CN107362523A - Roller skate - Google Patents

Abstract

A kind of roller skate, including framework, at least two rollers on framework and brakes；Framework includes support and wears part, and support receives roller, wears part and is arranged in and is used for the foot or shoes of receiving user on support；Characterized in that, brakes includes the drive device manipulated by knee joint flexion and extension and the brake of work is driven by drive device；Drive device includes first component, second component and control line, and first component is hinged with second component, control line and at least one connection in first component and second component；Brake includes brake component, the sliding part with multiple support rings that can be slided and at least part is located at the brake hoop inside support ring, and brake component is connected with support ring, and brake hoop is connected with roller.The roller skate of the present invention can facilitate, be reliably achieved braking.

Description

Roller skate

Technical field

The present invention relates to a kind of device that can be slided, and especially, the present invention relates to a kind of roller skate.

Background technology

Popular two kinds of roller skates, i.e. straight-line roller skate and double-row type roller skate currently on the market.Straight-line roller skate one As there is three or four rolling, these rollers are front and rear each other to form a line.Double-row type roller skate is commonly referred to as ice skate, is had Two horizontal rotating shafts, a rotating shaft are arranged in the front portion of roller skate, and another rotating shaft is arranged in the rear portion of roller skate, each rotating shaft A roller is respectively received at its both ends.Both roller skates, have framework, installation at least two rollers on said frame and Brakes, the framework include support and wear part, and the support receives the roller, and the part that wears is arranged in the branch It is used for the foot or shoes for receiving user on frame, the brakes includes drive device and drives work by the drive device The brake of work.

As all forward mechanisms, braking is carried out to straight-line roller skate or double-row type roller skate makes it slow down or stop The problem of being only critically important, because the enjoyment that this safety guarantee, the comfortableness used and user for being related to user are enjoyed.

Brake includes brake component, and the brake component includes brake block, and brake block can be by materials such as metal, rubber or plastics Made by material.The type of drive of brake is one of theme that people pay close attention to the most, and good type of drive could really realize wheel Quick, the reliable braking of sliding footwear.In the roller skate disclosed in United States Patent (USP) US5791664, using hand-held with control line Formula drive device drives brake operation, and this type of drive of control manually must have the participation of hand, can give user with It is inconvenient to come.In the roller skate disclosed in United States Patent (USP) US5657999, brake operation is made using toe movement type of drive, This type of drive excessively requires that user uses the toe of oneself, can make us being fed up with and excessively tired.In Publication No. In CN101001676A Chinese patent application, brake operation is driven using the gyration of the leg of a boot, this type of drive Driving force is smaller, it is difficult to realizes reliable braking.

The content of the invention

The invention aims to provide a kind of roller skate that can convenient, reliably brake, to ensure the safety of user.

The roller skate of the present invention, including framework, installation at least two rollers on said frame and brakes； The framework includes support and wears part, and the support receives the roller, and the part arrangement that wears is used on the bracket Receive the foot or shoes of user；Characterized in that, the brakes includes the driving manipulated by knee joint flexion and extension Device and the brake that work is driven by the drive device；The drive device includes first component, second component and control Line, the first component are hinged with the second component, in the control line and the first component and the second component At least one connection；The brake includes brake component, the sliding part with multiple support rings that can be slided and at least Have brake hoop of the part inside the support ring, the brake component is connected with the support ring, the brake hoop with it is described Roller connects.

Preferably, the brake component is between the support ring and the brake hoop.

Manipulated because inventive drive means carry out flexion and extension by knee joint, the driving work ten of its drive device It is convenient to divide, and is advantageous to user and roller skate is easily braked in all cases；There is the cunning of multiple support rings in addition Its is compact-sized and firm for moving part, by slip brake component can be made reliably to be contacted with brake hoop and reliably be braked with realizing, In fact the support ring of the sliding part can also effectively prevent the contact surface of the contaminants such as silt brake component and brake hoop, with Exempt to influence its braking ability.

The support ring can be it is circular, it is shape changeable or part circular, can also be other shapes 's；The brake component includes brake block, and the brake component preferably includes arcuate brake bar.

Preferably, the brake hoop includes cylindrical outer surface.Brake hoop with cylindrical outer surface is advantageous to and support ring The brake component of connection is in close contact.

The brakes can also include fixed pulley.Drive device is advantageously reduced when driving work using fixed pulley Loss, be also beneficial to the convenient action direction for changing the driving force that drive device is provided.Preferably, the brakes bag Fixed pulley is included, the control line is flexibly connected with fixed pulley.

Preferably, the sliding part also includes the connector with slideway.So be advantageous to the sliding part to fill in driving Slided under the driving put along the slideway of setting.

Preferably, drive device also includes the first fixture and the second fixture, and the first fixture is used for first component It is fixed on the thigh of user, the second fixture is used for the shank that second component is fixed on to user.

In a preferred embodiment, drive device also includes the first fixture and and second component being connected with first component Second fixture of connection, wherein, the first fixture is used for the thigh that first component is fixed on to user, the second fixture For second component to be fixed on to the shank of user.

Preferably, first component includes the first rotating bar, and second component includes the second rotating bar.First rotating bar and second Rotating bar is generally formed by metal, plastic or other material.

First fixture and the second fixture are generally all formed by flexible material.First fixture and the second fixture are excellent Selection of land all includes fixing band, and fixing band includes flexible bandage, and flexible bandage includes the bandage with Paste button.With Paste button Bandage is advantageous to drive device being quickly secured or attached on the thigh or shank of user.

Roller skate can include the support member being connected with second component.Support member can be connected with the holder pivots of framework, It can also be rotatablely connected with the part that wears of framework.Support member is generally formed by metal or plastic material.

In a preferred embodiment, roller skate includes the support member being connected with second component, and support member connects with frame member Connect, wherein, support member includes being at least partly hollow support bar, and second component at least can be partly stretched into support bar simultaneously It can be moved along the length direction of support bar.The height residing for drive device so can be conveniently adjusted, is advantageous to meet its knee The people that joint is located at different height uses, and is also beneficial to roller skate when not in use, reduces the height residing for drive device to subtract Space shared by small whole roller skate.

First component is typically smaller than 150 ゜, preferably less than 135 ゜ relative to the rotatable maximum angle of second component, more Preferably less than 90 ゜.

Preferably, control line includes tension lines, wherein, tension force of the tension lines when knee joint is in straight configuration is more than Knee joint is in tension force during case of bending.The system of user's its roller skate when knee joint is in straight configuration can so be made Dynamic device is in on-position, and when knee joint is in some case of bendings, the brake of its roller skate is in non-brake state.

Due to inventive drive means be by kneed degree of crook come the Tensity size of adjustment control line so that Brake is in on-position or non-brake state.Can so set when kneed flexibility is more than a certain numerical value makes at its On-position is in non-brake state, and when its kneed flexibility is less than a certain numerical value.Preferably, in user Knee joint moved from a certain case of bending to complete straight configuration during brake the roller skate.

Preferably, second component can include first point of component and second point of component with first point of component rotation connection, Wherein, first point of component and second point of component and first component are all rotatablely connected.The elastic of adjustment control line can so be facilitated Degree, be advantageous to drive the work of brake.

Control line can include protection sheath and at least part positioned at the intrathecal tension lines of protection.This control line is advantageous to Drive device, which is driven work and drives it power, passes to brake.Protection sheath generally has certain flexibility.Protect sheath It can be formed, can also be formed by other materials by plastics, it might even be possible to be formed by the material with metal ingredient. The line of force is preferably formed by metal material.

In a preferred embodiment, control line can include protection sheath and at least part positioned at the intrathecal tension force of protection Line, protection sheath be connected with one in first component and second component, tension lines with it is another in first component and second component Individual connection.

The protection sheath of control line can be formed by connecting by multi-stage protective sheath.For example, the protection sheath of control line can be by two sections Protection sheath is formed by connecting, and one section therein is formed by plastic material, and another section therein is formed by metal material.

Sheath is protected to include being used for the adjusting means for adjusting protection sheath length.The length of protection sheath can be adjusted, favorably In convenient regulation or the tension force of control tension lines.Preferably, the one end of adjusting means in the both ends or its both ends of protection sheath. Adjusting means preferably includes with externally threaded first screwed pipe and has female second screwed pipe.

Preferably, control line includes protection sheath and at least sheath and first positioned at intrathecal tension lines is protected, is protected in part A connection in component and second component, tension lines is connected with another in first component and second component, also, is protected Sheath includes being used for the adjusting means for adjusting protection sheath length, and adjusting means is included with externally threaded first screwed pipe and with interior spiral shell Second screwed pipe of line, wherein, the internal thread of the external screw thread of the first screwed pipe and the second screwed pipe matches.

Second component can include first point of component, with second point of component of first point of component rotation connection, be fixed on the Impeller on one point of component and keeper on first point of component is fixed on, wherein, first point of component and second point of component and the One component is all rotatablely connected, and protection sheath is fixed with second point of component, and tension lines is fixed with first point of component.The driving of this kind of structure Device can be conveniently adjusted the tension force of tension lines, be advantageous to export suitable driving force to drive brake operation.

Preferably, during first component is rotated relative to first point of component, first component can be with promotion Part is in contact and promotes impeller and first point of component to rotate the tension force increase so that tension lines together；It is relative in first point of component During second point of component rotates, keeper can be in contact with second point of component and prevent first point of component relative to the Two points of components are rotated further along same rotation direction.

Preferably, the position that keeper is fixed on first point of component can be adjusted.It so can also be conveniently adjusted tension force The tension force of line.

Brief description of the drawings

Fig. 1 is the schematic diagram of the roller skate of the present invention.

Fig. 2 is the schematic perspective view of the support in Fig. 1.

Fig. 3 is the front schematic view of the amplification of the roller in Fig. 1.

Fig. 4 is the left view of the roller shown in Fig. 3.

Fig. 5 is the schematic diagram of the amplification of roller in Fig. 1, sliding part and brake component.

Fig. 6 is the schematic diagram of the amplification of the sliding part in Fig. 1.

Fig. 7 is the diagrammatic cross-section of the amplification of the adjusting means in Fig. 1.

Fig. 8 is the schematic diagram of second embodiment of the present invention.

Fig. 9 is the schematic diagram of the 3rd embodiment of the present invention.

Figure 10 is the schematic diagram of the 4th embodiment of the present invention.

Embodiment

Fig. 1 is the schematic diagram of the roller skate of the present invention, and Fig. 2 is the schematic perspective view of the support in Fig. 1, and Fig. 3 is in Fig. 1 The front schematic view of the amplification of roller, Fig. 4 are the left views of the roller shown in Fig. 3, Fig. 5 be roller in Fig. 1, sliding part and The schematic diagram of the amplification of brake component, Fig. 6 are the schematic diagrames of the amplification of the sliding part in Fig. 1, and Fig. 7 is the adjusting means in Fig. 1 The diagrammatic cross-section of amplification.It can be seen that, roller skate of the invention includes framework 1, on framework 1 in from Fig. 1 to Fig. 7 4 rollers 2 and brakes；Framework 1 includes support 3 and wears part 4, and support 3 receives 4 rollers 2；The branch of the embodiment Frame 3 includes the first metalwork 31,32,4 rotating shafts 34 of the second metalwork and 4 nuts 36, in the first metalwork 31 and the second gold medal It is both provided with accommodating the axis hole 33 of rotating shaft 34 on category part 32；The part 4 that wears of the embodiment is shoes, wears part 4 as needed It can be other components, such as can be the component for receiving user's foot；Each roller in 4 rollers 2 has bearing 23 and accommodate rotating shaft 34 axis hole 21.

In the present embodiment, the brakes includes the drive device 5 manipulated by knee joint flexion and extension and by described Drive device drives the brake of work；Drive device 5 include first component 511, second component 521, the first fixture 512, Second fixture 522 and control line 6, first component 511 are a drive rod, and second component 521 is another drive with branch 523 Lever, first component 511 are rotatablely connected by rotating shaft 53 and second component 521；First component 511 and second component 521 are preferred Ground is all formed by plastics；First fixture 512 is fixed with first component 511, for first component 511 to be fixed on into user Thigh 54 on；Second fixture 522 is fixed with second component 521, for second component 521 to be fixed on to the shank of user On 55；First fixture 512 and the second fixture 522 are all preferably the bandage with Paste button, so can easily be consolidated Fixed or dismounting.The sliding part 90 and 4 that brake includes 4 brake components 83, is made up of 4 support rings 82 and connector 81 Individual 22,4 brake hoops 22 of brake hoop are individually fixed on 4 rollers 2 and divided positioned at the inside of support ring 82,4 brake components 83 It is not fixed on the inwall of 4 support rings 82, each of which brake component 83 is all located at support ring 82 and the system corresponding to the support ring Between rotating ring 22.Connector 81 includes two litter 811,812 arranged in parallel, and litter 811 and litter 812 form slideway 813；Slideway 813 is used for the inner ring for accommodating rotating shaft 34 and bearing 23；4 support rings 82 are separated by certain spacing and are fixed on connector On 81.

In the present embodiment, 4 rollers 2, sliding part 90 and 4 brake components 83 are all located at the first metalwork 31 of support 3 Between the second metalwork 32, sliding part 90 and 4 brake components 83 can posteriorly or anteriorly slide relative to support 3.Work as slip When part 90 slides backward relative to support 3, sliding part 90 can drive 4 brake components 83 to connect with corresponding 4 brake hoops 22 Touch to brake 4 rollers 2；When sliding part 90 is relative to 3 forward slip of support, brake component 83 can depart from or away from brake hoop 22, at this moment brake be in non-brake state.

The brake component 83 of the present embodiment is formed by elastomeric material, and it is shaped as arc.When brake operation, each system Moving part 83 can be in contact with the brake hoop 22 being fixed on roller 2, to produce frictional resistance and reach the mesh of braking roller skate 's.

In the present embodiment, control line 6 includes protection sheath 62 and positioned at the intrathecal tension lines 61 of protection.Tension lines 61 is one Wire rope, protection sheath 62 are made up of one section of plastic tube and an adjusting means 11 positioned at plastic tube upper end, adjusting means 11 are used to adjust the entire length for protecting sheath, and adjusting means 11 includes the He of the first screwed pipe 63 with external screw thread 632 and through hole 631 The second screwed pipe 64 with internal thread 642 and through hole 641, wherein, the interior spiral shell of the external screw thread of the first screwed pipe 63 and the second screwed pipe 64 Line matches, and the first screwed pipe 63 rotates the length that can adjust whole protection sheath 62 relative to the second screwed pipe 64.

In the present embodiment, brakes also includes the fixed pulley 7 fixed with support 3, protects the adjusting means 11 of sheath 62 Fixed with the branch 523 on second component 521, the lower end and the first metalwork 31 of support 3 for protecting sheath 62 are fixed；Tension lines 61 Upper end fixed with first component 511, the bottom of tension lines 61 is placed through the perforation 35 of the first metalwork 31 and passed through Fixed pulley 7 is fixed with sliding part 90.The frictional dissipation of tension lines 61 is advantageously reduced using fixed pulley 7 and changes drive device 5 The action direction of the driving force provided.

In the present embodiment, the bending position shown in the knee joint from Fig. 1 of user flexes to complete straight position, and first Component 511 is needed along angle φ is rotated in an anti-clockwise direction, and when first component 511 is located at the position that angle φ is 0, i.e., knee closes When section stretches completely, the tension force in tension lines 61 is maximum.Of the obvious tension lines 61 when knee joint is in straight configuration Power is more than the tension force when knee joint is in case of bending, therefore when user needs braking roller skate, as long as knee joint is stretched Directly it is achieved that because at this moment 4 brake components 83 and sliding part 90 are moved back under the driving of the tension force of tension lines 61 together It is dynamic, brake component 83 is in contact with the brake hoop 22 being fixed on roller 2, so as to produce brake force；Conversely, when user needs When roller skate slides, if knee joint bending to certain degree it is achieved that because at this moment the tension force in tension lines 61 compared with It is small, recovering spring（It is not drawn into figure）In the presence of, the disengaging of brake component 83 being fixed in support ring 82 is fixed on roller 2 Brake hoop 22, i.e., no Braking is on roller 2.

It can easily be seen that contact area when brake component 83 contacts with brake hoop 22 is larger from Fig. 5, it is advantageously implemented reliable Brake on ground；The inside of support ring 82 is all located at additionally, due to brake component 83 and brake hoop 22, is so advantageous to prevent the dirts such as silt The contact surface of thing pollution brake component 83 and brake hoop 22 is contaminated, to ensure that brake has good braking in all cases Energy.

Because the knee joint flexion and extension of user can be carried out easily and quickly and can provide very big energy, therefore this The roller skate of invention can facilitate, reliably carry out braking.

Fig. 8 shows second embodiment of the present invention.As can see from Figure 8, the present embodiment and first shown in Fig. 1 Individual embodiment is similar, and simply the present embodiment adds support member 9 on the basis of one embodiment.The lower end of support member 9 leads to Cross rotating shaft 91 and be rotatablely connected with wearing part 4, the upper end of support member 9 is connected with second component 521.As needed, under support member 9 End can also be rotatablely connected with support 3.

In the present embodiment, support member 9 is a hollow support bar, and second component 521 can stretch into the interior of support bar 9 Portion can simultaneously move along the length direction of support bar 9, so can conveniently adjust the height residing for whole drive device 5, favorably In meeting people use of its knee joint position in different height, it is also beneficial to roller skate when not in use, reduces residing for drive device 5 Height to reduce the space shared by whole roller skate.

Fig. 9 shows the 3rd embodiment of the present invention.As it can be seen in figure 9 that the present embodiment and second shown in Fig. 8 Individual embodiment is similar, and simply the structure of the second component 521 of the drive device 5 of the present embodiment and the connection position of tension lines 61 are equipped with Institute is different.

In the present embodiment, second component 521 includes first point of component, 555, second points of components 556, is fixed on first point Impeller 557 and keeper 559 on component 555, wherein, first point of component 555 passes through rotating shaft 53 and second point of 556 turns of component It is dynamic to connect, the through hole 558 of arc is provided with first point of component 555, keeper 559 can be in the through hole 558 of arc laterally Mobile, so that the position that keeper 559 is fixed on first point of component 555 can change, the keeper 559 of the present embodiment is one To screw and nut.

In the present embodiment, first point of component 555 and second point of component 556 and first component 511 are all rotatablely connected, protection The upper end of sheath 62 is fixed with second point of component 556, and tension lines 61 is fixed with first point of component 555；First component 511 relative to During first point of component 555 is rotated, first component 511 can be in contact with impeller 557 and promote impeller 557 Rotate the tension force increase so that tension lines 61 together with first point of component 555, enough driving forces are provided for the braking of brake； During first point of component 555 rotates clockwise relative to second point of component 556, keeper 559 can be with Second point of component 556 is in contact and prevents first point of component 555 from continuing to turn clockwise relative to second point of component 556 It is dynamic.

It can easily be seen that the value of the angle φ in the present embodiment is than the angle in second embodiment shown in Fig. 8 from Fig. 9 φ value is small；The tension lines 61 of the present embodiment is fixed with first point of component 555, and in second embodiment shown in Fig. 8, Tension lines 61 is fixed with first component 511.The drive device 5 of the present embodiment can seem more comfortable when in use.

Figure 10 shows the 4th embodiment of the present invention.As can see from Figure 10, the shown in the present embodiment and Fig. 8 Two embodiments are also similar, and simply the structure of the drive device 5 of the present embodiment is different.In the present embodiment, drive device 5 Also include knee-pad part 10, the knee-pad part is a flexible pad, and the upper end of the pad is fixed with the first fixture 512, the lower end of the pad Fixed with the second fixture 522, such drive device 5 has the function of protection knee.

While there has been shown and described that preferable embodiments of the invention are presently considered to be, but it will be apparent that this area Technical staff can carry out various changes and improvement, for example, the connector 81 of sliding part 90 can also include and the phase of slideway 813 Vertical another slideway, can so ensure sliding part 90 when sliding work, it, which is horizontally and vertically oriented, all keeps not Become, be advantageously implemented and reliably brake, these, which are altered or modified, belongs to the model of the invention that appended claims are limited Enclose.

Claims (10)

1. a kind of roller skate, including framework, installation at least two rollers on said frame and brakes；The frame Frame includes support and wears part, and the support receives the roller, and the part arrangement that wears makes for receiving on the bracket The foot or shoes of user；Characterized in that, the brakes include the drive device manipulated by knee joint flexion and extension and By the brake of drive device driving work；The drive device includes first component, second component and control line, described First component is hinged with the second component, the control line and at least one in the first component and the second component Individual connection；The brake includes brake component, the sliding part with multiple support rings that can be slided and at least part position Brake hoop inside the support ring, the brake component are connected with the support ring, and the brake hoop is connected with the roller.

2. roller skate as claimed in claim 1, it is characterised in that the brake component is located at the support ring and the brake hoop Between.

3. roller skate as claimed in claim 1, it is characterised in that the brake hoop includes cylindrical outer surface.

4. roller skate as claimed in claim 1, it is characterised in that the brakes also includes fixed pulley.

5. roller skate as claimed in claim 1, it is characterised in that the brakes also includes fixed pulley, the control line It is flexibly connected with the fixed pulley.

6. roller skate as claimed in claim 1, it is characterised in that the control line is connected with the sliding part.

7. the roller skate as described in one of claim 1 to 6, it is characterised in that the sliding part also includes the company with slideway Fitting.

8. the roller skate as described in one of claim 1 to 6, it is characterised in that the brake component includes brake block.

9. the roller skate as described in one of claim 1 to 6, it is characterised in that the brake component includes arcuate brake bar.

10. the roller skate as described in one of claim 1 to 6, it is characterised in that the roller skate also includes connecting with second component The support member connect, the support member are connected with the frame member.