CN212662553U - Adjustable dumbbell - Google Patents
Adjustable dumbbell Download PDFInfo
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- CN212662553U CN212662553U CN202021369849.3U CN202021369849U CN212662553U CN 212662553 U CN212662553 U CN 212662553U CN 202021369849 U CN202021369849 U CN 202021369849U CN 212662553 U CN212662553 U CN 212662553U
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- dumbbell
- holding rod
- clamping
- head
- rotating head
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Abstract
The utility model provides an adjustable dumbbell, relates to body-building apparatus technical field, and it includes dumbbell main part and support, dumbbell main part includes dumbbell piece and holding rod, and the both ends of holding rod symmetry respectively set up a plurality of dumbbell pieces, and the dumbbell piece is in the same place through the joint structure card between, the holding rod is extending structure, can realize that the holding rod is flexible through the regulation grab handle of rotatory holding rod, and the quantity that clamps the dumbbell piece at the holding rod both ends along with the flexible quantity change that clamps of holding rod. The holding rod comprises a rotary grab handle, a telescopic rod, a rotating head and a fixing head. The periphery of the fixed head is provided with a locking groove, the rotating head is provided with a clamping head, the bottom of the clamping head is provided with a clamping spring, and the clamping head is clamped in the locking groove. The clamping structure comprises a clamping block and a clamping groove. The utility model discloses simple structure, convenient operation can realize the counter weight fast and adjust.
Description
Technical Field
The utility model relates to a body-building apparatus technical field, an adjustable dumbbell specifically says so.
Background
The dumbbell is a very common fitness equipment, and it mainly includes holding rod and dumbbell piece, and the dumbbell piece dress is at the both ends of holding rod, and traditional dumbbell divide into multiple model according to the weight difference, and its weight is not adjustable, and the user is along with the increase of exercise time, for satisfying the needs of strength increase, must purchase the dumbbell of many sets of different weight, and this has increased the cost undoubtedly. The dumbbell with adjustable weight also appears in the market at present, and the structure is that a plurality of dumbbell pieces are arranged at two ends of a dumbbell rod and are fixed through bolts and nuts, so that a user can detach the dumbbell pieces as required to change the number of the dumbbell pieces, but the dumbbell is troublesome to operate, needs to be assisted by tools such as a wrench, and is inconvenient to use.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects existing in the prior art, the utility model aims to provide an adjustable dumbbell, which has simple structure and convenient operation and can realize the counterweight adjustment rapidly.
In order to solve the problem, the utility model adopts the following technical scheme: an adjustable dumbbell is characterized by comprising a dumbbell main body and a support, wherein the dumbbell main body comprises dumbbell sheets and a holding rod, a plurality of dumbbell sheets are symmetrically arranged at two ends of the holding rod respectively, the dumbbell sheets are clamped together through a clamping structure, the holding rod is of a telescopic structure, the holding rod can be stretched by rotating an adjusting handle of the holding rod, the dumbbell sheets which are not arranged on the holding rod are placed on the support along with the change of the number of the dumbbell sheets clamped at the two ends of the holding rod due to the stretching of the holding rod,
the holding rod comprises a rotary grab handle, a telescopic rod, a rotating head and a fixing head, the rotary grab handle is connected with the rotating head, a large bevel gear is arranged on the rotating head, a small bevel gear and a linkage gear are arranged on the fixing head, the small bevel gear is matched with the large bevel gear, the small bevel gear is connected with the linkage gear through a transmission shaft, a rack is arranged on the telescopic rod, the linkage gear is matched with the rack,
the periphery of fixed head on be equipped with the locking groove, be equipped with the dop on the rotating head, the bottom of dop is equipped with the jump ring, the dop card is in the locking inslot, restricts the rotation of rotating head, the support on be equipped with the arch, when dumbbell main part was placed on the support, the locking inslot is gone into to protruding card, the arch pushes up the dop into the locking inslot side, the rotation of rotating head is no longer restricted to the dop this moment.
Further: the clamping structure comprises a clamping block and a clamping groove, the clamping groove is a dovetail groove, the central line of the clamping groove points to the center of the dumbbell piece, the clamping block is matched with the clamping groove, the clamping block protrudes out of the outer edge of the dumbbell piece, two groups of clamping structures are symmetrically arranged on the upper side and the lower side of each dumbbell piece, the upper group of clamping structures and the lower group of clamping structures are arranged in a reverse mode, namely the clamping block is arranged on the upper face of one side face of the dumbbell piece, the clamping groove is arranged on the lower face of the side face of the dumbbell piece.
Further: the fixed head is provided with a balance weight scale.
The utility model has the advantages that: the counterweight adjusting device is simple in structure and convenient to operate, and counterweight adjustment can be rapidly realized.
Drawings
The invention is further described with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the support of the present invention;
FIG. 3 is a schematic structural view of a large bevel gear of the present invention;
fig. 4 is a schematic structural view of the telescopic rod of the present invention;
FIG. 5 is a schematic structural view of a dumbbell sheet of the present invention;
in the figure: the automatic dumbbell piece-shaped structure comprises a support 1, a holding rod 2, a rotating head 3, a fixing head 4, a dumbbell piece 5, a clamping structure 6, a clamping block 61, a clamping groove 62, a protrusion 7, a clamping head 8, a locking groove 9, a bevel pinion 10, a linkage gear 11, a transmission shaft 12, a rack 13, a telescopic rod 14 and a bevel pinion 15.
Detailed Description
As shown in fig. 1, 2, 3, 4 and 5, the adjustable dumbbell comprises a dumbbell body and a support 1, wherein the dumbbell body comprises dumbbell pieces 5 and a holding rod 2, a plurality of dumbbell pieces 5 are symmetrically arranged at two ends of the holding rod 2 respectively, the dumbbell pieces 5 are clamped together through a clamping structure 6, the holding rod 2 is of a telescopic structure, the holding rod 2 can be stretched by rotating an adjusting handle of the holding rod 2, and the dumbbell pieces 5 which are not arranged on the holding rod 2 are placed on the support 1 along with the change of the number of the dumbbell pieces 5 clamped at the two ends of the holding rod 2 by stretching the holding rod 2.
The periphery of fixed head 4 on be equipped with locking groove 9, be equipped with dop 8 on the rotating head 3, the bottom of dop 8 is equipped with the jump ring, dop 8 card is in locking groove 9, restricts the rotation of rotating head 3, support 1 on be equipped with arch 7, when the dumbbell main part was placed on support 1, arch 7 card is gone into in locking groove 9, arch 7 pushes up dop 8 into locking groove 9 inboard, dop 8 no longer restricts the rotation of rotating head 3 this moment. Only when the dumbbell main body is placed on the support 1, the rotary grab handle can be rotated to adjust the number of the dumbbell pieces, and when the dumbbell main body is taken up for training, the holding rod 2 cannot rotate, so that the dumbbell device is safe and reliable.
The fixed head 4 is provided with a balance weight scale.
The clamping structure 6 comprises a clamping block 61 and a clamping groove 62, the clamping groove 62 is a dovetail groove, the central line of the clamping groove 62 points to the center of the dumbbell piece 5, the clamping block 61 is matched with the clamping groove 62, the clamping block 61 protrudes out of the outer edge of the dumbbell piece 5, two groups of clamping structures 6 are symmetrically arranged on each dumbbell piece 5 from top to bottom, the upper and lower groups of clamping structures 6 are arranged in a reverse mode, namely the clamping block 61 is arranged on the upper face of one side face of the dumbbell piece 5, the clamping groove 62 is arranged on the lower face of the side face of the dumbbell piece 5, the clamping groove 62 is arranged on the upper face. All carry out the joint through two sets of joint structures 6 one on the other between the adjacent dumbbell piece for adjacent dumbbell piece not only can not take place the axial and drop when the joint is in the same place, also can not take place radially and drop, no matter what kind of posture that the user adopted takes exercise, the dumbbell piece that meets can not drop, further guarantees safety.
The present invention is not limited to the above embodiment.
Claims (3)
1. An adjustable dumbbell is characterized by comprising a dumbbell main body and a support, wherein the dumbbell main body comprises dumbbell sheets and a holding rod, a plurality of dumbbell sheets are symmetrically arranged at two ends of the holding rod respectively, the dumbbell sheets are clamped together through a clamping structure, the holding rod is of a telescopic structure, the holding rod can be stretched by rotating an adjusting handle of the holding rod, the dumbbell sheets which are not arranged on the holding rod are placed on the support along with the change of the number of the dumbbell sheets clamped at the two ends of the holding rod due to the stretching of the holding rod,
the holding rod comprises a rotary grab handle, a telescopic rod, a rotating head and a fixing head, the rotary grab handle is connected with the rotating head, a large bevel gear is arranged on the rotating head, a small bevel gear and a linkage gear are arranged on the fixing head, the small bevel gear is matched with the large bevel gear, the small bevel gear is connected with the linkage gear through a transmission shaft, a rack is arranged on the telescopic rod, the linkage gear is matched with the rack,
the periphery of fixed head on be equipped with the locking groove, be equipped with the dop on the rotating head, the bottom of dop is equipped with the jump ring, the dop card is in the locking inslot, restricts the rotation of rotating head, the support on be equipped with the arch, when dumbbell main part was placed on the support, the locking inslot is gone into to protruding card, the arch pushes up the dop into the locking inslot side, the rotation of rotating head is no longer restricted to the dop this moment.
2. The adjustable dumbbell of claim 1, wherein the clamping structure comprises a clamping block and a clamping groove, the clamping groove is a dovetail groove, the center line of the clamping groove points to the center of the dumbbell piece, the clamping block is matched with the clamping groove, the clamping block protrudes out of the outer edge of the dumbbell piece, two sets of clamping structures are symmetrically arranged on the upper side and the lower side of each dumbbell piece, and the two sets of clamping structures are arranged in opposite directions, namely the clamping block is arranged on the upper side of one side face of the dumbbell piece, the clamping groove is arranged on the lower side of the dumbbell piece, the clamping groove is arranged on the upper side of the other side face.
3. An adjustable dumbbell according to claim 1 or 2, wherein the fixed head is provided with a counterweight scale.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369849.3U CN212662553U (en) | 2020-07-13 | 2020-07-13 | Adjustable dumbbell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021369849.3U CN212662553U (en) | 2020-07-13 | 2020-07-13 | Adjustable dumbbell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212662553U true CN212662553U (en) | 2021-03-09 |
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ID=74839720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021369849.3U Active CN212662553U (en) | 2020-07-13 | 2020-07-13 | Adjustable dumbbell |
Country Status (1)
| Country | Link |
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| CN (1) | CN212662553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114011011A (en) * | 2021-12-01 | 2022-02-08 | 江苏万喜至工业设计有限公司 | Swift counter weight formula dumbbell |
| CN114028764A (en) * | 2021-11-02 | 2022-02-11 | 王美媛 | Dumbbell set |
-
2020
- 2020-07-13 CN CN202021369849.3U patent/CN212662553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114028764A (en) * | 2021-11-02 | 2022-02-11 | 王美媛 | Dumbbell set |
| CN114011011A (en) * | 2021-12-01 | 2022-02-08 | 江苏万喜至工业设计有限公司 | Swift counter weight formula dumbbell |
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