CN203842236U - Stretching device - Google Patents
Stretching device Download PDFInfo
- Publication number
- CN203842236U CN203842236U CN201420036054.9U CN201420036054U CN203842236U CN 203842236 U CN203842236 U CN 203842236U CN 201420036054 U CN201420036054 U CN 201420036054U CN 203842236 U CN203842236 U CN 203842236U
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- China
- Prior art keywords
- positioning seat
- elastic component
- positioning
- pedestal
- stretching
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Abstract
The utility model relates to a stretching device which comprises a first stretching assembly, a second stretching assembly and a long positioning plate. The first stretching assembly is provided with a first positioning seat, a first grip and at least one first elastic component; the second stretching assembly is provided with a second positioning seat, a second grip, at least one second elastic component and at least one third positioning seat; the long positioning plate is used for respectively positioning the first positioning seat, the second positioning seat and the third positioning seats, and the second positioning seat is positioned among the first positioning seat and the third positioning seats. The first positioning seat is connected to one end of each first elastic component, and the other end of each first elastic component is connected with the first grip; one end of each second elastic component penetrates at least one guide hole of each third positioning seat to be detachably positioned on at least one third positioning portion of each third positioning seat, or extends to be positioned on at least one second positioning portion of the second positioning seat, so that the integral lengths of the first elastic components and the integral lengths of the second elastic components can be elastically adjusted.
Description
Technical field
The utility model relates to a kind of stretching device, and espespecially a kind of entire length of capable of regulating elastic component, to be applicable to the stretching device of the exercise and fitness equipment such as chest expander.
Background technology
For the extensional motion body-building apparatus such as chest expander, its structure mainly comprises the elastic component of several strips and is connected to the handle of each elastic component two ends, for user, impose respectively reverse strength on two handles time, overcome the strength that elastic component is pulled back, elastic component is elongated, so as to reaching the effect of muscular training, and increase muscular endurance.And in lasting weight training, not only can help the muscular training at user's the health propaedeutics positions such as shoulder, back muscle group and chest muscle, make musculature solid strong, more can strengthen muscle power, modify muscle lines, and can avoid because of the fat problem on physical function that causes.
Yet the elastic component of above-mentioned " stretching device " mostly has fixing length, different users in use, only can be by the quantity that reduces elastic component, to reduce the strength of stretching resilience.But for the user of different builds and different arm length, because the length of elastic component cannot be adjusted, not only quite inconvenient in the use, can reduce and use wish, and owing to cannot being applicable to the user of different builds and different arm length, can reduce the kind of used motor pattern, and reduce the effect of sport and body-building.
Utility model content
In view of this, for a kind of structure that is different from prior art is provided, and improve above-mentioned shortcoming, long-pending experience and the constantly research and development improvement for many years of inventor, has generation of the present utility model then.
An object of the present utility model is to provide a kind of stretching device, structure by capable of regulating elastic component entire length, enable to solve the elastic component of existing stretching device because cannot adjust length, the problem of being inconvenient to use and cannot be used in various different motion patterns that causes, and can increase user's use wish, and allow more perfect functions.
For reaching above-mentioned purpose, the main technical schemes that the utility model provides is:
A kind of stretching device, it comprises first stretching assembly, second stretching assembly and a microscler spacer, wherein, this first stretching assembly comprises first positioning seat, first handle and at least one the first elastic component, and the two ends of at least one the first elastic component connect respectively the first handle and the first positioning seat, the second stretching assembly comprises second positioning seat, second handle, at least one second elastic component and at least one the 3rd positioning seat, the second positioning seat is provided with and is provided with at least one second location division that removable mode is located respectively one end of at least one the second elastic component, the 3rd positioning seat is provided with at least one guide hole passing respectively at least one second elastic component, and the 3rd positioning seat is provided with and is provided with at least one the 3rd location division that removable mode is located respectively one end of at least one the second elastic component, the other end of this at least one the second elastic component connects the second handle, and this first positioning seat, the second positioning seat and at least one the 3rd positioning seat are positioned respectively this microscler spacer, and the second positioning seat is between the first positioning seat and at least one the 3rd positioning seat.
During enforcement, this first stretching assembly more comprises at least one the 4th positioning seat, it is to be incorporated on microscler spacer, the first positioning seat is between the second positioning seat and at least one the 4th positioning seat, the 4th positioning seat is provided with at least one guide hole, pass respectively at least one first elastic component, and the 4th positioning seat is provided with at least one the 4th location division, is provided with one end that removable mode is located respectively at least one the first elastic component.
During enforcement, this first positioning seat comprises that one first pedestal and is covered on the first enclosing cover of the first pedestal one side, and the first pedestal is provided with at least one perforation, at least one first elastic component, passes respectively.And this second positioning seat comprises that one second pedestal and is covered on the second enclosing cover of the second pedestal one side, the second pedestal is provided with at least one perforation, at least one second elastic component, passes respectively.
The beneficial effects of the utility model are:
The utility model is provided with two groups of elastic components, and the entire length of two groups of elastic components can be adjusted by each positioning seat, therefore, can be for the user of different builds and different arm length, increase user's use wish, and applicable to various motor pattern, to strengthen motion and training effect.
The utility model can provide the pulling force demand of varying strength after adjusting the entire length of elastic component, therefore, can, according to different users's demand, reach suitable training requirement.
For ease of having a better understanding the utility model, after being hereby specified in.
Accompanying drawing explanation
Fig. 1 is the element exploded view of preferred embodiment of the present utility model.
Fig. 2 is the stereo appearance figure of preferred embodiment of the present utility model.
The use state diagram that Fig. 3,4,5 is preferred embodiment of the present utility model.
[main element symbol description]
Stretching device 1 first stretching assembly 2
The first elastic component 21 fixture blocks 211
The first handle 22 the 4th positioning seat 23
231,251 second 232,252 of first surfaces
Guide hole 233 guide grooves 234
The 4th location division 235 first positioning seats 24
The first pedestal 25 perforation 253
Guide groove 254 first location divisions 255
The first enclosing cover 26 second stretching assemblies 3
The second elastic component 31 fixture blocks 311
The second handle 32 the 3rd positioning seat 33
The 3rd location division 331 second positioning seats 34
The second pedestal 35 second location divisions 351
The microscler spacer 4 of the second enclosing cover 36.
The specific embodiment
Stretching device of the present utility model comprises the first stretching assembly, the second stretching assembly and microscler spacer, wherein, the first stretching assembly comprises the first positioning seat, the first handle and at least one the first elastic component, and the two ends of at least one the first elastic component connect respectively the first handle and the first positioning seat; The second stretching assembly comprises the second positioning seat, the second handle, at least one second elastic component and at least one the 3rd positioning seat, the second positioning seat is provided with at least one second location division, the 3rd positioning seat is provided with at least one guide hole and at least one the 3rd location division, and the other end of at least one the second elastic component connects the second handle; And microscler spacer is located respectively the first positioning seat, the second positioning seat and at least one the 3rd positioning seat, the second positioning seat is between the first positioning seat and at least one the 3rd positioning seat.During enforcement, the first stretching assembly more can comprise at least one the 4th positioning seat, it is incorporated on microscler spacer, and the first positioning seat is between the second positioning seat and at least one the 4th positioning seat, and the 4th positioning seat is provided with at least one guide hole and at least one the 4th location division.
Refer to shown in Fig. 1, Fig. 2, it is the preferred embodiment of the utility model stretching device 1, comprises one first stretching assembly 2, one second stretching assembly 3 and a microscler spacer 4.
This first stretching assembly 2 comprises three the first elastic components 21, one first handle 22, one the 4th positioning seat 23 and one first positioning seats 24.Wherein, the first elastic component 21 is for having flexible rubber rope, one end of each the first elastic component 21 is connected to the same side of the first handle 22, and the other end periphery of each the first elastic component 21 is respectively equipped with the axle center that is symmetrical in the first elastic component 21, and the fixture block 211 radially outward to protrude respectively.
The 4th positioning seat 23 is the square casing of strip for summary, there is a first surface 231 and be in reverse to second 232 of first surface 231, the long axis direction of the 4th positioning seat 23 is provided with three and arranges and the spaced circular guide holes 233 of tool with linearity, each circular guide holes 233 is through to second 232 by first surface 231 respectively, the periphery of each circular guide holes 233 is respectively equipped with the guide groove 234 of the fixture block 211 that corresponds to the first elastic component 21, second 232 of the 4th positioning seat 23 is provided with six detents, this detent is as the 4th location division 235, wantonly two symmetrical two symmetrical fixture blocks 211 of detent collocation, and the virtual line that these two symmetrical detents are linked to be intersects mutually with the virtual line that two symmetrical fixture blocks 211 are linked to be.
The first positioning seat 24 comprises that one first pedestal 25 and is covered on the first enclosing cover 26 of the first pedestal 25 1 sides, the first pedestal 25 is the square casing of strip for summary, there is a first surface 251 and be in reverse to second 252 of first surface 251, the long axis direction of the first pedestal 25 is provided with three and arranges and the spaced circular perforations 253 of tool with linearity, each circular perforations 253 is through to second 252 by first surface 251 respectively, the periphery of each circular perforations 253 is respectively equipped with the guide groove 254 of the fixture block 211 that corresponds to the first elastic component 21, second 252 of the first pedestal 25 is provided with six detents, this detent is as the first location division 255, wantonly two symmetrical two symmetrical fixture blocks 211 of detent collocation, and the virtual line that these two symmetrical detents are linked to be intersects mutually with the virtual line that two symmetrical fixture blocks 211 are linked to be.
The second stretching assembly 3 comprises three the second elastic components 31, one second handle 32, one the 3rd positioning seat 33 and one second positioning seats 34.Wherein, the second elastic component 31 is for having flexible rubber rope, one end of each the second elastic component 31 is connected to the same side of the second handle 32, the other end periphery of each the second elastic component 31 is respectively equipped with the axle center that is symmetrical in the second elastic component 31, and the fixture block 311 radially outward to protrude respectively.
The 3rd positioning seat 33, for summary is the square casing of strip, has the structure identical with the 4th positioning seat 23, and the detent of the 3rd positioning seat 33 is as the 3rd location division 331.And the second positioning seat 34 comprises that one second pedestal 35 and is covered on the second enclosing cover 36 of the second pedestal 35 1 sides, wherein, the second pedestal 35 is identical with the structure of the first pedestal 25, and the detent of the second pedestal 35 is as the second location division 351; The second enclosing cover 36 is identical with the structure of the first enclosing cover 26.
And the fiber cloth that microscler spacer 4 is rectangle for summary, the 4th positioning seat 23, the first positioning seat 24, the second positioning seat 34 and the 3rd positioning seat 33 are parallel to each other, there is fixing interval therebetween, and the 4th positioning seat 23, the first positioning seat 24, the second positioning seat 34 and the 3rd positioning seat 33 are sequentially in conjunction with being positioned on the same surface of microscler spacer 4 with linearity.
Whereby, as shown in Fig. 2 ~ Fig. 4, when each circular guide holes 233 of the 4th positioning seat 23 and each circular perforations 253 of the first pedestal 25 are passed respectively in one end of each the first elastic component 21, and after rotating respectively an angle, can make two fixture blocks 211 of the first elastic component 21 be positioned in two the first location divisions 255 of the first pedestal 25; When each circular guide holes of the 3rd positioning seat 33 and each circular perforations of the second pedestal 35 are passed respectively in one end of each the second elastic component 31, and after rotating respectively an angle, can make two fixture blocks 311 of the second elastic component 31 be positioned in two the second location divisions 351 of the second pedestal 35.And as Fig. 1, shown in Fig. 5, when one end of any the first elastic component 21 and two the first location divisions 255 of the first pedestal 25 separated, two the second location divisions 351 of one end of any the second elastic component 31 and the second pedestal 35 are when separated, because the 4th positioning seat 23 is identical with the structure of the first pedestal 25, the 3rd positioning seat 33 is identical with the structure of the second pedestal 35, one end of the first elastic component 21 can be positioned to two the 4th location divisions 235 of the 4th positioning seat 23, and one end of the second elastic component 31 is positioned on two the 3rd location divisions 331 of the 3rd positioning seat 33, to extend the entire length of the first elastic component 21 and the second elastic component 31.
During enforcement, the quantity of the 3rd positioning seat 33 and the 4th positioning seat 23 is not limited, but at least will have the 3rd positioning seat 33.That is, the one end that can be the first elastic component 31 is fixed on the first positioning seat 24, and the 3rd positioning seat 33 is more than one, or the quantity of the 3rd positioning seat 33 and the 4th positioning seat 23 is all more than one, all can adjust according to this entire length of the first elastic component 21 and the second elastic component 31.
Therefore, the utlity model has following advantage:
1, the utility model is provided with two groups of elastic components, and the entire length of two groups of elastic components can be adjusted by each positioning seat, therefore, can be for the user of different builds and different arm length, increase user's use wish, and applicable to various motor pattern, to strengthen motion and training effect.
2, the utility model can provide the pulling force demand of varying strength after adjusting the entire length of elastic component, therefore, can, according to different users's demand, reach suitable training requirement.
In sum, according to the content that above disclosed, the utility model really can reach the object of expection, provide a kind of and can not only be applicable to various motor pattern, and can be according to different users's demand, the stretching device that strengthens motion and training effect with appropriateness, has the value of utilizing in industry, and whence proposes utility application in accordance with the law.
Claims (4)
1. a stretching device, is characterized in that comprising:
First stretching assembly, comprises first positioning seat, first handle and at least one the first elastic component, and the two ends of this at least one the first elastic component connect respectively this first handle and this first positioning seat;
Second stretching assembly, comprise second positioning seat, second handle, at least one second elastic component and at least one the 3rd positioning seat, this second positioning seat is provided with and is provided with at least one second location division that removable mode is located respectively one end of this at least one the second elastic component, the 3rd positioning seat is provided with at least one guide hole passing respectively for this at least one second elastic component, the 3rd positioning seat is provided with and is provided with at least one the 3rd location division that removable mode is located respectively one end of this at least one the second elastic component, and the other end of this at least one the second elastic component connects this second handle, and
A microscler spacer, this first positioning seat, this second positioning seat and this at least one the 3rd positioning seat are positioned respectively this microscler spacer, and this second positioning seat is between this first positioning seat and this at least one the 3rd positioning seat.
2. stretching device as claimed in claim 1, it is characterized in that: this first stretching assembly more comprises at least one the 4th positioning seat, this at least one the 4th positioning seat is incorporated on this microscler spacer, this first positioning seat is between this second positioning seat and this at least one the 4th positioning seat, the 4th positioning seat is provided with at least one guide hole passing respectively for this at least one first elastic component, and the 4th positioning seat is provided with and is provided with at least one the 4th location division that removable mode is located respectively one end of this at least one the first elastic component.
3. stretching device as claimed in claim 1 or 2, it is characterized in that: this first positioning seat comprises first pedestal and first enclosing cover that is covered on this first pedestal one side, this first pedestal is provided with at least one perforation of passing respectively for this at least one first elastic component.
4. stretching device as claimed in claim 1 or 2, it is characterized in that: this second positioning seat comprises second pedestal and second enclosing cover that is covered on this second pedestal one side, this second pedestal is provided with at least one perforation of passing respectively for this at least one second elastic component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036054.9U CN203842236U (en) | 2014-01-20 | 2014-01-20 | Stretching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420036054.9U CN203842236U (en) | 2014-01-20 | 2014-01-20 | Stretching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203842236U true CN203842236U (en) | 2014-09-24 |
Family
ID=51555305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420036054.9U Expired - Fee Related CN203842236U (en) | 2014-01-20 | 2014-01-20 | Stretching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203842236U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064162A (en) * | 2019-04-16 | 2019-07-30 | 潘程亿 | A kind of student, which takes exercise, uses chest expander |
-
2014
- 2014-01-20 CN CN201420036054.9U patent/CN203842236U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064162A (en) * | 2019-04-16 | 2019-07-30 | 潘程亿 | A kind of student, which takes exercise, uses chest expander |
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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: 20140924 Termination date: 20200120 |