CN211513277U - Dumbbell convenient to adjust weight - Google Patents
Dumbbell convenient to adjust weight Download PDFInfo
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- CN211513277U CN211513277U CN201922251874.5U CN201922251874U CN211513277U CN 211513277 U CN211513277 U CN 211513277U CN 201922251874 U CN201922251874 U CN 201922251874U CN 211513277 U CN211513277 U CN 211513277U
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Abstract
The utility model is suitable for the technical field of sports equipment, and provides a dumbbell convenient for weight adjustment, which comprises a fixing component and a limiting component; the fixed assembly comprises a handle rod and a first sliding block; through setting up adjusting screw, adjusting bolt and second spacing ring, and be opposite setting with the screw thread of adjusting screw both sides, make when carrying out the regulation of dumbbell weight, can rotate adjusting screw, thereby drive the adjusting bolt of both sides and move in opposite directions, and drive the synchronous motion in opposite directions of the slider of both sides and the spacing ring of both sides, make the adjusting bolt of both sides break away from with adjusting screw at last, install or get rid of the desired weight plate to handle pole both sides after that, aim at adjusting screw with the slider of both sides again, then rotate adjusting screw and make the adjusting bolt of both sides drive slider and spacing ring relative motion, and then contact with the weight plate, and then accomplish the regulation to dumbbell weight, avoid traditional dumbbell to need twist bolt many times in carrying out weight adjustment process, cause the comparatively loaded down with trivial details problem of accommodation process.
Description
Technical Field
The utility model belongs to the technical field of sport equipment, especially, relate to a dumbbell convenient to adjust weight.
Background
Dumbbells are a simple device used for strengthening muscle strength training. Its main material is cast iron, and some of them are covered with a layer of rubber. The muscle training device is used for muscle strength training and muscle compound action training. The dumbbell can be held by hands for patients with low muscle strength caused by paralysis, pain, long-term inactivity and the like, and the weight of the dumbbell can be used for performing resistance active exercise and training the muscle strength. Dumbbells can train a single muscle; if the weight is increased, the coordination of a plurality of muscles is needed, and the training can also be used as a muscle compound action training.
When the traditional dumbbell is used for weight adjustment, nuts on two sides need to be screwed respectively, then the weight disc is put in or removed for weight adjustment, and finally the nuts are screwed in, so that a plurality of bolts need to be screwed in the adjustment process, and the adjustment process is complicated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a dumbbell convenient to adjust weight aims at solving traditional dumbbell and need twist respectively when carrying out weight adjustment and moves the nut of both sides, then puts into or gets rid of the weight adjustment with the weight plate, twists the nut again at last, and accommodation process need twist and move a lot of bolts, causes the comparatively loaded down with trivial details problem of accommodation process.
The utility model is realized in such a way that the dumbbell convenient for weight adjustment comprises a fixing component and a limiting component;
the fixing assembly comprises a handle rod, two first limiting rings, two counterweight discs, a through hole, limiting grooves and first sliding blocks, the first limiting rings are fixedly connected with the handle rod, the number of the first limiting rings is two, the two first limiting rings are respectively sleeved on two sides of the handle rod, the counterweight discs are detachably connected with the first limiting rings, the counterweight discs are provided with a plurality of groups, each group of the counterweight discs is respectively sleeved on two sides of the handle rod, the through hole is formed in an inner cavity of the handle rod, the limiting grooves are formed in two sides of the through hole, and the first sliding blocks are formed in two sides of the limiting grooves;
the limiting component comprises an adjusting screw rod, a bearing, an adjusting bolt, a second sliding block and a second limiting ring, the bearing is fixedly connected with the handle rod, the bearing sleeve is arranged on one side of the inner cavity of the limit groove close to the second limit ring, the adjusting screw is fixedly connected with the bearing, the adjusting screw rod is sleeved in the through hole and the inner cavity of the limiting groove, the thread directions of two sides of the adjusting screw rod are opposite, the adjusting screw rod is in threaded connection with the adjusting screw rod, the adjusting bolt is sleeved in the inner cavity of the limiting groove, the second sliding block is fixedly connected with the adjusting bolt, the adjusting bolt is sleeved in the inner cavity of the first sliding block, the second sliding block is connected with two side walls of the limiting groove in a sliding manner, the second limiting ring is fixedly connected with the limiting groove, and the second limiting ring is sleeved on the outer side of the handle rod.
Preferably, the limiting assembly further comprises two adjusting knobs, the two adjusting screws are fixedly connected with the handle rod, and the two adjusting screws are respectively located on two sides of the handle rod.
Preferably, the width of the adjusting knob is greater than the width of the adjusting bolt.
Preferably, the fixed subassembly still includes the rubber circle, the rubber circle with counterweight plate fixed connection, just the rubber circle cover is located counterweight plate's the outside.
Preferably, the fixed subassembly still includes rubber sleeve and lug, the rubber sleeve with handle pole fixed connection, just the rubber sleeve is located two between the first spacing ring, the lug with rubber sleeve integrated into one piece, just the lug is equipped with a plurality of groups, each group the lug evenly set up in the surface of rubber sleeve.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a dumbbell convenient for weight adjustment, which is characterized in that the adjusting screw rods, the adjusting bolts and the limiting rings are arranged, and the threads on the two sides of the adjusting screw rods are oppositely arranged, so that when the weight of the dumbbell is adjusted, the adjusting screw rods can be rotated, the adjusting bolts on the two sides are driven to move in opposite directions, the sliding blocks on the two sides and the limiting rings on the two sides are driven to synchronously move in opposite directions, finally the adjusting bolts on the two sides are separated from the adjusting screw rods, the wanted weight discs are installed or removed on the two sides of the handle rod, the sliding blocks on the two sides are aligned with the adjusting screw rods, then the adjusting screw rods are rotated to drive the sliding blocks and the limiting rings to relatively move, and further contact with the weight discs, thereby completing the weight adjustment of the dumbbell, avoiding the problem that when the traditional dumbbell is used for weight adjustment, nuts on the two sides need to be respectively screwed, and then the weight, finally, the nut is screwed, and the bolt needs to be screwed for many times in the adjusting process, so that the problem that the adjusting process is complicated is caused.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
FIG. 3 is a side sectional view of the structure of the present invention;
in the figure: 1-fixing component, 11-handle rod, 12-first limit ring, 13-rubber sleeve, 14-lug, 15-counterweight plate, 16-through hole, 17-limit groove, 18-first slide block, 19-rubber ring, 2-limit component, 21-adjusting screw rod, 22-bearing, 23-adjusting bolt, 24-second slide block, 25-second limit ring and 26-adjusting knob.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: a dumbbell convenient for weight adjustment comprises a fixing component 1 and a limiting component 2;
the fixing component 1 comprises a handle rod 11, two first limiting rings 12, two counterweight discs 15, a through hole 16, a limiting groove 17 and first sliding blocks 18, the first limiting rings 12 are fixedly connected with the handle rod 11, the two first limiting rings 12 are respectively sleeved on two sides of the handle rod 11, the counterweight discs 15 are detachably connected with the first limiting rings 12, the counterweight discs 15 are provided with a plurality of groups, the matched counterweight discs 15 are respectively sleeved on two sides of the handle rod 11, the through hole 16 is arranged in an inner cavity of the handle rod 11, the limiting groove 17 is arranged on two sides of the through hole 16, and the first sliding blocks 18 are arranged on two sides of the limiting groove 17;
the limiting component 2 comprises an adjusting screw 21, a bearing 22, an adjusting bolt 23, a second slider 24 and a second limiting ring 25, the bearing 22 is fixedly connected with the handle rod 11, the bearing 22 is sleeved on one side of the inner cavity of the limiting groove 17 close to the limiting ring 12, the adjusting screw 21 is fixedly connected with the bearing 22, the adjusting screw 21 is sleeved on the inner cavities of the through hole 16 and the limiting groove 17, the thread directions of two sides of the adjusting screw 21 are opposite, the adjusting bolt 23 is in threaded connection with the adjusting screw 21, the adjusting bolt 23 is sleeved on the inner cavity of the limiting groove 17, the second slider 24 is fixedly connected with the adjusting bolt 23, the adjusting bolt 23 is sleeved on the inner cavity of the first slider 18, the second slider 24 is in sliding connection with two side walls of the limiting groove 17, the second limiting ring 25 is fixedly connected with the limiting groove 17, and the second limiting ring 25 is sleeved on the outer side of the handle rod 11.
In this embodiment, by arranging the adjusting screw 21, the adjusting bolt 23 and the second limiting ring 25, and arranging the threads on the two sides of the adjusting screw 21 in opposite directions, when adjusting the weight of the dumbbell, the adjusting screw 21 can be rotated to drive the adjusting bolts 23 on the two sides to move in opposite directions, and drive the second sliders 24 on the two sides and the second limiting rings 25 on the two sides to move in opposite directions, and finally the adjusting bolts 23 on the two sides are separated from the adjusting screw 21, then the desired weight plates 15 are installed or removed on the two sides of the handle rod 11, the sliders 24 on the two sides are aligned with the adjusting screw 21, and then the adjusting screw 21 is rotated to drive the adjusting bolts 23 on the two sides to drive the second sliders 24 and the second limiting ring 25 to move in opposite directions, and further contact with the weight plates 15, thereby completing the weight adjustment, avoiding the need of screwing nuts on the two sides respectively when adjusting the weight of the conventional dumbbell, then put into or get rid of the weight dish 15 and carry out weight adjustment, at last screw in the nut again, the adjustment process needs to be twisted and move the bolt many times, causes the comparatively loaded down with trivial details problem of adjustment process.
Further, the limiting assembly 2 further comprises an adjusting knob 26, the adjusting knob 26 is fixedly connected with the handle rod 11, two adjusting screw rods 21 are arranged, and the two adjusting screw rods 21 are respectively located on two sides of the handle rod 11.
In the present embodiment, by providing the adjusting knob 26, the adjusting knob 26 can be screwed to rotate the adjusting screw 21 during the weight adjustment process, thereby facilitating the weight adjustment.
Further, the width of the adjustment knob 26 is larger than the width of the adjustment bolt 23.
In the present embodiment, by setting the width of the adjusting knob 26 to be greater than the width of the adjusting bolt 23, when the adjusting bolt 23 is about to be separated from the adjusting screw 21, an operator has a space to screw the adjusting knob 26, so as to ensure that the adjusting bolt 23 is completely separated from the adjusting screw 21.
Further, the fixing component 1 further comprises a rubber ring 19, the rubber ring 19 is fixedly connected with the counterweight plate 15, and the rubber ring 19 is sleeved on the outer side of the counterweight plate 15
In this embodiment, the rubber ring 19 is sleeved outside the weight plate 15, so that the problem that the weight plate 15 damages the ground in the dumbbell using process can be effectively prevented.
Further, the fixing assembly 1 further comprises a rubber sleeve 13 and a protruding block 14, the rubber sleeve 13 is fixedly connected with the handle rod 11, the rubber sleeve 13 is located between the two first limiting rings 12, the protruding block 14 and the rubber sleeve 13 are integrally formed, the protruding block 14 is provided with a plurality of groups, and the protruding blocks 14 of each group are evenly arranged on the surface of the rubber sleeve 13.
In the embodiment, the rubber sleeve 13 is sleeved outside the handle rod 11, and the bumps 14 are uniformly arranged outside the rubber sleeve 13, so that the comfort of the user in the process of using the dumbbell is effectively improved, the user is informed of increasing the friction with the hand of the user, and the problem that the user is difficult to hold the dumbbell is solved.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, when carrying out the regulation of dumbbell weight, can rotate adjusting screw 21, thereby drive the adjusting bolt 23 motion in opposite directions of both sides, and drive the second slider 24 of both sides and the synchronous motion in opposite directions of second spacing ring 25 of both sides, make adjusting bolt 23 and the adjusting screw 21 of both sides break away from at last, install or get rid of the weight plate 15 that wants to handle pole 11 both sides after that, aim at adjusting screw 21 with the second slider 24 of both sides again, then rotate adjusting screw 21 and make adjusting bolt 23 of both sides drive second slider 24 and second spacing ring 25 relative motion, and then with the contact of weight plate 15, and then accomplish the regulation to dumbbell weight.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a dumbbell convenient to adjust weight which characterized in that: comprises a fixing component (1) and a limiting component (2);
the fixing component (1) comprises a handle rod (11), a first limiting ring (12), a counterweight plate (15), a through hole (16), a limiting groove (17) and a first sliding block (18), the first limiting ring (12) is fixedly connected with the handle rod (11), two first limiting rings (12) are arranged, the two first limiting rings (12) are respectively sleeved on two sides of the handle rod (11), the counterweight plate (15) is detachably connected with the first limit ring (12), and the counterweight discs (15) are provided with a plurality of groups, and each group of the counterweight discs (15) is respectively sleeved on the two sides of the handle rod (11), the through hole (16) is arranged in the inner cavity of the handle rod (11), the limit grooves (17) are arranged on two sides of the through hole (16), the first sliding blocks (18) are arranged on two sides of the limiting groove (17);
the limiting component (2) comprises an adjusting screw (21), a bearing (22), an adjusting bolt (23), a second sliding block (24) and a second limiting ring (25), the bearing (22) is fixedly connected with the handle rod (11), the bearing (22) is sleeved on the inner cavity of the limiting groove (17) and is close to one side of the limiting ring (12), the adjusting screw (21) is fixedly connected with the bearing (22), the adjusting screw (21) is sleeved on the inner cavity of the through hole (16) and the limiting groove (17), the thread directions of two sides of the adjusting screw (21) are opposite, the adjusting bolt (23) is in threaded connection with the adjusting screw (21), the adjusting bolt (23) is sleeved on the inner cavity of the limiting groove (17), the second sliding block (24) is fixedly connected with the adjusting bolt (23), and the adjusting bolt (23) is sleeved on the inner cavity of the first sliding block (18), the second sliding block (24) is connected with two side walls of the limiting groove (17) in a sliding mode, the second limiting ring (25) is fixedly connected with the limiting groove (17), and the second limiting ring (25) is sleeved on the outer side of the handle rod (11).
2. The dumbbell for facilitating weight adjustment of claim 1, wherein: the limiting assembly (2) further comprises an adjusting knob (26), the adjusting knob (26) is fixedly connected with the handle rod (11), two adjusting screw rods (21) are arranged, and the two adjusting screw rods (21) are respectively located on two sides of the handle rod (11).
3. The dumbbell for facilitating weight adjustment of claim 2, wherein: the width of the adjusting knob (26) is larger than that of the adjusting bolt (23).
4. The dumbbell for facilitating weight adjustment of claim 1, wherein: the fixing component (1) further comprises a rubber ring (19), the rubber ring (19) is fixedly connected with the counterweight plate (15), and the rubber ring (19) is sleeved on the outer side of the counterweight plate (15).
5. The dumbbell for facilitating weight adjustment of claim 1, wherein: fixed subassembly (1) still includes rubber sleeve (13) and lug (14), rubber sleeve (13) with handle pole (11) fixed connection, just rubber sleeve (13) are located two between first spacing ring (12), lug (14) with rubber sleeve (13) integrated into one piece, just lug (14) are equipped with a plurality of groups, each group lug (14) evenly set up in the surface of rubber sleeve (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251874.5U CN211513277U (en) | 2019-12-16 | 2019-12-16 | Dumbbell convenient to adjust weight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922251874.5U CN211513277U (en) | 2019-12-16 | 2019-12-16 | Dumbbell convenient to adjust weight |
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| Publication Number | Publication Date |
|---|---|
| CN211513277U true CN211513277U (en) | 2020-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922251874.5U Active CN211513277U (en) | 2019-12-16 | 2019-12-16 | Dumbbell convenient to adjust weight |
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| Country | Link |
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| CN (1) | CN211513277U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307042A (en) * | 2022-01-11 | 2022-04-12 | 浪尖设计集团有限公司 | Bamboo dumbbell of multiple counter weight |
-
2019
- 2019-12-16 CN CN201922251874.5U patent/CN211513277U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114307042A (en) * | 2022-01-11 | 2022-04-12 | 浪尖设计集团有限公司 | Bamboo dumbbell of multiple counter weight |
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