CN217569192U

CN217569192U - Weight balancing mechanism of centrifugal machine

Info

Publication number: CN217569192U
Application number: CN202221765876.1U
Authority: CN
Inventors: 李章华; 童亚; 马全
Original assignee: Wuhan Langke Medical Devices Co ltd
Current assignee: Wuhan Langke Medical Devices Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-14
Anticipated expiration: 2032-07-07

Abstract

The utility model discloses a centrifuge's weight balance mechanism relates to centrifuge technical field, including the centrifugation organism, the lower fixed surface of centrifugation organism has the transfer line, the lower surface of transfer line is connected with the universal joint, the below of universal joint is provided with driving motor, driving motor's upper end is fixed with the fixed plate, the surface of fixed plate is provided with the installation shell, the inside symmetry of installation shell is provided with two accommodate motor, two accommodate motor's output shaft all is connected with the lead screw, the outer wall connection of lead screw has the movable block, the top of movable block is connected with the guide bar. This centrifuge's weight balance mechanism can rotate the drive screw rod through the regulation motor that sets up in the installation shell, under the cooperation of guide bar for the movable block can move, thereby adjusts the distance between two weight bodies, can adjust top body mechanism like this, and the different centrifuge of being convenient for uses.

Description

Weight balancing mechanism of centrifugal machine

Technical Field

The utility model relates to a centrifuge technical field specifically is a centrifuge's weight balance mechanism.

Background

Centrifuges are machines that use centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifugal machine is mainly used for separating solid particles from liquid in suspension, or separating two liquids which have different densities and are insoluble with each other in emulsion; it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities; some settling centrifuges can also grade solid particles according to the density or the granularity by utilizing the characteristic that the solid particles with different densities or granularities have different settling speeds in liquid.

The unable even distribution of current material causes centrifuge at the initial separation operation stage because of the material inequality produces the too big problem of shake inside centrifuge for centrifuge takes place to damage easily, to above-mentioned condition, carries out technical innovation on current weight balance mechanism basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a weight balance mechanism of centrifuge to propose the unable even distribution of current material inside centrifuge among the above-mentioned background art of solution, cause centrifuge to shake too big problem because of the material inequality produces in originated separation operation stage, make centrifuge take place to damage easily.

In order to achieve the above purpose, the utility model provides a following technical scheme: a weight balancing mechanism for a centrifuge, comprising:

the centrifugal machine body, the lower fixed surface of centrifugal machine body has the transfer line, the lower surface of transfer line is connected with the universal joint, the below of universal joint is provided with driving motor, driving motor's upper end is fixed with the fixed plate, the surface of fixed plate is provided with the installation shell, the inside symmetry of installation shell is provided with two regulation motors, two regulation motor's output shaft all is connected with the lead screw, the outer wall connection of lead screw has the movable block, the top of movable block is connected with the guide bar, the lower extreme of movable block is fixed with the weight body.

Preferably, the centrifugal machine body forms a rotating structure with the driving motor through the transmission rod and the universal joint, and the fixing plate is fixedly connected with the driving motor.

Preferably, the adjusting motor is connected with the mounting shell through screws, a rotating structure is formed between the screw rod and the adjusting motor, and the screw rod penetrates through the movable block.

Preferably, the fixing plate is further provided with:

the balance motor is fixed on the outer wall of the fixing plate, an output shaft of the balance motor is connected with an outer ring gear, an outer wall of the outer ring gear is connected with an inner ring gear, a sliding groove is formed in the inner wall of the fixing plate, and a sliding block is connected inside the sliding groove.

Preferably, a rotating structure is formed between the outer ring gear and the balance motor, the outer ring gear and the inner ring gear are in meshed connection, an integral fixing structure is formed between the inner ring gear and the mounting shell, and meanwhile, the mounting shell forms a sliding structure with the fixing plate through the sliding block and the sliding groove.

Preferably, the fixing plate is further provided with:

the articulated rod, its symmetry sets up the upper surface of fixed plate, the fifth wheel is installed to the top of articulated rod, the top of fifth wheel is connected with the guide way.

Preferably, the hinged rod is hinged to the fixed plate, and the hinged rod forms a sliding structure with the centrifuge body through the connecting wheel and the guide groove.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. according to the weight balancing mechanism of the centrifugal machine, the universal joint arranged on the driving motor ensures that when the centrifugal machine body deviates, the output shaft of the driving motor cannot be driven to deviate, so that the centrifugal machine body can be normally driven to move, and the use is convenient; the movable block can move under the matching of the guide rod, so that the distance between the two weight bodies can be adjusted, and a gyroscope body mechanism can be adjusted, so that different centrifuges can be conveniently used;

2. the weight balance mechanism of the centrifugal machine can drive the outer ring gear to be meshed with the inner ring gear through the arranged balance motor, so that the mounting shell is driven to rotate, the weight body moves, the centrifugal machine body is balanced by utilizing the rotating raw material of the gyroscope body, and the situation of shaking generated when the mounting shell rotates can be avoided through the arranged slide block and the arranged slide groove;

3. this weight balance mechanism of centrifuge passes through the hinge bar that sets up on the fixed plate for when fixed plate spin balance, can promote the centrifuge body to balance, make centrifuge body bottom level, realize balanced effect.

Drawings

FIG. 1 is a schematic view of the three-dimensional structure of the present invention;

FIG. 2 is a schematic view of the sectional structure of the mounting housing of the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the mounting housing of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 2 according to the present invention.

In the figure: 1. a centrifuge body; 2. a transmission rod; 3. a universal joint; 4. a drive motor; 5. a fixing plate; 6. mounting a shell; 7. an adjustment motor; 8. a screw rod; 9. a movable block; 10. a guide rod; 11. a weight body; 12. a balance motor; 13. an outer ring gear; 14. an inner ring gear; 15. a slider; 16. a chute; 17. a hinged lever; 18. a connecting wheel; 19. a guide groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model discloses an improve and provide a weight balance mechanism of centrifuge here, as shown in fig. 1-3, include: the centrifugal machine comprises a centrifugal machine body 1, wherein a transmission rod 2 is fixed on the lower surface of the centrifugal machine body 1, a universal joint 3 is connected to the lower surface of the transmission rod 2, a driving motor 4 is arranged below the universal joint 3, the centrifugal machine body 1 forms a rotating structure with the driving motor 4 through the transmission rod 2 and the universal joint 3, a fixing plate 5 is fixed at the upper end of the driving motor 4, the fixing plate 5 is fixedly connected with the driving motor 4, and the universal joint 3 arranged on the driving motor 4 prevents an output shaft of the driving motor 4 from deviating when the centrifugal machine body 1 deviates, so that the centrifugal machine body 1 can be normally driven to move and is convenient to use; the surface of fixed plate 5 is provided with mounting shell 6, the inside symmetry of mounting shell 6 is provided with two accommodate motor 7, be screw connection between accommodate motor 7 and the mounting shell 6, two accommodate motor 7's output shaft all is connected with lead screw 8, constitute revolution mechanic between lead screw 8 and the accommodate motor 7, lead screw 8's outer wall connection has movable block 9, lead screw 8 runs through to the inside of movable block 9, the top of movable block 9 is connected with guide bar 10, the lower extreme of movable block 9 is fixed with the weight body 11, accommodate motor 7 through setting up in the mounting shell 6, can be rotatory to driving lead screw 8, under the cooperation of guide bar 10, make movable block 9 can move, thereby adjust the distance between two weight bodies 11, can adjust gyro body mechanism like this, the centrifuge of the difference of being convenient for uses.

The utility model discloses an improve and provide a weight balance mechanism of centrifuge here, as shown in fig. 1 and 3-4, include: the balance motor 12 is fixed on the outer wall of the fixing plate 5, an output shaft of the balance motor 12 is connected with an outer ring gear 13, a rotating structure is formed between the outer ring gear 13 and the balance motor 12, an inner ring gear 14 is connected to the outer wall of the outer ring gear 13, the outer ring gear 13 and the inner ring gear 14 are connected in a meshed mode, an integral fixing structure is formed between the inner ring gear 14 and the mounting shell 6, a sliding groove 16 is formed in the inner wall of the fixing plate 5, a sliding block 15 is connected to the inside of the sliding groove 16, the mounting shell 6 forms a sliding structure with the fixing plate 5 through the sliding block 15 and the sliding groove 16, the outer ring gear 13 can be driven to be meshed with the inner ring gear 14 through the balance motor 12, the mounting shell 6 is driven to rotate, the weight body 11 moves, the centrifugal machine body 1 is balanced through the rotary raw materials of the weight body, and the situation that the mounting shell 6 shakes when rotating can be avoided through the sliding block 15 and the sliding groove 16; articulated rod 17, its symmetry sets up the upper surface at fixed plate 5, be articulated between articulated rod 17 and the fixed plate 5 and be connected, fifth wheel 18 is installed to the top of articulated rod 17, the top of fifth wheel 18 is connected with guide way 19, articulated rod 17 passes through between fifth wheel 18 and guide way 19 and the centrifuge body 1 and constitutes sliding structure, articulated rod 17 through setting up on the fixed plate 5, when making fixed plate 5 spin balance, can promote centrifuge body 1 and balance, make centrifuge body 1 bottom level, realize balanced effect.

The working principle of the weight balance mechanism of the centrifuge is as follows: before the weight balance mechanism of the centrifuge is used, the centrifuge body 1 is firstly placed at a proper position, materials to be processed are placed in the centrifuge body 1, the universal joint 3 can be driven to rotate through the arranged driving motor 4, so that the transmission rod 2 drives the centrifuge body 1 to rotate, the connecting wheel 18 on the hinged rod 17 can rotate through the guide groove 19 arranged on the centrifuge body 1 to play a role of guiding, when the centrifuge body 1 deviates to cause the horizontal direction to incline, the centrifuge body 1 pushes the hinged rod 17 to move, so that the horizontal direction of the installation shell 6 and the fixed plate 5 changes, the balance motor 12 arranged on the fixed plate 5 drives the outer ring gear 13 to be meshed with the inner ring gear 14, thereby the drive installation shell 6 rotates, what set up on the fixed plate 5 has spout 16, play the effect of direction under the cooperation of slider 15, avoid installation shell 6 to take place to rock, make the weight body 11 move, utilize the principle of the top body, the top body makes installation shell 6 and fixed plate 5 balanced to the horizontal direction, make hinge bar 17 on the installation shell 6 promote centrifugal organism 1 and remove, thereby adjustment centrifugal organism 1 is balanced to the horizontal, make 1 bottom level of centrifugal organism, through the accommodate motor 7 that sets up in the installation shell 6, can drive lead screw 8 and rotate, under the cooperation of guide bar 10, make movable block 9 can carry out the horizontal motion, thereby adjust the distance between two movable blocks 9, thereby the mechanism to the top body adjusts.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A weight balancing mechanism for a centrifuge, comprising:

centrifuge body (1), the lower fixed surface of centrifuge body (1) has transfer line (2), the lower surface of transfer line (2) is connected with universal joint (3), the below of universal joint (3) is provided with driving motor (4), the upper end of driving motor (4) is fixed with fixed plate (5), the surface of fixed plate (5) is provided with installation shell (6), the inside symmetry of installation shell (6) is provided with two accommodate motor (7), two the output shaft of accommodate motor (7) all is connected with lead screw (8), the outer wall connection of lead screw (8) has movable block (9), the top of movable block (9) is connected with guide bar (10), the lower extreme of movable block (9) is fixed with weight body (11).

2. The weight balancing mechanism of a centrifuge according to claim 1, wherein: the centrifugal machine body (1) forms a rotating structure with the driving motor (4) through the transmission rod (2) and the universal joint (3), and the fixed plate (5) is fixedly connected with the driving motor (4).

3. The weight balancing mechanism of a centrifuge according to claim 1, wherein: the adjusting motor (7) is connected with the mounting shell (6) through screws, a rotating structure is formed between the screw rod (8) and the adjusting motor (7), and the screw rod (8) penetrates through the inside of the movable block (9).

4. The weight balancing mechanism of a centrifuge, as claimed in claim 1, wherein: the fixed plate (5) is further provided with:

the balance motor (12) is fixed on the outer wall of the fixing plate (5), an output shaft of the balance motor (12) is connected with an outer ring gear (13), the outer wall of the outer ring gear (13) is connected with an inner ring gear (14), a sliding groove (16) is formed in the inner wall of the fixing plate (5), and a sliding block (15) is connected inside the sliding groove (16).

5. The weight balancing mechanism of a centrifuge according to claim 4, wherein: the outer ring gear (13) and the balance motor (12) form a rotating structure, the outer ring gear (13) and the inner ring gear (14) are connected in a meshed mode, the inner ring gear (14) and the mounting shell (6) form an integrated fixing structure, and meanwhile the mounting shell (6) forms a sliding structure with the fixing plate (5) through the sliding block (15) and the sliding groove (16).

6. The weight balancing mechanism of a centrifuge according to claim 1, wherein: the fixed plate (5) is also provided with:

articulated rod (17), its symmetry sets up the upper surface of fixed plate (5), fifth wheel (18) are installed to the top of articulated rod (17), the top of fifth wheel (18) is connected with guide way (19).

7. The weight balancing mechanism of a centrifuge, as claimed in claim 6, wherein: the hinged rod (17) is hinged with the fixed plate (5), and the hinged rod (17) forms a sliding structure with the centrifuge body (1) through a connecting wheel (18) and a guide groove (19).