CN113432939A

CN113432939A - Automatic tissue dehydrator for rapid pathology

Info

Publication number: CN113432939A
Application number: CN202011430500.0A
Authority: CN
Inventors: 王庆伟; 王亮; 艾茂良; 郭建胜; 戈锐; 葛衍冉
Original assignee: Shandong Junteng Medical Technology Co ltd
Current assignee: Shandong Junteng Medical Technology Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-09-24
Anticipated expiration: 2040-12-09
Also published as: WO2022121906A1; CN113432939B

Abstract

The invention relates to the field of pathological tissue treatment equipment, in particular to an automatic tissue dehydrator for rapid pathology, which comprises a rack fixing cylinder, a treatment cylinder and a wax dipping cylinder, wherein the rack is provided with a cylinder cover which can be opened and closed, and the dehydrator also comprises: a traveling mechanism; the liquid receiving part comprises a driving part connected with the travelling mechanism and a liquid receiving disc connected with the driving part, and the driving part drives the liquid receiving disc to move between a liquid receiving position and an avoiding position; a liquid supply mechanism. The automatic wax dipping and removing device can automatically move the lifting basket among the fixed cylinder, the treatment cylinder and the wax dipping cylinder, can prevent liquid from dripping through the liquid receiving disc during moving, can automatically discharge waste liquid and supplement new reagents, and effectively solves the problems in the prior art.

Description

Automatic tissue dehydrator for rapid pathology

Technical Field

The invention relates to the field of pathological tissue treatment equipment, in particular to an automatic tissue dehydrator for rapid pathology.

Background

The tissue hydroextractor is the important link in the pathological section processing, pathological section when carrying out the tissue dehydration, need place pathological tissue in the embedding box, the embedding box needs to organize fixedly at the processing jar, reagent is handled, processing links such as waxing, the embedding box is when different stages are handled, need transport the embedding box between the reagent of difference, still need supply reagent, waste liquid discharge, current tissue hydroextractor is when using, need the manual work to operate in each link more, it is comparatively inconvenient to use.

Disclosure of Invention

In order to solve the technical problems, the invention provides an automatic tissue dehydrating machine for rapid pathology, which can automatically move a lifting basket among a fixed cylinder, a treatment cylinder and a wax dipping cylinder, prevent liquid from dripping through a liquid receiving disc during moving, automatically discharge waste liquid and supplement new reagents, and effectively solve the problems in the prior art.

In order to solve the above problems, the present invention provides an automatic tissue dehydrator for rapid pathology, comprising a frame, and a fixed cylinder, a treatment cylinder, and a waxing cylinder which are arranged on the frame at intervals along a horizontal first direction, wherein the frame is provided with an openable cylinder cover on each of the fixed cylinder, the treatment cylinder, and the waxing cylinder, and the dehydrator further comprises: the travelling mechanism comprises a driving part and a connecting part arranged on the driving part, the connecting part is connected with the lifting basket, and the driving part drives the connecting part to transfer among the fixing cylinder, the treatment cylinder and the wax dipping cylinder; the liquid receiving part comprises a driving part connected with the travelling mechanism and a liquid receiving disc connected with the driving part, the driving part drives the liquid receiving disc to move between a liquid receiving position and an avoiding position, when the liquid receiving disc is located at the liquid receiving position, the projection of the liquid receiving disc and the projection of the connecting part on the vertical direction are overlapped, so that the liquid receiving disc can receive liquid drops of the basket body, when the liquid receiving disc is located at the avoiding position, the projection of the liquid receiving disc and the projection of the connecting part on the vertical direction deviate, so that the connecting part can drive the lifting basket to vertically pass through at the height position of the liquid receiving disc; the liquid supply mechanism comprises a waste liquid temporary storage tank, a tissue reagent temporary storage tank, an air source assembly, an air source connecting pipeline, a first liquid pipeline, a liquid supply pipeline, a waste liquid pipeline and an air extraction pipeline, wherein the air source assembly is respectively connected with the waste liquid temporary storage tank and the tissue reagent temporary storage tank through the air source connecting pipeline, the waste liquid temporary storage tank is respectively communicated with the treatment cylinder through the waste liquid pipeline, the tissue reagent temporary storage tank is communicated with the treatment cylinder through the liquid supply pipeline, the air extraction pipeline is communicated with the wax soaking cylinder and the air source assembly, and the first liquid pipeline is respectively connected with the waste liquid temporary storage tank and the tissue reagent temporary storage tank.

Further, the air source assembly comprises an air pump and a reversing assembly connected with the air pump, the reversing assembly is provided with a first connecting end, and the first connecting end can provide positive pressure or negative pressure; the gas source connecting pipeline comprises a gas source connecting pipe, a first electromagnetic valve and a second electromagnetic valve, the first connecting end of the gas source connecting pipe, the waste liquid temporary storage box and the tissue reagent temporary storage box are connected, the first electromagnetic valve can be switched on and off the waste liquid temporary storage box, and the second electromagnetic valve can be switched on and off the tissue reagent temporary storage box; the first liquid pipeline comprises a liquid discharge pipe connected with the waste liquid temporary storage tank, a supplement pipe connected with the tissue reagent temporary storage tank, a connecting pipe and an electromagnetic valve, the electromagnetic valve is respectively connected with the liquid discharge pipe, the supplement pipe and the connecting pipe, and the electromagnetic valve can be used for switching on and off the supplement pipe and the connecting pipe as well as the liquid discharge pipe and the connecting pipe; the liquid supply pipeline comprises a liquid supply pipe, a third electromagnetic valve, a vent pipe and a fourth electromagnetic valve, the liquid supply pipe is connected with the tissue reagent temporary storage box and the treatment cylinder, the third electromagnetic valve is arranged on the liquid supply pipe, the vent pipe is connected to the side, away from the treatment cylinder, of the liquid supply pipe, and the fourth electromagnetic valve is arranged on the vent pipe; the waste liquid pipeline comprises a first waste liquid pipe, a fifth electromagnetic valve, a second waste liquid pipe, a sixth electromagnetic valve, a third waste liquid pipe and a seventh electromagnetic valve, the first waste liquid pipe is connected with the treatment cylinder and the waste liquid temporary storage box, the fifth electromagnetic valve is arranged on the first waste liquid pipe, the second waste liquid pipe is connected with the fixed cylinder, the sixth electromagnetic valve is arranged on the second waste liquid pipe, the third waste liquid pipe is connected with the wax dipping cylinder, and the seventh electromagnetic valve is arranged on the third waste liquid pipe; the air pumping pipeline comprises an air pumping pipe and an eighth electromagnetic valve, the air pumping pipe is connected with the first connecting end and the wax dipping cylinder, and the eighth electromagnetic valve is arranged on the air pumping pipe.

Further, the control system further comprises an exhaust gas treatment cabin, the exhaust gas treatment cabin is connected with the vent pipe, and the exhaust gas treatment cabin is further communicated with the fixed cylinder, the treatment cylinder and the wax dipping cylinder; the air pump has an inlet port and an outlet port, the reversing assembly includes: the first two-position three-way valve is provided with one port communicated with the air inlet end of the air pump, the other port communicated with the outside atmosphere and the first connecting port; one port of the second two-position three-way valve is communicated with the air outlet port of the air pump, the other port of the second two-position three-way valve forms a second connecting end communicated with the waste gas treatment cabin, and the other port of the second two-position three-way valve is a third connecting port; a third solenoid valve element having a fourth connection port and a fifth connection port, the fourth connection port being in communication with the first connection port and the third connection port, the fifth connection port forming the first connection end.

Further, the cylinder cap articulates in the frame, the cylinder cap pivoted rotates between closed position and open position, the hydroextractor still includes: the speed changing assembly comprises a driving wheel and a driving wheel in transmission connection with the driving wheel, the driving wheel is coaxially connected with the cylinder cover, the transmission ratio of the driving wheel to the driving wheel is greater than 1, the driving wheel applies torque to rotate the cylinder cover to an open position through the driving wheel when rotating in a first direction, and the driving wheel applies torque to rotate the cylinder cover to a closed position through the driving wheel when rotating in a second direction; and the motor is connected with the driving wheel.

Furthermore, the driving wheel is wound with a first connecting rope and a second connecting rope, the first connecting rope and the second connecting rope are respectively in transmission connection with the driving wheel, the driving wheel is driven by the first connecting rope to rotate towards the opening position when rotating around the first direction, and the driving wheel is driven by the second connecting rope to rotate towards the closing position when rotating around the second direction.

Further, the speed change subassembly still includes the speed change wheel, the speed change wheel utensil includes input wheel portion and output wheel portion, the wheel footpath of input wheel portion is greater than the wheel footpath of output wheel portion, input wheel portion with the action wheel transmission links to each other, output wheel portion with first connecting rope the second is connected the rope transmission and is linked to each other.

Furthermore, the opening and closing device further comprises a balancing weight, the balancing weight is connected with the speed changing assembly through a balancing weight rope, and the balancing weight drives the driving wheel to apply torque to the cylinder cover to rotate at the opening position through the balancing weight rope.

Further, the drive division includes along slider, the vertical slip that first direction removed set up in the promotion piece of slider, connecting portion set up in promote the piece, the hydroextractor still includes: the liquid receiving piece comprises a rotating rod which is rotatably arranged on the sliding block, and the liquid receiving disc is arranged on the rotating rod; the conversion piece is arranged on the rotating rod; the driving part is arranged on the lifting piece, and when the lifting piece moves upwards to a set position, the driving part pushes the conversion piece, so that the conversion piece drives the rotating rod to rotate from the avoidance position to the liquid receiving position; the reset piece is arranged on the conversion piece and/or the liquid receiving piece, and the reset piece provides force for the liquid receiving piece to rotate from a liquid receiving position to an avoiding position.

Furthermore, the rotating rod forms a driving section with an external thread, the conversion piece comprises a conversion nut sleeved on the driving section, and the conversion nut is connected with the sliding block in a sliding mode along the vertical direction.

Further, the piece that resets for set up in the spring of conversion nut upside, the slider be equipped with the limiting plate of spring upper end butt.

Further, the dehydrator further includes: the basket comprises a basket body with a placing cavity and a magnetic induction piece, wherein the placing cavity is suitable for providing a placing space for vertically stacking embedding boxes, the magnetic induction piece and the basket body are of a split structure, and the magnetic induction piece can be placed in the placing cavity; the magnetic sensor is arranged on the outer side of the fixed cylinder, and when the magnetic induction piece moves to a set position in the treatment cavity, the magnetic sensor obtains a trigger signal of the magnetic induction piece; and the processor is connected with the travelling mechanism and the magnetic sensor and is suitable for judging the position of the magnetic induction piece in the basket body according to the lifting stroke of the travelling mechanism after acquiring the trigger signal.

The automatic tissue dehydrating machine for rapid pathology has the advantages that the basket can be automatically moved among the fixed cylinder, the treatment cylinder and the wax dipping cylinder, liquid can be prevented from dripping through the liquid receiving disc during moving, waste liquid can be automatically discharged and new reagents can be automatically supplemented, and the problems in the prior art are effectively solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic diagram of a circuit connection structure according to the present invention.

Fig. 2 is a schematic circuit diagram of the air source assembly of the present invention when positive pressure is provided at the first connection end.

Fig. 3 is a schematic circuit diagram of the air supply assembly of the present invention closed at the first connection end.

Fig. 4 is a schematic circuit diagram of the air source assembly of the present invention when the first connection end provides negative pressure.

Fig. 5 is a schematic structural diagram of a dehydrator according to an embodiment of the present invention.

Fig. 6 is a schematic view of the structure of the embodiment shown in fig. 5 at the position of the fixed cylinder.

Fig. 7 is a partially enlarged structural view of a portion B in fig. 6.

Fig. 8 is a schematic structural diagram of fig. 7 from another view angle.

Fig. 9 is a partially enlarged structural view of a portion a in fig. 5.

FIG. 10 is a schematic structural view of a liquid receiving tray according to an embodiment of the present invention.

Fig. 11 is a partially enlarged schematic view of a portion C in fig. 10.

Fig. 12 is a partially enlarged schematic view of a portion D in fig. 10.

FIG. 13 is a schematic view of a structure of a stationary cylinder according to an embodiment of the present invention.

FIG. 14 is a schematic view of the basket body of the embodiment shown in FIG. 13 after being placed in the fixing cylinder.

Fig. 15 is a schematic structural diagram of the magnetic sensor in the embodiment shown in fig. 13.

Wherein: 1. a fixed cylinder; 2. a treatment vat; 3. a wax dipping cylinder; 4. a waste liquid temporary storage tank; 5. a tissue reagent holding tank; 6. an air pump; 601. an air inlet port; 602. an air outlet port; 7. a first connection end; 8. an air source connecting pipe; 9. a first solenoid valve; 10. a second solenoid valve; 11. a liquid discharge pipe; 12. a replenishing pipe; 13. A connecting pipe; 14. an electromagnetic valve element; 15. a liquid supply tube; 16. a third electromagnetic valve; 17. a breather pipe; 18. a fourth solenoid valve; 19. a first waste liquid pipe; 20. a fifth solenoid valve; 21. a second waste pipe; 22. a sixth electromagnetic valve; 23. a third waste liquid pipe; 24. a seventh electromagnetic valve; 25. an air exhaust pipe; 26. an eighth solenoid valve; 27. An exhaust gas treatment cabin; 28. a first two-position three-way valve; 29. a second two-position three-way valve; 30. a third electromagnetic valve element; 31. a second connection end; 32. a temporary storage cylinder; 33. a communicating pipe; 34. a ninth electromagnetic valve; 35. an overflow bottle; 36. a condensing chamber; 37. a liquid level sensor; 38. a frame; 39. a cylinder cover; 3901. a cylinder head body; 3902. a connecting arm; 40. a driving wheel; 41. a drive wheel; 42. a motor; 43. a first connecting rope; 44. A second connecting rope; 45. a speed change wheel; 4501. an input wheel section; 4502. an output wheel section; 46. a tension wheel; 47. mounting a plate; 48. an adjusting block; 49. adjusting the bolt; 50. a balancing weight; 51. positioning blocks; 52. an abutment screw; 53. a monitoring switch; 54. a trigger section; 55. connecting ropes; 56. a slider; 57. a lifting member; 58. A connecting portion; 59. a liquid receiving part; 5901. a rotating rod; 5902. a liquid receiving disc; 60. a conversion member; 6001. converting the nut; 61. a drive section; 6101. a connecting plate; 6102. a drive plate; 62. a spring; 63. an upper sliding seat; 6301. a limiting plate; 6302. a slide rail; 64. connecting blocks; 65. a lower sliding seat; 66. locking a nut; 67. a lead screw; 68. a lead screw nut; 69. lifting a basket; 70. a basket body; 71. a magnetic induction member; 7101. a magnet; 7102. a plastic body; 72. a magnetic sensor; 73. separating ribs; 74. a flow sensor; 75. a liquid supply member; 76. and (4) embedding boxes.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are connected to each other without a connection relationship by an intermediate structure, and are connected to each other only by the connection structure to form a whole. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present invention, as shown in fig. 1 to 15, there is provided an automatic tissue dehydrating machine for rapid pathology, comprising a frame 38, and a fixed cylinder 1, a treatment cylinder 2, and a wax immersion cylinder 3 which are arranged on the frame 38 at intervals along a horizontal first direction, wherein the frame 38 is provided with a cylinder cover 39 which can be opened and closed on the fixed cylinder, the treatment cylinder 2, and the wax immersion cylinder 3, respectively, the dehydrating machine further comprises: the travelling mechanism comprises a driving part 61 and a connecting part 58 arranged on the driving part 61, the connecting part 58 is connected with the lifting basket 69, and the driving part 61 drives the connecting part 58 to transfer among the fixing cylinder 1, the treatment cylinder 2 and the wax dipping cylinder 3; the liquid receiving piece 59 comprises a driving piece connected with the traveling mechanism and a liquid receiving disc 5902 connected with the driving piece, the driving piece drives the liquid receiving disc 5902 to move between a liquid receiving position and an avoiding position, when the liquid receiving disc 5902 is in the liquid receiving position, the projection of the liquid receiving disc 5902 and the connecting portion 58 in the vertical direction is overlapped, so that the liquid receiving disc 5902 can receive liquid drops of the basket body 70, and when the liquid receiving disc 5902 is in the avoiding position, the projection of the liquid receiving disc 5902 and the connecting portion 58 in the vertical direction is deviated, so that the connecting portion 58 can drive the lifting basket 69 to vertically pass through at the height of the liquid receiving disc 5902; the liquid supply mechanism comprises a waste liquid temporary storage tank 4, a tissue reagent temporary storage tank 5, an air source assembly, 8 pipelines of an air source connecting pipe, a first liquid pipeline, a liquid supply pipeline, a waste liquid pipeline and 25 pipelines of an air exhaust pipe, wherein the air source assembly is respectively connected with the waste liquid temporary storage tank 4 and the tissue reagent temporary storage tank 5 through the 8 pipelines of the air source connecting pipe, the waste liquid temporary storage tank 4 is respectively communicated with the fixed cylinder 1, the treatment cylinder 2 and the wax dipping cylinder 3 through the waste liquid pipeline, the tissue reagent temporary storage tank 5 is communicated with the treatment cylinder 2 through the liquid supply pipeline, the 25 pipelines of the air exhaust pipe are communicated with the wax dipping cylinder 3 and the air source assembly, and the first liquid pipeline is respectively connected with the waste liquid temporary storage tank 4 and the tissue reagent temporary storage tank 5.

When the dehydrator is used, a lifting basket 69 with an embedding box 76 is placed in a fixed cylinder 1 for fixing, then a connecting part 58 of a travelling mechanism is connected with the lifting basket 69, the lifting basket 69 is vertically lifted by the fixed cylinder 1, then a driving part drives a liquid receiving disc 5902 to rotate to a liquid receiving position, so that the liquid receiving disc 5902 is located at the lower side of the lifting basket 69, the travelling mechanism moves the lifting basket 69 to the upper side of a reagent processing cylinder 2, the liquid receiving disc 5902 can receive liquid dripped by the lifting basket 69 in the process, the driving part drives the liquid receiving disc 5902 to rotate to an avoiding position, a driving part 61 lowers the lifting basket 69 to the processing cylinder 2, after the connecting part 58 is separated from the lifting basket 69, the driving part moves to the connecting part to leave the processing cylinder, and a cylinder cover 39 seals the processing cylinder 2 for reagent processing. After the reagent treatment, the travelling mechanism transfers the basket 69 to the wax dipping cylinder 3 for wax dipping treatment, and the liquid receiving disc 5902 receives liquid dropped from the basket 69 in the transferring process. The dehydration process of the cassette 76 can be automatically completed.

When the waste liquid that needs will handle jar 2 is discharged, take out the negative pressure with waste liquid temporary storage box 4 through the air supply subassembly, can discharge the waste liquid through the waste liquid pipeline, when needs supply reagent to handle jar 2, the air supply subassembly passes through 8 ways of air supply connecting pipe and lets in high-pressure gas to organize reagent temporary storage box 5 to supply tissue reagent to handle jar 2. When the wax dipping treatment is carried out in the wax dipping cylinder 3, the air source assembly vacuumizes the wax dipping cylinder 3 through the 25-path air exhaust pipe.

It will thus be seen that the extractor of the present invention is capable of automatically moving the basket 69 between the cylinders and also prevents dripping during transfer of the basket 69 by the liquid receiving members 59. The waste liquid can be automatically discharged and the reagent can be supplemented through the air source assembly, so that the use is more convenient.

More specifically, the air source assembly comprises an air pump 6 and a reversing assembly connected with the air pump 6, the reversing assembly is provided with a first connecting end 7, and the first connecting end 7 can provide positive pressure or negative pressure; the gas source connecting pipe 8 comprises a gas source connecting pipe 8, a first electromagnetic valve 9 and a second electromagnetic valve 10, the gas source connecting pipe 8 is connected with the first connecting end 7, the waste liquid temporary storage box 4 and the tissue reagent temporary storage box 5, the first electromagnetic valve 9 can be switched on and off the waste liquid temporary storage box 4, and the second electromagnetic valve 10 can be switched on and off the tissue reagent temporary storage box 5; the first liquid pipeline comprises a drain pipe 11 connected with the waste liquid temporary storage tank 4, a supplement pipe 12 connected with the tissue reagent temporary storage tank 5, a connecting pipe 13 and an electromagnetic valve 14, wherein the electromagnetic valve 14 is respectively connected with the drain pipe 11, the supplement pipe 12 and the connecting pipe 13, and the electromagnetic valve 14 can be used for switching on and off the supplement pipe 12 and the connecting pipe 13, and the drain pipe 11 and the connecting pipe 13; the liquid supply pipeline comprises a liquid supply pipe 15, a third electromagnetic valve 16, an air pipe 17 and a fourth electromagnetic valve 18, wherein the liquid supply pipe 15 is connected with the tissue reagent temporary storage box 5 and the treatment cylinder 2, the third electromagnetic valve 16 is arranged on the liquid supply pipe 15, the air pipe 17 is connected with the liquid supply pipe 15 at one side of the third electromagnetic valve 16 far away from the treatment cylinder 2, and the fourth electromagnetic valve 18 is arranged on the air pipe 17; the waste liquid pipeline comprises a first waste liquid pipe 19, a fifth electromagnetic valve 20, a second waste liquid pipe 21, a sixth electromagnetic valve 22, a third waste liquid pipe 23 and a seventh electromagnetic valve 24, the first waste liquid pipe 19 is connected with the treatment cylinder 2 and the waste liquid temporary storage tank 4, the fifth electromagnetic valve 20 is arranged on the first waste liquid pipe 19, the second waste liquid pipe 21 is connected with the fixed cylinder 1, the sixth electromagnetic valve 22 is arranged on the second waste liquid pipe 21, the third waste liquid pipe 23 is connected with the wax dipping cylinder 3, and the seventh electromagnetic valve 24 is arranged on the third waste liquid pipe 23; the air exhaust pipe 25 comprises an air exhaust pipe 25 and an eighth electromagnetic valve 26, the air exhaust pipe 25 is connected with the first connecting end 7 and the wax dipping cylinder 3, and the eighth electromagnetic valve 26 is arranged on the air exhaust pipe 25.

Specifically, after the embedding cassette 76 is fixed in the fixing cylinder 1, the air pump 6 provides positive pressure to the first connection end 7, the second electromagnetic valve 10 and the third electromagnetic valve 16 are opened, and the air source connection pipe 8 introduces high-pressure air into the tissue reagent temporary storage box 5 to press the tissue reagent in the tissue reagent temporary storage box 5 into the processing cylinder 2.

When the tissue supplementing reagent in the treatment cylinder 2 reaches a set amount, the third electromagnetic valve 16 is closed, the air pump 6 provides negative pressure to the first connecting end 7 through the reversing component, the fourth electromagnetic valve 18 opens the vent pipe 17, the tissue reagent remained in the liquid supply pipe 15 can be backflushed back to the tissue reagent temporary storage box 5, and after the backflushing is carried out for a period of time, the second electromagnetic valve 10 and the fourth electromagnetic valve 18 are closed, so that the amount of the tissue reagent remained in the liquid supply pipe 15 can be reduced, the tissue reagent can be saved, and the condition that the quality of the tissue reagent in the treatment cylinder 2 is influenced by the partial deterioration of the reagent remained in the liquid supply pipe 15 can be prevented;

after the treatment of the embedding box 76 in the treatment tank 2 is finished, the embedding box is transferred to the wax dipping tank 3, when the tissue reagent in the treatment tank 2 needs to be discharged, the fifth electromagnetic valve 20 and the first electromagnetic valve 9 are opened, the air pump 6 provides negative pressure to the first connecting end 7 through the reversing component, and the air source connecting pipe 8 provides negative pressure to the waste liquid temporary storage box 4 so as to suck the tissue reagent in the treatment tank 2 back to the waste liquid temporary storage box 4;

when the wax dipping treatment is carried out in the wax dipping cylinder 3, the air pump 6 supplies negative pressure to the first connecting end 7 through the reversing assembly, and the eighth electromagnetic valve 26 is opened, so that the negative pressure treatment can be carried out in the wax dipping cylinder 3;

when tissue reagent needs to be supplemented into the tissue reagent temporary storage box 5, an external reagent barrel can be connected to the connecting pipe 13, the electromagnetic valve 14 opens the communication between the connecting pipe 13 and the supplementing pipe 12, the air pump 6 provides negative pressure to the first connecting end 7 through the reversing assembly, the air source connecting pipe 8 provides negative pressure to the tissue reagent temporary storage box 5 so as to suck the tissue reagent in the reagent barrel to the tissue reagent temporary storage box 5, after the tissue reagent is supplemented, the electromagnetic valve 14 is closed, the electromagnetic valve 10 is closed at the same time, and the air pump does not provide negative pressure any more;

after the reagent barrel is empty, the air pump 6 firstly provides positive pressure to the first connecting end 7, the electromagnetic valve 14 opens the communication between the connecting pipe 13 and the liquid discharge pipe 11, and the first electromagnetic valve 9 opens to supply positive pressure to the waste liquid temporary storage box 4, so that the waste liquid in the waste liquid temporary storage box 4 is discharged to the empty barrel.

When it is necessary to discharge the treatment liquid in the fixed cylinder 1, the sixth electromagnetic valve 22 may be opened to discharge the treatment liquid in the fixed cylinder 1 through the second waste liquid pipe 21. When the reagent needs to be replenished into the fixed cylinder 1, the reagent needs to be replenished directly into the fixed cylinder 1.

When the paraffin in the molten state in the wax dipping cylinder 3 needs to be discharged, the seventh electromagnetic valve 24 is opened to discharge the paraffin in the wax dipping cylinder 3 through the third waste liquid discharge pipe 23.

Therefore, the pneumatic power is provided by the air source assembly, the reagent supplement and the waste liquid discharge of the whole system can be realized by the cooperation of the electromagnetic valves, and the tissue reagent remained in the liquid supply pipe 15 can be cleaned through the vent pipe 17, so that the use is more convenient.

The control system further comprises an exhaust gas treatment cabin 27, wherein the exhaust gas treatment cabin 27 is connected with the vent pipe 17, and the exhaust gas treatment cabin 27 is also communicated with the fixed cylinder 1, the treatment cylinder 2 and the wax dipping cylinder 3; the air pump 6 has an inlet port 601 and an outlet port 602, and the reversing assembly includes: a first two-position three-way valve 28, one port of which is communicated with the air inlet end of the air pump 6, the other port of which is communicated with the outside atmosphere, and the other port of which is a first connecting end 7; a second two-position three-way valve 29, one of which is communicated with the air outlet port 602 of the air pump 6, the other of which forms a second connection end 31 communicated with the exhaust gas treatment cabin 27, and the other of which is a third connection port; a third electromagnetic valve element 30, where the third electromagnetic valve element 30 has a fourth connection port and a fifth connection port, the fourth connection port is communicated with the first connection port 7 and the third connection port, and the fifth connection port forms the first connection port 7.

By providing the waste gas treatment chamber 27, when the tissue reagent remaining in the liquid supply tube 15 is drawn back into the tissue reagent storage tank 5, the air in the air tube 17 is treated in advance by the waste gas treatment chamber 27, and the cleanliness of the tissue reagent storage tank 5 can be maintained. The exhaust gas treatment chamber 27 is connected to the fixed cylinder 1, the treatment cylinder 2, and the wax dipping cylinder 3, and as shown in fig. 1, exhaust gas generated when each cylinder is supplied with liquid can be treated by the exhaust gas treatment chamber 27 and discharged, and the air quality of the environment in which the dehydrator is located can be improved. The exhaust gas treatment chamber 27 may be an existing exhaust gas treatment chamber 27 with a ventilation fan.

As shown in fig. 1, when the first connection end 7 is required to provide positive pressure, the first two-position three-way valve 28 communicates the atmosphere to the air inlet end of the air pump 6, the second two-position three-way solenoid valve communicates with the third connection port through the air outlet port 602 of the air pump 6, and the fourth connection port of the third solenoid valve 30 communicates the third connection port with the fifth connection port, so as to provide positive pressure to the first connection end 7. When the first connection end 7 is required to provide negative pressure, the fifth connection port of the third electromagnetic valve element 30 is communicated with the third connection port of the first two-position three-way valve 28 through the fourth connection port, the second port of the first two-position three-way valve 28 is communicated with the air inlet port 601 of the air pump 6, and the second two-position three-way valve 29 is used for communicating the air outlet port 602 of the air pump 6 to the second connection end 31 and communicated with the waste gas treatment cabin 27. By discharging the gas sucked out from the gas source module to the exhaust gas treatment chamber 27, the sucked gas can be purified, and the internal environment can be further improved. When the positive pressure or the negative pressure is not required to be provided to the first connection end 7, the first two-position three-way valve 28 connects the atmosphere to the air inlet end of the air pump 6, the second two-position three-way solenoid valve connects to the second connection end 31 through the air outlet port 602 of the air pump 6, and the third solenoid valve 30 is closed. When the electromagnetic valve of the air source connecting pipe 8, the electromagnetic valve of the first liquid pipeline, the electromagnetic valve of the liquid supply pipeline, the electromagnetic valve of the waste liquid pipeline and the electromagnetic valve of the air exhaust pipe 25 are switched in a short time, the air pump 6 does not need to be stopped, so that the air pump 6 does not need to be frequently started and stopped in a short time. The reversing assembly can conveniently realize the switching of air suction and air exhaust by connecting and combining the three electromagnetic valve components 14, can also ensure that the air pump 6 is not closed to realize the no-load of the first connecting end 7, and is convenient for adjusting and switching the on and off of the electromagnetic valves at other positions.

Further optimization is that the eighth solenoid valve 26 is a two-position three-way solenoid valve, and the exhaust gas chamber is connected with the eighth solenoid valve 26.

Further specifically, the fifth electromagnetic valve 20 is a two-position three-way electromagnetic valve, the fifth electromagnetic valve 20 is disposed on the liquid supply pipe 15, the connection position of the vent pipe 17 faces one side of the tissue reagent temporary storage box 5, and the fifth electromagnetic valve 20 is communicated with the liquid supply pipe 15. As shown in fig. 1, the first waste liquid pipe 19 can be connected to the treatment tank 2 by a single liquid supply pipe 15, so that the liquid connection structure of the treatment tank 2 is simplified, and the connection between the liquid supply pipe 15 and the first waste liquid pipe 19 and the treatment tank 2 can be realized by a fifth electromagnetic valve 20, so that only one of the liquid supply pipe 15 and the first waste liquid pipe 19 can be connected to the treatment tank 2.

In the embodiment shown in fig. 1, the further optimization is that the control system further includes a temporary storage cylinder 32, the temporary storage cylinder 32 is communicated with the third waste liquid pipe 23 through a communication pipe 33, and the communication pipe 33 is provided with a ninth electromagnetic valve 34. As shown in fig. 1, by providing the temporary storage cylinder 32 and the third waste liquid pipe 23, paraffin can be put into the temporary storage cylinder 32, paraffin is melted by heating the temporary storage cylinder 32, and the embedding box 76 in which paraffin immersion is completed can be put into the temporary storage cylinder 32 for temporary storage. When the paraffin amount in the waxing cylinder 3 is small, the ninth electromagnetic valve 34 is opened and the seventh electromagnetic valve 24 is closed, so that the waxing cylinder 3 and the temporary storage cylinder 32 form a communicating vessel, and the paraffin can be melted in the waxing cylinder 3.

A further optimization of the embodiment of the invention is that there are at least two treatment cylinders 2, and each treatment cylinder 2 is connected to the supply line 15 by a respective third solenoid valve 16. As shown in the figure, by providing a plurality of treatment cylinders 2, the cassette 76 can be treated in different treatment cylinders 2, for example, as shown in the figure, V2 and V3 are divided into small tissue reagent treatment cylinders, and V4 and V5 are provided as large tissue reagent treatment cylinders, and different tissues can be treated. For small tissue reagent treatment, the cassette 76 may be placed into V2 for initial processing and the cassette 76 placed into V3 for further processing.

The further optimization is that the tissue reagent temporary storage boxes 5 are provided with at least two, and the two tissue reagent temporary storage boxes 5 are connected in parallel to the liquid supply pipe 15. As shown in the figure, each tissue reagent storage tank 5 is connected to a liquid supply tube 15, a gas source connecting tube 8, and a replenishment tube 12. Electromagnetic valves are provided between the tissue reagent storage containers 5 and the liquid supply tubes 15.

The further optimization is that an overflow bottle 35 and a condensing chamber 36 are arranged between the waste gas treatment cabin 27 and the fixed cylinder 1, the treatment cylinder 2 and the wax dipping cylinder 3. In the illustrated embodiment, more specifically, the fixed cylinder 1 and the treatment cylinder 2 are communicated with the exhaust gas treatment chamber 27 through the same air pipe, an overflow bottle 35 and a condensation chamber 36 are provided on the air pipe, the overflow bottle 35 and the condensation chamber 36 are provided on the air source connection pipe 8, and the overflow bottle 35 and the condensation chamber 36 are provided on the suction pipe 25.

The further optimization is that the waste liquid temporary storage tank 4, the tissue reagent temporary storage tank 5, the treatment cylinder 2 and the wax immersion cylinder 3 are respectively provided with a liquid level sensor 37. Through setting up level sensor 37, can monitor the liquid level to when being connected to each solenoid valve, air pump 6, level sensor 37 on the dedicated treater, can implement the liquid volume of monitoring each jar, each case, so that in time supply new liquid or discharge waste liquid.

More specifically, the cylinder cover 39 is hinged to the frame 38, the cylinder cover 39 rotates between a closed position and an open position, and the dehydration engine further comprises:

the gear shifting assembly comprises a driving wheel 40 and a driving wheel 41 in transmission connection with the driving wheel 40, the driving wheel 41 is coaxially connected with the cylinder cover 39, the transmission ratio of the driving wheel 40 to the driving wheel 41 is larger than that of the driving wheel 40, when the driving wheel 40 rotates in a first direction, the driving wheel 41 applies a moment for rotating the cylinder cover 39 to an open position, and when the driving wheel 40 rotates in a second direction, the driving wheel 41 applies a moment for rotating the cylinder cover 39 to a closed position; and the motor 42 is connected with the driving wheel 40.

When the opening and closing device for the cylinder cover 39 is used, when the cylinder cover 39 needs to be opened, the motor 42 rotates to drive the driving wheel 40 to rotate around the first direction, and the driving wheel 40 rotates through the speed changing assembly to drive the driving wheel 41 to rotate so as to drive the cylinder cover 39 to be opened; when the cylinder cover 39 needs to be closed, the motor 42 is only required to rotate reversely to put down the cylinder cover 39.

In the opening and closing device of the present invention, the driving wheel 41 of the speed changing assembly is coaxially connected with the cylinder cover 39, the driving wheel 41 does not occupy the space on the upper side of the processing cylinder 2, and the driving wheel 41 occupies a smaller space on the upper side of the processing cylinder 2 when rotating, so that the passage of other structural components of the dehydrator on the upper side of the processing cylinder 2 is not affected, for example, a manipulator driving the basket 69 to move needs to move between the processing cylinders 2. Moreover, because the speed changing component is arranged, the transmission ratio of the driving wheel 40 and the driving wheel 41 is larger than 1, the motor 42 can rotate and lift the cylinder cover 39 with larger weight by applying smaller moment, the requirement on the performance of the motor 42 is reduced, and the cylinder cover 39 with heavier weight can be adopted, so that when the cylinder cover 39 closes the treatment cylinder 2, the cylinder cover 39 can have better closing effect under the action of the gravity of the cylinder cover.

Further, the driving wheel 41 is wound with a first connecting rope 43 and a second connecting rope 44, the first connecting rope 43 and the second connecting rope 44 are respectively in transmission connection with the driving wheel 40, the driving wheel 40 drives the driving wheel 41 to rotate to the open position through the first connecting rope 43 when rotating around the first direction, and the driving wheel 40 drives the driving wheel 41 to rotate to the closed position through the second connecting rope 44 when rotating around the second direction.

As shown in fig. 5, 6 and 7, the first connecting rope 43 and the second connecting rope 44 are respectively wound out from the upper side and the lower side of the driving wheel 41, as shown in fig. 7, so that the driving wheel 41 can be pulled to rotate by the first connecting rope 43 when the motor 42 rotates to drive the cylinder cover 39 to open, and when the motor 42 rotates in the reverse direction, the cylinder cover 39 can be pulled by the second connecting rope 44 to apply a downward force to the cylinder cover 39, especially after the cylinder cover 39 has been contacted with the treatment cylinder 2, the driving wheel 41 can be continuously pulled by tensioning by the second connecting rope 44, so that the driving wheel 41 can apply a downward rotating moment to the cylinder cover 39, and further, the compression sealing effect between the cylinder cover 39 and the treatment cylinder 2 can be ensured. Through having adopted the form that connects rope 55 to drive wheel 41, cylinder cap 39 and treatment rod contact the back, when connecting rope 44 through the second and driving drive wheel 41, cylinder cap 39 rotates to the closed position, the tensioning of second connection rope 44 compresses tightly cylinder cap 39 when handling jar 2, and the tensile strength of second connection rope 44 is great not fragile, relatively adopts under the condition of rigid part drive moment, and the second is connected rope 44 and is difficult yielding, damage, uses more stability.

Further, the speed change assembly further includes a speed change wheel 45, the speed change wheel 45 includes an input wheel portion 4501 and an output wheel portion 4502, the wheel diameter of the input wheel portion 4501 is greater than the wheel diameter of the output wheel portion 4502, the input wheel portion 4501 is in transmission connection with the driving wheel 40, and the output wheel portion 4502 is in transmission connection with the first connecting rope 43 and the second connecting rope 44.

As shown in fig. 6, two shift wheels 45 are provided, the input wheel portion 4501 of the upper shift wheel 45 is connected to the drive wheel 40 via two connecting ropes 55, the output wheel portion 4502 of the upper shift wheel 45 is connected to the input wheel portion 4501 of the lower shift wheel 45 via two connecting ropes 55, and the output wheel portion 4502 of the lower shift wheel 45 is connected to the first connecting rope 43 and the second connecting rope 44, so that the power demand on the motor 42 can be further reduced by the cooperation between the two shift wheels 45 as shown in fig. 6, which greatly improves the transmission ratio between the drive wheel 40 and the drive wheel 41.

Of course, with regard to the arrangement of the flywheel 45, only one flywheel 45 may be provided.

It can be easily seen from the embodiment shown in fig. 1 that the motor 42 drives the driving wheel 40, the speed change wheel 45 and the driving wheel 41, and the low-power motor 42 can be used to drive the driving wheel 41 to control the opening and closing of the cylinder cover 39 at the hinged position of the cylinder cover 39 and the frame 38, so as to reduce the requirement on the motor 42.

Compare in the cylinder cap 39 starting and closing mechanism's that adopts other forms advantage then comparatively obvious, for example, electric putter is connected with cylinder cap 39, if the power arm ratio of turning between electric putter and the cylinder cap 39 is great, then electric putter needs great stroke could open cylinder cap 39 to equipment requirement position, then electric putter occupies the space in the hydroextractor great, be difficult for arranging electric putter, if turn down the power arm between electric putter and the cylinder cap 39, then it is higher to electric putter's power requirement, and electric putter's size is great, the mounted position is difficult for adjusting.

In the embodiment shown in fig. 1, it is further preferred that the frame 38 is provided with a tension wheel 46 at the second connecting rope 44. As shown in fig. 6, the second connecting rope 44 can be kept in a tensioned state, so that the driving wheel 41 does not idle when the cylinder cover 39 is opened or closed, and the torque transmitted by the second connecting rope 44 is faster accordingly. As shown in fig. 6, the tension wheel 46 includes a swing arm rotatably connected to the mounting plate 47, a wheel body disposed on the swing arm, and an adjusting seat disposed on one side of the swing arm, wherein the adjusting seat is provided with a tension bolt, and tension is achieved by adjusting the abutting of the tension bolt and the swing arm. Wherein a tension wheel 46 is also arranged between the two speed change wheels 45.

In the embodiment shown in fig. 5, more specifically, the frame 38 includes a vertically disposed mounting plate 47, and the flywheel 45 is mounted on the mounting plate 47; one of the motor 42 or the mounting plate 47 is provided with a vertically extending kidney-shaped hole, the other is provided with a connecting piece penetrating through the kidney-shaped hole, the mounting plate 47 is provided with an adjusting block 48 at one side of the motor 42 facing the shifting wheel 45, and the adjusting block 48 is screwed with an adjusting bolt 49 abutted against the motor 42. As shown in fig. 6, the vertical mounting plate 47 is provided, and the mounting plate 47 is provided on the rear side of the processing cylinder 2, so that the space of the dehydrator on the rear side of the processing cylinder 2 can be used as shown in fig. 5, and the space on the upper side of the processing cylinder 2 is not occupied. Wherein, the motor 42 is provided with a motor 42 seat, a vertically extending waist-shaped hole is arranged on the motor 42 seat, and the connecting piece is arranged into a bolt. Can be when installing each trading fast wheel 45, connect first connecting rope 43, the second is connected rope 44 and is connected behind downside trading fast wheel 45, through rotating downside trading fast wheel 45, the mode of adjustment tight pulley 46 is to first connecting rope 43 and the tensioning of second connecting rope 44, when installing upside trading fast wheel 45, through rotating upside trading fast wheel 45, the form of corresponding position department take-up pulley is with connecting rope 55 tensioning between two trading fast wheels 45, when installation action wheel 40, can be connected the back with the connecting rope 55 between action wheel 40 and the upside trading fast wheel 45, upward movement motor 42, rope 55 is connected in the tensioning, can make each connecting rope 55 department of whole trading fast subassembly all realize the tensioning from this. After the position of the motor 42 is adjusted, the motor 42 is prevented from loosening downwards by abutting an adjusting bolt 49 on an adjusting block 48 with the base of the motor 42.

Of course, a kidney-shaped hole may be provided on the mounting plate 47, and the connecting member is a stud provided on the base of the motor 42.

In the embodiment shown in fig. 6, it is further optimized that the opening and closing device further includes a counterweight block 50, the counterweight block 50 is connected to the shift speed assembly through a counterweight rope, and the counterweight block 50 drives the driving wheel 41 through the counterweight rope to apply a torque to the cylinder head 39, wherein the torque is rotated toward the open position. By providing the counterweight 50, a part of the upward rotation torque of the cylinder cover 39 can be provided by the gravity of the counterweight 50 when the cylinder cover 39 is opened, so as to further reduce the requirement on the power of the motor 42.

As shown in fig. 6, a vertical slide rail 6302 is disposed on the mounting plate 47, the counterweight block 50 is slidably disposed on the slide rail 6302, a traction rope is led out from the top of the counterweight block 50, and the traction rope is led into the input wheel portion 4501 of the flywheel 45 after being reversed by the guide wheel.

Further optimize and lie in, frame 38 is equipped with locating piece 51, cylinder cap 39 includes cylinder cap body 3901 and linking arm 3902, linking arm 3902 with frame 38 is articulated, when cylinder cap 39 rotates to the open position, linking arm 3902 with locating piece 51 butt. By providing the positioning block 51, the opening position of the cylinder head 39 can be adjusted to prevent the cylinder head 39 from rotating too much when opened.

The positioning block 51 and/or the connecting arm 3902 are further preferably provided with a vibration reduction portion, and when the cylinder cover 39 is in the open position, the connecting arm 3902 abuts against the positioning block 51 through the vibration reduction portion. By providing the vibration damping portion, vibration and noise generated when the cylinder head 39 is opened and the frame 38 is in contact with each other can be reduced, and specifically, a rubber vibration damping layer can be provided on the front side of the positioning block 51.

Further preferably, an abutment screw 52 abutting against the positioning block 51 is screwed to the connection arm 3902. Whereby the degree to which the cylinder head 39 is opened can be adjusted.

The further optimization is that the frame 38 is provided with a monitoring switch 53, the cylinder cover 39 is provided with a triggering part 54, and when the cylinder cover 39 rotates to an opening position, the triggering part 54 triggers the monitoring switch 53; the triggering portion 54 is provided with a waist-shaped hole, and the opening and closing device comprises a fastening screw which penetrates through the waist-shaped hole and is connected with the cylinder cover 39. As shown in fig. 6, the monitor switch 53 is a photoelectric switch, and the trigger portion 54 is a shutter, so that when the cylinder cover 39 is rotated to the open position, the shutter triggers the photoelectric switch, and the photoelectric switch can send a signal to the processor of the dehydrator to control the motor 42, or the photoelectric switch directly controls the motor 42 to be turned off. As shown in fig. 8, the position of the blocking piece can be set by the waist-shaped hole, and the angle of the cylinder cover 39 when the trigger 54 triggers the monitoring switch 53 can be adjusted.

Further, the driving part 61 includes a slider 56 moving in the first direction, a lifting member 57 vertically slidably disposed on the slider 56, the connecting part 58 is disposed on the lifting member 57, and the dehydrator further includes: the liquid receiving part 59 comprises a rotating rod 5901 which is rotatably arranged on the sliding block 56, and the liquid receiving disc 5902 is arranged on the rotating rod 5901; a converter 60 provided to the rotary bar 5901; the driving part 61 is disposed on the lifting member 57, and when the lifting member 57 moves upward to a set position, the driving part 61 pushes the converting member 60, so that the converting member 60 drives the rotating rod 5901 to rotate from the avoiding position to the liquid receiving position; and the resetting piece is arranged on the conversion piece 60 and/or the liquid receiving piece 59 and provides a force for rotating the liquid receiving piece 59 from the liquid receiving position to the avoiding position.

When the basket 69 needs to be transferred from one processing cylinder 2 to other processing cylinders 2, the liquid receiving device can be connected with the basket 69 through the connecting part 58 of the lifting piece 57, the liquid receiving piece 59 is in the avoiding position at the moment, the basket 69 is lifted upwards, when the basket 69 moves upwards to the set position, the lower edge of the basket 69 is positioned on the upper side of the liquid receiving disc 5902, the driving part 61 of the lifting piece 57 pushes the conversion piece 60, so that the conversion piece 60 drives the liquid receiving piece 59 to rotate from the avoiding position to the liquid receiving position, namely, the liquid receiving disc 5902 rotates to the lower side of the basket 69, the liquid receiving disc 5902 can receive liquid dropped from the basket 69, at the moment, the sliding block 56 can be driven to move to the upper side of the other processing cylinder 2 along the first direction through the traveling mechanism, at the moment, the lifting piece 57 can move downwards to separate the conversion piece 60 from the driving part 61, the force of the liquid receiving piece 59 rotating from the liquid receiving position to the avoiding position is provided by the resetting piece, at this point, the lift 57 can continue to move downward and the basket 69 can be placed into the treatment cylinder 2 at the corresponding location.

Therefore, in the present invention, the liquid receiver 59 is rotatably provided in the slider 56, and the liquid receiver 59 is moved in the first direction together with the lift 57, so that the liquid in the basket 69 is prevented from dropping to the outside of the treatment cylinders 2 when the basket 69 is transferred between the treatment cylinders 2.

Moreover, by providing the reset member, when the driving portion 61 is not in contact with the switching member 60, the liquid receiving member 59 can be ensured to be located at the avoiding position, and the interference of the movement between the liquid receiving tray 5902 and the connecting portion 58 and the basket 69 can be prevented; when basket 69 is transferred to needs, after separating between drive division 61 and converting part 60, the piece that resets can drive and connect liquid piece 59 to rotate to dodging the position, need not to set up electrical property monitoring part, executive component, and circuit connection is simpler, and mechanical type's structure that resets uses more stability moreover.

In the invention, when the lifting piece 57 rises to the set position, the driving part 61 pushes the conversion piece 60 to drive the liquid receiving piece 59 to rotate, and a mechanical structure is adopted to drive the liquid receiving piece 59 to rotate from the avoiding position to the liquid receiving position, so that the circuit connection structure is simplified, and the use is more stable. The driving part 61 pushes the conversion part 60 to drive the liquid receiving part 59 to rotate, the vertical lifting force of the lifting part 57 can be converted into the rotating force for driving the liquid receiving part 59, a rotating power source is not required to be applied to the liquid receiving part 59, and the mechanism is further simplified. In addition, by setting the relative positions of the driving part 61 and the conversion part 60, the set position can be set as the position that the basket 69 moves to the upper side of the plane of the liquid receiving tray 5902, so that the driving part 61 can push the conversion part 60 after the basket 69 moves to the upper side of the liquid receiving tray 5902, and the interference between the rotation of the liquid receiving part 59 and the lifting of the basket 69 can be prevented.

Further, the rotating rod 5901 forms a driving section with an external thread, the converting element 60 includes a converting nut 6001 sleeved on the driving section, and the converting nut 6001 is connected with the sliding block 56 in a vertical sliding manner. As shown in the figure, the conversion nut 6001 is vertically and slidably connected to the slider 56, and when the driving portion 61 moves upward to abut against the conversion nut 6001, the conversion nut 6001 is pushed upward, and the conversion nut 6001 can drive the rotation rod 5901 to rotate, so that the liquid receiving plate 5902 rotates from the avoiding position to the liquid receiving position. The mode that conversion nut 6001 drives rotating rod 5901 to rotate has been adopted, and conversion nut 6001 is more definite at vertical shift position more easily to make the more easily confirmed of the rotational position of connecing liquid dish 5902, guarantee easily that to connect liquid dish 5902 pivoted position accuracy, thereby can guarantee that connecing that liquid dish 5902 can be stable be located and connect liquid position, dodge the position.

Further, the piece that resets is for setting up in the spring 62 of conversion nut 6001 upside, slider 56 is equipped with the limiting plate 6301 of spring 62 upper end butt. As shown in the figure, when the driving portion 61 does not abut against the conversion nut 6001, the spring 62 pushes the conversion nut 6001 downward, so that the liquid receiving tray 5902 can be stably held at the escape position, and when the driving portion 61 moves upward and pushes the conversion nut 6001, the conversion nut 6001 overcomes the elastic force of the spring 62 and rotates the rotary rod 5901.

Moreover, in the embodiment shown in the figure, the conversion part 60 is arranged on the upper side of the liquid receiving disc 5902, and only the liquid receiving disc 5902 needs to be arranged at the position of the liquid receiving part 59, so that the structure at the position of the liquid receiving disc 5902 is simple, the whole size is small, the structural part at the position of the sliding block 56 is more favorably optimized, the space occupied by the structural part arranged at the position of the sliding block 56 along the first direction is reduced, and the internal structure of the dehydrator is favorably optimized. Moreover, the structure of the liquid receiving disc 5902 is simple, the whole size is small, the distance between the liquid receiving disc 5902 and the upper edge of the treatment cylinder 2 in the vertical direction can be shortened, the requirement on the lifting height of the basket 69 is lowered, and the arrangement of a dewaterer is further optimized.

For the arrangement of the conversion nut 6001, more specifically, the sliding block 56 is provided with an upper sliding seat 63, the upper sliding seat 63 is provided with the limiting plate 6301, and the rotating rod 5901 is rotatably connected with the limiting plate 6301; the upper sliding seat 63 is formed with a sliding rail 6302 extending vertically, the liquid receiving device further comprises a connecting block 64 matched with the sliding rail 6302, and the connecting block 64 is connected with the conversion nut 6001.

More specifically, the lower end of the sliding block 56 is further provided with a lower sliding seat 65, and the rotating rod 5901 rotatably penetrates through the lower sliding seat 65 and is connected with the liquid receiving disc 5902.

In the above embodiment, as to the structure form of the driving portion 61, more specifically, the driving portion 61 includes a connecting plate 6101 connected to the slider 56 through a screw, an end of the connecting plate 6101 extends laterally to form a driving plate 6102, and the driving plate 6102 pushes the converting member 60 when the driving portion 61 moves to the setting position.

As for the connection between the liquid receiving disc 5902 and the rotating rod 5901, in the embodiment shown in fig. 13, further specifically, the liquid receiving disc 5902 has a connection hole through which the rotating rod 5901 passes, and the liquid receiving device further includes a lock nut 66 screwed and fixed with the lower end of the rotating rod 5901. Therefore, the relative angle relationship between the liquid receiving disc 5902 and the rotating rod 5901 can be conveniently adjusted, so that the relative position between the liquid receiving disc 5902 and the connecting part 58 when the liquid receiving disc 5902 is located at a liquid receiving position and an avoiding position can be conveniently adjusted, and the liquid receiving disc 5902 can be conveniently detached so as to conveniently discharge received liquid drops.

It should be noted that the connection between the liquid receiving plate 5902 and the rotating rod 5901 is not limited to the manner of the locking nut 66, and in alternative embodiments, other forms may be adopted, for example, the liquid receiving plate 5902 and the rotating rod 5901 may be connected by welding, or a transversely penetrating insertion hole may be provided at the lower end of the rotating rod 5901, and the liquid receiving plate 5902 may have an insertion block inserted into the insertion hole.

Regarding the structure form of the lifting rope, in the embodiment shown in fig. 10, more specifically, the sliding block 56 is rotatably provided with a lead screw 67, the lifting member 57 includes a lead screw nut 68 engaged with the lead screw 67, the lead screw nut 68 is connected with the connecting portion 58, and the lead screw nut 68 is vertically slidably connected with the sliding block 56. The form of the lifting member 57 is not limited to the form of the lifting structure of the lead screw 67, and in alternative embodiments, the lifting member 57 may also take other forms, for example, the lifting member 57 may take the form of an electric telescopic rod, or a belt lifting mechanism.

In the embodiment shown in fig. 10, the restoring member is a spring 62 disposed on the upper side of the conversion nut 6001, which is not intended to limit the present invention, and may take other forms, for example, in an alternative embodiment, the restoring member is a torsion spring sleeved on the rotating rod 5901, and one end of the torsion spring abuts against the rotating rod 5901 and the other end abuts against the sliding block 56. By providing the torsion spring, the torsion spring is compressed when the rotating rod 5901 rotates from the avoiding position to the liquid receiving position, so that after the driving portion 61 is separated from the converting member 60, the torsion spring drives the liquid receiving member 59 to rotate back to the avoiding position from the liquid receiving position.

Alternatively, the reset element may be a weighting element disposed on the converting element 60, and after the driving element 61 is separated from the converting element 60, the gravity of the weighting element may drive the converting element 60 to move downward to drive the liquid receiving element 59 to rotate from the liquid receiving position to the avoiding position, wherein the weighting element may be a weighting block connected to the converting nut 6001.

For the structure of the converting element 60, the form of the converting nut 6001 shown in the figure is not limited, and other forms can be adopted, for example, in a preferred embodiment, the converting element 60 includes a connecting rope 55 connected to the rotating rod 5901, a converting block connected to the connecting rope 55, the converting block is connected to the sliding block 56 in a sliding manner in the vertical direction, the connecting rope 55 is connected to the converting block after bypassing the rotating rod 5901, the driving portion 61 pushes the converting block when moving upward to the set position, and the converting block drives the connecting rope 55 to pull the rotating rod 5901 to rotate. When the driving part 61 pushes the conversion block upwards, the conversion block pulls the connection rope 55 upwards, the connection rope 55 pulls the rotation rod 5901 to rotate, at this time, the reset piece can adopt a torsion spring coaxial with the rotation rod 5901, or adopt a spring 62 arranged between the liquid receiving disc 5902 and the sliding block 56, and the spring 62 is compressed when the liquid receiving disc 5902 rotates to the liquid receiving position.

In the embodiment shown in the figures, in the structure of the connecting part 58, as shown in the figures, the connecting part 58 is a transversely extending lifting hook, a lifting hole for inserting the lifting hook is arranged on the upper side of the lifting basket 69, and the sliding block 56 can move transversely perpendicular to the first direction, so that when the lifting hook and the lifting hole are at the same height, the lifting hook is inserted into the lifting hole, and the lifting basket 69 can be lifted. This is not intended as a form of connection between the link 58 and the carrier 69, and in alternative embodiments, the link 58 may be a mechanical grip. In the illustrated embodiment, the sliding block 56 includes two parts, one part is a base slidably connected to the transverse slide rail 6302, the other part is an installation part slidably connected to the base along the longitudinal direction, the lifting member 57 is disposed on the installation part, and the installation part and the base are movably connected through a screw 67.

It should be noted that the improvement of the present invention lies in the liquid receiving structure on the sliding block 56, and there is no particular limitation on other structural components of the dewatering machine (such as the traveling mechanism, the liquid supply mechanism for supplying liquid to the processing cylinder 2, the cylinder cover 39 for closing the processing cylinder 2, etc.), and the forms of these other structural components do not affect the implementation of the technical solution of the present invention, and preferably, other structural components of the dewatering machine can be selected from the existing structural components, for example, the traveling mechanism can be a transverse guide rail, and a belt traction mechanism for driving the sliding block 56 to move.

Further, in the embodiment shown in fig. 13, the dehydrator further includes: the lifting basket 69 comprises a basket body 70 with a placing cavity and a magnetic induction piece 71, wherein the placing cavity is suitable for providing a placing space for vertically stacking embedding boxes 76, the magnetic induction piece 71 and the basket body 70 are of a split structure, and the magnetic induction piece 71 can be placed in the placing cavity; the magnetic sensor 72 is arranged on the outer side of the fixed cylinder 1, and when the magnetic induction piece 71 moves to a set position in the processing cavity, the magnetic sensor 72 obtains a trigger signal of the magnetic induction piece 71; and the processor is connected with the travelling mechanism and the magnetic sensor 72 and is suitable for judging the position of the magnetic induction piece 71 in the basket body 70 according to the lifting stroke of the travelling mechanism after acquiring the trigger signal.

When the tissue dehydration device is used, the embedding boxes 76 are vertically stacked in the placing cavity, then the magnetic induction piece 71 is placed on the upper side of the uppermost embedding box 76 in the containing cavity, when the lifting basket 69 is driven by the traveling mechanism to be placed in or taken out of the fixed cylinder 1, when the magnetic induction piece 71 moves to a set position, the magnetic sensor 72 acquires the position information of the magnetic induction piece 71, and at the moment, the processor can judge the relative position of the magnetic induction piece 71 in the basket body 70 according to the stroke of the traveling mechanism, so that the number of the embedding boxes 76 in the basket body 70 can be judged.

For the setting judged by the processor, specifically, the upper limit position and the lower limit position at which the traveling mechanism drives the basket body 70 to ascend and descend may be set as the reference positions, when the connection end of the traveling mechanism connected to the basket body 70 is at the upper limit position, the basket body 70 is fixed at the connection portion 58, the traveling mechanism starts to drive the basket body 70 to move downward, at this time, the processor starts to record the downward movement of the traveling mechanism, and when the magnetic sensing piece 71 moves downward to trigger the magnetic sensor 72, the processor can determine the relative position of the magnetic sensing piece 71 in the basket body 70 according to the recorded descending stroke or descending time of the traveling mechanism, and further determine the number of the corresponding embedding boxes 76. Or, when the basket body 70 is located in the treatment cavity of the fixed cylinder 1, the connecting end of the traveling mechanism is connected with the basket body 70, the traveling mechanism is located at the lower limit position, the processor records the upward movement of the lifter, and when the traveling mechanism drives the basket body 70 to move upward until the magnetic induction piece 71 triggers the magnetic sensor 72, the processor can determine the relative position of the magnetic induction piece 71 in the basket body 70 according to the recorded ascending stroke or descending time of the traveling mechanism, so as to determine the number of the corresponding embedding boxes 76. The processor records the lifting time or stroke of the walking mechanism, establishes a corresponding relation with the relative position of the magnetic induction piece 71 on the basket body 70, and can adopt the existing processor for the part, and only needs to adjust corresponding parameters.

Therefore, the dehydration device can detect the number of the embedding boxes 76 of the basket body 70 by arranging the magnetic sensor 72 at the outer side of the fixed cylinder 1, can automatically detect when the basket body 70 is put in or taken out, and is convenient to use; in addition, the magnetic sensor 72 is arranged at the outer side of the fixed cylinder 1, so that a mechanism for detecting the number of the embedding boxes 76 is not easy to contact with a reagent in the fixed cylinder 1, the use is more stable, the magnetic sensor 72 does not occupy the space at the upper side of the fixed cylinder 1, other structural components above the walking mechanism or the fixed cylinder 1 are not interfered, and the structure at the upper side of the fixed cylinder 1 is simplified.

The processor can adopt the existing single-product processor.

It should be noted that the present invention improves upon the dehydration engine by identifying the number of cassettes 76 placed within the basket body 70, and does not impose any particular limitations on other structural components of the dehydrated tissue (e.g., heating units, sonication units, vacuum pumping units, etc.), which may be selected from existing structural components.

In a preferred embodiment, the magnetic induction member 71 further comprises a magnet 7101.

The further optimization is that the magnetic induction part 71 further comprises a plastic body 7102, and the magnet 7101 is mounted on the inner side of the plastic body 7102. By encapsulating the magnet 7101 within the plastic body 7102, the magnetic sensing component 71 may be easily cleaned and may also provide protection to the magnet 7101.

The further optimization point is that a positioning rib extending vertically is arranged in the placing cavity, when the embedding box 76 is placed in the placing cavity, the outer edge of the embedding box 76 is abutted with the positioning rib in a positioning mode, and the outer edge of the plastic body 7102 is abutted with the positioning rib in a positioning mode. Therefore, the positions of the embedding box 76 and the magnetic induction piece 71 in the basket body 70 can be determined through the positioning ribs, so that the stacking effect of the embedding box 76 in the basket body 70 is ensured, and the detection precision of the magnetic induction piece 71 can be improved. Specifically, only a plurality of rows of embedding boxes 76 can be placed in the basket body 70, and the wall of the placing cavity of the basket body 70 forms a positioning rib. In an alternative embodiment, a plurality of laterally spaced apart positioning ribs may also be provided within the placement chamber to position a plurality of columns of cassettes 76 within the placement chamber.

In the illustrated embodiment, more specifically, a partition rib 73 is provided in the fixing cylinder 1, the partition rib 73 divides the treatment chamber into at least two mounting areas in the transverse direction, and the treatment chamber is suitable for providing a placement space for a single basket body 70 in the mounting areas; the magnetic sensors 72 are respectively arranged at the positions corresponding to the installation areas on the outer side of the fixed cylinder 1. As shown, a plurality of baskets 70 can thus be placed inside the fixing cylinder 1.

In a preferred embodiment, the dehydration device may be configured in a manner of multiple cylinders, and fix the pathological tissue in the fixing cylinder 1 and process the pathological tissue reagent in the processing cylinder 2, and specifically, the dehydration device further includes the processing cylinder 2, a liquid supply pipe 15 connected to the processing cylinder 2, a liquid supply member 75 connected to the liquid supply pipe 15, and a flow sensor 74 disposed in the liquid supply pipe 15, and the processor is respectively connected to the flow sensor 74 and the liquid supply member 75. Thus, when the traveling mechanism raises and lowers the basket body 70 in the fixing cylinder 1, the processor can acquire the number of the embedding boxes 76, and when the basket body 70 is placed in the treatment cylinder 2, the processor can control the amount of the liquid supplied from the liquid supply member 75 to the treatment cylinder 2 based on the number of the embedding boxes 76, and the amount of the liquid supplied to the treatment cylinder 2 can be monitored by the flow sensor 74.

Preferably, the flow sensor 74 is a clamp-on flow sensor 74. By using a clamp-on flow sensor 74, the mounting is facilitated, and the flow sensor 74 is kept stable in use by not contacting the reagent.

The embodiments in the present specification are described in a progressive manner, and portions that are similar to each other in the embodiments are referred to each other, and each embodiment focuses on differences from other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides an automatic tissue hydroextractor for quick pathology which characterized in that includes the frame and sets up in the fixed cylinder of frame, processing jar, the wax dipping jar along horizontally first direction interval, the frame is in fixed cylinder, processing jar, wax dipping jar are equipped with open closed cylinder cap respectively, the hydroextractor still includes:

the travelling mechanism comprises a driving part and a connecting part arranged on the driving part, the connecting part is connected with the lifting basket, and the driving part drives the connecting part to transfer among the fixing cylinder, the treatment cylinder and the wax dipping cylinder;

the liquid receiving part comprises a driving part connected with the travelling mechanism and a liquid receiving disc connected with the driving part, the driving part drives the liquid receiving disc to move between a liquid receiving position and an avoiding position, when the liquid receiving disc is located at the liquid receiving position, the projection of the liquid receiving disc and the projection of the connecting part on the vertical direction are overlapped, so that the liquid receiving disc can receive liquid drops of the basket body, when the liquid receiving disc is located at the avoiding position, the projection of the liquid receiving disc and the projection of the connecting part on the vertical direction deviate, so that the connecting part can drive the lifting basket to vertically pass through at the height position of the liquid receiving disc;

the liquid supply mechanism comprises a waste liquid temporary storage tank, a tissue reagent temporary storage tank, an air source assembly, an air source connecting pipeline, a first liquid pipeline, a liquid supply pipeline, a waste liquid pipeline and an air extraction pipeline, wherein the air source assembly is respectively connected with the waste liquid temporary storage tank and the tissue reagent temporary storage tank through the air source connecting pipeline, the waste liquid temporary storage tank is communicated with the treatment cylinder through the waste liquid pipeline, the tissue reagent temporary storage tank is communicated with the treatment cylinder through the liquid supply pipeline, the air extraction pipeline is communicated with the wax dipping cylinder and the air source assembly, and the first liquid pipeline is respectively connected with the waste liquid temporary storage tank and the tissue reagent temporary storage tank.

2. The automatic tissue dehydrator for rapid pathology of claim 1, wherein the gas source assembly comprises an air pump, a reversing assembly connected to the air pump, the reversing assembly having a first connecting end capable of providing positive or negative pressure;

the gas source connecting pipeline comprises a gas source connecting pipe, a first electromagnetic valve and a second electromagnetic valve, the first connecting end of the gas source connecting pipe, the waste liquid temporary storage box and the tissue reagent temporary storage box are connected, the first electromagnetic valve can be switched on and off the waste liquid temporary storage box, and the second electromagnetic valve can be switched on and off the tissue reagent temporary storage box;

the first liquid pipeline comprises a liquid discharge pipe connected with the waste liquid temporary storage tank, a supplement pipe connected with the tissue reagent temporary storage tank, a connecting pipe and an electromagnetic valve, the electromagnetic valve is respectively connected with the liquid discharge pipe, the supplement pipe and the connecting pipe, and the electromagnetic valve can be used for switching on and off the supplement pipe and the connecting pipe as well as the liquid discharge pipe and the connecting pipe;

the liquid supply pipeline comprises a liquid supply pipe, a third electromagnetic valve, a vent pipe and a fourth electromagnetic valve, the liquid supply pipe is connected with the tissue reagent temporary storage box and the treatment cylinder, the third electromagnetic valve is arranged on the liquid supply pipe, the vent pipe is connected to the side, away from the treatment cylinder, of the liquid supply pipe, and the fourth electromagnetic valve is arranged on the vent pipe;

the waste liquid pipeline comprises a first waste liquid pipe, a fifth electromagnetic valve, a second waste liquid pipe, a sixth electromagnetic valve, a third waste liquid pipe and a seventh electromagnetic valve, the first waste liquid pipe is connected with the treatment cylinder and the waste liquid temporary storage box, the fifth electromagnetic valve is arranged on the first waste liquid pipe, the second waste liquid pipe is connected with the fixed cylinder, the sixth electromagnetic valve is arranged on the second waste liquid pipe, the third waste liquid pipe is connected with the wax dipping cylinder, and the seventh electromagnetic valve is arranged on the third waste liquid pipe;

the air pumping pipeline comprises an air pumping pipe and an eighth electromagnetic valve, the air pumping pipe is connected with the first connecting end and the wax dipping cylinder, and the eighth electromagnetic valve is arranged on the air pumping pipe.

3. The automatic tissue dehydrator for rapid pathology according to claim 2, wherein said control system further comprises an exhaust gas treatment chamber, said exhaust gas treatment chamber is connected to said breather pipe, said exhaust gas treatment chamber is further communicated with said fixed cylinder, said treatment cylinder, said wax immersion cylinder;

the air pump has inlet port and outlet port, the switching-over subassembly includes:

one port of the first two-position three-way valve is communicated with the air inlet end of the air pump, the other port of the first two-position three-way valve is communicated with the outside atmosphere, and the other port of the first two-position three-way valve is a first connecting port;

one port of the second two-position three-way valve is communicated with the air outlet port of the air pump, the other port of the second two-position three-way valve forms a second connecting end communicated with the waste gas treatment cabin, and the other port of the second two-position three-way valve is a third connecting port;

the third electromagnetic valve element is provided with a fourth connecting port and a fifth connecting port, the fourth connecting port is communicated with the first connecting port and the third connecting port, and the fifth connecting port forms the first connecting end.

4. The automatic tissue dehydrator for rapid pathology of claim 1, wherein said cylinder cap is hinged to said frame, said cylinder cap rotating between a closed position and an open position, said dehydrator further comprising:

the speed changing assembly comprises a driving wheel and a driving wheel in transmission connection with the driving wheel, the driving wheel is coaxially connected with the cylinder cover, the transmission ratio of the driving wheel to the driving wheel is greater than 1, the driving wheel applies torque to rotate the cylinder cover to an open position through the driving wheel when rotating in a first direction, and the driving wheel applies torque to rotate the cylinder cover to a closed position through the driving wheel when rotating in a second direction;

and the motor is connected with the driving wheel.

5. The automatic tissue dehydrator for rapid pathology of claim 4, wherein the driving wheel is wound with a first connecting rope and a second connecting rope, the first connecting rope and the second connecting rope are respectively in transmission connection with the driving wheel, the driving wheel drives the driving wheel to rotate towards the open position through the first connecting rope when rotating around the first direction, and the driving wheel drives the driving wheel to rotate towards the closed position through the second connecting rope when rotating around the second direction.

6. The automatic tissue dehydrator for rapid pathology of claim 5, wherein the speed change assembly further comprises a speed change wheel, the speed change wheel comprises an input wheel portion and an output wheel portion, the wheel diameter of the input wheel portion is greater than that of the output wheel portion, the input wheel portion is in transmission connection with the driving wheel, and the output wheel portion is in transmission connection with the first connecting rope and the second connecting rope.

7. The automatic tissue dehydrator for rapid pathology of claim 4, wherein said opening and closing device further comprises a weight block, said weight block is connected to said speed changing assembly through a weight rope, said weight block drives said driving wheel to apply a torque to said cylinder cover to rotate to an open position through said weight rope.

8. The automatic tissue hydroextractor for rapid pathology according to claim 1, wherein said driving portion comprises a slider moving along said first direction, a lifting member vertically slidably arranged on said slider, said connecting portion being arranged on said lifting member, said hydroextractor further comprising:

the liquid receiving piece comprises a rotating rod which is rotatably arranged on the sliding block, and the liquid receiving disc is arranged on the rotating rod;

the conversion piece is arranged on the rotating rod;

the driving part is arranged on the lifting piece, and when the lifting piece moves upwards to a set position, the driving part pushes the conversion piece, so that the conversion piece drives the rotating rod to rotate from an avoiding position to a liquid receiving position;

the reset piece is arranged on the conversion piece and/or the liquid receiving piece, and the reset piece provides force for the liquid receiving piece to rotate from a liquid receiving position to an avoiding position.

9. The automatic tissue dehydrator for rapid pathology of claim 8, wherein said rotating rod forms a driving section with external threads, said converting element comprises a converting nut sleeved on said driving section, said converting nut and said sliding block are connected in a sliding manner along a vertical direction.

10. The automatic tissue dehydrator for rapid pathology of claim 9, wherein the reset element is a spring disposed on the upper side of the conversion nut, and the slider is provided with a limiting plate abutting against the upper end of the spring.

11. The automatic tissue dehydrator for rapid pathology of claim 1, wherein the dehydrator further comprises:

the basket comprises a basket body with a placing cavity and a magnetic induction piece, wherein the placing cavity is suitable for providing a placing space for vertically stacking embedding boxes, the magnetic induction piece and the basket body are of a split structure, and the magnetic induction piece can be placed in the placing cavity;

the magnetic sensor is arranged on the outer side of the fixed cylinder, and when the magnetic induction piece moves to a set position in the treatment cavity, the magnetic sensor obtains a trigger signal of the magnetic induction piece;

and the processor is connected with the travelling mechanism and the magnetic sensor and is suitable for judging the position of the magnetic induction piece in the basket body according to the lifting stroke of the travelling mechanism after acquiring the trigger signal.