Speed regulation oscillator for laboratory

Abstract

The utility model belongs to the field of speed regulation oscillators, and particularly relates to a laboratory speed regulation oscillator which comprises a machine shell, a first motor is fixedly installed at the bottom of the inner side of the machine shell, a square shaft is fixedly connected to the tail end of an output shaft of the first motor, a shaft sleeve is slidably connected to the outer side of the square shaft in a sleeved mode, and a rotating disc is fixedly connected to the top of the shaft sleeve. An eccentric seat is fixedly connected to the upper end of the rotating disc, a bottle rack is fixedly connected to the top of the eccentric seat, a linkage disc is fixedly connected to the lower portion of the outer side of the shaft sleeve, and two convex blocks are slidably connected to the interior of the linkage disc. The base is arranged at the bottom of the machine shell, the linkage plate driven by the motor to ascend and descend is arranged in the base, then the linkage plate controls the pistons to ascend and descend at the same time through the connecting rods, air in the suction cup is changed into negative pressure, and therefore the suction cup is sucked to a table top. And slippage caused by self oscillation is not easy to occur.

Description

Technical Field

[0001] The utility model relates to the field of speed regulating oscillators, in particular to a speed regulating oscillator for laboratory use. Background Art

[0002] The speed-adjustable multi-purpose oscillator is a biochemical instrument for culturing and preparing biological samples. It is an indispensable experimental equipment for scientific research, education and production departments such as plants, biology, microorganisms, biological products, genetics, viruses, medicine, environmental protection, etc. For example, the utility model patent with the authorization announcement number CN207401420U proposes a speed-adjustable multi-purpose oscillator, including a vibration plate and a vibrator body, a double-layer universal spring test bottle rack is arranged above the base of the vibration plate, and the double-layer universal spring test bottle rack is connected by an adjustable support, and the adjustable support includes a screw rod, a support shell, a screw rod sleeve and a test bottle rack fixing seat, and the test bottle rack fixing seat is rotatably connected to the upper universal spring test bottle rack, and the screw rod sleeve is sleeved on the screw rod and the screw rod sleeve is movably connected to the support shell.

[0003] However, the existing speed regulating oscillator is used for its own vibration during use, which is easy to deviate from the position, affecting the use, and most of them adopt the method of rotational vibration, which is low in efficiency. Therefore, it is necessary to improve it. Utility Model Content

[0004] The utility model aims to provide a laboratory speed regulating oscillator, which solves the problem that the existing speed regulating oscillator is easily displaced from its position for its own vibration during use, thus affecting its use, and solves the problem of low efficiency in the rotational oscillation mode.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a laboratory speed regulating oscillator, comprising a casing, an inner bottom of which is fixedly mounted an electric motor 1, an output shaft end of the electric motor 1 is fixedly connected to a square shaft, an outer side of the square shaft is slidably sleeved with a shaft sleeve, a rotating disk is fixedly connected to the top of the shaft sleeve, an eccentric seat is fixedly connected to the upper end of the rotating disk, a bottle rack is fixedly connected to the top of the eccentric seat, a linkage disk is fixedly connected to the outer lower portion of the shaft sleeve, two convex blocks are slidably connected to the inside of the linkage disk, an electric push rod is fixedly mounted to the inner bottom of the casing and on the right side of the electric motor 1, and the telescopic shaft end of the electric push rod is fixedly connected to the convex block on the right side.

[0006] Preferably, a heating seat is provided at the inner bottom of the bottle rack. The arrangement of the heating seat facilitates heating of the solution bottle.

[0007] Preferably, the upper inner part of the bottle rack is fixedly connected with a limiting groove, and the inner side of the limiting groove is fixedly connected with an elastic band. The solution bottle can be fixed by the elastic band inside the limiting groove.

[0008] Preferably, a guide sleeve is fixedly connected to the inner bottom of the housing and located on the left side of the motor 1, a guide rod is slidably connected to the inner side of the guide sleeve, and the top of the guide rod is fixedly connected to the convex block on the left side. By setting the guide rod and the guide sleeve, the lifting force of the linkage disk is balanced.

[0009] Preferably, an annular groove is provided inside the linkage disk, and the convex block is located in the annular groove. The arrangement of the annular groove facilitates the relative rotation between the convex block and the linkage disk.

[0010] Preferably, the bottom of the housing is fixedly connected to a base, a second motor is fixedly installed on the inner top of the base, a threaded shaft is fixedly connected to the end of the output shaft of the second motor, and the end of the threaded shaft is connected to the base through a bearing, and a linkage plate is connected to the outer side of the threaded shaft through a thread, a plurality of slides are fixedly connected to the bottom of the base, and a suction cup is fixedly connected to the bottom of each slide, a piston is slidably connected to the inside of the slide, and a connecting rod is fixedly connected to the upper end of the piston, and the connecting rod is fixedly connected to the linkage plate. The threaded shaft is driven to rotate by the second motor, so that the linkage plate is lifted and lowered, and the lifting and lowering of multiple pistons can be controlled simultaneously.

[0011] Preferably, a limit seat is fixedly connected to the inner top of the base and located outside the second motor, and the limit seat is annular and made of rubber. The setting of the limit seat has a limit effect on the movement of the linkage plate.

[0012] Preferably, the piston is in the shape of a round cake and is made of rubber. The air in the suction cup can be compressed by the sliding of the piston in the slide cylinder.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model sets a base at the bottom of the casing, and sets a linkage plate driven by a motor to rise and fall inside the base. Then the linkage plate controls the rise and fall of multiple pistons through various connecting rods at the same time, thereby turning the air in the suction cup into negative pressure, so that it is adsorbed on the desktop. In this way, the whole is not easy to slip due to its own vibration when in use.

[0015] 2. The utility model provides a square shaft driven by an electric motor on the inner side of a casing, a matching shaft sleeve is provided on the outer side of the square shaft, and then the top of the shaft sleeve is fixed to a bottle rack and other components, so that basic rotational oscillation can be provided. In addition, a linkage disk is provided on the outer side of the shaft sleeve, and a convex block that rotates relative to the linkage disk is provided on the inner side of the linkage disk, and the convex block is connected to an electric push rod. In this way, the lifting and lowering of the shaft sleeve on the outer side of the square shaft can be controlled by the electric push rod, so that the bottle rack can be vibrated up and down, thereby improving the efficiency of the solution bottle oscillation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 For the utility model Figure 1 A front cross-sectional view of

[0018] Figure 3 For the utility model Figure 2 A three-dimensional diagram of the local structure.

[0019] In the figure: 1. casing; 2. motor 1; 3. square shaft; 4. bushing; 5. rotating disk; 6. eccentric seat; 7. bottle holder; 8. heating seat; 9. limiting groove; 10. elastic band; 11. linkage disk; 12. embossed block; 13. electric push rod; 14. guide rod; 15. guide sleeve; 16. base; 17. motor 2; 18. threaded shaft; 19. linkage plate; 20. slide cylinder; 21. suction cup; 22. piston; 23. connecting rod; 24. limiting seat. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3 A laboratory speed regulating oscillator comprises a casing 1, a motor 2 is fixedly mounted on the inner bottom of the casing 1, a square shaft 3 is fixedly connected to the end of the output shaft of the motor 2, a shaft sleeve 4 is slidably sleeved on the outer side of the square shaft 3, a rotating disk 5 is fixedly connected to the top of the shaft sleeve 4, an eccentric seat 6 is fixedly connected to the upper end of the rotating disk 5, a bottle rack 7 is fixedly connected to the top of the eccentric seat 6, and a heating seat 8 is arranged at the inner bottom of the bottle rack 7. The arrangement of the heating seat 8 facilitates heating of the solution bottle. A limiting groove 9 is fixedly connected to the inner upper part of the bottle rack 7, and an elastic band 10 is fixedly connected to the inner side of the limiting groove 9. The solution bottle can be fixed by the elastic band 10 inside the limiting groove 9.

[0022] See also Figure 1-3, the lower outer part of the sleeve 4 is fixedly connected with a linkage disk 11, and two convex blocks 12 are slidably connected inside the linkage disk 11. An electric push rod 13 is fixedly installed at the inner bottom of the housing 1 and located on the right side of the motor 2, and the end of the telescopic shaft of the electric push rod 13 is fixedly connected to the right convex block 12. A guide sleeve 15 is fixedly connected to the inner bottom of the housing 1 and located on the left side of the motor 2, and a guide rod 14 is slidably connected inside the guide sleeve 15, and the top of the guide rod 14 is fixedly connected to the left convex block 12. Through the arrangement of the guide rod 14 and the guide sleeve 15, the lifting force of the linkage disk 11 is balanced. An annular groove is provided inside the linkage disk 11, and the convex block 12 is located in the annular groove. The arrangement of the annular groove facilitates the relative rotation between the convex block 12 and the linkage disk 11.

[0023] See also Figure 1-3 The bottom of the housing 1 is fixedly connected with a base 16, and a second motor 17 is fixedly installed on the inner top of the base 16. The end of the output shaft of the second motor 17 is fixedly connected with a threaded shaft 18, and the end of the threaded shaft 18 is connected to the base 16 through a bearing. The outer side of the threaded shaft 18 is connected with a linkage plate 19 through a thread. A plurality of slides 20 are fixedly connected to the bottom of the base 16, and a suction cup 21 is fixedly connected to the bottom of each slide 20. A piston 22 is slidably connected inside the slide 20, and a connecting rod 23 is fixedly connected to the upper end of the piston 22, and the connecting rod 23 is fixedly connected to the linkage plate 19. The threaded shaft 18 is driven to rotate by the second motor 17, so that the linkage plate 19 is raised and lowered, and then the lifting and lowering of multiple pistons 22 can be controlled at the same time. A limit seat 24 is fixedly connected to the inner top of the base 16 and located on the outer side of the second motor 17. The limit seat 24 is annular and made of rubber. The setting of the limit seat 24 has a limiting effect on the movement of the linkage plate 19. The piston 22 is in the shape of a round cake and made of rubber. The air in the suction cup 21 can be compressed by the piston 22 sliding in the slide cylinder 20 .

[0024] The specific implementation process of the utility model is as follows: when in use, first place the solution bottle containing the solution on the inner side of the bottle rack 7, and the bottom is heated and supported by the heating seat 8, and the bottle mouth of the solution bottle is bound by the elastic band 10, and then the motor 2 17 drives the threaded shaft 18 to rotate, and the linkage plate 19 moves axially on the threaded shaft 18, and drives the piston 22 to slide in the slide cylinder 20 through the connecting rod 23, thereby converting the air in the suction cup 21 into negative pressure, and then adsorbing it on the desktop, so that the whole is not easy to slip due to its own vibration when in use, and then start the motor 1 2, the motor 1 2 drives the shaft sleeve 4 to rotate through the square shaft 3, and the shaft sleeve 4 drives the bottle rack 7 to rotate through the rotating disk 5 and the eccentric seat 6, so that the solution bottle rotates and vibrates, in addition, the periodic lifting and lowering of the electric push rod 13 will drive the linkage disk 11 to lift and lower through the convex block 12, and the linkage disk 11 drives the shaft sleeve 4 to lift and lower on the outside of the square shaft 3, thereby realizing the up and down vibration of the bottle rack 7, thereby improving the efficiency of the solution bottle vibration.

[0025] 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 variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A laboratory speed-regulating oscillator, comprising a housing (1), characterized in that: An electric motor (2) is fixedly mounted on the inner bottom of the casing (1); a square shaft (3) is fixedly connected to the end of the output shaft of the electric motor (2); a shaft sleeve (4) is slidably sleeved on the outer side of the square shaft (3); a rotating disk (5) is fixedly connected to the top of the shaft sleeve (4); an eccentric seat (6) is fixedly connected to the upper end of the rotating disk (5); a bottle holder (7) is fixedly connected to the top of the eccentric seat (6); a linkage disk (11) is fixedly connected to the lower outer side of the shaft sleeve (4); two convex blocks (12) are slidably connected to the inside of the linkage disk (11); an electric push rod (13) is fixedly mounted on the inner bottom of the casing (1) and located on the right side of the electric motor (2); and the end of the telescopic shaft of the electric push rod (13) is fixedly connected to the convex block (12) on the right side.

2. A laboratory speed-regulating oscillator according to claim 1, characterized in that: A heating seat (8) is arranged at the inner bottom of the bottle rack (7).

3. A laboratory speed-regulating oscillator according to claim 1, characterized in that: The upper inner portion of the bottle rack (7) is fixedly connected to a limiting groove (9), and the inner side of the limiting groove (9) is fixedly connected to an elastic band (10).

4. A laboratory speed-regulating oscillator according to claim 1, characterized in that: A guide sleeve (15) is fixedly connected to the inner bottom of the housing (1) and located on the left side of the motor (2); a guide rod (14) is slidably connected to the inner side of the guide sleeve (15); and the top of the guide rod (14) is fixedly connected to the convex block (12) on the left side.

5. A laboratory speed-regulating oscillator according to claim 1, characterized in that: An annular groove is provided inside the linkage disk (11), and the convex block (12) is located in the annular groove.

6. A laboratory speed-regulating oscillator according to claim 1, characterized in that: The bottom of the housing (1) is fixedly connected to a base (16), and a second motor (17) is fixedly installed on the inner top of the base (16). The end of the output shaft of the second motor (17) is fixedly connected to a threaded shaft (18), and the end of the threaded shaft (18) is connected to the base (16) through a bearing. The outer side of the threaded shaft (18) is connected to a linkage plate (19) through a thread. The bottom of the base (16) is fixedly connected to a plurality of slides (20), and the bottom of each slide (20) is fixedly connected to a suction cup (21). The interior of the slide (20) is slidably connected to a piston (22), and the upper end of the piston (22) is fixedly connected to a connecting rod (23), and the connecting rod (23) is fixedly connected to the linkage plate (19).

7. A laboratory speed-regulating oscillator according to claim 6, characterized in that: A limiting seat (24) is fixedly connected to the inner top of the base (16) and located on the outer side of the second motor (17); the limiting seat (24) is in the shape of a circular ring and is made of rubber.

8. A laboratory speed-regulating oscillator according to claim 6, characterized in that: The piston (22) is in the shape of a round cake and is made of rubber.

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