CN2584229Y

CN2584229Y - Dumbbell

Info

Publication number: CN2584229Y
Application number: CN 02270183
Authority: CN
Inventors: 李良先; 金圣澔; 艾文
Original assignee: Xiamen Jinxiong Enterprise Co Ltd
Current assignee: Xiamen Jinxiong Enterprise Co Ltd
Priority date: 2002-10-15
Filing date: 2002-10-15
Publication date: 2003-11-05
Anticipated expiration: 2012-10-15

Abstract

The utility model discloses a dumbbell which comprises a hold body and a balancing weight block, wherein, the middle part of the hold body is provided with a hold handle which can be grasped and held by a hand. Both sides of the hold body are provided with a left and a right supporting seats which are provided with a convex block and a baffle board which are used for sheathing the balancing weight block. The convex block is provided with a plurality of locking holes which are used for locking and buckling the balancing weight block. The balancing weight block is composed of a plurality of balancing weight pieces which are superposed. The balancing weight block is integrally sheathed on the front and the back parts of the convex block of the left and the right supporting seats and the lower part of the baffle board in a dismountable mode. Both sides of the balancing weight block are both provided with a plurality of locking and buckling rods which are matched with the locking holes. Two locking and buckling pieces are respectively locked and buckled among the locking and buckling rods and the locking holes on both sides. Because the balance weight of both ends of the hold handle are made into integration and four small balance weight pieces are distributed on four corners, the balancing weight block can be sheathed conveniently and quickly. The inequality of the balance weight of both sides can be avoided. The gravity of a dumbbell body can be distributed uniformly and the dumbbell body can be placed properly. Key-shaped locking and buckling pieces which are adopted can make locking and buckling between the balancing weight block and a hold body firmer and safer. A cuff rod which is arranged plays a protective action on a wrist.

Description

A kind of dumbbell

Technical field

The utility model belongs to the physical fitness equipment, particularly a kind of dumbbell of adjustable weight.

Background technology

Dumbbell is that a kind of because its volume is little, training effect is good in order to temper the physical fitness articles for use of chest muscle and arm strength, and need not special-purpose training court, is subjected to particularly fitness and body building exercises person's hobby of physical culture fitness enthusiasts deeply.Traditional dumbbell is made up of a lever and two bell heads, the bell head is fixed on the two ends of lever, the people can carry out weight training by holding lever, take exercises and vigorous and graceful purpose to reach, traditional dumbbell is because its weight is cannot adjusting of fixing, this for the person taking exercise in different exercise periods, when requiring to use heavier dumbbell because of need increase heavy burden, just must buy the heavier dumbbell of weight in addition again, guaranteeing the lasting of its training, and reach the training effect of getting well; And along with the fast development of Chinese national economy, the significantly raising of people's living standard, and popularizing of national fitness campaign goed deep into, the user of dumbbell not only is confined to man and teenager now, many women, children even old man also add wherein one after another, a kind of dumbbell of adjustable weight arises at the historic moment for this reason, makes one family only need buy a dumbbell, just can be by regulating Different Weight to adapt to all ages and classes layer and use and to adapt to the use different to loading weight of different training stages.The dumbbell of the adjustable weight of prior art, comprise a lever, on the appropriate location at lever two, respectively establish a step, be made as screw rod outside the step, be inserted in the disc (being balancing weight) of some annulars on the screw rod respectively, the diameter of each disc generally is made as inequality, on the screw rod of lever, be provided with nut, screwing togather of nut and screw rod can be fixed in some discs between lever step and the nut, by adjusting the difference of disc quantity, make varying in weight of dumbbell, reach and realize that adaptation all ages and classes layer uses and adapt to the purpose of different training stages uses.But the dumbbell of this kind structure, the one, be circular owing to regulate the disc of weight, when being positioned over ground, can cause unsafe factor because of the rolling of disc when not using; The 2nd, the disc that the lever two ends are nested with is a separate type, need be inserted in respectively, has so both caused the cumbersome of cover process of assembling, causes the inconsistent of disc specification that the lever two ends are nested with or quantity again easily and can't use; The 3rd, the lock solid structure of disc is being screwed of nut and screw rod, in use inevitably have vibration, vibration will make the place of being screwed of nut and screw rod unclamp, and causes the disc locking not tight, both influence the use of dumbbell, caused the dangerous of use again.

The utility model content

The purpose of this utility model is to overcome the deficiency of prior art, a kind of whole locking safety is provided, places reliablely, and the balancing weight suit is convenient, fast, the dumbbell that weight distribution is even, weight is adjustable.

The technical scheme that its technical problem that solves the utility model adopts is: a kind of dumbbell, comprise and hold body, balancing weight, hold the lever that the body middle part is provided with available grasped, hold the body both sides and be provided with left and right bearing, bearing is provided with projection and the baffle plate that is nested with balancing weight, and projection is provided with some lockholes of snap close balancing weight; Balancing weight is made up of the some weight stacks that are superimposed, balancing weight is nested with before and after the projection of left and right bearing and under the baffle plate with becoming Whole-dismountable, the both sides of balancing weight respectively are provided with some and the suitable locking-bar of lockhole, and two snap close pieces difference snap close is between the locking-bar and lockhole of both sides.

Described weight stack comprises four small pieces weight stacks, and four small pieces weight stacks become cross direction profiles in four jiaos that hold body, are integrally formed with locking-bar between the corresponding two small pieces weight stacks of its homonymy, are integrally formed with connecting rod between the corresponding two small pieces weight stacks of left and right side.

Described connecting rod is located at the bottom of the corresponding two small pieces weight stacks of left and right sides, and the connecting rod length of each weight stack is isometric.

The corresponding small lugs that respectively is provided with on one side of the corresponding two small pieces weight stacks of described homonymy, the locking-bar two ends fix and are integral with corresponding two small lugs respectively, and the locking-bar length of each weight stack is from inside to outside and increases progressively shape.

Described lockhole is intersected vertically by some transverse holes and a vertical hole and constitutes.

Described transverse holes, vertical hole are flat round hole.

Described snap close piece is a key, and key is made up of the shank of the key, key bit, and the shank of the key is provided with the deep-slotted chip breaker of snap lock button bar, and key bit is a packet.

Described transverse holes is that circular hole, vertical hole are flat round hole.

Described snap close piece comprises key, locking plate, spring button, and key one end is provided with lever, and the tapered head of the other end also is provided with draw-in groove; Locking plate is arranged in the vertical hole, and is provided with and the corresponding elliptical aperture of circular transverse holes, and the locking plate upper end fixedly links with spring button.

Described top of holding body is provided with two wrister bars, and the both sides that two wrister bars set up lever separately, the two ends of wrister bar fixedly link with left and right bearing respectively.

The beneficial effects of the utility model are, because the counterweight at lever two ends is made one, can make the suit of balancing weight more convenient when adjusting weight on the one hand, quick, have also avoided the both sides counterweight because of specification or the inconsistent difference of bringing of quantity on the other hand; The four small pieces weight stacks that adopted are distributed in four jiaos that hold body, and it is more even that dumbbell body weight power is distributed, and places more reliable; The key shape snap close piece snap close that is adopted between locking-bar and lockhole, make balancing weight and hold between the body snap close more firmly, safety and convenient; The wrister bar that is adopted sets up the both sides of lever separately, makes people can play protective effect to wrist when using dumbbell.

Description of drawings

Below in conjunction with drawings and Examples the utility model is described in further detail; But dumbbell of the present utility model is not limited to embodiment.

Fig. 1 is the D structure figure of embodiment one the utility model (not snap close state);

Fig. 2 is the D structure figure of embodiment one the utility model (snap close state);

Fig. 3 is the D structure figure that embodiment one the utility model is held body;

Fig. 4 is the D structure figure of embodiment one the utility model balancing weight;

Fig. 5 is the D structure figure of embodiment one the utility model weight stack;

Fig. 6 is the part exploded view of embodiment one the utility model balancing weight;

Fig. 7 is the cutaway view of embodiment one the utility model snap close piece snap close operating state one;

Fig. 8 is the cutaway view of embodiment one the utility model snap close piece snap close operating state two;

Fig. 9 is the cutaway view of embodiment two the utility model snap close piece snap close states;

Figure 10 is the cutaway view of embodiment two the utility model locking plate holes and transverse holes closed state one;

Figure 11 is the cutaway view of embodiment two the utility model locking plate holes and transverse holes closed state two.

The specific embodiment

Embodiment one, extremely shown in Figure 8 referring to Fig. 1, dumbbell of the present utility model, comprise and hold body 1, balancing weight 2, snap close piece 3, hold the lever 11 that the body middle part is provided with available grasped, hold body 1 both sides and be provided with a left side, right bearing 12,13, bearing 12,13 are provided with projection 15 and the baffle plate 14 that is nested with balancing weight 2, projection 15 is provided with some lockholes 16 of snap close balancing weight 2, lockhole 16 is intersected vertically by transverse holes 161 and vertical hole 162 and constitutes transverse holes 161, vertical hole 162 is flat round hole, and the top of holding body 1 is provided with two wrister bars 17, the both sides that two wrister bars 17 set up lever 11 separately, the two ends of wrister bar 17 respectively with a left side, right bearing 12,13 fixedly link; Balancing weight 2 is made up of the some weight stacks 21 that are superimposed, be nested with on a left side 2 one-tenth Whole-dismountables of balancing weight, right bearing 12, under 13 projection 15 front and back and baffle plate 14, weight stack 21 comprises four small pieces weight stacks 211,211 one-tenth cross direction profiles of four small pieces weight stacks are in holding four jiaos of body 1, be integrally formed with locking-bar 212 between the corresponding two small pieces weight stacks 211 of its homonymy, a left side, be integrally formed with connecting rod 213 between the corresponding two small pieces weight stacks 211 in right side, connecting rod 213 is bottoms of being located at the corresponding two small pieces weight stacks 211 of left and right sides, connecting rod 213 length of each weight stack 21 are isometric, the corresponding small lugs 214 that is provided with on one side of the corresponding two small pieces weight stacks 211 of homonymy, locking-bar 212 two ends fix and are integral with corresponding two small lugs 214 respectively, and locking-bar 212 length of each weight stack 21 are from inside to outside and increase progressively shape; Snap close piece 3 is a key, and it comprises the shank of the key 31, key bit 32, and key bit 32 is a packet, and the shank of the key 31 is provided with deep-slotted chip breaker 33, the two snap close pieces 3 difference snap closes of snap lock button bar 212 between the locking-bar 212 and lockhole 16 of both sides.

In actual use, earlier some weight stacks 21 are stacked into balancing weight 2 by locking-bar 212 order from short to long, hold body 1 then and be inserted in balancing weight 2, make balancing weight integrally place a left side for 2 one-tenth, right bearing 12, under 13 projection 15 front and back and baffle plate 14, choose weight stack 21 quantity according to needed weight, snap close piece 3 is inserted the lockhole 16 of opposite position, and the key bit 32 that makes snap close piece 3 places the place that intersects vertically in transverse holes 161 and vertical hole 162, with snap close piece 3 along just or opposite spin 90 degree, make the long limit of key bit 32 go to 162 positions, vertical hole by transverse holes 161 positions, caused snap close piece 3 outside lockhole 16, not move, simultaneously because the together rotation of the shank of the key 31, the deep-slotted chip breaker 33 of its shank of the key 31 just pushes up mutually with locking-bar 212, the shank of the key 31 limited balancing weight 2 to lower slider, the balancing weight 2 of this moment is fixed between baffle plate 14 and the shank of the key 31 and since balancing weight 2 with hold fixing of body 1, dumbbell can be used.

When needs are regulated the weight of dumbbell, dumbbell in using is recovered in the former remaining balancing weight 2, with snap close piece 3 again along just or opposite spin 90 degree, make the long limit of key bit 32 go to transverse holes 161 positions by 162 positions, vertical hole, formed the state that snap close piece 3 can move outside lockhole 16, simultaneously because the together rotation of the shank of the key 31, the deep-slotted chip breaker 33 and the locking-bar 212 of its shank of the key 31 are separated, whole snap close piece 3 is in relaxed state, can transfer to lockhole 16 to snap close piece 3 this moment, weight as required then, reselect the quantity of weight stack 21 again, and snap close piece 3 is inserted in the lockhole 16 of opposite position, then according to above same method of operating, to be locked in balancing weight 2 with snap close piece 3 and to hold on the body 1, dumbbell can be used.

Embodiment two, extremely shown in Figure 11 referring to Fig. 9, the difference of the dumbbell of present embodiment and embodiment one dumbbell is, set some transverse holes 163 are circular hole on the projection 15, and snap close piece comprises key 51, locking plate 52, spring button 53, and key 51 1 ends are provided with lever 511, tapered 512 of the other end also is provided with draw-in groove 513, locking plate 52 is arranged in the vertical hole 162, and is provided with and circular transverse holes 163 corresponding elliptical apertures 521, and locking plate 52 upper ends and spring button 53 fixedly link.When the needs snap close, this moment, the closed state of locking plate hole and transverse holes was shown in Figure 11, key 51 is inserted in the transverse holes 163, because tapered 512 of key 51 front end, can head in transverse holes 163 and the elliptical aperture 521 formed cross bore, when firmly pressing closer key 51 inwards, under the effect of conical head 512, locking plate 52 moves downward and makes the spring pressurized of spring button 53, transverse holes 163 becomes big (as shown in figure 10) with elliptical aperture 521 formed cross bore, the conical head 512 of key 51 front ends can continue reach, when running into draw-in groove 513, locking plate 52 is and moves upward under the effect of spring tension, and transverse holes 163 and elliptical aperture 521 formed cross bore are diminished (as shown in figure 11), this cross bore just in time is held on the draw-in groove 513, key 51 can not be moved, and its lever 511 just in time leans on locking-bar 212, has formed snap action; When needs are removed snap close, can push spring button 53 downwards, locking plate 52 is moved downward, this moment, the closed state of locking plate hole and transverse holes became big (as shown in figure 10) by little (as shown in figure 11), transverse holes 163 and elliptical aperture 521 formed cross bore no longer form the buckle to draw-in groove 513, and key 51 can be movable, catches lever 511 key 51 can be transferred to from transverse holes 163 with hand, and no longer 212 formation lean to locking-bar to make lever 511, have realized the releasing of snap close.

Claims

1. a dumbbell comprises and holds body, balancing weight, holds the lever that the body middle part is provided with available grasped, and it is characterized in that: hold the body both sides and be provided with left and right bearing, bearing is provided with projection and the baffle plate that is nested with balancing weight, and projection is provided with some lockholes of snap close balancing weight; Balancing weight is made up of the some weight stacks that are superimposed, balancing weight is nested with before and after the projection of left and right bearing and under the baffle plate with becoming Whole-dismountable, the both sides of balancing weight respectively are provided with some and the suitable locking-bar of lockhole, and two snap close pieces difference snap close is between the locking-bar and lockhole of both sides.

2. dumbbell according to claim 1, it is characterized in that: described weight stack comprises four small pieces weight stacks, four small pieces weight stacks become cross direction profiles in holding four jiaos of body, be integrally formed with locking-bar between the corresponding two small pieces weight stacks of its homonymy, be integrally formed with connecting rod between the corresponding two small pieces weight stacks of left and right side.

3. dumbbell according to claim 1 and 2 is characterized in that: described connecting rod is located at the bottom of the corresponding two small pieces weight stacks of left and right sides, and the connecting rod length of each weight stack is isometric.

4. dumbbell according to claim 1 and 2, it is characterized in that: the corresponding small lugs that respectively is provided with on the side of the corresponding two small pieces weight stacks of described homonymy, the locking-bar two ends fix and are integral with corresponding two small lugs respectively, and the locking-bar length of each weight stack is from inside to outside and increases progressively shape.

5. dumbbell according to claim 1 is characterized in that: described lockhole is intersected vertically by some transverse holes and a vertical hole and constitutes.

6. dumbbell according to claim 1 or 5, it is characterized in that: described transverse holes, vertical hole are flat round hole.

7. dumbbell according to claim 1 is characterized in that: described snap close piece is a key, and key is made up of the shank of the key, key bit, and the shank of the key is provided with the deep-slotted chip breaker of snap lock button bar, and key bit is a packet.

8. dumbbell according to claim 1 or 5, it is characterized in that: described transverse holes is that circular hole, vertical hole are flat round hole.

9. dumbbell according to claim 1 is characterized in that: described snap close piece comprises key, locking plate, spring button, and key one end is provided with lever, and the tapered head of the other end also is provided with draw-in groove; Locking plate is arranged in the vertical hole, and is provided with and the corresponding elliptical aperture of circular transverse holes, and the locking plate upper end fixedly links with spring button.

10. dumbbell according to claim 1 is characterized in that: described top of holding body is provided with two wrister bars, and the both sides that two wrister bars set up lever separately, the two ends of wrister bar fixedly link with left and right bearing respectively.