CN219128163U - Dumbbell with adjustable weight - Google Patents
Dumbbell with adjustable weight Download PDFInfo
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- CN219128163U CN219128163U CN202223407166.4U CN202223407166U CN219128163U CN 219128163 U CN219128163 U CN 219128163U CN 202223407166 U CN202223407166 U CN 202223407166U CN 219128163 U CN219128163 U CN 219128163U
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- dumbbell
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- seat
- rod
- holding rod
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Abstract
The utility model belongs to the technical field of dumbbell and discloses a dumbbell with adjustable weight, which comprises a holding rod, wherein screw bodies are sleeved on two sides of the inside of the holding rod in a threaded manner, the other ends of the screw bodies penetrate through the holding rod and extend to the outer side of the holding rod, and a bell plate group positioned on the outer side of the holding rod is movably sleeved on the outer surface of the screw bodies. According to the utility model, by arranging the movable block, the octagon block and the rigid spring, an operator pulls the pull block inwards, so that the pull block drives the movable block to move inwards, and the movable block extrudes the rigid spring and drives the octagon block to be separated from the inside of the screw body due to the movement of the movable block, so that the fixing effect of the screw body is relieved, then the operator rotates the screw body, so that the screw body moves outwards along the threads inside the holding rod, and the movement distance of the screw body is adjusted according to the thickness and the number of the added weight plate groups, so that the lengthening effect of the screw body can be realized.
Description
Technical Field
The utility model belongs to the technical field of dumbbell, and particularly relates to a dumbbell with adjustable weight.
Background
The dumbbell is one of the devices frequently used in the household body building of modern people, and has the effects that people can exercise arm strength by lifting the dumbbell, so that the effects of muscle enhancement and body building are achieved, at present, the dumbbell is generally provided with a weight adjusting function, the weight required for lifting the dumbbell is gradually increased when people perform continuous body building, the existing dumbbell can be separated from the outer surface of a screw rod by rotating a nut, at the moment, an operator can continuously add weight plates with corresponding weight to the outer surface of the screw rod so as to achieve the effect of weight enhancement, but the length of the screw rod on the dumbbell is fixed, the number of the weight plates which can be sleeved on the outer surface of the screw rod with fixed length is fixed, so that the weight enhancement of the dumbbell has a certain limitation, and meanwhile, the upper limit of the weight enhancement of the dumbbell is lower, so that improvement is required.
Disclosure of Invention
The present utility model aims to solve the above problems, and provides a dumbbell with adjustable weight, which has the advantage of improving the weight.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dumbbell with adjustable weight, includes the holding rod, the screw rod body has all been cup jointed to the equal screw thread in the inside both sides of holding rod, the other end of screw rod body runs through the holding rod and extends to the outside of holding rod, the outside activity of screw rod body has cup jointed the weight plate group that is located the holding rod outside, the outside swing joint of the inboard and holding rod of weight plate group, the nut body that is located the weight plate group outside has been cup jointed to the surface screw rod body's external screw thread, the inside and the outside swing joint of weight plate group of nut body, movable groove has been seted up at the inside central authorities of holding rod, the movable block has all been movably cup jointed in the inside both sides of movable groove, the quantity of movable block is two fixedly connected with rigid spring between the movable block, the bottom fixedly connected with of movable block is located the outside pull block of holding rod, the outside fixedly connected with octagon block, the outside runs through holding rod and screw rod body and extends to the inside and the outside of screw rod body and the inside activity of surface and screw rod body cup joints.
As the preferable mode of the utility model, the dumbbell seat positioned at the left side of the holding rod is movably sleeved on the outer surface of the bottom of the bell plate group, and the movable seat positioned at the right side of the holding rod is movably sleeved on the outer surface of the bottom of the bell plate group.
As the preferable mode of the utility model, round grooves are formed in the front and rear sides of the inside of the movable seat, limit rods are fixedly connected to the front and rear sides of the right side of the dumbbell seat, the right ends of the limit rods penetrate through the movable seat and extend to the inside of the round grooves, and the outer surfaces of the limit rods are movably sleeved with the inside of the movable seat.
As the preferable mode of the utility model, the outer surface of the limiting rod is fixedly sleeved with a round block positioned in the round groove, and the outer surface of the round block is movably sleeved with the inside of the round groove.
As the preferable one of the utility model, the left side of the dumbbell seat is movably connected with a knob, the right side of the knob is fixedly connected with a movable rod, the left end of the movable rod penetrates through the dumbbell seat and extends to the inside of the dumbbell seat, and the outer surface of the movable rod is movably sleeved with the inside of the dumbbell seat.
As the preferable mode of the utility model, the outer surface of the movable rod is fixedly sleeved with a circular ring positioned in the dumbbell seat, and the outer surface of the circular ring is movably sleeved with the inner part of the dumbbell seat.
As the preferable mode of the utility model, the right end of the movable rod is fixedly connected with a screw rod, the left end of the screw rod penetrates through the movable seat and extends to the inside of the movable seat, and the outer surface of the screw rod is sleeved with the inner threads of the movable seat.
Preferably, the outer surface of the movable block is octagonal, and the outer surface of the movable block is matched with the inner part of the movable groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the dumbbell, the movable block, the octagon block and the rigid spring are arranged, an operator pulls the pull block inwards, the pull block drives the movable block to move inwards, the movable block extrudes the rigid spring due to the movement of the movable block and drives the octagon block to be separated from the inside of the screw body, so that the fixing effect of the screw body is relieved, then the operator rotates the screw body, the screw body moves outwards along the threads inside the holding rod, the moving distance of the screw body is adjusted according to the thickness and the number of the added weight plates, the lengthening effect of the screw body is achieved, and the weight of the dumbbell is further improved.
2. According to the dumbbell seat, the knob is rotated by an operator through the round groove, the movable rod and the screw rod, the movable rod drives the round ring to rotate along the inner part of the dumbbell seat, the screw rod can rotate due to the rotation of the movable rod, the movable seat can move rightwards along the threads on the outer surface of the screw rod due to the rotation of the screw rod, and meanwhile, the movable seat can move rightwards along the outer surface of the limiting rod, so that the moving distance of the movable seat can be adjusted according to the increased number and thickness of the dumbbell disc groups.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the present utility model;
FIG. 3 is a schematic view of the structure of the inside of the grip of the present utility model;
FIG. 4 is a schematic cross-sectional view of a base of the present utility model;
fig. 5 is a schematic view of a partial enlarged structure at a in fig. 3.
In the figure: 1. a grip; 2. a screw body; 3. a group of weight plates; 4. a nut body; 5. a movable block; 6. an octagon block; 7. a rigid spring; 8. pulling blocks; 9. a dumbbell seat; 10. a movable seat; 11. a circular groove; 12. a limit rod; 13. round blocks; 14. a knob; 15. a movable rod; 16. a circular ring; 17. a screw rod; 18. a movable groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 5, the utility model provides a dumbbell with adjustable weight, which comprises a holding rod 1, wherein screw rods 2 are sleeved on two sides of the inside of the holding rod 1 in a threaded manner, the other ends of the screw rods 2 penetrate through the holding rod 1 and extend to the outer sides of the holding rod 1, a weight plate group 3 positioned at the outer sides of the holding rod 1 is movably sleeved on the outer surfaces of the screw rods 2, the inner sides of the weight plate group 3 are movably connected with the outer sides of the holding rod 1, a nut body 4 positioned at the outer sides of the weight plate group 3 is sleeved on the outer surfaces of the screw rods 2 in a threaded manner, a movable groove 18 is formed in the center of the inside of the holding rod 1, movable blocks 5 are movably sleeved on two sides of the inside of the movable groove 18, two rigid springs 7 are fixedly connected between the two movable blocks 5, pull blocks 8 positioned at the outer sides of the holding rod 1 are fixedly connected with the bottoms of the movable blocks 5, octagonal blocks 6 are fixedly connected with the outer sides of the movable blocks 5, the outer sides of the octagonal blocks 6 penetrate through the holding rod 1 and the screw rods 2 and extend to the inner sides of the screw rods 2, and the outer sides of the screw rods 2 are movably sleeved on the inner sides of the screw rods 2.
When the screw rod body 2 is used, an operator pulls the pull block 8 to the inner side, the pull block 8 can drive the movable block 5 to move to the inner side, the movable block 5 can squeeze the rigid spring 7 due to the movement of the movable block 5, and the octagon block 6 is driven to be separated from the inside of the screw rod body 2, so that the fixing effect of the screw rod body 2 is relieved, then the operator rotates the screw rod body 2, the screw rod body 2 can move outwards along the threads inside the holding rod 1, the movement distance of the screw rod body 2 is adjusted according to the thickness and the number of the added weight plate groups 3, the length of the screw rod body 2 can be prolonged, and the number of the sleeved weight plate groups 3 can be increased.
Referring to fig. 1 and 2, the outer surface of the bottom of the weight plate set 3 is movably sleeved with a dumbbell seat 9 positioned on the left side of the holding rod 1, and the outer surface of the bottom of the weight plate set 3 is movably sleeved with a movable seat 10 positioned on the right side of the holding rod 1.
As a technical optimization scheme of the utility model, by arranging the dumbbell seat 9 and the movable seat 10, due to the design of the dumbbell seat 9 and the movable seat 10, the dumbbell seat 9 and the movable seat 10 can have good supporting effect on the weight plate group 3, and meanwhile, the weight plate group 3 and the screw body 2 can be prevented from accidentally moving.
Referring to fig. 2 and 4, circular grooves 11 are formed in the front and rear sides of the inside of the movable seat 10, limit rods 12 are fixedly connected to the front and rear sides of the right side of the dumbbell seat 9, and the right ends of the limit rods 12 penetrate through the movable seat 10 and extend to the inside of the circular grooves 11, and the outer surfaces of the limit rods are movably sleeved with the inside of the movable seat 10.
As a technical optimization scheme of the utility model, by arranging the limiting rod 12, the limiting rod 12 has a good limiting effect on the movable seat 10 due to the design of the limiting rod 12, so that the movable seat 10 can move rightward along the outer surface of the limiting rod 12.
Referring to fig. 4, the outer surface of the limit rod 12 is fixedly sleeved with a round block 13 positioned in the round groove 11, and the outer surface of the round block 13 is movably sleeved with the inside of the round groove 11.
As a technical optimization scheme of the utility model, by arranging the round blocks 13, the round blocks 13 can have good activity performance in the round grooves 11 due to the design of the round blocks 13, so that the round blocks 13 can move in the round grooves 11.
Referring to fig. 2 and 4, a knob 14 is movably connected to the left side of the dumbbell seat 9, a movable rod 15 is fixedly connected to the right side of the knob 14, the left end of the movable rod 15 penetrates through the dumbbell seat 9 and extends into the dumbbell seat 9, and the outer surface of the movable rod is movably sleeved with the inside of the dumbbell seat 9.
As a technical optimization scheme of the utility model, by arranging the movable rod 15, an operator rotates the knob 14, so that the movable rod 15 has good activity in the dumbbell seat 9, and simultaneously the movable rod 15 rotates along the dumbbell seat 9.
Referring to fig. 2, the outer surface of the movable rod 15 is fixedly sleeved with a circular ring 16 positioned inside the dumbbell seat 9, and the outer surface of the circular ring 16 is movably sleeved with the inside of the dumbbell seat 9.
As a technical optimization scheme of the utility model, due to the arrangement of the circular ring 16, the circular ring 16 has a good limiting effect on the movable rod 15 due to the design of the circular ring 16, so that the movable rod 15 can be prevented from being accidentally separated from the dumbbell seat 9.
Referring to fig. 2, a screw rod 17 is fixedly connected to the right end of the movable rod 15, and the left end of the screw rod 17 penetrates through the movable seat 10 and extends into the movable seat 10, and the outer surface of the screw rod is in threaded socket connection with the inner portion of the movable seat 10.
As a technical optimization scheme of the utility model, by arranging the screw rod 17, the movable rod 15 can drive the screw rod 17 to rotate due to the rotation of the movable rod 15, and the movable seat 10 can move rightward along the threads on the outer surface of the screw rod 17 due to the rotation of the screw rod 17.
Referring to fig. 2, 3 and 5, the outer surface of the movable block 5 is octagonal, and the outer surface of the movable block 5 is adapted to the inside of the movable groove 18.
As a technical optimization scheme of the utility model, by arranging the movable block 5, the movable block 5 can only move left and right in the movable groove 18 and cannot rotate due to the design of the movable block 5, so that the octagonal block 6 can be prevented from accidentally rotating when being clamped in the screw body 2.
The working principle and the using flow of the utility model are as follows:
when the weight of the dumbbell needs to be increased, an operator can rotate the nut body 4, enable the nut body 4 to move outwards along the threads on the outer surface of the screw body 2, finally enable the nut body 4 to be separated from the outer surface of the screw body 2, and then can continue to add the weight plate group 3 on the outer surface of the screw body 2, and screw the nut body 4 on the outer side of the weight plate group 3 after the weight plate group is added.
When the screw body 2 needs to be prolonged, an operator pulls the pull block 8 inwards, the pull block 8 can drive the movable block 5 to move inwards, the movable block 5 can squeeze the rigid spring 7 due to the movement of the movable block 5 and drive the octagon block 6 to be separated from the inside of the screw body 2, so that the fixing effect of the screw body 2 is relieved, then the operator rotates the screw body 2, the screw body 2 can move outwards along the threads inside the holding rod 1, the moving distance of the screw body 2 is adjusted according to the thickness and the number of the added weight plate groups 3, the lengthening effect of the screw body 2 can be achieved, and then the filling number of the weight plate groups 3 can be increased, so that the effect of increasing the weight of the dumbbell is achieved.
When the distance between the dumbbell seat 9 and the movable seat 10 needs to be adjusted, an operator rotates the knob 14, the movable rod 15 can drive the circular ring 16 to rotate along the inner part of the dumbbell seat 9, the screw rod 17 can rotate due to the rotation of the movable rod 15, the movable seat 10 can move rightward along the threads on the outer surface of the screw rod 17 due to the rotation of the screw rod 17, and meanwhile, the movable seat 10 can move rightward along the outer surface of the limiting rod 12, so that the moving distance of the movable seat 10 can be adjusted according to the increased number and thickness of the bell plate groups 3, and the distance between the dumbbell seat 9 and the movable seat 10 can be adjusted.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A dumbbell with adjustable weight, comprising a grip (1), characterized in that: screw body (2) has all been cup jointed to the inside both sides of holding rod (1) screw thread, the outside that holding rod (1) was run through to the other end of screw body (2) and extends to holding rod (1), the surface activity of screw body (2) has cup jointed and has been located weight plate group (3) in holding rod (1) outside, the outside swing joint of the inboard and holding rod (1) of weight plate group (3), the surface screw thread of screw body (2) has cup jointed nut body (4) in the outside of weight plate group (3), the outside swing joint of the inboard and weight plate group (3) of nut body (4), movable groove (18) has been seted up at the inside central authorities of holding rod (1), movable block (5) have all been cup jointed in the inside both sides of movable groove (18) activity, the quantity of movable block (5) is two, fixedly connected with rigid spring (7) between two movable block (5), the bottom fixedly connected with that is located outside pull block (8) of holding rod (1), the outside eight-square (6) are connected with in the outside fixed connection, the outside of the octagonal block (6) penetrates through the holding rod (1) and the screw rod body (2) and extends to the inside of the screw rod body (2), and the outer surface of the octagonal block is movably sleeved with the inside of the screw rod body (2).
2. The weight adjustable dumbbell of claim 1, wherein: the dumbbell seat (9) positioned on the left side of the holding rod (1) is movably sleeved on the outer surface of the bottom of the bell plate group (3), and the movable seat (10) positioned on the right side of the holding rod (1) is movably sleeved on the outer surface of the bottom of the bell plate group (3).
3. The weight adjustable dumbbell of claim 2, wherein: round grooves (11) are formed in the front and rear sides of the inside of the movable seat (10), limiting rods (12) are fixedly connected to the front and rear sides of the right side of the dumbbell seat (9), and the right ends of the limiting rods (12) penetrate through the inside of the movable seat (10) and extend to the inside of the round grooves (11), and the outer surfaces of the limiting rods are movably sleeved with the inside of the movable seat (10).
4. A weight adjustable dumbbell according to claim 3, wherein: the outer surface of the limiting rod (12) is fixedly sleeved with a round block (13) positioned inside the round groove (11), and the outer surface of the round block (13) is movably sleeved with the inside of the round groove (11).
5. The weight adjustable dumbbell of claim 2, wherein: the dumbbell seat is characterized in that a knob (14) is movably connected to the left side of the dumbbell seat (9), a movable rod (15) is fixedly connected to the right side of the knob (14), and the left end of the movable rod (15) penetrates through the dumbbell seat (9) and extends to the inside of the dumbbell seat (9) and the outer surface of the dumbbell seat is movably sleeved with the inside of the dumbbell seat (9).
6. The weight adjustable dumbbell of claim 5, wherein: the outer surface of the movable rod (15) is fixedly sleeved with a circular ring (16) positioned inside the dumbbell seat (9), and the outer surface of the circular ring (16) is movably sleeved with the inside of the dumbbell seat (9).
7. The weight adjustable dumbbell of claim 5, wherein: the right end of the movable rod (15) is fixedly connected with a screw rod (17), and the left end of the screw rod (17) penetrates through the movable seat (10) and extends to the inside of the movable seat (10), and the outer surface of the screw rod is sleeved with the internal threads of the movable seat (10).
8. The weight adjustable dumbbell of claim 1, wherein: the outer surface of the movable block (5) is octagonal, and the outer surface of the movable block (5) is matched with the inner part of the movable groove (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223407166.4U CN219128163U (en) | 2022-12-16 | 2022-12-16 | Dumbbell with adjustable weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223407166.4U CN219128163U (en) | 2022-12-16 | 2022-12-16 | Dumbbell with adjustable weight |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219128163U true CN219128163U (en) | 2023-06-06 |
Family
ID=86561489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223407166.4U Active CN219128163U (en) | 2022-12-16 | 2022-12-16 | Dumbbell with adjustable weight |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219128163U (en) |
-
2022
- 2022-12-16 CN CN202223407166.4U patent/CN219128163U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 301815 north side of xinkaikou Road, xinkaikou Town, Baodi District, Tianjin (No. 3, Tianxin Road, industrial park, xinkaikou town) Patentee after: Tianjin Kaixin Fitness Equipment Co.,Ltd. Address before: 301815 north side of xinkaikou Road, xinkaikou Town, Baodi District, Tianjin (No. 3, Tianxin Road, industrial park, xinkaikou town) Patentee before: TIANJIN KAIXIN METAL PRODUCTS CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder |