CN203790558U - Brake device of roller skate - Google Patents
Brake device of roller skate Download PDFInfo
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- CN203790558U CN203790558U CN201420227074.4U CN201420227074U CN203790558U CN 203790558 U CN203790558 U CN 203790558U CN 201420227074 U CN201420227074 U CN 201420227074U CN 203790558 U CN203790558 U CN 203790558U
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- sole support
- brake
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- roller skate
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Abstract
The utility model provides a brake device of a roller skate. The brake device comprises a shoe sole support, sliding wheels and a brake pad. The brake device is characterized in that the shoe sole support is supported by the fixed sliding wheel and the brake sliding wheel together or connected with a sliding wheel set support through a rotating shaft; the shoe sole support interacts with the brake sliding wheel or the sliding wheel set support through springs. When the position where the human body exerts pressure on the roller skate moves back and forth, pressure exerted by the shoe sole support on the springs under the shoe sole support will change, wherein when the pressure exerted by the shoe sole support on the springs is smaller than a first threshold value, the initial lengths of the springs are kept, and the roller skate can slide smoothly; when the pressure exerted by the shoe sole support on the springs is larger than the first threshold value and smaller than a second threshold value, the springs elastically extend or retract according to the magnitude of the pressure, and the roller skate can continue sliding; when the pressure exerted by the shoe sole support on the springs is larger than the second threshold value, the springs retract to be in an appointed state, the brake pad arranged below the shoe sole support is started, and the roller skate is slowed down or stopped.
Description
Technical field
The present invention relates to a kind of brake gear of roller skate.
Background technology
Roller skate, as a kind of athletic equipment, for a long time popular, and obtained people's extensive recognition and acceptance.Pulley in roller skate is fixed on sole support, can high speed slide; But its brake modes is not easy to be controlled by ordinary people.People conduct extensive research correlation technique in recent years, for example: the patent that number of patent application is CN201320023541, the roller skate that can slow down has been proposed, by the pedal under forefoot in footwear, controlling brake block slows down to roller skate, such brake modes has higher requirement to sole, is also difficult for controlling; Number of patent application is the patent of CN201120131696, has proposed a kind of braking roller skate, and it controls V brake apparatus by parking brake, brake cable, and its parking brake, brake cable are undoubtedly the unfavorable aspect that this roller skate is applied.
We wish to explore the brake gear that a kind of ordinary people easily controlled, was convenient to the roller skate of realization.
Summary of the invention
In order to solve ordinary people, wear the brake difficulty of roller skate while sliding, the present invention proposes a kind of brake gear of roller skate.
The brake gear of roller skate of the present invention, comprises sole support, pulley, brake block, is characterized in: sole support is supported jointly by fixed pulley and brake sheave, and interacts by spring and brake sheave transmission; When human body moves forward and backward the position of exerting pressure of roller skate, sole support lower spring can be changed by the pressure of sole support, and when spring is subject to the pressure of sole support to be less than first threshold, spring keeps initial length, and roller skate can steadily slide; When spring is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring is flexible according to the size flexibility of pressure, and roller skate can continue to slide; When spring is subject to the pressure of sole support to surpass Second Threshold, spring is retracted into designated state, and the brake block of installing under sole support starts, and roller skate is slowed down or stopped;
Described first threshold is determined by the coefficient of elasticity of stressed spring and the initial compression degree of spring;
Described Second Threshold during by the coefficient of elasticity of stressed spring and brake the compression degree of spring determine.
Beneficial effect of the present invention:
Roller skate brake gear of the present invention, when skidding person presses on weight in sole center certain limit, the spring under sole support is subject to the pressure of sole support to be less than first threshold, and roller skate can steadily slide; When glider center of gravity to more front or more after scope move, when the spring under sole support is subject to the pressure of sole support be greater than first threshold and be less than Second Threshold, spring is in elastic recovery district, roller skate still can continue to slide; When glider continue center of gravity to more front or more after direction move, when sole support lower spring is subject to the pressure of sole support to be greater than Second Threshold, spring is retracted into assigned address, the brake block of sole support starts, roller skate is slowed down or is stopped.
First threshold wherein can be passed through to change spring, or adjusts by the initial compression degree of regulating spring; Described Second Threshold can pass through to change spring, or by regulating the height of brake block to adjust.
Accompanying drawing explanation
Fig. 1 is a kind of schematic diagram of roller skate brake gear, comprises wheel shaft 7, slideway 6, the spring 8 of wheel shaft 7 on telescope support of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave 4.In addition, the 1st, sole.
Fig. 2 is a kind of partial schematic diagram of roller skate brake gear.The wheel shaft 7, slideway 6, the air bag 8 of wheel shaft 7 in telescope support sleeve that comprise sole support 2, brake sheave 4, brake block 5, brake sheave 4.
Fig. 3 is a kind of partial schematic diagram of roller skate brake gear.Screw rod perforation 11 on the slideway 6 of the wheel shaft 7, wheel shaft 7 that comprises sole support 2, brake sheave 4, brake block 5, brake sheave on telescope support, spring 8, nut 9, screw rod 10, support 2.
Fig. 4 is a kind of partial schematic diagram of roller skate brake gear.Screw rod perforation 11 on the slideway 6 of the wheel shaft 7, wheel shaft 7 that comprises sole support 2, brake sheave 4, brake block 5, brake sheave 4 on telescope support, spring 8, nut 9, screw rod 10, support 2, the screw rod perforation 14 on wheel shaft 7.
Fig. 5 is a kind of schematic diagram of roller skate brake gear.Comprise the rotating shaft 13 between screw rod perforation 11, travel(l)ing rest 12, travel(l)ing rest 12 and the support 2 on the wheel shaft 7, spring 8, nut 9, screw rod 10, support 2 of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave 4.In addition, the 1st, sole.
Fig. 6 is a kind of schematic diagram of roller skate brake gear.Comprise the rotating shaft 13 between screw rod perforation 11, travel(l)ing rest 12, travel(l)ing rest 12 and the support 2 on the wheel shaft 7, spring 8, nut 9, screw rod 10, support 2 of sole support 2, fixed pulley 3, brake sheave 4, ground contact type brake block 5, brake sheave 4.In addition, the 1st, sole.
Fig. 7 is a kind of schematic diagram of roller skate brake gear.Comprise the rotating shaft 13 between screw rod perforation 11, pulley bracket 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, ground contact type brake block 5, spring 8, nut 9, screw rod 10, support 2.In addition, the 1st, sole.
Fig. 8 is a kind of schematic diagram of roller skate brake gear.Comprise the rotating shaft 13 between screw rod perforation 11, pulley bracket 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, brake block 5, spring 8, nut 9, screw rod 10, support 2.In addition, the 1st, sole.
Fig. 9 is a kind of schematic diagram of roller skate brake gear.Comprise rotating shaft 13, the perforation of the screw rod on assembly pulley support 12 14 between screw rod perforation 11, assembly pulley support 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, brake block 5, spring 8, nut 9, screw rod 10, support 2.In addition, the 1st, sole.
Figure 10 is a kind of schematic diagram of roller skate brake gear.The chute 15 that comprises rotating shaft 13 between wheel shaft 7, spring piece bracket 12, spring piece bracket 12 and the sole support 2 of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave 4, spring piece bracket 12 and sole support 2.In addition, the 1st, sole.
Figure 11 is a kind of schematic diagram of roller skate brake gear.The chute 15 that comprises rotating shaft 13 between wheel shaft 7, spring piece bracket 12, spring piece bracket 12 and the sole support 2 of sole support 2, fixed pulley 3, brake sheave 4, the brake block 5 that contacts to earth, brake sheave 4, spring piece bracket 12 and sole support 2.In addition, the 1st, sole.
The specific embodiment
The brake gear of roller skate of the present invention, comprises sole support, pulley, brake block, it is characterized in that: sole support is supported jointly by fixed pulley and brake sheave, and interacts by spring and brake sheave transmission; When human body moves forward and backward the position of exerting pressure of roller skate, sole support lower spring can be changed by the pressure of sole support, and when spring is subject to the pressure of sole support to be less than first threshold, spring keeps initial length, and roller skate can steadily slide; When spring is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring is flexible according to the size flexibility of pressure, and roller skate can continue to slide; When spring is subject to the pressure of sole support to surpass Second Threshold, spring is retracted into designated state, and the brake block of installing under sole support starts, and roller skate is slowed down or stopped;
Described first threshold is determined by the coefficient of elasticity of stressed spring and the initial compression degree of spring;
Described Second Threshold during by the coefficient of elasticity of stressed spring and brake the compression degree of spring determine.
The coefficient of elasticity of supposing spring is k, and the deformation quantity of initial compression is Δ 1, and during brake, the deformation quantity of spring is Δ 2, so, and the first threshold=k * Δ 1 of this spring, Second Threshold=k * Δ 2.
Described brake block is mounted in the ground contact type brake block on pulley side or is arranged on the trolley type brake block of braked wheel top.
The wheel shaft of described brake sheave is constrained in slideway, and interacts by spring and the transmission of sole support; Along with stretching of spring, wheel shaft slides in slideway.Or described brake sheave is arranged on one end of draw and insert-type support, the other end of draw and insert-type support is fixed on sole support; Draw and insert-type support is comprised of sleeve and inserted link, spring or inserted link is housed in sleeve spring is housed outward, between sleeve and inserted link, by spring transmission, interacts; Along with stretching of spring, inserted link pulls and pushes in sleeve.Or described brake sheave is arranged on travel(l)ing rest; Travel(l)ing rest one end links together by rotating shaft and sole support, and the other end interacts by spring and the transmission of sole support; Along with stretching of spring, travel(l)ing rest rotates with respect to sole support.Or described brake sheave is fixed on spring piece bracket; Spring piece bracket one end and sole support link together by rotating shaft, and the other end is also installed together by chute with sole support, spring piece bracket pressurized and corresponding deformation occurs.
Described spring can be spring leaf or air bag.
Described travel(l)ing rest is assembly pulley support, and two or more pulleys are arranged on assembly pulley support; Described sole support is connected by rotating shaft with assembly pulley support, and sole support interacts by spring and the transmission of assembly pulley support; Described fixed pulley is omitted.
Embodiment 1:
The brake gear of roller skate of the present invention, as shown in Figure 1, comprises wheel shaft 7, slideway 6, the spring 8 of wheel shaft 7 on telescope support of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; The wheel shaft of brake sheave is constrained in slideway 6, and has an effect by spring 8 and sole support 2; Brake block 5 is fixed on sole support 2.Fixed pulley 3 is wherein constant with respect to the distance of sole support; Along with stretching of spring 8, brake sheave 4 can change with respect to the distance of sole support.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make spring 8 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, spring 8 is subject to the pressure of sole support to be less than first threshold, and spring 8 keeps initial length, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and the trolley type brake block 5 of installing under sole support starts, and roller skate is slowed down or stopped.
Embodiment 2:
Roller skate brake gear of the present invention, as shown in Figure 2, comprises wheel shaft 7, slideway 6, the air bag 8 of wheel shaft 7 in bracket sleeve tube of sole support 2, brake sheave 4, brake block 5, brake sheave, also comprises fixed pulley 3, referring to Fig. 1.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; The wheel shaft of brake sheave is constrained in slideway 6, and has an effect by air bag 8 and sole support 2; Brake block 5 is fixed on sole support 2.
The first threshold of air bag 8 is determined by air bag feature and initial compressed state; Second Threshold by feature and when brake air bag compressive state determine.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make air bag 8 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, air bag 8 is subject to the pressure of sole support to be less than first threshold, and air bag 8 keeps initial length, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when air bag 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, air bag 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When air bag 8 is subject to the pressure of sole support to surpass Second Threshold, air bag 8 is retracted into designated state, and the trolley type brake block 5 of installing under sole support starts, and roller skate is slowed down or stopped.
Embodiment 3:
Roller skate brake gear of the present invention, as shown in Figure 3, screw rod perforation 11 on the slideway 6 of the wheel shaft 7, wheel shaft 7 that comprises sole support 2, brake sheave 4, brake block 5, brake sheave on support 2, spring 8, nut 9, screw rod 10, support 2, also comprises fixed pulley 3, referring to Fig. 1.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; The wheel shaft of brake sheave is constrained in slideway 6, and has an effect by spring 8 and sole support 2; Brake block 5 is fixed on sole support 2; When spring is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree, can adjust by adjusting nut 9; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine, can be by regulating the height of brake block 5 adjust.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make spring 8 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, spring 8 is subject to the pressure of sole support to be less than first threshold, and spring 8 keeps initial length, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and the trolley type brake block 5 of installing under sole support starts, and roller skate is slowed down or stopped.
Embodiment 4:
Roller skate brake gear of the present invention, as shown in Figure 4, screw rod perforation 11 on the slideway 6 of the wheel shaft 7, wheel shaft 7 that comprises sole support 2, brake sheave 4, brake block 5, brake sheave on support 2, spring 8, nut 9, screw rod 10, support 2, the screw rod perforation 14 on wheel shaft 7, also comprise fixed pulley 3, referring to Fig. 1.
Similar to Example 3, difference is: when spring 8 is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2, also can in the screw rod perforation 14 on wheel shaft 7, walk.
Embodiment 5:
Roller skate brake gear of the present invention, as shown in Figure 5, comprise the rotating shaft 13 between screw rod perforation 11, travel(l)ing rest 12, travel(l)ing rest 12 and the support 2 on the wheel shaft 7, spring 8, nut 9, screw rod 10, support 2 of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; Brake sheave is fixed on travel(l)ing rest 12; Travel(l)ing rest 12 is connected by rotating shaft 13 with sole support 2, and is transmitted and interacted by spring 8; Brake block 5 is fixed on sole support 2; When spring 8 is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree, can adjust by adjusting nut 9; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine, can be by regulating the height of brake block 5 adjust.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make spring 8 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, spring 8 is subject to the pressure of sole support to be less than first threshold, and spring 8 keeps initial length, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and the brake block 5 of installing under sole support starts, and roller skate is slowed down or stopped.
Embodiment 6:
Roller skate brake gear of the present invention, as shown in Figure 6, comprise the rotating shaft 13 between screw rod perforation 11, travel(l)ing rest 12, travel(l)ing rest 12 and the support 2 on the wheel shaft 7, spring 8, nut 9, screw rod 10, support 2 of sole support 2, fixed pulley 3, brake sheave 4, contact to earth brake block 5, brake sheave.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; Brake sheave is fixed on travel(l)ing rest 12; Travel(l)ing rest 12 is connected by rotating shaft 13 with sole support 2, and is transmitted and interacted by spring 8; The brake block 5 that contacts to earth is fixed on sole support 2; When spring 8 is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree, can adjust by adjusting nut 9; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine, can adjust by the contact to earth height of brake block 5 of adjusting.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make spring 8 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, spring 8 is subject to the pressure of sole support to be less than first threshold, and spring 8 keeps initial length, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and brake block 5 contacts to earth, and roller skate is slowed down or stopped.
Embodiment 7:
Roller skate brake gear of the present invention, as shown in Figure 7, comprises the rotating shaft 13 between screw rod perforation 11, pulley bracket 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, ground contact type brake block 5, spring 8, nut 9, screw rod 10, support 2.Wherein, assembly pulley support 12 is connected by rotating shaft 13 with sole support 2, and is transmitted and interacted by spring 8; The brake block 5 that contacts to earth is fixed on sole support 2; When spring 8 is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree, can adjust by adjusting nut 9; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine, can be by regulating the height of brake block 5 adjust.
When human normal is stood, human pressure mainly concentrates on sole center, and sole support is in original state.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and brake block 5 contacts to earth, and roller skate is slowed down or stopped.
Embodiment 8:
Roller skate brake gear of the present invention, as shown in Figure 8, comprises the rotating shaft 13 between screw rod perforation 11, pulley bracket 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, brake block 5, spring 8, nut 9, screw rod 10, support 2.Wherein, assembly pulley support 12 is connected by rotating shaft 13 with sole support 2, and is transmitted and interacted by spring 8; Brake block 5 is fixed on sole support 2; When spring 8 is compressed, screw rod 10 can be walked in the screw rod perforation 11 on support 2.
The first threshold of spring 8 is determined by its coefficient of elasticity and initial compression degree, can adjust by adjusting nut 9; Second Threshold by its coefficient of elasticity and when brake spring compression degree determine, can be by regulating the height of brake block 5 adjust.
When human normal is stood, human pressure mainly concentrates on sole center, and sole support is in original state row.
Along with the increase that heel is exerted oneself, when spring 8 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring 8 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring 8 is subject to the pressure of sole support to surpass Second Threshold, spring 8 is retracted into designated state, and brake block 5 starts, and roller skate is slowed down or stopped.
Embodiment 9:
Roller skate brake gear of the present invention, as shown in Figure 9, comprise rotating shaft 13, the perforation of the screw rod on assembly pulley support 12 14 between screw rod perforation 11, assembly pulley support 12, pulley bracket 12 and the support 2 on sole support 2, pulley 3, brake block 5, spring 8, nut 9, screw rod 10, support 2.Wherein, assembly pulley support 12 is connected by rotating shaft 13 with sole support 2, and is transmitted and interacted by spring 8; Brake block 5 is fixed on sole support 2.
Similar with fact Example 8, difference is, in the present embodiment, before and after sole support, has spring and brake block, and pressure concentration is when sole center, and both sides, front and back spring is subject to the pressure of sole support to be all less than first threshold, and roller skate can steadily slide; When pressure shifts to sole, the spring 8 before roller skate is compressed, and roller skate screw rod 10 below can be walked from the perforation 11 of support 2, therefore, when pressure is transferred to a certain degree to sole, can brake; When if pressure shifts to heel, roller skate spring 8 is below compressed, and the screw rod 10 before roller skate can pass from the perforation 11 of support 2, therefore, when pressure is transferred to a certain degree to heel, also can brake.
Embodiment 10:
Roller skate brake gear of the present invention, as shown in Figure 10, Figure 11, the chute 15 that comprises rotating shaft 13 between wheel shaft 7, spring piece bracket 12, spring piece bracket 12 and the sole support 2 of sole support 2, fixed pulley 3, brake sheave 4, brake block 5, brake sheave 4, spring piece bracket 12 and sole support 2.Wherein, sole support 2 is supported jointly by fixed pulley 3 and brake sheave 4, and fixed pulley 3 is fixed on sole support 2; The wheel shaft 7 of brake sheave 4 is fixed on spring piece bracket 12; Spring piece bracket 12 is connected by rotating shaft 13 with sole support 2, and slides by chute 15; Brake block 5 is fixed on sole support 2.
The first threshold of spring piece bracket 12 is determined by its coefficient of elasticity and initial compression degree; Second Threshold by its coefficient of elasticity and when brake spring piece bracket compression degree determine.
When human normal is stood, human pressure mainly concentrates on sole center, sole support is in original state, in order to make spring piece bracket 12 at this moment be subject to the pressure of sole support to be less than first threshold, fixed pulley need to be arranged on to the position close with sole mid-stent, brake sheave is arranged on to the position far away with sole mid-stent.At this moment, spring piece bracket 12 is subject to the pressure of sole support to be less than first threshold, and spring piece bracket 12 keeps initial compression degree, and roller skate can steadily slide.
Along with the increase that heel is exerted oneself, when spring piece bracket 12 is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring piece bracket 12 is flexible according to the size flexibility of pressure, and roller skate can normally slide; When spring piece bracket 12 is subject to the pressure of sole support to surpass Second Threshold, spring piece bracket 12 is retracted into designated state, and brake block 5 starts, and roller skate is slowed down or stopped.
Embodiment 11:
In embodiment 1-6, embodiment 10, introduced respectively fixed pulley front, braked wheel after roller skate brake gear.Can design accordingly fixed pulley at rear, the preceding roller skate brake gear of braked wheel.
In embodiment 1-6, embodiment 10, introduced respectively and only contained the roller skate brake gear of a fixed pulley.One group of fixed pulley also can be installed.
In embodiment 6, embodiment 10, introduced and only contained the roller skate brake gear of a brake sheave.One group of brake sheave also can be installed.
Claims (8)
1. a brake gear for roller skate, comprises sole support, pulley, brake block, it is characterized in that: sole support is supported jointly by fixed pulley and brake sheave, and interacts by spring and brake sheave transmission; When human body moves forward and backward the position of exerting pressure of roller skate, sole support lower spring can be changed by the pressure of sole support, and when spring is subject to the pressure of sole support to be less than first threshold, spring keeps initial length, and roller skate can steadily slide; When spring is subject to the pressure of sole support surpass first threshold and be less than Second Threshold, spring is flexible according to the size flexibility of pressure, and roller skate can continue to slide; When spring is subject to the pressure of sole support to surpass Second Threshold, spring is retracted into designated state, and the brake block of installing under sole support starts, and roller skate is slowed down or stopped;
Described first threshold is determined by the coefficient of elasticity of stressed spring and the initial compression degree of spring;
Described Second Threshold during by the coefficient of elasticity of stressed spring and brake the compression degree of spring determine.
2. the brake gear of roller skate as claimed in claim 1, is characterized in that: described brake block is mounted in the ground contact type brake block on pulley side or is arranged on the trolley type brake block of braked wheel top.
3. the brake gear of roller skate as claimed in claim 1, is characterized in that: the wheel shaft of described brake sheave is constrained in slideway, and interacts by spring and the transmission of sole support; Along with stretching of spring, wheel shaft slides in slideway.
4. the brake gear of roller skate as claimed in claim 1, is characterized in that: described brake sheave is arranged on one end of draw and insert-type support, and the other end of draw and insert-type support is fixed on sole support; Draw and insert-type support is comprised of sleeve and inserted link, spring or inserted link is housed in sleeve spring is housed outward, between sleeve and inserted link, by spring transmission, interacts; Along with stretching of spring, inserted link pulls and pushes in sleeve.
5. the brake gear of roller skate as claimed in claim 1, is characterized in that: described brake sheave is arranged on travel(l)ing rest; Travel(l)ing rest one end links together by rotating shaft and sole support, and the other end interacts by spring and the transmission of sole support; Along with stretching of spring, travel(l)ing rest rotates with respect to sole support.
6. the brake gear of roller skate as claimed in claim 1, is characterized in that: described brake sheave is fixed on spring piece bracket; Spring piece bracket one end and sole support link together by rotating shaft, and the other end is also installed together by chute with sole support, spring piece bracket pressurized and corresponding deformation occurs.
7. the brake gear of roller skate as claimed in claim 1, is characterized in that: described spring can be spring leaf or air bag.
8. the brake gear of roller skate as claimed in claim 5, is characterized in that: described travel(l)ing rest is assembly pulley support, and two or more pulleys are arranged on assembly pulley support; Described sole support is connected by rotating shaft with assembly pulley support, and sole support interacts by spring and the transmission of assembly pulley support; Described fixed pulley is omitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227074.4U CN203790558U (en) | 2014-05-05 | 2014-05-05 | Brake device of roller skate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227074.4U CN203790558U (en) | 2014-05-05 | 2014-05-05 | Brake device of roller skate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203790558U true CN203790558U (en) | 2014-08-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420227074.4U Withdrawn - After Issue CN203790558U (en) | 2014-05-05 | 2014-05-05 | Brake device of roller skate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203790558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080118A (en) * | 2014-05-05 | 2015-11-25 | 刘先忠 | Brake device of roller shoe |
| CN111603753A (en) * | 2020-05-25 | 2020-09-01 | 芜湖辉林奥远自动化科技有限公司 | Sliding state linear adjustment type roller skate based on photoelectric monitoring and hydraulic switching |
-
2014
- 2014-05-05 CN CN201420227074.4U patent/CN203790558U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080118A (en) * | 2014-05-05 | 2015-11-25 | 刘先忠 | Brake device of roller shoe |
| CN105080118B (en) * | 2014-05-05 | 2017-04-05 | 刘先忠 | A kind of brake gear of roller skate |
| CN111603753A (en) * | 2020-05-25 | 2020-09-01 | 芜湖辉林奥远自动化科技有限公司 | Sliding state linear adjustment type roller skate based on photoelectric monitoring and hydraulic switching |
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