CN219482409U

CN219482409U - Quick vibrator

Info

Publication number: CN219482409U
Application number: CN202320901726.7U
Authority: CN
Inventors: 许旭; 彭彪; 姚芝豪; 解亚平; 戴立忠
Original assignee: Hunan Yuanjing Intelligent Manufacturing Technology Co ltd
Current assignee: Hunan Yuanjing Intelligent Manufacturing Technology Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-08-08
Anticipated expiration: 2033-04-20

Abstract

The utility model provides a rapid vibration device, which relates to the field of detection instruments and comprises: the first sliding seat is used for placing the test tube rack; the first sliding seat is arranged on the guide mechanism in a sliding manner; the counter weight mechanism sets up on the first slide, first slide is rotated the centrifugal force effect that produces under the counter weight mechanism and is moved on guiding mechanism, in this application, overcome conventional technical prejudice, utilize the test tube to the centrifugal force of different directions, thereby the liquid sample in the test tube bumps under the effect of inertia and mixes, for prior art, this application need not with the help of the stirring rake at the in-process of mixing, has avoided the damage to the test tube, is applicable to the test of bigger liquid capacity for the mode that vertical vibrations mixed.

Description

Quick vibrator

Technical Field

The utility model relates to the field of detection instruments, in particular to a rapid vibration device.

Background

In the test of a liquid sample, it is often necessary to drop different reagents into the sample for different tests, and after dropping, operations such as mixing and shaking are required to ensure that the reagents are sufficiently mixed with the sample.

In the prior art, the mixing of liquid mainly has two modes, one is that equipment such as stirring paddles are adopted to stir the liquid, the purpose of uniform mixing is achieved, the mixing method is not suitable for medical test, and the reasons are that a liquid sample is usually contained in a test tube, the caliber of the test tube is smaller, the stirring paddles with proper size cannot be easily found, and the stirring paddles easily cause overflow of the liquid sample or damage of the test tube in high-speed rotation.

Secondly, the mixing is carried out in a vibration mode, and the mixing method is commonly used in medical experiments, but the current vibration mostly adopts reciprocating motion in the vertical direction, so that the test tube is required to be sealed, and the test tube is prevented from being scattered in the vibration process.

To sum up, at present, a quick vibration device is lacking in the field of detecting instruments, and can fully mix a liquid sample, and meanwhile, the loss of the liquid sample is reduced.

Disclosure of Invention

The utility model provides a rapid vibration device, which aims to fully mix a liquid sample and reduce the loss of the liquid sample.

In order to achieve the above object, an embodiment of the present utility model provides a rapid vibration apparatus including:

the first sliding seat is used for placing the test tube rack;

the first sliding seat is arranged on the guide mechanism in a sliding manner;

the counterweight mechanism is rotatably arranged on the first sliding seat, and the first sliding seat moves on the guide mechanism under the action of centrifugal force generated by rotation of the counterweight mechanism.

Preferably, the guide mechanism comprises a second slide seat, the first slide seat is arranged on the second slide seat and moves on the second slide seat along a first direction under the action of centrifugal force, and the second slide seat moves along a second direction under the action of the centrifugal force.

Preferably, the method comprises the steps of,

the guide mechanism further comprises a first sliding rod and a second sliding rod;

the first sliding seat is fixed on the first sliding rod, the first sliding rod penetrates through the second sliding seat, the first sliding rod can slide in the second sliding seat along the first direction, and the first direction is the length direction of the first sliding rod;

the second sliding seat is arranged on the second sliding rod and can slide along a second direction, and the second direction is the length direction of the second sliding rod.

Preferably, the projections of the first sliding rod and the second sliding rod on the horizontal plane are perpendicular to each other.

Preferably, the rapid vibration device further comprises a bracket, the second sliding rod is arranged on the bracket, and a motor is arranged on the bracket;

the second sliding seat is provided with a first through groove;

the counterweight mechanism comprises a rotating assembly and a counterweight assembly, wherein the lower end of the rotating assembly is connected with the motor in a transmission manner, a rotating bearing is arranged at the upper end of the rotating assembly after penetrating through the support and the first through groove, the rotating bearing is fixedly connected with the first sliding seat, the counterweight assembly is arranged on the rotating assembly, and the counterweight assembly rotates under the driving of the rotating assembly.

Preferably, the rotating assembly comprises a rotating shaft and a transmission unit arranged below the rotating shaft, the transmission unit is in transmission connection with the output end of the motor, the rotating bearing is arranged on the rotating shaft, and the counterweight assembly is arranged on the transmission unit.

Preferably, the transmission unit comprises a first connecting part and a second connecting part with radius increased from top to bottom, the first connecting part and the second connecting part are coaxially connected, a bottom hole for inserting the output end of the motor is formed in the bottom of the second connecting part, a bulge is arranged at the rotation center of the first connecting part, and a first eccentric hole for inserting the bulge is formed in the bottom end of the rotation shaft;

and a limiting pin is eccentrically arranged on the upper end face of the first connecting part, and a second eccentric hole matched with the limiting pin is arranged at the bottom end of the rotating shaft.

Preferably, the counterweight assembly comprises a connecting ring, a counterweight mounting seat and a connecting rod connected with the connecting ring and the counterweight mounting seat, wherein the connecting ring is fixedly connected with the first connecting part, and the counterweight mounting seat is used for mounting the counterweight.

Preferably, the first sliding seat is further fixed with a vibration seat, the first sliding seat is provided with a second through groove, and the rotating bearing is fixedly connected with the vibration seat after passing through the second through groove.

Preferably, the counterweight assembly rotates between the first and second carriages.

The scheme of the utility model has the following beneficial effects:

in this application, overcome conventional technical prejudice, utilize the test tube to receive the centrifugal force of different directions, thereby make the liquid sample in the test tube collide and mix, for prior art, this application need not with the help of the stirring rake at the in-process of mixing, avoided the damage to the test tube, for the mode that vertical vibrations mixed applicable to the test of bigger liquid capacity.

Additional features and advantages of the utility model will be set forth in the detailed description which follows.

Drawings

FIG. 1 is an overall schematic of the present utility model;

FIG. 2 is a vertical cross-sectional view of the present utility model;

FIG. 3 is a schematic view of a second carriage, a first slide bar, a second slide bar;

FIG. 4 is a schematic view of a weight mechanism, a second carriage, and a bracket;

FIG. 5 is a top view of the weight mechanism;

fig. 6 is a cross-sectional view of fig. 5 in the direction A-A.

[ reference numerals description ]

1-first slide, 2-guiding mechanism, 21-second slide, 211-first logical groove, 22-first slide bar, 23-second slide bar, 3-counter weight mechanism, 31-rotating component, 311-axis of rotation, 3111-first eccentric aperture, 3112-second eccentric aperture, 312-transmission unit, 3121-first connecting portion, 3122-second connecting portion, 3124-protrusion, 3125-spacer pin, 313-rotating bearing, 32-counter weight component, 4-bracket, 41-motor, 5-vibration seat.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-6, an embodiment of the present utility model provides a rapid vibration device, which includes a first slide 1, a guiding mechanism 2 and a weight mechanism 3, wherein the first slide 1 is used for installing a test tube rack, the weight mechanism 3 is used for rotating to generate centrifugal force, the first slide 1 is disposed on the guiding mechanism 2, the direction of the centrifugal force is continuously changed along with the rotation of the weight mechanism 3, the centrifugal force acts on the first slide 1 to drive the first slide 1 to move along the guiding mechanism 2, so that the liquid in the test tube is mixed due to the change of the movement state.

Further, the aforementioned guiding mechanism 2 includes a second sliding seat 21, the first sliding seat 1 is disposed on the second sliding seat 21, and the first sliding seat 1 can move along the first direction on the second sliding seat 21, and at the same time, the second sliding seat 21 is also acted by centrifugal force, so that the second sliding seat 21 drives the first sliding seat 1 to move along the second direction.

Further, the guiding mechanism 2 further includes a first sliding rod 22 and a second sliding rod 23, wherein the first sliding rod 22 is fixed on the first sliding seat 1, meanwhile, the first sliding rod 22 is penetrated in the second sliding seat 21 and can slide relative to the second sliding seat 21, when the first sliding rod 22 slides on the second sliding seat 21, the first sliding rod 22 drives the first sliding seat 1 thereon to move in a first direction at the same time, the first direction is a length direction of the first sliding rod 22, and the second direction is a length direction of the second sliding rod 23.

The second slide bar 23 is slidably connected to the second slide base 21, and the second slide base 21 slides on the second slide bar 23, and the second direction is the length direction of the second slide bar 23. When the second slider 21 moves on the second slide bar 23, the first slider 1 moves in the second direction along with the second slider 21.

Preferably, the projections of the first slide bar 22 and the second slide bar 23 in the horizontal plane are perpendicular to each other.

Since the weight mechanism 3 generates centrifugal force and the direction of the centrifugal force is constantly changed, when the second slide carriage 21 receives centrifugal force in the second direction, the first slide carriage 1 cannot slide in the first direction due to the restriction of the first slide lever 22, and the second slide carriage 21 and the first slide carriage 1 can slide in the second direction at the same time. When the first slider 1 receives the centrifugal force in the first direction, the second slider 21 is restricted by the second slide bar 23 and cannot slide in the first direction, and the first slider 1 can slide alone in the first direction.

When the centrifugal force generated by the weight balancing mechanism 3 forms an included angle with the first sliding direction and the second sliding direction, the first sliding seat 1 moves along the first direction, meanwhile, the second sliding seat 21 moves along the second direction, and the centrifugal force dynamically changes with the included angle between the first direction and the second direction, so that the movement of the test tube positioned on the first sliding seat 1 is continuously changed, and the liquid sample is fully mixed.

The aforementioned weight mechanism 3 includes a rotating assembly 31 and a weight assembly 32, wherein the rotating assembly 31 is installed below the first slider 1 and the rotating assembly 31 is connected to the first slider 1 and the rotating assembly 31 is rotatable relative to the first slider 1. The weight assembly 32 is connected to the rotating assembly 31, and the weight assembly 32 rotates between the first slider 1 and the second slider 21.

Further, the rapid vibration device further comprises a bracket 4, the second sliding rod 23 is disposed on the bracket 4, and the motor 41 is further fixed on the bracket 4. The second slide 21 is provided with a first through groove 211, the first through groove 211 is preferably rectangular, the rotating assembly 31 comprises a rotating shaft 311 and a transmission unit 312, a rotating bearing 313 is arranged above the rotating shaft 311, the lower part of the rotating shaft 311 is connected with the transmission unit 312, one end of the rotating shaft 311 with the rotating bearing 313 passes through the bracket 4 and the first through groove 211 and then is connected to the first slide 1 through the rotating bearing 33, and the rotating shaft 311 can rotate relative to the first slide 1.

Specifically, the aforementioned transmission unit 312 includes a first connection portion 3121 and a second connection portion 3122 from top to bottom, wherein the first connection portion 3121 and the second connection portion 3122 are cylinders, and the diameter of the first connection portion 3121 is smaller than the diameter of the second connection portion 3122. The first and second connection portions 3121 and 3122 are coaxially connected such that the first and second connection portions 3121 and 3122 form a shoulder at the connection. A bottom hole is provided at the bottom of the second connection portion 3122, into which the output end of the motor 41 is inserted; the rotation center of the first connection part 3121 is provided with a protrusion 3124, the protrusion 3124 is positioned at the top end of the first connection part 3121, and the top end of the first connection part 3121 is also provided with an eccentric limiting pin 3125;

correspondingly, a first eccentric hole 3111 into which the protrusion 3124 is inserted and a second eccentric hole 3112 into which the limiting pin 3125 is inserted are provided at the bottom surface of the rotation shaft 311, wherein the first eccentric hole 3111 and the second eccentric hole 3112 are both eccentrically provided on the bottom surface of the rotation shaft 311.

The counterweight assembly 32 includes a connecting ring, a counterweight mounting seat, and a connecting rod connected to the connecting ring and the counterweight mounting seat, wherein the connecting ring is fixedly connected to the first connecting portion 3121, and when the first connecting portion 3121 rotates, the connecting ring is driven to rotate synchronously, and the counterweight assembly 32 generates centrifugal force. The counter weight mount pad can install the balancing weight of different specifications.

The aforementioned shoulders can support the connecting ring and the connecting rod, preventing the connecting rod from bending.

Preferably, the first sliding seat 1 is further provided with a vibration seat 5, the vibration seat 5 is fixedly installed on the first sliding seat 1, the first sliding seat 1 is provided with a second through groove, and the second through groove is preferably rectangular.

The support 4 forms a supporting part at two sides, a containing space is formed between the two supporting parts, the motor 41 is fixed in the containing space, and the output end of the motor 41 passes through the support 4, the first through groove 211 and the second through groove and is fixed on the vibration seat 5 by the rotating bearing 313.

While the foregoing is directed to the preferred embodiments of the present utility model, it will be appreciated by those skilled in the art that various modifications and adaptations can be made without departing from the principles of the present utility model, and such modifications and adaptations are intended to be comprehended within the scope of the present utility model.

Claims

1. A rapid vibration device, comprising:

a first slide (1) for placing a test tube rack;

the first sliding seat (1) is arranged on the guide mechanism (2) in a sliding manner;

the counterweight mechanism (3) is rotatably arranged on the first sliding seat (1), and the first sliding seat (1) moves on the guide mechanism (2) under the action of centrifugal force generated by rotation of the counterweight mechanism (3).

2. The rapid vibration device of claim 1, wherein: the guide mechanism (2) comprises a second sliding seat (21), the first sliding seat (1) is arranged on the second sliding seat (21) and moves on the second sliding seat (21) along a first direction under the action of centrifugal force, and the second sliding seat (21) moves along a second direction under the action of the centrifugal force.

3. The rapid vibration device of claim 2, wherein: the guide mechanism (2) further comprises a first sliding rod (22) and a second sliding rod (23);

the first sliding seat (1) is fixed on the first sliding rod (22), the first sliding rod (22) penetrates through the second sliding seat (21), the first sliding rod (22) can slide in the first direction in the second sliding seat (21), and the first direction is the length direction of the first sliding rod (22);

the second sliding seat (21) is arranged on the second sliding rod (23) and can slide along a second direction, and the second direction is the length direction of the second sliding rod (23).

4. A rapid vibration apparatus according to claim 3, wherein: the projections of the first sliding rod (22) and the second sliding rod (23) on the horizontal plane are perpendicular to each other.

5. The rapid vibration apparatus according to claim 3 or 4, wherein: the rapid vibration device further comprises a bracket (4), the second sliding rod (23) is arranged on the bracket (4), and a motor (41) is arranged on the bracket (4);

the second sliding seat (21) is provided with a first through groove (211);

the counterweight mechanism (3) comprises a rotating assembly (31) and a counterweight assembly (32), wherein the lower end of the rotating assembly (31) is in transmission connection with the motor (41), a rotating bearing (313) is arranged at the upper end of the rotating assembly (31) after penetrating through the support (4) and the first through groove (211), the rotating bearing (313) is fixedly connected with the first sliding seat (1), the counterweight assembly (32) is arranged on the rotating assembly (31), and the counterweight assembly (32) rotates under the driving of the rotating assembly (31).

6. The rapid vibration apparatus of claim 5, wherein: the rotating assembly (31) comprises a rotating shaft (311) and a transmission unit (312) arranged below the rotating shaft (311), the transmission unit (312) is in transmission connection with the output end of the motor (41), the rotating bearing (313) is arranged at the upper end of the rotating shaft (311), and the counterweight assembly (32) is arranged on the transmission unit (312).

7. The rapid vibration apparatus of claim 6, wherein: the transmission unit (312) comprises a first connecting part (3121) and a second connecting part (3122) with radius increased from top to bottom, the first connecting part (3121) and the second connecting part (3122) are coaxially connected, a bottom hole for inserting the output end of the motor (41) is arranged at the bottom of the second connecting part (3122), a bulge (3124) is arranged at the rotation center of the first connecting part (3121), and a first eccentric hole (3111) for inserting the bulge (3124) is arranged at the bottom end of the rotation shaft (311);

a limiting pin (3125) is eccentrically arranged on the upper end surface of the first connecting part (3121), and a second eccentric hole (3112) matched with the limiting pin (3125) is arranged at the bottom end of the rotating shaft (311).

8. The rapid vibration apparatus of claim 7, wherein: the counterweight assembly (32) comprises a connecting ring, a counterweight mounting seat and a connecting rod connected with the connecting ring and the counterweight mounting seat, wherein the connecting ring is fixedly connected with the first connecting part (3121), and the counterweight mounting seat is used for mounting a counterweight.

9. The rapid vibration apparatus of claim 8, wherein: the first sliding seat (1) is also fixedly provided with a vibration seat (5), the first sliding seat (1) is provided with a second through groove, and the rotating bearing (313) passes through the second through groove and is fixedly connected with the vibration seat (5).

10. The rapid vibration apparatus of claim 5, wherein: the counterweight assembly (32) rotates between the first slide (1) and the second slide (21).