CN2367341Y - Adjustable dumbbell - Google Patents

Abstract

The utility model relates to an adjustable dumbbell. The utility model comprises a loading seat, two hollow rods and a holding rod are erected on the loading seat in parallel, the top end of each loading seat plate body is respectively provided with a container, the position corresponding to each hollow rod is provided with a through hole, and the bottom side is correspondingly provided with a plurality of bearing channels; the utility model is provided with a plurality of weight blocks and is provided with two identical block bodies, the top side of each block body is provided with two perforations corresponding to the through holes, the bottom side is also provided with a plurality of bearing channels, two connecting rods are arranged between the bottom sides of the two block bodies, and the length of the connecting rods of the weight blocks are arranged to be different; a selecting device is arranged in the container and is provided with an adjuster and four pins, the four pins are arranged pairwise in the hollow rods and corresponding to each through hole in the relative way, and the adjuster and the four pins forms to be a linkage relationship.

Description

Adjustable dumbbell

The utility model is relevant with sports equipment, is meant a kind of adjustable dumbbell person especially.

Press, the dumbbell that supplies the user to be hold by one hand exercise is with the casting integrated moulding person of metal material in early days.Because the weight of this kind dumbbell is fixing person, during user's desire change pound weight, must purchase separately again, be not inconsistent economic benefit, be with, the dumbbell of adjustable weight just in response to and give birth to, it mainly has a holding rod, be spirally connected the again discoid pouring weight of predetermined number of these holding rod two ends.

Though the preceding dumbbell of taking off can be by the quantity that changes pouring weight; so that meet user's demand; only; pouring weight is repeated spiral shell places the mode of holding rod two ends still not very convenient; moreover, because the pouring weight of these dumbbells is in the form of annular discs, when putting, user regular meeting causes its rolling because of carelessness; and weigh wounded own accidentally or other people toe, the article of perhaps damaging.

For solving aforementioned disappearance, then there is the dealer to design a kind of adjustable dumbbell, as the novel No. 82215419 preceding case of " adjustable dumbbell new construction " patent, it mainly is to be nested with the rectangle weight layer by layer in the dumbbell seat body outside, be inserted in the predetermined groove of supporting plate both sides of this dumbbell seat body by a Fixed latches again, and resist in the connecting rod bottom side of predetermined weight, in order to the position that plugs by this Fixed latches of change, be the weight number that variable this dumbbell seat body can be mentioned in the lump, and change whole weight.Though before take off the patent case and can change heavy burden easily, and can firmly place on the ground, only,, the anxiety that comes off is arranged probably when the user lifts exercise because this Fixed latches only is inserted in the groove simply; Moreover because the weight of the long-term burden piece of this Fixed latches, it will be day by day crooked in order to the two bar portions that plug, and make board it outside gradually can't closely resist connecting rod bottom side in weight, and the action that causes it to adjust heavy burden is uncertain.

Main purpose of the present utility model is promptly providing a kind of adjustable dumbbell that solves the aforementioned person's of commonly using disappearance, that is it is except supplying elasticity, positively adjust the heavy burden, the very firm person of the connection relation of its dumbbell seat body and pouring weight.

Edge is, for reaching aforesaid purpose, the utility model provides a kind of adjustable dumbbell, include one year seat, have two parallel plate bodys, two hollow stem and a holding rod, parallel shelf is located between these two plate bodys top side, two ends and the central part respectively, respectively this plate body top is respectively equipped with a room, the two correspondence respectively this hollow stem the position and be respectively equipped with a through hole, the bottom side correspondence is provided with majority and holds ditch; Most pouring weights, have two identical blocks respectively, respectively this block top side is respectively equipped with the corresponding through hole of two perforation, the bottom side is also laid majority and is held ditch, two connecting rods are located between this two blocks bottom side relatively, and respectively the length of connecting rod of this pouring weight is to be made as difference, with so that respectively this pouring weight can the relative mode of block be placed on this year of the seat outside layer by layer side by side, this connecting rod is resisted in predetermined holds in the ditch; One selecting device, place in this room, comprising can be by an adjuster of outside control, four latches relatively place in this two hollow stem and respectively corresponding each through hole in twos, and this adjuster is to constitute interaction relation with four latches, when adjusting this adjuster, this latch is stretched out or the predetermined length of withdraw from this plate body respectively simultaneously, place in the perforation of being scheduled to block, and then connect this year of seat and the pouring weight person of proper number and the latch end is stretched.

Wherein more including two hack levers, is to be located at relatively between this two plate body.

Wherein respectively this latch has a shaft respectively, and a head end is located at this shaft one end, and respectively the external diameter of this head end is that respectively this latch is to place in the hollow stem in the relative mode of head end, and is inserted in the through hole with shaft greater than the internal diameter of this through hole respectively.

Wherein respectively the head end of this latch is penetrated with some holes of passing through for rope of using respectively.

Wherein the room top side of a plate body is provided with a guide groove, and some pods are laid on this guide groove, on the pod that this adjuster can move axially and be positioned to be scheduled to along this guide groove.

Wherein this adjuster has a pedestal, places this room inboard, and its top also protrudes in the guide groove, a cap, but but resilient movement be placed on and be located on the pedestal top and the predetermined pod of blocking.

Wherein this selecting device more includes six ropes, and wherein four ropes are to connect this adjuster and the head end of this latch respectively respectively, and two ropes are to connect not relative latch head end respectively in addition, and four elastic components are respectively between the head end side and plate body of this latch respectively.

Wherein this selecting device more includes two steering mechanism, is arranged at respectively respectively in this room, and respectively this rope is placed on it.

Wherein this adjuster is a multisection type knob, this selecting device more includes two ropes, be wound on relatively in the room and hollow stem of this plate body respectively, and pass the head end of this latch respectively and twine on the rotating shaft position that is fixed in this adjuster, this two rope also connects not relative latch head end respectively.

Wherein this rope is oppositely to twine the rotating shaft position person who is fixed in this adjuster.

Below, lift the utility model two preferred embodiments now, and cooperate graphic be described in further detail as after, wherein:

Fig. 1 is the three-dimensional combination figure of the utility model one preferred embodiment.

Fig. 2 is the stereo appearance figure of selecting device in the utility model one preferred embodiment.

Fig. 3 is the schematic diagram of the utility model one preferred embodiment, shows the space kenel of the interior adjuster of room and each member.

Fig. 4, Fig. 5 are the action schematic diagrames of the utility model one preferred embodiment, show the overhanging state of latch.

Fig. 6 is the stereo appearance figure of selecting device in another preferred embodiment of the utility model.

Fig. 7 is the action schematic diagram of another preferred embodiment of the utility model, shows the overhanging state of latch.

At first, see also Fig. 1 to Fig. 5, the dumbbell 10 of the utility model one preferred embodiment is made of one year seat 12, most pouring weight 14 and a selecting device 16.

This year, seat 12, had two plate bodys, 22, two hollow stem 24, two hack levers 26 and a holding rod 28 and were set up in respectively between these two plate bodys, 22 tops, bottom side two ends and the central part; Respectively these plate body 22 top sides are concaved with a room 30,32 respectively, the bottom is respectively equipped with most the downward opening ditches 34 that hold, and respectively the position of these plate body 22 corresponding hollow stem 24 has provided a through hole 36 respectively and has communicated with room 30,32, two cover plates 38,40 are covered in respectively on this room 30,32, offer an axially extended guide groove 42 on this cover plate 38, eight pods 44, be fish eyelet, be arranged with on this cover plate 36 along this guide groove 40, and in regular turn with numeral 1 to 8 sign; Respectively the outside of this hollow stem 24, hack lever 26 and holding rod 28 is arranged with sheath more respectively;

Respectively this pouring weight 14 has the identical metal blocks of two shapes 48 respectively, and respectively these block 48 top sides two ends are equipped with a perforation 50 respectively, and the bottom side then is laid with most downward opening ditch 52, two connecting rods 54 that hold, parallel being connected between these two blocks, 48 bottom sides; What must one carry is, respectively the set position of connecting rod 54 length of this pouring weight 14 is all identical, with so that respectively this pouring weight 14 can block 48 corresponding modes be nested with together layer by layer, and this connecting rod 54 is parallel to each other resist in all hold ditch 52; The mode that this year, seat 12 can plate body 22 corresponding blocks 48 from top to bottom places between the block 48 and connecting rod 54 of this pouring weight 14 respectively, and at this moment, respectively this connecting rod 54 also resists in respectively this holds in the ditch 34;

This selecting device 16 is made of an adjuster 56, four latches 58,60,62,64, six ropes, 66,68,70,72,74,76 2 steering mechanism 78,80 and four elastic components 82; This adjuster 56, has a pedestal 84, place in this room 30, its top 86 and outstanding this guide groove 42, one cap 88 is placed on this top 86 and a corresponding pod 44, one springs 90, between this top 86 and cap 88, with so that this cap 88 when not being subjected to external force perseverance resist in predetermined pod 44; This latch 58,60,62,64 respectively, has a shaft 92,94,96,98 respectively, and a bigger head end 100,102,104,106, relatively be arranged in two hollow stem 24 in twos, and this shaft end is respectively placed in the through hole 36 of this plate body 22 respectively in the mode of head end correspondence; This two steering mechanism the 78, the 80th is arranged at respectively in this room 30,32, and this steering mechanism 78 has three runners 108,110,112, and another steering mechanism 80 has two runners 114,116; Respectively this rope is a metal wire, its first and second rope 66,68 1 ends are to be individually fixed in this pedestal 84 1 ends top, the bottom side, in addition end is this runner 108 of pile warp and be individually fixed in this two latch 58,60 head end 100,102, the the 3rd and the 4th rope 70,72 1 ends are to be individually fixed in this pedestal 84 end top in addition, the bottom side, end is respectively this runner 108 of difference pile warp in addition, 110 and pass this two latch 58,60 head end 100,102 hole 118,120 are fixed in two latches 64 in addition again, 62 head end 106,104, the 5th rope 74 1 ends are to be fixed in this latch 58 head ends 100, pass the hole 122 of these latch 62 head ends 104 again and this two runner 114 of pile warp, 116 and be fixed in the head end 106 of this latch 64, the 6th rope 76 1 ends are to be fixed in this latch 60 head ends 102, pass the hole 124 of these latch 64 head ends 106 again and this two runner 116 of pile warp, 114 and be fixed in the head end 104 of this latch 62; Respectively this elastic component 82 is springs, is placed on respectively on the shaft 92,94,96,98 of this latch 58,60,62,64 respectively and between the head end 100,102,104,106 and plate body 22 of this latch 54 respectively.

Cooperation by above-mentioned respectively this member, the mode of operation of this dumbbell 10 is as follows: shown in Figure 4 as, when this cap 88 is positioned on the pod 44 of this sign 1, respectively the end of this latch 58,60,62,64 is to protrude in plate body 22 to stretch into outward in block 48 perforation 50 of first pouring weight 14, so that the operator when this year, seat 12 was mentioned, can mention a pouring weight 14 simultaneously; As shown in Figure 5, when the operator moves to the pod 44 of this sign 5 with this adjuster 56, this first and second rope 66,68 will be tightened up, so that spur this two latch 58,60, make its two stressed effect and will stretch out respectively outside this plate body 22; Again, this two latch 58,60 can spur the 5th and the 6th rope 74,76 when respectively stretch out in these plate body 22 outsides simultaneously, so that two latches 62,64 also can be stretched out respectively outside this plate body 22 simultaneously; Base this, respectively this latch 58,60,62,64 can stretch in block 48 perforation 50 of five pouring weights 14, so that make the operator can mention five pouring weights 14 simultaneously; Otherwise, when the operator this adjuster 56 is reverse when mobile, this first and second rope the 66, the 68th is loosened, and the 3rd and the 4th rope 70,72 will be tightened up, make this two latch 62,64 to be retracted respectively in this hollow stem 24, and these two latches, 62,64 withdrawals are respectively during this hollow stem 24 by the 3rd and the 4th rope 70,72, spur the 5th and the 6th rope 74,76, so that simultaneously this two latch 58,60 is retracted respectively in this hollow stem 24 by the 5th and the 6th rope 74,76; In other words, the operator can impel this four latch 58,60,62,64 to stretch out or the suitable length person that withdraws from this plate body 22 respectively simultaneously by mobile this adjuster 56, so that mention the pouring weight 14 of predetermined number.

Please consult Figure 6 and Figure 7 again, it is the utility model dumbbell 130 of a preferred embodiment again, its structure is substantially with preceding to take off dumbbell 10 identical, continue to use identical label at this, difference be in: but the adjuster 56 of this dumbbell 130 is to commonly use the knob that multistage adjusts (present embodiment be can eight sections adjustment), its rope is to be made as two 132,134; This adjuster 56 is to plug on the pod (not shown) set in this room 30, this rope 132 is to pass each latch 58,60,62,64 head end 100,102,104,106, and crossed loops is around in an axle sleeve 138 front sides of this adjuster 56 and is fixed thereon, by countersunk head screw it is suppressed in this two latch 58 again, 64 head end 100, in 106, this rope 134 also passes respectively this head end 100,102,104,106, and crossed loops is around in another axle sleeve 140 rear sides and is fixed thereon, and suppresses in other two latches 60 by countersunk head screw again, 62 head end 102, in 104.

By this, when rotating the swivelling cover 142 of this adjuster 56 (turning clockwise four sections), this rope 132 can be driven and move toward the clockwise direction by this axle sleeve 138, then latch 58,64 will be driven by rope 132 and stretch out outside the plate body 22, this rope 134 is also driven and moves towards counter clockwise direction by this axle sleeve 140 simultaneously, so that pulling latch 60,62 stretches out outside the plate body 72, make the operator can mention the quadruple piece; Otherwise when this swivelling cover 142 is gone back to (swivelling cover is rotated counterclockwise), respectively this rope 132,134 will oppositely move, so will be respectively this latch 58,60,62,64 retract respectively in this plate body 22; By this, the swivelling cover 142 that rotates this adjuster can impel respectively these rope 132,134 pulling latches, and takes off the elastic component of embodiment before must not being provided with.

To sum up institute is old, a kind of adjustable dumbbell provided by the utility model, and it can make the self-contained seat of latch stretch out or the suitable length of withdrawing by the action of adjusting this adjuster, so that can mention the pouring weight of predetermined number, and can change heavy burden easily; Moreover, because respectively this latch is to be placed through simultaneously in the perforation of two blocks of this pouring weight respectively, can make this year seat and the connection relation of pouring weight very firm so that avoid producing the facts that known person's Fixed latches may come off; Edge is that the utility model meets the important document of utility model patent really, hence files an application in accordance with the law.

Claims (10)

1. adjustable dumbbell is characterized in that it includes:

One year seat has two parallel plate bodys, two hollow stem and a holding rod, parallel shelf is located between these two plate bodys top side, two ends and the central part respectively, respectively this plate body top is respectively equipped with a room, the two correspondence respectively this hollow stem the position and be respectively equipped with a through hole, the bottom side correspondence is provided with majority and holds ditch;

Most pouring weights, have two identical blocks respectively, respectively this block top side is respectively equipped with the corresponding through hole of two perforation, the bottom side is also laid majority and is held ditch, two connecting rods are located between this two blocks bottom side relatively, and respectively the length of connecting rod of this pouring weight is to be made as difference, with so that respectively this pouring weight can the relative mode of block be placed on this year of the seat outside layer by layer side by side, this connecting rod is resisted in predetermined holds in the ditch;

One selecting device, place in this room, comprising can be by an adjuster of outside control, four latches relatively place in this two hollow stem and respectively corresponding each through hole in twos, and this adjuster is to constitute interaction relation with four latches, when adjusting this adjuster, this latch is stretched out or the predetermined length of withdraw from this plate body respectively simultaneously, place in the perforation of being scheduled to block, and then connect this year of seat and the pouring weight person of proper number and the latch end is stretched.

2. according to the described adjustable dumbbell of claim 1, it is characterized in that, wherein more include two hack levers, is to be located at relatively between this two plate body.

3. according to the described adjustable dumbbell of claim 1, it is characterized in that, wherein respectively this latch has a shaft respectively, one head end, be located at this shaft one end, respectively the external diameter of this head end is that respectively this latch is to place in the hollow stem in the relative mode of head end, and is inserted in the through hole with shaft greater than the internal diameter of this through hole respectively.

4. according to the described adjustable dumbbell of claim 3, it is characterized in that wherein respectively the head end of this latch is penetrated with some holes of passing through for rope of using respectively.

5. according to the described adjustable dumbbell of claim 1, it is characterized in that wherein the room top side of a plate body is provided with a guide groove, some pods are laid on this guide groove, on the pod that this adjuster can move axially and be positioned to be scheduled to along this guide groove.

6. according to the described adjustable dumbbell of claim 5, it is characterized in that wherein this adjuster has a pedestal, place this room inboard, its top also protrudes in the guide groove, a cap, but but resilient movement be placed on and be located on the pedestal top and the predetermined pod of blocking.

7. according to the described adjustable dumbbell of claim 3, it is characterized in that, wherein this selecting device more includes six ropes, wherein four ropes are to connect this adjuster and the head end of this latch respectively respectively, two ropes are to connect not relative latch head end respectively in addition, four elastic components are respectively between the head end side and plate body of this latch respectively.

8. according to the described adjustable dumbbell of claim 7, it is characterized in that wherein this selecting device more includes two steering mechanism, be arranged at respectively respectively in this room that respectively this rope is placed on it.

9. according to the described adjustable dumbbell of claim 3, it is characterized in that, wherein this adjuster is a multisection type knob, this selecting device more includes two ropes, be wound on relatively in the room and hollow stem of this plate body respectively, and pass the head end of this latch respectively and twine on the rotating shaft position that is fixed in this adjuster, this two rope also connects not relative latch head end respectively.

10. according to the described adjustable dumbbell of claim 9, it is characterized in that wherein this rope is oppositely to twine the rotating shaft position person who is fixed in this adjuster.

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