CN213364662U - Liquid chromatograph - Google Patents
Liquid chromatograph Download PDFInfo
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- CN213364662U CN213364662U CN202022061010.XU CN202022061010U CN213364662U CN 213364662 U CN213364662 U CN 213364662U CN 202022061010 U CN202022061010 U CN 202022061010U CN 213364662 U CN213364662 U CN 213364662U
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- fixedly connected
- liquid chromatograph
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Abstract
The utility model provides a liquid chromatograph. The liquid chromatograph comprises a chromatograph body, the bottom fixedly connected with control box of the chromatograph body, two backup pads of one side fixedly connected with of control box inside, the bottom fixedly connected with bottom plate of backup pad, two it is connected with the lead screw to rotate between the relative one side of backup pad. The utility model provides a liquid chromatograph, move liquid chromatograph through the removal wheel that sets up, and in order to avoid when using liquid chromatograph, the displacement of removal wheel, through the starter motor, take in and enter into the control box with removing the wheel, make the bottom plate of setting up support liquid chromatograph, and then improve the stability using liquid chromatograph, and through the holder that sets up in placing the frame, can carry out the centre gripping to the laboratory flask and fix, avoid liquid chromatograph's removal, cause the collision damage between each laboratory flask, and then avoided the damage of laboratory flask in the removal in-process.
Description
Technical Field
The utility model relates to a liquid chromatograph field especially relates to a liquid chromatograph.
Background
The liquid chromatograph is an instrument which firstly separates a mixture and then analyzes and identifies the mixture by utilizing the difference of the distribution ratio of the mixture between liquid and solid or immiscible two liquids, and is widely applied to the fields of biology, chemistry and the like at present.
When using liquid chromatograph, through the frame of placing at the liquid chromatograph top, place the experiment bottle and deposit in the inside of placing the frame, when removing liquid chromatograph, because the inside of placing the frame generally lacks and carries out the device fixed to the experiment bottle, consequently, make easily between each experiment bottle at the in-process that removes, bump, and then probably cause the experiment bottle to be overturned, damage, not only influence the result of experiment easily, still make the solution in the experiment bottle cause the pollution to liquid chromatograph easily.
Therefore, it is necessary to provide a liquid chromatograph to solve the above technical problems.
Disclosure of Invention
The utility model provides a liquid chromatograph has solved prior art, when removing liquid chromatograph, causes the problem that the laboratory flask damaged easily.
In order to solve the technical problem, the liquid chromatograph provided by the utility model comprises a chromatograph body, a control box is fixedly connected with the bottom of the chromatograph body, two supporting plates are fixedly connected with one side inside the control box, a bottom plate is fixedly connected with the bottom of the supporting plates, a lead screw is rotatably connected between the opposite sides of the two supporting plates, one end of the lead screw penetrates through the supporting plates and extends to one side of the supporting plates, a worm wheel is fixedly connected with one end of the lead screw extending to one side of the supporting plates, a motor is arranged at one side of the supporting plates, a worm is fixedly connected with one end of an output shaft of the motor, the worm is in transmission connection with the worm wheel, two threaded sleeves are in threaded connection with the outer surface of the lead screw, the bottoms of the two threaded sleeves are movably connected with connecting rods, and a moving plate is in, the top of movable plate swing joint in the bottom of connecting rod, the both sides of movable plate bottom all are provided with the removal wheel.
Preferably, the screw rod is fixedly connected with a T-shaped block, two compression springs are arranged at the bottom of the T-shaped block, and the bottom ends of the two compression springs are arranged on the moving plate.
Preferably, the two sides of the bottom of the moving plate are fixedly connected with limiting blocks, and the two sides of the bottom of the moving plate are fixedly connected with locking grooves in the supporting plate.
Preferably, the frame is placed to the top fixedly connected with of chromatograph body, place fixedly connected with baffle between the inside both sides of frame, the equal fixedly connected with control box in both sides of baffle, the fixedly connected with fixed block between the inside both sides of control box, the equal fixedly connected with slide bar in both sides of fixed block, the one end of slide bar is fixed in one side of control box inside.
Preferably, the outer surface sliding connection of slide bar has the sliding block, the surface of slide bar just is located one side cover of sliding block is equipped with extrusion spring.
Preferably, a pulling plate is fixedly connected between opposite sides of the two sliding blocks, and a control handle is fixedly connected to one side of the pulling plate.
Preferably, one side of the pulling plate is fixedly connected with the clamping piece.
Compared with the prior art, the utility model provides a liquid chromatograph has following beneficial effect:
the utility model provides a liquid chromatograph, move liquid chromatograph through the removal wheel that sets up, and in order to avoid when using liquid chromatograph, the displacement of removal wheel, through the starter motor, take in and enter into the control box with removing the wheel, make the bottom plate of setting up support liquid chromatograph, and then improve the stability using liquid chromatograph, and through the holder that sets up in placing the frame, can carry out the centre gripping to the laboratory flask and fix, avoid liquid chromatograph's removal, cause the collision damage between each laboratory flask, and then avoided the damage of laboratory flask in the removal in-process.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of a liquid chromatograph according to the present invention;
FIG. 2 is a schematic cross-sectional view of the control box of FIG. 1;
FIG. 3 is an enlarged partial schematic view of FIG. 1 at A;
FIG. 4 is a schematic top view of the placement frame shown in FIG. 1;
fig. 5 is a schematic cross-sectional view of the control box shown in fig. 4.
Reference numbers in the figures: 1. a chromatograph body; 2. a control box; 3. a support plate; 4. a base plate; 5. a screw rod; 6. a worm gear; 7. a motor; 8. a worm; 9. a threaded sleeve; 10. a connecting rod; 11. moving the plate; 12. a moving wheel; 13. a T-shaped block; 14. a compression spring; 15. a limiting block; 16. a locking groove; 17. placing the frame; 18. a baffle plate; 19. a control box; 20. a fixed block; 21. a slide bar; 22. a slider; 23. a compression spring; 24. pulling the movable plate; 25. a control handle; 26. a clamping member.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5 in combination, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of a liquid chromatograph according to the present invention; FIG. 2 is a schematic cross-sectional view of the control box of FIG. 1; FIG. 3 is an enlarged partial schematic view of FIG. 1 at A; FIG. 4 is a schematic top view of the placement frame shown in FIG. 1; fig. 5 is a schematic cross-sectional view of the control box shown in fig. 4. The liquid chromatograph comprises a chromatograph body 1, a bottom fixedly connected with control box 2 of chromatograph body 1, two backup pads 3 of one side fixedly connected with of control box 2 inside, bottom fixedly connected with bottom plate 4 of backup pad 3, two rotate between the relative one side of backup pad 3 and be connected with lead screw 5, the one end of lead screw 5 runs through backup pad 3 and extend to one side of backup pad 3, lead screw 5 extends to the one end fixedly connected with worm wheel 6 of backup pad 3, one side of backup pad 3 is provided with motor 7, the one end fixedly connected with worm 8 of motor 7 output shaft, worm 8 with worm wheel 6 transmission is connected, the surface threaded connection of lead screw 5 has two threaded sleeve 9, two the equal swing joint in bottom of threaded sleeve 9 has connecting rod 10, two the bottom sliding connection that just is located lead screw 5 between the relative one side of backup pad 3 has 11 movable plates movable plate movable The top of the moving plate 11 is movably connected to the bottom end of the connecting rod 10, and moving wheels 12 are arranged on two sides of the bottom of the moving plate 11;
the motor 7 is connected with an external power supply and a control switch;
the motor is a positive and negative rotation motor;
the screw rod 5 is provided with a positive thread and a negative thread, and one half of the screw rod 5 is separated by a T-shaped block 13;
through the two threads, the moving plate 11 is driven to slide up and down under the rotation of the screw rod 5, so that the moving wheel 12 on the moving plate 11 is adjusted out of the control box 2 to move the chromatograph body 1, or is retracted into the control box 2 to be stored, the chromatograph body 1 is also supported to be stable, and the displacement of the moving wheel 12 is avoided;
the soleplate 4 is parallel to the ground and makes contact with the ground.
A T-shaped block 13 is fixedly connected to the screw rod 5, two compression springs 14 are arranged at the bottom of the T-shaped block 13, and the bottom ends of the two compression springs 14 are arranged on the moving plate 11;
through the compression spring 14, the movable plate 11 is limited, and the phenomenon that the threaded sleeve 9 is displaced due to the fact that the movable wheel 12 is extruded is avoided.
Both sides of the bottom of the moving plate 11 are fixedly connected with limiting blocks 15, and both the bottoms of the two supporting plates 3, which are positioned on the moving plate 11, are fixedly connected with locking grooves 16;
through the stopper 15 and the locking groove 16 that set up, when removing the chromatograph body, carry out fixed joint between stopper 15 and the locking groove 16, avoid removing the in-process, cause rocking of movable plate 11.
The outer surface of the slide rod 21 is slidably connected with a slide block 22, and an extrusion spring 23 is sleeved on one side of the outer surface of the slide rod 21, which is positioned on the slide block 22;
both sides of the slide block 22 are slidably connected to both sides inside the control box 19.
A pulling plate 24 is fixedly connected between opposite sides of the two sliding blocks 22, and a control handle 25 is fixedly connected to one side of the pulling plate 24.
One side of the pulling plate 24 is fixedly connected with a clamping piece 26;
the clamping piece 26 is in a semicircular arc shape, so that the experiment bottle can be well clamped and fixed;
the material of holder 26 is the rubber material, and in the centre gripping process, protects the experiment bottle, avoids taking place the collision of each experiment bottle.
The utility model provides a liquid chromatograph's theory of operation as follows:
the first step is as follows: when the liquid chromatograph is moved, the motor 7 is started, so that the worm 8 on the output shaft of the motor 7 rotates, the worm 8 is in transmission connection with the worm wheel 6, the worm wheel 6 rotates, the lead screw 5 is driven to rotate, the threaded sleeve 9 on the lead screw 5 is driven to slide, the connecting rod 10 on the threaded sleeve 9 slides downwards the moving plate 11, the moving wheel 12 at the bottom of the moving plate 11 gradually contacts the ground and extrudes the opposite side, the liquid chromatograph is supported, the bottom plate 4 which is in contact with the ground before is separated from the ground, and when the moving plate 11 slides downwards, the limiting block 15 on the moving plate 11 enters the locking groove 16 to be in limiting clamping connection, and the liquid chromatograph is moved;
the second step is that: in the moving process, in order to avoid the displacement of the threaded sleeve 9, the moving plate 11 is subjected to rebound extrusion through the arranged compression spring 14, so that the moving plate 11 is prevented from moving;
the third step: after moving to a laboratory, starting the motor 7 to enable the worm 8 on the output shaft of the motor 7 to drive the worm wheel 6 to rotate, enabling the threaded sleeve 9 on the screw rod 5 to drive the connecting rod 10 to contract, enabling the moving plate 11 to slide upwards, retracting the moving wheel 12 on the moving plate 11 into the control box 2, and gradually enabling the arranged bottom plate 4 to be in contact with the ground until the liquid chromatograph is supported;
the fourth step: in the process of removing liquid chromatograph, avoid placing the collision damage of placing the inside experiment bottle of frame 17, need fix the centre gripping to it, at first, place the inside of placing frame 17 with the experiment bottle, and pulling control handle 25, make sliding block 22 on the pulling plate 24 slide on slide bar 21, it compresses to drive the extrusion spring 23 of establishing on slide bar 21, after placing the experiment bottle, through slowly releasing control handle 25, under the promotion of extrusion spring 23, slide pulling plate 24 on sliding block 22, make clamping piece 26 on the pulling plate 24 carry out the centre gripping fixedly to the experiment bottle, and then accomplish spacing to the experiment bottle.
Compared with the prior art, the utility model provides a liquid chromatograph has following beneficial effect:
move the liquid chromatograph through the removal wheel 12 that sets up, and in order to avoid when using liquid chromatograph, move the displacement of wheel 12, through starter motor 7, take in removal wheel 12 and enter into control box 2, make the bottom plate 4 of setting up support liquid chromatograph, and then improve the stability using liquid chromatograph, and through the holder 26 of setting up in placing frame 17, can carry out the centre gripping to the laboratory flask and fix, avoid liquid chromatograph's removal, cause the collision damage between each laboratory flask, and then avoided the damage of laboratory flask in the removal in-process.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. A liquid chromatograph includes a chromatograph body (1), characterized in that: the bottom of the chromatograph body (1) is fixedly connected with a control box (2), one side inside the control box (2) is fixedly connected with two supporting plates (3), the bottom of each supporting plate (3) is fixedly connected with a bottom plate (4), a lead screw (5) is rotatably connected between the two opposite sides of the two supporting plates (3), one end of each lead screw (5) penetrates through the corresponding supporting plate (3) and extends to one side of the corresponding supporting plate (3), one end of each lead screw (5) extending to the corresponding supporting plate (3) is fixedly connected with a worm wheel (6), one side of each supporting plate (3) is provided with a motor (7), one end of an output shaft of each motor (7) is fixedly connected with a worm (8), the worm (8) is in transmission connection with the worm wheel (6), and the outer surface of each lead screw (5) is in threaded connection with two threaded, two the equal swing joint in bottom of threaded sleeve (9) has connecting rod (10), two the bottom sliding connection that just is located lead screw (5) between the relative one side of backup pad (3) has movable plate (11), the top swing joint of movable plate (11) in the bottom of connecting rod (10), the both sides of movable plate (11) bottom all are provided with removes wheel (12).
2. The liquid chromatograph according to claim 1, wherein a T-shaped block (13) is fixedly connected to the screw (5), two compression springs (14) are arranged at the bottom of the T-shaped block (13), and the bottom ends of the two compression springs (14) are arranged on the moving plate (11).
3. The liquid chromatograph according to claim 1, wherein the moving plate (11) is fixedly connected with stoppers (15) on both sides of the bottom thereof, and the two support plates (3) are fixedly connected with locking grooves (16) on the bottom of the moving plate (11).
4. The liquid chromatograph according to claim 1, wherein a placing frame (17) is fixedly connected to the top of the chromatograph body (1), a baffle (18) is fixedly connected between two sides inside the placing frame (17), a control box (19) is fixedly connected to each of two sides of the baffle (18), a fixing block (20) is fixedly connected between two sides inside the control box (19), a sliding rod (21) is fixedly connected to each of two sides of the fixing block (20), and one end of the sliding rod (21) is fixed to one side inside the control box (19).
5. Liquid chromatograph according to claim 4, characterized in that a sliding block (22) is slidably connected to the outer surface of said sliding rod (21), and a compression spring (23) is sleeved on the outer surface of said sliding rod (21) and on one side of said sliding block (22).
6. Liquid chromatograph according to claim 5, characterized in that between the opposite sides of said two sliding blocks (22) there is fixedly connected a pulling plate (24), on one side of said pulling plate (24) there is fixedly connected a control handle (25).
7. Liquid chromatograph according to claim 6, characterized in that one side of said pull plate (24) is fixedly connected to a clamping member (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022061010.XU CN213364662U (en) | 2020-09-18 | 2020-09-18 | Liquid chromatograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022061010.XU CN213364662U (en) | 2020-09-18 | 2020-09-18 | Liquid chromatograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213364662U true CN213364662U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022061010.XU Active CN213364662U (en) | 2020-09-18 | 2020-09-18 | Liquid chromatograph |
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| Country | Link |
|---|---|
| CN (1) | CN213364662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714881A (en) * | 2023-08-07 | 2023-09-08 | 哈尔滨瀚邦医疗科技有限公司 | High performance liquid chromatograph |
-
2020
- 2020-09-18 CN CN202022061010.XU patent/CN213364662U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116714881A (en) * | 2023-08-07 | 2023-09-08 | 哈尔滨瀚邦医疗科技有限公司 | High performance liquid chromatograph |
| CN116714881B (en) * | 2023-08-07 | 2023-11-10 | 哈尔滨瀚邦医疗科技有限公司 | High performance liquid chromatograph |
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