One-way dust exhaust device for slicing machine and slicing machine

By installing a baffle plate inside the dust exhaust pipe of the slicer, unidirectional dust flow is achieved, solving the problem of dust backflow and improving cleaning efficiency and equipment lifespan.

CN223849428UActive Publication Date: 2026-01-30JINWAN GAOJING SOLAR ENERGY TECH CO LTD +1
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Patent Information

Application Number
CN202520472790.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-17
Publication Date
2026-01-30
Estimated Expiration
2035-03-17

AI Technical Summary

Technical Problem

The existing dust exhaust pipes of the slicer have the problem of dust backflow, which causes dust to easily accumulate on the walls of the exhaust pipes and form scale, requiring frequent disassembly and cleaning, which affects the production process.

Method used

Design a one-way dust removal device for a slicer. By setting multiple baffles arranged at intervals along the extension direction of the dust removal pipe inside the dust removal pipe, the dust can only flow from the dust inlet to the dust outlet. The backflowing dust is blocked by the baffles and prevented from flowing back.

Benefits of technology

It effectively avoids dust backflow, reduces the risk of pipe blockage, improves cleaning efficiency, reduces cleaning frequency, maintains the cleanliness of the slicer, and extends its service life.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of slicer dust discharge, in particular to a one-way dust discharge device for a slicer and the slicer, the one-way dust discharge device for the slicer structurally comprises a dust discharge pipeline main body, two ends of the dust discharge pipeline main body are respectively provided with a dust inlet end and a dust outlet end; the dust discharging pipeline main body is provided with a dust inlet end and a dust outlet end, the intercepting plates are arranged in the dust discharging pipeline main body, the intercepting plates are arranged at intervals in the extending direction of the dust discharging pipeline main body, and the intercepting plates incline from the dust inlet end to the dust outlet end. According to the one-way dust exhaust device for the slicing machine and the slicing machine, the problem that dust flows back in a dust exhaust pipeline of an existing slicing machine can be solved.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of dust removal of a slicing machine, in particular to a one-way dust removal device for a slicing machine. BACKGROUND

[0002] The dust removal process of the slicing machine is an important link in the slicing production process, and is of great significance to maintaining the cleanliness of the slicing machine, reducing maintenance frequency and prolonging the service life thereof.

[0003] At present, most slicing machines adopt a chimney type straight-through mode for dust removal, and the dust can flow bidirectionally in the dust removal pipeline. Therefore, this design has the risk of external dust entering the slicing machine when the slicing machine is stopped, and the dust is easy to accumulate on the dust removal pipe wall to form scaling, thereby causing the dust removal pipeline to need to be frequently disassembled and cleaned, which brings many inconveniences to the production process. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the purpose of the present application is to provide a one-way dust removal device for a slicing machine and a slicing machine, so as to solve the problem of dust backflow in the dust removal pipeline of the existing slicing machine.

[0005] According to the first aspect of the present application, a one-way dust removal device for a slicing machine is provided, wherein the one-way dust removal device for the slicing machine comprises: a dust removal pipeline main body, the two ends of which are respectively provided as a dust inlet end and a dust outlet end; and a plurality of flow interception plates, which are arranged in the interior of the dust removal pipeline main body, the plurality of flow interception plates are arranged at intervals along the extension direction of the dust removal pipeline main body, and the flow interception plates are inclined from the dust inlet end to the dust outlet end.

[0006] Preferably, the dust removal pipeline main body comprises: a frame portion, in the interior of which the plurality of flow interception plates are installed; and a box portion, which is covered outside the frame portion, the box portion is detachably connected with the frame portion, and the dust inlet end and the dust outlet end are communicated with the box portion.

[0007] Preferably, the box portion comprises: a first side plate, which is connected with the frame portion and synchronously moves with the frame portion; a second side plate, which is arranged opposite to the first side plate, the bottom of the second side plate is provided with a slide rail, the slide rail is perpendicular to the plate surface of the second side plate, and the frame portion is arranged on the slide rail; a third side plate, which is pivotally connected with the second side plate, the third side plate is connected with the first side plate through a lock catch; and a fourth side plate, which is arranged opposite to the third side plate, the fourth side plate is pivotally connected with the second side plate, and the fourth side plate is connected with the first side plate through a lock catch.

[0008] Preferably, the side surface of the first side plate away from the second side plate is provided with a handle.

[0009] Preferably, the box part further comprises a bottom plate, the outer periphery of the bottom plate being connected with the bottom edge of the second side plate, the middle part of the bottom plate being formed with a bottom through hole; and a top plate, the outer periphery of the top plate being connected with the top edge of the second side plate, the middle part of the top plate being formed with a top through hole; the bottom through hole being communicated with one of the dust inlet end or the dust outlet end, and the top through hole being communicated with the other of the dust inlet end or the dust outlet end.

[0010] Preferably, the frame part is a cuboid frame, and a plurality of the flow interception plates are alternately installed on the opposite two sides of the frame part along the length direction of the frame part.

[0011] Preferably, the flow interception plate is formed with a horizontal plate part and an inclined plate part, the horizontal plate part being connected with the frame part, and the included angle between the inclined plate part and the horizontal plate part being 30° to 45°.

[0012] Preferably, the lower part of the dust exhaust pipeline body is provided with a support foot, so that the bottom end of the dust exhaust pipeline body is suspended.

[0013] Preferably, the dust inlet end and the dust outlet end are provided with flanges.

[0014] According to the second aspect of the present application, a slicing machine is provided, wherein the slicing machine comprises a slicing machine body and the one-way dust exhaust device for slicing machine as described above, and the dust inlet end of the one-way dust exhaust device for slicing machine is connected with the slicing machine body.

[0015] The one-way dust exhaust device for slicing machine and the slicing machine of the present application have the following advantages: the two ends of the dust exhaust pipeline body are respectively the dust inlet end and the dust outlet end; a plurality of flow interception plates are arranged in the interior of the dust exhaust pipeline body; the plurality of flow interception plates are arranged at intervals along the extension direction of the dust exhaust pipeline body and are inclined from the dust inlet end to the dust outlet end; in this way, the dust can flow from the dust inlet end to the dust outlet end, and the dust in the dust outlet end is blocked by the flow interception plates when flowing in the opposite direction, thereby avoiding the problem of dust backflow in the dust exhaust pipeline of the existing slicing machine.

[0016] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some of the embodiments of the present application, and therefore should not be considered as limiting the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0018] Fig. 1 is a schematic view of a one-way dust exhaust device for a slicing machine according to the present application.

[0019] Fig. 2 is a schematic view of a one-way dust exhaust device for a slicing machine according to the present application from another angle.

[0020] Fig. 3 is a schematic view of a part of structure of a one-way dust exhaust device for a slicing machine according to the present application.

[0021] Reference signs: 1 - dust exhaust duct main body; 11 - box body part; 110 - slide rail; 111 - first side plate; 112 - second side plate; 113 - third side plate; 114 - fourth side plate; 115 - bottom plate; 116 - top plate; 12 - frame part; 120 - lock catch; 2 - dust inlet end; 3 - dust outlet end; 4 - intercepting plate; 41 - horizontal plate part; 42 - inclined plate part; 5 - foot stand; 6 - flange plate; 7 - handle. DETAILED DESCRIPTION

[0022] The following detailed description is provided to help the reader obtain a complete understanding of the methods, devices, and / or systems described herein. However, various changes, modifications, and equivalents of the methods, devices, and / or systems described herein will be apparent after an understanding of the disclosure of the present application. For example, the order of the operations described herein is merely an example, and is not limited to the order set forth herein, but, except for operations that must occur in a specific order, changes that will be apparent after an understanding of the disclosure of the present application can be made. In addition, the description of features known in the art can be omitted in order to improve clarity and conciseness.

[0023] The features described herein can be implemented in different forms and should not be construed as being limited to the examples described herein. Rather, the examples described herein have been provided merely to show some of the many ways in which the methods, devices, and / or systems described herein can be implemented after an understanding of the disclosure of the present application.

[0024] Throughout the specification, when an element (such as a layer, region or substrate) is referred to as being "on" another element, "connected to" another element, "coupled to" another element, "adjacent to" another element, "on top of" another element, or terms similar thereto, it is understood that an intervening element may be present or absent. For example, if a layer is described as being "on" a substrate, it is understood that an intervening layer may be present or absent. In contrast, when an element is referred to as being "directly on," "directly connected to," "directly coupled to," "directly adjacent to," "directly on top of," or terms similar thereto, it is understood that no intervening element is present.

[0025] As used herein, the term "and / or" includes any one of the listed items and any combination of two or more of the listed items.

[0026] Although terms such as "first" and "second" and "third" can be used herein to describe various components, assemblies, regions, layers or sections, these components, assemblies, regions, layers or sections are not limited by these terms. Rather, these terms are only used to distinguish one component, assembly, region, layer or section from another component, assembly, region, layer or section. Thus, a component, assembly, region, layer or section referred to as a first component, assembly, region, layer or section in one example described herein can also be referred to as a second component, assembly, region, layer or section in another example without departing from the teachings of the examples.

[0027] Spatially relative terms, such as "on", "upper", "lower", "above", "below", "top", "bottom", and the like, can be used herein for ease of description to describe one element or feature's relationship to another element(s) or feature(s) as illustrated in the figures. Such spatially relative terms can be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" other elements or features would then be oriented "below" other elements or features. Thus, the term "above" can encompass both an orientation of above and below. The device can be otherwise oriented (e.g., rotated 90 degrees or at other orientations) and the spatially relative terms used herein interpreted accordingly.

[0028] The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of examples. As used herein, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," "including," and the like are inclusive and open-ended and specify the presence of stated features, integers, operations, members, elements, and / or groups but do not preclude the presence or addition of one or more other features, integers, operations, members, elements, and / or groups thereof.

[0029] Variations in the shapes illustrated in the drawings can occur as a result of manufacturing processes and / or tolerances. Thus, the examples described herein are not limited to the specific shapes illustrated in the drawings, but include variations in shapes that occur during manufacturing.

[0030] Features of the examples described herein can be combined with one another as would be apparent to one of ordinary skill in the art after understanding the disclosure provided herein. Furthermore, although examples are described as having various configurations, other configurations can also be utilized as would be apparent to one of ordinary skill in the art after understanding the disclosure provided herein.

[0031] As Figs. 1-3 shown, a one-way dust discharging device for a slicing machine is provided according to a first aspect of the present application. The one-way dust discharging device for the slicing machine comprises a dust discharging pipeline body 1 and a flow interception plate 4.

[0032] In the following description, reference will be made to Figs. 1-3 The specific structure of the above components of the one-way dust discharging device for the slicing machine and the connection relationship of the above components will be specifically described.

[0033] As Figs. 1-3 shown, in the embodiment, the dust discharging pipeline body 1 can be formed as a tubular structure. Two ends of the dust discharging pipeline body 1 can be respectively provided as a dust inlet end 2 and a dust outlet end 3, i.e. the dust can enter the dust discharging pipeline body 1 through the dust inlet end 2 and be discharged from the dust discharging pipeline body 1 through the dust outlet end 3. A plurality of flow interception plates 4 can be arranged inside the dust discharging pipeline body 1. Preferably, the plurality of flow interception plates 4 can be arranged at intervals along the extension direction of the dust discharging pipeline body 1. The flow interception plates 4 can be inclined from the dust inlet end 2 to the dust outlet end 3, so that the dust can flow from the dust inlet end 2 to the dust outlet end 3, and the dust at the dust outlet end 3 is blocked by the flow interception plates 4 when flowing in the opposite direction, thereby avoiding the occurrence of dust backflow.

[0034] Preferably, as Figs. 1-3As shown in the embodiments, the dust removal pipeline body 1 can include a frame part 12 and a box part 11. The box part 11 can be approximately cuboid in shape. The box part 11 is covered outside the frame part 12, and the frame part 12 can be a cuboid frame. The frame part 12 can be used to install the intercepting plate 4, and a plurality of intercepting plates 4 can be fixed together through the frame part 12. The box part 11 can be detachably connected with the frame part 12, so that the frame part 12 and the intercepting plate 4 can be easily taken out from the box part 11 by the operator for cleaning. The dust outlet end 2 and the dust outlet end 3 can be communicated with the box part 11. The dust discharged by the microtome enters the box part 11 through the dust inlet end 2, passes through a plurality of intercepting plates 4 inside the frame part 12, finally reaches the dust outlet end 3, and is discharged from the box part 11.

[0035] Preferably, as Figs. 1-3 As shown in the embodiments, the box part 11 can include a first side plate 111, a second side plate 112, a third side plate 113, and a fourth side plate 114. The first side plate 111 and the second side plate 112 are arranged opposite to each other, and the third side plate 113 and the fourth side plate 114 are arranged opposite to each other, thereby forming a cuboid pipeline space. The first side plate 111 can be welded with the frame part 12, so that the first side plate 111 can move synchronously with the frame part 12. When the first side plate 111 is pulled, the frame part 12 and the intercepting plate 4 inside the box part 11 can be taken out together.

[0036] A strip-shaped slide rail 110 can be arranged at the bottom of the second side plate 112, and the slide rail 110 can be vertically connected to the plate surface of the second side plate 112. The bottom end of the frame part 12 can be arranged on the slide rail 110, so that the frame part 12 can slide along the slide rail 110, thereby facilitating the taking out of the frame part 12. Further, preferably, a rectangular door frame structure can be arranged on the side of the box part 11 provided with the first side plate 111. One end of the slide rail 110 can be welded with the plate surface of the second side plate 112, and the other end of the slide rail 110 can be arranged on the door frame structure, thereby fixing the slide rail 110.

[0037] Preferably, the third side plate 113 and the fourth side plate 114 are arranged on the two sides of the second side plate 112, respectively. The third side plate 113 and the fourth side plate 114 can be pivotally connected with the side edges of the second side plate 112 through hinges. The third side plate 113 and the fourth side plate 114 can be provided with a lock catch 120 near the side edges of the first side plate 111, so that the third side plate 113 and the fourth side plate 114 can be connected with the first side plate 111 through the lock catch 120, thereby fixing the position of the first side plate 111.

[0038] Specifically, as Figs. 1-3As shown, in this embodiment, the side of the first side plate 111 away from the second side plate 112 may be provided with a handle 7 for the operator to grip. There may be two handles 7, which may be arranged at intervals in the vertical direction to facilitate the operator to remove the first side plate 111 together with the frame portion 12.

[0039] Preferably, in this embodiment, the latches 120 can be disposed on both sides of the first side plate 111. The latches 120 can include a first locking portion and a second locking portion capable of locking and engaging with each other. The first locking portion can be installed on the side of the third side plate 113 and the fourth side plate 114 near the first side plate 111, while the second locking portion can be installed on the side of the first side plate 111 near the third side plate 113 and the fourth side plate 114, thereby fixing the first side plate 111 to the third side plate 113 and the fourth side plate 114. Preferably, the number of latches 120 can be four, with two latches 120 disposed on the side of the first side plate 111 near the third side plate 113 and spaced apart along the height direction, and the other two latches 120 disposed on the side of the first side plate 111 near the fourth side plate 114 and spaced apart along the height direction.

[0040] This design requires the operator to unlock the four latches 120 before removing the frame section 12, and then pivot the third side plate 113 and the fourth side plate 114 until they no longer interfere with the first side plate 111. Afterward, the frame section 12 can be slid along the slide rail 110 by dragging the handle 7 on the first side plate 111, allowing the baffle plate 4 to be removed from the inside of the housing section 11 for easy cleaning.

[0041] Preferred, such as Figs. 1-3 As shown, in this embodiment, the housing portion 11 may further include a bottom plate 115 and a top plate 116. The outer periphery of the bottom plate 115 can be connected to the bottom edge of the second side plate 112, and the bottom plate 115 and the second side plate 112 can be integrally formed. A bottom through-hole for dust circulation can be formed in the middle of the bottom plate 115. The outer periphery of the top plate 116 can be connected to the top edge of the second side plate 112, and the top plate 116 and the second side plate 112 can be integrally formed. A top through-hole for dust circulation can be formed in the middle of the top plate 116.

[0042] During use, the bottom through-hole can be connected to either the dust inlet end 2 or the dust outlet end 3, while the top through-hole can be connected to the other of the dust inlet end 2 or the dust outlet end 3, thereby allowing dust to flow along the length of the housing portion 11. Preferably, in an embodiment, the dust inlet end 2 can be connected to the top through-hole, and the dust outlet end 3 can be connected to the bottom through-hole.

[0043] Preferably, as shown in Fig. 1 and Fig. 2 In an embodiment, the dust inlet end 2 can include a first tubular portion and a flange 6. The top end of the first tubular portion can be connected to the flange 6, and the bottom end of the first tubular portion can be connected to the top plate 116 of the box portion 11. The dust outlet end 3 can include a second tubular portion and a flange 6. The top end of the second tubular portion can be connected to the bottom plate 115 of the box portion 11, and the bottom end of the second tubular portion can be connected to the flange 6. In this way, the box portion 11 can be easily connected to the microtome and other dust conveying pipelines.

[0044] Preferably, as shown in Fig. 3 In an embodiment, the frame portion 12 can be a cuboid frame, so that the interior of the frame portion 12 is suitable for installing the intercepting plate 4, and the frame portion 12 is suitable for cooperating with the sliding rail 110. The intercepting plate 4 can be a rectangular plate member bent at an angle. Specifically, the intercepting plate 4 can include a horizontally arranged horizontal plate portion 41 and an obliquely arranged inclined plate portion 42. The horizontal plate portion 41 can be welded to the frame portion 12, and the inclined plate portion 42 can be suspended inside the frame portion 12.

[0045] Further, preferably, in an embodiment, a plurality of intercepting plates 4 can be alternately welded to the opposite two sides of the frame portion 12 along the length direction of the frame portion 12. In this way, when the dust passes through the frame portion 12, it needs to sequentially contact the inclined plate portions 42 of all the intercepting plates 4. Since the intercepting plates 4 are inclined from the dust inlet end 2 to the dust outlet end 3, the dust flowing from the dust inlet end 2 to the dust outlet end 3 can smoothly flow under the guiding action of the inclined plate portions 42. The dust flowing from the dust outlet end 3 to the dust inlet end 2 will be affected by the guiding action of the inclined plate portions 42 and cannot pass through the frame portion 12.

[0046] Further preferably, in an embodiment, the inclination angle of the intercepting plate 4, i.e., the included angle between the inclined plate portion 42 and the horizontal plate portion 41, can be 30° to 45°. In this way, the intercepting plate 4 can have a better effect of blocking the reverse flow of dust, and can have a higher flow efficiency when the dust flows in the forward direction, avoiding the accumulation of dust.

[0047] Preferably, as shown in Figs. 1-3As shown, in the embodiment, a foot stand 5 for supporting can also be arranged at the lower part of the dust exhaust pipe body 1. The foot stand 5 can be a four-foot stand 5, i.e. the foot stand 5 is installed at the four top corners of the bottom plate 115 of the box part 11, thereby supporting the box part 11, so that the bottom end of the dust exhaust pipe body 1 can be suspended, to facilitate the connection of the flange plate 6 at the bottom of the dust exhaust pipe body 1 with other components. The one-way dust exhaust device for the slicing machine can be fixed to the ground by the foot stand 5.

[0048] In addition, according to the second aspect of the present application, a slicing machine is provided, which comprises a slicing machine body and the one-way dust exhaust device for the slicing machine as described above. A flange plate 6 can also be installed at the dust exhaust part of the slicing machine body, so that the slicing machine body can be connected with the flange plate 6 of the dust inlet end 2 of the one-way dust exhaust device for the slicing machine through bolts.

[0049] During use, the one-way dust exhaust device for the slicing machine can realize one-way dust exhaust, avoiding the phenomenon of reverse flow of dust into the slicing machine. The flow cutoff plate 4 realizes the blocking of the reverse flow of dust, greatly reducing the risk of pipe blockage relative to the straight-through pipe. At the same time, in the one-way dust exhaust device for the slicing machine, the flow cutoff plate 4 is installed in the frame part 12, and the frame part 12 and the box part 11 are designed to be detachable. When cleaning, only the frame part 12 needs to be removed to clean all the flow cutoff plates 4, without the need to disassemble the entire device, realizing quick cleaning of the dust attached inside and improving the dust cleaning efficiency.

[0050] Finally, it should be noted that: the above-described embodiments are merely specific embodiments of the present application, used to illustrate the technical solutions of the present application, and are not limiting, the protection scope of the present application is not limited thereto, although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand: any person skilled in the art within the technical scope disclosed by the present application, they can still modify or easily think of changes to the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features; and these modifications, changes or replacements do not make the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application, and all should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A one-way dust exhaust device for a microtome, characterized by, The one-way dust exhaust device for the slicing machine comprises: a dust exhaust pipe body, two ends of which are respectively provided as a dust inlet end and a dust outlet end; and a plurality of flow interception plates, which are arranged in the dust exhaust pipe body, and are spaced along the extension direction of the dust exhaust pipe body, and are inclined from the dust inlet end to the dust outlet end.

2. The one-way dust discharging device for microtome according to claim 1, characterized in that, The dust exhaust pipe body comprises: a frame part, in which the flow interception plates are installed; and a box part, which is arranged outside the frame part, and is detachably connected with the frame part, and the dust inlet end and the dust outlet end are communicated with the box part.

3. The unidirectional dust discharge device for a microtome according to claim 2, characterized in that The box part comprises: a first side plate, which is connected with the frame part, and synchronously moves with the frame part; a second side plate, which is arranged opposite to the first side plate, and has a slide rail at the bottom, which is perpendicular to the plate surface of the second side plate, and the frame part is arranged on the slide rail; a third side plate, which is pivotally connected with the second side plate, and is connected with the first side plate through a lock buckle; and a fourth side plate, which is arranged opposite to the third side plate, and is pivotally connected with the second side plate, and is connected with the first side plate through a lock buckle.

4. The one-way dust exhaust device for a microtome according to claim 3, characterized in that The side of the first side plate, which is away from the second side plate, is provided with a handle.

5. The one-way dust exhaust device for a microtome according to claim 3, wherein The box part further comprises: a bottom plate, the outer periphery of which is connected with the bottom edge of the second side plate, and the middle part of which is formed with a bottom through hole; and a top plate, the outer periphery of which is connected with the top edge of the second side plate, and the middle part of which is formed with a top through hole; the bottom through hole is communicated with one of the dust inlet end or the dust outlet end, and the top through hole is communicated with the other one of the dust inlet end or the dust outlet end.

6. The one-way dust exhaust device for a microtome according to claim 2, wherein The frame part is a cuboid frame, and the flow interception plates are alternately installed on the opposite two sides of the frame part along the length direction of the frame part.

7. The one-way dust exhaust device for a microtome according to claim 6, wherein The flow interception plate is formed with a horizontal plate part and an inclined plate part, the horizontal plate part is connected with the frame part, and the included angle between the inclined plate part and the horizontal plate part is 30° to 45°.

8. The unidirectional dust discharge device for a microtome according to any one of claims 1 to 7, characterized in that The lower part of the dust exhaust pipe body is provided with a support stand, so that the bottom end of the dust exhaust pipe body is suspended.

9. The unidirectional dust discharge device for a microtome according to any one of claims 1 to 7, characterized in that The dust inlet end and the dust outlet end are provided with flanges.

10. A microtome, characterized by The slicing machine comprises a slicing machine body and the one-way dust exhaust device for the slicing machine according to any one of claims 1 to 9, and the slicing machine body is connected with the dust inlet end of the one-way dust exhaust device for the slicing machine.