Centrifugal machine fixing structure

Abstract

The utility model belongs to the technical field of centrifugal machines, and particularly relates to a centrifugal machine fixing structure which comprises a bottom plate. A buffering mechanism is arranged on the top side of the bottom plate, fixing mechanisms are erected at the two ends of the top side of the bottom plate, a limiting mechanism is arranged on the top side of the bottom plate, the buffering mechanism comprises a fixing base, a round rod is slidably sleeved with a sleeve, and a first spring is fixedly connected between the sleeve and a connecting lug. Connecting bases are symmetrically fixed to the circumferential face of the lower clamping plate, one end of each sleeve is rotationally connected with the corresponding connecting base through pin shaft matching, dampers are arranged on the inner sides of the mounting bases on the two sides, and when the centrifugal machine operates, deflection force generated by the centrifugal machine drives the sleeves to slide on the round rods to compress or stretch the first springs, so that the deflection force is buffered; and meanwhile, the damper buffers the elastic force of the spring under the cooperation of the rotating seat, so that the elastic force is prevented from driving the centrifugal machine to move, normal and stable operation of the centrifugal machine is guaranteed, and the problem that deflection force cannot be buffered after the centrifugal machine is fixed is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to centrifuge technical field, specifically a centrifuge fixed structure. BACKGROUND

[0002] Centrifuge, that is, a kind of equipment for separating different density substances in mixture, it is usually applied to chemical industry, is used to precipitate in the mixture such as biological enzyme, precipitate protein, so as to separate biological enzyme from mixture, in order to ensure that centrifuge normally operates, need fixed structure cooperation to be fixed, prevent its use process from being affected by stress bias force.

[0003] The utility model discloses a kind of fixed structures for centrifuge, with centrifuge bucket as main body, limiting ring is arranged at the both ends of centrifuge bucket, and centrifuge bucket is rotatably connected with limiting ring, support leg is fixed on the bottom end of limiting ring both sides, support leg bottom end is connected with support sliding block, retractable slot is set in the top side of support sliding block, buffer spring is arranged in the inner side of retractable slot, buffer spring bottom end is fixedly connected with the inner side bottom end of retractable slot, centrifuge bucket is fixed by limiting ring, when centrifuge bucket operates, the bias force generated thereby is transmitted to spring by support leg, so that spring occurs elastic deformation, to buffer bias force, to weaken the vibration when centrifuge bucket operates, so as to ensure that centrifuge bucket can normally operate.

[0004] The above-mentioned fixed structure for centrifuge still has problems, the fixed structure is damped by buffer spring, spring is easily affected by elastic force in use process, drives centrifuge bucket to elastically vibrate, so that fixed structure cannot play the role of buffering, and further a kind of centrifuge fixed structure is proposed. UTILITY MODEL CONTENTS

[0005] In order to make up for the deficiency of prior art, the fixed structure on the market is damped by buffer spring, spring is easily affected by elastic force in use process, drives centrifuge bucket to elastically vibrate, so that fixed structure cannot play the role of buffering, and the utility model provides a kind of centrifuge fixed structure.

[0006] The utility model solves the technical scheme that the technical problem thereof adopts: a kind of centrifuge fixed structure described in the utility model, including bottom plate;Buffering mechanism is set on the top side of the bottom plate, fixed mechanism is set up on the top side of the bottom plate both ends, limiting mechanism is set on the top side of the bottom plate, fixed seat is fixed on the top side of the bottom plate both ends symmetrically.

[0007] Preferably, the buffer mechanism comprises a fixed seat, a round rod is rotatably installed on the fixed seat through a connecting lug, a sleeve is slidably sleeved on the round rod, a first spring is fixedly connected between the sleeve and the connecting lug, lower clamping plates are arranged at the two ends of the top side of the bottom plate, connecting seats are symmetrically fixed on the circumferential surface of the lower clamping plates, one end of the sleeve is rotatably connected with the connecting seat through a pin shaft, mounting seats are fixed on the inner circumferential surface of the sleeve, dampers are arranged on the inner sides of the mounting seats, rotating seats are fixed at the two ends of the dampers, the rotating seats are rotatably connected with the mounting seats, fixed plates are symmetrically fixed at the two ends of the top side of the bottom plate, and the spring is matched with the sleeve to buffer the deviation force generated when the centrifuge runs, and the dampers offset the elastic force generated in the spring buffering process, so that the centrifuge can normally and stably run.

[0008] Preferably, the limiting mechanism comprises a fixed plate, a support is rotatably installed on the inner side of the fixed plate, a sliding groove is formed in the inner side of the support, a clamping block is slidably installed in the sliding groove, a second spring is fixedly connected between the clamping block and one end of the inner side of the sliding groove, a positioning hole is formed in the side of the fixed plate, and one end of the clamping block is buckled in the inner side of the positioning hole. The fixed plate is located at the bottom side of the lower clamping plate, and the clamping block and the support are matched to support the centrifuge after use, prevent the centrifuge from moving under stress, and prolong the service life of the centrifuge.

[0009] Preferably, the fixing mechanism comprises a lower clamping plate, support plates are fixed at the two ends of the top side of the lower clamping plate, threaded rods are fixed on the top side of the support plates, an upper clamping plate is buckled on the top side of the lower clamping plate, connecting plates are fixed at the two ends of the bottom side of the upper clamping plate, the connecting plates are slidably sleeved on the threaded rods, nuts are rotatably installed on the threaded rods and pass through the connecting plates, rubber pads are fixed in the inner sides of the lower clamping plate and the upper clamping plate, and a centrifuge body is installed in the inner sides of the lower clamping plate and the upper clamping plate. The clamping plate and the threaded rod are matched and fixed, the structure is simple and convenient to disassemble and assemble, and subsequent maintenance is more convenient.

[0010] The centrifuge fixing structure has the advantages that:

[0011] 1. The centrifuge fixing structure has the advantages that: the centrifuge runs, the deviation force generated by the centrifuge drives the lower clamping plate to move, at this time, the sleeve slides on the round rod, the first spring is compressed or stretched, the deviation force is buffered, when the sleeve moves under the elastic force of the first spring, the dampers buffer the elastic force of the spring under the cooperation of the rotating seats, the elastic force drives the centrifuge to move is prevented, the buffer mechanism can buffer the centrifuge, the centrifuge can normally and stably run, and the problem that the centrifuge cannot be buffered after being fixed is solved.

[0012] 2.The utility model discloses a centrifuge fixed structure's structure design is through setting up limiting mechanism, when centrifuge is running, support horizontal placement, after centrifuge is used, close, push the clamping block and make it contract to the inside of sliding slot, when rotating support makes it be in perpendicular state, under the action of second spring elasticity, push the clamping block and re -extend, and buckle the inside of positioning hole, fix the position of support, make support and damper contact, support buffer mechanism, prevent spring deformation from long -term stress, thereby prolong the service life of fixed structure. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, obviously, the drawings in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0014] Figure 1 It is the whole front view schematic diagram of three-dimensional structure;

[0015] Figure 2 It is the main view schematic diagram of three-dimensional structure of buffer mechanism;

[0016] Figure 3 It is the side view schematic diagram of three-dimensional structure of limiting mechanism;

[0017] Figure 4 It is the schematic diagram of three-dimensional structure of fixed mechanism from the top;

[0018] Figure 5 It is the whole bottom view schematic diagram of three-dimensional structure.

[0019] In the drawing: 1, bottom plate;2, fixed seat;3, connecting lug;4, round bar;5, sleeve;6, first spring;7, connecting seat;8, lower clamping plate;81, centrifuge body;9, mounting seat;10, rotating seat;11, damper;12, fixed plate;13, support;14, sliding slot;15, clamping block;16, second spring;17, positioning hole;18, support plate;19, threaded rod;20, upper clamping plate;21, connecting plate;22, nut;23, rubber pad;24, arc plate. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, obviously, the described embodiments only some embodiments of the utility model, not all embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled person in the art without making creative labor belong to the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 As shown in the figure, a centrifuge fixing structure includes a bottom plate 1; the top side of the bottom plate 1 is provided with a buffer mechanism, the top side of the bottom plate 1 is provided with a fixing mechanism at both ends, the top side of the bottom plate 1 is provided with a limiting mechanism, and the top side of the bottom plate 1 is fixed with a fixed seat 2 at both ends in a symmetrical manner.

[0022] Please refer to Figure 2 As shown in the figure, the buffer mechanism includes a fixed seat 2, a round rod 4 is rotatably installed on the fixed seat 2 through a connecting lug 3, a sleeve 5 is slidably sleeved on the round rod 4, a first spring 6 is fixedly connected between the sleeve 5 and the connecting lug 3, a lower clamping plate 8 is arranged at both ends of the top side of the bottom plate 1, a connecting seat 7 is fixedly arranged on the circumferential surface of the lower clamping plate 8 in a symmetrical manner, one end of the sleeve 5 is rotatably connected with the connecting seat 7 through a pin shaft, an installation seat 9 is fixedly arranged on the inner circumferential surface of the sleeve 5, a damper 11 is arranged on the inner side of the installation seat 9, a rotating seat 10 is fixedly arranged at both ends of the damper 11, the rotating seat 10 is rotatably connected with the installation seat 9, and a fixed plate 12 is fixedly arranged at both ends of the top side of the bottom plate 1 in a symmetrical manner; when the existing fixing structure cannot play a buffering role, the centrifuge is fixed on the top side of the lower clamping plate 8 through the structure of the buffer mechanism, and when the centrifuge runs, the generated biasing force drives the lower clamping plate 8 to move, at this time, the lower clamping plate 8 drives the sleeve 5 to slide on the round rod 4 under the cooperation of the connecting seat 7, the round rod 4 rotates around the fixed seat 2 under the cooperation of the connecting lug 3, so as to compress or stretch the first spring 6, thereby buffering the biasing force, and when the sleeve 5 is driven to move by the elastic force of the first spring 6, the damper 11 buffers the elastic force of the spring under the cooperation of the rotating seat 10, thereby preventing the elastic force from driving the centrifuge to move, so that the buffer mechanism can play a buffering role on the centrifuge and ensure normal and stable operation of the centrifuge.

[0023] Please refer to Figure 3As shown, the limiting mechanism includes a fixed plate 12, the inner side of the fixed plate 12 is rotatably installed with a support 13, the inner side of the support 13 is provided with a sliding groove 14, the inner side of the sliding groove 14 is slidably installed with a clamping block 15, the second spring 16 is fixedly connected between the inner side of the clamping block 15 and one end of the sliding groove 14, the side of the fixed plate 12 is provided with a positioning hole 17, one end of the clamping block 15 is buckled inside the positioning hole 17, and the fixed plate 12 is located at the bottom side of the lower clamping plate 8; When the spring is deformed after being stressed for a long time, the structure of the limiting mechanism is used, the support 13 is placed horizontally when the centrifuge is running, the clamping block 15 is pushed to retract into the inner side of the sliding groove 14 when the centrifuge is closed after use, the support 13 is rotated to be in a vertical state at this time, the clamping block 15 is pushed to extend out again under the action of the second spring 16, and is buckled inside the positioning hole 17, the position of the support 13 is fixed, the support 13 is in contact with the damper 11, the buffering mechanism is supported, the spring is prevented from being deformed due to long-time stress, and therefore the service life of the fixed structure is prolonged.

[0024] Please refer to Figure 4 As shown, the fixing mechanism includes a lower clamping plate 8, both ends of the top side of the lower clamping plate 8 are fixedly provided with a support plate 18, the top side of the support plate 18 is fixedly provided with a threaded rod 19, the top side of the lower clamping plate 8 is buckled with an upper clamping plate 20, both ends of the bottom side of the upper clamping plate 20 are fixedly provided with a connecting plate 21, the connecting plate 21 is slidably sleeved on the threaded rod 19, the top end of the threaded rod 19 is rotatably installed with a nut 22 penetrating through the connecting plate 21, the inner sides of the lower clamping plate 8 and the upper clamping plate 20 are fixedly provided with a rubber pad 23, and the inner sides of the lower clamping plate 8 and the upper clamping plate 20 are installed with a centrifuge body 81; When the centrifuge is used, the fixing mechanism is used to place the centrifuge body 81 inside the lower clamping plate 8 at both ends, the upper clamping plate 20 is buckled on the threaded rod 19 under the cooperation of the connecting plate 21 at this time, the upper clamping plate 20 clamps the top side of the centrifuge body 81 at this time, the nut 22 is installed to the top side of the threaded rod 19, the clamping plate is pushed to clamp and fix the centrifuge body 81 under the cooperation of the rubber pad 23, and the structure is convenient to disassemble and assemble, and will not affect the subsequent maintenance of the centrifuge.

[0025] Please refer to Figure 5 As shown, the lower clamping plates 8 are fixedly connected with arc-shaped plates 24; When the centrifuge is used, the arc-shaped plates 24 are used to support the centrifuge body 81 under the cooperation of the clamping plate, and prevent the centrifuge from being damaged due to uneven stress when the centrifuge is running.

[0026] Working principle: centrifuge, namely is used for separating different density material in mixture of a device, it is usually applied in chemical industry, used for precipitating in mixture of particles, precipitated protein biological enzyme, so as to separate biological enzyme from mixture, in order to ensure the normal operation of centrifuge, need fixed structure cooperation and fix it, prevent its use process is affected by stress deviation force, the existing fixed structure is damped by buffer spring, the spring is easy to be affected by elastic force in use, drive centrifuge bucket elastic vibration, cause the fixed structure and cannot play the role of buffer, in order to solve this problem, by setting buffer mechanism and limiting mechanism, centrifuge body 81 is placed in the inside of two end lower clamping plate 8, at this time, under the cooperation of connecting plate 21, the upper clamping plate 20 is buckled on the threaded rod 19, at this time, the upper clamping plate 20 is clamped on the top side of the centrifuge body 81, at this time, the nut 22 is installed on the top side of the threaded rod 19, so that it drives the clamping plate to clamp and fix the centrifuge body 81 under the cooperation of rubber pad 23, at this time, the support 13 is in vertical state, the driving block 15 is retracted into the chute 14, at this time, the support 13 is rotated to be in horizontal state, under the action of the second spring 16, the driving block 15 is retracted and buckled in the positioning hole 17, the position of the support 13 is fixed, so that the support 13 is separated from the damper 11, finally, when the centrifuge runs, the deviation force generated by the centrifuge drives the lower clamping plate 8 to move, at this time, the lower clamping plate 8 drives the sleeve 5 to slide on the round rod 4 under the cooperation of the connecting seat 7, so that the round rod 4 rotates around the fixed seat 2 under the cooperation of the connecting lug 3, so as to compress or stretch the first spring 6, so as to buffer the deviation force, at the same time, when the sleeve 5 moves under the cooperation of the first spring 6, the damper 11 buffers the elastic force of the spring under the cooperation of the rotating seat 10, so as to prevent the elastic force from driving the centrifuge to move, so that the buffer mechanism can buffer the centrifuge, ensure its normal and stable operation, after the centrifuge is used, the support 13 is rotated to be supported on the bottom side of the damper 11, so as to be used next time, solve the problem that the centrifuge cannot buffer the deviation force after being fixed.

[0027] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A centrifuge fixing structure, characterized in that: Includes a base plate (1); a buffer mechanism is provided on the top side of the base plate (1), a fixing mechanism is provided at both ends of the top side of the base plate (1), a limit mechanism is provided on the top side of the base plate (1), and a fixing seat (2) is symmetrically fixed at both ends of the top side of the base plate (1); The buffer mechanism includes a fixed base (2), on which a round rod (4) is rotatably mounted via a connecting ear (3). A sleeve (5) is slidably fitted on the round rod (4). A first spring (6) is fixedly connected between the sleeve (5) and the connecting ear (3). Lower clamping plates (8) are provided at both ends of the top side of the base plate (1). Connecting seats (7) are symmetrically fixed on the circumferential surface of the lower clamping plates (8). One end of the sleeve (5) is rotatably connected to the connecting seat (7) via a pin. A mounting seat (9) is fixed on the inner circumferential surface of the sleeve (5). Damperes (11) are provided on the inner sides of the mounting seats (9) on both sides.

2. The centrifuge fixing structure according to claim 1, characterized in that: The damper (11) has rotating seats (10) fixed at both ends. The rotating seats (10) are rotatably connected to the mounting base (9). The bottom plate (1) has fixing plates (12) symmetrically fixed at both ends of its top side.

3. The centrifuge fixing structure according to claim 2, characterized in that: The limiting mechanism includes a fixed plate (12), a bracket (13) is rotatably mounted on the inner side of the fixed plate (12), a sliding groove (14) is opened on the inner side of the bracket (13), and a locking block (15) is slidably mounted on the inner side of the sliding groove (14).

4. A centrifuge fixing structure according to claim 3, characterized in that: A second spring (16) is fixedly connected between the card block (15) and one end of the inner side of the slide groove (14). A positioning hole (17) is provided on the side of the fixing plate (12). One end of the card block (15) is fastened to the inside of the positioning hole (17). The fixing plate (12) is located on the bottom side of the lower clamping plate (8).

5. A centrifuge fixing structure according to claim 4, characterized in that: The fixing mechanism includes a lower clamping plate (8), with support plates (18) fixed at both ends of the top side of the lower clamping plate (8), a threaded rod (19) fixed at the top side of the support plate (18), an upper clamping plate (20) fastened to the top side of the lower clamping plate (8), and connecting plates (21) fixed at both ends of the bottom side of the upper clamping plate (20).

6. A centrifuge fixing structure according to claim 5, characterized in that: The connecting plate (21) is slidably fitted on the threaded rod (19). The top end of the threaded rod (19) passes through the connecting plate (21) and is rotatably fitted with a nut (22). The lower clamping plate (8) and the upper clamping plate (20) are fixed with rubber pads (23). The centrifuge body (81) is installed on the inner side of the lower clamping plate (8) and the upper clamping plate (20).

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