CN204502258U - The heavy dumbbell of a kind of stepless-adjustment - Google Patents
The heavy dumbbell of a kind of stepless-adjustment Download PDFInfo
- Publication number
- CN204502258U CN204502258U CN201520208399.2U CN201520208399U CN204502258U CN 204502258 U CN204502258 U CN 204502258U CN 201520208399 U CN201520208399 U CN 201520208399U CN 204502258 U CN204502258 U CN 204502258U
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- bell
- bell head
- stepless
- unit weight
- dumbbell
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Abstract
The utility model belongs to sports goods and health-care article technical field, especially relates to the heavy dumbbell of a kind of stepless-adjustment, it is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first external screw thread; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, and the right surface of mediad bell head, bell head left surface has connecting hole, has the second internal thread in connecting hole; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion.The utility model has following main beneficial effect: easy accessibility, can stepless-adjustment heavy, when using distribution of weight evenly, can not abnormal sound be sent.
Description
Technical field
The utility model belongs to sports goods and health-care article technical field, especially relates to the heavy dumbbell of a kind of stepless-adjustment.
Background technology
Along with growth in the living standard, people more and more guard one's health and the beauty of the bodily form, and the investment for this reason in vigorous and graceful also increases day by day.The development of China's body-building apparatus industry starts from late 1980s, along with improving constantly of people's living standard, people get more and more for the demand of physical training, simultaneously also for the development of body-building apparatus industry provides advantage and opportunity to develop, the body-building apparatus manufacturer that constantly expands as of body-building troop brings dense business opportunity.Dumbbell is a kind of auxiliary appliance of weight lifting and exercise, and less than barbell, weight is light relative to barbell, volume is little, silent during exercise.Thus the favor of vast fitness enthusiasts is subject to.
Notification number is that the utility model patent of CN204034149U discloses a kind of dumbbell with adjustable weight, primarily of dumbbell bar assembly (1), some pieces of weight stacks (2) and base (3) composition for placing weight stack and dumbbell bar assembly; Dumbbell bar assembly mainly comprises handle tube (8), two handle brackets (6) and is arranged on weight stack keeper (5) and the weight control device (4) of handle bracket (6) top; It is characterized in that: dumbbell bar assembly also comprises the steel axle (7) be arranged in handle groove (8-1), and two ends handle bracket (6) is all provided with weight control device (4).It has the following advantages: change in prior art by one end overregulate handle accommodation zone carry-over bar key and Kazakhstan nibbled by gear, tooth bar key is made to enter type of drive in the position of different weight stack, solve weight stack be fixed on dumbbell assembly by the asymmetric side arc groove on weight stack tooth bar key and tooth bar key on, the problem such as therefore easily cause the weight when trainer mentions or lifts dumbbell uneven, there is structure simple, convenient processing and manufacture, cost is low, low price, uses the also advantage such as very convenient; But this kind of dumbbell structure complexity, not easily integral disassembly, assembly and can not stepless-adjustment weight.
Notification number is that the utility model patent of CN203525214U discloses a kind of dumbbell with adjustable weight, its technical scheme is: dumbbell bar (1) can drop in the fluting of 5 pounds of dumbbell plates (2) and 10 pounds of dumbbell plates (3), withstand dumbbell bar (1) by the locking rod (5) on 5 pounds of dumbbell plates (2) by screw propulsion, make 5 pounds of dumbbell plates (2) and dumbbell bar (1) form an entirety.Dumbbell bar (1) can drop in the fluting of 5 pounds of dumbbell plates (2) and 10 pounds of dumbbell plates (3), eccentric shaft is driven to eject by the push rod on 10 pounds of dumbbell plates (3) by moving control lever (6), thus pin dumbbell bar (1), make 10 pounds of dumbbell plates (3) and dumbbell bar (1) form an entirety.Its practicality reasonable in design, structure is simple, use safety, is connected firmly, and easy to adjust, weight, quantity can increase and decrease as required, are applicable to popularity application; But can not stepless-adjustment weight.
Notification number is the spherical dumbbell that the utility model patent of CN202070072U discloses a kind of weight-adjustable joint, it is characterized in that: be made up of handle for dumbbell, hemispherical handle block and many set of weights cover; The two ends of handle for dumbbell are hemispherical shell, and a rod iron runs through the axle center of handle for dumbbell, and handle block connects into complete spherical shell with handle for dumbbell; On hemispherical shell inwall on above-mentioned handle for dumbbell and hemispherical handle block inwall on be respectively equipped with some the ribs with step, these ribs and on step in correspondence with each other; Between the hemispherical shell inwall step that many set of weights overlap axially insertion, the radial arrangement of amplification is gradually installed on handle for dumbbell and handle block inwall step, its advantage is: 1, structure is simple, easy to carry, 2, use safety, reliable, 3, cost and maintenance cost low; But can not stepless-adjustment weight.
Notification number is that the utility model patent of CN201894800U discloses a kind of dumbbell with adjustable weight, it is characterized in that: be made up of dumbbell bar assembly, some pieces of weight stacks and the base for placing weight stack; Dumbbell bar assembly is made up of handle tube, two handle brackets, two tooth bar keys, regulating handle and location-plates, and respectively there are key groove and regulating tank in the two ends of handle tube, and regulating tank is positioned at the top of handle tube, and key slot is in the both sides of handle tube; Have sliding tray above handle bracket, there is gathering sill handle bracket side; Two handle brackets are fixed in handle tube two ends respectively, two tooth bar keys are respectively charged into handle tube both sides, and be meshed with the gear be contained in handle tube, set screw is fixed in the screwed hole on tooth bar key one by the sliding tray on handle bracket one and the regulating tank on handle tube; simultaneously The sliding tray of handle bracket two is fixed with location-plate, and regulating handle is fixed in the screwed hole on tooth bar key two through this location-plate; Elongated slot composition " Y " shape groove for holding dumbbell bar assembly bottom two angles had above weight stack and angle, elongated slot has one for holding the arc groove of the tooth bar key on dumbbell bar assembly; Several grooves are had on the base placing weight stack.Its advantage is: the weight stack 1, simultaneously can selecting dumbbell bar assembly both sides as such.2, use safety, reliable.3, two toothed rack keys can be together with by gear, elongates or shortens two toothed rack key energy simultaneous equals; But can not stepless-adjustment weight.
Utility model content
In order to solve the problem, the purpose of this utility model discloses the heavy dumbbell of a kind of stepless-adjustment, and it realizes by the following technical solutions.
In first embodiment of the present utility model, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first external screw thread; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, and the right surface of mediad bell head, bell head left surface has connecting hole, has the second internal thread in connecting hole; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
In second embodiment of the present utility model, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first connection strap of protrusion; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, the right surface of mediad bell head, bell head left surface has connecting hole, connecting hole both sides have the first link slot, have columniform second link slot bottom connecting hole, the diameter of the second link slot is greater than the diameter of connecting hole; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion; During use, the sand needing weight or iron filings are inserted in unit weight chamber, connecting rod to be stretched into bottom connecting hole and to make the first connection strap stretch into the first link slot, the first connection strap is made to be arranged in the second link slot, connecting rod being carried out rotation makes the first connection strap no longer be arranged in the first link slot, screws into second in the first internal thread.
In 3rd embodiment of the present utility model, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first external screw thread; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, connection projection is protruding with on the left of the mediad bell head of bell head left surface, connect in projection and there is connection cavity, connect cavity inner wall and there is the second internal thread; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
The utility model has following main beneficial effect: easy accessibility, can stepless-adjustment heavy, when using distribution of weight evenly, can not abnormal sound be sent.
Accompanying drawing explanation
Fig. 1 is the perspective view of the bell bar used in the utility model embodiment 1.
Fig. 2 is the perspective view of the bell head used in the utility model embodiment 1.
Fig. 3 is the perspective view under the utility model embodiment 1 assembled state.
Fig. 4 is the perspective view of the bell bar used in the utility model embodiment 2.
Fig. 5 is the perspective view of the bell head used in the utility model embodiment 2.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the perspective view after Fig. 6 cuts open along A-A direction.
Fig. 8 is the perspective view under the utility model embodiment 2 assembled state.
Fig. 9 is the perspective view of the bell head used in the utility model embodiment 3.
Figure 10 is the perspective view under the utility model embodiment 3 assembled state.
Detailed description of the invention
Embodiment 1
Ask for an interview Fig. 1 to Fig. 3, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes the identical bell head shutoff element 31 of 21, two, the identical bell head of 11, two, a bell bar; Each termination of bell bar has the connecting rod 12 stretching out this end face, and connecting rod outer surface has the first external screw thread 13; Each bell head has from the bell head right surperficial 23 unit weight chamber 22 through to direction, bell head left surface 24, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, and the right surface of mediad bell head, bell head left surface has connecting hole 25, has the second internal thread in connecting hole; The side of each bell head shutoff element has the second external screw thread 32, and the right surface of shutoff element has the rotating handles 33 of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
The heavy dumbbell of a kind of stepless-adjustment described above, is characterized in that described connecting hole does not penetrate into unit weight chamber.
The heavy dumbbell of a kind of stepless-adjustment described above, is characterized in that the length of described connecting rod is less than the degree of depth of connecting hole.
Embodiment 2
Ask for an interview Fig. 4 to Fig. 8, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes the identical bell head shutoff element 31 of 21, two, the identical bell head of 11, two, a bell bar; Each termination of bell bar has the connecting rod 12 stretching out this end face, and connecting rod outer surface has the first connection strap 13 of protrusion; Each bell head has from the bell head right surperficial 23 unit weight chamber 22 through to direction, bell head left surface 24, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, the right surface of mediad bell head, bell head left surface has connecting hole 25, connecting hole both sides have the first link slot 26, the diameter bottom connecting hole with columniform second link slot 27, second link slot is greater than the diameter of connecting hole; The side of each bell head shutoff element has the second external screw thread 32, and the right surface of shutoff element has the rotating handles 33 of protrusion; During use, the sand needing weight or iron filings are inserted in unit weight chamber, connecting rod to be stretched into bottom connecting hole and to make the first connection strap stretch into the first link slot, the first connection strap is made to be arranged in the second link slot, connecting rod being carried out rotation makes the first connection strap no longer be arranged in the first link slot, screws into second in the first internal thread.
The heavy dumbbell of a kind of stepless-adjustment described above, is characterized in that described connecting hole does not penetrate into unit weight chamber.
The heavy dumbbell of a kind of stepless-adjustment described above, is characterized in that the length of described connecting rod is less than the degree of depth of connecting hole and the degree of depth sum of the second link slot.
Embodiment 3
Ask for an interview Fig. 9 and Figure 10, and see Fig. 1 and Fig. 2, the heavy dumbbell of a kind of stepless-adjustment, is characterized in that it includes the identical bell head shutoff element 31 of 21, two, the identical bell head of 11, two, a bell bar; Each termination of bell bar has the connecting rod 12 stretching out this end face, and connecting rod outer surface has the first external screw thread 13; Each bell head has from the bell head right surperficial 23 unit weight chamber 22 through to direction, bell head left surface 24, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, be protruding with on the left of the mediad bell head of bell head left surface and connect projection 25, connect in projection and there is connection cavity, connect cavity inner wall and there is the second internal thread 251; The side of each bell head shutoff element has the second external screw thread 32, and the right surface of shutoff element has the rotating handles 33 of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
The heavy dumbbell of a kind of stepless-adjustment described above, is characterized in that the length of described connecting rod is less than the length connecting projection.
The heavy dumbbell of a kind of stepless-adjustment described in above-mentioned arbitrary embodiment, is characterized in that the material of described bell bar is plastics or rubber or steel or iron.
The heavy dumbbell of a kind of stepless-adjustment described in above-mentioned arbitrary embodiment, is characterized in that the material of described bell head is plastics or rubber or steel or iron.
The heavy dumbbell of a kind of stepless-adjustment described in above-mentioned arbitrary embodiment, is characterized in that the material of described bell head shutoff element is plastics or rubber or steel or iron.
The heavy dumbbell of a kind of stepless-adjustment described in above-mentioned arbitrary embodiment, is characterized in that the diameter of described connecting rod is less than the diameter of bell bar.
In the utility model, when needing different weight, only need take the sand of Different Weight or iron filings or other similar material, put in unit weight chamber, by the rotation of bell head shutoff element, make sand or iron filings or other similar material compacted; Reach the object that stepless-adjustment is heavy.Certainly, also can insert soft cloth, sponge etc. material above sand or iron filings or other similar material, then by the rotation of bell head shutoff element, make sand or iron filings or other similar material compacted; During use, sand or iron filings or other similar material can not voltuntary movements, and dumbbell can not send the sound of difference, can not affect the use of user.When not using, sand or iron filings or other similar material taken out, the utility model dismounting is very convenient, be easy to carry.
The utility model has following main beneficial effect: easy accessibility, can stepless-adjustment heavy, when using distribution of weight evenly, can not abnormal sound be sent.
The utility model is not limited to above-mentioned preferred forms, and should be appreciated that design of the present utility model can be implemented to use by other various forms, they drop in protection domain of the present utility model equally.
Claims (8)
1. the heavy dumbbell of stepless-adjustment, is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first external screw thread; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, and the right surface of mediad bell head, bell head left surface has connecting hole, has the second internal thread in connecting hole; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
2. the heavy dumbbell of a kind of stepless-adjustment according to claim 1, is characterized in that the length of described connecting rod is less than the degree of depth of connecting hole.
3., according to the heavy dumbbell of a kind of stepless-adjustment according to claim 1 or claim 2, it is characterized in that described connecting hole does not penetrate into unit weight chamber.
4. the heavy dumbbell of a kind of stepless-adjustment according to claim 3, is characterized in that the material of described bell bar is plastics or rubber or steel or iron.
5. the heavy dumbbell of stepless-adjustment, is characterized in that it includes a bell bar, two identical bell heads, two identical bell head shutoff elements; Each termination of bell bar has the connecting rod stretching out this end face, and connecting rod outer surface has the first external screw thread; Each bell head has the unit weight chamber through to direction, bell head left surface from the right surface of bell head, bell head left surface is not run through in unit weight chamber, unit weight cavity wall has the first internal thread, connection projection is protruding with on the left of the mediad bell head of bell head left surface, connect in projection and there is connection cavity, connect cavity inner wall and there is the second internal thread; The side of each bell head shutoff element has the second external screw thread, and the right surface of shutoff element has the rotating handles of protrusion; During use, in unit weight chamber, insert the sand needing weight or iron filings, screw into the first internal thread by second, screw into first in the second internal thread.
6. the heavy dumbbell of a kind of stepless-adjustment according to claim 5, is characterized in that the length of described connecting rod is less than the length connecting projection.
7., according to claim 5 or the heavy dumbbell of a kind of stepless-adjustment according to claim 6, it is characterized in that the material of described bell head is plastics or rubber or steel or iron; The material of described bell head shutoff element is plastics or rubber or steel or iron.
8. the heavy dumbbell of a kind of stepless-adjustment according to claim 7, is characterized in that the diameter of described connecting rod is less than the diameter of bell bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208399.2U CN204502258U (en) | 2015-04-07 | 2015-04-07 | The heavy dumbbell of a kind of stepless-adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520208399.2U CN204502258U (en) | 2015-04-07 | 2015-04-07 | The heavy dumbbell of a kind of stepless-adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204502258U true CN204502258U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520208399.2U Expired - Fee Related CN204502258U (en) | 2015-04-07 | 2015-04-07 | The heavy dumbbell of a kind of stepless-adjustment |
Country Status (1)
| Country | Link |
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| CN (1) | CN204502258U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111467738A (en) * | 2020-04-24 | 2020-07-31 | 扬州弘乐旅游用品有限公司 | Dumbbell assembly in dumbbell convenient to adjust weight |
-
2015
- 2015-04-07 CN CN201520208399.2U patent/CN204502258U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111467738A (en) * | 2020-04-24 | 2020-07-31 | 扬州弘乐旅游用品有限公司 | Dumbbell assembly in dumbbell convenient to adjust weight |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 Termination date: 20170407 |