CN215262704U

CN215262704U - Electric lifting and rotating biological tissue dehydrator

Info

Publication number: CN215262704U
Application number: CN202120884126.5U
Authority: CN
Inventors: 鄢哲雄
Original assignee: Wuhan Meijie Biotechnology Co ltd
Current assignee: Wuhan Meijie Biotechnology Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-12-21
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses an electric lift and rotatory biological tissue hydroextractor, the on-line screen storage device comprises a base, the elevating platform, telescopic machanism, rotary mechanism, workstation and revolving stage, the workstation passes through many spinal branchs vaulting pole and the peripheral fixed connection of base, the mounting hole that supplies the pivot to pass through is seted up at workstation top and center, the lower extreme of pivot is rotated and is connected in the top of elevating platform, the upper end of pivot is stretched out the back through the mounting hole and is connected with revolving stage bottom surface center fixed connection, the peripheral even interval in revolving stage bottom surface is equipped with the closing cap that is used for connecting the hanging flower basket, the peripheral even interval of workstation top surface is equipped with the dehydration jar that can supply the hanging flower basket to stretch into, fixed surface has the motor on the elevating platform, the cover is equipped with from the driving wheel in the pivot, the motor output end is fixed with and follows the action wheel of driving wheel meshing. The cylinder replacing device has the advantages that through the reasonable design of the telescopic mechanism and the rotating mechanism, the cylinder replacing action is realized by electric lifting and electric rotating to replace manual lifting and rotating, and the defects of large labor capacity and low efficiency are overcome.

Description

Electric lifting and rotating biological tissue dehydrator

Technical Field

The utility model belongs to biological tissue dehydration field, concretely relates to electric lift and rotatory biological tissue hydroextractor.

Background

Biological tissues decay rapidly after leaving living organisms, lose original normal structures and cannot be used for observation and research of the tissues. Paraffin fixation for tissue preservation and for slice observation is the most widely used method in the art of biological histological slide preparation. The paraffin section can be used for observing morphological structures of cells and biological tissues under a microscope, and is a main method for researching, observing and judging morphological changes of cell tissues and biomacromolecule distribution in subjects such as biology, pathology and legal medicine. The tissue is observed in vitro through the steps of fixing, dehydrating, transparentizing, embedding, slicing, dyeing and the like, so that the long-term preservation of the tissue is realized.

In the prior art, there are fully automatic and fully manual tissue dehydrators. The former can automatically adjust the concentration of the solution for dehydration, and has the disadvantages of high cost; the latter changes the jar through the rotation after manual going on going up and down and steep, and its shortcoming is, and work load is big, and the manual work is repeatedly gone up and down and the intensity of labour who rotates is higher. Aiming at the defects of the two existing tissue dehydrators, the existing purely manual tissue dehydrator needs to be structurally improved and provided with an electric lifting and rotating mechanism, so that the defect of high labor intensity in use is overcome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric lift and rotatory biological tissue hydroextractor aims at overcoming the above-mentioned not enough that prior art exists.

The utility model provides an above-mentioned technical problem's technical scheme as follows: an electric lifting and rotating biological tissue dehydrator comprises a base, a lifting platform, a telescopic mechanism, a rotating mechanism, a workbench and a rotating platform, wherein the telescopic mechanism is fixed at the center of the upper surface of the base, the telescopic mechanism is provided with a telescopic end in the vertical direction and is fixedly connected with the center of the bottom surface of the lifting platform, the workbench is fixedly connected with the periphery of the base through a plurality of supporting rods, the workbench is positioned above the lifting platform, the center of the workbench is provided with a mounting hole for a rotating shaft to pass through, the lower end of the rotating shaft is rotatably connected with the top of the lifting platform, the upper end of the rotating shaft is fixedly connected with the center of the bottom surface of the rotating platform after extending out of the mounting hole, the periphery of the bottom surface of the rotating platform is uniformly provided with sealing covers for connecting hanging baskets, and the periphery of the top surface of the workbench is uniformly provided with dehydrating cylinders for the hanging baskets to extend into, the lifting platform is characterized in that a motor is fixed on the upper surface of the lifting platform, a driven wheel is sleeved on the rotating shaft, and a driving wheel meshed with the driven wheel is fixed at the output end of the motor.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, a plurality of guide rods which vertically extend upwards are fixed on the base, and guide sliding grooves which correspond to the guide rods one to one are formed in the lifting platform.

Adopt above-mentioned further scheme's beneficial effect be, the cooperation of guide bar and direction spout can guarantee that the elevating platform does not produce when going up and down and rocks.

Furthermore, the top surface of elevating platform has been seted up vertical cross-section and has been the spread groove of falling T shape, the lower extreme of pivot have with the spread groove matches and can be in the connecting block of spread groove internal rotation.

The beneficial effects of adopting above-mentioned further scheme are that, effectively guarantee that elevating platform and pivot only can rotate relatively and do not produce relative movement in the axial, when guaranteeing telescopic machanism to drive the elevating platform lift, pivot and the revolving stage of upper end can go up and down in step.

Further, press from both sides between the bottom surface of connecting block and the tank bottom of spread groove and be equipped with support bearing, the cylinder side of connecting block with press from both sides between the cylinder side of spread groove and be equipped with ball bearing.

Adopt above-mentioned further scheme's beneficial effect be, when guaranteeing to rotate, do not have great sliding friction between connecting block and the spread groove, replace with less rolling friction.

Further, a linear bearing matched with the rotating shaft is arranged in the mounting hole.

The beneficial effect who adopts above-mentioned further scheme is that linear bearing's thing point has circular shape ball, and it can guarantee that the vertical removal of pivot and along the rotation of center pin all with linear bearing between be rolling friction, be favorable to reducing the friction.

Further, the telescopic mechanism is an electric push rod.

The telescopic mechanism has the advantages that the telescopic mechanism is mature, easy to obtain and convenient to maintain.

Compared with the prior art, the utility model discloses a technological effect and advantage:

through the telescopic mechanism and the rotary mechanism which are reasonably designed, the purposes that the cylinder changing action (the dehydrated tissues move from one dehydration cylinder to another) during the work of the biological tissue dehydrator is completed by electric lifting and electric rotation instead of manual lifting and rotation in the prior art are realized, and the defects of large labor amount and low efficiency in the prior art are overcome.

Drawings

FIG. 1 is a schematic view of an electric lifting and rotating biological tissue dehydrator according to the present invention;

FIG. 2 is a top view of the table of FIG. 1;

fig. 3 is a cross-sectional view of the lift table of fig. 1.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a lifting platform; 3. a telescoping mechanism; 4. a work table; 5. a rotating table; 6. a support bar; 7. a rotating shaft; 8. a hanging basket; 9. a dewatering tank; 10. a motor; 11. a driven wheel; 12. a driving wheel; 13. a guide bar; 14. a guide chute; 15. connecting grooves; 16. a support bearing; 17. a ball bearing; 18. and a linear bearing.

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.

In the description of the present invention, if terms indicating orientation such as "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", etc. are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in figures 1 to 3, the utility model provides an electric lifting and rotating biological tissue dehydrator, which comprises a base 1, a lifting platform 2, a telescoping mechanism 3, a rotating mechanism, a workbench 4 and a rotating platform 5, wherein the telescoping mechanism 3 is fixed at the center of the upper surface of the base 1, the telescoping mechanism 3 is provided with a telescopic end in the vertical direction and is fixedly connected with the center of the bottom surface of the lifting platform 2, the workbench 4 is fixedly connected with the periphery of the base 1 through a plurality of support rods 6, the workbench 4 is positioned above the lifting platform 2 and is provided with a mounting hole at the center for a rotating shaft 7 to pass through, the lower end of the rotating shaft 7 is rotatably connected with the top of the lifting platform 2, the upper end of the rotating shaft 7 is fixedly connected with the center of the bottom surface of the rotating platform 5 after extending out of the mounting hole, the periphery of the bottom surface of the rotating platform 5 is provided with sealing covers for connecting hanging baskets 8 at uniform intervals, the peripheral even interval in 4 top surfaces of workstation is equipped with the confession the dehydration jar 9 that hanging flower basket 8 stretched into, 2 upper surface fixed of elevating platform has motor 10, the cover is equipped with from driving wheel 11 in the pivot 7, motor 10 output end be fixed with from driving wheel 12 of driving wheel 11 meshing.

It should be noted that the hanging basket is a container with water filtering holes or slits for storing biological tissues, and the hanging basket is detachably connected with the cover plate, such as a threaded connection or an attraction connection through a magnet; in order to ensure that the hanging basket enters the dewatering cylinder, the accident that the motor conducts and rotates to drive the rotating platform and the hanging basket to rotate to damage the dewatering cylinder is avoided, a limit switch (for example, the limit switch is arranged between a lifting platform and a supporting rod on one side), when the hanging basket rises to just break away from the dewatering cylinder, the limit switch is triggered and conducted (the limit switch is triggered and disconnected when falling to just enter the dewatering cylinder), the limit switch serves as a primary switch of a motor electrifying circuit, a secondary switch is further arranged, and the motor is electrified and rotated only when the primary switch and the secondary switch are simultaneously conducted.

In an embodiment of the present invention, a plurality of guide rods 13 extending vertically and upwardly are fixed on the base 1, and guide chutes 14 (as shown in fig. 3) corresponding to the guide rods 13 one to one are opened on the lifting platform 2.

It should be noted that two or more guide rods may be provided, and the guide chute may be provided with a linear bearing in rolling fit with the guide rods.

In an embodiment of the present invention, the top surface of the lifting platform 2 is provided with a connecting groove 15 having a vertical cross section in an inverted T shape, and the lower end of the rotating shaft 7 has a connecting block which is matched with the connecting groove 15 and can rotate in the connecting groove 15.

It should be noted that the horizontal cross section of the connecting groove is circular, and the horizontal cross section of the connecting block is also circular.

In an embodiment of the present invention, a supporting bearing 16 is sandwiched between the bottom surface of the connecting block and the bottom of the connecting groove 15, and a ball bearing 17 is sandwiched between the cylindrical side surface of the connecting block and the cylindrical side surface of the connecting groove 15.

In an embodiment of the present invention, a linear bearing 18 is disposed in the mounting hole and engaged with the rotating shaft 7.

In an embodiment of the present invention, the telescopic mechanism 3 is an electric push rod.

The basic principle of the utility model is as follows:

before the tissue dehydration work begins, firstly, tissues needing dehydration are loaded into a hanging basket and connected to the peripheral cover plate of a rotating platform, then a telescopic mechanism is started to enable the tissues to shrink and descend until the cover plate just covers a dehydration tank, a lifting platform, a rotating shaft and the rotating platform synchronously descend in the process to enable the hanging basket to be correspondingly inserted into the dehydration tank, the tissues are dehydrated under the action of a solvent in the dehydration tank, after the dehydration time is up, the telescopic mechanism is started again to enable the hanging basket to rise until the hanging basket is completely separated from the dehydration tank, then a motor is started again to drive the rotating shaft and the rotating platform at the upper end of the rotating shaft to rotate by an angle, so that the hanging basket is rotated to be aligned with an adjacent dehydration tank, then the contraction and rising actions of the telescopic mechanism are repeated, and the hanging basket is immersed and lifted in the adjacent dehydration tank. The process is circulated until the dehydration is finished by the dehydration solvents with different concentrations or different types of dehydration solvents after going through a plurality of dehydration tanks. Paraffin is filled in one or two specific dehydration tanks so as to carry out the tissue waxing treatment after the dehydration is finished.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an electronic lift and rotatory biological tissue hydroextractor, its characterized in that, including base (1), elevating platform (2), telescopic machanism (3), rotary mechanism, workstation (4) and revolving stage (5), base (1) upper surface center department is fixed with telescopic machanism (3), telescopic machanism (3) have in vertical direction flexible end just flexible end with the bottom surface center fixed connection of elevating platform (2), workstation (4) through many spinal branchs vaulting pole (6) with the peripheral fixed connection of base (1), workstation (4) are located elevating platform (2) top and center offer the mounting hole that supplies pivot (7) to pass through, the lower extreme of pivot (7) rotate connect in the top of elevating platform (2), the upper end of pivot (7) through the mounting hole stretch out after with revolving stage (5) bottom surface center fixed connection, revolving stage (5) bottom surface periphery evenly spaced is equipped with the closing cap that is used for connecting hanging flower basket (8), workstation (4) top surface periphery evenly spaced is equipped with and supplies dewatering cylinder (9) that hanging flower basket (8) stretched into, fixed surface has motor (10) on elevating platform (2), the cover is equipped with from driving wheel (11) on pivot (7), motor (10) output be fixed with from driving wheel (11) meshed action wheel (12).

2. The electric lifting and rotating biological tissue dehydrator according to claim 1, wherein a plurality of guide rods (13) extending vertically and upwardly are fixed on the base (1), and the lifting platform (2) is provided with guide chutes (14) corresponding to the guide rods (13) one by one.

3. The electric lifting and rotating biological tissue dehydrator according to claim 1, wherein the top surface of the lifting platform (2) is provided with a connecting groove (15) with an inverted T-shaped vertical section, and the lower end of the rotating shaft (7) is provided with a connecting block which is matched with the connecting groove (15) and can rotate in the connecting groove (15).

4. The electric-lifting and rotating biological tissue dehydrator according to claim 3, wherein a support bearing (16) is interposed between the bottom surface of the connecting block and the bottom of the connecting groove (15), and a ball bearing (17) is interposed between the cylindrical side surface of the connecting block and the cylindrical side surface of the connecting groove (15).

5. An electric lifting and rotating biological tissue dehydrator according to claim 1, wherein a linear bearing (18) engaged with the rotating shaft (7) is arranged in the mounting hole.

6. An electric lifting and rotating biological tissue dehydrator according to any one of claims 1 to 5, wherein the telescopic mechanism (3) is an electric push rod.