CN215521922U

CN215521922U - Differential mechanism for centrifugal machine

Info

Publication number: CN215521922U
Application number: CN202121560598.1U
Authority: CN
Inventors: 赵立佳
Original assignee: Jiangxi Helishi Medicine Machinery Co ltd
Current assignee: Jiangxi Helishi Medicine Machinery Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2022-01-14
Anticipated expiration: 2031-07-09

Abstract

The utility model discloses a differential mechanism for a centrifugal machine, which comprises a differential mechanism body, wherein an input shaft is fixedly connected to the left side position of the differential mechanism body, an output shaft is fixedly connected to the right side position of the differential mechanism body, protective covers are fixedly arranged outside the input shaft and the output shaft through bearings, placing holes penetrating through the protective covers are uniformly formed in the middle positions of the top and the bottom of the protective covers, semiconductor refrigeration sheets penetrating through the placing holes are arranged inside the upper and the lower groups of placing holes, and anti-falling plates respectively in contact with the top and the bottom of the protective covers are fixedly arranged outside the upper and the lower groups of semiconductor refrigeration sheets. This a differential mechanism for centrifuge starts thereby semiconductor refrigeration piece switch on power supply through this technical scheme's design with the temperature reduction of the air in the inner chamber of safety cover and then reduce the temperature of differential mechanism body, improves the radiating efficiency.

Description

Differential mechanism for centrifugal machine

Technical Field

The utility model relates to the technical field of centrifuges, in particular to a differential for a centrifuge.

Background

The centrifugal machine is a machine for separating components in liquid and solid particles or a mixture of liquid and liquid by using centrifugal force, wherein a differential is an important component in the centrifugal machine, and the traditional differential used for the centrifugal machine can basically meet the use requirements of people, but certain problems still exist, and the specific problems are as follows:

most of the differentials used for the centrifugal machine on the market at present have the temperature sharply increased in the working process, but the heat dissipation effect of most of the differentials used for the centrifugal machine on the market is poor, and the service life of the differential of the centrifugal machine is seriously influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a differential for a centrifuge to solve the problems set forth in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a differential mechanism for centrifuge, includes the differential mechanism body, the left side position fixedly connected with input shaft of differential mechanism body, the right side position fixedly connected with output shaft of differential mechanism body, the outside of input shaft and output shaft all has the safety cover through bearing fixed mounting, safety cover top and bottom intermediate position department evenly set up the hole of placing that runs through the safety cover, and are two sets of from top to bottom place downthehole portion and all be provided with the semiconductor refrigeration piece that runs through placing the hole, upper and lower two sets of the equal fixed mounting in semiconductor refrigeration piece outside has the board of preventing falling that contacts with safety cover top and bottom position respectively.

Preferably, in the above-mentioned differential mechanism for centrifuge, the intermediate position department symmetry of safety cover top and bottom is provided with the heat dissipation box, and upper and lower two sets of semiconductor refrigeration piece sets up respectively in the inner chamber of two sets of heat dissipation boxes, and upper and lower two sets of equal fixed mounting of heat dissipation box inner chamber lateral wall has metal mesh plate, and upper and lower two sets of metal mesh plate is fixed mutually with the lateral wall of one side is kept away from each other to upper and lower two sets of semiconductor refrigeration piece respectively.

Based on above-mentioned technical characteristics, be convenient for improve this a differential mechanism for centrifuge's radiating efficiency.

Preferably, in the differential mechanism for the centrifugal machine, the heat dissipation holes penetrating through the heat dissipation box body are symmetrically formed in the left side wall and the right side wall of the heat dissipation box body, the upper portion and the lower portion of the middle positions of the inner cavities of the heat dissipation holes are fixedly provided with dust screens, and the upper portion and the lower portion of the heat dissipation holes are arranged at the outer side positions of the upper set of metal mesh plate and the lower set of metal mesh plate.

Preferably, among the above-mentioned differential mechanism for centrifuge, the screw has been seted up to the left and right sides position symmetry of safety cover top and bottom, and upper and lower two sets of the equal fixed welding of one end that the left and right sides wall of heat dissipation box is close to each other has the connection piece, and upper and lower two sets of the connection piece contacts with safety cover top and bottom position respectively, and upper and lower two sets of one side is kept away from each other to the connection piece all is provided with the self tapping screw that runs through the connection piece and with screw threaded connection.

Based on the technical characteristics, the semiconductor refrigerating sheet is convenient to disassemble and replace.

Preferably, in the differential mechanism for the centrifugal machine, the semiconductor refrigeration pieces are provided with refrigeration ends, and the refrigeration ends of the two groups of semiconductor refrigeration pieces are arranged in the inner cavity of the protective cover.

Preferably, in the above-mentioned differential mechanism for centrifuge, the equal fixed mounting of both sides wall has the sound cotton of inhaling around the safety cover inner chamber, and two sets of sound cotton lateral walls that are close to one side each other of inhaling all set up to the wave.

Based on the technical characteristics, the working noise of the differential mechanism for the centrifugal machine is convenient to reduce.

Compared with the prior art, the utility model has the beneficial effects that:

through the design of this technical scheme, thereby start semiconductor refrigeration piece switch on power reduces and then reduces the temperature of differential mechanism body with the air temperature in the inner chamber of safety cover, improves the radiating efficiency.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;

FIG. 3 is a schematic diagram of the right-view structure of the present invention;

FIG. 4 is a right sectional view of the present invention.

In the figure: 1. a differential body; 2. an input shaft; 3. a protective cover; 4. connecting sheets; 5. self-tapping screws; 6. a metal mesh plate; 7. a dust screen; 8. a screw hole; 9. an output shaft; 10. a heat dissipation box body; 11. heat dissipation holes; 12. placing holes; 13. the plate is prevented from falling; 14. a semiconductor refrigeration sheet; 15. and (5) sound absorption cotton.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: the utility model provides a differential mechanism for centrifuge, including differential mechanism body 1, differential mechanism body 1's left side position fixedly connected with input shaft 2, differential mechanism body 1's right side position fixedly connected with output shaft 9, input shaft 2 and output shaft 9's outside all has safety cover 3 through bearing fixed mounting, 3 tops of safety cover and bottom intermediate position department evenly set up the hole 12 of placing that runs through safety cover 3, upper and lower two sets of inside semiconductor refrigeration piece 14 that all is provided with the hole 12 of placing that runs through of placing of hole 12, the equal fixed mounting in upper and lower two sets of semiconductor refrigeration piece 14 outsides has the board 13 of preventing falling that contacts with 3 tops of safety cover and bottom position respectively.

Please refer to fig. 1 in the drawings of the specification: the middle position department symmetry of 3 tops of safety cover and bottom is provided with heat dissipation box 10, upper and lower two sets of semiconductor refrigeration pieces 14 set up respectively in the inner chamber of two sets of heat dissipation box 10, the equal fixed mounting of upper and lower two sets of heat dissipation box 10 inner chamber lateral walls has metal mesh plate 6, upper and lower two sets of metal mesh plate 6 are fixed mutually with the lateral wall of upper and lower two sets of semiconductor refrigeration pieces 14 one side of keeping away from each other respectively, the heat of semiconductor refrigeration piece 14 circular telegram in-process carries out the heat exchange through metal mesh plate 6, louvre 11 and dust screen 7 with external environment, guarantee the cooling effect.

Please refer to fig. 1 and 3 in the drawings of the specification: the louvres 11 that run through the heat dissipation box 10 are all seted up to two sets of heat dissipation box 10 left and right sides wall symmetry, and the equal fixed mounting in 11 inner chamber intermediate positions departments of upper and lower two sets of louvres has dust screen 7, and upper and lower two sets of louvres 11 all set up in the outside position of upper and lower two sets of metal mesh plate 6, and the heat of 14 circular telegram in-process of semiconductor refrigeration piece carries out the heat exchange through metal mesh plate 6, louvre 11 and dust screen 7 with external environment, guarantees the cooling effect.

Please refer to fig. 1 in the drawings of the specification: screw 8 has been seted up to the left and right sides position symmetry of 3 tops of safety cover and bottom, the equal fixed welding of one end that upper and lower two sets of radiating box 10 left and right sides wall was close to each other has connection piece 4, upper and lower two sets of connection pieces 4 contact with 3 tops of safety cover and bottom position respectively, upper and lower two sets of connection pieces 4 keep away from one side each other and all are provided with through connection piece 4 and with screw 8 threaded connection's self tapping screw 5, when needing to dismantle change semiconductor refrigeration piece 14, revolve earlier and twist self tapping screw 5 and make it and separate between the screw 8, mention outside after that radiating box 10 drives separation between metal otter board 6 and the semiconductor refrigeration piece 14, mention semiconductor refrigeration piece 14 to the outside after that to drive and prevent falling board 13 synchronous movement and then make semiconductor refrigeration piece 14 and place separation between the hole 12, thereby convenient quick dismantlement change semiconductor refrigeration piece 14.

Please refer to fig. 1 and 2 in the drawings of the specification: semiconductor refrigeration piece 14 is provided with the refrigeration end, and the refrigeration end of two sets of semiconductor refrigeration pieces 14 all sets up in the inner chamber of safety cover 3, thereby starts semiconductor refrigeration piece 14 switch on power supply with the reduction of air temperature and then reduce the temperature of differential mechanism body 1 in the inner chamber of safety cover 3, improves the radiating efficiency.

Please refer to fig. 4 in the drawings of the specification: the equal fixed mounting of both sides wall has the sound of inhaling cotton 15 around the 3 inner chambers of safety cover, and two sets of sound of inhaling 15 cotton mutual lateral walls that are close to one side all set up to the wave, and the noise that differential mechanism body 1 produced in the course of the work is isolated and eliminate partial noise under the parcel nature structure effect of safety cover 3 and is inhaling cotton 15 self materials of sound and the further partial noise of eliminating of wavy structure to reduce this noise that is used for centrifuge's differential mechanism work.

The working principle is as follows: when the differential mechanism for the centrifugal machine is used, the differential mechanism for the centrifugal machine is firstly installed at a proper position, the differential mechanism body 1 generates heat in the working process, the semiconductor refrigeration sheet 14 is started to be powered on, so that the air temperature in the inner cavity of the protection cover 3 is reduced, the temperature of the differential mechanism body 1 is further reduced, the heat dissipation efficiency is improved, the heat in the power-on process of the semiconductor refrigeration sheet 14 is exchanged with the external environment through the metal mesh plate 6, the heat dissipation holes 11 and the dust screen 7, and the cooling effect is guaranteed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A differential for a centrifuge, comprising a differential body (1), characterized in that: the left side position fixedly connected with input shaft (2) of differential mechanism body (1), the right side position fixedly connected with output shaft (9) of differential mechanism body (1), the outside of input shaft (2) and output shaft (9) all has safety cover (3) through bearing fixed mounting, hole (12) of placing that run through safety cover (3) are evenly seted up to safety cover (3) top and bottom intermediate position department, and are two sets of from top to bottom place inside semiconductor refrigeration piece (14) that run through and place hole (12) of placing of hole (12), upper and lower two sets of the equal fixed mounting in semiconductor refrigeration piece (14) outside has the board (13) of falling of preventing that contacts with safety cover (3) top and bottom position respectively.

2. A differential for a centrifuge as defined in claim 1, wherein: the middle position department symmetry of safety cover (3) top and bottom is provided with heat dissipation box (10), and is two sets of from top to bottom semiconductor refrigeration piece (14) set up respectively in the inner chamber of two sets of heat dissipation box (10), and is two sets of from top to bottom the equal fixed mounting of heat dissipation box (10) inner chamber lateral wall has metal mesh board (6), and is two sets of from top to bottom metal mesh board (6) are fixed mutually with the lateral wall of keeping away from one side each other of upper and lower two sets of semiconductor refrigeration piece (14) respectively.

3. A differential for a centrifuge as defined in claim 2, wherein: two sets of louvre (11) that run through heat dissipation box (10) are all seted up to the equal symmetry of heat dissipation box (10) left and right sides wall, and upper and lower two sets of louvre (11) inner chamber intermediate position department all fixed mounting has dust screen (7), and upper and lower two sets of louvre (11) all set up the outside position of two sets of metal mesh board (6) from top to bottom.

4. A differential for a centrifuge as defined in claim 2, wherein: screw (8) have been seted up to the left and right sides position symmetry of safety cover (3) top and bottom, and upper and lower two sets of the equal fixed welding of one end that the left and right sides wall of heat dissipation box (10) left and right sides is close to each other has connection piece (4), and is two sets of from top to bottom connection piece (4) contact with safety cover (3) top and bottom position respectively, and upper and lower two sets of connection piece (4) keep away from one side each other and all are provided with through connection piece (4) and with screw (8) threaded connection's self tapping screw (5).

5. A differential for a centrifuge as defined in claim 1, wherein: the semiconductor refrigeration pieces (14) are provided with refrigeration ends, and the refrigeration ends of the two groups of semiconductor refrigeration pieces (14) are arranged in the inner cavity of the protective cover (3).

6. A differential for a centrifuge as defined in claim 1, wherein: the equal fixed mounting of both sides wall has sound of inhaling cotton (15) around safety cover (3) inner chamber, and two sets of sound of inhaling cotton (15) are close to the lateral wall of one side each other and all set up to the wave.