Specimen dyeing clean bench for laboratory

Abstract

The utility model discloses a specimen dyeing clean bench for a laboratory, which comprises a workbench main body with a cavity formed inside, a dyeing mechanism embedded on a working surface of the workbench main body, a dyeing chamber formed inside the dyeing mechanism, and a liquid outlet formed in the dyeing chamber; a waste liquid concentration mechanism is arranged in the workbench main body, and the liquid outlet is connected with the waste liquid concentration mechanism through a pipeline; according to the utility model, the occupied space can be reduced, the slide damage caused by collision is avoided, the waste liquid after dyeing can be discharged without taking out the dyeing mechanism, the waste liquid is prevented from dripping on the working surface of the working table main body, and the cleaning trouble to experimenters is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of specimen dyeing equipment, in particular to a specimen dyeing clean bench for laboratory. BACKGROUND

[0002] A certain size of pathological tissue is taken, and a pathological section is made by a pathological histology method, usually embedding the pathological tissue in a paraffin block, cutting into a thin slice by a sectioning machine, and then dyeing by a dyeing agent, such as hematoxylin-eosin (H-E), and further checking the lesion by a microscope; during the preparation, part of the tissue or organ with lesions is treated by various chemicals and embedding methods to make it fixed and hardened, and then cut into a thin slice on the sectioning machine, adhered to a glass slide, and dyed with various colors for checking under a microscope to observe pathological changes and make pathological diagnosis to provide help for clinical diagnosis and treatment.

[0003] During the dyeing, the unfolded biological tissue section is loaded on the glass slide, the dyeing agent is loaded in the test tube, the glass slide is put into the test tube to soak the dyeing agent, and the test tube is placed on the table top of the clean bench through the test tube rack, which not only occupies space, but also is easy to collide to cause damage of the glass slide, and after the dyeing, the test tube needs to be taken out from the test tube rack and poured to discharge the waste liquid, and the waste liquid is easy to drop on the table top of the clean bench during the pouring process, which brings cleaning trouble to the experimental personnel. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a specimen dyeing clean bench for laboratory, which can reduce space occupation and avoid collision to cause damage of the glass slide.

[0005] The utility model is achieved by the following technical scheme.

[0006] A specimen dyeing clean bench for laboratory, comprising a workbench main body with an internal cavity, a dyeing mechanism embedded on the working surface of the workbench main body, a dyeing cavity formed in the dyeing mechanism, and a waste liquid concentration mechanism arranged in the workbench main body.

[0007] On the basis of the above technical scheme, the utility model can be improved as follows.

[0008] Further, the dyeing mechanism comprises a dyeing cylinder, the workbench main body is provided with an embedding hole on the working surface for embedding the dyeing cylinder, the cylinder cavity of the dyeing cylinder serves as the dyeing cavity, a waste liquid outlet is arranged on the dyeing cylinder and communicates with the cylinder cavity, a slide cylinder is detachably arranged in the dyeing cylinder, a slide cavity for accommodating the glass slide is formed in the slide cylinder, and a plurality of liquid-permeable holes are arranged on the slide cylinder and communicate with the slide cavity.

[0009] Further, the top of the dyeing cylinder protrudes from the workbench surface of the workbench body, and a stop ring is arranged outside the dyeing cylinder and abuts against the workbench surface.

[0010] Further, the dyeing cylinder is provided with an annular groove inside the cylinder mouth, and a drain port is arranged on the bottom plate of the dyeing cylinder; the slide glass cylinder is provided with an annular flange outside the cylinder mouth, and the slide glass cylinder is sleeved in the dyeing cylinder through the cooperation of the annular flange on the slide glass cylinder and the annular groove on the dyeing cylinder, and a gap for flowing dyeing agent is formed between the slide glass cylinder and the dyeing cylinder after sleeving.

[0011] Further, the dyeing cylinder is detachably provided with a cylinder cover at the cylinder mouth.

[0012] Further, the slide glass cylinder is provided with a slide fixing structure inside for vertically fixing the slide glass in the slide glass cylinder.

[0013] Further, the slide fixing structure comprises a plurality of convex ribs arranged on opposite sides of the slide glass cylinder, and an insertion slot for inserting the slide glass is formed between adjacent two convex ribs.

[0014] Further, an electromagnetic valve is arranged at the drain port; the waste liquid collecting mechanism comprises a water pump and a liquid collecting tank arranged inside the workbench body, the input end of the water pump is connected with the output side of the electromagnetic valve through a pipeline, and the output end of the water pump is connected with a liquid inlet arranged on the liquid collecting tank through a pipeline.

[0015] Further, the workbench body is provided with a control panel on the side facing the experimental personnel, and the control panel controls the electromagnetic valve and the water pump.

[0016] Compared with the prior art, the present application has the following advantages:

[0017] The dyeing mechanism adopts the embedded structure, so that the space occupation is reduced, the slide glass is prevented from being damaged due to collision, and the waste liquid collecting mechanism is arranged inside the workbench body, so that the waste liquid after dyeing can be discharged without taking out the dyeing mechanism, the waste liquid is prevented from dropping on the work surface of the workbench body, and the cleaning trouble of the experimental personnel is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described in detail below in combination with the drawings and specific embodiments

[0019] Fig. 1 It is a structural schematic view of the specimen dyeing clean bench used in the laboratory in the embodiment;

[0020] Fig. 2 It is an exploded view of the dyeing mechanism in the embodiment;

[0021] Fig. 3Assembled view of the slide cartridge and the staining cartridge in the embodiment;

[0022] Fig. 4 Structure schematic view of the slide cartridge in the embodiment.

[0023] Reference signs on the drawing: 1 workbench body, 2-staining cartridge, 3-slide cartridge, 4-drainage port, 5-translucent hole, 6-annular groove, 7-annular flange, 8-cartridge cover, 9-stop ring, 10-lifting handle, 11-mating groove, 12-rib, 13-solenoid valve, 14-water pump, 15-liquid collecting tank, 16-control panel. DETAILED DESCRIPTION

[0024] The specific embodiments of the present application are further described below with reference to the accompanying drawings, and the description of these embodiments is used to help understand the present application, but does not constitute a limitation on the present application. In addition, the technical features involved in each embodiment of the present application described below can be combined with each other as long as they do not conflict with each other.

[0025] Reference Figs. 1 to 4 In the embodiment, a specimen staining clean bench for laboratory use is provided, which comprises a workbench body 1, a staining mechanism embedded on the workbench body 1, and a waste liquid collecting mechanism arranged in the workbench body 1; the staining mechanism has a staining chamber formed inside, and the staining chamber is loaded with a staining agent; a slide carrying a biological tissue section is placed in the staining chamber to soak in the staining agent for staining; the staining chamber has a drainage port 4 connected with the waste liquid collecting mechanism through a pipeline; the waste liquid after staining is discharged from the staining chamber through the drainage port 4 and flows into the waste liquid collecting mechanism for collection.

[0026] In the embodiment, the staining mechanism adopts an embedded structure, which can reduce the space occupation and avoid the damage of the slide caused by collision; and the waste liquid collecting mechanism is arranged inside the workbench body 1, so that the waste liquid after staining can be discharged without taking out the staining mechanism, thereby avoiding the waste liquid from dropping on the work surface of the workbench body 1 and reducing the cleaning trouble of the experimental personnel.

[0027] Specifically, the workbench body 1 has a rectangular table body structure, the top surface of the workbench body 1 is a flat work surface, and a cavity is formed inside the workbench body 1; the staining mechanism comprises a staining cartridge 2 embedded on the work surface of the workbench body 1, and a slide cartridge 3 detachably arranged in the staining cartridge 2; the workbench body 1 is provided with an embedding hole on the work surface for embedding the staining cartridge 2; the cartridge cavity of the staining cartridge 2 serves as the staining chamber and is loaded with the staining agent; the staining cartridge 2 is provided with a drainage port 4 communicating with the cartridge cavity; the slide cartridge 3 has a slide chamber formed inside for accommodating the slide; the slide cartridge 3 is provided with a plurality of translucent holes 5 communicating with the slide chamber; and the staining agent in the staining cartridge 2 enters the inside of the slide cartridge 3 through the translucent holes 5 to soak the slide, so as to stain the biological tissue section on the slide.

[0028] The dyeing cylinder 2 is a hollow cylindrical structure with an annular side plate and a bottom plate, and the top of the dyeing cylinder 2 forms a cylinder opening opposite to the bottom plate. An annular groove 6 is arranged on the inner wall of the annular side plate of the dyeing cylinder 2 at the cylinder opening, and a liquid discharge port 4 is arranged on the bottom plate of the dyeing cylinder 2. The slide cylinder 3 is a hollow cylindrical structure with an annular side plate and a bottom plate, and the top of the slide cylinder 3 forms a cylinder opening opposite to the bottom plate. An annular flange 7 is arranged on the outer wall of the annular side plate of the slide cylinder 3 at the cylinder opening. The outer diameter of the slide cylinder 3 is smaller than the inner diameter of the dyeing cylinder 2, and the length of the slide cylinder 3 is smaller than the length of the dyeing cylinder 2. The annular flange 7 on the slide cylinder 3 cooperates with the annular groove 6 on the dyeing cylinder 2 to enable the slide cylinder 3 to be sleeved in the dyeing cylinder 2, and a gap for the flow of dyeing agent is formed between the slide cylinder 3 and the dyeing cylinder 2 after sleeving. A plurality of liquid-permeable holes 5 are arranged on the annular side plate and the bottom plate of the slide cylinder 3 to facilitate the rapid entry of the dyeing agent into the slide cylinder 3.

[0029] The dyeing cylinder 2 is detachably provided with a cylinder cover 8 at the cylinder opening, which is used to close the cylinder opening of the dyeing cylinder 2 to avoid the overflow of the gas generated by the volatilization of the dyeing agent during the dyeing process, thereby affecting the health of the experimenters.

[0030] The top of the dyeing cylinder 2 protrudes from the workbench surface of the workbench body 1, and a stop ring 9 is arranged on the outer side of the annular side plate of the dyeing cylinder 2. The stop ring 9 abuts against the workbench surface to facilitate the removal of the dyeing cylinder 2 from the embedded hole on the workbench body 1 during cleaning and maintenance.

[0031] The slide cylinder 3 is provided with a reversible handle 10 at the cylinder opening, which is used to remove the slide cylinder 3 from the dyeing cylinder 2. The handle 10 is a semi-annular structure, and the two ends of the handle 10 are hinged to the annular side plate of the slide cylinder 3. When the slide cylinder 3 is to be removed, the handle 10 is embedded at the top cylinder opening of the slide cylinder 3. The slide cylinder 3 is provided with a corresponding embedding groove 11 at the cylinder opening. After embedding, the handle 10 is flush with the top surface of the slide cylinder 3. When the slide cylinder 3 is removed, the handle 10 can be flipped upward to stand up, thereby facilitating the experimenters to grasp.

[0032] The slide cylinder 3 is provided with a support structure on the inner side of the annular side plate, which is used to vertically fix the slides in the slide cylinder 3 to facilitate the full immersion of the slides in the dyeing agent. The support structure includes a plurality of convex ribs 12 arranged on the opposite sides of the annular side plate of the slide cylinder 3. Adjacent two convex ribs 12 form a slot, and the slides can be inserted one by one into the slot, so that a plurality of slides can be loaded in the slide cylinder 3 to improve the dyeing efficiency.

[0033] In this embodiment, ten dyeing mechanisms are arranged. Each dyeing mechanism can perform dyeing with one kind of dyeing agent, thereby reducing the number of repeated cleaning, improving the dyeing efficiency, and reducing the frequent replacement of dyeing agents and waste. According to the actual situation, the number of dyeing mechanisms can also be increased or decreased accordingly.

[0034] The dyeing cylinder 2 is provided with an electromagnetic valve 13 at the liquid discharge port 4, and the liquid discharge port 4 can be opened to discharge the waste liquid after dyeing by opening the electromagnetic valve 13.

[0035] The waste liquid collecting mechanism comprises a water pump 14 and a liquid collecting tank 15 arranged inside the workbench main body 1, the input end of the water pump 14 is connected with the output side of the electromagnetic valve 13 through a pipeline, the output end of the water pump 14 is connected with a liquid inlet arranged on the liquid collecting tank 15 through a pipeline, and a waste liquid chamber for containing waste liquid is formed in the liquid collecting tank 15.

[0036] The workbench main body 1 is provided with a control panel 16 on the side facing the experimental personnel, the control panel 16 is used for controlling the start and stop of the electromagnetic valve 13 and the water pump 14; when discharging the liquid, the control panel 16 controls the electromagnetic valve 13 to be opened, and controls the water pump 14 to be started, so that the waste liquid is pumped out and collected in the liquid collecting tank 15, the waste liquid can be discharged without taking out the dyeing cylinder 2, and the waste liquid is prevented from dropping on the working surface of the workbench main body 1.

[0037] The above embodiments of the utility model are not the limitation of the protection scope of the utility model, the implementation mode of the utility model is not limited to this, and according to the above content of the utility model, according to the ordinary technical knowledge and the usual means in the art, other various forms of modification, replacement or change of the above structure of the utility model are made under the premise of not departing from the above basic technical thought of the utility model, and all should fall within the protection scope of the utility model.

Claims

1. A specimen staining clean bench for laboratory use comprising a worktable main body having a cavity formed therein, characterized in that, The workbench body is embedded with a dyeing mechanism on the working surface, the dyeing mechanism has a dyeing chamber formed inside, and the dyeing chamber has a liquid discharge port; a waste liquid collecting mechanism is arranged in the workbench body, and the liquid discharge port is connected with the waste liquid collecting mechanism through a pipeline; The dyeing mechanism comprises a dyeing cylinder, and the workbench body is provided with an embedding hole on the working surface for embedding the dyeing cylinder; the cylinder cavity of the dyeing cylinder serves as the dyeing chamber, and the dyeing cylinder is provided with a liquid discharge port communicating with the cylinder cavity; a slide cylinder is detachably arranged in the dyeing cylinder, and a slide chamber for accommodating slides is formed inside the slide cylinder, and the slide cylinder is provided with a plurality of liquid-permeable holes communicating with the slide chamber; The slide cylinder is provided with a slide fixing structure on the inner side for vertically fixing the slides in the slide cylinder; The slide fixing structure comprises a plurality of convex ribs arranged on opposite sides of the slide cylinder, and an insertion slot for inserting the slides is formed between adjacent two convex ribs.

2. The laboratory specimen staining clean bench of claim 1, wherein, The top of the dyeing cylinder protrudes from the workbench surface of the workbench body, and a stop ring is arranged on the outer side of the dyeing cylinder, which abuts against the workbench surface.

3. The laboratory specimen staining clean bench of claim 1, wherein, The dyeing cylinder is provided with an annular groove on the inner side of the cylinder port, and the dyeing cylinder is provided with a liquid discharge port on the bottom plate; the slide cylinder is provided with an annular flange on the outer side of the cylinder port, and the annular flange on the slide cylinder cooperates with the annular groove on the dyeing cylinder to enable the slide cylinder to be sleeved in the dyeing cylinder, and the sleeved slide cylinder and the dyeing cylinder form a gap for flowing dyeing agent.

4. The laboratory specimen staining clean bench of claim 1, wherein, The dyeing cylinder is detachably provided with a cylinder cover at the cylinder port.

5. A laboratory specimen staining clean bench according to any one of claims 1-4, characterized in that, An electromagnetic valve is arranged at the liquid discharge port; the waste liquid collecting mechanism comprises a water pump and a liquid collecting tank arranged in the workbench body, the input end of the water pump is connected with the output side of the electromagnetic valve through a pipeline, and the output end of the water pump is connected with a liquid inlet arranged on the liquid collecting tank through a pipeline.

6. The laboratory specimen staining clean bench of claim 5, wherein, A control panel is arranged on the side of the workbench body facing the experimental personnel, and the control panel controls the electromagnetic valve and the water pump.

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