CN215744139U - Biological sample centrifugal treatment equipment for laboratory - Google Patents
Biological sample centrifugal treatment equipment for laboratory Download PDFInfo
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- CN215744139U CN215744139U CN202121131788.1U CN202121131788U CN215744139U CN 215744139 U CN215744139 U CN 215744139U CN 202121131788 U CN202121131788 U CN 202121131788U CN 215744139 U CN215744139 U CN 215744139U
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- pushing block
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Abstract
The utility model relates to laboratory biological sample centrifugal processing equipment, which comprises a centrifugal tray, a guide rod, a pushing block and a base, wherein the bottom end of the guide rod is connected to the base, the pushing block is movably connected to the guide rod, the centrifugal tray is connected to the base through a height-adjustable support rod, a square groove is formed in the centrifugal tray, fixed plates are respectively arranged on two opposite sides of the centrifugal tray, the fixed plates are rotatably connected to the centrifugal tray, a plurality of mutually parallel test tube fixed plates are connected to the fixed plates, clamping grooves for penetrating test tubes are formed in the test tube fixed plates, the test tubes are connected in the clamping grooves in a penetrating mode, as the side length of the bottom of the pushing block is larger than that of the top of the pushing block, when the pushing block moves upwards along the guide rod, the fixed plates can be pushed to open, so that the opening angle of the fixed plates can be adjusted, and further the opening angle of the test tube fixed plates connected to the fixed plates is adjusted, thereby adjusting the angle of the test tube connected to the test tube fixing plate.
Description
Technical Field
The utility model relates to the technical field of experimental equipment, in particular to a biological sample centrifugal treatment device for a laboratory.
Background
In the process of detecting biological samples, a certain inclination angle is often required to be arranged in a test tube fixing disc in the existing centrifugal machine for centrifugally treating the samples, so that the samples are prevented from being adhered to the tube wall in the rotation process of the test tube, and blood is kept at the bottom of the test tube; in the design of another part centrifugal device, the test tube articulates on the rotary disk, and the in-process test tube that rotates when centrifuge swings suitable angle according to the effect of centrifugal force, and this kind of design test tube is in the whipping state, and the test tube is thrown away centrifugal carousel because of the effect of centrifugal force easily, causes equipment to damage or the sample to pollute. In actual implementation, when carrying out centrifugal treatment to different samples, need incline the test tube to different angles, so need design a centrifugal treatment equipment that is convenient for adjust the angle of test tube.
Disclosure of Invention
In order to overcome at least part of the defects in the prior art, the embodiment of the utility model provides a biological sample centrifugal processing device for a laboratory, which is simple in structure, convenient to use and convenient for adjusting the inclination angle of a test tube.
The utility model relates to a biological sample centrifugal processing device for a laboratory, which comprises a centrifugal tray, a guide rod, a pushing block and a base, the bottom end of the guide rod is connected to the base, the pushing block is movably connected to the guide rod, the centrifugal tray is connected to the base through a supporting rod with adjustable height, a square groove for penetrating the pushing block is formed in the center of the centrifugal tray, the upper surface of the centrifugal tray is square, fixing plates are respectively arranged on two opposite sides of the centrifugal tray and are rotatably connected on the centrifugal tray, the fixed plate is connected with a plurality of test tube fixed plates which are parallel to each other, the pushing block is a regular quadrangular frustum, the side length of the bottom of the pushing block is larger than that of the top of the pushing block, and the side length of the bottom of the pushing block is smaller than that of the square groove;
offer the joint groove that is used for passing the test tube on the test tube fixed plate, the test tube cross-under is in the joint groove, the inboard of fixed plate is connected with the rotor plate, is connected with two on every fixed plate the rotor plate, two rotor plates are along corresponding the axis of fixed plate sets up for the axial symmetry, be connected with the dwang on the centrifugal tray, the rotatable connection of rotor plate is in on the dwang.
Further, the device also comprises a height adjusting mechanism, wherein the lower end of the height adjusting mechanism is connected to the base, and the upper end of the height adjusting mechanism is connected to the lower surface of the pushing block.
Further, the height adjusting structure comprises a screw rod, a screw rod sliding block and a screw rod guide plate provided with a sliding block guide groove, the screw rod guide plate is perpendicular to the base, the sliding block guide groove extends along the height direction of the screw rod guide plate, the screw rod sliding block moves in the sliding block guide groove, the screw rod sliding block is connected to the screw rod through a screw rod nut, and the screw rod sliding block is connected to the pushing block.
The screw rod driving assembly comprises a first bevel gear, a second bevel gear, a screw rod driving shaft and a rocking handle connected to the screw rod driving shaft, the first bevel gear is connected to the screw rod, the second bevel gear is connected to the screw rod driving shaft, the first bevel gear and the second bevel gear are meshed with each other, and the rocking handle is connected to the driving shaft.
Further, still including installation base and centrifugal actuating mechanism, centrifugal actuating mechanism includes driving motor and connects the driving shaft in driving motor's drive shaft, the driving shaft is connected on the base.
Further, a shell is connected to the base, the centrifugal tray is arranged in the shell, an opening is formed in the right side of the shell, a screw rod bearing used for supporting the screw rod driving shaft is arranged in the opening, and the rocking handle is connected to the right end of the screw rod driving shaft.
Furthermore, the guide rod is a hollow rod body, and the upper end of the driving shaft penetrates through the guide rod and is connected to the inner wall of the shell.
Further, the guide rod and the screw rod are arranged in a staggered mode.
The utility model has the advantages that: the utility model relates to laboratory biological sample centrifugal processing equipment, which comprises a centrifugal tray, a guide rod, a pushing block and a base, wherein the bottom end of the guide rod is connected to the base, the pushing block is movably connected to the guide rod, the centrifugal tray is connected to the base through a height-adjustable support rod, a square groove for penetrating through the pushing block is formed in the center of the centrifugal tray, fixed plates are respectively arranged on two opposite sides of the centrifugal tray, the fixed plates are rotatably connected to the centrifugal tray, a plurality of mutually parallel test tube fixed plates are connected to the fixed plates, clamping grooves for penetrating through test tubes are formed in the test tube fixed plates, the test tubes are connected in the clamping grooves in a penetrating manner, as the side length of the bottom of the pushing block is larger than that of the top, when the pushing block moves upwards along the guide rod, the fixed plates can be pushed to open, so that the opening angle of the fixed plates can be adjusted, and then to the angle that opens of the test tube fixed plate of connection on the fixed plate to the angle to the test tube of connection on the test tube fixed plate is adjusted.
In order to make the aforementioned and other objects, features and advantages of the utility model comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of the structure of a biological sample centrifugal processing device for a laboratory.
Fig. 2 is a partially enlarged view of a portion a in fig. 1.
Fig. 3 is a partially enlarged view of fig. 1 at B.
Fig. 4 is a schematic view of the connection structure of the driving shaft.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a preferred embodiment of the present invention, the laboratory biological sample centrifugal processing apparatus comprises a centrifugal tray 1, a guide rod 2, a pushing block 3 and a base 4, wherein the bottom end of the guide rod 2 is connected to the base 4, the pushing block 3 is movably connected to the guide rod 2, the centrifugal tray 1 is connected to the base 1 through a height-adjustable support rod 5, a square groove (not shown) for passing through the pushing block 3 is formed in the center position of the centrifugal tray 1, the upper surface of the centrifugal tray 1 is square, fixing plates 6 are respectively arranged on two opposite sides of the centrifugal tray 1, the fixing plates 6 are rotatably connected to the centrifugal tray 1, a plurality of mutually parallel test tube fixing plates 61 are connected to the fixing plates 6, the pushing block 3 is a square frustum, the side length of the bottom of the pushing block 3 is greater than that of the top, the side length of the bottom of the pushing block 3 is smaller than that of the square groove;
offer the joint groove (not shown) that is used for passing the test tube on the test tube fixed plate 61, the test tube cross-under is in the joint groove, the inboard of fixed plate 6 is connected with rotor plate 62, is connected with two on every fixed plate 61 rotor plate 62, two rotor plates 62 are along corresponding the axis of fixed plate 61 is the axisymmetric setting, be connected with dwang 11 on the centrifugal tray 1, rotatable the connection of rotor plate 62 is in on the dwang 11. In practical implementation, the fixed plate 6 is connected with a pushing block 63, and the pushing block 63 is provided with an inclined surface matched with the pushing block 3.
In the above embodiment, the device further comprises a height adjusting mechanism 7, wherein the lower end of the height adjusting mechanism 7 is connected to the base 4, and the upper end of the height adjusting mechanism 7 is connected to the lower surface of the pushing block 3.
In the above embodiment, the height adjusting structure 7 includes a screw 71, a screw slider 72, and a screw guide plate 73 having a slider guide groove (not shown), the screw guide plate 73 is perpendicular to the base 4, the slider guide groove extends along the height direction of the screw guide plate 73, the screw slider 72 moves in the slider guide groove, the screw slider 72 is connected to the screw 71 through a screw nut, and the screw slider 72 is connected to the pushing block 3. In the practical implementation process, the lower end of the pushing block 3 is connected with a connecting block 31, and the connecting block 31 is connected with the screw rod sliding block 72.
In the above embodiment, the screw rod driving assembly 8 for driving the screw rod 71 to rotate is further included, the screw rod driving assembly 8 includes a first bevel gear 81, a second bevel gear 82, a screw rod driving shaft 83 and a crank 84 connected to the screw rod driving shaft 83, the first bevel gear 81 is connected to the screw rod 71, the second bevel gear 82 is connected to the screw rod driving shaft 83, the first bevel gear 81 and the second bevel gear 82 are engaged with each other, and the crank 83 is connected to the driving shaft 83.
In the above embodiment, the installation base 9 and the centrifugal driving mechanism 10 are further included, the centrifugal driving mechanism 10 includes a driving motor 101 and a driving shaft 102 connected to a driving shaft of the driving motor 101, and the driving shaft 102 is connected to the base 1.
In the above embodiment, the base 4 is connected to the housing 41, the centrifugal tray 1 is disposed in the housing 41, an opening (not shown) is formed in the right side of the housing 41, a screw bearing (not shown) for supporting the screw drive shaft 83 is disposed in the opening, and the crank 84 is connected to the right end of the screw drive shaft 83.
In the above embodiment, the guide rod 2 is a hollow rod, and the upper end of the driving shaft 102 passes through the guide rod 2 and is connected to the inner wall 411 of the housing 41.
In the above embodiment, in order to prevent the guide bar 2 and the screw 7 from interfering with each other, the guide bar 2 and the screw 71 are disposed in a misaligned state.
The working principle of the utility model is briefly described as follows, firstly, a test tube to be centrifuged is inserted on a test tube fixing plate 61, then a rocking rocker 84 drives a screw rod 71 to rotate, the screw rod 71 rotates to drive a screw rod sliding block 72 to move upwards along a sliding block guiding groove, and further drives a pushing block 3 to move upwards along a guiding rod 2. because the side length of the bottom of the pushing block 3 is larger than that of the top, the fixing plate 6 can be pushed to open in the process of the upward movement of the pushing block 3, so that the opening angle of the fixing plate 6 can be adjusted, and further the opening angle of the test tube fixing plate 61 connected on the fixing plate 6 can be adjusted, so that the angle of the test tube connected on the test tube fixing plate 61 can be adjusted. After the angle adjustment is completed, the driving motor 101 is started to drive the base 4 to rotate, and the biological sample in the test tube is subjected to centrifugal treatment.
The principle and the implementation mode of the utility model are explained by applying specific embodiments in the utility model, and the description of the embodiments is only used for helping to understand the method and the core idea of the utility model; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (8)
1. The utility model provides a laboratory is with biological sample centrifugation equipment which characterized in that: the test tube pushing device comprises a centrifugal tray, a guide rod, a pushing block and a base, wherein the bottom end of the guide rod is connected to the base, the pushing block is movably connected to the guide rod, the centrifugal tray is connected to the base through a height-adjustable support rod, a square groove for penetrating through the pushing block is formed in the center of the centrifugal tray, the upper surface of the centrifugal tray is square, fixed plates are respectively arranged on two opposite sides of the centrifugal tray, the fixed plates are rotatably connected to the centrifugal tray, a plurality of test tube fixed plates which are parallel to each other are connected to the fixed plates, the pushing block is a square frustum, the side length of the bottom of the pushing block is larger than that of the top of the pushing block, and the side length of the bottom of the pushing block is smaller than that of the square groove;
offer the joint groove that is used for passing the test tube on the test tube fixed plate, the test tube cross-under is in the joint groove, the inboard of fixed plate is connected with the rotor plate, is connected with two on every fixed plate the rotor plate, two rotor plates are along corresponding the axis of fixed plate sets up for the axial symmetry, be connected with the dwang on the centrifugal tray, the rotatable connection of rotor plate is in on the dwang.
2. The laboratory biological sample centrifugation processing apparatus of claim 1, wherein: the height adjusting mechanism is characterized by further comprising a height adjusting mechanism, the lower end of the height adjusting mechanism is connected to the base, and the upper end of the height adjusting mechanism is connected to the lower surface of the pushing block.
3. The laboratory biological sample centrifugation processing apparatus of claim 2, wherein: the height adjusting mechanism comprises a screw rod, a screw rod sliding block and a screw rod guide plate provided with a sliding block guide groove, the screw rod guide plate is perpendicular to the base, the sliding block guide groove extends in the height direction of the screw rod guide plate, the screw rod sliding block moves in the sliding block guide groove, the screw rod sliding block is connected onto the screw rod through a screw rod nut, and the screw rod sliding block is connected onto the pushing block.
4. The laboratory biological sample centrifugation processing apparatus of claim 3, wherein: the screw rod driving assembly comprises a first bevel gear, a second bevel gear, a screw rod driving shaft and a rocking handle connected to the screw rod driving shaft, the first bevel gear is connected to the screw rod, the second bevel gear is connected to the screw rod driving shaft, the first bevel gear is meshed with the second bevel gear, and the rocking handle is connected to the driving shaft.
5. The laboratory biological sample centrifugation processing apparatus of claim 4, wherein: still including installation base and centrifugal actuating mechanism, centrifugal actuating mechanism includes driving motor and connects the driving shaft in driving motor's drive shaft, the driving shaft is connected on the base.
6. The laboratory biological sample centrifugation processing apparatus of claim 5, wherein: the centrifugal tray is arranged in the shell, an opening is formed in the right side of the shell, a screw rod bearing used for supporting the screw rod driving shaft is arranged in the opening, and the rocking handle is connected to the right end of the screw rod driving shaft.
7. The laboratory biological sample centrifugation processing apparatus of claim 6, wherein: the guide rod is a hollow rod body, and the upper end of the driving shaft penetrates through the guide rod and is connected to the inner wall of the shell.
8. The laboratory biological sample centrifugation processing apparatus of claim 7, wherein: the guide rod and the screw rod are arranged in a staggered mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121131788.1U CN215744139U (en) | 2021-05-25 | 2021-05-25 | Biological sample centrifugal treatment equipment for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121131788.1U CN215744139U (en) | 2021-05-25 | 2021-05-25 | Biological sample centrifugal treatment equipment for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215744139U true CN215744139U (en) | 2022-02-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121131788.1U Active CN215744139U (en) | 2021-05-25 | 2021-05-25 | Biological sample centrifugal treatment equipment for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215744139U (en) |
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2021
- 2021-05-25 CN CN202121131788.1U patent/CN215744139U/en active Active
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