CN220540238U - Rotary lifting device for sample adding system - Google Patents
Rotary lifting device for sample adding system Download PDFInfo
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- CN220540238U CN220540238U CN202322351928.1U CN202322351928U CN220540238U CN 220540238 U CN220540238 U CN 220540238U CN 202322351928 U CN202322351928 U CN 202322351928U CN 220540238 U CN220540238 U CN 220540238U
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- lifting mechanism
- rotating
- rotating mechanism
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- 230000001360 synchronised effect Effects 0.000 claims description 58
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 13
- 239000012472 biological sample Substances 0.000 abstract description 2
- 239000011435 rock Substances 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 6
- 238000005070 sampling Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
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Abstract
The utility model relates to a rotary lifting device for a sample adding system, and belongs to the technical field of biological sample adding analysis. The utility model provides a rotary lifting device used in a sample adding system, which comprises a hollow shaft, a rotary mechanism and a lifting mechanism; the rotating mechanism is located above the lifting mechanism, and the hollow shaft penetrates through the rotating mechanism and the lifting mechanism. Firstly, the rotating mechanism and the lifting mechanism are arranged at the same time, so that the rotation and the lifting of the hollow shaft can be realized at the same time, the transfer operation in the sample adding process is facilitated, the process of sequential movement is saved, and the working efficiency is improved; secondly, a sensor is arranged to determine the zero position of rotation and lifting, so that the accuracy of equipment movement in the sample adding process is improved; thirdly, be provided with the stability that the bearing group ensured the application of sample in-process, avoided the influence of factors such as shake, rock, improved the accuracy of testing result.
Description
Technical Field
The utility model relates to a rotary lifting device for a sample adding system, and belongs to the technical field of biological sample adding analysis.
Background
In the use process of the biological sample-adding analytical instrument, a serum sample needs to be sucked from a sampling tube and added into a reaction cup, and a sample-adding device with a rotary lifting function is used in the process. The rotation and lifting functions of the device are generally realized through a ball spline shaft, two or four symmetrical vertical grooves are formed in an optical axis and are matched with balls in a sliding sleeve, a sampling mechanism is fixed on the optical axis, and the rotation and lifting movement of the sampling mechanism is realized through the matching of the optical axis and the sliding sleeve. The grooves of the ball and the optical axis can be rubbed with each other in the lifting process of the rotary lifting device, so that the ball is damaged or the grooves of the optical axis are worn and deformed, and the service life is influenced. In addition, the groove on the optical axis and the ball can be normally used only by precise matching, the processing difficulty of parts is high, and the manufacturing cost is high.
Disclosure of Invention
In order to solve the problems, the utility model provides a rotary lifting device used in a sample adding system, which comprises a hollow shaft, a rotary mechanism and a lifting mechanism; the rotating mechanism is positioned above the lifting mechanism, and the hollow shaft penetrates through the rotating mechanism and the lifting mechanism;
it should be understood that in the present utility model, the above refers to the direction in which each component faces away from the ground, and the below refers to the direction in which each component approaches the ground; in the sample adding process, the sample adding needle is arranged on the cross beam connected with the upper part of the hollow shaft, and the rotary lifting device can control the rotary mechanism and the lifting mechanism through an external circuit board.
The rotating mechanism comprises a rotating mechanism fixing plate and a rotating motor arranged on the rotating mechanism fixing plate, and a rotating mechanism synchronous belt pulley is arranged on the rotating motor; the hollow shaft penetrates through the rotating mechanism fixing plate, a synchronous pulley sleeve is arranged at the part, extending out of the rotating mechanism fixing plate, of the hollow shaft, a rotating mechanism bearing group, a rotating mechanism bearing retainer ring and a rotating mechanism end cover are sequentially arranged below the synchronous pulley sleeve, the upper part of the rotating mechanism bearing retainer ring abuts against the bearing inner ring of the rotating mechanism bearing group, and the lower part of the rotating mechanism bearing retainer ring abuts against the rotating mechanism end cover; the synchronous pulley sleeve is connected with the synchronous pulley of the rotating mechanism through a synchronous belt of the rotating mechanism;
the lifting mechanism comprises a fixed bottom plate, a lifting mechanism fixed plate arranged on the fixed bottom plate, a lifting motor arranged on the lifting mechanism fixed plate and two lifting mechanism synchronous pulleys connected by a lifting mechanism synchronous belt, wherein the lifting motor is connected with one lifting mechanism synchronous pulley and drives the other lifting mechanism synchronous pulley to rotate, and the transmission direction of the lifting mechanism synchronous belt is perpendicular to the fixed bottom plate; the lifting mechanism synchronous belt is connected with a linkage block, a lifting mechanism end cover is arranged above the linkage block, and a lifting mechanism bearing group is arranged in the linkage block; the fixed bottom plate is also provided with a guide rail perpendicular to the fixed bottom plate, the guide rail is provided with a sliding block, and the sliding block is provided with a locking sleeve; the fixed bottom plate is provided with a guide rail rotating seat which is connected with the locking sleeve; the hollow shaft penetrates through the lifting mechanism bearing group.
It should be understood that the rotating electrical machine is capable of driving the synchronous pulley sleeve to rotate by the rotating mechanism synchronous pulley and the rotating mechanism synchronous belt, thereby driving the hollow shaft to rotate; the hollow shaft can also move along the guide rail in the direction vertical to the horizontal plane (namely in the up-down direction) under the drive of the synchronous belt of the lifting mechanism, and the sliding block on the guide rail is also connected with the guide rail rotating seat through the locking sleeve, so that the guide rail rotating seat can rotate along with the hollow shaft in the lifting and rotating process of the hollow shaft; the guide rail rotating seat can be a fixed seat provided with a bearing group and used for realizing synchronous rotation of the guide rail, the hollow shaft and the interlocking block.
In the present utility model, the bearing group is a structure formed by overlapping and combining a plurality of bearings, which can enhance the stability of the rotational movement and reduce the shaking, and preferably, the rotating mechanism bearing group and the lifting mechanism bearing group each comprise two bearings.
Further, a rotating mechanism sensing check ring with the diameter larger than that of the synchronous pulley sleeve is arranged above the synchronous pulley sleeve, and a rotating mechanism sensor is arranged on a rotating mechanism fixing plate between the rotating mechanism synchronous pulley and the synchronous pulley sleeve.
Further, the lifting mechanism bearing group is arranged in the interlocking block and is provided with a lifting mechanism check ring, the lifting mechanism fixing plate is also provided with a lifting mechanism sensor, and preferably, the check ring is a black check ring.
It should be appreciated that the rotation mechanism sensing collar can pass the rotation mechanism sensor and can be detected; the lifting mechanism check ring can also pass through the lifting mechanism sensor and can be detected; the purpose of setting up the sensor is the zero position of being convenient for adjust rotation, lift, improves the accuracy.
Further, a locking sleeve is further arranged below the end cover of the rotating mechanism, and the locking sleeve is fixed on the sliding block of the linear guide rail and used for accurately guiding lifting movement.
In one embodiment of the present utility model, the rotation mechanism fixing plate and the fixing base plate are connected by a plurality of support columns. The rotating mechanism fixing plate and the fixing bottom plate are parallel to the horizontal plane, and the lifting mechanism fixing plate is perpendicular to the rotating mechanism fixing plate and the fixing bottom plate.
Further, the matching part of the hollow shaft and the rotating mechanism bearing group is also provided with a linear sliding sleeve, so that the friction force in the lifting process can be reduced.
The utility model has the beneficial effects that:
1. the utility model is provided with the rotating mechanism and the lifting mechanism simultaneously, a ball spline shaft component with high processing precision requirement is not required to be used, the manufacturing cost is low, and the service life is prolonged.
2. The utility model is provided with the sensor to determine the zero position of rotation and lifting, thereby improving the accuracy of equipment movement in the sample adding process.
3. The bearing group is arranged to ensure the stability in the sample adding process, avoid the influence of factors such as shaking, shaking and the like, and improve the accuracy of the detection result.
4. The utility model has compact structure, wide applicability and strong practicability.
Drawings
FIG. 1 is a three-dimensional schematic of an overall structure in one embodiment of the utility model.
Fig. 2 is a cross-sectional view of the overall structure in one embodiment of the utility model.
Fig. 3 is a three-dimensional schematic of a rotary mechanism according to an embodiment of the utility model.
Fig. 4 is a three-dimensional schematic diagram of a lifting mechanism according to an embodiment of the utility model.
In the figure, a hollow shaft 1, a rotary mechanism 2, a lifting mechanism 3, a support column 4, a rotary mechanism sensor collar 201, a timing pulley sleeve 202, a linear sliding sleeve 203, a rotary mechanism bearing group 204, a rotary mechanism end cover 205, a rotary mechanism bearing collar 206, a rotary mechanism lock sleeve 207, a rotary mechanism sensor 208, a rotary mechanism timing belt 209, a rotary mechanism timing pulley 210, a rotary mechanism fixing plate 211, a rotary motor 212, a guide rail 301, a lifting mechanism end cover 302, a lifting mechanism bearing group 303, a interlocking block 304, a lifting mechanism collar 305, a locking sleeve 306, a slider 307, a guide rail rotating seat 308, a fixing base 309, a lifting motor 310, a lifting motor timing pulley 311, a lifting mechanism timing belt 312, a lifting mechanism timing pulley 313, and a lifting mechanism fixing plate 314.
Detailed Description
Example 1
As shown in fig. 1, the utility model provides a rotary lifting device used in a sample adding system, which comprises a hollow shaft 1, a rotary mechanism 2 and a lifting mechanism 3; the rotating mechanism 2 is located above the lifting mechanism 3, and the hollow shaft 1 penetrates through the rotating mechanism 2 and the lifting mechanism 3.
As shown in fig. 2 and 3, the rotation mechanism 2 includes a rotation mechanism fixing plate 211 and a rotation motor 212 mounted on the rotation mechanism fixing plate 211, and a rotation mechanism synchronous pulley 210 is mounted on the rotation motor 212; the hollow shaft 1 penetrates through the rotating mechanism fixing plate 211, a synchronous pulley sleeve 202 is arranged on the part, extending out of the rotating mechanism fixing plate 211, of the hollow shaft 1, a rotating mechanism bearing group 204, a rotating mechanism bearing retainer ring 206 and a rotating mechanism end cover 205 are sequentially arranged below the synchronous pulley sleeve 202, the upper part of the rotating mechanism bearing retainer ring 206 abuts against the bearing inner ring of the rotating mechanism bearing group 204, and the lower part of the rotating mechanism bearing retainer ring 206 abuts against the rotating mechanism end cover 302; the synchronous pulley sleeve 202 is connected with the rotary mechanism synchronous pulley 210 by a rotary mechanism synchronous belt 209; a locking sleeve 306 is further arranged below the rotating mechanism end cover 205, a rotating mechanism sensing retainer ring 201 with the diameter larger than that of the synchronous pulley sleeve 202 is arranged above the synchronous pulley sleeve 202, and a rotating mechanism sensor 208 is arranged on a rotating mechanism fixing plate between the rotating mechanism synchronous pulley 210 and the synchronous pulley sleeve 202; a linear sliding sleeve 203 is further arranged at the matching position of the hollow shaft 1 and the rotating mechanism bearing group 204.
The lifting mechanism 3 comprises a fixed bottom plate 309, a lifting mechanism fixed plate 314 arranged on the fixed bottom plate 309, a lifting motor 310 arranged on the lifting mechanism fixed plate 314, and two lifting mechanism synchronous pulleys 311 connected by a lifting mechanism 3 synchronous belt, wherein the lifting motor 310 is connected with the lifting mechanism synchronous pulley 311 and drives the other lifting mechanism synchronous pulley 313 to rotate, and the transmission direction of the lifting mechanism synchronous belt 312 is perpendicular to the fixed bottom plate 309; the lifting mechanism synchronous belt 312 is connected with a linkage block 304, a lifting mechanism end cover 302 is arranged above the linkage block 304, and a lifting mechanism bearing group 303 is arranged inside the linkage block 304; the fixed bottom plate 309 is also provided with a guide rail 301 perpendicular to the fixed bottom plate 309, the guide rail 301 is provided with a sliding block 307, and the sliding block 307 is provided with a locking sleeve 306; the fixed bottom plate 309 is provided with a rail rotating seat 308, and the rail rotating seat 308 is connected with the locking sleeve 306; the hollow shaft 1 penetrates the elevating mechanism bearing set 303. The interlocking block is internally provided with a lifting mechanism bearing group and is provided with a lifting mechanism check ring 305, the lifting mechanism fixing plate 314 is also provided with a lifting mechanism sensor, and the lifting mechanism check ring 305 adopts a black check ring.
The rotating motor 212 can drive the synchronous pulley sleeve 202 to rotate through the rotating mechanism synchronous pulley 210 and the rotating mechanism synchronous belt 209, so as to drive the hollow shaft 1 to rotate; the hollow shaft 1 can also move along the guide rail 301 in the direction vertical to the horizontal plane (i.e. up-down direction) under the drive of the lifting mechanism synchronous belt 312, and the slide block 307 on the guide rail 301 is also connected with the guide rail rotating seat 308 through the locking sleeve 306, so that the guide rail rotating seat 308 can enable the guide rail 301 to rotate along with the hollow shaft 1 in the lifting and rotating processes of the hollow shaft 1; the guide rail rotating seat 308 is a fixed seat provided with a bearing group and is used for realizing synchronous rotation of the guide rail, the hollow shaft and the interlocking block.
The rotation mechanism fixing plate 211 and the fixing base plate 309 are connected by a plurality of support columns 4. The rotation mechanism fixing plate 211 and the fixing base plate 309 are parallel to a horizontal plane, and the elevation mechanism fixing plate 314 is perpendicular to the rotation mechanism fixing plate 211 and the fixing base plate 309.
While the utility model has been described with reference to the preferred embodiments, it is not limited thereto, and various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.
Claims (8)
1. The rotary lifting device used in the sample adding system is characterized by comprising a hollow shaft, a rotary mechanism and a lifting mechanism;
the rotating mechanism is positioned above the lifting mechanism, and the hollow shaft penetrates through the rotating mechanism and the lifting mechanism; the rotating mechanism comprises a rotating mechanism fixing plate and a rotating motor arranged on the rotating mechanism fixing plate, and a rotating mechanism synchronous belt pulley is arranged on the rotating motor; the hollow shaft penetrates through the rotating mechanism fixing plate, a synchronous pulley sleeve is arranged at the part, extending out of the rotating mechanism fixing plate, of the hollow shaft, a rotating mechanism bearing group, a rotating mechanism bearing retainer ring and a rotating mechanism end cover are sequentially arranged below the synchronous pulley sleeve, the upper part of the rotating mechanism bearing retainer ring abuts against the bearing inner ring of the rotating mechanism bearing group, and the lower part of the rotating mechanism bearing retainer ring abuts against the rotating mechanism end cover; the synchronous pulley sleeve is connected with the synchronous pulley of the rotating mechanism through a synchronous belt of the rotating mechanism;
the lifting mechanism comprises a fixed bottom plate, a lifting mechanism fixed plate arranged on the fixed bottom plate, a lifting motor arranged on the lifting mechanism fixed plate and two lifting mechanism synchronous pulleys connected by a lifting mechanism synchronous belt, wherein the lifting motor is connected with one lifting mechanism synchronous pulley and drives the other lifting mechanism synchronous pulley to rotate, and the transmission direction of the lifting mechanism synchronous belt is perpendicular to the fixed bottom plate; the lifting mechanism synchronous belt is connected with a linkage block, a lifting mechanism end cover is arranged above the linkage block, and a lifting mechanism bearing group is arranged in the linkage block; the fixed bottom plate is also provided with a guide rail perpendicular to the fixed bottom plate, the guide rail is provided with a sliding block, and the sliding block is provided with a locking sleeve; the fixed bottom plate is provided with a guide rail rotating seat which is connected with the locking sleeve; the hollow shaft penetrates through the lifting mechanism bearing group.
2. The rotary lifting device for a sample loading system according to claim 1, wherein a rotary mechanism sensing retainer ring with a diameter larger than that of the synchronous pulley sleeve is arranged above the synchronous pulley sleeve, and a rotary mechanism sensor is arranged on a rotary mechanism fixing plate between the rotary mechanism synchronous pulley and the synchronous pulley sleeve.
3. The rotary lifting device for a sample loading system according to claim 1, wherein a lifting mechanism bearing group is installed in the interlocking block and a lifting mechanism retainer ring is provided, and the lifting mechanism fixing plate is further provided with a lifting mechanism sensor.
4. The rotary lifting device for use in a sample application system according to claim 1, wherein a locking sleeve is further provided below the end cap of the rotary mechanism.
5. The rotary lifting device for use in a sample application system according to claim 1, wherein the rotation mechanism fixing plate and the fixing base plate are connected by a plurality of support columns.
6. The rotary lifting device of claim 5, wherein the rotation mechanism fixing plate and the fixing base plate are parallel to a horizontal plane, and the lifting mechanism fixing plate is perpendicular to the rotation mechanism fixing plate and the fixing base plate.
7. The rotary lifting device for use in a sample application system of claim 1 wherein the rotation mechanism bearing set and the lifting mechanism bearing set each comprise two bearings.
8. The rotary lifting device for a sample loading system according to claim 1, wherein a linear sliding sleeve is further arranged at the matching position of the hollow shaft and the bearing group of the rotary mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322351928.1U CN220540238U (en) | 2023-08-30 | 2023-08-30 | Rotary lifting device for sample adding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322351928.1U CN220540238U (en) | 2023-08-30 | 2023-08-30 | Rotary lifting device for sample adding system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540238U true CN220540238U (en) | 2024-02-27 |
Family
ID=89962819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322351928.1U Active CN220540238U (en) | 2023-08-30 | 2023-08-30 | Rotary lifting device for sample adding system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540238U (en) |
-
2023
- 2023-08-30 CN CN202322351928.1U patent/CN220540238U/en active Active
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