CN2155245Y - Force-resister for sports apparatus - Google Patents

Abstract

The utility model relates to a force-resister for sports equipment. The utility model is that one end of a fixed seat is provided with an adjusting barrel in a screwed mode, a shaft rod is arranged in the fixed seat, positioning slots of predetermined number is arranged on one side of the fixed seat adjacent to the adjusting barrel, and the positioning slots of the predetermined number can be used for installing tightening sheets. Brake sheets of the same number are also arranged in the adjusting barrel, the brake sheets and the tightening sheets are all made into the shape of push and pull blocks, and contact surfaces are inclines. When the adjusting barrel is turned, oppression or loose release is generated to the tightening sheets by the brake sheets via the functions of the inclines, tightening or the loose release is generated to the surface of the shaft rod relatively by the tightening sheets, and thus adjusting resistance can be obtained.

Description

Force-resister for sports apparatus

The utility model relates to a kind of drag devices, particularly relates to a kind of sports equipment resistance gauge that replaces oil hydraulic cylinder.

Generally need reach the sports equipment of movement effects with resistance, mostly with oil hydraulic cylinder as drag devices, as Fig. 1, shown in Figure 2, it is hydraulic type treadmills in the past, it mainly is the pedal 2 that respectively is pivoted in body frame 1 both sides of L type, and above pedal 2, respectively be provided with oil hydraulic cylinder 3 again, 4, two oil hydraulic cylinders 3, connect by pipeline 6 between 4, and oil hydraulic cylinder 3,4 two ends articulate with body frame 1 and pedal 2 ends respectively, when stepping on wherein a pedal 2, pedal 2 is that the pivot pin 301 with body frame 1 is a center of rotation, impel terminal perk and promote wherein that the axostylus axostyle 303 of an oil hydraulic cylinder 3 inwardly shrinks, as shown in Figure 2, and the oil plant in the oil hydraulic cylinder 35 is squeezed in the oil hydraulic cylinder 4 of another side via pipeline 6, make the release of taking advantage of a situation of axostylus axostyle 304 in another side oil hydraulic cylinder 4, and with the terminal swing downwards of another pedal 2, by this action repeatedly and reach the movement effects of marking time.

Really, in the past sports equipment can oil hydraulic cylinder as the member of buffering and resistance, but oil hydraulic cylinder is easy to generate the defective of leakage of oil when reality is used, in case leakage of oil just can't reach the movement effects of expection; Prices are rather stiff for oil hydraulic cylinder, causes the manufacturing cost of sports equipment high always.

Main purpose of the present utility model is to provide a kind of sports equipment resistance gauge, is to replace traditional oil hydraulic cylinder with simple structure, not only can reach the resistance effect of expection, and does not have the situation generation of leakage of oil.

Another purpose of the present utility model is to provide a kind of sports equipment resistance gauge, wherein is used for producing the member of damping, and it makes, assembles all quite simple, impels whole low cost of manufacture.

The purpose of this utility model is realized by following technical scheme.A kind of sports equipment resistance gauge, resistance gauge inside is equiped with axostylus axostyle, and the sleeve pipe of resistance gauge and axostylus axostyle outboard end are installed in the symmetrical position of sports equipment respectively; It is characterized in that:

The sleeve pipe of resistance gauge is to be spirally connected and combination relatively by holder and adjustment tube, the contiguous side of adjusting tube of holder is provided with setting element, the outer side edges of setting element is equiped with mobilizable Tightening sheet along the length direction of holder, and what Tightening sheet made that lateral surface is provided with pushing face-drawing pushes away the pulling block shape; Adjust that tube is inner to be provided with brake(-holder) block with the Tightening sheet similar number with respect to Tightening sheet, an inclined-plane is also made in the symmetrical side of brake(-holder) block and pushing face-drawing.

Aforesaid sports equipment resistance gauge, wherein said Tightening sheet medial surface is lined with sheet rubber.

Aforesaid sports equipment resistance gauge, wherein said holder are adjacent to the number of adjusting tube one end cooperation Tightening sheet and are provided with locating slot.

The utility model compared with the prior art, advantage is very obvious.Because this sports equipment resistance gauge, resistance gauge is to install an axostylus axostyle at inside pipe casing, and sleeve pipe is to be spirally connected and combination relatively by holder and adjustment tube, and in a holder and an adjustment tube junction, be respectively equipped with several mobilizable Tightening sheet and brake(-holder) blocks, and the binding face of Tightening sheet and brake(-holder) block is the bevel shape, when rotating the adjustment tube, the length of sleeve pipe is changed, and inner brake(-holder) block can produce the effect of compressing or pine oil to Tightening sheet, therefore when the generation pressing action, can produce preferable damping to the tight bundle of axostylus axostyle by Tightening sheet and can obtain preferable movement effects; And structure not only is difficult toward oil hydraulic cylinder leakage of oil generation of defects by this, and its structure, manufacturing, assembly are all quite simple, can effectively reduce manufacturing cost and can solve fully also in the past that oil hydraulic cylinder formula resistance gauge can produce the defective of leakage of oil, has practicality.

Below by preferred embodiment and accompanying drawing sports equipment of the present utility model is elaborated with resistance gauge:

Fig. 1 is the schematic perspective view of hydraulic type treadmills in the past.

Fig. 2 is the generalized section of hydraulic type treadmills in the past.

Fig. 3 is the exploded perspective view of the utility model preferred embodiment.

Fig. 4 is the combination section of the utility model preferred embodiment.

Fig. 5 is the A-A cutaway view of Fig. 4.

Fig. 6 is the operational motion schematic diagram of the utility model preferred embodiment.

Fig. 7 is the B-B cutaway view of Fig. 6.

Fig. 8 is the stereoscopic schematic diagram of the above-mentioned preferred embodiment of the utility model.

Fig. 9 is the stereoscopic schematic diagram of another preferred embodiment of the utility model.

Please cooperate and consult Fig. 3, sports equipment resistance gauge of the present utility model includes substantially: members such as the Tightening sheet 50 of holder 10, axostylus axostyle 20, setting element 30, positioning seat 40, predetermined number, adjustment tube 60, braking member 70 and top cover 80.

Holder 10, it makes the hollow cylinder with suitable length, and is formed with opening spatial accommodation 11 up in inside, is provided with screw thread 12 at the top outer ring surface, and is provided with pivot ear 13 in the bottom, can be for the appropriate position (figure on do not show) of axle pivot at sports equipment.

Axostylus axostyle 20, it makes the thin round bar with predetermined length, and the bottom is installed with than great circle limited block 21 directly by screw 211, and is installed in the spatial accommodation 11 of holder 10, the top is provided with articulated section 22, can be for the appropriate position (not showing on the figure) that is hubbed on sports equipment.

Setting element 30, it makes the short cylinder with axis hole 31, axis hole 31 can pass for axostylus axostyle 20, and the bottom is provided with radially and extends and than the flange 32 in great circle footpath, can supply to be placed on spatial accommodation 11 openings of holder 10, and impel the limited block 21 of axostylus axostyle 20 to be subjected to keeping out of flange 32 and can not to deviate from spatial accommodation 11.

Positioning seat 40, it makes hollow cylindrical, inside, bottom is provided with screw thread 41, can be for being arranged on the screw thread 12 of holder 10, and be combined into one with holder 10, just the flange 32 parts compacting of setting element 30 is located, and make the space 202 that forms a ring-type between inner circumferential surface and the setting element 30, as Fig. 4, shown in Figure 5, can pass for axostylus axostyle 20 and be provided with a hole 42 than the roundlet footpath in its inside, top, and offer three slotted eyes 43, and make the wall 431 of slotted eye 43 extend inward suitable length at the periphery of hole 42; Holder 40 tip exterior are provided with the screw thread 44 of suitable length, in position locate and be provided with the conduit 45 of annular arrangement and the scale 46 that makes vertically.

Tightening sheet 50, present embodiment is to cooperate the slotted eye 43 of positioning seat 40 and system is provided with three, is installed in slotted eye 43 inside respectively, and all makes the up-narrow and down-wide pulling block shape that pushes away, make its lateral surface form pushing face-drawing 51, and medial surface is to cooperate the axostylus axostyle 20 sticking good sheet rubbers of a damping 52 that are provided with.

Adjust tube 60, it makes hollow cylindrical, inner central sections cooperates the screw thread 44 on positioning seat 40 tops and makes the internal thread 61 that is provided with suitable length, be provided with screw thread 62 on internal thread 61 tops, and between internal thread 61 and screw thread 62, be formed with a locating ring that extends internally 63, then be provided with than great circle seat hole 64 directly in the bottom of internal thread 61, seat 64 nearly appropriate positions, bottom, hole offer two slits 65 with appropriate depth, be formed with a flexure strip 66 in two slits 65, and flexure strip 66 medial surfaces are equipped with a circular-arc projection 661.

Braking member 70, the top is provided with ring body 71, ring body 71 peripheries are outward extended with several location-plates 72, the bottom then cooperates the slotted eye 43 of positioning seat 40 and has extended to form three brake(-holder) blocks 73 downwards, the medial surface of brake(-holder) block 73 cooperates the pushing face-drawing 51 of Tightening sheet 50 also to be provided with an inclined-plane 731, and the gradient on inclined-plane 731 is identical with pushing face-drawing 51, but direction is just opposite, its lateral surface is then made flat face 732, and when brake(-holder) block 73 can stretch be located at slotted eye 43 inside after, location-plate 72 just supports and ends on the locating ring 63 of adjusting tube 60.

Top cover 80, its central authorities are provided with perforation 81 and can pass for axostylus axostyle 20, are provided with screw thread 82 in the bottom, just can be arranged on the screw thread 62 of adjusting tube 60 tops, and the location-plate 72 of braking member 70 is suppressed the location.

More detailed now statement particularly of effect as back that the utility model sports equipment is reached with assembling and institute's expectability of resistance gauge:

At first, when desire is assembled, see also shown in Figure 3, after being set in members such as top cover 80, braking member 70, adjustment tube 60, positioning seat 40 and setting element 30 on the axostylus axostyle 20 in regular turn, again with screw 211 with limited block 21 locking in axostylus axostyle 20 bottoms, and an end that will have a limited block 21 is stretched spatial accommodation 11 inside that are located at holder 10; Then, three Tightening sheets, 50 self-align seats, 40 bottoms are penetrated, and be installed in respectively in the slotted eye 43, make and be subjected to the spacing of wall 431 and can arbitrarily do not rock, and when screw thread 41 lockings of positioning seat 40 bottoms are engaged on the screw thread 12 on holder 10 tops, can take advantage of a situation the flange 32 compacting location of setting element 30, and make setting element 30 can limit the bottom of Tightening sheet 50; Then, intermesh, three brake(-holder) blocks 73 of braking member 70 bottoms are stretched into from slotted eye 43 tops respectively, and be located at the lateral surface of Tightening sheet 50 adjusting the internal thread 61 of tube 60 and the screw thread 44 on positioning seat 40 tops; At last, only need top cover 80 is tightened on the top of adjusting tube 60, braking member 70 can be suppressed the location, and finish whole assembling, as Fig. 4, Fig. 5, shown in Figure 8.

As Fig. 4, shown in Figure 5, it is to be the non-resistance state, be installed in the precalculated position of sports equipment when resistance gauge, the operational movement equipment makes when axostylus axostyle 20 is done relative motion in holder 10 inside, have the gap between Tightening sheet 50 and the axostylus axostyle 20, so when axostylus axostyle 20 is done to stretch out, during the retraction action, all do not have any resistance, and the operator need not execute bigger strength naturally and can operate.

So, because of the operation build, the application of force difference of age and desire operation, for the demand of damping also difference to some extent, when the bigger damping of needs, be as Fig. 6, shown in Figure 7, the rotatable tube 60 of adjusting, then brake(-holder) block 73 can be taken advantage of a situation and be moved down by drive, its bottom can be stretched in the space 202 of setting element 30 peripheries, pushing face-drawing 51 through Tightening sheet 50 touches guiding function with the subsides on the inclined-plane 731 of brake(-holder) block 73, the thickness that can make brake(-holder) block 73 stretch into Tightening sheet 50 sides increases gradually, relative, the damping that sheet rubber 52 compressings of Tightening sheet 50 medial surfaces are produced on axostylus axostyle 20 is also bigger, and the operator must bestow bigger strength naturally, can obtain preferable movement effects by this.

What deserves to be mentioned is, as Fig. 6, shown in Figure 7, when when adjusting damping, the bottom cap of adjusting tube 60 is located at positioning seat 40 tops, and the projection 661 of adjusting tube 60 can be trapped in the conduit 45 moment, at positioning seat 40 when adjusting tube 60 and produce relative rotation, elastic reaction through flexure strip 66, projection 661 is beated and produce the sound of " answering ", utilize again and adjust tube 60 bottoms and be aligned in scale 46, can know the damping size; In addition, can establish the Warning Mark 47 of "+", "-" in the both sides, bottom of scale 46, as shown in Figure 8.

In addition, see also shown in Figure 9, when resistance gauge needs bigger stroke, only need length lengthening, and all the other members are constant, therefore with holder 10 ' and axostylus axostyle 20 ', can make the resistance gauge of different size according to need, only need to replace wherein that two members get final product, can save expenses such as die sinking, manufacturing, quite economy.

In sum, the disclosed technological means of the utility model embodiment, its simple structure, to make assembly easy, not only can reach damping, and can solve the defective that oil hydraulic cylinder formula resistance gauge in the past can leakage of oil fully.

Claims (3)

1, a kind of sports equipment resistance gauge, resistance gauge inside is equiped with axostylus axostyle, and the sleeve pipe of resistance gauge and axostylus axostyle outboard end are installed in the symmetrical position of sports equipment respectively; It is characterized in that:

The sleeve pipe of resistance gauge is to be spirally connected and combination relatively by holder and adjustment tube, the contiguous side of adjusting tube of holder is provided with setting element, the outer side edges of setting element is equiped with mobilizable Tightening sheet along the length direction of holder, and what Tightening sheet made that lateral surface is provided with pushing face-drawing pushes away the pulling block shape; Adjust that tube is inner to be provided with brake(-holder) block with the Tightening sheet similar number with respect to Tightening sheet, an inclined-plane is also made in the symmetrical side of brake(-holder) block and pushing face-drawing.

2, sports equipment resistance gauge according to claim 1 is characterized in that: described Tightening sheet medial surface is lined with sheet rubber.

3, sports equipment resistance gauge according to claim 1 is characterized in that: described holder is adjacent to the number of adjusting tube one end cooperation Tightening sheet and is provided with locating slot.

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