CN216717967U

CN216717967U - Smear dyeing device

Info

Publication number: CN216717967U
Application number: CN202122363012.9U
Authority: CN
Inventors: 蒋辰纬; 孔昊
Original assignee: Shanghai Yaoming Aozhe Medical Laboratory Co ltd
Current assignee: Shanghai Yaoming Aozhe Medical Laboratory Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-06-10
Anticipated expiration: 2031-09-28

Abstract

The utility model discloses a smear dyeing device which comprises a base and a box body, wherein the box body is arranged on a support of the base, a glass slide groove is formed in the box body to contain a smear, and the base comprises a shaking mechanism and a heating mechanism to heat and shake the smear. According to the device for staining the smear, the temperature of the heating sheet is adjusted, so that the smear can be fixed before staining, the smear can be stained by a thermal staining method, the shaking amplitude is adjusted, the liquid medicine can be uniformly mixed, the use of an alcohol lamp is omitted in the staining process, the smear does not need to be manually held by an experimenter to shake, the potential safety hazard is eliminated, and the physical consumption of the experimenter is reduced; in addition, a plurality of slide grooves can be arranged on the box body, so that the simultaneous fixing, dyeing and other operations of a plurality of smears can be realized, the experiment time is greatly shortened, and the experiment efficiency is improved; meanwhile, the cover body is additionally arranged, so that the dry film in the heating process of the smear can be prevented, and the pollution of aerosol to the environment can be prevented.

Description

Smear dyeing device

Technical Field

The utility model relates to the field of biological laboratory instruments, in particular to a smear dyeing device.

Background

Regular bacterium smear needs to cross fire fixedly with the alcohol burner before dyeing, dye after fixed again, and the dyeing divide into cold dyeing method and hot dyeing method again, wherein, when adopting the hot dyeing method, the alcohol burner heating also need to be used, and still need the handheld smear of experimenter to rock the mixing in order to realize the liquid medicine among the heating process, there is certain potential safety hazard in this process, and can only operate to a smear at every turn, when having a plurality of smears and treating the dyeing, this process is consuming time and is hard, the dyeing time is long, the dyeing inefficiency.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a smear dyeing device, which can improve the safety of smear dyeing process, improve the dyeing efficiency and shorten the dyeing time when a plurality of smears need to be dyed.

In order to solve the above technical problems, the present invention provides a smear staining apparatus, comprising:

the top surface of the base is provided with a slotted hole, and a convex wall protruding out of the top surface of the base is formed along the periphery of the slotted hole;

the top surface of the box body is provided with a slide groove for containing the smear, the bottom surface of the box body is provided with a support structure, and the box body is inserted into the groove hole through the support structure;

the base is including rocking mechanism and heating mechanism, rock the mechanism and pass through bearing structure drives the box body rocks in order to shake the dyestuff even, heating mechanism is right the smear heats.

Preferably, the shaking mechanism comprises a motor, a rotating shaft and a roller, the cross section of the roller is oval, and the motor drives the roller to rotate along the axial center line of the roller through the rotating shaft;

the supporting structure comprises a first supporting plate and a second supporting plate, the first supporting plate and the second supporting plate are arranged on two sides of the central line of the roller along the axial direction of the roller, and the first supporting plate and the second supporting plate are sequentially jacked up and dropped down to realize the shaking of the box body in the rotating process of the roller;

heating mechanism is including generating heat piece and temperature sensor, generate heat the piece set up in the box body, temperature sensor sets up in being close to the slide groove.

Preferably, the base further comprises a first adjusting knob and a second adjusting knob, the first adjusting knob is used for controlling the rolling speed of the roller; the second adjusting knob is used for controlling the heating temperature of the heating mechanism.

Preferably, the angular velocity of the drum is 0- π rad/s; the change range of the included angle between the box body and the horizontal plane in the shaking process is 0-20 degrees; the heating mechanism heats the smear at a temperature ranging from 20 ℃ to 60 ℃.

Preferably, the slide groove is mounted with a fixing bar to fix the smear.

Preferably, the periphery of the slide groove is provided with a tooth-shaped clamping groove, and the fixing transverse strip is arranged in the tooth-shaped clamping groove.

Preferably, the top surface of the base is formed into a groove-shaped liquid collecting groove for containing waste liquid in the experiment process, and the depth of the liquid collecting groove is smaller than the height of the convex wall.

Preferably, the side wall of the liquid collecting tank is provided with a liquid discharging hole, the liquid discharging hole is connected with a liquid discharging pipeline, and the liquid discharging pipeline discharges the waste liquid to a waste liquid collector.

Preferably, the cartridge has a level for detecting the levelness of the cartridge during the staining process.

Preferably, the box body comprises a cover body, and the cover body is arranged on the box body in the experimental process.

The smear dyeing device provided by the utility model has the heating and shaking functions, the smear can be fixed before dyeing by adjusting the temperature of the heating sheet, the smear can be dyed by adopting a thermal dyeing method, and the liquid medicine can be uniformly mixed by adjusting the shaking amplitude, so that the use of an alcohol lamp is omitted in the whole dyeing process, an experimenter does not need to hold the smear manually for shaking, the potential safety hazard is eliminated, and the physical consumption of the experimenter is reduced; in addition, a plurality of slide grooves can be arranged on the box body, so that the simultaneous fixing, dyeing and other operations of a plurality of smears can be realized, the experiment time is greatly shortened, and the experiment efficiency is improved; meanwhile, the cover body is additionally arranged, so that the dry film in the heating process of the smear can be prevented, and the pollution of aerosol to the environment can be prevented.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the present invention are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of an embodiment of the apparatus for staining a smear of the present invention;

FIG. 2 is a top view of the base of one embodiment of the smear staining apparatus of the present invention;

FIG. 3 is a schematic view of a shaking mechanism of an embodiment of the device for smear staining of the present invention;

FIG. 4 is a schematic view showing the relationship between the drum and the box of one embodiment of the smear dyeing apparatus of the present invention;

FIG. 5 is a schematic structural view of a box body of an embodiment of the smear dyeing apparatus of the present invention;

FIG. 6 is a schematic view showing a cover member provided on a case cover in an embodiment of the smear dyeing apparatus of the present invention.

In the figure, 1-base; 2-box body; 3-smearing; 11-a slot; 12-a convex wall; 13-a shaking mechanism; 14-a heating sheet; 15-a liquid collecting tank; 16-drain holes; 17-a first adjustment knob; 18-a second adjustment knob; 21-slide groove; 22-a support structure; 23-fixing the transverse bar; 24-tooth-shaped clamping grooves; 25-a level; 26-a cover body; 131-a motor; 132-a rotating shaft; 133-a roller; 221-a first support plate; 222-second support plate.

Detailed Description

The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to FIGS. 1, 2 and 3, there is shown a smear 3 staining apparatus of the present invention comprising:

the base comprises a base 1, wherein a slotted hole 11 is formed in the top surface of the base 1, and a convex wall 12 protruding out of the top surface of the base 1 is formed along the periphery of the slotted hole 11;

the device comprises a box body 2, wherein a slide groove 21 is formed in the top surface of the box body 2 to contain a smear 3, a supporting structure 22 is formed on the bottom surface of the box body 2, and the supporting structure 22 is inserted into the slotted hole 11 in the box body 2;

base 1 is including rocking mechanism 13 and heating mechanism (not shown), rock mechanism 13 and pass through bearing structure 22 drives box body 2 rocks in order to shake the dyestuff even, heating mechanism is right smear 3 heats.

The smear 3 dyeing device provided by the embodiment of the utility model has the heating and shaking functions, can fix the smear 3 before dyeing by adjusting the temperature of the heating sheet 14, can dye the smear 3 by adopting a thermal dyeing method, and can uniformly mix liquid medicine by adjusting the shaking amplitude, so that the use of an alcohol lamp is omitted in the whole dyeing process, and the smear 3 does not need to be manually held by an experimenter to shake, thereby eliminating potential safety hazards and saving the physical consumption of the experimenter; in addition, can set up a plurality of slide grooves 21 at box body 2, can realize fixed, operations such as dyeing when a plurality of smears 3, shorten the experimental time by a wide margin, improve experimental efficiency. Preferably, the cassette 2 is provided with five slide grooves 21, and five smears 3 can be simultaneously operated.

In a specific embodiment, referring to fig. 3 and 4, the shaking mechanism 13 includes a motor 131, a rotating shaft 132 and a roller 133, the cross section of the roller 133 is an oval, and the motor 131 drives the roller 133 to rotate along the axial center line of the roller 133 through the rotating shaft 132;

the supporting structure 22 comprises a first supporting plate 221 and a second supporting plate 222, the first supporting plate 221 and the second supporting plate 222 are arranged on two sides of the central line of the roller 133 along the axial direction of the roller 133, and the roller 133 sequentially jacks up and drops down the first supporting plate 221 and the second supporting plate 222 to realize the shaking of the box body 2 in the rotating process;

the heating mechanism comprises a heating sheet 14 and a temperature sensor (not shown), wherein the heating sheet 14 is arranged in the box body 2, and the temperature sensor is arranged close to the slide groove 21.

In this embodiment, the roller 133 controls the box 2 to rock as follows: when the drum 133 is at the home position, the major axis is in the horizontal direction and the minor axis is in the vertical direction; in the clockwise rotation of the drum 133, the major axis is gradually rotated from the horizontal direction to the vertical direction, and at this time, the roller 133 lifts up the first support plate 221, the cartridge 2 is lifted up at the side of the first support plate 221, the cartridge 2 is in an inclined state, when the roller 133 continues to rotate clockwise after the long axis of the roller 133 passes over the first support plate 221, the first support plate 221 gradually falls down, when the long axis of the roller 133 is rotated to the vertical direction, the box body 2 is in the horizontal state, and when the roller 133 continues to rotate clockwise, at this time, the roller 133 pushes up the first supporting plate 221, the side of the box body 2 located on the second supporting plate 222 is lifted, the box body 2 is in the oblique state, when the long axis of the roller 133 passes through the second support plate 222, the roller 133 continues to rotate clockwise, the second support plate 222 is gradually dropped, and after the drum 133 is rotated by 180 °, the box body 2 is in a horizontal state.

In the present embodiment, the heating plate 14 is generally embedded in the sidewall of the box body 2 and the bottom surface of the box body 2, the temperature sensor is generally disposed at a position close to the slide groove 21 so as to more accurately measure the temperature near the smear 3, and in addition, the heating plate 14 and the circuit of the temperature sensor are connected to the inside of the base 1 through the slot 11; the heating principle of the heating mechanism is as follows: the heating sheet 14 is connected with a power supply through a circuit, the heating sheet 14 starts to generate heat to heat the smear 3 after the power supply is switched on, and meanwhile, as the temperature sensor is arranged near the smear 3, when the temperature of the temperature sensor exceeds the set temperature, the power supply is switched off to stop heating. As is conventional in the art, a schematic diagram of the circuit is not given here.

In a specific embodiment, the shaking mechanism 13 further comprises a first adjusting knob 17 and a second adjusting knob 18, the first adjusting knob 17 is used for controlling the rolling speed of the roller 133; the second adjusting knob 18 is used for controlling the heating temperature of the heating mechanism.

Preferably, the angular velocity of the drum 133 is 0- π rad/s; the change range of the included angle between the box body 2 and the horizontal plane in the shaking process is 0-20 degrees; the heating temperature range of the heating mechanism to the smear 3 is 20-60 ℃.

In this embodiment, the first adjusting knob 17 controls the rolling speed of the roller 133 by controlling the rotation speed of the motor 131; the second adjusting knob 18 controls the heating value of the heating sheet 14 by controlling the current, so as to control the heating temperature of the smear 3. It should be noted that the maximum inclination angle of the box 2 depends on the length ratio of the major axis to the minor axis of the ellipse, and usually, the maximum inclination angle of the box 2 does not exceed 20 °, and if the maximum inclination angle exceeds 20 °, the reaction solution may flow out of the range of the smear 3 during the shaking process, which may result in the failure of the experiment.

In a specific embodiment, referring to FIG. 5, the slide channel 21 is fitted with a fixing bar 23 to fix the smear 3.

Preferably, a tooth-shaped clamping groove 24 is formed at the periphery of the slide groove 21, and the fixing cross bar 23 is installed in the tooth-shaped clamping groove 24.

In the scheme of the utility model, in order to prevent the smear 3 from separating from the slide groove 21 in the shaking process, a fixed transverse bar 23 matched with the slide groove 21 is arranged; the installation steps are as follows: place smear 3 in slide groove 21 earlier, install fixed horizontal bar 23 in slide groove 21's profile of tooth draw-in groove 24 again, fixed horizontal bar 23 compresses tightly smear 3 to prevent shaking the in-process, smear 3 breaks away from slide groove 21, causes smear 3 to be thrown away and the smear 3 that leads to even damages, it is required to explain that, fixed horizontal bar 23's position can be adjusted according to the dyeing region.

In a specific embodiment, the top surface of the base 1 is formed into a groove-shaped liquid collecting groove 15 to contain the waste liquid during the experiment, and the depth of the liquid collecting groove 15 is smaller than the height of the convex wall 12 to prevent the waste liquid from flowing from the slot hole 11 into the base 1.

Preferably, the side wall of the liquid collecting tank 15 is provided with a liquid discharging hole 16, and the liquid discharging hole 16 is connected with a liquid discharging pipeline which discharges the waste liquid to a waste liquid collector.

In the scheme of the utility model, because the dyeing experiment needs operations such as dripping liquid medicine, flushing the liquid medicine and the like, experimental waste liquid can be generated, therefore, the top surface of the base 1 is set as the liquid collecting tank 15, the waste liquid generated in the experiment process flows into the liquid collecting tank 15, and the pollution of the waste liquid to other experimental equipment possibly generated is avoided; understandably, the material of each surface of the liquid collecting tank 15 is generally selected from chemical corrosion resistant material to prevent the subsequent use from being influenced after being corroded; in addition, the side wall of the liquid collecting tank 15 is provided with a liquid discharging hole 16 and is connected with a liquid discharging pipeline, so that waste liquid can be discharged into a waste liquid collector in time, and the laboratory environmental pollution possibly caused by long-time storage of the waste liquid at the top of the base 1 is avoided.

In a particular embodiment, the cartridge 2 has a level 25 for detecting the levelness of the cartridge 2 during the staining process. Understandably, after the liquid medicine mixing, box body 2 should be in going on with the limit reaction in the horizontality, when box body 2 has the slope, the experimenter can in time see out in different, lead to the liquid medicine of experiment to flow to the low, the outflow is treated the dyeing region and is influenced the experiment effect, even flow smear 3 and lead to the liquid medicine of experiment to be wasted, set up behind spirit level 25, the experimenter is according to spirit level 25's demonstration, can in time discover whether level of box body 2, when box body 2 slopes, in time make the adjustment, avoid the liquid medicine of experiment to flow and treat the dyeing region and influence the experiment effect, more avoided the waste of the liquid medicine of experiment that the liquid medicine flows smear 3 and leads to.

In a specific embodiment, referring to fig. 6, the case 2 includes a cover 26, and the cover 26 covers the case 2 during the experiment. Understandably, the cover body 26 can effectively prevent dry sheets in the heating process, and the cover body 26 is transparent, so that experimenters can conveniently monitor the smear 3 at any time; in addition, smear 3 is in the heating process, produces the aerosol easily, and the polluted environment, especially smear 3 that has the toxicity still can cause the injury to the experimenter, sets up lid 26, can effectively prevent the aerosol diffusion, protection experimental environment and experimenter.

In conclusion, the smear dyeing device provided by the utility model has the heating and shaking functions, the smear can be fixed before dyeing by adjusting the temperature of the heating sheet, the smear can be dyed by adopting a thermal dyeing method, and the liquid medicine can be uniformly mixed by adjusting the shaking amplitude, so that the use of an alcohol lamp is omitted in the whole dyeing process, the smear does not need to be manually held by an experimenter to shake, the potential safety hazard is eliminated, and the physical consumption of the experimenter is reduced; in addition, a plurality of slide grooves can be arranged on the box body, so that the simultaneous fixing, dyeing and other operations of a plurality of smears can be realized, the experiment time is greatly shortened, and the experiment efficiency is improved; meanwhile, the cover body is additionally arranged, so that the dry film in the heating process of the smear can be prevented, and the pollution of aerosol to the environment can be prevented.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A device for staining a smear, comprising:

2. The device of claim 1, wherein the shaking mechanism comprises a motor, a rotating shaft and a roller, the cross section of the roller is oval, and the motor drives the roller to rotate along the axial center line of the roller through the rotating shaft;

3. The apparatus of claim 2, wherein the base further comprises a first adjustment knob and a second adjustment knob, the first adjustment knob for controlling a rolling speed of the drum; the second adjusting knob is used for controlling the heating temperature of the heating mechanism.

4. The apparatus according to claim 3, wherein the angular velocity of the drum is 0-pi rad/s; the change range of the included angle between the box body and the horizontal plane in the shaking process is 0-20 degrees; the heating mechanism heats the smear at a temperature ranging from 20 ℃ to 60 ℃.

5. The apparatus of claim 2 wherein the slide slot is fitted with a securing bar to secure the smear.

6. The apparatus of claim 5 wherein the periphery of the slide groove is provided with a tooth-shaped groove, the securing bar being mounted in the tooth-shaped groove.

7. The apparatus of claim 1, wherein the top surface of the base is formed as a trough-like sump to contain waste liquid during the experiment, the sump having a depth less than the height of the raised walls.

8. The apparatus of claim 7, wherein the side wall of the sump is perforated with drainage holes to which drainage pipes are connected to drain the waste liquid to a waste liquid collector.

9. The device according to any one of claims 1 to 8, wherein the cartridge has a level for detecting the levelness of the cartridge during the staining process.

10. The device according to any one of claims 1 to 8, wherein the cartridge comprises a cover, and the cover is arranged on the cartridge during the experiment.