CN214924621U

CN214924621U - Disposable paper pulp fast food knife

Info

Publication number: CN214924621U
Application number: CN202120884091.5U
Authority: CN
Inventors: 黄云
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-11-30
Anticipated expiration: 2031-04-27

Abstract

The utility model discloses a disposable paper pulp fast food knife, which comprises a handle (1) and a knife body (2), wherein the knife body is connected with one end of the handle to form a fast food knife main body; a first groove body (3) which is sunken downwards is formed on the upper surface of the fast food knife main body, the first groove body extends from one end of the handle to the middle part of the knife body, and two knife body reinforcing ribs (4) are convexly arranged in the first groove body, so that the two knife body reinforcing ribs extend from the edge of one end of the handle to the knife body; the two cutter body reinforcing ribs are arranged in parallel along the length direction of the handle, and a concave reinforcing groove (41) is formed between the two cutter body reinforcing ribs; a second groove body (5) which is sunken downwards is formed on the upper surface of the cutter body, one end of the second groove body is in smooth transition connection with the first groove body, and the other end of the second groove body extends to the tip end of the cutter body along the length direction of the cutter body. The utility model discloses can improve the overall structure intensity of fast food sword through reinforceing the structure to guarantee the effective use of the paper pulp matter fast food sword of thinner thickness.

Description

Disposable paper pulp fast food knife

Technical Field

The utility model relates to a fast food tableware, in particular to a disposable paper pulp fast food knife.

Background

Disposable tableware is widely used in the catering field, and the usage amount of disposable tableware is greatly increased along with the development of fast food, tourism and take-out industries. The disposable tableware in the prior art is mostly made of plastic or wood, the degradation time of the plastic tableware reaches dozens of years or even hundreds of years, and the environmental pollution cannot be improved; the production of wood tableware requires the cutting of a large number of trees, which is also very unfavorable for the improvement of the environment.

In recent years, with the enhancement of environmental awareness, disposable tableware made of easily degradable materials such as pulp and the like has been increasingly developed and used, but the disposable pulp tableware in the prior art generally has the problem of low strength and is easy to deform or break during use. In the prior art, the strength of disposable pulping tableware is improved by thickening, so that the inconvenience in use is increased, the use comfort is influenced, and the production cost is high.

Chinese utility model patent ZL201922474635.6 discloses a paper tableware and paper tableware external member to specifically disclose: the strength of the tableware is improved by forming the groove on the holding part and arranging the reinforcing rib on the connecting part. When the knife of the tableware is used, after the functional part of the knife is stressed, the load of the functional part is transmitted to the holding part along the central axis of the knife, the middle part of the holding part is of a thin-wall groove structure, the load is transmitted only through the flange at the top end of the groove, the strength is low, especially, effective supporting strength cannot be provided under the thin-wall state, the knife is possibly bent or twisted and deformed, and therefore the effective use of the knife is influenced. Meanwhile, the width of the top end of the groove is larger than that of the bottom end of the groove, and the larger the width of the groove is, the lower the strength of the handle at the position is. In addition, the middle part of the holding part is sunken, and the two sides of the holding part are raised, so that the stability and the comfort during holding are influenced to a certain extent.

Disclosure of Invention

An object of the utility model is to provide a disposable paper pulp fast food knife can improve the overall structure intensity of fast food knife through reinforceing the structure to guarantee the effective use of the paper pulp material fast food knife of thinner thickness.

The utility model discloses a realize like this:

a disposable paper pulp fast food knife comprises a handle and a knife body, wherein the knife body is connected with one end of the handle, and the handle and the knife body are positioned in the same plane to form a fast food knife main body;

the fast food knife is characterized in that a first groove body which is sunken downwards is formed on the upper surface of the fast food knife main body, the first groove body extends from one end of the handle to the middle part of the knife body, and two knife body reinforcing rib protrusions are arranged in the first groove body, so that the two knife body reinforcing ribs extend from the edge of one end of the handle to the knife body; the two cutter body reinforcing ribs are arranged in parallel along the length direction of the handle, and a concave reinforcing groove is formed between the two cutter body reinforcing ribs; a second groove body which is sunken downwards is formed on the upper surface of the cutter body, one end of the second groove body is in smooth transition connection with the first groove body, and the other end of the second groove body extends to the tip end of the cutter body along the length direction of the cutter body.

The end part of one of the cutter body reinforcing ribs far away from the cutting edge extends to the intersection of the first groove body and the second groove body.

The upper surfaces of the two cutter body reinforcing ribs are of inclined plane structures and are higher than the upper surface of the handle, the high end of each inclined plane structure is located at one end of the handle, and the low end of each inclined plane structure is located on the cutter body.

The inclination angle of the inclined plane structures of the two cutter body reinforcing ribs is 1.4-1.6 degrees.

The inclined plane structure high-end department of two cutter body strengthening ribs be formed with first transition portion, the inclined plane structure low side department of two cutter body strengthening ribs is formed with second transition portion, the cutter body strengthening rib passes through first transition portion and first cell body rounding off and is connected, the cutter body strengthening rib passes through second transition portion and cutter body rounding off and is connected.

The first transition part comprises two first unit transition parts with strip structures, so that each cutter body reinforcing rib can be connected with the first unit transition parts into a long-strip-shaped reinforcing rib parallel to the length direction of the handle.

And a connecting bridge is arranged between the two long-strip reinforcing ribs and is positioned in the reinforcing groove.

The first transition part is of an arc-surface structure, so that the first transition part is in smooth transition connection with the two cutter body reinforcing ribs and the first groove body.

The second transition portion comprises two second unit transition portions of strip structures, each cutter body reinforcing rib can be connected with the second unit transition portion to form a long-strip-shaped reinforcing rib parallel to the length direction of the handle, one long-strip-shaped reinforcing rib is in smooth transition connection with the first groove body, and the other long-strip-shaped reinforcing rib is in smooth transition connection with the first groove body and the second groove body.

The disposable paper pulp fast food knife is of a thin-wall structure formed by integrally curing paper pulp, and the thickness of the disposable paper pulp fast food knife is 0.60-0.75 mm.

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses owing to be equipped with two cutter body strengthening ribs to form the strengthening groove between the cutter body strengthening rib, two cutter body strengthening rib archs set up on the first cell body of handle, formed the wave curved surface structure that the height fluctuation changes on the handle, compare planar structure's handle and have higher intensity, have good bending resistance, antitorque performance, ensure the effective use of thin wall formula fast food sword of paper pulp material.

2. The utility model discloses owing to be equipped with second cell body, first cell body and two parallel arrangement's cutter body strengthening rib, can ensure the atress of fast food sword even with the load along the transmission of handle direction on the cutter body, avoid the fast food sword to take place in the circumstances such as deformation in the use, even also can guarantee the normal use of fast food sword under thinner thickness.

3. The utility model discloses owing to be equipped with the reinforced structure such as transition portion and connecting bridge, can further improve the overall structure intensity of fast food sword, be favorable to the transmission of load, and also make the appearance structure of fast food sword more pleasing to the eye.

4. The utility model discloses owing to be equipped with cutter body strengthening rib and strengthening groove, the intussusception packing of the tableware of the same specification of being convenient for facilitates the use, and is small, and the quality is light, easily popularizes and applies, has good economic benefits.

The utility model discloses a wavy curved surface structure that forms on the fast food sword improves the intensity of handle and cutter body to ensure the load through first cell body, second cell body and cutter body strengthening rib from the transmission of cutter body to handle, through the setting of reinforceing the structure, realized the promotion of the overall structure intensity of paper pulp thin wall fast food sword, and promoted the comfort level that grips, thereby guaranteed the effective use of fast food sword.

Drawings

FIG. 1 is a perspective view of embodiment 1 of the disposable paper pulp snack knife of the present invention;

FIG. 2 is a front view of embodiment 1 of the disposable pulp snack knife of the present invention;

figure 3 is a side view of embodiment 1 of the disposable pulp snack knife of the present invention;

FIG. 4 is a cross-sectional view A-A of FIG. 2;

FIG. 5 is a cross-sectional view B-B of FIG. 2;

figure 6 is a perspective view of embodiment 2 of the disposable paper pulp snack knife of the present invention;

figure 7 is a front view of embodiment 2 of the disposable pulp snack knife of the present invention;

FIG. 8 is a cross-sectional view C-C of FIG. 7;

fig. 9 is a cross-sectional view taken along line D-D of fig. 7.

In the figure, 1 handle, 2 cutter bodies, 3 first groove bodies, 4 cutter body reinforcing ribs, 41 reinforcing grooves, 42 first transition parts, 43 second transition parts, 44 connecting bridges and 5 second groove bodies.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 and 6, a disposable paper pulp fast food knife comprises a handle 1 and a knife body 2, wherein the knife body 2 is connected to one end of the handle 1, and the handle 1 and the knife body 2 are positioned in the same plane to form a fast food knife body.

Referring to fig. 1-3, 6 and 7, a first groove 3 which is concave downwards is formed on the upper surface of the main body of the fast food knife, the first groove 3 extends from one end of the handle 1 to the middle part of the knife body 2, and two knife body reinforcing ribs 4 are convexly arranged in the first groove 3, so that the two knife body reinforcing ribs 4 extend from one end edge of the handle 1 to the knife body 2; the two cutter body reinforcing ribs 4 are arranged in parallel along the length direction of the handle 1, and a concave reinforcing groove 41 is formed between the two cutter body reinforcing ribs 4, as shown in fig. 4 and 8; the handle 1, the first groove body 3 on the handle 1, the cutter body reinforcing ribs 4 on the first groove body 3 and the reinforcing grooves 41 between the two cutter body reinforcing ribs 4 form a wavy curved surface structure with fluctuating height, so that the strength of the handle 1 is greatly enhanced, and good bending resistance and torsion resistance are achieved. A second groove body 5 which is sunken downwards is formed on the upper surface of the cutter body 2, one end of the second groove body 5 is in smooth transition connection with the first groove body 3, and the other end of the second groove body 5 extends to the tip end of the cutter body 2 along the length direction of the cutter body 2. Through the setting of the second groove body 5 that meets with the first groove body 3, the transmission of guide load that can be better, directly transmit the load of cutter body 2 to handle 1, ensure effective use of cutter body 2, even the fast food sword main part that the paper pulp material made, even the fast food sword main part of thin thickness can both normal use.

The end part of one of the cutter body reinforcing ribs 4 far away from the cutting edge extends to the intersection of the first groove body 3 and the second groove body 5, so that the load of the cutter body 2 is ensured to be transmitted to the handle 1 along the second groove body 5, the first groove body 3 and the cutter body reinforcing ribs 4, the deformation of the cutter body 2 is reduced, and the effective use of the fast food cutter main body is further ensured.

Referring to fig. 3 and 7, the upper surfaces of the two cutter body reinforcing ribs 4 are inclined and higher than the upper surface of the handle 1, the high end of the inclined structure is located at one end of the handle 1, and the low end of the inclined structure is located on the cutter body 2. The two cutter body reinforcing ribs 4 of the inclined plane structure enable the holding comfort level of the handle 1 to be higher, the transmission of load from the cutter body 2 to one end of the handle 1 is facilitated, and the appearance structure is more attractive.

The inclination angle of the inclined plane structures of the two cutter body reinforcing ribs 4 is 1.4-1.6 degrees, preferably 1.5 degrees, so that the mold opening and the process operation are facilitated.

Two cutter body strengthening rib 4's inclined plane structure high-end department be formed with first transition portion 42, two cutter body strengthening rib 4's inclined plane structure low-end department is formed with second transition portion 43, cutter body strengthening rib 4 is through

first transition portion

42 and 3 slick and sly transitional coupling of first cell body, cutter body strengthening rib 4 passes through

second transition portion

43 and 2 slick and sly transitional coupling of cutter body. Through the arrangement of the first transition part 42 and the second transition part 43, the connection part of the two cutter body reinforcing ribs 4 and the handle 1 and the cutter body 2 is smooth and attractive, load transmission is facilitated, and the structural strength of the two ends of each cutter body reinforcing rib 4 is greatly improved.

The first transition part 42 comprises two first unit transition parts with strip structures, so that each cutter body reinforcing rib 4 can be connected with the first unit transition parts into a strip-shaped reinforcing rib parallel to the length direction of the handle 1. Connect through first unit transition portion and cutter body strengthening rib 4 and form integral type strip structure mutually, ensure the direct transmission of load to the structural strength and the aesthetic property of handle 1 have been improved.

Referring to fig. 5, a connecting bridge 44 is disposed between two of the elongated reinforcing bars, and the connecting bridge 44 is located in the reinforcing groove 41. The structural strength of the handle 1, in particular the torsional resistance, is further increased by the provision of the connecting bridges 44, and the comfort during gripping is also increased. Meanwhile, information such as a cavity position number can be printed on the surface of the connecting bridge 44, which is convenient for quality inspection, mold replacement and the like in mass production. The number of the connecting bridges 44 is preferably 1, and a plurality of connecting bridges 44 may be provided according to the length of the handle 1 and the design requirement thereof, and when a plurality of connecting bridges 44 are provided, the plurality of connecting bridges 44 are provided at intervals.

Referring to fig. 9, the first transition portion 42 is an arc structure, so that the first transition portion 42 is connected to the two cutter body reinforcing ribs 4 and the first groove body 3 in a smooth transition manner. An arc-shaped holding structure is formed between the cutter body reinforcing rib 4 and the handle 1 through the first transition part 42 of the arc-shaped structure, and the holding comfort level is improved on the basis of ensuring the strength of the top end of the handle 1.

The second transition portion 43 includes two strip-shaped second unit transition portions, so that each cutter body reinforcing rib 4 can be connected with the second unit transition portion to form a long-strip-shaped reinforcing rib parallel to the length direction of the handle 1, one of the long-strip-shaped reinforcing ribs is in smooth transition connection with the first groove body 3, and the other long-strip-shaped reinforcing rib is in smooth transition connection with the first groove body 3 and the second groove body 5. Connect through second unit transition portion and cutter body strengthening rib 4 and form integral type strip structure mutually, ensure the direct transmission of load to the structural strength and the aesthetic property of handle 1 have been improved.

The disposable paper pulp fast food knife is of a thin-wall structure formed by integrally curing paper pulp, and the thickness of the disposable paper pulp fast food knife is 0.60-0.75 mm. The structural strength of the handle 1 can be ensured through the up-and-down reinforcing structure, so that the handle 1 can still be effectively used under the condition of thinner thickness, and the production cost is reduced.

The disposable paper pulp fast food knife, the spoon and the fork are used in a set, and the handles of the spoon and the fork are the same as the handle 1, so that the disposable paper pulp fast food knife, the spoon and the fork can be sequentially sleeved and overlapped through the handle 1 to form combined tableware, the combined tableware is small in size, and the disposable paper pulp fast food knife is suitable for being widely applied to the field of fast food catering of trains, airplanes and the like.

Example 1:

referring to fig. 1 to 5, the handle 1 and the knife body 2 form a snack knife main body, a first groove 3 is formed on the snack knife main body, the first groove 3 extends from one end edge of the handle 1 to the middle of the knife body 2, and two knife body reinforcing ribs 4 are arranged in the first groove 3 in parallel along the length direction of the handle 1. A reinforcing groove 41 is formed between the two cutter body reinforcing ribs 4, and the reinforcing groove 41 is also used as a nesting groove at the same time, so that the fast food cutter bodies with the same specification can be nested conveniently. The cutter body 2 is provided with a second groove body 5 along the length direction of the cutter body, the second groove body 5 extends from the tip end of the cutter body 2 to the first groove body 3, and the first groove body 3, the second groove body 5 and one of the cutter body reinforcing ribs 4 are intersected, so that the load on the cutter body 2 can be effectively transmitted to the handle 1.

The inclination angle of two cutter body strengthening ribs 4 is 1.5, and the one end of two cutter body strengthening ribs 4 is passed through the first transition portion 42 and the first cell body 3 rounding off of strip structure, and the other end of one of them cutter body strengthening rib 4 passes through second transition portion 43 and first cell body 3 rounding off and is connected, and the other end of another cutter body strengthening rib 4 passes through second transition portion 43 and the crossing department rounding off of first cell body 3 and second cell body 5 is connected. A connecting bridge 44 is arranged in the reinforcing groove 41 between the two cutter body reinforcing ribs 4, and the connecting bridge 44 is arranged close to the first transition part 42. The fast food knife main body has good bending resistance and torsion resistance through the two knife body reinforcing ribs 4, the first transition part 42, the second transition part 43 and the connecting bridge 44.

The disposable paper pulp fast food knife of the embodiment is integrally solidified and formed by paper pulp, and is of a thin-wall structure with the thickness of 0.6 mm.

Example 2:

referring to fig. 6 to 9, the handle 1 and the knife body 2 form a snack knife main body, a first groove 3 is formed on the snack knife main body, the first groove 3 extends from one end edge of the handle 1 to the middle of the knife body 2, and two knife body reinforcing ribs 4 are arranged in the first groove 3 in parallel along the length direction of the handle 1. A reinforcing groove 41 is formed between the two cutter body reinforcing ribs 4, and the reinforcing groove 41 is also used as a nesting groove at the same time, so that the fast food cutter bodies with the same specification can be nested conveniently. The cutter body 2 is provided with a second groove body 5 along the length direction of the cutter body, the second groove body 5 extends from the tip end of the cutter body 2 to the first groove body 3, and the first groove body 3, the second groove body 5 and one of the cutter body reinforcing ribs 4 are intersected, so that the load on the cutter body 2 can be effectively transmitted to the handle 1.

The inclination angle of two cutter body strengthening ribs 4 is 1.4 °, and the one end of two cutter body strengthening ribs 4 is passed through cambered surface structure's first transition portion 42 and is connected with 3 slick and sly of first cell body, and the other end of one of them cutter body strengthening rib 4 is passed through a second unit transition portion and is connected with 3 slick and sly of first cell body, and the other end of another cutter body strengthening rib 4 passes through another second unit transition portion and the crossing smooth and slick and sly of first cell body 3 and second cell body 5 and is connected. The fast food knife main body has good bending resistance and torsion resistance through the two knife body reinforcing ribs 4, the first transition part 42 and the second transition part 43.

The disposable paper pulp fast food knife of the embodiment is integrally solidified and formed by paper pulp, and is of a thin-wall structure with the thickness of 0.75 mm.

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

Claims

1. A disposable paper pulp fast food knife comprises a handle (1) and a knife body (2), wherein the knife body (2) is connected to one end of the handle (1), and the handle (1) and the knife body (2) are positioned in the same plane to form a fast food knife main body;

the method is characterized in that: a first groove body (3) which is sunken downwards is formed on the upper surface of the fast food knife main body, the first groove body (3) extends to the middle part of the knife body (2) from one end of the handle (1), and two knife body reinforcing ribs (4) are arranged in the first groove body (3) in a protruding mode, so that the two knife body reinforcing ribs (4) extend to the knife body (2) from the edge of one end of the handle (1); the two cutter body reinforcing ribs (4) are arranged in parallel along the length direction of the handle (1), and a concave reinforcing groove (41) is formed between the two cutter body reinforcing ribs (4); a second groove body (5) which is sunken downwards is formed on the upper surface of the cutter body (2), one end of the second groove body (5) is in smooth transition connection with the first groove body (3), and the other end of the second groove body (5) extends to the tip end of the cutter body (2) along the length direction of the cutter body (2).

2. The disposable paper pulp snack knife of claim 1 wherein: the end part of one of the cutter body reinforcing ribs (4) far away from the cutting edge extends to the intersection of the first groove body (3) and the second groove body (5).

3. The disposable paper pulp snack knife of claim 1 wherein: the upper surfaces of the two cutter body reinforcing ribs (4) are of an inclined plane structure and are higher than the upper surface of the handle (1), the high end of the inclined plane structure is located at one end of the handle (1), and the low end of the inclined plane structure is located on the cutter body (2).

4. The disposable paper pulp snack knife of claim 3 wherein: the inclination angle of the inclined plane structures of the two cutter body reinforcing ribs (4) is 1.4-1.6 degrees.

5. The disposable paper pulp snack knife of claim 3 wherein: the high end department of the inclined plane structure of two cutter body strengthening ribs (4) be formed with first transition portion (42), the inclined plane structure low end department of two cutter body strengthening ribs (4) is formed with second transition portion (43), cutter body strengthening rib (4) are through first transition portion (42) and first cell body (3) rounding off transition connection, cutter body strengthening rib (4) are through second transition portion (43) and cutter body (2) rounding off transition connection.

6. The disposable paper pulp snack knife of claim 5 wherein: the first transition part (42) comprises two first unit transition parts with strip structures, so that each cutter body reinforcing rib (4) can be connected with the first unit transition parts to form a strip reinforcing rib parallel to the length direction of the handle (1).

7. The disposable paper pulp snack knife of claim 6 wherein: a connecting bridge (44) is arranged between the two long-strip reinforcing ribs, and the connecting bridge (44) is positioned in the reinforcing groove (41).

8. The disposable paper pulp snack knife of claim 5 wherein: the first transition part (42) is of an arc-surface structure, so that the first transition part (42) is in smooth transition connection with the two cutter body reinforcing ribs (4) and the first groove body (3).

9. The disposable paper pulp snack knife of claim 5 wherein: second transition portion (43) include two strip structure's second unit transition portion, make every cutter body strengthening rib (4) can connect into the rectangular form strengthening rib that is on a parallel with handle (1) length direction with second unit transition portion, one of them rectangular form strengthening rib and first cell body (3) rounding off are connected, another rectangular form strengthening rib and first cell body (3) and second cell body (5) rounding off are connected.

10. The disposable paper pulp snack knife of claim 1 wherein: the disposable paper pulp fast food knife is of a thin-wall structure formed by integrally curing paper pulp, and the thickness of the disposable paper pulp fast food knife is 0.60-0.75 mm.