Centrifugal device for chemical detection
By introducing the centrifugal distance adjustment component and the fixed limit component into the centrifuge device, the problem of the inability to adjust the centrifugal rotation diameter of the traditional centrifuge and the instability of the chemical detection bottle is solved, achieving adaptive adjustment of different chemicals and accurate detection results. sex.
Patent Information
- Application Number
- CN202421082922.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-01-21
- Estimated Expiration
- 2034-05-17
AI Technical Summary
Traditional centrifuges lack the centrifugal rotation diameter adjustment device, and cannot adapt to the centrifugal force requirements of different chemicals. It is easy to cause unstable chemical detection bottles during the adjustment process, affecting the centrifugal effect and the accuracy of the detection results.
A centrifugal device for chemical detection is designed, which includes a centrifugal distance adjustment component and a fixed limit component. Through the sliding of the adjustment frame and the cooperation of the limit groove, the centrifugal rotation diameter is adjusted, and the chemical detection is fixed through the support and positioning component. bottle to ensure its stability.
It realizes the adjustment of centrifugal rotation diameter for different chemical detection products, ensures the stability of chemical detection bottles during the centrifugation process, and improves the accuracy of detection results.
Smart Images
Figure CN222369344U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of chemical detection instruments, in particular to a centrifugal device for chemical detection. Background Art
[0002] Chemical centrifugal testing is a commonly used experimental method for separating different components in a mixture, usually based on their density differences. In chemical laboratories, centrifuges are widely used for centrifugal testing. During the centrifugation process, the sample tube or chemical test bottle is placed in the centrifuge cylinder of the centrifuge. The centrifugal force is generated by high-speed rotation, causing the components in the sample to precipitate in different layers, thereby achieving separation and testing;
[0003] Different chemicals require different centrifugal forces, and the centrifugal rotation diameter needs to be adjusted. Traditional centrifuges lack a rotation diameter adjustment device and can only perform centrifugal testing on chemicals with the same rotation diameter. Secondly, during the rotation diameter adjustment process, it is necessary to ensure the stability of the chemical test bottle after the adjustment. The chemical test bottle may move or tilt, resulting in instability during the centrifugation process, affecting the centrifugal effect and the accuracy of the test results. In response to the above problems, the inventors proposed a centrifugal device for chemical testing to solve the above problems. Utility Model Content
[0004] In order to solve the problems of adjusting the centrifugal rotating diameter and the stability of chemical detection bottles during the centrifugal process, the utility model aims to provide a centrifugal device for chemical detection.
[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions: a centrifugal device for chemical detection, comprising an outer frame, a top cover is rotatably provided on one side of the top of the outer frame, a rotating assembly is provided on the outer frame, five centrifugal spacing adjustment assemblies distributed in a circular array are provided on the rotating assembly, a supporting and fixing assembly is provided on the centrifugal spacing adjustment assembly, and a fixed limit assembly is provided on the top cover;
[0006] The centrifugal spacing adjustment component includes a fixed frame, which is fixedly mounted on the rotating component, an adjustment frame is slidably provided on the fixed frame, a connecting frame is fixedly mounted on one side of the top of the adjusting frame, a plug is inserted through the connecting frame, a lifting plate is fixedly mounted on the outer wall of the plug, and the lifting plate and the connecting frame are slidably connected, a spring is sleeved on the outer wall of the plug, and the two ends of the spring are respectively fixedly connected to the lifting plate and the connecting frame, a limiting plate is fixedly mounted on one side of the fixed frame close to the plug, and a limiting groove used in conjunction with the plug is opened on the limiting plate.
[0007] Preferably, the fixed limit assembly includes a fixed block, which is fixedly installed in the middle of the top of the top cover, and a No. 1 threaded rod is threadedly installed on the fixed block, a lifting column is fixedly installed on the end of the No. 1 threaded rod, and the lifting column passes through the top cover, and a limit plate is rotatably installed on the bottom end of the lifting column.
[0008] Preferably, the rotating assembly comprises a rotating shaft, the rotating shaft is rotatably mounted on the outer frame and passes through the outer frame, a rotating disk is fixedly mounted on the top end of the rotating shaft, and the fixed frame and the rotating disk are fixedly connected.
[0009] Preferably, two symmetrically distributed fixing columns are fixedly mounted on the inner wall of the regulating frame, a centrifugal cylinder is slidably arranged on the fixing columns, and a guide groove for use with the fixing columns is provided on the outer wall of the centrifugal cylinder.
[0010] Preferably, a No. 2 threaded rod is threaded through the centrifugal cylinder, and a positioning plate is rotatably mounted on the end of the No. 2 threaded rod.
[0011] Preferably, two symmetrically distributed balls are rotatably mounted on the bottom end of the fixed frame, and a slide groove used in conjunction with the balls is provided on the outer frame.
[0012] Preferably, a guide frame is fixedly installed inside the top cover, a lifting ring frame is slidably provided in the guide frame, and the bottom end of the lifting ring frame is fixedly connected to the top end of the limit plate, and a rotating handle is fixedly installed on the top end of the No. 1 threaded rod.
[0013] Preferably, a driven gear is fixedly mounted on the outer wall of the rotating shaft, a motor is fixedly mounted on the outer frame, a driving gear is fixedly mounted on the driving end of the motor, and the driving gear and the driven gear are meshingly connected.
[0014] Compared with the prior art, the beneficial effects of the utility model are:
[0015] 1. The utility model sets a centrifugal spacing adjustment component, so that the adjustment frame can slide and position on the fixed frame as needed, and the centrifugal rotation diameter distance is changed by moving the adjustment frame. The centrifugal spacing adjustment effect is achieved through the above operation, and centrifugal experiments can be carried out on different chemical test products at the same time, which is convenient for comparison of experimental data;
[0016] 2. The utility model sets a fixed limit assembly and a support positioning assembly, so that the support positioning assembly can position and fix the chemical detection bottle in the centrifuge cylinder, and the fixed limit assembly can perform secondary limit fixing on the centrifugal spacing adjustment assembly. Through the above operation, the effect of limit fixing of the chemical detection bottle is achieved, ensuring the stability of the chemical detection bottle during the entire centrifugation process and improving the accuracy of the detection results. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0018] Figure 1 It is a schematic diagram of the structure of the utility model;
[0019] Figure 2 This is a schematic diagram of the overall dissected structure of the utility model;
[0020] Figure 3 for Figure 2 A schematic diagram of the structure enlargement in the middle;
[0021] Figure 4 for Figure 2 A magnified schematic diagram of the structure at B in the middle;
[0022] Figure 5 This is a schematic diagram of the structure of the centrifugal spacing adjustment component in the utility model;
[0023] Figure 6 for Figure 5 A magnified schematic diagram of the structure at C in the middle;
[0024] Figure 7 It is a structural schematic diagram of the support and fixing assembly in the utility model;
[0025] Figure 8 This is a schematic diagram of the structure of the centrifugal cylinder in the utility model;
[0026] Fig. 9 It is a structural schematic diagram of the rotating component in the utility model.
[0027] In the figure: 1. outer frame; 2. top cover; 3. rotating assembly; 301. rotating shaft; 302. turntable; 303. driven gear; 304. driving gear; 305. motor; 4. centrifugal spacing adjustment assembly; 401. fixed frame; 402. adjustment frame; 403. fixed column; 404. centrifugal cylinder; 405. guide groove; 406. connecting frame; 407. plug; 408. spring; 409. lifting plate; 410. limit plate; 411. limit groove; 412. ball; 413. slide; 5. fixed limit assembly; 501. fixed block; 502. No. 1 threaded rod; 503. lifting column; 504. limit plate; 505. guide frame; 506. lifting ring frame; 507. rotating handle; 6. supporting and fixing assembly; 601. No. 2 threaded rod; 602. positioning plate. DETAILED DESCRIPTION
[0028] 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.
[0029] like Figure 1-9 As shown, the utility model provides a centrifugal device for chemical detection, comprising an outer frame 1, a top cover 2 is rotatably provided on one side of the top of the outer frame 1, a rotating assembly 3 is provided in the outer frame 1, five centrifugal spacing adjustment assemblies 4 distributed in a circular array are provided on the rotating assembly 3, a supporting and fixing assembly 6 is provided on the centrifugal spacing adjustment assembly 4, and a fixed limit assembly 5 is provided on the top cover 2;
[0030] The centrifugal spacing adjustment component 4 includes a fixed frame 401, which is fixedly installed on the rotating component 3. An adjustment frame 402 is slidably provided in the fixed frame 401, and a connecting frame 406 is fixedly installed on one side of the top of the adjusting frame 402. A plug 407 is inserted through the connecting frame 406. A lifting plate 409 is fixedly installed on the outer wall of the plug 407, and the lifting plate 409 and the connecting frame 406 are slidably connected. A spring 408 is sleeved on the outer wall of the plug 407, and the two ends of the spring 408 are fixedly connected to the lifting plate 409 and the connecting frame 406 respectively. A limiting plate 410 is fixedly installed on the side of the fixed frame 401 close to the plug 407, and a limiting groove 411 used in conjunction with the plug 407 is opened on the limiting plate 410.
[0031] By adopting the above technical solution, the adjustment frame 402 can be moved and adjusted on the fixed frame 401 as needed.
[0032] The fixed limiting assembly 5 includes a fixed block 501, which is fixedly installed in the middle of the top of the top cover 2. A No. 1 threaded rod 502 is threadedly installed on the fixed block 501. A lifting column 503 is fixedly installed at the end of the No. 1 threaded rod 502, and the lifting column 503 passes through the top cover 2. A limiting disk 504 is rotatably installed at the bottom of the lifting column 503.
[0033] By adopting the above technical solution, the No. 1 threaded rod 502 drives the limiting plate 504 to move up and down through the lifting column 503.
[0034] The rotating assembly 3 includes a rotating shaft 301 , which is rotatably mounted on the outer frame 1 and penetrates the outer frame 1 . A rotating disk 302 is fixedly mounted on the top of the rotating shaft 301 . The fixed frame 401 and the rotating disk 302 are fixedly connected.
[0035] By adopting the above technical solution, the rotating shaft 301 drives the fixed frame 401 to rotate through the rotating disk 302 .
[0036] Two symmetrically distributed fixing columns 403 are fixedly installed on the inner wall of the regulating frame 402 , a centrifugal cylinder 404 is slidably arranged on the fixing columns 403 , and a guide groove 405 used in conjunction with the fixing columns 403 is opened on the outer wall of the centrifugal cylinder 404 .
[0037] By adopting the above technical solution, the centrifugal cylinder 404 is made to slide in the adjustment frame 402 .
[0038] A second threaded rod 601 is threadedly penetrated on the centrifugal cylinder 404 , and a positioning plate 602 is rotatably mounted on the end of the second threaded rod 601 .
[0039] By adopting the above technical solution, the second threaded rod 601 is rotated to drive the positioning plate 602 to move.
[0040] Two symmetrically distributed balls 412 are rotatably mounted on the bottom of the fixed frame 401 , and a slide groove 413 used in conjunction with the balls 412 is provided on the outer frame 1 .
[0041] By adopting the above technical solution, the fixed frame 401 is allowed to rotate on the outer frame 1 .
[0042] A guide frame 505 is fixedly installed inside the top cover 2, a lifting ring frame 506 is slidably provided in the guide frame 505, and the bottom end of the lifting ring frame 506 is fixedly connected to the top end of the limit plate 504, and a rotating handle 507 is fixedly installed on the top end of the No. 1 threaded rod 502.
[0043] By adopting the above technical solution, the limiting plate 504 is moved under the guidance of the lifting ring frame 506 and the guide frame 505 .
[0044] A driven gear 303 is fixedly mounted on the outer wall of the rotating shaft 301 , a motor 305 is fixedly mounted on the outer frame 1 , a driving gear 304 is fixedly mounted on the driving end of the motor 305 , and the driving gear 304 and the driven gear 303 are meshed and connected.
[0045] By adopting the above technical solution, the motor 305 drives the rotating shaft 301 to rotate.
[0046] Working principle: firstly, place the chemical test product container in the centrifugal cylinder 404, manually rotate the No. 2 threaded rod 601, the No. 2 threaded rod 601 drives the positioning plate 602 to contact the chemical test product container to clamp and fix the chemical test product container, and then install the centrifugal cylinder 404 on the adjustment frame 402 through the guide groove 405 and the fixing column 403;
[0047] According to the needs of the centrifugal experiment, the adjustment frame 402 is moved and adjusted, and the plug 407 is manually pulled up to completely move the plug 407 out of the limiting groove 411. At this time, the plug 407 moves through the lifting plate 409 to squeeze the spring 408, and the adjustment frame 402 is manually pushed to the corresponding limiting groove 411. The plug 407 is released, and the squeezed spring 408 pushes the lifting plate 409 to reset through elastic force. The lifting plate 409 resets and pushes the plug 407 to insert into the corresponding limiting groove 411;
[0048] After the adjustment of the adjustment frame 402 is completed, the top cover 2 is closed. After the top cover 2 is closed, the rotating handle 507 is rotated. The rotating handle 507 drives the lifting column 503 to move up and down through the No. 1 threaded rod 502 and the fixed block 501. The lifting column 503 drives the limit plate 504 to move downward under the guidance of the guide frame 505 and the lifting ring frame 506, so that the guide frame 505 contacts the top of the plug 407.
[0049] Finally, the motor 305 is turned on, and the motor 305 drives the rotating shaft 301 to rotate through the driving gear 304 and the driven gear 303, and the rotating shaft 301 drives the rotating disk 302 to rotate synchronously.
[0050] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A centrifugal device for chemical detection, comprising an outer frame (1), characterized in that: A top cover (2) is rotatably provided on one side of the top end of the outer frame (1); a rotating assembly (3) is provided in the outer frame (1); five centrifugal spacing adjustment assemblies (4) are provided on the rotating assembly (3) and are distributed in a circular array; a supporting and fixing assembly (6) is provided on the centrifugal spacing adjustment assembly (4); and a fixed limiting assembly (5) is provided on the top cover (2); The centrifugal spacing adjustment component (4) comprises a fixed frame (401), the fixed frame (401) is fixedly mounted on the rotating component (3), an adjustment frame (402) is slidably mounted in the fixed frame (401), a connecting frame (406) is fixedly mounted on one side of the top end of the adjustment frame (402), a plug (407) is inserted through the connecting frame (406), a lifting plate (409) is fixedly mounted on the outer wall of the plug (407), and the lifting plate (409) and the connecting frame (406) are slidably connected, a spring (408) is sleeved on the outer wall of the plug (407), and two ends of the spring (408) are fixedly connected to the lifting plate (409) and the connecting frame (406) respectively, and a limiting plate (410) is fixedly mounted on one side of the fixed frame (401) close to the plug (407), and a limiting groove (411) used in conjunction with the plug (407) is provided on the limiting plate (410).
2. A centrifugal device for chemical detection as claimed in claim 1, characterized in that: The fixed limiting assembly (5) comprises a fixed block (501), the fixed block (501) being fixedly mounted at the middle of the top end of the top cover (2), a No. 1 threaded rod (502) being threadedly mounted on the fixed block (501), a lifting column (503) being fixedly mounted at the end of the No. 1 threaded rod (502), and the lifting column (503) passing through the top cover (2), and a limiting disk (504) being rotatably mounted at the bottom end of the lifting column (503).
3. A centrifugal device for chemical detection as claimed in claim 1, characterized in that: The rotating assembly (3) comprises a rotating shaft (301), the rotating shaft (301) is rotatably mounted on the outer frame (1), and the rotating shaft (301) passes through the outer frame (1), a rotating disk (302) is fixedly mounted on the top of the rotating shaft (301), and the fixed frame (401) and the rotating disk (302) are fixedly connected.
4. A centrifugal device for chemical detection as claimed in claim 1, characterized in that: Two symmetrically distributed fixing columns (403) are fixedly mounted on the inner wall of the regulating frame (402), a centrifugal cylinder (404) is slidably mounted on the fixing columns (403), and a guide groove (405) for use with the fixing columns (403) is provided on the outer wall of the centrifugal cylinder (404).
5. A centrifugal device for chemical detection as claimed in claim 4, characterized in that: A second threaded rod (601) is threadedly penetrated on the centrifugal cylinder (404), and a positioning plate (602) is rotatably mounted on the end of the second threaded rod (601).
6. A centrifugal device for chemical detection as claimed in claim 1, characterized in that: Two symmetrically distributed balls (412) are rotatably mounted on the bottom end of the fixed frame (401), and a slide groove (413) for use with the balls (412) is provided on the outer frame (1).
7. A centrifugal device for chemical detection as claimed in claim 2, characterized in that: A guide frame (505) is fixedly installed inside the top cover (2), a lifting ring frame (506) is slidably provided in the guide frame (505), and the bottom end of the lifting ring frame (506) is fixedly connected to the top end of the limit plate (504), and a rotating handle (507) is fixedly installed on the top end of the No. 1 threaded rod (502).
8. A centrifugal device for chemical detection as claimed in claim 3, characterized in that: A driven gear (303) is fixedly mounted on the outer wall of the rotating shaft (301), a motor (305) is fixedly mounted on the outer frame (1), a driving gear (304) is fixedly mounted on the driving end of the motor (305), and the driving gear (304) and the driven gear (303) are meshingly connected.