CN113273936B

CN113273936B - Cleaning device for pathology department

Info

Publication number: CN113273936B
Application number: CN202110472433.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Changsha Nagano Medical Laboratory Co ltd
Current assignee: Changsha Nagano Medical Laboratory Co ltd
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2022-12-27
Anticipated expiration: 2041-04-29
Also published as: CN113273936A; CN114431776A

Abstract

The invention relates to the technical field of cleaning of pathology departments, in particular to a cleaning device for pathology departments, which comprises a first shell, wherein a rotating pipe is vertically communicated with the top of the first shell, the top end of the rotating pipe is communicated with a second shell, a cylindrical first pump body is rotatably installed in the rotating pipe, the bottom end of the first pump body extends into the first shell, the top end of the first pump body extends to the upper part of the second shell, a plurality of first through holes are formed in the end face of the first pump body at equal intervals, the axes of the first through holes are located on the same circumference, a first piston is slidably installed in the first through holes, through the elastic action of a compression spring on a rack, the rack can be ensured to extend into a floor tile gap, the rack is located above the floor tile combined gap, dust in the floor tile gap can be cleaned when the rack rotates, and dust stains at different positions on the same straight line can be cleaned along with the movement of the first shell.

Description

Cleaning device for pathology department

Technical Field

The invention relates to the technical field of cleaning of pathology departments, in particular to a cleaning device for the pathology department.

Background

The pathology department is one of indispensable departments of large-scale comprehensive hospitals, and the main task of the pathology department is to undertake pathological diagnosis work in the medical process, including biopsy, exfoliation and fine needle puncture cytology examination and autopsy, so as to provide clear pathological diagnosis for clinic, determine the nature of diseases and find out the cause of death. Pathologists typically store large numbers of specimens of diseased tissue, most of which are stored in formalin solution.

When the pathology department sample is drawing materials, need take out the sample tissue from the formalin solution, shift through tray or other containers, at this in-process, the partial formalin solution that adheres on the sample can drip and draw materials the platform or splash and fall subaerial.

Formalin is a water solution of formaldehyde, has a strong stimulation effect on skin and mucosa, and has an inhibition effect on a central nervous system after being absorbed.

Although the formalin cleaning agent can clean formalin, the formalin cleaning agent has the following defects: 1. when using the fabric that absorbs water to adsorb formalin, need staff manual operation, the formaldehyde gas of loss in the air not only can cause the stimulation to staff's eyes, still can get into the human body along with respiratory, causes the injury to the human body. 2. Part of formalin splashed on the ground flows into gaps among floor tiles, and forms stubborn stains after being combined with dust, the stains can slowly release formaldehyde gas to damage the health of workers, and the formalin-formaldehyde floor tile cannot be cleaned in the conventional mode.

Disclosure of Invention

The invention aims to solve the defect that formalin is contained in a floor tile gap of a pathology department in the prior art, and provides a cleaning device for the pathology department.

In order to achieve the purpose, the invention adopts the following technical scheme:

designing a cleaning device for a pathology department, comprising a first shell, wherein the top of the first shell is vertically communicated with a rotating pipe, the top end of the rotating pipe is communicated with a second shell, a cylindrical first pump body is rotatably installed in the rotating pipe, the bottom end of the first pump body extends into the first shell, the top end of the first pump body extends to the upper part of the second shell, a plurality of first through holes are formed in the end face of the first pump body at equal intervals, the axes of the first through holes are positioned on the same circumference, a first piston is slidably installed in the first through holes, a first one-way valve is installed at the bottom end of each first through hole, the first one-way valve only allows gas in each first through hole to flow out, a second one-way valve is arranged on the outer wall of the first pump body in the second shell, the second one-way valve is slidably connected in the second shell, the second one-way valve only allows gas in the second shell to flow into the first through holes, and one side of the second shell is communicated with a feeding pipe;

a first bevel gear is fixedly connected to the outer wall of the first pump body in the first shell, long shafts are rotatably mounted on two sides of the first shell, rubber wheels are fixedly connected to two ends of each long shaft, a first bearing seat is fixedly connected to one side wall in the first shell, a first rotating shaft is rotatably mounted in the first bearing seat, a second bevel gear is fixedly connected to the top end of the first rotating shaft, a third bevel gear is fixedly connected to the bottom end of the first rotating shaft, the second bevel gear is meshed with the first bevel gear, a fourth bevel gear is fixedly connected to the long shafts, and the fourth bevel gear is meshed with the third bevel gear;

a rotating disc is fixedly connected to the middle of the long shaft, a plurality of arc-shaped racks are hinged to the rotating disc at equal intervals, a first sliding pipe is hinged to the inner ring of each rack, a plurality of second sliding pipes are hinged to the rotating disc at equal intervals, sliding rods are inserted into the first sliding pipes and the second sliding pipes, and compression springs are sleeved on the sliding rods;

the upper surface of the first shell is further provided with a driving structure, the driving structure can drive the first pump body, and the driving structure can drive the first piston to slide in the first through hole.

Preferably, the driving structure includes a support, the support is fixedly connected to one side of the upper surface of the first casing, a cylindrical second pump body is horizontally mounted on the support in a rotatable manner, the axis of the second pump body and the axis of the first pump body are located on the same plane, the axis of the second pump body is perpendicular to the axis of the first pump body, a plurality of second through holes are formed in the end face of the second pump body at equal intervals, the axis of the second through holes is located on the same circumference, a second piston is slidably connected in each second through hole, one end of each second piston is fixedly connected with an L-shaped connecting rod, one end, away from the second piston, of each connecting rod is fixedly connected to the top end of the corresponding first piston, an annular gear is fixedly connected to the outer wall of the second pump body, a collecting box is horizontally and fixedly connected to the bottom of one side of the support, a sealing cover is hinged to one side of the collecting box, a motor is horizontally and fixedly connected to the top end of the collecting box, a gear is fixedly connected to the output end of the motor, and the gear is meshed to the annular gear.

Preferably, the collecting box is further provided with a dust collecting structure, the dust collecting structure comprises a dust collecting cover, the end part of the second pump body is rotatably installed in a third shell, a third one-way valve is installed in the second through hole in the third shell, the third one-way valve only allows gas in the third shell to flow into the second through hole, the outer wall of the second pump body is further provided with a fourth one-way valve, the fourth one-way valve only allows gas in the second through hole to flow into the outside, one side of the third shell is communicated with an air suction pipe, the air suction pipe is communicated with the top of the collecting box, a filter screen is arranged in the air suction pipe, and two sides of the top of the collecting box are also communicated with a dust collecting pipe;

two third through holes are formed in the top of the dust collection cover at intervals, the dust collection pipe is connected in the third through holes in a sliding mode, and the bottom of the dust collection pipe is communicated with the top of the gas collection cover.

Preferably, the vertical rigid coupling in the inside both sides of first casing has the baffle, baffle top rigid coupling has the second bearing seat, rotatable second pivot of installing in the second bearing seat, second pivot one end rigid coupling has fifth bevel gear, the other end rigid coupling of second pivot has sixth bevel gear, the fifth bevel gear meshing is in on the first bevel gear, the rotatable seventh bevel gear of installing in the inside roof both sides of first casing, the seventh bevel gear meshing is in on the sixth bevel gear, the vertical rigid coupling in seventh bevel gear bottom surface has square pole, square pole bottom slidable connects in square intraductally, square socle portion rigid coupling has the mop head, the cover is equipped with the spring on the square pole.

The cleaning device for the pathology department provided by the invention has the beneficial effects that: this cleaning device for pathology department ensures that the rack can stretch into in the floor tile clearance through the spring action of compression spring to the rack, and the rack is located the clearance top that the floor tile combines, can advance to clear up out the dust spot in the floor tile clearance when the rack rotates, and the rack is along with the removal of first casing to the dust spot of different positions on the same straight line and advances to smash the clearance.

Drawings

Fig. 1 is a schematic structural diagram of a cleaning device for pathology department according to the present invention.

Fig. 2 is a front view of a cleaning device for pathology department according to the present invention.

Fig. 3 is a partial sectional view of a cleaning device for pathology department according to the present invention.

Fig. 4 is a front view of fig. 3 of a cleaning device for pathology department according to the present invention.

Fig. 5 is a partial sectional view of a cleaning device for pathology department according to the present invention.

Fig. 6 is a partial sectional view three of the cleaning device for pathology department according to the present invention.

Fig. 7 is a front view of fig. 6 of a cleaning device for pathology department according to the present invention.

Fig. 8 is a top view of the first housing of the cleaning device for clinical use according to the present invention.

Fig. 9 is a top view of the first housing of the cleaning device for clinical department according to the present invention.

FIG. 10 isbase:Sub>A sectional view taken along the line A-A ofbase:Sub>A cleaning device for pathology department according to the present invention.

FIG. 11 is a sectional view taken along line B-B of a cleaning device for pathology department according to the present invention.

Fig. 12 is a schematic structural diagram of a first housing of a cleaning device for pathology department according to the present invention.

FIG. 13 is a side view of a frame of a pathological cleaning device in accordance with the present invention.

FIG. 14 is a C-C sectional view of a cleaning device for clinical use according to the present invention.

Fig. 15 is a schematic structural view of a dust hood of a cleaning device for pathology department according to the present invention.

Fig. 16 is a schematic structural diagram of a rotating disc of a cleaning device for pathology department according to the present invention.

FIG. 17 is a cross-sectional view of a rotating disk of a cleaning device for clinical use according to the present invention.

In the figure: the suction cleaner comprises a first shell 1, a rotating pipe 2, a second shell 3, a first pump body 4, a first through hole 5, a first check valve 6, a second check valve 7, a feeding pipe 8, a first piston 9, a bracket 10, a second pump body 11, a second through hole 12, a third check valve 13, a fourth check valve 14, a ring gear 15, a second piston 16, a connecting rod 17, a gear 18, a motor 19, a third shell 20, a suction pipe 21, a filter screen 22, a collection box 23, a sealing cover 24, a dust collection pipe 25, a dust collection cover 26, a third through hole 27, a gas collection cover 28, a baffle plate 29, a first bevel gear 30, a fifth bevel gear 31, a second shaft 32, a second rotating shaft 33, a sixth bevel gear 34, a seventh bevel gear seat 35, a square rod 36, a square pipe 37, a spring 38, a mop head, a long shaft 40, a rubber wheel 41, a first shaft seat 42, a first rotating shaft 43, a second bevel gear 44, a third bevel gear 45, a fourth bevel gear 46, a rotating disc 47, a rack 48, a first sliding pipe 49, a second sliding pipe 50, a sliding rods 51, a compression spring 52.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-17, a cleaning device for pathology department comprises a first shell 1, a rotating tube 2 is vertically communicated with the top of the first shell 1, a second shell 3 is communicated with the top of the rotating tube 2, a cylindrical first pump body 4 is rotatably installed in the rotating tube 2, the bottom end of the first pump body 4 extends into the first shell 1, the top end of the first pump body 4 extends to the upper side of the second shell 3, a plurality of first through holes 5 are equidistantly arranged on the end surface of the first pump body 4, the axes of the plurality of first through holes 5 are positioned on the same circumference, a first piston 9 is slidably installed in the first through hole 5, a first check valve 6 is installed at the bottom end of the first through hole 5, the first check valve 6 only allows the gas in the first through hole 5 to flow out, a second check valve 7 is arranged on the outer wall of the first pump body 4 positioned in the second shell 3, the second check valve 7 is slidably connected in the second shell 3, the second one-way valve 7 only allows gas in the second shell 3 to flow into the first through hole 5, one side of the second shell 3 is communicated with a feed pipe 8, the upper surface of the first shell 1 is further provided with a driving structure, the driving structure comprises a support 10, the support 10 is fixedly connected to one side of the upper surface of the first shell 1, a cylindrical second pump body 11 is rotatably and horizontally arranged on the support 10, the axis of the second pump body 11 and the axis of the first pump body 4 are positioned on the same plane, the axis of the second pump body 11 is perpendicular to the axis of the first pump body 4, a plurality of second through holes 12 are equidistantly arranged on the end surface of the second pump body 11, the axes of the plurality of second through holes 12 are positioned on the same circumference, a second piston 16 is slidably connected in the second through holes 12, one end of the second piston 16 is fixedly connected with an L-shaped connecting rod 17, one end of the connecting rod 17 far away from the second piston 16 is fixedly connected to the top end of the first piston 9, the outer wall of the second pump body 11 is fixedly connected with a ring gear 15, the bottom of one side of the support 10 is horizontally and fixedly connected with a collecting box 23, one side of the collecting box 23 is hinged with a sealing cover 24, the top end of the collecting box 23 is horizontally and fixedly connected with a motor 19, the output end of the motor 19 is fixedly connected with a gear 18, and the gear 18 is meshed with the ring gear 15;

starting a motor 19, wherein the motor 19 drives a gear 18 to rotate, the gear 18 drives a ring gear 15 to rotate, the ring gear 15 drives a second pump body 11 to rotate, the second pump body 11 rotates and drives a first pump body 4 to rotate through a second piston 16, a connecting rod 17 and a first piston 9, and during the rotation of the first pump body 4 and the second pump body 11, the first piston 9 vertically slides in a first through hole 5, and the second piston 16 horizontally slides in a second through hole 12, so that the pressure intensity inside the first through hole 5 and the pressure intensity inside the second through hole 12 are periodically increased and reduced;

when the first piston 9 moves upwards in the first through hole 5, the pressure in the first through hole 5 is reduced, and the gas in the second shell 3 enters the first through hole 5 through the second one-way valve 7; when the first piston 9 moves downwards in the first through hole 5, the pressure in the first through hole 5 is increased, and the gas in the first through hole 5 is sprayed out through the first one-way valve 6;

a first bevel gear 30 is fixedly connected to the outer wall of the first pump body 4 in the first housing 1, long shafts 40 are rotatably mounted on two sides of the first housing 1, rubber wheels 41 are fixedly connected to two ends of each long shaft 40, a first bearing seat 42 is fixedly connected to one side wall in the first housing 1, a first rotating shaft 43 is rotatably mounted in each first bearing seat 42, a second bevel gear 44 is fixedly connected to the top end of each first rotating shaft 43, a third bevel gear 45 is fixedly connected to the bottom end of each first rotating shaft 43, the second bevel gear 44 is meshed with the first bevel gear 30, a fourth bevel gear 46 is fixedly connected to the long shafts 40, and the fourth bevel gear 46 is meshed with the third bevel gear 45;

when the first pump body 4 rotates, the first pump body can drive the first bevel gear 30 to rotate, the first bevel gear 30 drives the second bevel gear 44 to rotate, the second bevel gear 44 drives the third bevel gear 45 to rotate through the transmission of the first rotating shaft 43, the third bevel gear 45 drives the fourth bevel gear 46 to rotate, the fourth bevel gear 46 drives the long shaft to rotate, the long shaft 40 drives the rubber wheel 41 to rotate, and the rubber wheel 41 drives the first shell 1 to move on the ground.

A rotating disc 47 is fixedly connected to the middle of the long shaft 40, a plurality of arc-shaped racks 48 are hinged to the rotating disc 47 at equal intervals, a first sliding pipe 49 is hinged to the inner ring of each rack 48, a plurality of second sliding pipes 50 are hinged to the rotating disc 47 at equal intervals, sliding rods 51 are inserted into the first sliding pipes 49 and the second sliding pipes 50, and compression springs 52 are sleeved on the sliding rods 51;

the long driving shaft 40 rotates to drive the movable disc 47 to rotate, the rotating disc 47 drives the rack 48 to rotate, the rack 48 is located above a gap formed by combining floor tiles, dust and dirt in the gap of the floor tiles can be cleaned out when the rack 48 rotates, so that subsequent cleaning can be conducted, and the rack 48 can be ensured to stretch into the gap of the floor tiles under the elastic action of the compression spring 52 on the rack 48.

The two sides in the first shell 1 are vertically and fixedly connected with baffle plates 29, the top of the baffle plate 29 is fixedly connected with a second bearing seat 32, a second rotating shaft 33 is rotatably arranged in the second bearing seat 32, one end of the second rotating shaft 33 is fixedly connected with a fifth bevel gear 31, the other end of the second rotating shaft 33 is fixedly connected with a sixth bevel gear 34, the fifth bevel gear 31 is meshed with the first bevel gear 30, the two sides of the top wall in the first shell 1 are rotatably provided with seventh bevel gears 35, the seventh bevel gears 35 are meshed with the sixth bevel gears 34, the bottom surface of the seventh bevel gears 35 is vertically and fixedly connected with a square rod 36, the bottom of the square rod 36 is slidably connected in the square tube 37, the bottom of the square tube 37 is fixedly connected with a mop head 39, and the square rod 36 is sleeved with a spring 38;

the first bevel gear 30 is driven to rotate to drive the fifth bevel gear 31 to rotate, the fifth bevel gear 31 drives the sixth bevel gear 34 to rotate through the transmission of the second rotating shaft 33, the sixth bevel gear 34 rotates to drive the seventh bevel gear 35 to rotate, the seventh bevel gear 35 drives the mop head 39 to rotate through the transmission of the square rod 36 and the square pipe 37, the mop head 39 can clean dirt and moisture on the ground through rotation, the spring 38 has downward elastic force on the mop head 39 all the time, and the mop head 39 can be tightly attached to the ground to improve the cleaning quality.

The collecting box 23 is further provided with a dust collecting structure, the dust collecting structure comprises a dust collecting cover 26, the end part of the second pump body 11 is rotatably arranged in the third shell 20, a third one-way valve 13 is arranged in a second through hole 12 in the third shell 20, the third one-way valve 13 only allows the air in the third shell 20 to flow into the second through hole 12, the outer wall of the second pump body 11 is further provided with a fourth one-way valve 14, the fourth one-way valve 14 only allows the air in the second through hole 12 to flow to the outside, one side of the third shell 20 is communicated with an air suction pipe 21, the air suction pipe 21 is communicated with the top of the collecting box 23, a filter screen 22 is arranged in the air suction pipe 21, and two sides of the top of the collecting box 23 are also communicated with a dust suction pipe 25; two third through holes 27 are arranged at the top of the dust hood 26 at intervals, the dust suction pipe 25 is connected in the third through holes 27 in a sliding manner, and the bottom of the dust suction pipe 25 is communicated with the top of the gas hood 28.

When the first housing 1 moves, the dust collecting cover 26 also slides on the bottom surface to collect dust and particles in the cleaning place in the gap between the floor tiles;

when the second piston 16 slides in the second through hole 12, the pressure in the second through hole 12 is periodically increased and decreased, when the pressure in the second through hole 12 is increased, the gas in the second through hole 12 is discharged through the fourth check valve 14, and when the pressure in the second through hole 12 is decreased, the gas in the third housing 20 enters the second through hole 12 through the third check valve 13, so that the pressure in the third housing 20 is decreased;

as can be seen from the above, during the rotation of the first pump 4 and the second pump 11, negative pressure is always generated in the third casing 20;

negative pressure is generated in the third housing 20, the negative pressure is generated in the collecting box 23 through the air suction pipe 21, the negative pressure generated in the collecting box 23 is transmitted to the dust hood 26 through the dust suction pipe 25, and the dust suction pipe 25 sucks dust and particles in the dust hood 26 through the gas collecting hood 28 so as to enable the dust and the particles to enter the collecting box 23.

The working principle is as follows:

starting the motor 19, driving the gear 18 to rotate by the motor 19, driving the ring gear 15 to rotate by the gear 18, driving the second pump body 11 to rotate by the ring gear 15, and driving the first pump body 4 to rotate by the second piston 16, the connecting rod 17 and the first piston 9 when the second pump body 11 rotates;

when the first pump body 4 rotates, the first pump body can drive the first bevel gear 30 to rotate, the first bevel gear 30 drives the second bevel gear 44 to rotate, the second bevel gear 44 drives the third bevel gear 45 to rotate through the transmission of the first rotating shaft 43, the third bevel gear 45 drives the fourth bevel gear 46 to rotate, the fourth bevel gear 46 drives the long shaft to rotate, the long shaft 40 drives the rubber wheel 41 to rotate, and the rubber wheel 41 drives the first shell 1 to move on the ground;

the long shaft 40 can drive the rotating disc 47 to rotate through rotation, the rotating disc 47 drives the rack 48 to rotate, the rack 48 can be ensured to extend into a gap between floor tiles through the elastic action of the compression spring 52 on the rack 48, the rack 48 is positioned above the gap formed by combining the floor tiles, dust stains in the gap between the floor tiles can be cleaned out when the rack 48 rotates, and the rack 48 crushes and cleans the dust stains at different positions on the same straight line along with the movement of the first shell 1.

During the rotation of the first pump body 4 and the second pump body 11, the first piston 9 slides vertically in the first through hole 5, and the second piston 16 slides horizontally in the second through hole 12, so that the internal pressures of the first through hole 5 and the second through hole 12 increase and decrease periodically;

when the first piston 9 moves upwards in the first through hole 5, the pressure in the first through hole 5 is reduced, and the gas in the second shell 3 enters the first through hole 5 through the second one-way valve 7; when the first piston 9 moves downwards in the first through hole 5, the pressure in the first through hole 5 is increased, and the gas in the first through hole 5 is sprayed out through the first one-way valve 6; dry high-temperature gas is introduced into the second shell 3 through the feed pipe 8, the high-temperature gas in the second shell 3 is sprayed to the gaps of the floor tiles through the first one-way valve 6, and crushed particles and dust in the gaps are blown out so as to be convenient to clean; the high-temperature gas can heat and dry the floor tiles after contacting the floor tiles at the two sides of the gap, so that formalin adsorbed in the floor tiles is evaporated to prevent formaldehyde from remaining.

When the second piston 16 slides in the second through hole 12, the pressure in the second through hole 12 is periodically increased and decreased, when the pressure in the second through hole 12 is increased, the gas in the second through hole 12 is discharged through the fourth check valve 14, and when the pressure in the second through hole 12 is decreased, the gas in the third shell 20 enters the second through hole 12 through the third check valve 13, so that the pressure in the third shell 20 is decreased;

as can be seen from the above, during the rotation of the first pump 4 and the second pump 11, the second piston 16 will periodically slide in the second through hole 12, so that a negative pressure is always generated in the third housing 20;

negative pressure is generated in the third shell 20, the negative pressure is generated in the collecting box 23 through the air suction pipe 21, the negative pressure generated in the collecting box 23 sucks and collects dust and particles of the dust collecting hood 26 through the dust suction pipe 25, and formaldehyde gas evaporated from the floor tiles under high temperature is collected by the gas collecting hood 28, enters the collecting box 23, is filtered by the filter screen 22 and is discharged.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A cleaning device for a pathology department is characterized by comprising a first shell (1), the top of the first shell (1) is vertically communicated with a rotating pipe (2), the top end of the rotating pipe (2) is communicated with a second shell (3), a cylindrical first pump body (4) is rotatably arranged in the rotating pipe (2), the bottom end of the first pump body (4) extends to the inside of the first shell (1), the top end of the first pump body (4) extends to the upper part of the second shell (3), a plurality of first through holes (5) are arranged on the end surface of the first pump body (4) at equal intervals, the axes of the first through holes (5) are positioned on the same circumference, a first piston (9) is arranged in the first through hole (5) in a sliding way, a first one-way valve (6) is arranged at the bottom end of the first through hole (5), the first one-way valve (6) only allows the gas in the first through hole (5) to flow out, a second one-way valve (7) is arranged on the outer wall of the first pump body (4) positioned in the second shell (3), the second one-way valve (7) is slidably connected within the second housing (3), the second one-way valve (7) allows only the gas in the second housing (3) to flow into the first through hole (5), a feeding pipe (8) is communicated with one side of the second shell (3);

a first bevel gear (30) is fixedly connected to the outer wall of the first pump body (4) in the first housing (1), long shafts (40) are rotatably mounted on two sides of the first housing (1), rubber wheels (41) are fixedly connected to two ends of each long shaft (40), a first bearing seat (42) is fixedly connected to one side wall in the first housing (1), a first rotating shaft (43) is rotatably mounted in the first bearing seat (42), a second bevel gear (44) is fixedly connected to the top end of each first rotating shaft (43), a third bevel gear (45) is fixedly connected to the bottom end of each first rotating shaft (43), the second bevel gear (44) is meshed with the first bevel gear (30), a fourth bevel gear (46) is fixedly connected to the long shafts (40), and the fourth bevel gear (46) is meshed with the third bevel gear (45);

a rotating disc (47) is fixedly connected to the middle of the long shaft (40), a plurality of arc-shaped racks (48) are hinged to the rotating disc (47) at equal intervals, first sliding pipes (49) are hinged to the inner ring of each rack (48), a plurality of second sliding pipes (50) are hinged to the rotating disc (47) at equal intervals, sliding rods (51) are inserted into the first sliding pipes (49) and the second sliding pipes (50), and compression springs (52) are sleeved on the sliding rods (51);

the upper surface of the first shell (1) is also provided with a driving structure, the driving structure can drive the first pump body (4), and the driving structure can drive the first piston (9) to slide in the first through hole (5);

the driving structure comprises a bracket (10), the bracket (10) is fixedly connected with one side of the upper surface of the first shell (1), a second cylindrical pump body (11) is rotatably and horizontally arranged on the bracket (10), the axis of the second pump body (11) and the axis of the first pump body (4) are on the same plane, and the axis of the second pump body (11) is perpendicular to the axis of the first pump body (4), a plurality of second through holes (12) are arranged on the end surface of the second pump body (11) at equal intervals, the axes of the second through holes (12) are positioned on the same circumference, a second piston (16) is connected in the second through hole (12) in a sliding way, one end of the second piston (16) is fixedly connected with an L-shaped connecting rod (17), one end of the connecting rod (17) far away from the second piston (16) is fixedly connected with the top end of the first piston (9), the outer wall of the second pump body (11) is fixedly connected with a ring gear (15), a collecting box (23) is horizontally and fixedly connected with the bottom of one side of the bracket (10), one side of the collecting box (23) is hinged with a sealing cover (24), the top end of the collecting box (23) is horizontally and fixedly connected with a motor (19), a gear (18) is fixedly connected with the output end of the motor (19), the gear (18) is engaged on the ring gear (15).

2. The cleaning device for pathology department according to claim 1, wherein a dust collecting structure is further disposed on the collecting box (23), the dust collecting structure comprises a dust collecting cover (26), an end portion of the second pump body (11) is rotatably mounted in a third housing (20), a third one-way valve (13) is mounted in the second through hole (12) in the third housing (20), the third one-way valve (13) only allows the gas in the third housing (20) to flow into the second through hole (12), a fourth one-way valve (14) is further disposed on an outer wall of the second pump body (11), the fourth one-way valve (14) only allows the gas in the second through hole (12) to flow to the outside, an air suction pipe (21) is communicated with one side of the third housing (20), the air suction pipe (21) is communicated with a top of the collecting box (23), a filter screen (22) is disposed in the air suction pipe (21), and dust suction pipes (25) are further communicated with two sides of the top of the collecting box (23);

two third through holes (27) are formed in the top of the dust collection hood (26) at intervals, the dust suction pipe (25) is connected in the third through holes (27) in a sliding mode, and the bottom of the dust suction pipe (25) is communicated with the top of the gas collection hood (28).