WO2024021507A1

WO2024021507A1 - Combined cutting tool

Info

Publication number: WO2024021507A1
Application number: PCT/CN2022/142248
Authority: WO
Inventors: 陈轶铭; 陈伟星
Original assignee: 浙江微盾环保科技股份有限公司
Priority date: 2022-07-29
Filing date: 2022-12-27
Publication date: 2024-02-01
Also published as: CN218516890U

Abstract

The present invention relates to the technical field of cutting tools for medical waste disposal, and in particular to a combined cutting tool, which is arranged in an accommodation cavity for medical waste disposal and is used for the disposal of medical waste by crushing. The combined cutting tool comprises a main cutter set and several auxiliary cutters, wherein the main cutter set is arranged at the bottom of the accommodation cavity, and the central axis of the main cutter set coincides with the central axis of the accommodation cavity; and the several auxiliary cutters are arranged at intervals on an inner side wall of the accommodation cavity, and cutting parts of the several auxiliary cutters face the main cutter set in a horizontal direction. In this way, during the cutting of medical waste, there will be an accumulation at the middle position of the accommodation cavity, thereby improving the efficiency of the cutting tool during use.

Description

A combination tool

Technical field

The invention relates to the technical field of medical waste treatment cutters, specifically a combination cutter.

Background technique

In the prior art, when medical waste is processed, the medical waste needs to be crushed, and the crushing cutter in the prior art will not be able to crush the medical packaging bag during crushing, resulting in incomplete crushing, and Medical waste is prone to accumulation and affects processing efficiency, so there is a need for improvement. Contents of the invention

The object of the present invention is to provide a combined tool to solve the problems raised in the above background art.

A technical solution proposed by the present invention is: a combined cutter, which is arranged in a receiving cavity for medical waste treatment and used for crushing medical waste. It includes a main cutting knife set and a plurality of secondary cutting knives. The main cutting knife set The knife set is arranged at the bottom of the accommodation cavity, and the central axis of the main cutting blade set coincides with the central axis of the accommodation cavity, and a plurality of auxiliary cutting blades are arranged at intervals on the inner wall of the accommodation cavity, The cutting parts of a plurality of auxiliary cutting knives face the main cutting knife set in a horizontal direction.

The main cutting knife set includes a plurality of first knives and a plurality of second knives. The blades of each first knives are arranged in a horizontal direction. The blades of each second knives are oriented in a vertical direction. The first knives are arranged in a vertical direction. The cutter is arranged vertically below the second cutter.

The main cutting knife set also includes a mounting seat, the mounting seat is used to connect the driving component, a connecting column is provided on the side of the mounting seat away from the driving component, and there is a step between the connecting column and the mounting seat. A first tool holder is provided on the stepped surface. The first tool holder includes a connecting part and a mounting part. The two mounting parts are respectively arranged on both sides of the connecting part. The mounting part is used for installation. The first tool, the connecting part and the mounting base are detachably connected.

The main cutting knife set also includes a second knife holder, which is disposed on a side of the connecting portion away from the mounting seat, and is used to install the second knife.

The second tool holder is in the shape of a truncated cone, and the upper end of the truncated cone is provided with a gap. The second tool includes a connecting rod and vertical knives provided at both ends of the connecting rod. The connecting rod is provided at the gap.

The connecting part is provided with a first connection hole for connecting the mounting base, and the connecting part is fixedly connected to the mounting base through a first fastener; the mounting part is provided with a first connection hole for installing the first tool. In the second connection hole, the first tool is connected to the mounting part through a second fastener.

A washer is also provided between the second tool holder and the connecting part.

The second tool is tightly connected to the second tool holder through a third fastener, and the second tool holder is connected to the driving component through a fourth fastener.

The head of the fourth fastener is provided with a locking piece.

A plurality of third connection holes are formed on the first tool, and the third connection holes correspond to the second connection holes.

The present invention provides a combined cutter through improvements. Compared with the prior art, the present invention has the following improvements and advantages: the main cutting knife set is set at the center of the accommodation cavity, that is, the central axis of the main cutting blade set is in contact with the accommodation cavity. The central axes of the two are coincident, so that when cutting medical waste, there will be no accumulation in the middle of the holding chamber. When the main cutting knife group is rotating and cutting, the medical waste can be thrown toward the holding chamber due to the centrifugal effect. The side wall of the auxiliary cutting knife can be cut again under the action of the auxiliary cutting knife, and because the cutting part of the auxiliary cutting knife faces the main cutting knife set, the auxiliary cutting knife can cut small pieces under the synergy of the main cutting knife. The medical waste in the gap is broken and cut, thereby completely crushing and cutting the medical waste. During the rotation process, the main cutting knife group can cooperate with the side wall of the accommodation chamber to rub the medical waste, thereby rubbing the medical waste. Heat sterilization treatment.

Description of drawings

The present invention will be further explained below in conjunction with the accompanying drawings and examples:

Figure 1 is a schematic isometric structural diagram of the present invention;

Figure 2 is a front view of the present invention;

Figure 3 is a left side view of the present invention;

Figure 4 is an exploded view of the present invention;

Figure 5 is a top view of the present invention;

Figure 6 is a cross-sectional view at line A-A in Figure 5 .

Detailed ways

The core of the present invention is to provide a combined tool to solve the problems mentioned in the background art.

The present invention will be described in detail below with reference to the accompanying drawings 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

It should be noted that descriptions such as "first" and "second" used in the embodiments of the present invention are only for descriptive purposes and should not be understood as indicating or implying a limited number of technical features. Therefore, Features defined as “first” and “second” in each embodiment of this specification may indicate that they include at least one of the defined technical features.

The technical solutions between the various embodiments of the invention described in this specification can be combined with each other, but they must be based on the ability of a person of ordinary skill in the art to realize it. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that This combination of technical solutions does not exist.

As shown in Figures 1-6, a technical solution proposed by the present invention is a combination knife, which is arranged in a receiving cavity for medical waste treatment and used for crushing medical waste, including a main cutting knife set 100 and A plurality of auxiliary cutting knives 6, the main cutting knife set 100 is arranged at the bottom of the accommodation cavity, and the central axis of the main cutting blade set 100 coincides with the central axis of the accommodation cavity, and a plurality of auxiliary cutting blades 6 are arranged at intervals on the inner wall of the accommodation cavity, and the cutting parts of several auxiliary cutting knives 6 face the main cutting knife set 100 in the horizontal direction.

In the embodiment of the present invention, the main cutting knife set 100 is arranged at the center of the receiving chamber, that is, the central axis of the main cutting knife set 100 coincides with the central axis of the receiving chamber, so that when cutting medical waste, There will be no accumulation in the middle of the receiving chamber. When the main cutting knife unit 100 is rotating and cutting, due to the action of centrifugal force, the medical waste can be thrown toward the side wall of the receiving chamber, and then the medical waste can be discharged under the action of the auxiliary cutting knife 6 , cutting is performed again, and because the cutting part of the auxiliary cutting knife 6 faces the main cutting knife set 100, the auxiliary cutting knife 6 can crush and cut the medical waste in small gaps under the synergy of the main cutting knife. This completely crushes and cuts the medical waste, and during the rotation process, the main cutting knife set 100 can cooperate with the side wall of the holding chamber to rub the medical waste, thereby performing friction heat sterilization on the medical waste.

In one embodiment of the present invention, the main cutting knife set 100 includes a plurality of first knives 101 and a plurality of second knives 102. The cutting edges of each of the first knives 101 are arranged in the horizontal direction, and the blades of each of the second knives 102 are arranged horizontally. The blade of the cutter 102 faces in the vertical direction, and the first cutter 101 is disposed below the second cutter 102 in the vertical direction.

In this embodiment, the blade of the second cutter 102 is arranged in the vertical direction, so that the second cutter 102 can break the outer packaging of the medical waste during the rotary cutting process, and can crush the medical waste under the action of centrifugation. everted, so as to be further cut by the second cutter 101; the blade of the first cutter 101 is arranged along the horizontal direction, so that the blade of the first cutter 101 is opposite to the cutting part of the auxiliary cutting knife 6, so that the first cutter 101 and The auxiliary cutting knife 6 can cooperate with each other during the cutting process, so that when the first knife 101 is opposite to the auxiliary cutting knife 6 during the rotation, the first knife 101 can cooperate with the auxiliary cutting knife 6 to cut medical waste with a smaller volume. Crushing and cutting; when the first cutter 101 is not opposite to the auxiliary cutting knife 6, it can crush and cut medical waste with larger volume and harder hardness, so that the present invention can cut and crush various medical wastes. , improving the practicality of the present invention.

In one embodiment of the present invention, the main cutting blade set 100 further includes a mounting base 1, which is used to connect a driving component. An end of the mounting base 1 away from the driving component is provided with a connecting post 11. There is a stepped surface between the connecting column 11 and the mounting base 1, and a first tool holder 2 is provided on the stepped surface. The first tool holder 2 includes a connecting part 21 and a mounting part 22. The two mounting parts 22 are respectively provided on both sides of the connecting part 21. The mounting part 22 is used to install the first tool 101. The connecting part 21 is detachably connected to the mounting base 1.

In this embodiment, by providing the mounting base 1, the mounting base 1 is connected to the external driving component, and the first tool 101 is connected to the mounting base 1 through the first tool holder 2, thereby facilitating the installation of the first tool 101. And the mounting base 1 has a stepped surface, and the first tool holder 2 is installed on the stepped surface, thereby improving the compactness of the overall structure, and the mounting parts 22 are provided on both sides of the connecting part 21, and fix the first tool 100 on the mounting surface. part 22, and several first cutters 100 are connected to the mounting part 22 through a plurality of fasteners, thereby improving the cutting performance of the first cutters 100.

In one embodiment of the present invention, the main cutting knife set 100 further includes a second knife holder 3, which is disposed on the side of the connecting portion 21 away from the mounting base 1. The second tool holder 3 is used to install the second tool 5; the second tool holder 3 is in the shape of a truncated cone, and the upper end of the truncated cone is provided with a gap 31. The second tool 102 includes a connecting rod 51 and a connecting rod 51. There are vertical knives 52 at both ends of the connecting rod, and the connecting rod 51 is provided at the gap 31; the connecting portion 21 is provided with a first connecting hole 211 for connecting the mounting base 1, and the connecting portion 21 passes through the first connecting hole 211. The fastener 23 is fixedly connected to the mounting base 1; the mounting part 22 is provided with a second connection hole 221 for installing the first tool 101, and the first tool 101 is connected to the mounting base 1 through the second fastener 24. The mounting part 22 is connected; the second tool 102 is tightly connected to the second tool holder 3 through a third fastener 53 , and the second tool holder 3 is connected to the driving component through a fourth fastener 32 .

Further, in this embodiment, the second tool holder 3 is in contact with the connecting part 21, and the fastener is tightly connected to the rotating shaft 8 on the driving component through the central hole on the connecting column 11, thereby making The second knife holder 3 and the first knife holder 2 are arranged coaxially as a whole, so that the first knife 101 and the second knife 102 rotate coaxially to cut the medical waste, so that the medical waste crushed by the second knife 102 The first cutter 101 performs deeper crushing.

In one embodiment of the present invention, a gasket 36 is further provided between the second tool holder 3 and the connecting part 21 .

In this embodiment, a washer 36 is provided between the second tool holder 3 and the connecting part 21, so that the second tool holder 3 will not wear with the connecting part 21 during operation, thereby improving the efficiency of the second tool holder 3. 3 lifespan.

In one embodiment of the present invention, the head of the fourth fastener 32 is provided with a locking piece 33 .

By disposing the locking member 33 on the head of the fourth fastener 32 , the locking member 33 is sleeved on the head of the fourth fastener 32 , and the fourth fastener 32 is a hexagonal bolt. The ring is provided with a plurality of clamping slots, and the clamping slots are clamped with the corners of the hexagonal bolts, so that during the working process, the fourth fastener 32 will not loosen due to vibration, which improves the stability of the present invention.

The above descriptions are only preferred embodiments of the present invention, and do not limit the scope of patent protection of the present invention. Any equivalent structure or equivalent process transformation made by using the description and drawings of the present invention, or directly or indirectly applied in other Relevant technical fields are similarly included in the scope of patent protection of the present invention.

Claims

A combined knife is provided in a receiving cavity for medical waste treatment and used for crushing medical waste. It is characterized in that it includes a main cutting knife set and several auxiliary cutting knives, and the main cutting knife set is arranged in the The bottom of the accommodation cavity, and the central axis of the main cutting knife set coincides with the central axis of the accommodation cavity, a plurality of auxiliary cutting knives are arranged at intervals on the inner wall of the accommodation cavity, and a plurality of auxiliary cutting knives are arranged at intervals on the inner wall of the accommodation cavity. The cutting part faces the main cutting knife group in the horizontal direction.
A combination cutter according to claim 1, characterized in that: the main cutting cutter set includes a plurality of first cutters and a plurality of second cutters, the blades of each of the first cutters are arranged in a horizontal direction, and each The blade of the second tool faces in the vertical direction, and the first tool is disposed below the second tool in the vertical direction.
A combination knife according to claim 2, characterized in that: the main cutting knife set further includes a mounting seat (1), the mounting seat is used to connect the driving component, and the side of the mounting seat facing away from the driving component A connecting column (11) is provided. There is a stepped surface between the connecting column (11) and the mounting seat. A first tool holder is provided on the stepped surface. The first tool holder includes a connecting part and a mounting part. , the two mounting parts are respectively provided on both sides of the connecting part, the mounting part is used to install the first tool, and the connecting part is detachably connected to the mounting base.
A combination knife according to claim 3, characterized in that: the main cutting knife set further includes a second knife holder (3), and the second knife holder (3) is arranged on the connecting part (21) On the side away from the mounting seat (1), the second tool holder (3) is used to install the second tool (5).
A combination tool according to claim 4, characterized in that: the second tool holder is in the shape of a truncated cone, and the upper end of the truncated cone is provided with a gap (31), and the second tool (5) includes a connecting rod ( 51) and vertical knives (52) provided at both ends of the connecting rod, and the connecting rod (51) is provided at the gap (31).
A combination tool according to claim 3, characterized in that: the connecting part (21) is provided with a first connecting hole (211) for connecting the mounting base (1), and the connecting part (21) passes through The first fastener (23) is fixedly connected to the mounting base (1); the mounting part (22) is provided with a second connection hole (221) for mounting the first tool. (4) Connect to the mounting part (22) through the second fastener (24).
A combined tool according to claim 5, characterized in that a washer (36) is provided between the second tool holder (3) and the connecting part (21).
A combined tool according to claim 6, characterized in that: the second tool is tightly connected to the second tool holder (3) through a third fastener (53), and the second tool holder (3) Connect to the driving component through the fourth fastener (32).
A combination tool according to claim 8, characterized in that: the head of the fourth fastener (32) is provided with a locking member (33).
A combined tool according to claim 6, characterized in that: the first tool (4) is provided with a plurality of third connection holes (41), and the third connection holes (41) are connected to the third connection hole (41). The two connecting holes (221) correspond to each other.