Auxiliary structure for centrifugal machine

Abstract

The utility model relates to the technical field of centrifugal machines, in particular to an auxiliary structure for a centrifugal machine. The clamping device comprises a mounting disc, mounting holes, a clamping mechanism and an auxiliary assembly, when the device is used, a rotating nut on the clamping mechanism is rotated to enable the rotating nut to move on the first threaded rod, so that opening and closing of the fixed rod and the movable rod are achieved, a centrifugal tube is clamped and fixed through the clamping heads arranged at the front ends of the fixed rod and the movable rod, and the centrifugal tube can be clamped and fixed through the design of an adjustable structure of the fixed rod and the movable rod. The centrifugal tubes of various specifications can be fixed, the lifting assembly is adjusted to the position suitable for assisting in fixing the centrifugal tubes according to the lengths of the centrifugal tubes through the auxiliary assembly arranged on the clamping head at the front end of the movable rod, the centrifugal tubes are further pressed and fixed through the elastically telescopic pressing plate, and the fixing effect is further improved; the device is suitable for auxiliary use of centrifugal tubes of various specifications.

Description

TECHNICAL FIELD

[0001] The utility model relates to centrifuge technical field, concretely relates to an auxiliary structure for centrifuge. BACKGROUND

[0002] The centrifuge is through the rotor to place multiple test tubes to carry out high speed rotation and produces the powerful centrifugal force, separates liquid and solid particles or liquid mixture each component, often as serum, plasma, precipitated protein or urine sediment examination instrument equipment.

[0003] At present, the existing centrifuge rotor is placed test tube through the feeding hole when using, but the feeding hole size in the existing centrifuge rotor is fixed, can only place the test tube of same specification, lead to the centrifuge rotor in the use process to be unable to compatible multiple specifications centrifuge tube, when meeting different test tubes, only can replace the rotor, cause the situation of inconvenient operation, and there can be the problem that centrifuge tube can not be fixed completely, in the use process, there can be the phenomenon of centrifuge tube fragmentation.

[0004] Based on this, the utility model discloses an auxiliary structure for centrifuge to solve the above -mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model discloses a kind of auxiliary structures for centrifuge to solve the shortcomings in prior art.

[0006] To achieve the above object, the utility model provides the following technical scheme: an auxiliary structure for centrifuge, including mounting disc, mounting hole, clamping mechanism and auxiliary assembly, the center of the mounting disc annularly is equipped with four mounting holes, the upper end of the mounting disc is fixedly installed eight clamping mechanisms;

[0007] The clamping mechanism includes fixed rod, connecting seat, mounting shaft, movable rod, first threaded rod, fixed pin, first spring, abutting block, rotating nut, clamping head and first silica gel piece, one side of the fixed rod is provided with connecting seat, the connecting seat is installed with mounting shaft, the movable rod is movably installed on the mounting shaft, the front end of the fixed rod and movable rod is fixedly connected with clamping head.

[0008] As a preferred technical scheme of the utility model, the movable rod is provided with fixed pin, one end of the fixed pin is movably connected with first threaded rod, the other end of the first threaded rod is out of the fixed rod, the abutting block is movably sleeved on the first threaded rod, the abutting block is connected with the fixed rod, the rotating nut is spirally connected on the first threaded rod, and the rotating nut is in abutment with the abutting block.

[0009] As a preferred technical scheme of the utility model, one side of the two clamping heads of the clamping mechanism front end is fixedly connected with auxiliary assembly.

[0010] As a preferred technical scheme of the utility model, the auxiliary assembly includes a connecting plate, a connecting column, an internally threaded rotating block, a second threaded rod, a lifting assembly, a slide rod and a bottom plate, a connecting column is arranged at the center of the upper end of the connecting plate, the connecting column movably connects the internally threaded rotating block, the internally threaded rotating block spirally connects the second threaded rod.

[0011] As a preferred technical scheme of the utility model, the lower end of the second threaded rod is fixedly connected with the lifting assembly, the lifting assembly is slidably connected with two slide rods, the upper ends of the two slide rods are fixedly connected with the connecting plate, and the lower ends of the two slide rods are fixedly connected with the bottom plate.

[0012] As a preferred technical scheme of the utility model, the lifting assembly includes a slide plate body, an internal groove, a connecting rod, a pressing plate, a second spring and a second silica gel sheet, the internal groove is symmetrically arranged in the slide plate body, the second spring is fixedly connected between the pressing plate and the slide plate body, the connecting rod is arranged in the second spring, one end of the connecting rod is fixedly connected with the pressing plate, and the other end is movably arranged in the internal groove, and the front end of the pressing plate is fixedly connected with the second silica gel sheet.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1、The utility model discloses a centrifugal tube fixing device, which comprises a rotating clamping mechanism, a fixing rod and a movable rod, the rotating clamping mechanism is arranged on the fixing rod, the movable rod is movably arranged on the fixing rod, the rotating clamping mechanism comprises a rotating nut, a first threaded rod and a first silica gel sheet, the rotating nut is arranged on the first threaded rod, the first threaded rod is arranged on the fixing rod, and the first silica gel sheet is fixedly connected to the front end of the rotating nut.

[0015] 2、The utility model discloses a centrifugal tube fixing device, which comprises a rotating clamping mechanism, a fixing rod and a movable rod, the rotating clamping mechanism is arranged on the fixing rod, the movable rod is movably arranged on the fixing rod, the rotating clamping mechanism comprises a rotating nut, a first threaded rod and a first silica gel sheet, the rotating nut is arranged on the first threaded rod, the first threaded rod is arranged on the fixing rod, and the first silica gel sheet is fixedly connected to the front end of the rotating nut. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings are used to provide further understanding of the utility model and constitute a part of the specification, are used together with the embodiments of the utility model to explain the utility model, and do not constitute the limitation to the utility model.

[0017] Figure 1 It is the whole top view structure schematic diagram of the utility model;

[0018] Figure 2 It is the whole bottom view structure schematic diagram of the utility model;

[0019] Figure 3 It is the left view structure schematic diagram of the clamping mechanism of the utility model;

[0020] Figure 4 It is the right view structure schematic diagram of the clamping mechanism of the utility model;

[0021] Figure 5 It is the partial section view structure schematic diagram of the clamping mechanism of the utility model;

[0022] Figure 6 It is the auxiliary assembly structure schematic diagram of the utility model;

[0023] Figure 7 It is the partial section view structure schematic diagram of the auxiliary assembly of the utility model;

[0024] Figure 8 It is the section view enlarged structure schematic diagram of the lifting assembly of the utility model.

[0025] In the drawing: 1, mounting disc; 2, mounting hole; 3, clamping mechanism; 301, fixed rod; 302, connecting seat; 303, mounting shaft; 304, movable rod; 305, first threaded rod; 306, fixed pin; 307, first spring; 308, abutting block; 309, rotating nut; 3010, clamping head; 3011, first silica gel piece; 4, auxiliary assembly; 401, connecting plate; 402, connecting column; 403, internally threaded rotating block; 404, second threaded rod; 405, lifting assembly; 4051, sliding plate body; 4052, inner groove; 4053, connecting rod; 4054, pressing plate; 4055, second spring; 4056, second silica gel piece; 406, sliding rod; 407, bottom plate. DETAILED DESCRIPTION

[0026] The utility model embodiments will be described below with reference to the accompanying drawings. Figures 1-8 The technical solutions in the embodiments of the utility model are clearly and completely described, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0027] EMBODIMENT

[0028] Please refer to Figure 1 , Figure 2 ,Figure 4 and Figure 5 The utility model provides following technical scheme: a centrifuge auxiliary structure, including installation disc 1, mounting hole 2, clamping mechanism 3 and auxiliary assembly 4, the centre of installation disc 1 annularly is equipped with four mounting holes 2, and the upper end of installation disc 1 is fixedly installed with eight clamping mechanisms 3;

[0029] Clamping mechanism 3 includes fixed link 301, connecting seat 302, mounting shaft 303, movable link 304, first screw rod 305, fixed pin 306, first spring 307, abutting block 308, rotating nut 309, clamping head 3010 and first silica gel piece 3011, one side of fixed link 301 is provided with connecting seat 302, and mounting shaft 303 is installed on connecting seat 302, and movable link 304 is movably installed on mounting shaft 303, and the front end of fixed link 301 and movable link 304 is fixedly connected with clamping head 3010.

[0030] Movable link 304 is provided with fixed pin 306, one end of fixed pin 306 is movably connected with first screw rod 305, the other end of first screw rod 305 is out of fixed link 301, abutting block 308 is movably sleeved on first screw rod 305, and abutting block 308 is connected with fixed link 301, and rotating nut 309 is spirally connected on first screw rod 305, and rotating nut 309 is in abutment with abutting block 308.

[0031] The side of two clamping heads 3010 of clamping mechanism 3 front end is fixedly connected with auxiliary assembly 4.

[0032] Through the structural design of the above-mentioned clamping mechanism 3, it is designed as a clamping adjustable structure, so that it has good versatility, so that it can be compatible with the auxiliary use of centrifuge tubes of various specifications.

[0033] Please refer to Figure 3 、 Figure 6 、 Figure 7 and Figure 8 Auxiliary assembly 4 includes connecting plate 401, connecting column 402, internal thread rotating block 403, second screw rod 404, lifting assembly 405, slide bar 406 and bottom plate 407, the centre of the upper end of connecting plate 401 is provided with connecting column 402, internal thread rotating block 403 is movably connected in connecting column 402, and second screw rod 404 is spirally connected in the inside of internal thread rotating block 403.

[0034] The lower end of second screw rod 404 is fixedly connected with lifting assembly 405, lifting assembly 405 is slidably connected with two slide bars 406, the upper end of two slide bars 406 is fixedly connected with connecting plate 401, and the lower end of two slide bars 406 is fixedly connected with bottom plate 407.

[0035] The lifting assembly 405 comprises a sliding plate body 4051, an inner groove 4052, a connecting rod 4053, a pressing plate 4054, a second spring 4055 and a second silica gel piece 4056, the inner groove 4052 is symmetrically arranged in the sliding plate body 4051, the second spring 4055 is symmetrically fixedly connected between the sliding plate body 4051 and the pressing plate 4054, the connecting rod 4053 is arranged in the second spring 4055, one end of the two connecting rods 4053 is fixedly connected with the pressing plate 4054, and the other end is movably arranged in the inner groove 4052, and the second silica gel piece 4056 is fixedly connected with the front end of the pressing plate 4054.

[0036] Through the structural design of the auxiliary assembly 4, the position of the lifting assembly 405 assisted by the pressing can be adjusted according to the specifications of the centrifugal tube, so that the auxiliary assembly 4 can be applied to the auxiliary use of centrifugal tubes of various specifications, and meanwhile, a better fixing effect can be achieved, and good compatibility is achieved.

[0037] The working principle and use process of the utility model are as follows: in specific use, the mounting disc 1 is fixedly installed on the rotor of the centrifugal machine through the mounting hole 2 arranged on the mounting disc 1, the rotating nut 309 is screwed outwards on the first threaded rod 305, the movable rod 304 and the fixed rod 301 are opened under the action of the first spring 307, then the second threaded rod 404 connected with the inner thread rotating block 403 is rotated downwards or outwards in the inner thread rotating block 403 through the rotation of the inner thread rotating block 403 on the auxiliary assembly 4, the lifting of the lifting assembly 405 is realized through the movement of the second threaded rod 404, the lifting assembly 405 is adjusted to a suitable position according to the length specifications of the centrifugal tube, then the centrifugal tube is placed downwards between the two clamping heads 3010 of the clamping mechanism 3, after a certain length is placed, the rotating nut 309 is screwed reversely, the movable rod 304 and the fixed rod 301 are closed, the centrifugal tube is clamped and fixed under the action of the clamping head 3010, meanwhile, the bottom or side of the centrifugal tube can be supported and pressed under the action of the lifting assembly 405, so that a better auxiliary effect on the centrifugal tube can be achieved, and the centrifugal machine can be compatible with centrifugal tubes of various specifications.

[0038] Finally, it should be noted that: the above only for preferred embodiments of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art, still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement to part of technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. An auxiliary structure for a centrifuge, comprising a mounting disc (1), a mounting hole (2), a clamping mechanism (3) and an auxiliary assembly (4), characterized in that: Four mounting holes (2) are annularly arranged at the center of the mounting disc (1), and eight clamping mechanisms (3) are fixedly installed at the upper end of the mounting disc (1); The clamping mechanism (3) comprises a fixed rod (301), a connecting seat (302), a mounting shaft (303), a movable rod (304), a first threaded rod (305), a fixed pin (306), a first spring (307), an abutting block (308), a rotating nut (309), a clamping head (3010) and a first silica gel sheet (3011), one side of the fixed rod (301) is provided with the connecting seat (302), the mounting shaft (303) is installed on the connecting seat (302), the movable rod (304) is movably installed on the mounting shaft (303), and the front ends of the fixed rod (301) and the movable rod (304) are fixedly connected with the clamping head (3010).

2. The auxiliary structure for a centrifuge according to claim 1, wherein: The movable rod (304) is provided with the fixed pin (306), one end of the fixed pin (306) is movably connected with the first threaded rod (305), the other end of the first threaded rod (305) penetrates out of the fixed rod (301), the abutting block (308) is movably sleeved on the first threaded rod (305), the abutting block (308) is abuttingly connected with the fixed rod (301), and the rotating nut (309) is spirally connected on the first threaded rod (305). The rotating nut (309) abuts against the abutting block (308).

3. The auxiliary structure for a centrifuge according to claim 1, wherein: The two clamping heads (3010) on the front end of the clamping mechanism (3) are fixedly connected with auxiliary assemblies (4) on one side.

4. The auxiliary structure for a centrifuge according to claim 1, wherein: The auxiliary assembly (4) comprises a connecting plate (401), a connecting column (402), an internally-threaded rotating block (403), a second threaded rod (404), a lifting assembly (405), a sliding rod (406) and a bottom plate (407), the connecting column (402) is arranged at the center of the upper end of the connecting plate (401), the internally-threaded rotating block (403) is movably connected in the connecting column (402), and the second threaded rod (404) is spirally connected in the internally-threaded rotating block (403).

5. The auxiliary structure for a centrifuge according to claim 4, wherein: The lower end of the second threaded rod (404) is fixedly connected with the lifting assembly (405), the lifting assembly (405) is slidably connected with two sliding rods (406), the upper ends of the two sliding rods (406) are fixedly connected with the connecting plate (401), and the lower ends of the two sliding rods (406) are fixedly connected with the bottom plate (407).

6. The auxiliary structure for a centrifuge as claimed in claim 4, wherein: Said lifting assembly (405) includes sliding plate body (4051), inner groove (4052), connecting rod (4053), pressing plate (4054), second spring (4055) and second silica gel piece (4056), the inside symmetry of sliding plate body (4051) is provided with inner groove (4052), the second spring (4055) is fixedly connected between pressing plate (4054) and sliding plate body (4051) symmetry, the connecting rod (4053) is arranged in the second spring (4055), one end of two connecting rods (4053) is fixedly connected with pressing plate (4054), the other end is movably arranged in inner groove (4052), the front end of pressing plate (4054) is fixedly connected with second silica gel piece (4056).

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