Centrifugal machine with auxiliary slide way

Abstract

The utility model relates to the technical field of centrifugal machines, and discloses a centrifugal machine with an auxiliary slide way, which comprises a concave block, a disc is fixedly connected to the middle of the inner wall of the concave block, a groove is formed in the middle of the top end of the disc, a direct current motor is fixedly connected to the inner wall of the groove, and a cylinder is fixedly connected to the output end of the direct current motor. The device comprises a cylinder, groove blocks are fixedly connected to the left side and the right side of the outer wall of the cylinder, moving blocks are slidably connected to the inner walls of the groove blocks, a plurality of clamping grooves are formed in the upper side and the lower side of the inner wall of each groove block, limiting plates are rotatably connected to the opposite sides of the two moving blocks, and test tube clamps are arranged on the outer sides of the limiting plates. According to the centrifugal machine disclosed by the utility model, the distance between a sample and an operation center can be adjusted as required through the mutual matching among the moving block, the test tube clamp and the groove block, and the centrifugal machine can be cleaned after the centrifugal machine finishes working through the mutual matching among the water pump, the spray head and the scraping plate.

Description

Technical Field

[0001] The utility model relates to the technical field of centrifuges, in particular to a centrifuge with an auxiliary slideway. Background Art

[0002] A centrifuge is a common laboratory and industrial equipment that is often used to separate different components in a mixture or extract specific components from a sample. Its main purpose is to separate the components in a mixture by using centrifugal force to separate them into layers.

[0003] In order to improve the efficiency and accuracy of sample separation during centrifugation, an auxiliary slide is a special feature in the centrifuge design. This helps to achieve better separation results in a shorter time and allows different components to be layered more clearly, thereby improving the accuracy of separation.

[0004] In the existing centrifuge with an auxiliary slide, the turntable is driven by a motor, and the test tubes with samples are placed in the slots on the turntable. The samples are separated as the motor drives them. However, in actual use, the distance between the slots above the turntable and the center of motion cannot be adjusted, which limits the application range of the centrifuge. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a centrifuge with an auxiliary slideway, aiming to improve the problem in the prior art that the distance between the sample and the rotation center of the centrifuge cannot be adjusted.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a centrifuge with an auxiliary slideway comprises a concave block, a disc is fixedly connected to the middle of the inner wall of the concave block, a groove is provided in the middle of the top of the disc, a DC motor is fixedly connected to the inner wall of the groove, a cylinder is fixedly connected to the output end of the DC motor, groove blocks are fixedly connected to the left and right sides of the outer wall of the cylinder, a moving block is slidably connected to the inner wall of the groove block, a plurality of slots are provided on the upper and lower sides of the inner wall of the groove block, and limiting plates are rotatably connected to the opposite sides of the two moving blocks, and the limiting plates are fixedly connected to the inner wall of the cylinder, and the inner wall of the cylinder is fixedly connected to the left and right sides of the outer wall of the cylinder, and the inner wall of the cylinder is fixedly connected to the moving block, and a plurality of slots are provided on the upper and lower sides of the inner wall of the cylinder, and the limiting plates are fixedly connected to ... A test tube clamp is arranged on the outside, the test tube clamp passes through the corresponding limiting plate and is provided with a nut, a test tube is arranged on the inner wall of the test tube clamp, a rubber plug is arranged on the top of the test tube, buttons are arranged on the adjacent sides of the two moving blocks, the buttons respectively pass through the corresponding moving blocks and are rotatably connected with a rotating bar, the upper and lower sides of the inner wall of the moving block are slidably connected with card blocks, the adjacent sides of the two card blocks are fixedly connected with springs, the card blocks are respectively rotatably connected with the corresponding rotating bars, a protective cover is rotatably connected to the top of the concave block, and a cleaning mechanism is arranged on the right side of the concave block.

[0007] As a further description of the above technical solution: the cleaning mechanism includes a water tank, which is fixedly connected to the rear side of the right end of the concave block, and a water pump is fixedly connected to the middle of the top end of the water tank, and the output end of the water pump is connected to a hose, and the left side of the hose passes through the protective cover and is connected to an annular pipe, and the front side of the annular pipe is connected to a plurality of nozzles, and scrapers are fixedly connected to the front and rear sides of the outer wall of the cylinder, and the bottom of the right end of the concave block is fixedly connected to a drain pipe, and a water pipe cover is provided on the right side of the drain pipe.

[0008] As a further description of the above technical solution: a handle is fixedly connected to the middle part of the top end of the protective cover, and an anti-slip sleeve is fixedly connected to the outer side of the handle.

[0009] As a further description of the above technical solution: a fixing column is fixedly connected to the front side of the top end of the protective cover, a fixing block is fixedly connected to the front side of the top end of the concave block, a hook is rotatably connected to the front side of the fixing block, and the hook is engaged with the fixing column.

[0010] As a further description of the above technical solution: a water inlet is fixedly connected to the right side of the top end of the water storage tank, and a water tank plug is arranged on the top end of the water inlet.

[0011] As a further description of the above technical solution: an observation window is provided on the front side of the water storage tank, and an outer frame is fixedly connected to the outer side of the observation window.

[0012] As a further description of the above technical solution: a controller is fixedly connected to the front side of the concave block, and the controller is electrically connected to the DC motor and the water pump respectively.

[0013] As a further description of the above technical solution: the outer side of the controller is fixedly connected to a shell, and the outer side of the shell is rotatably connected to a protective cover.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the rotating bar is driven to rotate by pulling the button, and at the same time, the card blocks on both sides are contracted toward the inside of the moving block, the spring is compressed and the elastic potential energy is accumulated, the card block and the card slot are released, and the moving block is moved to adjust the distance between the sample and the center of motion of the centrifuge. The button is released, the spring releases the elastic potential energy, the card block moves outward and is fixed with the card slot, the test tube clamp is selected, the nut is tightened to fix it on the limiting plate, the test tube is placed, the protective cover is rotated to cover the concave block, the DC motor is started to rotate the cylinder and the groove block, and the test tube is driven to run centrifugally. The test tube rotates a certain angle on the moving block under the centrifugal motion, so that the distance between the sample and the running center can be adjusted as needed.

[0016] 2. In the utility model, the water in the water tank is pumped into the hose by starting the water pump, and then sent into the annular tube through the hose. The water inside the annular tube is sent to each nozzle respectively and sprayed in the concave block, so as to wash the inside of the concave block. At the same time, the cylinder can be rotated by the drive of the DC motor, and the scraper can be driven to rotate, so that the inner wall of the concave block can be cleaned, and the cleaned sewage is discharged through the drain pipe. The water pipe cover can prevent the sewage from flowing out, and the centrifuge can be cleaned after the work is finished. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front view of the centrifuge with an auxiliary slide proposed by the utility model;

[0018] Figure 2 A three-dimensional diagram of a centrifuge with an auxiliary slideway proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the groove block structure of the centrifuge with an auxiliary slideway proposed by the utility model;

[0020] Figure 4 This is a cross-sectional view of the moving block of the centrifuge with auxiliary slideway proposed by the utility model.

[0021] Legend:

[0022] 1. concave block; 2. cleaning mechanism; 201. water tank; 202. water pump; 203. hose; 204. annular pipe; 205. nozzle; 206. scraper; 207. drain pipe; 208. water pipe cover; 3. disc; 4. groove; 5. DC motor; 6. cylinder; 7. groove block; 8. moving block; 9. slot; 10. test tube clamp; 11. nut; 12. test tube; 13. rubber plug; 14. button; 15. block; 16. spring; 17. rotating bar; 18. protective cover; 19. handle; 20. anti-slip cover; 21. fixed column; 22. fixed block; 23. hook; 24. observation window; 25. outer frame; 26. water inlet; 27. water tank plug; 28. controller; 29. ​​shell; 30. protective cover; 31. limiting plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Reference Figure 2 , Figure 3 and Figure 4 The utility model provides an embodiment: a centrifuge with an auxiliary slide, comprising a concave block 1, a disc 3 is fixedly connected to the middle of the inner wall of the concave block 1, a groove 4 is provided in the middle of the top of the disc 3, a DC motor 5 is fixedly connected to the inner wall of the groove 4, a cylinder 6 is fixedly connected to the output end of the DC motor 5, the left and right sides of the outer wall of the cylinder 6 are fixedly connected to groove blocks 7, a moving block 8 is slidably connected to the inner wall of the groove block 7, a plurality of slots 9 are provided on the upper and lower sides of the inner wall of the groove block 7, the opposite sides of the two moving blocks 8 are rotatably connected to a limiting plate 31, a test tube clamp 10 is provided on the outer side of the limiting plate 31, the test tube clamp 10 passes through the corresponding limiting plate 31 and is provided with a nut 11, a test tube 12 is provided on the inner wall of the test tube clamp 10, and a rubber plug 13 is provided on the top of the test tube 12, A button 14 is provided on each adjacent side of the two moving blocks 8, and the buttons 14 respectively penetrate the corresponding moving blocks 8 and are rotatably connected with a rotating bar 17. The upper and lower sides of the inner wall of the moving block 8 are slidably connected with a card block 15, and the adjacent sides of the two card blocks 15 are fixedly connected with a spring 16, and the card blocks 15 are rotatably connected with the corresponding rotating bar 17, respectively. The top of the concave block 1 is rotatably connected with a protective cover 18, and a cleaning mechanism 2 is provided on the right side of the concave block 1; a handle 19 is fixedly connected to the middle of the top of the protective cover 18, and an anti-slip sleeve 20 is fixedly connected to the outside of the handle 19; a fixed column 21 is fixedly connected to the front side of the top of the protective cover 18, and a fixed block 22 is fixedly connected to the front side of the top of the concave block 1, and a hook 23 is rotatably connected to the front side of the fixed block 22, and the hook 23 is engaged with the fixed column 21;

[0025] Specifically, by pulling the button 14, the rotating bar 17 rotates, the block 15 contracts toward the inside of the moving block 8, the spring 16 is compressed and accumulates elastic potential energy, the block 15 is disengaged from the slot 9, and the moving block 8 can adjust the distance between the sample and the center of motion of the centrifuge. The button 14 is released, the spring 16 releases the elastic potential energy, the block 15 moves outward and engages with the slot 9 to fix the position, a suitable test tube clamp 10 is selected, fixed to the limiting plate 31 by the nut 11, the test tube 12 is placed in the test tube clamp 10, the protective cover 18 is rotated to cover the concave block 1, the DC motor 5 is started to rotate the cylinder 6 and the groove block 7, and the test tube 12 carrying the sample starts centrifugal operation. The test tube 12 rotates a certain angle on the moving block 8 during the centrifugal movement to complete the sample separation.

[0026] Reference Figure 1 and Figure 2The cleaning mechanism 2 includes a water tank 201, which is fixedly connected to the rear side of the right end of the concave block 1. A water pump 202 is fixedly connected to the middle of the top of the water tank 201. The output end of the water pump 202 is connected to a hose 203. The left side of the hose 203 passes through the protective cover 18 and is connected to an annular pipe 204. The front side of the annular pipe 204 is connected to a plurality of nozzles 205. The front and rear sides of the outer wall of the cylinder 6 are fixedly connected to a scraper 206. The bottom of the right end of the concave block 1 is fixedly connected to a drain pipe 207. A water pipe cover 208 is provided on the right side of the drain pipe 207.

[0027] Specifically, water in the water tank 201 is pumped into the hose 203 through the water pump 202, sent to the annular pipe 204, and then sent to the nozzle 205 to be sprayed on the concave block 1 for washing. At the same time, the DC motor 5 drives the cylinder 6 to rotate, driving the scraper 206 to clean the inner wall of the concave block. The cleaned sewage is discharged through the drain pipe 207. The water pipe cover 208 prevents the sewage from flowing out. The centrifuge can be cleaned after the work is finished.

[0028] Reference Figure 1 and Figure 2 A water inlet 26 is fixedly connected to the right side of the top of the water storage tank 201, and a water tank plug 27 is provided at the top of the water inlet 26; an observation window 24 is opened on the front side of the water storage tank 201, and an outer frame 25 is fixedly connected to the outer side of the observation window 24;

[0029] Specifically, water can be added to the water tank 201 through the water filling port 26, dust and the like can be prevented from entering the water tank 201 through the water tank plug 27, the internal conditions of the water tank 201 can be checked through the observation window 24, and the outer frame 25 can prevent accidental bumps on the corners that may cause injuries.

[0030] Reference Figure 1 , Figure 2 and Figure 3 The front side of the concave block 1 is fixedly connected with a controller 28, and the controller 28 is electrically connected to the DC motor 5 and the water pump 202 respectively; the outer side of the controller 28 is fixedly connected with a housing 29, and the outer side of the housing 29 is rotatably connected with a protective cover 30;

[0031] Specifically, the controller 28 can control the starting and operating power between the DC motor 5 and the water pump 202 respectively, the outer shell 29 can prevent the controller 28 from being damaged due to collision, and the protective cover 30 can prevent dust and liquid from entering the controller 28 and causing damage to its internal electronic components.

[0032] Working principle: Before using the device, first, place the sample to be separated in the test tube 12, plug it with a rubber stopper 13 to prevent the sample from spilling out during the centrifugation process, and pull the button 14 to drive the rotating bar 17 to rotate, while making the blocks 15 on both sides simultaneously shrink toward the inside of the moving block 8. As the blocks 15 on both sides shrink toward the middle, the spring 16 is compressed and accumulates elastic potential energy. At this time, the block 15 is disengaged from the slot 9. By moving the moving block 8 left and right, the sample and the center of motion of the centrifuge can be adjusted. When the required distance is selected, release the button 14. At this time, the elastic potential energy accumulated by the spring 16 is released, so that the block 15 moves outward and engages with the slot 9 to fix it. Select a suitable test tube clamp 10, and fix the test tube clamp 10 on the limiting plate 31 by tightening the nut 11. Place the test tube 12 in the test tube clamp 10, rotate the protective cover 18 to cover the concave block 1, and start the DC The motor 5 can rotate the cylinder 6 and the groove block 7 above it, and drive the test tube 12 carrying the sample above the groove block 7 to start centrifugal operation. During the rotation, the test tube 12 will be rotated an angle on the moving block 8 by the centrifugal motion, thereby completing the separation of the sample. After the centrifugation is completed, the water in the water storage tank 201 can be pumped into the hose 203 by starting the water pump 202, and sent to the annular tube 204 through the hose 203. The water inside the annular tube 204 is sent to each nozzle 205 respectively through the annular tube 204, and sprayed in the concave block 1, thereby flushing the inside of the concave block 1. At the same time, driven by the DC motor 5, the cylinder 6 can be rotated, and the scraper 206 can be driven to rotate, so that the inner wall of the concave block can be cleaned, and the cleaned sewage is discharged through the drain pipe 207. The water pipe cover 208 can prevent the sewage from flowing out, and the centrifuge can be cleaned after the work is completed.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A centrifuge with an auxiliary slide, comprising a concave block (1), characterized in that: A disk (3) is fixedly connected to the middle of the inner wall of the concave block (1), a groove (4) is provided in the middle of the top of the disk (3), a DC motor (5) is fixedly connected to the inner wall of the groove (4), a cylinder (6) is fixedly connected to the output end of the DC motor (5), groove blocks (7) are fixedly connected to the left and right sides of the outer wall of the cylinder (6), a moving block (8) is slidably connected to the inner wall of the groove block (7), a plurality of slots (9) are provided on the upper and lower sides of the inner wall of the groove block (7), and a limiting plate (31) is rotatably connected to the opposite side of the two moving blocks (8), and a test tube clamp (10) is provided on the outer side of the limiting plate (31), and the test tube clamp (10) passes through the corresponding limiting plate (31) and A nut (11) is provided, a test tube (12) is provided on the inner wall of the test tube clamp (10), a rubber plug (13) is provided at the top of the test tube (12), buttons (14) are provided on adjacent sides of the two moving blocks (8), the buttons (14) respectively penetrate the corresponding moving blocks (8) and are rotatably connected to a rotating bar (17), the upper and lower sides of the inner wall of the moving block (8) are slidably connected to clamping blocks (15), the adjacent sides of the two clamping blocks (15) are fixedly connected to springs (16), the clamping blocks (15) are respectively rotatably connected to the corresponding rotating bars (17), the top of the concave block (1) is rotatably connected to a protective cover (18), and a cleaning mechanism (2) is provided on the right side of the concave block (1).

2. The centrifuge with auxiliary slide according to claim 1, characterized in that: The cleaning mechanism (2) comprises a water tank (201), the water tank (201) being fixedly connected to the rear side of the right end of the concave block (1), a water pump (202) being fixedly connected to the middle of the top end of the water tank (201), the output end of the water pump (202) being connected to a hose (203), the left side of the hose (203) passing through the protective cover (18) and being connected to an annular pipe (204), the front side of the annular pipe (204) being connected to a plurality of nozzles (205), the front and rear sides of the outer wall of the cylinder (6) being fixedly connected to a scraper (206), the bottom of the right end of the concave block (1) being fixedly connected to a drain pipe (207), the right side of the drain pipe (207) being provided with a water pipe cover (208).

3. The centrifuge with auxiliary slide according to claim 1, characterized in that: A handle (19) is fixedly connected to the middle of the top end of the protective cover (18), and an anti-slip sleeve (20) is fixedly connected to the outer side of the handle (19).

4. The centrifuge with auxiliary slide according to claim 1, characterized in that: The top front side of the protective cover (18) is fixedly connected to a fixing column (21), the top front side of the concave block (1) is fixedly connected to a fixing block (22), the front side of the fixing block (22) is rotatably connected to a hook (23), and the hook (23) is engaged with the fixing column (21).

5. The centrifuge with auxiliary slideway according to claim 2, characterized in that: A water inlet (26) is fixedly connected to the right side of the top end of the water storage tank (201), and a water tank plug (27) is provided at the top end of the water inlet (26).

6. The centrifuge with auxiliary slideway according to claim 2, characterized in that: An observation window (24) is provided on the front side of the water storage tank (201), and an outer frame (25) is fixedly connected to the outer side of the observation window (24).

7. The centrifuge with auxiliary slideway according to claim 2, characterized in that: A controller (28) is fixedly connected to the front side of the concave block (1), and the controller (28) is electrically connected to the DC motor (5) and the water pump (202) respectively.

8. The centrifuge with auxiliary slideway according to claim 7, characterized in that: The outer side of the controller (28) is fixedly connected to a housing (29), and the outer side of the housing (29) is rotatably connected to a protective cover (30).

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