CN2621079Y - Skating shoes with wheel arranged in two pairs - Google Patents

Abstract

A roller skate with rolling wheels comprises an undersole, two axles which are fixed at the front and the back extremities of the undersole and four roller wheels. The four roller wheels are sleeved at the two extremities of the two axles. An axle sleeve is provided between each rolling wheel and the axles. Because no axletree is arranged between the rolling wheels and the axle, the relative rotating between the two is only hard friction. Rotating can only be generated with proper forces. The roller skate with rolling wheels of the utility model can be easily controlled and has the advantages of safe and reliable use, in particular suitable for the use of initial learners and children.

Description

Roller skate

Technical field

The utility model relates to a kind of roller skate, particularly relates to a kind of roller skate that is arranged to two pairs of wheels that has.

Background technology

Ice skate are subjected to the restriction in place, and are loved by the people as a kind of physical culture, amusement article unlike skate; Its version is varied, for example, have be arranged to two pairs of wheels, monorail, monocycly, that have crawler belt, have transmission mechanism, or the like; Beginner or children are fit to use to have the roller skate that is arranged to two pairs of wheels.At present, the structure of this roller skate generally comprises the big end, is fixed on two axle rods at forward and backward both ends at the big end and is installed in the roller at every axle rod two ends; Because the roller of traditional roller skate is installed on the axle rod by bearing, very flexible, speed is fast, is difficult to control, especially for beginner and children, causes danger easily, and human body is damaged; Secondly, existing roller skate four rolling almost all is positioned at big beneath face, and like this, the effective Area of bearing that forms when skating shoe four rolling kiss the earth is little, and instability is also caused danger easily; Once more, two axle rods directly are fixed at big the end, and the big end is to have certain flexible material by duroplasts or rubber or other to make, so in motion process, relative position can take place and change in two axle rods, thereby drives the roller generation relative displacement that is installed in the axle rod end, at this moment, the support of human body is just unstable, can cause danger equally; Also have, the brake on the existing roller skate is the self-contained unit that is fixed at big the end, and after use a period of time, brake breaks away from the big end easily or becomes flexible, and causes brake failure, and is very dangerous; And the bottom face of brake and the distance between the ground are bigger, and brake failure is quick; So existing roller-skate footwear structure uses dangerous, unreliable, be unsuitable for beginner and children and use.

The utility model content

Technical problem underlying to be solved in the utility model is, overcomes the defective that existing roller skate exists, and a kind of roller skate safe in utilization, reliable of new structure is provided, and makes it be particularly suitable for beginner and children's use.

The utility model solves its technical problem underlying and realizes by the following technical solutions.According to the roller skate that the utility model proposes, comprise the big end and be separately fixed at two axle rods and the four rolling at forward and backward both ends at the big end; Wherein said four rolling is distinguished coaxial package at the both ends of two axle rods, and is provided with axle sleeve between each roller and axle rod.

The utility model solves its technical problem and can also adopt following technical measures further to realize.

Aforesaid roller skate, middle part, the wherein said big end is fixed with rigid cage, and described axle rod is fixed on the rigid cage.

Wherein said rigid cage and integrated injection molding of the big end.

Wherein said four rolling lays respectively at the and arranged on left and right sides at the big end.

At at wherein said the big end, brake block and back brake block before the outside of two axle rods is respectively equipped with, distance between the plane that the extreme lower position of two rollers of minimum point and front of brake block forms before described is 9～11mm, and the distance between the plane that the extreme lower position of two rollers of minimum point and back of described back brake block forms is 5～7mm.

Distance between the plane that the extreme lower position of two rollers of minimum point and front of brake block forms before wherein said is 10mm, and the distance between the plane that the extreme lower position of two rollers of minimum point and back of described back brake block forms is 6mm.

Described brake block is hollow cylinder or hollow frustum shape.

The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, the four rolling in the utility model roller skate is distinguished coaxial package at the both ends of two axle rods, and is provided with axle sleeve between each roller and axle rod.Because bearing is not installed between roller and axle rod, relatively rotating between the two is hard friction, so, must there be suitable power effect to rotate, so the utility model roller skate is controlled easily, and is safe in utilization, reliable, is particularly suitable for beginner and children and uses.

In sum, the utility model roller skate, it is in limited field, technical development space, no matter structurally or bigger improvement all arranged on the function, and have large improvement technically, and produced handy and practical effect, and have the effect of enhancement really, thereby being suitable for practicality more, really is a new and innovative, progressive, practical new design.

The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.

Description of drawings

Fig. 1 is the three-dimensional decomposition texture schematic diagram of the utility model roller skate.

The specific embodiment

Below in conjunction with accompanying drawing and preferred embodiment, to according to the roller skate that the utility model proposes, its specific embodiment, structure, feature and effect thereof, describe in detail as after.

In the utility model, the toe cap position of roller skate is the front, the another side opposite with it, and promptly heel simultaneously is the back.

See also shown in Figure 1, the utility model roller skate, it mainly comprises: the big end 1 and be fixed on two axle rods 2 and the four rolling 5 at forward and backward both ends at the big end 1.Four rolling 5 difference coaxial packages are at the both ends of two axle rods 2, and between each roller 5 and axle rod, be provided with axle sleeve 4, pad 3 is equipped with at the two ends of axle sleeve 4, on the axle rod 2 in the outside of every axle sleeve 4, anti-skidding nut 6 is housed, for attractive in appearance and block dust, baffle plate 7 is housed in the outside of each roller 5.Between roller 5 and axle rod 2, bearing is not installed in the utility model, so people are only after applying certain power to it, it just can move, and be under the situation of wanting to move because of carelessness or not, malfunction can not take place, so it is safe in utilization, reliability is high.In addition, the four rolling in the utility model 5 lays respectively at the and arranged on left and right sides at the big end 1; So just increased Area of bearing effectively, made motion more steadily, reliably, be difficult for causing danger.

The middle part integrated injection molding has rigid cage 10 at the big end 1, and this bracing frame 10 also can adopt other modes to be fixed at big the end 1, and it is formed by two installing plates 12 with two vertical poles 13 that two installing plates 12 are vertically fixed to together.Axle rod 2 is fixed on two installing plates 12 of rigid cage by screw rod 8 and pad 9.Be provided with and the big identical outer bottom (not shown) of Bottom Shape in rigid cage 10 outsides, have two installing holes on the outer bottom, so that two installing plates 12 expose, axle rod is installed conveniently, the one side of kiss the earth has decorative pattern on the outer bottom.Because bracing frame 10 is a rigidity, so, even strain takes place in the big end 1, two axle rods 2 that are fixed on the bracing frame 10 can not change by occurrence positions yet, so being installed in the roller of two axle rod 2 ends can not change by occurrence positions yet, therefore, further strengthened the security reliability of the utility model roller skate.On outer bottom, 2 outside integrated injection moldings of two axle rods have preceding brake block 11 and back brake block (not shown), distance between the plane that the extreme lower position of two rollers 5 of the minimum point of its preceding brake block 11 and front forms is 10mm, and it is feasible that this distance all has within 9～11mm scope; Distance between the plane that the extreme lower position of two rollers 5 of the minimum point of back brake block and back forms is 6mm, and it is feasible that this distance all has within 5～7mm scope; Because the plane that the minimum point of forward and backward brake block and the extreme lower position of four rolling 5 form, promptly the distance between the ground is less, and institute goes out brake sensitivity, reliable, safety.In order to save material, brake block 11 is made hollow cylinder or hollow frustum shape, can certainly make solid cylinder or frustum shape.Do not having under the situation of outer bottom, brake block 11 can be set directly at at big the end 1.So it is the utility model roller skate is in service when braking mutually,, very sensitive, reliable as long as footwear are leaned forward slightly or hypsokinesis can realize safety arrestment.Roller skate of the present utility model has the multi-level safety security function, even beginner or children also can relieved bold uses, and needn't worry for safety problem.

Claims (10)

1, a kind of roller skate comprises the big end (1) and is separately fixed at the big end (1) and goes up two axle rods (2) and the four rolling (5) at forward and backward both ends; It is characterized in that described four rolling (5) difference coaxial package at the both ends of two axle rods (2), and between each roller (5) and axle rod, be provided with axle sleeve (4).

2, roller skate according to claim 1 is characterized in that middle part, the described big end (1) is fixed with rigid cage (10), and described axle rod (2) is fixed on the rigid cage (10).

3, roller skate according to claim 2 is characterized in that described rigid cage (10) and (1) integrated injection molding of the big end.

4,, it is characterized in that described four rolling (5) lays respectively at the and arranged on left and right sides of the big end (1) according to the described roller skate of claim 1,2 or 3.

5, according to claim 1,2 or 3 described roller skates, it is characterized in that at the described big end (1), (2) outside of two axle rods is respectively equipped with preceding brake block (11) and back brake block, distance between the plane that the extreme lower position of the minimum point of brake block (11) and two rollers in front (5) forms before described is 9～11mm, and the distance between the plane that the minimum point of described back brake block and the extreme lower position of two rollers in back (5) form is 5～7mm.

6, roller skate according to claim 4, it is characterized in that at the described big end (1), (2) outside of two axle rods is respectively equipped with preceding brake block (11) and back brake block, distance between the plane that the extreme lower position of the minimum point of brake block (11) and two rollers in front (5) forms before described is 9～11mm, and the distance between the plane that the minimum point of described back brake block and the extreme lower position of two rollers in back (5) form is 5～7mm.

7, roller skate according to claim 5, it is characterized in that at the described big end (1), (2) outside of two axle rods is respectively equipped with preceding brake block (11) and back brake block, distance between the plane that the extreme lower position of the minimum point of brake block (11) and two rollers in front (5) forms before described is 9～11mm, and the distance between the plane that the minimum point of described back brake block and the extreme lower position of two rollers in back (5) form is 5～7mm.

8, roller skate according to claim 6, it is characterized in that described before distance between the plane that forms of the extreme lower position of minimum point and two rollers in front (5) of brake block (11) be 10mm, the distance between the plane of the minimum point of described back brake block and the extreme lower position formation of two rollers in back (5) is 6mm.

9, roller skate according to claim 7 is characterized in that described brake block (11) is hollow cylinder or hollow frustum shape.

10, roller skate according to claim 8 is characterized in that described brake block (11) is hollow cylinder or hollow frustum shape.

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