CN112005625A - Anti-drag anti-sticking bionic shovel head and operation shovel - Google Patents
Anti-drag anti-sticking bionic shovel head and operation shovel Download PDFInfo
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- CN112005625A CN112005625A CN202011023146.XA CN202011023146A CN112005625A CN 112005625 A CN112005625 A CN 112005625A CN 202011023146 A CN202011023146 A CN 202011023146A CN 112005625 A CN112005625 A CN 112005625A
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- 239000011664 nicotinic acid Substances 0.000 title claims abstract description 85
- 241000251133 Sphyrna tiburo Species 0.000 title claims abstract description 56
- 230000009467 reduction Effects 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 19
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B1/00—Hand tools
- A01B1/02—Spades; Shovels
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B1/00—Hand tools
- A01B1/02—Spades; Shovels
- A01B1/022—Collapsible; extensible; combinations with other tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B1/00—Hand tools
- A01B1/20—Combinations of different kinds of hand tools
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Shovels (AREA)
Abstract
The invention discloses a resistance-reducing anti-sticking bionic shovel head and an operation shovel, wherein the shovel head comprises a shovel head fixing part and a working part, a plurality of bionic non-smooth unit convex hulls are arranged on the front surface of the working part, and a plurality of bionic non-smooth unit concave pits are arranged on the back surface of the working part; the operation shovel comprises the shovel head, a shovel rod, an integrated knife saw and a shovel handle; shovel pole one end and the detachable connection of shovel head fixed part including the shovel head, the other end and the detachable connection of shovel handle, the inside of shovel pole is provided with the cavity that is used for placing integral type sword saw. The shovel head solves the problem that soil is easily adhered to the working surface of an operation shovel when the existing operation shovel is constructed; the operation shovel solves the problem that the existing operation shovel is single in function, and has the advantage of simple structure.
Description
Technical Field
The invention relates to the technical field of field construction operation and agricultural tools, in particular to a drag-reduction anti-sticking bionic shovel head and an operation shovel.
Background
Bionics (Bionics) is a comprehensive interdisciplinary subject that addresses human needs by applying mechanisms and laws discovered from the biological world, and is a basis for the innovative design of technology, using the structure and life activity processes of natural biological systems, to consciously perform simulation and replication. Bionics has been developed rapidly once it is born, and great achievements have been made in many fields of scientific research and technical engineering.
The organisms form body surface morphology and structural characteristics which are harmonious and compatible with the nature by themselves after the evolution and adaptation for hundreds of millions, namely, the organisms take periodically arranged unit bodies as basic units, take the characteristics of non-smooth morphology, non-smooth structure, non-smooth chemistry and the like as technical bases, have the synergistic coupling effect of multiple functions and present the maximum adaptability to the natural environment. Soil animals such as earthworms, mole cricket, ants, dung beetles and pangolins move freely between moist soil and sharp sandstone without adhering to the soil on the surface. The leaf surfaces of plants such as lotus leaves, rice leaves and the like can produce sludge without being dyed. It can be seen that the non-slippery phenomenon is ubiquitous in nature. By non-smooth surface is meant herein a macroscopic surface along one or more dimensions where at least one non-smooth effect is present or occurs on a precursor. The geometric non-smooth characteristic is presented on the body surfaces of soil animals such as earthworms, mole crickets, ants, dung beetles, pangolins and the like, namely structural unit bodies with certain geometric shapes are randomly or regularly distributed on certain parts of the body surfaces, and the unit body shapes comprise scaly shapes, convex bag shapes, concave pit shapes, bristle shapes, corrugated shapes and the like.
Work shovels are used to excavate various types of soil as one of the most common field work tools and agricultural tools. Meet rainy day often by the soil adhesion at the working face of shovel in the use very much, in addition, also can meet some bushes and trees often and block the construction in construction site department, so will influence people's construction operation progress certainly, increase extra assistance time to seriously reduce the efficiency of construction operation, moreover, current shovel function is comparatively single, does not realize a shovel is multi-purpose.
Disclosure of Invention
The invention aims to provide a resistance-reducing anti-sticking bionic shovel head, which solves the problem that soil is easily adhered to the working surface of an operation shovel when the existing operation shovel is constructed.
In addition, the invention also provides an operation shovel based on the anti-drag anti-sticking bionic shovel head, so as to solve the problem of single function of the existing operation shovel.
The invention is realized by the following technical scheme:
anti-drag anti-sticking bionic shovel head comprises a shovel head fixing part and a working part, wherein a plurality of bionic non-smooth unit convex hulls are arranged on the front surface of the working part, and a plurality of bionic non-smooth unit pits are arranged on the back surface of the working part.
The convex hulls and the concave pits are bionic non-smooth units, the bionic non-smooth units comprise various types such as scaly units, convex hulls, concave pits, corrugated units and the like, dung beetles come in and go out of moist soil and sharp gravels, but move freely, the surface of the dung beetles does not stick to soil, and sharks can move in water at high speed because of the convex hull-shaped and concave pit-shaped structures on the surface of the dung beetles and the sharp gravels. This kind of convex closure and pit in this application just set up according to the principle of bionics, and the biology of imitative is exactly the super hydrophobic circular convex closure and the pit structure of dung beetle body surface and the drag reduction rectangle convex closure structure on sharkskin surface. In addition, the bionic non-smooth unit convex hulls account for 70% -80% of the total area of the front face of the working part, so that specific geometric shapes of the bionic non-smooth unit convex hulls are indirectly limited, and geometric parameters such as the height, the distance and the number of the bulges are limited.
According to the invention, the plurality of bionic non-smooth unit convex hulls are arranged on the front surface of the working part, and the plurality of bionic non-smooth unit concave pits are arranged on the back surface of the working part, so that the working surface of the shovel head is prevented from being adhered to soil when the shovel head shovels the soil, and meanwhile, the soil can generate the minimum resistance to the shovel head when the shovel head shovels the soil, and the problem that the soil is easily adhered to the working surface of the operation shovel when the existing operation shovel is constructed is solved.
The shovel head material of the invention can be steel containing 0.0218% -2.11% of carbon.
Further, the bionic non-smooth unit convex hulls comprise circular bionic non-smooth unit convex hulls and rectangular bionic non-smooth unit convex hulls, an equilateral triangle is formed between the central points of every three circular bionic non-smooth unit convex hulls, the centers of the equilateral triangle and the centers of the rectangular bionic non-smooth unit convex hulls coincide, and the bionic non-smooth unit pits correspond to the circular bionic non-smooth unit convex hulls one to one.
According to the invention, the plurality of circular bionic non-smooth unit convex hulls and the plurality of rectangular bionic non-smooth unit convex hulls are arranged on the front surface of the working part, and the circular bionic non-smooth unit convex hulls and the rectangular bionic non-smooth unit convex hulls have a coupling synergistic effect on resistance reduction and adhesion prevention, so that the resistance reduction and adhesion prevention effects are better.
Preferably, the ratio of the distance between the central points of every two circular bionic non-smooth unit convex hulls to the diameter of each circular bionic non-smooth unit convex hull is 1-1.5, and the ratio of the height of each circular bionic non-smooth unit convex hull to the diameter of each circular bionic non-smooth unit convex hull is 0.2-0.5.
Preferably, the ratio of the distance between the central points of every two bionic non-smooth unit pits to the diameter of each bionic non-smooth unit pit is 1-1.5, and the ratio of the depression depth of each bionic non-smooth unit pit to the diameter of each bionic non-smooth unit pit is 0.1-0.3.
Preferably, the ratio of the length to the width of each rectangular bionic non-smooth unit convex hull is 1.5-1.3, and the ratio of the height of each rectangular bionic non-smooth unit convex hull to the width of each rectangular bionic non-smooth unit convex hull is 0.2-0.5
Furthermore, the sum of the areas of the convex hulls of the bionic non-smooth units accounts for 70-80% of the sum of the areas of the front surface of the working part; the total area of the plurality of bionic non-smooth unit pits accounts for 60% -75% of the total area of the back of the working part.
The area limitation indirectly limits the specific geometric shapes of the bionic non-smooth unit convex hull and the bionic non-smooth unit concave pit, such as the height, the distance, the number and other geometric parameters of the bulges.
An operation shovel comprises the shovel head, a shovel rod, an integrated knife saw and a shovel handle;
shovel pole one end and the detachable connection of shovel head fixed part including the shovel head, the other end and the detachable connection of shovel handle, the inside of shovel pole is provided with the cavity that is used for placing integral type sword saw.
According to the invention, the shovel head, the shovel rod and the shovel handle are arranged in a detachable structure, and the integrated knife saw is embedded in the shovel rod; when the shovel is used for shoveling soil in the field, if weeds and miscellaneous trees are encountered to block, the shovel rod and the shovel handle can be unscrewed and the integrated knife saw can be taken out for removal.
Further, the shovel rod comprises a cutter fixing part and a cutter handle fixing part;
one end of the cutter fixing part is detachably connected with a shovel head fixing part of the shovel head, the other end of the cutter fixing part is connected with a cutter handle fixing part, and the cutter handle fixing part is detachably connected with the shovel handle;
the inner wall of the cutter fixing part is provided with a groove, the groove is arranged in parallel with the axial direction of the cutter fixing part, and the inner wall of the cutter handle fixing part is provided with a clamping groove;
the integrated knife saw comprises a knife handle matched with the clamping groove and a cutter matched with the groove.
Above-mentioned structure can guarantee that the integral type sword saw can nestification in the shovel pole to the integral type sword saw does not rock wantonly often along with the shovel pole in the construction operation, has both guaranteed the mechanical properties of shovel pole and has alleviateed weight simultaneously.
Further, the cutter comprises a body, and sawteeth and a cutting edge are arranged on two sides of the body respectively.
The saw teeth and the cutting edges realize the multipurpose of the cutter, and the convenience of operation is further improved.
Further, the grooves are uniformly and symmetrically arranged on the inner wall of the cutter fixing portion, the clamping grooves are used for clamping the hexagonal prism grooves, and the cutter handle is a hexagonal prism.
Furthermore, the shovel head fixing part is provided with threads, two ends of the shovel rod are respectively provided with an internal thread matched with the threads and an external thread matched with the shovel handle, and the inner wall of the shovel handle is provided with a handle part thread.
Further, the shovel shaft comprises a connecting section and a handheld section;
the connecting section is of a hollow structure, and a compass and a thermometer are arranged in the connecting section.
The shovel handle is convenient for an operator to hold, and is also provided with the compass and the thermometer, so that the operator can conveniently pay attention to the change of ambient temperature and direction at any moment in the field; so as to prevent the user from getting lost and suffering from heatstroke even when the temperature is too high due to negligence and no attention to rest.
Furthermore, the handheld section is an isosceles triangle frame structure.
The structure is convenient for handheld operation.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention can prevent soil from adhering to the working surface of the shovel head during field operation, thereby reducing the extra burden of workers and improving the working efficiency.
2. The invention can ensure that the working surface of the shovel head can be quickly inserted into the soil in a labor-saving way during operation, thereby saving the strength of workers
3. According to the invention, the shovel head, the shovel rod and the shovel handle are arranged in a detachable structure, and the integrated knife saw is embedded in the shovel rod; when the shovel is used for shoveling soil in the field, if weeds and miscellaneous trees are encountered to block, the shovel rod and the shovel handle can be unscrewed and the integrated knife saw can be taken out to be removed, so that the multifunctional operation shovel is realized.
4. The shovel handle is convenient for an operator to hold, and is also provided with the compass and the thermometer, so that the operator can conveniently pay attention to the change of ambient temperature and direction at any moment in the field; so as to prevent the user from getting lost and suffering from heatstroke even when the temperature is too high due to negligence and no attention to rest.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is an exploded view of a work shovel;
FIG. 2 is a front view of the shovel head;
FIG. 3 is a rear view of the shovel head;
FIG. 4 is a front view of the blade bar;
FIG. 5 is a bottom view of the blade bar;
FIG. 6 is a cross-sectional view of the blade bar;
FIG. 7 is a top view of the blade bar;
FIG. 8 is a front view of the integrated knife saw;
FIG. 9 is a front view of the dipper handle;
FIG. 10 is a schematic diagram of a part of a bionic non-smooth unit convex hull.
Reference numbers and corresponding part names in the drawings:
1-shovel head, 2-shovel rod, 3-integrated knife saw, 4-shovel handle, 5-bionic non-smooth unit convex hull, 6-bionic non-smooth unit concave pit, 7-screw thread, 8-internal screw thread, 9-external screw thread, 10-groove, 11-clamping groove, 12-cutter fixing part, 13-cutter handle fixing part, 14-sawtooth, 15-blade, 16-cutter handle, 17-compass, 18-thermometer, 501-circular bionic non-smooth unit convex hull and 502-rectangular bionic non-smooth unit convex hull.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1:
as shown in fig. 2, 3 and 10, the drag-reducing anti-sticking bionic shovel head comprises a shovel head fixing part and a working part, wherein the front surface of the working part is provided with a plurality of bionic non-smooth unit convex hulls 5, and the back surface of the working part is provided with a plurality of bionic non-smooth unit concave pits 6; the bionic non-smooth unit convex hull 5 comprises a circular bionic non-smooth unit convex hull 501 and a rectangular bionic non-smooth unit convex hull 502, an equilateral triangle is formed between the central points of every three circular bionic non-smooth unit convex hulls 501, the centers of the equilateral triangle and the center of the rectangular bionic non-smooth unit convex hull 502 coincide, and the bionic non-smooth unit concave pits 6 correspond to the circular bionic non-smooth unit convex hulls 501 one to one.
Example 2:
as shown in fig. 2, 3 and 10, in this embodiment, based on embodiment 1, the sum of the areas of the plurality of bionic non-smooth unit convex hulls 5 accounts for 70% to 80% of the sum of the areas of the front surfaces of the working portions; the sum of the areas of the plurality of bionic non-smooth unit pits 6 accounts for 60-75% of the sum of the back areas of the working part.
Example 3:
as shown in fig. 2, 3, and 10, in this embodiment, based on embodiment 1, the ratio of the distance between the center points of every two circular bionic non-smooth unit convex hulls 501 to the diameter of each circular bionic non-smooth unit convex hull 501 is 1 to 1.5, and the ratio of the height of each circular bionic non-smooth unit convex hull 501 to the diameter thereof is 0.2 to 0.5; the ratio of the distance between the central points of every two bionic non-smooth unit pits 6 to the diameter of each bionic non-smooth unit pit 6 is 1-1.5, and the ratio of the depression depth of each bionic non-smooth unit pit 6 to the diameter of the bionic non-smooth unit pit 6 is 0.1-0.3.
Example 4:
as shown in fig. 1 to 9, a working shovel includes a shovel head 1, a shovel shaft 2, an integrated blade saw 3, and a blade handle 4 according to embodiment 1 or embodiment 2;
2 one end of shovel pole and the detachable connection of shovel head fixed part including shovel head 1, the other end and the detachable connection of share shaft 4, the inside of shovel pole 2 is provided with the cavity that is used for placing integral type sword saw 3, specifically, shovel head fixed part is provided with screw thread 7, the both ends of shovel pole 2 divide be provided with respectively with 7 complex internal threads 8 of screw thread and with 4 complex external screw threads 9 of share shaft, 4 inner walls of share shaft are provided with the stalk portion screw thread.
Example 5:
as shown in fig. 1 to 9, in the present embodiment, based on embodiment 4, the blade lever 2 includes a tool fixing portion 12 and a shank fixing portion 13;
one end of the cutter fixing part 12 is connected with a shovel head fixing part of the shovel head 1 through threads, the other end of the cutter fixing part is connected with a cutter handle fixing part 13, and the cutter handle fixing part 13 is connected with the shovel handle 4 through threads;
the inner wall of the cutter fixing part 12 is provided with a groove 10, the groove 10 is arranged in parallel with the axial direction of the cutter fixing part 12, and the inner wall of the cutter handle fixing part 13 is provided with a clamping groove 11;
the integrated blade saw 3 comprises a blade shank 16 which is matched with the clamping groove 11 and a cutter which is matched with the groove 10.
In this embodiment, the grooves 10 are provided in plurality, the grooves 10 are uniformly arranged on the inner wall of the tool fixing portion 12, the clamping groove 11 is a regular hexagonal groove, the tool holder 16 is a regular hexagonal prism, and the regular hexagonal prism can be embedded into the regular hexagonal groove.
Example 6:
as shown in fig. 1 to 9, this embodiment is based on embodiment 5, and the cutter comprises a body, and both sides of the body are respectively provided with saw teeth 14 and a cutting edge 15.
Example 7:
as shown in fig. 1 to 9, this embodiment is based on embodiment 4, and the blade handle 4 includes a connecting section and a holding section;
the connecting section is of a hollow structure, and a compass 17 and a thermometer 18 are arranged in the connecting section; the handheld section is of an isosceles triangle frame structure.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. Anti-sticking type bionical shovel head of drag reduction, including shovel head fixed part and work portion, its characterized in that, the front of work portion is provided with a plurality of bionical non-smooth unit convex hulls (5), the back of work portion is provided with a plurality of bionical non-smooth unit pits (6).
2. The drag reduction and stick prevention type bionic shovel head as claimed in claim 1, wherein the bionic non-smooth unit convex hull (5) comprises a round bionic non-smooth unit convex hull (501) and a rectangular bionic non-smooth unit convex hull (502), an equilateral triangle is formed between the central points of every three round bionic non-smooth unit convex hulls (501), the center of the equilateral triangle coincides with the center of the rectangular bionic non-smooth unit convex hull (502), and the bionic non-smooth unit concave pits (6) correspond to the round bionic non-smooth unit convex hulls (501) one by one.
3. The drag reduction and stick prevention type bionic shovel head as claimed in claim 2, wherein the sum of the areas of the plurality of bionic non-smooth unit convex hulls (5) accounts for 70-80% of the sum of the areas of the front surfaces of the working parts; the sum of the areas of the plurality of bionic non-smooth unit pits (6) accounts for 60-75% of the sum of the back areas of the working part.
4. A working shovel comprising the drag-reducing and anti-sticking bionic shovel head of any one of claims 1 to 3, which is characterized by comprising a shovel head (1), a shovel rod (2), an integrated knife saw (3) and a shovel handle (4);
shovel pole (2) one end and the detachable connection of shovel head fixed part including shovel head (1), the other end and shovel handle (4) detachable connection, the inside of shovel pole (2) is provided with the cavity that is used for placing integral type sword saw (3).
5. The working shovel of the drag-reducing and anti-sticking bionic shovel head as claimed in claim 4, wherein the shovel rod (2) comprises a cutter fixing part (12) and a handle fixing part (13);
one end of the cutter fixing part (12) is detachably connected with the shovel head fixing part of the shovel head (1), the other end of the cutter fixing part is connected with the cutter handle fixing part (13), and the cutter handle fixing part (13) is detachably connected with the shovel handle (4);
a groove (10) is formed in the inner wall of the cutter fixing part (12), the groove (10) is parallel to the axial direction of the cutter fixing part (12), and a clamping groove (11) is formed in the inner wall of the cutter handle fixing part (13);
the integrated knife saw (3) comprises a knife handle (16) matched with the clamping groove (11) and a knife matched with the groove (10).
6. The working shovel of the drag-reducing and anti-sticking bionic shovel head as claimed in claim 5, wherein the cutter comprises a body, and sawteeth (14) and a blade (15) are respectively arranged on two sides of the body.
7. The operation shovel of the drag-reducing and anti-sticking bionic shovel head as claimed in claim 5, wherein the grooves (10) are provided in plurality, the grooves (10) are uniformly arranged on the inner wall of the tool fixing portion (12), the clamping grooves (11) are regular hexagonal grooves, and the tool shank (16) is a regular hexagonal prism.
8. The operation shovel of the drag-reducing and anti-sticking bionic shovel head as claimed in claim 4, wherein the shovel head fixing part is provided with threads (7), two ends of the shovel rod (2) are respectively provided with internal threads (8) matched with the threads (7) and external threads (9) matched with the shovel handle (4), and the inner wall of the shovel handle (4) is provided with handle threads.
9. The working shovel of the drag-reducing and stick-preventing bionic shovel head as claimed in claim 4, wherein the shovel shaft (4) comprises a connecting section and a handheld section;
the connecting section is of a hollow structure, and a compass (17) and a thermometer (18) are arranged in the connecting section.
10. The working shovel of the drag-reducing and anti-sticking bionic shovel head as claimed in claim 9, wherein the handheld section is of an isosceles triangle frame structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011023146.XA CN112005625A (en) | 2020-09-25 | 2020-09-25 | Anti-drag anti-sticking bionic shovel head and operation shovel |
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| CN202011023146.XA CN112005625A (en) | 2020-09-25 | 2020-09-25 | Anti-drag anti-sticking bionic shovel head and operation shovel |
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