Angle-adjustable jig and microscope carrier assembly

By designing an adjustable-angle fixture and utilizing rotating components and bearing structures, multi-angle detection of light sheet microscope samples can be achieved, solving the problems of low detection efficiency and sample damage in existing technologies, and improving detection efficiency and the accuracy of three-dimensional imaging.

CN224067073UActive Publication Date: 2026-03-31SHENZHEN MINGZHUN OPTICAL TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-30
Publication Date
2026-03-31

AI Technical Summary

Technical Problem

Existing light sheet microscope fixtures are designed to be fixed, which requires multiple physical movements of the sample during zebrafish cell detection. This is inefficient and may lead to sample displacement or damage, affecting the accuracy of three-dimensional imaging.

Method used

An adjustable-angle fixture is used, which, through a support, container, and rotating components including a motor, drive gear, driven gear, and shaft, enables multi-angle detection of samples, avoiding multiple physical movements. Bearings and connecting structures are used to improve positional accuracy and assembly/disassembly efficiency.

Benefits of technology

It improves detection efficiency, avoids sample displacement or damage, and enhances the accuracy and stability of 3D imaging.

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Abstract

The utility model discloses an angle-adjustable jig and microscope loading assembly, including support, utensil and rotating assembly, utensil is used for bearing the sample, rotating assembly includes motor, driving gear, driven gear and rotating shaft, motor is fixed on the support, driving gear is provided on the output shaft of motor, driven gear is provided on the output shaft of motor, the driven gear is provided on the output shaft of motor. The rotating shaft is rotationally connected to the support, the driven gear and the vessel are both fixed to the rotating shaft, and the driving gear is meshed with the driven gear. According to the utility model, the multi-angle detection of the sample can be realized, the detection efficiency can be improved, the sample can be prevented from being physically moved for many times, the sample is prevented from being displaced or damaged, and the accuracy of three-dimensional imaging is improved.
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Description

Technical Field

[0001] This utility model relates to the field of microscope technology, specifically to an adjustable angle fixture and a microscope loading assembly. Background Technology

[0002] Light sheet microscopy is widely used in surface analysis in biomedical research and materials science applications, providing researchers with high-precision three-dimensional imaging data, as well as accurate subcellular structure and dynamic imaging.

[0003] Light sheet microscopes require a fixture to hold the sample. Existing fixtures are usually fixed and only support imaging from a single viewpoint.

[0004] However, zebrafish cell detection requires examining biological samples from multiple angles. Existing detection methods involve physically moving the sample to adjust the observation angle, resulting in low detection efficiency. Furthermore, repeated sample movements can easily lead to sample displacement or damage, affecting the accuracy of three-dimensional imaging. Utility Model Content

[0005] To overcome the shortcomings of the prior art, this utility model provides an adjustable angle fixture and microscope loading assembly, which can realize multi-angle detection of samples, improve detection efficiency, avoid multiple physical movements of samples, avoid sample displacement or damage, and improve the accuracy of three-dimensional imaging.

[0006] The technical solution adopted by this utility model to solve its technical problem is:

[0007] An adjustable-angle fixture includes a support, a container, and a rotating assembly. The container is used to hold a sample. The rotating assembly includes a motor, a drive gear, a driven gear, and a rotating shaft. The motor is fixed on the support. The drive gear is disposed on the output shaft of the motor. The rotating shaft is rotatably connected to the support. The driven gear and the container are both fixed on the rotating shaft. The drive gear meshes with the driven gear.

[0008] As a further improvement to the above technical solution, a bearing seat is provided on the bracket, a bearing is installed on the bearing seat, and the rotating shaft is connected to the inner ring of the bearing.

[0009] As a further improvement to the above technical solution, the bearing housing is provided with a first receiving groove for receiving the bearing. A cover plate is detachably connected to one side of the bearing housing for fixing the bearing. The cover plate is provided with a through hole, the diameter of which is larger than the diameter of the rotating shaft.

[0010] As a further improvement to the above technical solution, a connecting seat is provided at one end of the rotating shaft, the driven gear is sleeved on the outer circumference of the rotating shaft, the connecting seat is connected to one side of the driven gear, and the vessel is mounted on the connecting seat.

[0011] As a further improvement to the above technical solution, the connecting seat is provided with a pin hole and a threaded hole. The pin hole is coaxially arranged with the rotating shaft, and the threaded hole communicates with the pin hole. A pin is provided on one side of the vessel, and the pin hole is used to accommodate the insertion of the pin.

[0012] As a further improvement to the above technical solution, the vessel includes a base and a top cover, the pin is disposed on one side of the base, the base and the top cover are detachably connected, the top cover and the base are closed to form a sealed detection chamber, a first transparent sheet is disposed on the base, and a second transparent sheet is disposed on the top cover.

[0013] As a further improvement to the above technical solution, the top of the base is provided with a plurality of second receiving slots, and the bottom of the top cover is provided with a plurality of third receiving slots. The plurality of second receiving slots correspond one-to-one with the plurality of third receiving slots. Both the second receiving slots and the third receiving slots are used to install magnets, and the polarities of the corresponding two magnets are opposite.

[0014] As a further improvement to the above technical solution, the output shaft of the motor is provided with a connecting shaft, and the drive gear is mounted on the connecting shaft.

[0015] As a further improvement to the above technical solution, a protective cover is provided on the bracket, and the motor is located inside the protective cover.

[0016] A microscope mounting assembly includes a base and the aforementioned adjustable-angle detection fixture, the adjustable-angle detection fixture being disposed on the base.

[0017] The beneficial effects of this utility model are as follows: This utility model provides an adjustable angle fixture and microscope loading assembly. By setting a rotating component between the support and the container, the rotating component includes a motor, a driving gear, a driven gear, and a rotating shaft. By starting the motor, the motor drives the driving gear to rotate, the driving gear drives the driven gear to rotate, and the driven gear drives the container to rotate through the rotating shaft. This enables multi-angle detection of the sample, thereby improving detection efficiency. Moreover, it avoids multiple physical movements of the sample, preventing sample displacement or damage, and improving the accuracy of three-dimensional imaging. Attached Figure Description

[0018] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0019] Figure 1This is a schematic diagram of the structure of an adjustable angle fixture and microscope loading assembly provided in an example of this utility model;

[0020] Figure 2 yes Figure 1 A partial structural diagram;

[0021] Figure 3 yes Figure 1 Exploded view;

[0022] Figure 4 yes Figure 1 A cross-sectional view of an adjustable-angle fixture.

[0023] Reference numerals: 1-Support, 2-Vessel, 3-Rotating assembly, 21-Pin, 22-Base, 23-Top cover, 24-First transparent sheet, 25-Second transparent sheet, 31-Motor, 32-Driving gear, 33-Driven gear, 34-Shaft, 35-Bearing seat, 36-Bearing, 37-Cover plate, 38-Connecting seat, 381-Pin hole, 382-Threaded hole, 39-Connecting shaft, 4-Protective cover, 5-Base. Detailed Implementation

[0024] The following will clearly and completely describe the concept, specific structure, and technical effects of this utility model in conjunction with embodiments and accompanying drawings, so as to fully understand the purpose, features, and effects of this utility model. Obviously, the described embodiments are only a part of the embodiments of this utility model, not all of them. Other embodiments obtained by those skilled in the art based on the embodiments of this utility model without creative effort are all within the scope of protection of this utility model. Furthermore, all connections / linkages involved in the patent do not simply refer to direct contact between components, but rather to the ability to form a better connection structure by adding or reducing connecting accessories according to specific implementation conditions. The various technical features in this utility model can be combined interactively without contradicting each other.

[0025] Reference Figures 1 to 4 An example of this utility model provides an adjustable angle fixture, including a support 1, a container 2, and a rotating assembly 3. The container 2 is used to carry a sample. The rotating assembly 3 includes a motor 31, a driving gear 32, a driven gear 33, and a rotating shaft 34. The motor 31 is fixed on the support 1. The driving gear 32 is set on the output shaft of the motor 31. The rotating shaft 34 is rotatably connected to the support 1. The driven gear 33 and the container 2 are both fixed on the rotating shaft 34. The driving gear 32 meshes with the driven gear 33.

[0026] During testing, the sample to be tested is fixed on the container 2. By starting the motor 31, the motor 31 drives the drive gear 32 to rotate, which in turn drives the driven gear 33 to rotate. The driven gear 33 drives the container 2 to rotate through the rotating shaft 34. This enables multi-angle detection of the sample, thereby improving detection efficiency. Furthermore, it avoids multiple physical movements of the sample, preventing sample displacement or damage and improving the accuracy of three-dimensional imaging.

[0027] In some preferred embodiments, a bearing seat 35 is provided on the bracket 1, a bearing 36 is installed on the bearing seat 35, and a rotating shaft 34 is connected to the inner ring of the bearing 36, which can reduce the wear of the rotating shaft 34 and the bracket 1 and improve the service life of the fixture.

[0028] Furthermore, the bearing housing 35 has a first receiving groove for receiving the bearing 36. A cover plate 37 is detachably connected to one side of the bearing housing 35 for fixing the bearing 36. The cover plate 37 has a through hole with a diameter larger than that of the rotating shaft 34.

[0029] Understandably, the first receiving groove provides a precise installation space for the bearing 36, ensuring the coaxiality of the bearing 36 and the rotating shaft 34, and reducing assembly errors. At the same time, the first receiving groove and the cover plate 37 can limit the two sides of the bearing 36, preventing the bearing 36 from moving axially and ensuring the positional accuracy of the vessel 2.

[0030] Specifically, the cover plate 37 is fixed with bolts to achieve a detachable connection, thereby improving the disassembly and assembly efficiency of the bearing 36, facilitating the replacement of the bearing 36, and reducing maintenance costs and time.

[0031] Furthermore, a connecting seat 38 is provided at one end of the rotating shaft 34, the driven gear 33 is sleeved on the outer circumference of the rotating shaft 34, the connecting seat 38 is connected to one side of the driven gear 33, and the vessel 2 is installed on the connecting seat 38. Specifically, the connecting seat 38 and the driven gear 33 are fixed together by bolts.

[0032] It is understandable that the driven gear 33 is sleeved on the outer circumference of the rotating shaft 34, which can ensure that the driven gear 33 is coaxial with the rotating shaft 34. The driven gear 33 is rigidly connected to the connecting seat 38, which can ensure the uniform distribution of torque and prevent the driven gear 33 from being unbalanced and causing wear or chipping of the tooth surface.

[0033] Furthermore, the connecting seat 38 is provided with a pin hole 381 and a threaded hole 382. The pin hole 381 is coaxially arranged with the rotating shaft 34, and the threaded hole 382 communicates with the pin hole 381. A pin 21 is provided on one side of the vessel 2, and the pin hole 381 is used to accommodate the insertion of the pin 21.

[0034] Understandably, when installing the vessel 2, the pin 21 is inserted into the pin hole 381, and then the bolt is screwed into the threaded hole 382. The end of the bolt presses against the side of the pin 21, thus fixing the vessel 2 onto the connecting seat 38, thereby improving the efficiency of assembling and disassembling the vessel 2.

[0035] In some preferred embodiments, the vessel 2 includes a base 22 and a top cover 23. A pin 21 is provided on one side of the base 22. The base 22 and the top cover 23 are detachably connected. The top cover 23 is closed to the base 22 to form a sealed detection chamber. A first transparent sheet 24 is provided on the base 22, and a second transparent sheet 25 is provided on the top cover 23.

[0036] Understandably, removing the top cover 23 facilitates the placement and removal of samples. When the top cover 23 is closed with the base 22, the sample is placed in a sealed detection chamber, ensuring the stability of detection conditions such as temperature and humidity during detection. At the same time, it can also prevent external contamination of the sample.

[0037] The first transparent sheet 24 can support the sample. At the same time, the first transparent sheet 24 and the second transparent sheet 25 form an orthogonal optical path window, which enables bidirectional illumination and multi-angle fluorescence acquisition of the light sheet microscope. This allows the objective lens in the light sheet microscope to collect fluorescence signals from above or below, thereby improving the three-dimensional imaging performance of the light sheet microscope.

[0038] In some preferred embodiments, the top of the base 22 is provided with a plurality of second receiving slots, and the bottom of the top cover 23 is provided with a plurality of third receiving slots. Each of the second and third receiving slots corresponds one-to-one with a magnet (not shown in the figure), and the corresponding magnets have opposite polarities. The base 22 and the top cover 23 are connected by magnetic attraction, allowing for quick disassembly and closure of the top cover 23, thereby improving detection efficiency.

[0039] In some preferred embodiments, the output shaft of the motor 31 is provided with a connecting shaft 39, and the drive gear 32 is mounted on the connecting shaft 39. This can prevent wear on the output shaft of the motor 31 caused by frequent disassembly and assembly of the drive gear 32, and at the same time, it can improve the torque transmission efficiency.

[0040] In some preferred embodiments, a protective cover 4 is provided on the bracket 1, and the motor 31 is located inside the protective cover 4, thereby preventing the motor 31 from being subjected to external impact and improving the service life of the motor 31.

[0041] An embodiment of this utility model also provides a microscope carrier assembly, including a base 5 and the aforementioned adjustable angle fixture, wherein the adjustable angle detection fixture is disposed on the base 5.

[0042] The above is a detailed description of the preferred embodiments of the present utility model. However, the present utility model is not limited to the described embodiments. Those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model. All such equivalent modifications or substitutions are included within the scope defined by the claims of this application.

Claims

1. An angle-adjustable jig, characterized by comprising: The device comprises a support, a container for carrying samples and a rotating assembly, the rotating assembly comprises a motor, a driving gear, a driven gear and a rotating shaft, the motor is fixed on the support, the driving gear is arranged on the output shaft of the motor, the rotating shaft is rotatably connected to the support, the driven gear and the container are both fixed on the rotating shaft, and the driving gear is engaged with the driven gear.

2. The angle adjustable jig according to claim 1, wherein A bearing seat is arranged on the support, a bearing is installed on the bearing seat, and the rotating shaft is connected to the inner ring of the bearing.

3. The angle adjustable jig according to claim 2, wherein The bearing seat is provided with a first accommodating groove for accommodating the bearing, and a cover plate is detachably connected to one side of the bearing seat, the cover plate is used for fixing the bearing, the cover plate is provided with a through hole, and the diameter of the through hole is greater than the diameter of the rotating shaft.

4. The angle adjustable jig according to claim 1, wherein One end of the rotating shaft is provided with a connecting seat, the driven gear is sleeved on the outer periphery of the rotating shaft, the connecting seat is connected to one side of the driven gear, and the container is installed on the connecting seat.

5. The angle adjustable jig according to claim 4, wherein The connecting seat is provided with a pin hole and a threaded hole, the pin hole is coaxially arranged with the rotating shaft, the threaded hole is in communication with the pin hole, one side of the container is provided with a latch, and the pin hole is used for accommodating the insertion of the latch.

6. The angle adjustable jig according to claim 5, wherein The container comprises a base and an upper cover, the latch is arranged on one side of the base, the base is detachably connected with the upper cover, the upper cover is covered with the base to form a sealed detection cavity, the base is provided with a first transparent sheet, and the upper cover is provided with a second transparent sheet.

7. The angle adjustable jig according to claim 6, wherein The top of the base is provided with a plurality of second accommodating grooves, the bottom of the upper cover is provided with a plurality of third accommodating grooves, a plurality of second accommodating grooves correspond to a plurality of third accommodating grooves respectively, and the second accommodating grooves and the third accommodating grooves are both used for installing magnets, and the polarities of the corresponding two magnets are opposite.

8. The angle adjustable jig according to claim 1, wherein The output shaft of the motor is provided with a connecting shaft, and the driving gear is installed on the connecting shaft.

9. The angle adjustable jig according to claim 1, wherein The support is provided with a protective cover, and the motor is located in the protective cover.

10. A microscope object carrier assembly, characterized by, The device comprises a base and an angle-adjustable detection jig as claimed in any one of claims 1-9, and the angle-adjustable detection jig is arranged on the base.