CN2155244Y - Force-resister for sports apparatus - Google Patents

Abstract

The utility model relates to a force-resister used for a sports apparatus, comprising a casing tube, an axial rod, tightening sheets and pressing elements. A groove is arranged in the casing tube along the surface of an inner ring, the tightening sheets are arranged in a cave slot, and the pressing elements are arranged on the periphery face of the cave slot symmetric to the groove. Resistance generated by the tightening sheets to the axial rod can be adjusted by the difference of the pressing force of the pressing elements to the tightening sheets.

Description

Force-resister for sports apparatus

Utility model relates to a kind of drag devices, particularly relates to a kind of resistance gauge that is used for sports equipment that replaces oil hydraulic cylinder.

Generally need reach the sports equipment of movement effects by resistance, use oil hydraulic cylinder mostly as drag devices.Fig. 1, the 2nd, hydraulic type treadmills in the past, its pedal 2 that is pivoted respectively in body frame 1 both sides of L type, above pedal 2, respectively be provided with oil hydraulic cylinder 3 again, 4, two oil hydraulic cylinders 3, connect by pipeline 6 between 4, 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 a center of rotation with the pivot pin 19 of body frame 1, impel terminal perk and promote wherein that the axostylus axostyle 39 of an oil hydraulic cylinder 3 inwardly shrinks (as shown in Figure 2), and the oil plant in the oil hydraulic cylinder 35 is expressed in the oil hydraulic cylinder 4 of opposite side by pipeline 6, make the release of taking advantage of a situation of axostylus axostyle 49 in the oil hydraulic cylinder 4 of opposite side, and with the terminal swing downwards of another pedal 2, the action by repeatedly reaches the movement effects of marking time.

As the buffering and the parts of resistance, but oil hydraulic cylinder easy leakage of oil when reality is used was in case leakage of oil just can't reach the movement effects of expection to sports equipment with oil hydraulic cylinder in the past.In addition, 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 resistance gauge that is used for sports equipment, and it not only can reach the resistance effect of expection with simple structure replacement oil hydraulic cylinder in the past, and does not have the situation generation of leakage of oil.

Another purpose of the present utility model is to provide a kind of resistance gauge that is used for sports equipment, and the manufacturing and the assembling of parts that wherein is used for producing resistance is all quite simple, makes whole low cost of manufacture.

A kind of resistance gauge that is used for sports equipment provided by the utility model, it is characterized in that: it is at inside pipe casing installing axostylus axostyle, sleeve pipe comprises stationary pipes and adapter, is provided with the Tightening sheet of predetermined number between sleeve pipe and axostylus axostyle, and the press element that Tightening sheet is installed in jacket exterior drives; When driving Tightening sheet generation lateral displacement when adjusting press element, can adjust the press power that Tightening sheet produces axostylus axostyle.

In order to achieve the above object, the utility model provides a kind of resistance gauge that is used for sports equipment, it comprises holder, adapter, axostylus axostyle, adapter is set on the holder, axostylus axostyle passes to be taken over and holder, and holder and axostylus axostyle outboard end are installed in respectively on the symmetrical position of sports equipment, it is characterized in that: take over inside and offer groove, take on the outer peripheral face and respectively be provided with press element, be equiped with Tightening sheet in the groove again respectively with resistance effect with respect to groove location.

The aforesaid resistance gauge that is used for sports equipment is characterized in that: the Tightening sheet medial surface is lined with sheet rubber.

The aforesaid resistance gauge that is used for sports equipment is characterized in that: press element is a knob.

The aforesaid resistance gauge that is used for sports equipment is characterized in that: press element is a beam ring.

The advantage that is used for the resistance gauge of sports equipment of the present utility model is, simple in structure, to make assembly easy, not only has the resistance effect, and overcome the defective that oil hydraulic cylinder formula resistance gauge in the past can leakage of oil fully.

Below by preferred embodiment and accompanying drawing the resistance gauge that is used for sports equipment of the present utility model is elaborated.

Accompanying drawing simply will illustrate:

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 utility model preferred embodiment combination section.

Fig. 5 is the A-A generalized section of Fig. 4.

Fig. 6 is the mode of operation schematic diagram of the utility model preferred embodiment.

Fig. 7 is the B-B generalized section of Fig. 6.

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

Fig. 9 is the combination section of another preferred embodiment of the utility model.

Figure 10 is the C-C generalized section of Fig. 9.

Please cooperate and consult Fig. 3, the resistance gauge that is used for sports equipment of the present utility model, it comprises holder 10, axostylus axostyle 20, adapter 30, the Tightening sheet 40 of predetermined number, the press element 50 and the top cover 60 of predetermined number.

Holder 10, it is the hollow cylinder with suitable length, forms opening spatial accommodation 11 up in inside, is provided with the screw thread 12 of suitable length at the top outer ring surface, be 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 is the thin round bar with predetermined length, and the bottom sets firmly a limited block 21 that diameter is bigger by screw 211, is installed in the spatial accommodation 11 of holder 10, the top also is provided with an articulated section 22, can be for the appropriate position (not showing on the figure) that is hubbed on sports equipment.

Take over 30, it is a hollow cylindrical, inside, bottom is provided with screw thread 31, can be for being arranged on the screw thread 12 of holder 10, be combined into one with holder 10, in being provided with the groove 32(present embodiment of predetermined number depression appropriate depth along inner ring surface, the central sections of inside is provided with three), and externally each outwards protrudes a protruding seat 33 with the position of groove 32 symmetries, protruding seat 33 is provided with scale 331, be provided with the screw 34 that connects to groove 32 in protruding 33 central authorities, be provided with internal thread 35 in adapter inside, 30 top.

The Tightening sheet 40 of predetermined number, it is circular-arc rectangular that it is that the cross section is, and is provided with three corresponding to groove 32 in the present embodiment, just can be for being installed in groove 32 inside, all sticking preferable sheet rubber of damping 41 that is provided with of its medial surface.

The press element 50 of predetermined number, the screw 34 that is symmetrical in adapter 30 in the present embodiment is provided with three knobs, and wherein a side is extended with bolt 51, just can be arranged in the screw 34, and bolt 51 ends are contacted with Tightening sheet 40 lateral surfaces; In addition, on its head 52, be provided with indicateing arm 521.

Top cover 60 central authorities are provided with a perforation 61 and can pass for axostylus axostyle 20, are provided with screw thread 62 in the bottom, just can be arranged on the internal thread 35 of taking over 30 tops.

The effect that the resistance gauge that is used for sports equipment of the present utility model can be reached is presented below:

At first, when assembling, see also shown in Figure 3, with top cover 60 be locked at take over 30 tops after, earlier three Tightening sheets 40 are seated in one by one and take in 30 the groove 32, the axostylus axostyle 20 of unassembled limited block 21 is penetrated from the perforation 61 of top cover 60, and be located between three Tightening sheets 40.Then, can be with the locking of limited block 21 usefulness screws 211 in axostylus axostyle 20 bottoms, and an end that will have a limited block 21 is stretched and is located at being contained in the space 11 of holder 10.Then, by outside, internal thread 12 and 31 locking engagement, can make holder 10 with take over 30 and be combined into one, so can make axostylus axostyle 20 be installed in the spatial accommodation 11 of holder 10.At last, as long as the bolt 51 of three knobs 50 is locked, can finish whole assembling (shown in Fig. 4,5,8) from take over 60 screw 34.

As shown in Figure 4, this moment, 41 pairs of axostylus axostyles 20 of sheet rubber of Tightening sheet 40 were to be the pine oil state, even gapped existence, and be installed in the precalculated position of sports equipment when resistance gauge, and the operational movement equipment makes when axostylus axostyle 20 is done relative motion in holder 10 inside, Tightening sheet 40 is quite little with axostylus axostyle 20 resistances that outer peripheral face produces, and can operate easily.

Because operator's build, age are different with the operation application of force, for the demand of resistance also difference to some extent, when the bigger resistance of needs, as shown in Figure 3, at this moment rotatable knob 50 impels the bolt 51 terminal Tightening sheets 40 that promote, and the sheet rubber 41 of Tightening sheet 40 medial surfaces is oppressed on the axostylus axostyle 20 gradually, relatively the resistance that produces between Tightening sheet 40 and axostylus axostyle 20 is also increasing, and operation can change resistance whereby.

Be worth mentioning, as shown in Figure 8, when adjusting resistance,, can know the size of resistance the scale 331 in the 521 alignment adapters 30 of the indicateing arm on the knob 50.

In addition, see also shown in Figure 9, it is another embodiment of the present utility model, wherein take over 30 ' on also be provided with groove 32 ', outer peripheral face with respect to groove 32 ' the position be provided with perforation 34 ', Tightening sheet 40 ' shape invariance, do not exist together only be its lateral surface be provided with projection 42 ', when Tightening sheet 40 ' be placed on groove 32 ' middle, make projection 42 ' be set in just perforation 34 ' in, and its end is protruded out taking over 30 ' the outside.See also shown in Figure 10, press element, with a beam ring 50 ' be example, beam ring 50 ' radially to be protruded with two lugs 51 ', two lugs 51 ' can supply knob 52 ' pass.When the bigger resistance of desire adjustment, need only rotate knob 52 ', then beam ring 50 ' just can protrude and take over 30 ' outside projection 42 ' inwardly compacting, jointly, be the packing of the sheet rubber 41 that can make Tightening sheet 40 ' medial surface ' more axostylus axostyle 20 ' on, therefore, the operational motion of adjustment resistance is quite simple, easy.

Claims (4)

1, a kind of resistance gauge that is used for sports equipment, it comprises holder, adapter, axostylus axostyle, adapter is set on the holder, axostylus axostyle passes to be taken over and holder, holder and axostylus axostyle outboard end are installed in respectively on the symmetrical position of sports equipment, it is characterized in that: take over inside and offer groove, take on the outer peripheral face and respectively be provided with press element, be equiped with Tightening sheet in the groove again respectively with resistance effect with respect to groove location.

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

3, according to the described resistance gauge that is used for sports equipment of claim 1, it is characterized in that: press element is a knob.

4, according to the described resistance gauge that is used for sports equipment of claim 1, it is characterized in that: press element is a beam ring.

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