Centrifuge adapter capable of adjusting aperture size

Abstract

The utility model discloses a centrifuge adapter capable of adjusting the aperture size, which comprises an adapter body, an adapter lining body arranged on the adapter body, a lining cover arranged on the adapter lining body, handles fixedly connected with two ends of the upper surface of the adapter body, a handle fixedly connected with the middle part of the upper surface of the lining cover, and a handle cover fixedly connected with the handle. Mutually communicated cavities are formed in the lifting handle and the lining cover, fixing hooks are arranged at the two ends of the cavity in the lining cover, a pressing rod is arranged in the cavity in the lifting handle, the bottom end of the pressing rod is fixedly connected to the middle of the upper surface of a transmission rod, and extrusion rods are fixedly connected to the two ends of the lower surface of the transmission rod; and two transmission mechanisms for respectively transmitting the two fixing hooks are arranged in the cavity in the lining cover. According to the utility model, the adapter lining body and the lining cover can be fixed together, when the adapter lining body needs to be taken down from the adapter body, the adapter lining body can be rapidly taken out through the lifting handle, and the operation is convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of centrifugal apparatuses, in particular to a centrifuge adapter with adjustable aperture size. Background Art

[0002] A centrifuge adapter is an important accessory for a centrifuge. Its selection is very important for clinical experiments because it directly affects the accuracy and stability of experimental results. The role of the adapter is to fix the centrifuge tube on the rotor of the centrifuge to ensure that it will not fall off or tilt during high-speed rotation, thus ensuring the safety and reliability of the experiment.

[0003] Chinese Utility Model Patent No. 202120463459.0 discloses a centrifuge adapter with adjustable aperture size. Although this utility model realizes placing test tubes of different sizes by setting an adapter inner liner that can be removed from the adapter body, setting an inner liner tube on the adapter inner liner, and setting a soft gasket inside the inner liner tube, so that the small test tube does not shake during centrifugation and the safety is improved. At the same time, notches are provided on the tube wall of the inner liner tube to facilitate pinching the small test tube from the notches and removing the small test tube from the inner liner tube, making it more convenient to take the small test tube. However, this utility model combines the adapter body, the adapter inner liner, and the lining cover through two handles. When it is necessary to take out the adapter inner liner, it is necessary to first take out the adapter body from the centrifuge through the two handles, then remove the lining cover, and then take out the adapter inner liner from the adapter body. The operation is troublesome and it is not convenient to quickly take out the adapter inner liner. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a centrifuge adapter with adjustable aperture size to solve the technical problem that it is not convenient to quickly take out the adapter inner liner in the prior art.

[0005] To achieve the above purpose, the utility model is implemented by adopting the following technical solutions:

[0006] An adjustable-aperture centrifuge adapter, comprising an adapter body, an adapter inner liner is arranged on the adapter body, a lining cover is arranged on the adapter inner liner, handles are fixedly connected to both ends of the upper surface of the adapter body, the top ends of the handles sequentially penetrate through the adapter inner liner and the lining cover, a lifting handle is fixedly connected to the middle of the upper surface of the lining cover, two finger holes are formed in the lifting handle, cavities communicating with each other are formed in the lifting handle and the lining cover, fixing hooks are arranged at both ends of the cavity in the lining cover, fixing grooves for cooperating with the fixing hooks are formed at both ends of the upper surface of the adapter inner liner, a pressing rod is arranged in the cavity of the lifting handle, a groove is formed in the middle of the upper surface of the lifting handle, the top end of the pressing rod is located in the groove, the bottom end of the pressing rod is fixedly connected to the middle of the upper surface of a transmission rod, extrusion rods are fixedly connected to both ends of the lower surface of the transmission rod, and two transmission mechanisms for respectively driving the two fixing hooks are arranged in the cavity of the lining cover.

[0007] Further, the transmission mechanism includes a triangular slider, a sliding rod and an elastic member. The triangular slider is fixedly connected to one end of the upper surface of the sliding rod, the fixing hook is fixedly connected to one end of the lower surface of the sliding rod away from the triangular slider, the bottom end of the extrusion rod is arranged as an inclined surface for sliding with the triangular slider, the sliding rod slides in the lining cover, and the elastic member is located at one end of the sliding rod close to the triangular slider.

[0008] Further, the elastic member is a spring. One end of the spring is fixedly connected to the sliding rod, and the other end of the spring is fixedly connected to the inner wall of the lining cover.

[0009] The beneficial effects of the present utility model are as follows:

[0010] By the combined use of the lifting handle, the fixing hook, the pressing rod, the transmission rod, the extrusion rod and the transmission mechanism, the adapter inner liner and the lining cover can be fixed together. When it is necessary to remove the adapter inner liner from the adapter body, the adapter inner liner can be quickly taken out through the lifting handle, without first taking out the adapter body from the centrifuge through the two handles, then removing the lining cover, and then removing the adapter inner liner from the adapter body, and the operation is convenient and fast. Description of the Drawings

[0011] Figure 1 is the front view of the present utility model.

[0012] Figure 2 is the side view of the present utility model.

[0013] Figure 3 is the top view of the present utility model.

[0014] Figure 4 is the present utility model Figure 3Schematic cross-sectional view of the middle adapter inner liner and the cover in the A-A direction.

[0015] Figure 5 This is the front view of the adapter body and the adapter inner liner of the present utility model.

[0016] Figure 6 This is the top view of the adapter body and the adapter inner liner of the present utility model.

[0017] Explanation of the markings in the figure: 1. Adapter body; 2. Adapter inner liner; 3. Cover; 4. Handle; 5. Carrying handle; 6. Finger hole; 7. Fixed hook; 8. Fixed groove; 9. Pressing rod; 10. Transmission rod; 11. Extrusion rod; 12. Triangular slider; 13. Sliding rod; 14. Spring. Specific embodiments

[0018] In order to make the above objects, features, and advantages of the present utility model more understandable, the following will describe the specific embodiments of the present utility model in detail with reference to the accompanying drawings. Many specific details are set forth in the following description in order to fully understand the present utility model. However, the present utility model can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without departing from the connotation of the present utility model. Therefore, the present utility model is not limited by the specific embodiments disclosed below.

[0019] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms up, down, front, back, left, right, top, bottom, inside, outside, etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model.

[0020] The embodiments are as follows:

[0021] Please refer to Figures 1-6, A centrifuge adapter with adjustable aperture size, comprising an adapter body 1, an adapter inner lining 2 is provided on the adapter body 1, a lining cover 3 is provided on the adapter inner lining 2, both ends of the upper surface of the adapter body 1 are fixedly connected with handles 4, the top ends of the handles 4 sequentially penetrate through the adapter inner lining 2 and the lining cover 3, a lifting handle 5 is fixedly connected to the middle of the upper surface of the lining cover 3, two finger holes 6 are opened on the lifting handle 5 to facilitate the extraction of the lining cover 3, a cavity communicating with each other is opened in the lifting handle 5 and the lining cover 3, fixing hooks 7 are provided at both ends of the cavity in the lining cover 3, fixing grooves 8 for cooperating with the fixing hooks 7 are opened at both ends of the upper surface of the adapter inner lining 2, by clamping the fixing hooks 7 in the fixing grooves 8, the adapter inner lining 2 and the lining cover 3 are fixed together, a pressing rod 9 is arranged in the cavity of the lifting handle 5, a groove is arranged in the middle of the upper surface of the lifting handle 5, the top end of the pressing rod 9 is located in the groove, the bottom end of the pressing rod 9 is fixedly connected to the middle of the upper surface of a transmission rod 10, two extrusion rods 11 are fixedly connected to both ends of the lower surface of the transmission rod 10, and two transmission mechanisms for driving the two fixing hooks 7 respectively are arranged in the cavity of the lining cover 3.

[0022] As an alternative technical solution of the present utility model: The transmission mechanism includes a triangular slider 12, a sliding rod 13 and an elastic member. The triangular slider 12 is fixedly connected to one end of the upper surface of the sliding rod 13, the fixing hook 7 is fixedly connected to the end of the lower surface of the sliding rod 13 far from the triangular slider 12, the bottom end of the extrusion rod 11 is arranged as an inclined surface that slides with the triangular slider 12, the inclined surfaces of the two extrusion rods 11 are in a V shape, the sliding rod 13 slides in the lining cover 3, and the elastic member is located at one end of the sliding rod 13 close to the triangular slider 12; the elastic member is a spring 14, one end of the spring 14 is fixedly connected to the sliding rod 13, and the other end of the spring 14 is fixedly connected to the inner wall of the lining cover 3, which can provide elastic force for the sliding rod 13 to facilitate the reset of the sliding rod 13.

[0023] In summary: When it is necessary to fix the lining cover 3 on the adapter inner liner 2, press down the pressing rod 9. The pressing rod 9 drives the transmission rod 10 to move downward. The transmission rod 10 drives the two extrusion rods 11 to move downward. The extrusion rods 11 squeeze the triangular slider 12 downward. The triangular slider 12 drives the sliding rod 13 to slide. The sliding rod 13 squeezes the spring 14. The sliding rod 13 drives the fixing hook 7 to move, making the two fixing hooks 7 approach each other. At this time, the two fixing hooks 7 can be respectively aligned with the two fixing slots 8 on the adapter inner liner 2. Insert the two fixing hooks 7 into the two fixing slots 8 respectively. Release the pressing rod 9. The sliding rod 13 resets under the action of the elastic force of the spring 14, that is, the two fixing hooks 7 move away from each other. The sliding rod 13 drives the fixing hook 7 to be clamped in the fixing slot 8, thereby fixing the lining cover 3 on the adapter inner liner 2. When it is necessary to take out the adapter inner liner 2, the adapter inner liner 2 can be taken off from the adapter body 1 through the lifting handle 5, and the operation is convenient and fast. When it is necessary to separate the lining cover 3 from the adapter inner liner 2, also press down the pressing rod 9, so that the two fixing hooks 7 move closer to each other. The fixing hooks 7 are not clamped with the fixing slots 8, and the lining cover 3 can be lifted upward through the lifting handle 5 to separate it from the adapter inner liner 2.

[0024] The foregoing shows and describes the basic principles, main features and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-described exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended to embrace all changes within the meaning and scope of the equivalent elements of the claims in the present invention. Any reference signs in the claims should not be regarded as limiting the claims involved.

[0025] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A centrifuge adapter with adjustable aperture size, comprising an adapter body, an adapter lining body provided on the adapter body, a lining cover provided on the adapter lining body, handles fixedly connected to both ends of the upper surface of the adapter body, the top of the handles sequentially passing through the adapter lining body and the lining cover, characterized in that: A handle is fixedly connected to the middle part of the upper surface of the lining cover, and two finger holes are provided on the handle. The handle and the lining cover are provided with cavities that are connected to each other, and both ends of the cavity in the lining cover are provided with fixing hooks, and both ends of the upper surface of the adapter lining body are provided with fixing grooves used in conjunction with the fixing hooks. A pressing rod is provided in the cavity in the handle, and a groove is provided in the middle part of the upper surface of the handle. The top of the pressing rod is located in the groove, and the bottom end of the pressing rod is fixedly connected to the middle part of the upper surface of the transmission rod, and both ends of the lower surface of the transmission rod are fixedly connected with extrusion rods, and the cavity in the lining cover is provided with two transmission mechanisms that respectively transmit the two fixing hooks.

2. A centrifuge adapter with adjustable pore size according to claim 1, characterized in that: The transmission mechanism includes a triangular slider, a sliding rod and an elastic member, the triangular slider is fixedly connected to one end of the upper surface of the sliding rod, the fixing hook is fixedly connected to one end of the lower surface of the sliding rod away from the triangular slider, the bottom end of the extrusion rod is set as an inclined surface sliding with the triangular slider, the sliding rod slides in the lining cover, and the elastic member is located at one end of the sliding rod close to the triangular slider.

3. A centrifuge adapter with adjustable pore size according to claim 2, characterized in that: The elastic member is a spring, one end of the spring is fixedly connected to the sliding rod, and the other end of the spring is fixedly connected to the inner wall of the lining cover.

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