CN2355744Y

CN2355744Y - Adjustable dumbbell

Info

Publication number: CN2355744Y
Application number: CN99205633U
Authority: CN
Inventors: 陈聪达
Original assignee: JOONG CHENN INDUSTRY Co Ltd
Current assignee: JOONG CHENN INDUSTRY Co Ltd
Priority date: 1999-03-10
Filing date: 1999-03-10
Publication date: 1999-12-29
Anticipated expiration: 2009-03-10

Abstract

The utility model relates to an adjustable type dumbbell, comprising a loading base, a plurality of heavy blocks, a selecting device, a regulator, and two pins, wherein, the loading base is provided with two parallel plate bodies, two hollow rods, and a holding rod; the parallel plate bodies, the hollow rods and the holding rod are respectively erected among the top part, the bottom sides and the central parts of the two plate bodies in parallel; each plate body is penetrated with a through hole corresponding to the hollow rod; the bottom sides are correspondingly provided with holding grooves; the top end of one of the plate bodies is provided with a containing room; the plurality of heavy blocks are respectively provided with two identical blocks; the bottom sides are provided with a plurality of holding grooves; two connecting rods are correspondingly arranged between the bottom sides of the two block bodies so that each connecting rod is abutted on the prepared holding groove; the selecting device is arranged in the containing room; the regulator and the two pins are arranged in the two hollow rods; one ends of the hollow rods are connected to the regulator and the other end corresponds to the prepared through holes.

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, when user's desire changes heavy burden, 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 change of pouring weight quantity; 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 at this two plate bodys top respectively, between bottom side two ends and the central part, respectively be equipped with the corresponding hollow stem of some through holes on this plate body, bottom side and correspondence are provided with some ditches that hold, wherein a plate body top more is provided with a room, most pouring weights have two identical blocks respectively, and respectively these block top side two ends are respectively equipped with a perforation to should through hole, some ditches that hold are also laid in the bottom side, 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, and two latches place in this two hollow stem, one end connects this adjuster, other holds corresponding predetermined through-holes, when adjusting this adjuster, can make this two latch oppositely from this plate body respectively simultaneously towards overhanging or withdrawal predetermined length, and the latch end is stretched place in the perforation of predetermined block, and then connect this year of seat and the pouring weight person of proper number.

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

Wherein the room top side of this 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 a control end is located on this pedestal and is exposed to outside the guide groove, but be resilient movement be equipped on the predetermined pod.

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 greater than the internal diameter of this through hole respectively.

Wherein this selecting device is to include two latches, place respectively respectively in this hollow stem, wherein, one latch be with the inboard of the relative shaft of its head end to should room, another latch be with the inboard of the relative shaft of its head end to should room, two ropes, connect this adjuster and the head end of this latch respectively respectively, two elastic components, respectively between the head end of the latch outside be provided with between the plate body of this room, and between the head end of another latch inboard and the identical plate body.

Wherein this more includes a steering mechanism, is arranged in this room.

Wherein respectively this plate body top all has a room, this selecting device includes four latches, first and second pin is relatively to place in the hollow stem with head end, the the 3rd and the 4th latch is relatively to place in another hollow stem with head end, this the first and the 3rd latch is the plate body that this adjuster is set with the shaft correspondence, the second and the 4th latch is with corresponding another plate body of shaft, four ropes, be divided into two groups, first group two ropes connect the head end of this adjuster one end and the first and the 3rd latch respectively, second group two ropes connect the head end of this first latch and the head end of the 4th latch via the room of another plate body respectively, and the head end of the head end of the 3rd latch and second latch, four elastic components are respectively between the head end inboard and plate body of this latch respectively.

Wherein more include two steering mechanism, be arranged at respectively in the room of this plate body respectively.

Wherein the head end of this second and the 4th latch is penetrated with the hole that a usefulness is passed through for second group rope respectively.

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 top view and the part cut-away view of the utility model one preferred embodiment.

Fig. 3 is the front view of the utility model one preferred embodiment.

Fig. 4 is the schematic diagram of the utility model one preferred embodiment, shows the space kenel of each member of selecting device.

Fig. 5 is the schematic diagram of the utility model one preferred embodiment, shows the overhanging state of latch.

Fig. 6 is the top view and the part cut-away view of another preferred embodiment of the utility model.

Fig. 7 is the schematic diagram of another preferred embodiment of the utility model, shows the space kenel relation of each member in first room.

Fig. 8 is the schematic diagram of another preferred embodiment of the utility model, shows the space kenel relation of each member in second room.

At first, see also Fig. 1 to Fig. 4, the utility model one preferred embodiment dumbbell 10 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 the position of these plate body 22 corresponding hollow stem 24 has provided a through hole 30 respectively, and the bottom is respectively equipped with most downward opening ditches 32 that hold; Wherein, one plate body, 22 top sides are concaved with a room 34, one cover plate 36, be covered on this room 34, offer 38, eight pods 40 of an axially extended guide groove on it, it is fish eyelet, be arranged with on this cover plate 36 along this guide groove 38, and in regular turn with numeral 1 to 8 sign, the pod 40 of two ends and be separated by a suitable distance of guide groove 38 ora terminalis; Respectively the outside of this hollow stem 24, hack lever 26 and holding rod 28 is arranged with a sheath 42 more respectively;

Respectively this pouring weight 14 has the identical metal blocks of two shapes 44 respectively, and respectively these block 44 top sides two ends are equipped with a perforation 46 respectively, and the bottom side then is laid with most downward opening ditch 48, two connecting rods 50 that hold, and is parallel to connect between these two blocks, 44 bottom sides; What must one carry is, respectively the set position of connecting rod 50 length of this pouring weight 14 neither with, with so that respectively this pouring weight 14 can block 44 corresponding modes be nested with together layer by layer, and this connecting rod 50 is parallel to each other resist in all hold ditch 48; The mode that this year, seat 12 can plate body 22 corresponding blocks 44 from top to bottom places between the block 44 and connecting rod 50 of this pouring weight 14 respectively, and at this moment, respectively this connecting rod 50 also resists in respectively this holds in the ditch 32;

This selecting device 16 is made of an adjuster 52, two latches 54, two ropes 56, a steering mechanism 58 and two elastic components 60; This adjuster 52, has a pedestal 62, put and look up with eyes wide open in this room 30, its top and outstanding this guide groove 38, this two rope 56 is to be fixed in this pedestal 62 bottoms two sides, a cap 64 with an end respectively, cover cap is in these pedestal 62 jag 66 and corresponding pods 40, one spring 68, between this jag 66 and cap 64, with so that this cap 64 when not being subjected to external force perseverance resist in predetermined pod 40; This two latch 54 has a shaft 70 respectively, and a bigger head end 72, oppositely is arranged at this two hollow stem 24, and shaft 70 ends are placed in the through hole 30 of this plate body 22 respectively; This two rope 56 end in addition is this steering mechanism 58 of difference pile warp, is fixed in head end 72 outsides of a latch 54 again, and the head end 72 inboard positions of shaft 70 relatively of another latch 54; This steering mechanism 58 has two runners 74; This two elastic component 60 is springs, place respectively respectively in this hollow stem 24 shaft 70 outsides and between the head end 72 and plate body 22 of this latch 54 respectively, make this rope 56 be in the state of upholding fully, and make this adjuster 52, two ropes 56 constitute the relation that links with this two latch 54;

Cooperation by above-mentioned respectively this member, the mode of operation of this dumbbell 10 is as follows: shown in Figure 2 as, when this adjuster 52 is positioned at the pod 40 of this sign 1, the end of these two latches, 54 shafts 70 is to protrude in plate body 22 can stretch into outward in block 44 perforation 46 of first pouring weight 14, so that the operator holds this holding rod 28 when this year, seat 12 was mentioned, can bear the weight of a pouring weight 14; As shown in Figure 5, when the operator with this adjuster 52 during towards the pod 40 that moves left to this sign 5, the elastic component 60 of left end is loosened (moment) owing to rope 56 and can be upheld, so that the latch 54 of left end is released suitable length towards plate body 22 outsides of top, and, the latch 54 of right-hand member also can stretch out identical length towards plate body 22 outsides of below simultaneously owing to retracted by rope 56; Thus, these two latches, 54 shafts, 70 ends can stretch in block 44 perforation 46 of five pouring weights 14, when this year, seat 12 was mentioned, can bear the weight of five pouring weights 14 so that the operator holds this holding rod 28; In brief, the lattice number that this adjuster 52 is moved to left as the operator is (numeral that indicates pod 40 is bigger) the more, can mention more pouring weight 14, and the operator moves to right this adjuster 52, because these two latches, 54 gradually closings are returned respectively in this hollow stem 24, pouring weight 14 numbers that can mention are promptly gradually few.

Please consult Fig. 6 again to shown in Figure 8, it is the dumbbell 80 of another preferred embodiment of the utility model, its structure is substantially with preceding to take off dumbbell 10 identical, difference is in its two plate body 81,82 top sides are to be respectively equipped with one first and one second room 84,86, the latch of its selecting device is to be made as four 90,92,94,96, and be divided into two groups, respectively with head end 98,100,102,104 relatively place in its two hollow stem 106, its steering mechanism is made as two, first steering mechanism 108 is arranged in this first room 84, have three runners 110,112,114, second steering mechanism 116 is arranged at this second room 86, have four runners 118,120,122,124, its rope is to be made as four, first rope, 126 1 ends are fixed in pedestal 130 right-hand members of its adjuster 128, other holds this runner 112 of pile warp, 110 and be fixed in the head end 98 of first latch 90, second rope, 132 1 ends also are fixed in this pedestal 130 right-hand members, other holds this runner 114 of pile warp and is fixed in the head end 100 of second latch 92, the 3rd rope 134 1 ends are holes 103 of being fixed in the head end 98 of this first latch 90 and passing the 3rd latch 94 head ends 102, end is this runner 118 of pile warp in addition, 122 and be fixed in the head end 104 of the 4th latch 96, the 4th rope 136 1 ends are the head ends 102 that are fixed in the 3rd latch 94, and other holds then this runner 120 of pile warp, 124 and pass through the hole 105 of the 4th latch 96 head ends 104 and be fixed in the head end 100 of second latch 92; Its elastic component 138 is to be made as four, is placed on respectively on the shaft 140,142,144,146 of this latch 90,92,94,96 respectively and between respectively between this head end 98,100,102,104 and the plate body 81,82.

By this, the mode of operation of this dumbbell 80 is identical with this dumbbell 10, difference is in when moving this adjuster 128, can impel this latch 90 simultaneously, 92,94,96 move, it is as follows that it makes flowing mode: please cooperate again and consult Fig. 6, with this adjuster 128 when left end moves, this first and second rope 126, the 132nd, loosened (moment), this first and second latch 90 then, 92 will be subjected to elastic component 138 elastic force effects and in the hollow stem 106 of withdrawing, thus, the the 3rd and the 4th rope 134,136 also can be loosened (moment) simultaneously, so that the 3rd and the 4th latch 94,96 also are subjected to elastic component 138 elastic force effects and in the hollow stem 106 of withdrawing; Base this, this four latch 90,92,94,96 is stretched out simultaneously or withdraw.

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 adjusting this adjuster to the appropriate location, 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

1. an adjustable dumbbell is characterized in that, includes:

One year seat has two parallel plate bodys, two hollow stem and a holding rod, parallel shelf is located between this two plate bodys top, bottom side two ends and the central part respectively, respectively be equipped with the corresponding hollow stem of some through holes on this plate body, bottom side and correspondence are provided with some ditches that hold, and at least one plate body top more is provided with a room;

Most pouring weights, have two identical blocks respectively, respectively these block top side two ends are respectively equipped with a perforation to should through hole, some ditches that hold are also laid in the bottom side, 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 places in this room, and comprising can be by an adjuster of outside control, and at least two latches place in this two hollow stem, and an end connects this adjuster, and other holds corresponding predetermined through-holes.

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 the room top side of this 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.

4. according to the described adjustable dumbbell of claim 3, it is characterized in that wherein this adjuster has a pedestal, place this room inboard, a control end is located on this pedestal and is exposed to outside the guide groove, but be resilient movement be equipped on the predetermined pod.

5. according to the described adjustable dumbbell of claim 1, it is characterized in that wherein respectively this latch has a shaft respectively, a head end is located at this shaft one end, and respectively the external diameter of this head end is greater than the internal diameter of this through hole respectively.

6. according to the described adjustable dumbbell of claim 5, it is characterized in that, wherein this selecting device is to include two latches, place respectively respectively in this hollow stem, wherein, one latch is to should room with the inboard of the relative shaft of its head end, another latch is to should room with the inboard of the relative shaft of its head end, two ropes, connect this adjuster and the head end of this latch respectively respectively, two elastic components, respectively between the head end of the latch outside be provided with between the plate body of this room, and between the head end of another latch inboard and the identical plate body.

7. according to the described adjustable dumbbell of claim 6, it is characterized in that wherein this more includes a steering mechanism, be arranged in this room.

8. according to the described adjustable dumbbell of claim 5, it is characterized in that, wherein respectively this plate body top all has a room, this selecting device includes four latches, first and second pin is relatively to place in the hollow stem with head end, the the 3rd and the 4th latch is relatively to place in another hollow stem with head end, this the first and the 3rd latch is the plate body that this adjuster is set with the shaft correspondence, the second and the 4th latch is with corresponding another plate body of shaft, four ropes, be divided into two groups, first group two ropes connect the head end of this adjuster one end and the first and the 3rd latch respectively, and second group two ropes connect the head end of this first latch and the head end of the 4th latch via the room of another plate body respectively, and the head end of the head end of the 3rd latch and second latch, four elastic components divide in addition between the head end inboard and plate body of this latch respectively.

9. according to the described adjustable dumbbell of claim 8, it is characterized in that, wherein more include two steering mechanism, be arranged at respectively in the room of this plate body respectively.

10. according to the described adjustable dumbbell of claim 8, it is characterized in that wherein the head end of this second and the 4th latch is penetrated with the hole that a usefulness is passed through for second group rope respectively.