CN206688090U - A kind of chest expander easy to adjust and safe - Google Patents
A kind of chest expander easy to adjust and safe Download PDFInfo
- Publication number
- CN206688090U CN206688090U CN201720548062.5U CN201720548062U CN206688090U CN 206688090 U CN206688090 U CN 206688090U CN 201720548062 U CN201720548062 U CN 201720548062U CN 206688090 U CN206688090 U CN 206688090U
- Authority
- CN
- China
- Prior art keywords
- chest expander
- spring
- mounting seat
- draw ring
- spring mounting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The utility model discloses chest expander a kind of easy to adjust and safe,Including left chest expander draw ring,Left spring mounting seat,Chest expander spring,Chest expander spring connector,Comfortable handle,Right chest expander draw ring,Right spring mounting seat,Standing screw and fixing threaded hole,The left and right ends of the chest expander spring are provided with chest expander spring connector,Standing screw is provided with the chest expander spring connector,The chest expander spring is fixedly connected with left spring mounting seat and right spring mounting seat respectively by chest expander spring connector,Chest expander spring is connected together with chest expander draw ring by the engagement between standing screw and fixing threaded hole,It is not only more simple when increasing and decreasing chest expander spring,It also add the stability of chest expander,During exercise,Will not be because of the excessive situation for occurring breaking off relations as traditional chest expander spring of intensity,Solves the potential safety hazard that chest expander uses.
Description
Technical field
Chest expander a kind of easy to adjust and safe is the utility model is related to, belongs to body-building apparatus technical field.
Background technology
Chest expander, it is a kind of apparatus for being suitable for national physical training exercise.Being taken exercise using chest expander is advantageous in that：The upper arm two
Flesh is one piece of muscle for having two flesh heads, and its main function is to crook one's arm.When crooking one's arm, other one piece of flesh has equally also been used
Meat --- the triceps muscle of arm.And only in the motion lifted on doing some forearms, such as curved act of high-order chest expander or trans high-order pulling force
Device toy, brachialis just can fully be taken exercise.In addition, the major muscles brachioradialis on forearm top, also play in bent arm action
Many effects, and lift by chest expander lateral bending and brachioradialis can be made to be strengthened.But existing chest expander is in use
In the presence of some defects, for example, connected between chest expander spring and draw ring by the form of hook, may when using chest expander
There is situation about breaking off relations, certain potential safety hazard be present, and grasped when increasing and decreasing chest expander spring by the connected mode of hook
Make comparisons trouble.
Utility model content
The utility model provides chest expander a kind of easy to adjust and safe, can efficiently solve chest expander spring
It is connected between draw ring by the form of hook, it is possible that situation about breaking off relations, has certain peace when using chest expander
Full hidden danger, and the problems such as cumbersome, is operated when increasing and decreasing chest expander spring by the connected mode of hook.
In order to solve the above-mentioned technical problem, the utility model provides chest expander a kind of easy to adjust and safe, bag
Left chest expander draw ring, left spring mounting seat, chest expander spring, chest expander spring connector, comfortable handle, right chest expander is included to draw
Ring, right spring mounting seat, standing screw and fixing threaded hole, the left and right ends of the chest expander spring are provided with chest expander spring
Connector, standing screw is provided with the chest expander spring connector, the chest expander spring is connected by chest expander spring
Head is fixedly connected with left spring mounting seat and right spring mounting seat respectively, and left chest expander is provided with the left spring mounting seat and is drawn
Ring, right chest expander draw ring, the right spring mounting seat and chest expander spring connector are provided with the right spring mounting seat
Contact surface is provided with fixing threaded hole, and the fixing threaded hole is at least provided with three.
Preferably, the left chest expander draw ring and left spring mounting seat are integral type structure.
Preferably, the left chest expander draw ring and left spring mounting seat and right chest expander draw ring and the knot of right spring mounting seat
Structure is identical.
Preferably, fixation is passed through between the chest expander spring connector and left spring mounting seat and right spring mounting seat
Screw rod and fixing threaded hole engagement connection.
Preferably, it is provided with comfortable handle on the left chest expander draw ring and right chest expander draw ring.
The beneficial effect that the utility model is reached is：The utility model scientific structure is simple, safe and convenient to use, passes through
Engagement between standing screw and fixing threaded hole connects together chest expander spring with chest expander draw ring, is not only drawn in increase and decrease
It is more simple during power device spring, the stability of chest expander is also add, will not be because of intensity mistake during exercise
The big situation for occurring breaking off relations as traditional chest expander spring, solves the potential safety hazard that chest expander uses, and improves chest expander use
Security.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model chest expander spring；
Fig. 3 is the side view of the utility model chest expander draw ring；
In figure：1st, left chest expander draw ring；2nd, left spring mounting seat；3rd, chest expander spring；4th, chest expander spring connector；5、
Comfortable handle；6th, right chest expander draw ring；7th, right spring mounting seat；8th, standing screw；9th, fixing threaded hole.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of pulling force easy to adjust and safe
Device, including left chest expander draw ring 1, left spring mounting seat 2, chest expander spring 3, chest expander spring connector 4, comfortable handle 5, the right side
Chest expander draw ring 6, right spring mounting seat 7, standing screw 8 and fixing threaded hole 9, the left and right ends of chest expander spring 3 are provided with
Chest expander spring connector 4, standing screw 8 is provided with chest expander spring connector 4, chest expander spring 3 passes through chest expander bullet
Spring connector 4 is fixedly connected with left spring mounting seat 2 and right spring mounting seat 7 respectively, and Zola is provided with left spring mounting seat 2
Power device draw ring 1, right chest expander draw ring 6, right spring mounting seat 7 and chest expander spring connector 4 are provided with right spring mounting seat 7
Contact surface be provided with fixing threaded hole 9, fixing threaded hole 9 is at least provided with three.
In order that the security of chest expander is higher, in the present embodiment, it is preferred that left chest expander draw ring 1 is pacified with left spring
Dress seat 2 is integral type structure.
Regulation to chest expander for convenience, in the present embodiment, it is preferred that left chest expander draw ring 1 and left spring installation
Seat 2 is identical with the structure of right chest expander draw ring 6 and right spring mounting seat 7.
In order to facilitate increase and decrease chest expander spring 3, and the security using chest expander is improved, in the present embodiment, it is preferred that
Pass through standing screw 8 and fixing threaded hole 9 between chest expander spring connector 4 and left spring mounting seat 2 and right spring mounting seat 7
Engagement connection.
In order that chest expander meets ergonomics, in the present embodiment, it is preferred that left chest expander draw ring 1 and right pulling force
Comfortable handle 5 is provided with device draw ring 6.
Operation principle and process for using of the present utility model：, can be according to the reality of itself after the utility model installs
Need, to select the quantity of chest expander spring 3, chest expander spring connector 4 need to be only rotated when increasing or decreasing chest expander spring 3
Chest expander spring connector 4 is backed out or screwed on from left spring mounting seat 2 and right spring mounting seat 7 respectively, will be drawn
Power device spring 3 is arranged in left spring mounting seat 2 and right spring mounting seat 7 by the form of standing screw 8 and fixing threaded hole 9,
Make the stability of chest expander stronger, will not occur situation about breaking off relations in use, it is safe.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (5)
1. chest expander a kind of easy to adjust and safe, including left chest expander draw ring（1）, left spring mounting seat（2）, pulling force
Device spring（3）, chest expander spring connector（4）, comfortable handle（5）, right chest expander draw ring（6）, right spring mounting seat（7）, it is solid
Determine screw rod（8）And fixing threaded hole（9）, it is characterised in that：The chest expander spring（3）Left and right ends be provided with chest expander bullet
Spring connector（4）, the chest expander spring connector（4）On be provided with standing screw（8）, the chest expander spring（3）Pass through
Chest expander spring connector（4）Respectively with left spring mounting seat（2）With right spring mounting seat（7）It is fixedly connected, the left spring
Mounting seat（2）On be provided with left chest expander draw ring（1）, the right spring mounting seat（7）On be provided with right chest expander draw ring（6）,
The right spring mounting seat（7）With chest expander spring connector（4）Contact surface be provided with fixing threaded hole（9）, the fixed spiral shell
Hole（9）At least provided with three.
2. chest expander a kind of easy to adjust and safe according to claim 1, it is characterised in that：Zola's power
Device draw ring（1）With left spring mounting seat（2）For integral type structure.
3. chest expander a kind of easy to adjust and safe according to claim 1, it is characterised in that：Zola's power
Device draw ring（1）With left spring mounting seat（2）With right chest expander draw ring（6）With right spring mounting seat（7）Structure it is identical.
4. chest expander a kind of easy to adjust and safe according to claim 1, it is characterised in that：The chest expander
Spring connector（4）With left spring mounting seat（2）With right spring mounting seat（7）Between pass through standing screw（8）With fixed spiral shell
Hole（9）Engagement connection.
5. chest expander a kind of easy to adjust and safe according to claim 1, it is characterised in that：Zola's power
Device draw ring（1）With right chest expander draw ring（6）On be provided with comfortable handle（5）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548062.5U CN206688090U (en) | 2017-05-17 | 2017-05-17 | A kind of chest expander easy to adjust and safe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720548062.5U CN206688090U (en) | 2017-05-17 | 2017-05-17 | A kind of chest expander easy to adjust and safe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206688090U true CN206688090U (en) | 2017-12-01 |
Family
ID=60449424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720548062.5U Expired - Fee Related CN206688090U (en) | 2017-05-17 | 2017-05-17 | A kind of chest expander easy to adjust and safe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206688090U (en) |
-
2017
- 2017-05-17 CN CN201720548062.5U patent/CN206688090U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171201 Termination date: 20180517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |