plate 85 downwards, so that the second shielding plate 83 moves downwards, the eighth spring 84 is compressed, at the moment, people inject the reagents into the second fixing frame 81, so that the reagents flow into the second liquid storage tube 62 from the second fixing frame 81, then people release the third shielding plate 85, and the eighth spring 84 resets to drive the second shielding plate 83 and the third shielding plate 85 to reset, so that the shielding effect is achieved, and bacteria are prevented from entering the reagents.
The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. A portable reagent injection device for a clinical laboratory, comprising: the needle tube comprises a shell (1), a needle tube (2), an extrusion mechanism (3), a closing mechanism (4) and a pushing mechanism (5), wherein the needle tube (2) is arranged at the upper part of the shell (1), the extrusion mechanism (3) is arranged in the shell (1), the closing mechanism (4) is connected between the extrusion mechanism (3) and the shell (1), and the pushing mechanism (5) is connected between the closing mechanism (4), the extrusion mechanism (3) and the shell (1); the pressing mechanism (3) comprises: a first fixed frame (31) is arranged in the shell (1), a first liquid storage pipe (32) is arranged on the inner side of the first fixed frame (31), a first piston rod (33) is arranged below the first liquid storage pipe (32) in a sliding mode, a first spring (34) is connected between the first piston rod (33) and the first liquid storage pipe (32), and the first spring (34) is wound on the first piston rod (33); the closing mechanism (4) comprises: two second springs (41) are arranged at two parts in the shell (1), an extrusion block (42) is connected between the inner sides of the two second springs (41) at the same side, a liquid guide block (43) is arranged between the upper part of the first liquid storage pipe (32) and the shell (1), liquid baffle plates (44) are symmetrically and slidably arranged in the liquid guide block (43), two first fixing rods (45) are arranged at two sides of the liquid guide block (43), the liquid baffle plates (44) are slidably connected with the two first fixing rods (45) at the same side, third springs (46) are connected between the front side and the rear side of the liquid baffle plates (44) and the liquid guide block (43), the number of the third springs (46) is four, the third springs (46) are wound on the first fixing rods (45), a first guide rod (49) is arranged at the upper part in the shell (1), a sliding rail (47) is arranged between the first guide rod (49) and the first fixing frame (31), and a connecting block (48) is arranged at the lower part of the liquid baffle plate (44) at one side; the pushing mechanism (5) comprises: a second guide rod (51) is arranged on the first fixed frame (31), a pressing block (52) is arranged between the second guide rod (51) and the shell (1) in a sliding mode, a fourth spring (53) is connected between the pressing block (52) and the first fixed frame (31), the fourth spring (53) is wound on the second guide rod (51), a fifth spring (54) is connected between the pressing block (52) and the sliding rail (47), and a sliding block (55) is arranged on the pressing block (52); still including feed supplement mechanism (6), feed supplement mechanism (6) include: the utility model provides a connecting block, including shell (1), upper and lower both sides all are equipped with first mount (61), be connected with second stock solution pipe (62) between two first mounts (61), all be connected with catheter (63) between second stock solution pipe (62) both sides and first stock solution pipe (32), second stock solution pipe (62) upper side slip is equipped with second piston rod (64), be connected with sixth spring (65) between second piston rod (64) and second stock solution pipe (62), sixth spring (65) wind on second piston rod (64), connecting block (48) both sides all are equipped with pull block (69), both sides all are equipped with third guide bar (66) in shell (1), sliding type is equipped with wedge (67) between two third guide bar (66), all be connected with seventh spring (68) between wedge (67) both sides and shell (1), seventh spring (68) wind on third guide bar (66).
2. A portable reagent injection device for clinical laboratory according to claim 1, further comprising a shut-off mechanism (7), the shut-off mechanism (7) comprising: the lower side is equipped with fixed block (71) in second stock solution pipe (62), and fixed block (71) lower part both sides all are equipped with second mount (72), and the rotation is equipped with first shielding plate (73) between two second mounts (72), all is connected with torsion spring (74) between first shielding plate (73) both sides and second mount (72) of homonymy, and torsion spring (74) winds on first shielding plate (73).
3. A portable reagent injection device for clinical laboratory according to claim 2, further comprising a covering mechanism (8), wherein the covering mechanism (8) comprises: be equipped with second fixed frame (81) between second liquid reserve pipe (62) and shell (1), second fixed frame (81) lower part is equipped with second dead lever (82), sliding type is equipped with second shielding plate (83) between second dead lever (82) and second fixed frame (81), all be connected with eighth spring (84) between second shielding plate (83) lower part both sides and second dead lever (82), eighth spring (84) are around on second dead lever (82), second shielding plate (83) lower part is equipped with third shielding plate (85), third shielding plate (85) are connected with shell (1) slidingtype.
4. A portable reagent injection device for clinical laboratory according to claim 3, wherein the fixing block (71) is provided with a circular hole adapted to the size of the first cover plate (73).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210533687.XA CN114870921B (en) | 2022-05-17 | 2022-05-17 | Clinical laboratory uses portable reagent injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210533687.XA CN114870921B (en) | 2022-05-17 | 2022-05-17 | Clinical laboratory uses portable reagent injection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114870921A CN114870921A (en) | 2022-08-09 |
| CN114870921B true CN114870921B (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210533687.XA Active CN114870921B (en) | 2022-05-17 | 2022-05-17 | Clinical laboratory uses portable reagent injection device |
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