CN219167662U - Ice cone - Google Patents

Abstract

The utility model discloses an ice cone, which relates to the technical field of climbing sports equipment, and comprises a cone pipe, a hanging piece and a crank, wherein the hanging piece is provided with a cone pipe mounting hole and a crank mounting hole, one end of the cone pipe is fixedly arranged in the cone pipe mounting hole, and one end of the crank is rotatably arranged in the crank mounting hole; the length of the crank is longer than the distance between the taper pipe mounting hole and the crank mounting hole. According to the utility model, by using the crank with a longer length, the length of the arm of force of the ice cone in the use state of the crank opening is increased, the force required by screwing the ice cone into the ice layer is reduced, and the screwing speed and the screwing efficiency are improved.

Description

Ice cone

Technical Field

The utility model relates to the technical field of climbing sports equipment, in particular to an ice cone.

Background

Ice climbing is a sport performed by means of equipment and instruments, and is required to be high in equipment quality and durable, including ice picks, ice claws, ice cones and the like. The ice cone is a sharp tool for dealing with smooth ice surfaces and is an indispensable device in the process of climbing ice, the existing ice cone is generally made of metal, is hollow and spiral and provided with a pointed cone, can rotate to penetrate into an ice layer, and crushed ice can be discharged from a hollow pipeline of the ice cone; the screw thread on the ice cone can be meshed with and locked with the ice layer, so that the purpose of fixing the ice cone and the ice layer is achieved.

The Chinese patent with application number 201420232588.9 discloses an ice cone, which comprises an ice cone pipe, a hanging piece, a foldable crank which can be rotatably arranged on the hanging piece in a certain angle, wherein the crank can be folded on the hanging piece when the ice cone is carried, the space is not occupied basically, the crank can meet the use requirement when in use, the carrying state and the use state are convenient to convert, and the ice cone is convenient to carry. However, the crank of the ice cone in the patent is relatively short, the whole arm of force is relatively short in the use state of the crank being opened, the speed of screwing the ice cone into the ice layer is relatively slow, and the screwing efficiency is low.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides the ice cone, which increases the length of a force arm of the ice cone in the use state of the opened crank by using the crank with longer length, reduces the force required by screwing the ice cone into an ice layer, and improves the screwing speed and the screwing efficiency.

The utility model provides an ice cone, which comprises a cone pipe, a hanging piece and a crank, wherein the hanging piece is provided with a cone pipe mounting hole and a crank mounting hole, one end of the cone pipe is fixedly arranged in the cone pipe mounting hole, and one end of the crank is rotatably arranged in the crank mounting hole;

the length of the crank is longer than the distance between the taper pipe mounting hole and the crank mounting hole.

Further, the crank comprises a first section, a second section and a third section, a first included angle is formed between the first section and the second section, a second included angle is formed between the second section and the third section, the directions of the first included angle and the second included angle are opposite, and the first included angle and the second included angle are located on the same plane.

Further, first side plates are arranged on two sides of the first section, and the first side plates on two sides are combined to form a hanging piece accommodating groove; the first side plates on two sides are provided with hanging piece installation parts protruding towards the tail end of the first section.

Further, any one of the first side plates is provided with a folding limit hole.

Further, second side plates are arranged on two sides of the second section.

Further, the plane where the taper pipe mounting hole is located and the plane where the crank mounting hole is located are perpendicular to each other, and the center point of the taper pipe mounting hole is located on the plane where the crank mounting hole is located.

Further, the cone pipe comprises a cone body and cone teeth fixedly arranged at one end of the cone body, a first cone tooth installation part is arranged at one end of the cone body, and half-moon convex blocks are symmetrically arranged on the first cone tooth installation part; the bevel gear is provided with a second bevel gear mounting part, and the second bevel gear mounting part is symmetrically provided with a half-moon groove; the second conical tooth installation part is inserted into the first conical tooth installation part, and the half-moon protruding block and the half-moon groove are correspondingly embedded.

Further, the cone body is made of aluminum alloy, and the cone teeth are made of stainless steel.

Further, the bevel gear is provided with a plurality of tooth cutters, the tooth cutters are distributed along the circumferential direction of the taper pipe, and the angle range of any tooth cutter and the axis of the taper pipe is 2-20 degrees.

Further, any one of the tooth cutters comprises a first edge and a second edge, a concave edge is arranged between every two adjacent tooth cutters, the included angle between the first edge and the second edge on two sides of the concave edge ranges from 10 degrees to 49 degrees, and the included angle between the second edge and the concave edge ranges from 50 degrees to 85 degrees.

Compared with the prior art, the utility model has the beneficial effects that:

the crank with longer length is used, the length of the crank is larger than the distance between the taper pipe mounting hole and the crank mounting hole, the length of the arm of force of the crank in the open state is at least twice that in the folded state, the force required by screwing the ice cone into the ice layer is greatly reduced, the ice cone can be conveniently and rapidly rotated by a user, and the screwing speed and the screwing efficiency of the ice cone are improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an ice cone in a folded state of a crank in an embodiment of the present utility model;

FIG. 2 is a schematic view of a hanging piece of an ice cone according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a crank of an ice cone in an embodiment of the utility model;

FIG. 4 is a schematic view of the ice cone in the open state of the crank in accordance with the embodiment of the present utility model;

FIG. 5 is a top view of the handle body portion of the ice cream cone in an embodiment of the utility model;

FIG. 6 is a schematic view of an exploded view of a cone pipe of an ice cone according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a first view of a bevel gear according to an embodiment of the present utility model;

fig. 8 is a schematic view of the structure of the bevel gear according to the second aspect of the present utility model.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

FIG. 1 shows a schematic view of an ice cone including a cone pipe 100, a hanging piece 200 and a crank 300 in a folded state of the crank in an embodiment of the present utility model; fig. 2 shows a schematic structural view of a hanging piece of an ice cone in an embodiment of the present utility model, wherein the hanging piece 200 is provided with a cone pipe mounting hole 221 and a crank mounting hole 211; referring to fig. 1 and 2, one end of the cone 100 is fixedly disposed in the cone mounting hole 221, and one end of the crank 300 is rotatably disposed in the crank mounting hole 211; the length of the crank 300 is greater than the distance between the cone mounting hole 221 and the crank mounting hole 211.

The crank 300 with a longer length is used, the length of the crank 300 is larger than the distance between the taper pipe mounting hole 221 and the crank mounting hole 211, the length of the arm of force of the crank 300 in the open state is at least twice that in the folded state, the force required by screwing the ice cone into the ice layer is greatly reduced, the user can conveniently and rapidly rotate the ice cone, and the screwing speed and the screwing efficiency of the ice cone are improved.

Fig. 3 shows a schematic structural diagram of a crank of an ice cone according to an embodiment of the present utility model, the crank 300 includes a first section 310, a second section 320 and a third section 330, both sides of the first section 310 are provided with first side plates 311, the first side plates 311 on both sides are combined to form a hanging piece accommodating groove 3111, both sides of the first side plates 311 protrude toward the end of the first section 310 to form a hanging piece mounting portion 312, the hanging piece mounting portion 312 and the hanging piece accommodating groove 3111 are combined to form a limiting portion 3121, and the hanging piece mounting portion 312 is rotatably connected with the crank mounting hole 211 based on a rivet, that is, the crank 300 is movably riveted with the hanging piece 200 based on the hanging piece mounting portion 312.

Referring to fig. 1 and 3, in the folded state of the crank 300, the hanging piece receiving groove 3111 is covered on the upper end of the hanging piece 200; referring to fig. 3 and 4, fig. 4 is a schematic structural diagram of an ice cone in an open state of a crank according to an embodiment of the present utility model, in the open state of the crank 300, the limiting portion 3121 is engaged with a side edge of the hanging piece 200 and limits an opening angle of the crank 300, so that the crank 300 forms a long swing arm in cooperation with the hanging piece 200.

Referring to fig. 1, 2 and 3, the first side plate 311 is further provided with a folding limit hole 313, the upper end of the hanging plate 200 is correspondingly provided with a protruding crank limit pin 212, the folding limit hole 313 and the crank limit pin 212 are mutually matched, so that the crank 300 can be clamped on the hanging plate 200, the crank 300 can not be automatically opened in a folded state, and the risk that the rope is hung on the crank 300 in an external mode is reduced.

The second side plates 321 are arranged on two sides of the second section 320, the second side plates 321 and the first side plates 311 are connected into a whole, so that the rigidity strength of the crank 300 is enhanced, and the crank 300 is prevented from being broken when the ice cone rotates deep into the ice layer.

Fig. 5 shows a top view of a crank body portion of an ice cone according to an embodiment of the present utility model, the third section 330 is provided with a handle mounting hole 331, and referring to fig. 2, a plane of the handle mounting hole 331 is perpendicular to a plane of the crank mounting hole 211, and referring to fig. 3, a handle 340 is movably riveted to the handle mounting hole 331, and the handle 340 can freely rotate around a rivet as an axis; the diameter of the handle 340 gradually increases along the direction away from the handle mounting hole 331, and the handle 340 is provided with 3 vertical grooves and a plurality of annular grooves, which are easy to grasp; the handle 340 is made of 6061-T651, which is an aluminum alloy material with high strength, corrosion resistance and oxidation resistance.

Specifically, the first section 310 is bent and transited to the second section 320, and the second section 320 is bent and transited to the third section 330 in the opposite direction; a first included angle 31 is formed between the first section 310 and the second section 320, the angle of the first included angle 31 is α, and the value range of α is: 90 ° < α <180 °; a second included angle 32 is formed between the second section 320 and the third section 330, the angle of the second included angle 32 is β, and the range of β is: 90 ° < β <180 °.

The directions of the first included angle 31 and the second included angle 32 are opposite, and the first included angle 31 and the second included angle 32 are located on the same plane.

In the folded state of the crank 300, the first section 310 is located at the upper end of the hanging piece 200, the first section 310 bends towards the direction of the taper pipe mounting hole 221 to transition to the second section 320, the second section 320 is located above the taper pipe mounting hole 221, the second section 320 bends towards the direction away from the taper pipe mounting hole 221 to transition to the third section 330, the projection of the third section 330 in the longitudinal direction is located outside the range of the taper pipe mounting hole 221, and the large end of the handle 340 contacts with the plane where the taper pipe mounting hole 221 is located.

In some embodiments, in the folded state of the crank 300, the longest moment arm that can be formed is set to L1; in the opened state of the crank 300, the longest arm of force that can be formed is set as L2; the relationship between L1 and L2 is: l2 is greater than or equal to 2L1

The crank 300 is more close to the hanging piece 200 in the folded state by bending, and the position of the handle head 340 can be lowered to be in contact with the plane where the taper pipe mounting hole 221 is located in the opened state, so that the occupied space of the crank 300 is reduced, and the carrying is more convenient; the axis of the handle 340 and the axis layer of the cone pipe 100 can be formed into a certain angle by bending, so that when the ice cone rotates deep into the ice layer, a user can grasp the handle 340 more smoothly, and the ice cone can be rotated with better force.

Referring to fig. 5, the crank 300 is provided with a hollow structure 350 penetrating through the first section 310, the second section 320 and the third section 330, so as to reduce weight; the main body of the crank 300 is made of 304 stainless steel, which is wear-resistant and low-temperature-resistant stainless steel.

Referring to fig. 2, the hanging piece 200 is 7075-T651, which is the most excellent material in aluminum alloy, and has light weight; the hanging piece 200 comprises a hanging ring 210 and a taper pipe installation part 220, wherein the plane of the hanging ring 210 and the plane of the taper pipe installation part 220 are perpendicular to each other, and the center point of the taper pipe installation part 220 is positioned on the plane of the hanging ring 210; preferably, the thickness of the taper pipe mounting portion 220 is 5mm, and the thickness of the hanging ring 210 is 8mm; the hanging piece 200 has high strength and firm and stable structure.

The hanging ring 210 can be hung with two locks at the same time, so that the hanging ring is convenient and practical; the upper end of the hanging ring 210 is provided with a crank mounting hole 211 and a crank limiting nail 212, the taper pipe mounting part 220 is provided with a taper pipe mounting hole 221, the plane of the taper pipe mounting hole 221 and the plane of the crank mounting hole 211 are mutually perpendicular, the center point of the taper pipe mounting hole 221 is positioned on the plane of the crank mounting hole 211, and the crank mounting hole 211 is far away from the taper pipe mounting hole 221;

the taper pipe mounting hole 221 includes two symmetrical straight line portions 222 and two symmetrical circular arc portions 223, and the ends of the circular arc portions 223 are connected with the ends of the straight line portions 222; the hanging piece 200 is fixedly connected with one end of the cone 100 based on the cone mounting hole 221.

Referring to fig. 1 and 2, the lower edge of the hanging ring 210 forms an included angle (a) with the plane of the taper pipe mounting hole 221, preferably, the included angle (a) is 16 °, and the hanging ring 210 is not easy to scratch the ice surface when the taper pipe 100 is completely screwed into the ice layer.

In order to reduce the damage of the pioneer impact to the ice surface, the iceclimber generally inclines upwards by 10 ° to 15 ° on the hard ice wall, and the lower edge of the hanging ring 210 forms an included angle of 16 ° with the plane of the taper pipe mounting hole 221, so that the iceclimber is convenient for the user to incline upwards by 10 ° to 15 °.

Referring to fig. 1 and 6, fig. 6 shows an exploded structure of a cone pipe of an ice cone according to an embodiment of the present utility model, the cone pipe 100 is cylindrical, hollow inside, and ice dust is removed from the cone pipe when the ice cone rotates to penetrate into an ice layer; the cone pipe 100 comprises a cone body 110 and cone teeth 120 fixedly arranged at one end of the cone body 110, wherein the cone body 110 is made of 7075-T651, which is the most excellent material in aluminum alloy, and has light weight and high durability; the bevel gear 120 is made of 4Cr13, which is a stainless steel material with high hardness and high wear resistance.

One end of the cone body 110 far away from the cone teeth 120 is provided with a hanging piece mounting shaft 111, the hanging piece mounting shaft 111 and the cone pipe mounting hole 221 are matched with each other, and the maximum diameter of the hanging piece mounting shaft 111 is slightly larger than that of the cone pipe mounting hole 221, so that the hanging piece mounting shaft 111 is in interference fit with the cone pipe mounting hole 221, and the hanging piece 200 can be firmly mounted on the cone pipe 100;

a convex ring 1111 is provided on the side of the hanging piece mounting shaft 111 far from the bevel gear 120, for preventing the hanging piece 200 from falling out; two grooves 1112 are symmetrically arranged on the hanging piece mounting shaft 111 and are matched with the two straight line portions 222 of the taper pipe mounting hole 221 to clamp the hanging piece 200, so that the hanging piece 200 can stably drive the taper pipe 100 to rotate, and relative sliding between the hanging piece 200 and the taper pipe 100 is prevented when the rotary ice cone penetrates into an ice layer.

One side of the groove 1112 is connected with the ring 1111, and the other side of the groove 1112 opposite to the groove 1112 is a groove wall 1113; the ring 1111 and the groove wall 1113 can restrict the movement of the hanger 200, so that the hanger 200 is stably mounted on the hanger mounting shaft 111.

The side surface of the cone body 110 is integrally formed with double threads, the length of the cone body 110 can be 13cm, 16cm or 20cm, the length of a double-thread area on the cone body 110 can be 87.0mm or 92.4mm, the ice-in resistance of the double-thread cone body 110 is extremely small, and the screwing speed is high; the longer the double threaded region, the more stable the ice cone will be after it has penetrated into the ice layer.

A first bevel gear mounting part 112 is arranged at one end of the cone body 110, and half-moon bumps are symmetrically arranged at the first bevel gear mounting part 112; the bevel gear 120 is provided with a second bevel gear mounting part 121, and the second bevel gear mounting part 121 is symmetrically provided with a half-moon groove; the second bevel gear mounting portion 121 is inserted into and fixed to the first bevel gear mounting portion 112, and an inner diameter of the first bevel gear mounting portion 112 is slightly smaller than an outer diameter of the second bevel gear mounting portion 121, so that the first bevel gear mounting portion 112 and the second bevel gear mounting portion 121 are in interference fit, and therefore connection stability of the first bevel gear mounting portion 112 and the second bevel gear mounting portion 121 is improved, and the half-moon protruding block and the half-moon groove are correspondingly embedded; the engagement of the half-moon protrusion and the half-moon groove can align the double threads and prevent the bevel gear 120 from sliding relative to the cone body 110 when the rotary ice cone penetrates into the ice layer.

Fig. 7 is a schematic structural diagram of a first view angle of the cone teeth according to the embodiment of the present utility model, the cone teeth 120 are provided with a plurality of tooth knives 122, the plurality of tooth knives 122 are distributed along the circumferential direction of the cone pipe 100, any tooth knife 122 forms an included angle (D) with the axis of the cone pipe 100, the included angle (D) ranges from 2 ° to 20 °, that is, the tooth knives 122 are not perpendicular to the cone body 110, so that the ice cone can be quickly stabilized on the ice surface, and the screwing efficiency of the ice cone can be improved;

preferably, the bevel gear 120 is provided with four blades 122, and the four blades 122 are distributed along the circumferential direction of the cone 100; preferably, the length of the serrated knife 122 is 25mm, so as to facilitate cutting into the ice wall; preferably, the angle (D) between any of the tooth cutters 122 and the axis of the cone 100 is 2 °, which enhances the crushing capacity of the cone teeth 120, and also enables the ice cone to be quickly stabilized on the ice surface, and improves the screwing efficiency of the ice cone.

Fig. 8 is a schematic structural view of a bevel gear with a second view angle according to an embodiment of the present utility model, where any one of the tooth cutters 122 includes a first edge 1221 and a second edge 1222, a concave edge 1223 is located between adjacent tooth cutters 122, an angle (B) between the first edge 1221 and the second edge 1222 located at two sides of the concave edge 1223 ranges from 10 ° to 49 °, an angle (C) between the second edge 1222 and the concave edge 1223 ranges from 50 ° to 85 °, preferably, an angle (B) is 33 °, an angle (C) is 71 °, an angle of the bevel gear 120 is designed to be excellent, and a resistance for screwing into an ice wall is small, so that the bevel gear can easily cut into the ice wall, and the operation is labor-saving and quick.

Double threads are integrally formed on the side surface of the serrated knife 122 and are connected with the double threads on the cone body 110, so that the ice charging capability of the bevel gear 120 is enhanced.

The rivet used by the ice cone is made of 304 stainless steel, and is wear-resistant and low-temperature-resistant stainless steel, so that the reliability of the ice cone is good.

According to the ice cone provided by the utility model, the crank 300 with a longer length is used, the length of the crank 300 is larger than the distance between the taper pipe mounting hole 221 and the crank mounting hole 211, the length of the arm of force of the crank 300 in the open state is at least twice that in the folded state, the force required by screwing the ice cone into an ice layer is greatly reduced, a user can conveniently and rapidly rotate the ice cone, and the screwing speed and the screwing efficiency of the ice cone are improved;

the crank 300 is designed in a three-section bending way, and the crank 300 occupies small space in a folded state, so that the carrying is convenient; and the gripping angle of the crank 300 in the opened state is smooth, so that the ice cone can be rotated with better force; the crank 300 is provided with a side plate, so that the rigidity strength of the crank 300 can be enhanced, and the crank 300 is prevented from being broken when the ice cone rotates deep into an ice layer; the crank 300 is provided with a hanging piece accommodating groove 3111, a limiting part 3121 and a folding limiting hole 313, and is well matched with the hanging piece 200, and the folding and unfolding operations are convenient;

the plane of the hanging ring 210 and the plane of the taper pipe mounting portion 220 are perpendicular to each other, and the plane of the hanging ring 210 passes through the center point of the taper pipe mounting portion 220, so that the structure of the hanging piece 200 is firm and stable; the lower edge of the hanging ring 210 forms an included angle with the plane of the taper pipe mounting hole 221, so that a user can conveniently and completely screw the taper pipe 100 into an ice layer, the hanging ring 210 is not easy to scratch the ice surface, and the hanging ring can also be used as a reference for obliquely setting an ice cone for the user;

the side surface of the cone body 110 is integrally formed with double threads with a certain length, so that the ice-entering resistance of the ice cone is extremely small, and the screwing speed is high; the longer the double-thread area is, the more stable the ice cone penetrates into the ice layer;

the taper pipe 100 is designed in a split manner, and comprises an aluminum alloy taper body 110 and stainless steel taper teeth 120, so that the weight is light and the durability is good; moreover, the conical teeth 120 and the conical body 110 are correspondingly provided with a joggable installation part, so that the connection is convenient and stable;

the serrated knife 122 of the bevel gear 120 has a good angle design, the crushing capacity of the bevel gear 120 is enhanced, the ice cone can be quickly stabilized on the ice surface, the resistance for screwing in the ice wall is small, the ice wall can be easily cut in, the operation is labor-saving and quick, and the screwing-in efficiency of the ice cone is improved.

The ice cone disclosed by the utility model is light in weight, the crank 300 is foldable, the ice cone is convenient to carry, the ice-in resistance is small, the screwing-in efficiency is high, the operation is quick, and precious physical strength can be saved for a user.

The ice cone provided by the embodiment of the present utility model has been described in detail, and specific examples should be adopted to illustrate the principles and embodiments of the present utility model, and the description of the above examples is only used to help understand the method and core idea of the present utility model; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims (10)

1. The ice cone is characterized by comprising a cone pipe, a hanging piece and a crank, wherein the hanging piece is provided with a cone pipe mounting hole and a crank mounting hole, one end of the cone pipe is fixedly arranged in the cone pipe mounting hole, and one end of the crank is rotatably arranged in the crank mounting hole;

the length of the crank is longer than the distance between the taper pipe mounting hole and the crank mounting hole.

2. The ice cone of claim 1, wherein the crank comprises a first section, a second section, and a third section, wherein a first included angle is formed between the first section and the second section, a second included angle is formed between the second section and the third section, the directions of the first included angle and the second included angle are opposite, and the first included angle and the second included angle are located on the same plane.

3. The ice cone of claim 2, wherein the first section has first side plates on both sides, the first side plates on both sides combining to form a hanging piece receiving slot; the first side plates on two sides are provided with hanging piece installation parts protruding towards the tail end of the first section.

4. The ice cone of claim 3, wherein a fold limiting aperture is provided in any one of the first side panels.

5. The ice cone of claim 2, wherein the second section is provided with a second side panel on both sides.

6. The ice cone of claim 1, wherein the plane of the cone mounting hole and the plane of the handle mounting hole are perpendicular to each other and a center point of the cone mounting hole is located on the plane of the handle mounting hole.

7. The ice cone of claim 1, wherein the cone tube comprises a cone body and cone teeth fixedly arranged at one end of the cone body, a first cone tooth mounting part is arranged at one end of the cone body, and half-moon bumps are symmetrically arranged on the first cone tooth mounting part; the bevel gear is provided with a second bevel gear mounting part, and the second bevel gear mounting part is symmetrically provided with a half-moon groove; the second conical tooth installation part is inserted into the first conical tooth installation part, and the half-moon protruding block and the half-moon groove are correspondingly embedded.

8. The ice cone of claim 7, wherein the cone body is made of aluminum alloy and the bevel gear is made of stainless steel.

9. The ice cone of claim 7, wherein the bevel gear is provided with a plurality of cutters, the plurality of cutters being distributed along the circumference of the cone tube, and wherein the angle between any one of the cutters and the axis of the cone tube is in the range of 2 ° to 20 °.

10. The ice cone of claim 9, wherein any one of the tooth blades includes a first blade and a second blade, a concave blade is disposed between adjacent tooth blades, an included angle between the first blade and the second blade on both sides of the concave blade ranges from 10 ° to 49 °, and an included angle between the second blade and the concave blade ranges from 50 ° to 85 °.

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