CN218195308U - Cutter convenient for force application - Google Patents

Abstract

The application discloses a cutter facilitating force application, which comprises a cutter body and a cutter handle, wherein a cutter edge part is arranged at the bottom of the cutter body, a cutter handle is arranged at the cutter root end of the cutter body and is fixed in the cutter handle, the cutter handle comprises a holding part and a hand guard fixedly connected to the front end of the holding part, and the hand guard is connected with the cutter root end; the utility model discloses a sword root end, including sword root end, thumb helping hand pressing part, the portion of gripping is equipped with from the top undercut and presses the depressed area with pointing, the front end that presses the depressed area with pointing forms thumb helping hand and presses the splenium, thumb helping hand pressing part orientation sword root end downwardly extending in an inclined manner so that apply in the effort that thumb helping hand pressed the splenium can pass through the hand protector keeps off and acts on the sword root end. The utility model discloses a thumb helping hand of cutter presses the splenium to press the finger pressure position that the handle of a knife provided safe and the application of force of being convenient for the thumb, and structural design is reasonable, accords with ergonomic design, increases the travelling comfort of gripping with the application of force, reduces the tired sense of holding the sword operation, protection thumb joint.

Description

Cutter convenient for force application

Technical Field

The application relates to the technical field of kitchen utensils, in particular to a cutter facilitating force application.

Background

The knife is an indispensable tool in daily life of families, and a plurality of knives such as fruit knives and kitchen knives are often required to be equipped. The cutter usually includes cutter body and handle of a knife, and the handle of a knife is installed on the rear end handle of a knife of cutter body, and in order to facilitate the gripping, increase and feel, the handle of a knife is wooden or other non-metallic material usually. In order to increase cutting force, the thumb is often pressed on the knife body to apply force when people cut vegetables and the like, but discomfort and fatigue are brought to the thumb, the knife holding posture which facilitates force application is difficult to maintain for a long time, and the thumb joint can be ache, damaged and the like in severe cases. In addition, in the vegetable cutting process, the knife root end is easy to rub with a plurality of parts of the tiger mouth of the finger, so that pain or skin breaking is caused. In addition, once hands are stained with oil and water, the knife handle is easy to slip off from the hands, so that the cutting processing of food materials is influenced, and certain dangerousness is also provided.

SUMMERY OF THE UTILITY MODEL

The present application provides a tool that facilitates application of force to address at least one of the above technical problems.

The technical scheme adopted by the application is as follows:

a cutter facilitating force application comprises a cutter body and a cutter handle, wherein a cutter edge part is arranged at the bottom of the cutter body, a cutter handle is arranged at the cutter root end of the cutter body and is fixed in the cutter handle, the cutter handle comprises a holding part and a hand guard fixedly connected to the front end of the holding part, and the hand guard is connected with the cutter root end; the utility model discloses a sword root end, including sword root end, thumb helping hand pressing part, the portion of gripping is equipped with from the top undercut and presses the depressed area with pointing, the front end that presses the depressed area with pointing forms thumb helping hand and presses the splenium, thumb helping hand pressing part orientation sword root end downwardly extending in an inclined manner so that apply in the effort that thumb helping hand pressed the splenium can pass through the hand protector keeps off and acts on the sword root end.

The cutter that facilitates application of force in this application also has the following additional technical features:

the width dimension of the cutter head end of the cutter body is smaller than the width dimension of the cutter root end.

The blade part is arranged from the blade root end to the blade head end and is in a structure which is tilted upwards compared with the horizontal plane.

The depth of the finger-pressing depressed area is gradually reduced from the front end to the rear end so that the rear end of the finger-pressing depressed area is a smooth and level cut.

The holding part is arranged from the front end to the rear end and is in a structure tilting upwards in an inclined way compared with the horizontal plane.

The holding part is of a gradually thickened structure from the front end to the rear end.

The joint position of the blade part and the blade root end is provided with a first fillet part.

The hand guard is higher than the first fillet part along the lowest position on the width direction of the cutter root end.

The hand protection block is provided with a connecting surface facing the cutter body and a hand protection surface deviating from the cutter body, and the hand protection surface is an arc-shaped surface.

The hand guard block is integrally connected with the holding part, and a second round corner part is arranged at the joint position of the hand guard surface and the holding part.

Due to the adoption of the technical scheme, the technical effects obtained by the application are as follows:

1. in the cutter of convenient application of force that this application provided, at first, be equipped with from the sunken finger pressure depressed area of top undercut through making the portion of gripping, be convenient for finger hasp is at the finger pressure depressed area to increase and point between frictional force, improve the antiskid of handle of a knife and take off the performance. Secondly, the front end of acupressure depressed area forms the thumb helping hand and presses the splenium, and the thumb helping hand presses the splenium to press the finger pressure position that the handle of a knife provided safety and the application of force of being convenient for the thumb, and structural design is reasonable, accords with ergonomic design, increases the travelling comfort of gripping with the application of force, reduces the tired sense of holding the sword operation, protection thumb joint. The most commonly used position of cutting edible material is the part of sword root department that is close to of cutting edge portion, consequently, the thumb helping hand is pressed the splenium and is extended downwards towards sword root end slant, the thumb helping hand of being convenient for is pressed the splenium and the oblique downward application of force, and make and apply the oblique decurrent effort of pressing the splenium at the thumb helping hand and can keep off the effect at sword root end through the hand protector, the benefit of this kind of design lies in, the hand protector keeps off not only to have the guard action to finger tiger's mouth in order to prevent sword root end and finger tiger's mouth friction, can also become the power transmission structure of thumb to sword root end application of force, the effort that makes the thumb apply pressing the splenium at thumb helping hand is kept off through the hand protector and is concentrated to sword root end, increase the cutting dynamics of sword root end and the cutting edge department that is close to sword root end department, make the cutting handle edible material joyful more relaxed.

2. As an optimal mode of this application, through making the width size of the tool bit end of the cutter body be less than the width size of sword root end, the focus of the cutter body of being convenient for is closer to the sword root end to the use and the application of force of multiple processing modes such as the cutter body rear end of being convenient for stabs, cuts, chops makes the cutter body accord with the use habit that utilizes cutter body rear end cutting to eat the material more, also can make the thumb pass through the thumb helping hand and press the splenium, the helping hand that the hand protector kept off and transmits to the sword root end obtains make full use of.

3. As a preferred mode of the present application, the depth of the finger-pressing recessed area gradually decreases from the front end to the rear end so that the rear end of the finger-pressing recessed area is a smooth and level cut, on one hand, the depth of the finger-pressing recessed area is deep at the front end and shallow at the rear end, which is convenient for applying force to the front cutter body when holding, and can also increase the difficulty of slipping the cutter handle from the hand; on the other hand, the back end of the finger-pressing depressed area is a smooth and level cut, which is also beneficial to improving the aesthetic property and the holding hand feeling of the cutter.

4. As a preferable aspect of the present invention, the grip portion is configured to tilt upward from the front end to the rear end to an oblique direction with respect to the horizontal plane, so that the present invention is more ergonomic and more favorable for restricting the lateral release of the holder. In addition, the holding part is of a structure which is gradually thickened from the front end to the rear end, namely the radial section area of the tool shank is slightly increased from front to back, and the rear part of the tool shank is slightly larger than the diameter of a palm center after holding, so that the sliding of the tool shank is limited, and the anti-slipping performance of the tool shank is further improved.

5. In a preferred embodiment of the present invention, the first rounded portion is provided at the joint position between the cutting edge portion and the base end, so that the cutting edge portion and the base end are smoothly transited, and the position is ensured to have no sharp protrusion and to be unearthed and not sharp so as to not hurt hands.

Further, the hand guard keeps off and is higher than first fillet portion along the extreme lower position on the sword root end width direction, can protect finger tiger's mouth, when the longer edible material of cutting through the cutting edge portion that is close to the sword root end, the hand guard can not hinder the cutting edge portion to eat the material cutting.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a first schematic structural diagram of a cutting tool provided in an embodiment of the present application;

FIG. 2 is an exploded view of a tool provided in an embodiment of the present application;

FIG. 3 is a first schematic structural diagram of a tool holder provided in an embodiment of the present application;

FIG. 4 is a first schematic structural diagram of a cutter body according to an embodiment of the present disclosure;

FIG. 5 is a schematic diagram of a force-bearing structure of a tool provided in an embodiment of the present application;

fig. 6 is a second schematic structural view of a cutter body provided in the present application;

FIG. 7 is a second schematic structural diagram of a cutting tool according to an embodiment of the present application;

FIG. 8 isbase:Sub>A cross-sectional view of the structure of FIG. 7 at A-A;

FIG. 9 is a cross-sectional view of the structure of FIG. 7 at B-B;

FIG. 10 is a cross-sectional view of the structure of FIG. 7 at C-C;

fig. 11 is a schematic structural diagram ii of a tool shank provided in an embodiment of the present application.

Reference numerals:

1, a cutter body, 11 cutter edge parts, 12 cutter handles, 13 cutter root ends, 14 cutter head ends and 15 first round corner parts;

2, a handle, 21 a holding part, 22 a hand guard, 221 a connecting surface, 222 a hand guard surface, 23 a finger pressing concave area, 231 a thumb assisting pressing part and 24 a second rounded part.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it should be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", "transverse", "longitudinal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the embodiments of the present application, a tool for facilitating force application is provided, and for convenience of description and understanding, the following contents are provided on the basis of the structure of the illustrated product. Of course, it is understood by those skilled in the art that the above-described structure is only used as a specific example and illustrative illustration, and does not constitute a specific limitation to the technical solution provided by the present application.

As shown in fig. 1 to 4, a cutter facilitating force application comprises a cutter body 1 and a cutter handle 2, wherein a cutter edge part 11 is arranged at the bottom of the cutter body 1, a cutter handle 12 is arranged at a cutter root end 13 of the cutter body 1, the cutter handle 12 is fixed in the cutter handle 2, the cutter handle 2 comprises a holding part 21 and a hand guard 22 fixedly connected to the front end of the holding part 21, and the hand guard 22 is connected with the cutter root end 13; the grip portion 21 is provided with a finger pressing recessed area 23 recessed downward from the top, the front end of the finger pressing recessed area 23 forms a thumb assisting pressing portion 231, and the thumb assisting pressing portion 231 extends obliquely downward toward the blade root end 13 so that the acting force applied to the thumb assisting pressing portion 231 can act on the blade root end 13 through the hand guard 22.

In the cutter that this application provided, at first, through making the portion of gripping 21 be equipped with from top undercut's finger pressure depressed area 23, the finger hasp of being convenient for is at finger pressure depressed area 23 to make the portion of gripping 21 form unsmooth formula surface, and then increase the frictional force between its and the finger, improve handle of a knife 2's anti-slipping performance, take off the hand when avoiding the cutter to use as far as possible.

Secondly, the front end of the finger pressing depressed area 23 forms a thumb assisting pressing part 231, the thumb assisting pressing part 231 provides a safe and force-applying finger pressing position for the thumb to press the knife handle 2, the structural design is reasonable, the design accords with the ergonomic design, the comfort of holding and applying force is increased, the fatigue of knife holding operation is reduced, and the thumb joint is protected.

As can be understood by those skilled in the art, the most commonly used part for cutting food materials is the part of the knife edge part 11 close to the knife root end 13, which is closer to the hand of a human body and is easier to apply force, so that the thumb assisting pressing part 231 extends obliquely downwards towards the knife root end 13, the thumb pressing part 231 can be conveniently pressed by the thumb and can apply force obliquely downwards, and the oblique downward force applied to the thumb pressing part 231 can be applied to the knife root end 13 through the hand guard 22. For understanding, as shown in fig. 5, the present application schematically illustrates a force F applied to the thumb press 231, and the force F is required to be in a direction obliquely downward toward the cutter body 1 according to the habit of cutting vegetables obliquely downward and forward, and the force F passes through the hand guard 22 and acts on the blade root end 13, and the hand guard 22 is a force transmission structure of the force F.

As a preferred embodiment of the present application, as shown in fig. 4, the width dimension of the bit end 14 of the cutter body 1 may be made smaller than the width dimension of the root end 13.

As can be understood by those skilled in the art, the width of the blade end 14 of the blade body 1 is smaller than the width of the blade root end 13, so that the center of gravity of the blade body 1 is closer to the blade root end 13, and the rear end of the blade body 1 can be used and applied with various processing methods such as stabbing, cutting, chopping and the like, so that the blade body 1 is more suitable for the use habit of cutting food materials by using the rear end of the blade body 1, and the assistance force transmitted from the thumb to the blade root end 13 through the thumb assistance pressing part 231 and the hand guard 22 can be fully utilized.

Further, the blade portion 11 may be configured to tilt upward from the base end 13 to the tip end 14 obliquely with respect to a horizontal plane.

As will be understood by those skilled in the art, when cutting food materials, the rear end of the knife body 1 is generally used to cut food materials obliquely downward and forward, so that the knife edge portion 11 is set to be tilted upward from the knife root end 13 to the knife head end 14, which is tilted upward compared with the horizontal plane, so that the knife body 1 better conforms to the habit of cutting food materials by using the rear end of the knife body 1, and the frictional contact between the front end of the knife edge portion 11 and the table top is reduced, thereby preventing the front end of the knife edge portion 11 from obstructing the cutting force application direction. Preferably, as shown in fig. 6, the angle α at which the blade portion 11 is tilted upward from the root end 13 to the tip end 14 with respect to the horizontal plane may be 5 to 10 °.

As a preferred embodiment of the present application, the depth of the finger-pressure depressed area 23 may be gradually reduced from the front end to the rear end so that the rear end of the finger-pressure depressed area 23 is a smooth and flush cut.

As can be understood by those skilled in the art, the depth of the finger-pressing recessed area 23 gradually decreases from the front end to the rear end so that the rear end of the finger-pressing recessed area 23 is a smooth and level cut, on one hand, the depth of the finger-pressing recessed area 23 is deep at the front end and shallow at the rear end, which is convenient for applying force to the front cutter body 1 when holding the cutter, and can also increase the difficulty of slipping the cutter handle 2 from the hand; on the other hand, the smooth and flush cut at the rear end of the finger-pressing recessed area 23 also helps to improve the aesthetic appearance and the hand-holding feeling of the cutter. Specifically, to facilitate understanding of the depth change of the finger-pressure depressed area 23 from the front end to the rear end, as shown in fig. 7 to 10, wherein fig. 8 to 10 are sectional views of different portions of the grip portion 21, the depth change of the finger-pressure depressed area 23 from the front end to the rear end can be visually seen.

In a preferred embodiment of the present application, the grip portion 21 is configured to be tilted upward from a horizontal plane from the front end to the rear end.

As will be understood by those skilled in the art, the holding portion 21 is tilted upward from the front end to the rear end, so as to be more ergonomic and hold in a posture that is more suitable for limiting the lateral release of the tool holder 2. Preferably, as shown in fig. 11, the angle β at which the grip portion 21 is tilted upward obliquely with respect to the horizontal plane from the front end to the rear end may be 3 to 8 °.

Furthermore, the holding part 21 can be designed to be a structure that is gradually thickened from the front end to the rear end, that is, the radial section area of the tool shank 2 is slightly increased from front to rear, and the rear part of the tool shank 2 is slightly larger than the diameter of the palm after holding, so that the tool shank 2 is favorably limited to slide, and the anti-slipping performance of the tool shank 2 is further improved.

As a preferred embodiment of the present invention, as shown in fig. 4, a first rounded portion 15 is provided at a joint position of the blade portion 11 and the root end 13.

The first fillet part 15 is arranged at the joint position of the blade part 11 and the blade root end 13, so that the blade part 11 and the blade root end 13 are in smooth transition, and the position is ensured to have no sharp projection, no edge and no sharpness so as not to hurt hands. During the specific processing, the intersection between the knife root end 13 and the knife edge 11 is smoothly transited during the punching, and after the subsequent knife edge 11 is edged, the first rounded corner 15 is not edged, but only polished, so as to ensure that the position has no sharp protrusion, is not edged and is not sharp, and thus the hand is not injured.

Further, as shown in fig. 5, the lowermost position of the hand guard 22 in the width direction of the blade root end 13 is higher than the first rounded portion 15.

As can be understood by those skilled in the art, the lowest position of the hand guard 22 in the width direction of the blade root end 13 is higher than the first rounded portion 15, so that the hand guard can protect the tiger's mouth of the finger, and at the time of cutting a long food material through the blade portion 11 close to the blade root end 13, the hand guard does not obstruct the blade portion 11 from cutting the food material. Preferably, the lowest position of the hand guard 22 may be made 5-15mm higher than the edge line of the blade part 11.

As a preferred embodiment of the present application, as shown in fig. 3, the guard 22 has a connecting surface 221 facing the cutter body 1 and a guard surface 222 facing away from the cutter body 1, and the guard surface 222 is an arc surface.

Those skilled in the art can understand that the hand protecting surface 222 is an arc-shaped surface, so that the finger tiger's mouth can be protected by the smooth characteristic of the arc-shaped surface, the friction between the hand protecting surface 222 and the forefinger can be particularly reduced, the hand is not injured, and the hand-holding hand feeling of the knife handle 2 is improved.

Further, as shown in fig. 3, the hand guard 22 is integrally connected to the grip portion 21, and a second rounded portion 24 is provided at a joint position of the hand guard surface 222 and the grip portion 21. The arrangement of the second round corner portion 24 can further protect a tiger's mouth of a finger and improve the holding hand feeling of the knife handle 2.

Where not mentioned in this application, this may be achieved using or taking advantage of existing technology.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A cutter facilitating force application comprises a cutter body and a cutter handle, wherein a cutter edge part is arranged at the bottom of the cutter body, a cutter handle is arranged at the cutter root end of the cutter body, and the cutter handle is fixed in the cutter handle;

the utility model discloses a sword root end, including sword root end, thumb helping hand pressing part, the portion of gripping is equipped with from the top undercut and presses the depressed area with pointing, the front end that presses the depressed area with pointing forms thumb helping hand and presses the splenium, thumb helping hand pressing part orientation sword root end downwardly extending in an inclined manner so that apply in the effort that thumb helping hand pressed the splenium can pass through the hand protector keeps off and acts on the sword root end.

2. The force applying tool as claimed in claim 1,

the width dimension of the cutter head end of the cutter body is smaller than the width dimension of the cutter root end.

3. The force applying tool as claimed in claim 2,

the blade part is arranged from the blade root end to the blade head end and is in a structure which is tilted upwards compared with the horizontal plane.

4. The force facilitating tool of claim 1,

the depth of the finger-pressing depressed area is gradually reduced from the front end to the rear end so that the rear end of the finger-pressing depressed area is a smooth and level cut.

5. The force applying tool as claimed in claim 1,

the holding part is arranged from the front end to the rear end and is in a structure tilting upwards in an inclined way compared with the horizontal plane.

6. The force facilitating tool of claim 5,

the holding part is of a gradually thickened structure from the front end to the rear end.

7. The force facilitating tool of claim 1,

the joint position of the blade part and the blade root end is provided with a first fillet part.

8. The force applying tool as claimed in claim 7,

the hand guard is higher than the first fillet part along the lowest position on the width direction of the knife root end.

9. Force facilitating tool according to any of claims 1-8,

the hand guard block is provided with a connecting surface facing the cutter body and a hand guard surface deviating from the cutter body, and the hand guard surface is an arc-shaped surface.

10. The force applying tool as claimed in claim 9,

the hand guard block is integrally connected with the holding part, and a second round corner part is arranged at the joint position of the hand guard surface and the holding part.

Images