CN211528304U - Medicine feeding device of high performance liquid chromatograph - Google Patents
Medicine feeding device of high performance liquid chromatograph Download PDFInfo
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- CN211528304U CN211528304U CN201922238198.8U CN201922238198U CN211528304U CN 211528304 U CN211528304 U CN 211528304U CN 201922238198 U CN201922238198 U CN 201922238198U CN 211528304 U CN211528304 U CN 211528304U
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Abstract
The utility model relates to a medicine check out test set technical field just discloses a high performance liquid chromatograph advances medicine device, the on-line screen storage device comprises a base, fixed mounting has the support frame on the base, the upper portion fixed mounting of base has the dwang, the dwang rotates with the fixed block to be connected, the other end fixed mounting of fixed block has first spring. The utility model discloses a with cartridge case fixed mounting on the mount, and the inside movable mounting of cartridge case has piston and push rod, through with push rod fixed mounting on first telescopic link, through with push rod and first telescopic link fixed mounting in backup pad and montant, and the movable sleeve has been cup jointed in the activity on the montant, the distance value that highly changed first telescopic link to the movable sleeve through changing the movable sleeve has changed the volume that the inside medicament of cartridge case was released to the single, the accurate mesh of advancing of chromatographic column has been reached, be convenient for advance the volume of medicine to the single according to the reagent capacity requirement of chromatographic column and adjust, avoid the mistake of reagent proportion.
Description
Technical Field
The utility model relates to a medicine check out test set technical field specifically is a high performance liquid chromatograph advances medicine device.
Background
The high performance liquid chromatograph is one chromatographic analysis equipment with most application, and the high performance liquid chromatograph system consists of mobile phase liquid storing bottle, liquid transferring pump, sample injector, chromatographic column, detector and recorder.
At present, high performance liquid chromatograph is in the use, advances the medicine device and often can not automatic movement and accurate location to the sample bottle, and advances the medicine device and can't carry out accurate sample, leads to the medicine reagent proportion in the chromatographic column inaccurate to arouse that the analysis result error of gained is great, causes very big puzzlement for analysis work.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a high performance liquid chromatograph advances medicine device possesses the advantage that the accurate, can advance the medicine of getting it filled automatically, has solved the problem mentioned in the above-mentioned background art.
The utility model provides a following technical scheme: a high performance liquid chromatograph medicine feeding device comprises a base, wherein a support frame is fixedly mounted on the base, a rotating rod is fixedly mounted on the upper portion of the base, the rotating rod is rotatably connected with a fixed block, a first spring is fixedly mounted at the other end of the fixed block, the fixed block is fixedly connected with a chromatographic column, a medicine outlet pipe is fixedly mounted above the chromatographic column, the medicine outlet pipe is fixedly mounted at the bottom of a one-way valve, the upper portion of the one-way valve is fixedly mounted at the bottom of a medicine cylinder, a piston is mounted inside the medicine cylinder, a medicine conveying hose is fixedly mounted in the middle of the piston, the other end of the medicine conveying hose is fixedly mounted on a medicine storage tank, push rods are fixedly mounted on two sides of the medicine conveying hose, a first telescopic rod is fixedly mounted on the upper portion of each push rod, the upper portion of the first telescopic rod is fixedly mounted with a support, the montant passes movable sleeve fixed mounting on the mount, one side fixed mounting of movable sleeve has fastening screw, the bottom fixed mounting of movable sleeve has the second spring, the second spring cup joints the outside at the montant, the bottom fixed mounting of second spring is on the mount, the both sides upper portion fixed mounting of mount has the second telescopic link, the top fixed mounting of second telescopic link is on the roof of support frame.
In selection, a valve frame is fixedly installed inside the one-way valve, a third spring is fixedly installed inside the valve frame, the upper portion of the third spring is fixedly installed on a moving block, one side of a liquid outlet hole is fixedly installed on the moving block, and the width value of the liquid outlet hole is smaller than the height value of the moving block.
The medicine tube is characterized in that the tube wall of the medicine tube is a transparent tube wall, and a graduated scale is printed on the surface of the medicine tube.
The support frame is characterized in that the fixed blocks are selected to be arc-shaped supporting blocks, the number of the fixed blocks is two, and the two fixed blocks are symmetrically arranged at the bottom of the support frame.
The medicine outlet pipe is in a syringe needle shape, and the bottom surface of the medicine outlet pipe is an inclined opening.
And carefully selecting, wherein a hole is formed in the movable sleeve, and the movable sleeve is movably sleeved with the push rod and the vertical rod.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the utility model discloses a with cartridge case fixed mounting on the mount, and the inside movable mounting of cartridge case has piston and push rod, through with push rod fixed mounting on first telescopic link, through with push rod and first telescopic link fixed mounting in backup pad and montant, and the movable sleeve has been cup jointed in the activity on the montant, the distance value that highly changed first telescopic link to the movable sleeve through changing the movable sleeve has changed the volume that the inside medicament of cartridge case was released to the single, the accurate mesh of advancing of chromatographic column has been reached, be convenient for advance the volume of medicine to the single according to the reagent capacity requirement of chromatographic column and adjust, avoid the mistake of reagent proportion.
2. The utility model discloses an inside fixed mounting at the check valve has the movable block, and movable block fixed connection is on the valve bracket, adjust the position of movable block and play liquid hole through the inside pressure of cartridge case, avoid the cartridge case to take place to leak in advance at the check valve when adding medicine in inside, guarantee the accuracy of the inside medicine weight of cartridge case, the pipe wall of cartridge case is transparent pipe wall, and the surface is printed with the scale, be convenient for the accuracy carries out the number of degrees to the cartridge case, the record of being convenient for, and there is the dwang at the upper portion fixed mounting of base, fixed block and first spring, be convenient for fix the chromatographic column, avoid the chromatographic column to take place to empty when advancing medicine, liquid chromatograph's normal work efficiency has been.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the check valve of the present invention;
fig. 3 is a schematic view of the cartridge of the present invention.
In the figure: 1. a base; 2. a support frame; 3. rotating the rod; 4. a fixed block; 5. a first spring; 6. a medicine outlet pipe; 7. a one-way valve; 71. a valve frame; 72. a third spring; 73. a moving block; 74. a liquid outlet hole; 8. a cartridge; 9. a piston; 10. a drug delivery hose; 11. a push rod; 12. a first telescopic rod; 13. a support plate; 14. a vertical rod; 15. a movable sleeve; 16. fastening screws; 17. a second spring; 18. a fixed mount; 19. a second telescopic rod; 20. a medicine storage tank; 21. a chromatographic column.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a drug feeding device of a high performance liquid chromatograph comprises a base 1, a support frame 2 is fixedly installed on the base 1, a rotating rod 3 is fixedly installed on the upper portion of the base 1, the rotating rod 3 is rotatably connected with a fixed block 4, the fixed block 4 is an arc-shaped supporting block, the number of the fixed blocks 4 is two, the two fixed blocks 4 are symmetrically installed at the bottom of the support frame 2, the rotating rod 3, the fixed blocks 4 and a first spring 5 are fixedly installed on the upper portion of the base 1, so as to fix a chromatographic column 21, prevent the chromatographic column 21 from toppling over during drug feeding, ensure the normal working efficiency of the liquid chromatograph, the first spring 5 is fixedly installed at the other end of the fixed block 4, the fixed block 4 is fixedly connected with the chromatographic column 21, a drug outlet tube 6 is fixedly installed above the chromatographic column 21, the drug outlet tube 6 is in the shape of a syringe, the medicine outlet pipe 6 with the inclined opening is convenient for accurately injecting the medicine in the medicine cartridge 8 into the chromatographic column 21, the medicine outlet pipe 6 is fixedly arranged at the bottom of the check valve 7, the valve frame 71 is fixedly arranged in the check valve 7, the third spring 72 is fixedly arranged in the valve frame 71, the upper part of the third spring 72 is fixedly arranged on the movable block 73, the movable block 73 is fixedly arranged at one side of the liquid outlet hole 74, the width of the liquid outlet hole 74 is smaller than the height of the movable block 73, the movable block 73 is fixedly arranged in the check valve 7, the movable block 73 is fixedly connected to the valve frame 71, the positions of the movable block 73 and the liquid outlet hole 74 are adjusted through the pressure in the medicine cartridge 8, the check valve 7 is prevented from leaking in advance when the medicine cartridge 8 is added in the medicine, the accuracy of the weight of the medicine in the medicine cartridge 8 is ensured, the upper part of the check valve 7 is fixedly arranged at the bottom of the, the surface of the medicine cylinder 8 is printed with a scale, the pipe wall of the medicine cylinder 8 is a transparent pipe wall, and the surface is printed with the scale, so that the degree of the medicine cylinder 8 can be accurately measured and the recording is convenient, the piston 9 is arranged in the medicine cylinder 8, the middle part of the piston 9 is fixedly provided with the medicine conveying hose 10, the other end of the medicine conveying hose 10 is fixedly arranged on the medicine storage tank 20, two sides of the medicine conveying hose 10 are fixedly provided with the push rods 11, the upper part of the push rod 11 is fixedly arranged on the first telescopic rod 12, the upper part of the first telescopic rod 12 is fixedly arranged with the supporting plate 13, two ends of the supporting plate 13 are both fixedly provided with the vertical rods 14, the vertical rods 14 penetrate through the movable sleeve 15 and are fixedly arranged on the fixed frame 18, the movable sleeve 15 is provided with holes, the movable sleeve 15, the push rod 11 and the vertical rods 14 are movably sleeved, so that, a fastening screw 16 is fixedly installed on one side of the movable sleeve 15, a second spring 17 is fixedly installed at the bottom of the movable sleeve 15, the second spring 17 is sleeved outside the vertical rod 14, the bottom of the second spring 17 is fixedly installed on the fixed frame 18, second telescopic rods 19 are fixedly installed at the upper portions of the two sides of the fixed frame 18, the top end of each second telescopic rod 19 is fixedly installed on the top plate of the support frame 2, the medicine cartridge 8 is fixedly installed on the fixed frame 18, the piston 9 and the push rod 11 are movably installed inside the medicine cartridge 8, the push rod 11 is fixedly installed on the first telescopic rod 12, the push rod 11 and the first telescopic rod 12 are fixedly installed on the support plate 13 and the vertical rod 14, the movable sleeve 15 is movably sleeved on the vertical rod 14, the distance value from the first telescopic rod 12 to the movable sleeve 15 is changed by changing the height of the movable sleeve 15, and the volume of the medicine inside the, the purpose of accurate medicine feeding of the chromatographic column 21 is achieved, the volume of single medicine feeding is convenient to adjust according to the reagent capacity requirement of the chromatographic column 21, and the error of the reagent proportion is avoided.
The working principle is as follows: during the use, with chromatographic column 21 fixed mounting on fixed block 4, the cover 15 moves on montant 14 with the rotation fastening screw 16, observe the scale interval on the cartridge case 8, adjust piston 9 in the inside position of cartridge case 8, confirm the inside volume of cartridge case 8 after, the fastening screw 16 of screwing, open working power supply, the inside medicine bottle of medicine storage tank 20 gets into the inside of cartridge case 8 by defeated medicine hose 10, drive mount 18 downstream by second telescopic link 19 afterwards, mount 18 drives cartridge case 8 and play pencil 6 downstream in step, send out pencil 6 into the inside of chromatographic column 21, first telescopic link 12 promotes during the medicine of push rod 11 and piston 9 in with cartridge case 8 is discharged into chromatographic column 21 by play pencil 6 this moment, first telescopic link 12 and second telescopic link 19 pulling piston 9 and mount 18 reset afterwards, can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Simultaneously in the utility model discloses an in the drawing, fill the pattern and just do not do any other injecions for distinguishing the picture layer.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a high performance liquid chromatograph advances medicine device, includes base (1), its characterized in that: fixed mounting has support frame (2) on base (1), the upper portion fixed mounting of base (1) has dwang (3), dwang (3) rotates with fixed block (4) to be connected, the other end fixed mounting of fixed block (4) has first spring (5), fixed block (4) and chromatographic column (21) fixed connection, the top fixed mounting of chromatographic column (21) has out pencil (6), go out pencil (6) fixed mounting in the bottom of check valve (7), the upper portion fixed mounting of check valve (7) is in the bottom of cartridge case (8), the internally mounted of cartridge case (8) has piston (9), the middle part fixed mounting of piston (9) has defeated medicine hose (10), the other end fixed mounting of defeated medicine hose (10) is on medicine storage tank (20), the both sides fixed mounting of defeated medicine hose (10) has push rod (11), on the first telescopic link of upper portion fixed mounting (12) of push rod (11), the upper portion and backup pad (13) fixed mounting of first telescopic link (12), the equal fixed mounting in both ends of backup pad (13) has montant (14), montant (14) pass movable sleeve (15) fixed mounting on mount (18), one side fixed mounting of movable sleeve (15) has fastening screw (16), the bottom fixed mounting of movable sleeve (15) has second spring (17), second spring (17) cup joint the outside at montant (14), the bottom fixed mounting of second spring (17) is on mount (18), the both sides upper portion fixed mounting of mount (18) has second telescopic link (19), the top fixed mounting of second telescopic link (19) is on the roof of support frame (2).
2. The hplc drug feeding device of claim 1, wherein: a valve frame (71) is fixedly mounted inside the one-way valve (7), a third spring (72) is fixedly mounted inside the valve frame (71), the upper portion of the third spring (72) is fixedly mounted on a moving block (73), the moving block (73) is fixedly mounted on one side of a liquid outlet hole (74), and the width value of the liquid outlet hole (74) is smaller than the height value of the moving block (73).
3. The hplc drug feeding device of claim 1, wherein: the tube wall of the medicine tube (8) is a transparent tube wall, and a graduated scale is printed on the surface of the medicine tube (8).
4. The hplc drug feeding device of claim 1, wherein: the fixing blocks (4) are arc-shaped supporting blocks, the number of the fixing blocks (4) is two, and the two fixing blocks (4) are symmetrically arranged at the bottom of the supporting frame (2).
5. The hplc drug feeding device of claim 1, wherein: the medicine outlet pipe (6) is in a syringe needle shape, and the bottom surface of the medicine outlet pipe (6) is an inclined opening.
6. The hplc drug feeding device of claim 1, wherein: the movable sleeve (15) is provided with a hole, and the movable sleeve (15) is movably sleeved with the push rod (11) and the vertical rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238198.8U CN211528304U (en) | 2019-12-13 | 2019-12-13 | Medicine feeding device of high performance liquid chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238198.8U CN211528304U (en) | 2019-12-13 | 2019-12-13 | Medicine feeding device of high performance liquid chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211528304U true CN211528304U (en) | 2020-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922238198.8U Active CN211528304U (en) | 2019-12-13 | 2019-12-13 | Medicine feeding device of high performance liquid chromatograph |
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| Country | Link |
|---|---|
| CN (1) | CN211528304U (en) |
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- 2019-12-13 CN CN201922238198.8U patent/CN211528304U/en active Active
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