CN211964238U

CN211964238U - Novel driving mechanism of water bath shaking table

Info

Publication number: CN211964238U
Application number: CN202020044296.8U
Authority: CN
Inventors: 孙永泽; 张守庆; 刘健; 王辉; 张文怡
Original assignee: Zhongke Lanhai Tianjin Technology Co ltd
Current assignee: Zhongke Lanhai Tianjin Technology Co ltd
Priority date: 2020-01-09
Filing date: 2020-01-09
Publication date: 2020-11-20
Anticipated expiration: 2030-01-09

Abstract

The utility model provides a novel driving mechanism of a water bath shaking table. The technical scheme provides a vibration and oscillation effect in a linear reciprocating motion mode and adopts a simpler driving structure. Specifically, the utility model adopts the inserting structure of the dovetail strip and the dovetail groove to construct the stable matching relationship between the slide block and the slide rail, on the basis, the lower end of the transmission rod is hinged on the upright post, the middle part and the upper part of the transmission rod are respectively provided with the strip-shaped hole, wherein the middle strip-shaped hole is inserted and matched with the middle convex head which performs the active circular motion, and the upper strip-shaped hole is inserted and matched with the upper convex head which is fixedly arranged at the side end of the slide block; based on the structure, when the raised head does circular motion, the transmission rod is driven to do reciprocating swing by taking the lower end of the transmission rod as a shaft, and then the upper raised head and the sliding block are driven to do linear reciprocating motion. The driving mode not only has the advantages of simple structure and easy maintenance, but also can enable the reciprocating motion to reach a higher speed; the driving mode is more suitable for the shaking culture of a solid culture system and has good use effect.

Description

Novel driving mechanism of water bath shaking table

Technical Field

The utility model relates to the technical field of mechanical equipment, concretely relates to novel actuating mechanism of water bath shaking table.

Background

The water bath shaking table is a biochemical instrument combining a constant temperature water bath and an oscillator, is mainly used for shaking culture of various liquid and solid microorganism culture systems, and is very commonly applied to various industrial enterprises and scientific research institutions related to microorganism culture. Because part of microorganisms have specific requirements on oxygen content in the growth process, the oxygen content of a culture system is often increased by means of shaking culture to promote the growth of the microorganisms; further, since the shaking culture can mix the medium substances (cells, culture medium, lysogen, etc.) in the culture system, the shaking culture contributes to the promotion of the homogenization of the culture system. It can be seen that the rocking platforms play an important role in the microbial cultivation technology.

At present, in most of water bath shaking tables, the container bearing platform performs circular motion, that is, the oscillator drives the container bearing platform to perform rapid circular motion in the water bath (generally, the eccentric shaft is used for realizing the rapid circular motion, and generally, the eccentric amount is not too large in consideration of the bending moment generated in the rotation process of the eccentric shaft, so the generated oscillation effect is limited). In response to this problem, researchers in the prior art have developed reciprocating type rocking platforms, and although the above problems are overcome in the movement mode, the reciprocating movement is generally achieved by means of a screw mechanism or a linear sliding table, and such structures are easily damaged when performing a rapid reciprocating movement for a long time and are inconvenient to maintain and replace.

Disclosure of Invention

The utility model discloses aim at to prior art's technical defect, provide a novel actuating mechanism of water bath shaking table to in solving prior art's water bath shaking table, the container load-bearing platform who makes circular motion hardly trembles the technical problem who looses with the culture medium lump in the solid state fermentation system.

Another technical problem to be solved by the present invention is how to realize the rapid reciprocating motion of the container carrying platform with a relatively simple mechanical structure.

In order to realize the technical purpose, the utility model adopts the following technical scheme:

a novel driving mechanism of a water bath shaking table comprises a base, a stand column, a bearing, a bracket, a slide rail, a slide block, a driving rotating shaft, a rotary table, a middle convex head, a driven rotating shaft, a transmission rod, a middle strip-shaped hole, a strip-shaped hole and an upper convex head, wherein the stand column is fixedly connected with the base, the bearing is fixedly connected with the stand column, the bracket is fixedly connected with the top end of the stand column, the horizontal slide rail is fixedly connected with the bracket, the slide rail is connected with the slide block, the driving rotating shaft is connected with the bearing, the driving rotating shaft is in transmission connection with a motor, the rotary table is fixedly connected with the driving rotating shaft, the middle convex head is fixedly connected with the rotary table, the driven rotating shaft is connected with the stand column, the lower end of the transmission rod is connected with the driven rotating shaft, the middle strip-shaped hole and the upper strip-shaped hole are respectively arranged at the middle part and, the upper raised head is inserted in the upper strip-shaped hole.

Preferably, the sliding block further comprises a dovetail groove and a dovetail strip, wherein the sliding block and the sliding rail are connected through the following structures: the top end of the sliding rail is provided with a dovetail groove, the bottom end of the sliding block is provided with a dovetail strip, and the dovetail strip is inserted into the dovetail groove.

Preferably, the driven rotating shaft is replaced by a fixed cylindrical protrusion, a round hole is formed in the lower portion of the transmission rod, and the transmission rod is sleeved on the cylindrical protrusion through the round hole.

Preferably, a container carrying platform is fixedly connected to the top end of the sliding block.

Preferably, the vessel support platform is provided with a rack formed by spring strips, and the vessel containing the solid culture medium is pressed and fixed on the vessel support platform by the rack.

In the above technical scheme, the base is used for bearing the integral structure of the driving mechanism, and meanwhile, the base is fixedly connected with the chassis of the shaking table; the upright post is used for bearing the bearing, the bracket and the driven rotating shaft; the bearing is used for bearing the driving rotating shaft so that the driving rotating shaft can rotate on the bearing; the bracket is used for bearing the sliding rail; the sliding rail is horizontally arranged, and the sliding rail is matched with the specification of the sliding block and is used for enabling the sliding block to horizontally slide on the sliding rail in a reciprocating manner; the sliding block is fixedly connected with a container bearing platform of the shaking table so as to drive the shaking table to reciprocate; because the driving mechanism including the slide block is positioned in the case, and the container bearing platform is positioned in the water bath above the case, the fixed connection between the slide block and the container bearing platform is generally realized through a U-shaped rod or a C-shaped rod, namely, one end of the rod is fixedly connected with the slide block in the case, and the other end of the rod is fixedly connected with the container bearing platform in the water bath, so that the slide block can drive the container bearing platform to move; the driving rotating shaft is used for driving the rotating disc to rotate; the turntable is used for bearing the middle convex head, and the middle convex head does not fall on the rotating axis of the turntable, so that the middle convex head is driven to do circular motion when the turntable rotates; the lower part of the transmission rod is connected to the driven rotating shaft, so that the transmission rod can swing by taking the driven rotating shaft as a shaft; the middle convex head is used for being in inserting fit with the middle strip-shaped hole in the transmission rod, so that the middle convex head drives the transmission rod to swing in a reciprocating mode when doing circular motion; because the upper strip-shaped hole on the transmission rod is in inserted fit with the upper lug at the side end of the sliding block, when the transmission rod swings in a reciprocating manner, the upper lug and the sliding block are driven to do linear reciprocating motion. In addition, in the preferred technical scheme, the structure that dovetail strip and dovetail groove cooperate can be adopted to realize being connected of slide rail and slider to guarantee that the slider has abundant stability on the slide rail.

The utility model provides a novel driving mechanism of a water bath shaking table. The technical scheme provides a vibration and oscillation effect in a linear reciprocating motion mode and adopts a simpler driving structure. Specifically, the utility model adopts the inserting structure of the dovetail strip and the dovetail groove to construct the stable matching relationship between the slide block and the slide rail, on the basis, the lower end of the transmission rod is hinged on the upright post, the middle part and the upper part of the transmission rod are respectively provided with the strip-shaped hole, wherein the middle strip-shaped hole is inserted and matched with the middle convex head which performs the active circular motion, and the upper strip-shaped hole is inserted and matched with the upper convex head which is fixedly arranged at the side end of the slide block; based on the structure, when the raised head does circular motion, the transmission rod is driven to do reciprocating swing by taking the lower end of the transmission rod as a shaft, and then the upper raised head and the sliding block are driven to do linear reciprocating motion. The driving mode not only has the advantages of simple structure and easy maintenance, but also can enable the reciprocating motion to reach a higher speed; the driving mode is easier to shake and disperse the culture medium block mass, so that the bulk material is fully contacted with the air, thereby being more suitable for the shaking culture of a solid culture system and having good use effect.

Drawings

FIG. 1 is a perspective view of the present invention from a single viewing angle;

fig. 2 is a perspective view of the present invention from another perspective;

FIG. 3 is a perspective view of the slider of the present invention;

FIG. 4 is a perspective view of the turntable of the present invention;

FIG. 5 is a perspective view of the modules of the present invention, such as the base and the column;

fig. 6 is a three-dimensional structure view of the transmission rod of the present invention;

in the figure:

1. base 2, stand 3, bearing 4, support

5. Slide rail 6, slider 7, initiative pivot 8, carousel

9. Middle raised head 10, driven rotating shaft 11, driving rod 12 and middle strip-shaped hole

13. Upper strip-shaped holes 14, upper lugs 15, dovetail grooves 16 and dovetail strips.

Detailed Description

The following will describe in detail specific embodiments of the present invention. Well-known structures or functions may not be described in detail in the following embodiments in order to avoid unnecessarily obscuring the details. Approximating language, as used herein in the following examples, may be applied to identify quantitative representations that could permissibly vary in number without resulting in a change in the basic function. Unless defined otherwise, technical and scientific terms used in the following examples have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.

A novel driving mechanism of a water bath shaking table is shown in figures 1-6 and comprises a base 1, a stand column 2, a bearing 3, a bracket 4, a slide rail 5, a slide block 6, a driving rotating shaft 7, a rotary table 8, a middle convex head 9, a driven rotating shaft 10, a transmission rod 11, a middle strip-shaped hole 12, a strip-shaped hole 13 and an upper convex head 14, wherein the stand column 2 is fixedly connected on the base 1, the bearing 3 is fixedly connected on the stand column 2, the bracket 4 is fixedly connected on the top end of the stand column 2, the horizontal slide rail 5 is fixedly connected on the bracket 4, the slide block 6 is connected on the slide rail 5, the driving rotating shaft 7 is connected on the bearing 3, the driving rotating shaft 7 is in transmission connection with a motor, the rotary table 8 is fixedly connected on the driving rotating shaft 7, the middle convex head 9 is fixedly connected on the rotary table 8, the driven rotating shaft 10 is connected on the stand column 2, the lower, the middle part and the upper part of the transmission rod 11 are respectively provided with a middle strip-shaped hole 12 and an upper strip-shaped hole 13, the middle convex head 9 is inserted in the middle strip-shaped hole 12, the sliding block 6 is fixedly connected with an upper convex head 14, and the upper convex head 14 is inserted in the upper strip-shaped hole 13. The sliding block structure further comprises a dovetail groove 15 and a dovetail strip 16, wherein the sliding block 6 is connected with the sliding rail 5 through the following structures: the top end of the slide rail 5 is provided with a dovetail groove 15, the bottom end of the slide block 6 is provided with a dovetail strip 16, and the dovetail strip 16 is inserted in the dovetail groove 15.

The device has the following structural characteristics: the base 1 is used for bearing the integral structure of the driving mechanism, and meanwhile, the base 1 is fixedly connected with a case of the shaking table; the upright post 2 is used for bearing the bearing 3, the bracket 4 and the driven rotating shaft 10; the bearing 3 is used for bearing the driving rotating shaft 7, so that the driving rotating shaft 7 can rotate on the bearing; the bracket 4 is used for bearing the slide rail 5; the sliding rail 5 is horizontally arranged, and the sliding rail 5 is matched with the sliding block 6 in specification and is used for enabling the sliding block 6 to horizontally slide on the sliding rail in a reciprocating manner; the slide block 6 is fixedly connected with a container bearing platform of the shaking table so as to drive the shaking table to reciprocate; because the driving mechanism including the slide block 6 is positioned in the case, and the container bearing platform is positioned in the water bath above the case, the fixed connection between the slide block 6 and the container bearing platform is generally realized through a U-shaped rod or a C-shaped rod, namely, one end of the rod is fixedly connected with the slide block 6 in the case, and the other end of the rod is fixedly connected with the container bearing platform in the water bath, so that the slide block 6 can drive the container bearing platform to move; the driving rotating shaft 7 is used for driving the rotating disc 8 to rotate; the turntable 8 is used for bearing the middle convex head 9, and the middle convex head 9 does not fall on the rotating axis of the turntable 8, so that the middle convex head 9 is driven to do circular motion when the turntable 8 rotates; the lower part of the transmission rod 11 is connected to the driven rotating shaft 10, so that the transmission rod 11 can swing by taking the driven rotating shaft 10 as an axis; the middle raised head 9 is used for being in inserting fit with the middle strip-shaped hole 12 on the transmission rod 11, so that the middle raised head 9 drives the transmission rod 11 to swing back and forth when doing circular motion; because the upper strip-shaped hole 13 on the transmission rod 11 is in inserted fit with the upper raised head 14 at the side end of the sliding block 6, when the transmission rod 11 swings back and forth, the upper raised head 14 and the sliding block 6 are driven to do linear reciprocating motion. In addition, the slide rail 5 is connected with the slide block 6 by adopting a structure that the dovetail strip 16 is matched with the dovetail groove 15, so that the slide block 6 is ensured to have sufficient stability on the slide rail 5.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made within the scope of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel driving mechanism of a water bath shaking table is characterized by comprising a base (1), an upright post (2), a bearing (3), a support (4), a sliding rail (5), a sliding block (6), a driving rotating shaft (7), a turntable (8), a middle convex head (9), a driven rotating shaft (10), a transmission rod (11), a middle strip-shaped hole (12), a strip-shaped hole (13) and an upper convex head (14), wherein the upright post (2) is fixedly connected onto the base (1), the bearing (3) is fixedly connected onto the upright post (2), the support (4) is fixedly connected onto the top end of the upright post (2), the horizontal sliding rail (5) is fixedly connected onto the support (4), the sliding block (6) is connected onto the sliding rail (5), the driving rotating shaft (7) is connected onto the bearing (3), the driving rotating shaft (7) is in transmission connection with a motor, the turntable (8) is fixedly connected onto the driving rotating shaft (7), raised head (9) in fixedly connected with on carousel (8), be connected with driven rotating shaft (10) on stand (2), the lower extreme of transfer line (11) is connected on driven rotating shaft (10), well bar hole (12) and last bar hole (13) have been seted up respectively on the middle part and the upper portion of transfer line (11), well raised head (9) are pegged graft in well bar hole (12), fixedly connected with raised head (14) on slider (6), go up raised head (14) and peg graft in last bar hole (13).

2. The novel driving mechanism of the water bath shaking table according to claim 1, further comprising a dovetail groove (15) and a dovetail strip (16), wherein the sliding block (6) and the sliding rail (5) are connected through the following structure: a dovetail groove (15) is formed in the top end of the sliding rail (5), a dovetail strip (16) is arranged at the bottom end of the sliding block (6), and the dovetail strip (16) is inserted into the dovetail groove (15).

3. The driving mechanism of water bath rocking bed according to claim 1, wherein the driven shaft (10) is replaced by a fixed cylindrical protrusion, and a circular hole is formed at the lower part of the driving rod (11), and the driving rod (11) is sleeved on the cylindrical protrusion through the circular hole.

4. The driving mechanism of the water bath rocking bed according to claim 1, wherein a container carrying platform is fixedly connected to the top end of the sliding block (6).

5. The driving mechanism of water bath rocking bed according to claim 4, wherein a rack formed by spring strips is provided on the container supporting platform, and the container containing the solid culture medium is pressed and fixed on the container supporting platform by the rack.