CN110064162A - A kind of student, which takes exercise, uses chest expander - Google Patents
A kind of student, which takes exercise, uses chest expander Download PDFInfo
- Publication number
- CN110064162A CN110064162A CN201910302821.3A CN201910302821A CN110064162A CN 110064162 A CN110064162 A CN 110064162A CN 201910302821 A CN201910302821 A CN 201910302821A CN 110064162 A CN110064162 A CN 110064162A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- spring
- knob
- length adjustment
- pulling force
- 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.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
Abstract
The invention discloses a kind of students to take exercise with chest expander, it shakes hands including two, length adjustment mechanism, several tension springs and pulling force regulating mechanism, the front end of the length adjustment mechanism is fixedly connected with a knob, the front end of the tension spring and pulling force regulating mechanism is fixedly connected with the rear end of length adjustment mechanism, the rear end of the tension spring and pulling force regulating mechanism is fixedly connected with another knob, the pulling force regulating mechanism includes the first body, two spring bodies, connecting pin and two the second bodies, the centre of first body is equipped with the connecting pin being fixedly connected, former and later two spring bodies are equipped in the first set body, compared with prior art, the property of can adapt to is good, it is easy to use.
Description
[technical field]
The present invention relates to the technical field of exercising apparatus, especially a kind of student tempers the technical field with chest expander.
[background technique]
The size of the chest expander of existing physical training is all universal size, but for all ages and classes level, no
The crowd of same height, when being taken exercises using chest expander, there is different difference, chest expander itself is not adjustable
Carry out the difference of adaptation population, there are also the adjustings for being exactly chest expander pulling force, and what is relied primarily on is the quantity of spring, that is, pulling force is several
Adjustment variation at double, chest expander pulling force size degree cannot adjust well, so that bad adaptability, inconvenient to use.
[summary of the invention]
The object of the invention is to solve the problems of the prior art, propose that a kind of student takes exercise with chest expander, Neng Goushi
Answering property is good, easy to use.
To achieve the above object, the invention proposes a kind of students to take exercise with chest expander, including two knobs, length adjustments
Mechanism, several tension springs and pulling force regulating mechanism, the front end of the length adjustment mechanism with one knob be fixedly connected, the tension spring and
The front end of pulling force regulating mechanism is fixedly connected with the rear end of length adjustment mechanism, the rear end of the tension spring and pulling force regulating mechanism with
Another knob is fixedly connected, and the pulling force regulating mechanism includes the first body, two spring bodies, connecting pin and two second set
Body, the centre of first body are equipped with the connecting pin being fixedly connected, are equipped with former and later two spring bodies in the first set body,
The both ends of spring body described in front are fixedly connected with length adjustment mechanism and connecting pin respectively, and two of spring body described in rear
End is fixedly connected with the knob at rear and connecting pin respectively, the second of former and later two threaded connections is arranged on first body
The front end of body, the second body described in front contradicts on length adjustment mechanism, and the rear end of the second body described in rear is supported
Touching is on the knob at rear.
Preferably, the connecting pin is fixedly connected by fastening nut with the first body.
Preferably, the length adjustment mechanism includes two attachment bases, spool, band body, ratchet, pawl, torsional spring and company
Junctor, the front end of the attachment base are fixedly connected with a knob, and the spool is rotatably located on two attachment bases, the spool
Upper end be equipped with ratchet, attachment base described in top is equipped with the pawl matched with ratchet, the installation axle of the pawl it is upper
End is equipped with stage portion, and installation axle between the stage portion and attachment base is equipped with torsional spring, and the both ends of the torsional spring are respectively and even
Joint chair is fixedly connected with stage portion.
Preferably, being arranged with protecting tube on the wire rod of the spring body.
Preferably, the upper and lower ends of one of knob are equipped with the pedal body of threaded connection.
Preferably, the outer surface of first body is equipped with graduation mark.
Beneficial effects of the present invention: the present invention is by the way that the front end of length adjustment mechanism to be fixedly connected with a knob, tension spring
It is fixedly connected with the rear end of pulling force regulating mechanism with another knob, pulling force regulating mechanism can be realized pulling force step-less adjustment；Length
The entire length of chest expander can be adjusted in regulating mechanism, adapt to different exercising ways.Compared with prior art, Neng Goushi
Answering property is good, easy to use.
Feature and advantage of the invention will be described in detail by embodiment combination attached drawing.
[Detailed description of the invention]
Fig. 1 is that a kind of student of the present invention tempers structural schematic diagram with chest expander.
In figure: 1- knob, 2- length adjustment mechanism, 3- tension spring, 4- pulling force regulating mechanism, 5- pedal body, 21- attachment base,
22- spool, 23- band body, 24- ratchet, 25- pawl, 26- torsional spring, 27- connector, 28- stage portion, 29- installation axle, 41- first
Body, 42- spring body, 43- connecting pin, the second body of 44-, 45- fastening nut, 46- graduation mark.
[specific embodiment]
Refering to fig. 1, a kind of student of the present invention takes exercise with chest expander, if including two knobs 1, length adjustment mechanism 2, dry drawing
Spring 3 and pulling force regulating mechanism 4, the front end of the length adjustment mechanism 2 are fixedly connected with a knob 1, the tension spring 3 and pulling force tune
Section mechanism 4 front end be fixedly connected with the rear end of length adjustment mechanism 2, the rear end of the tension spring 3 and pulling force regulating mechanism 4 with separately
One knob 1 is fixedly connected, and the pulling force regulating mechanism 4 includes 41, two spring bodies 42 of the first body, connecting pin 43 and two the
Two bodies 44, the centre of first body 41 is equipped with the connecting pin 43 being fixedly connected, before being equipped in first body 41
The both ends of latter two spring body 42, spring body 42 described in front are fixedly connected with length adjustment mechanism 2 and connecting pin 43 respectively,
The both ends of spring body 42 described in rear are fixedly connected with the knob 1 at rear and connecting pin 43 respectively, on first body 41
It is arranged with the second body 44 of former and later two threaded connections, the front end of the second body 44 described in front is contradicted in length adjustment machine
On structure 2, the rear end of the second body 44 described in rear is contradicted on the knob 1 at rear, and the connecting pin 43 passes through fastening nut
45 are fixedly connected with the first body 41, and the length adjustment mechanism 2 includes two attachment bases 21, spool 22, band body 23, ratchet
24, pawl 25, torsional spring 26 and connector 27, the front end of the attachment base 21 are fixedly connected with a knob 1, and the spool 22 can turn
Dynamic to be located on two attachment bases 21, the upper end of the spool 22 is equipped with ratchet 24, and attachment base 21 described in top is equipped with and spine
24 pawls 25 that match of wheel, the upper end of the installation axle 29 of the pawl 25 are equipped with stage portion 28, the stage portion 28 with connect
Installation axle 29 between seat 21 is equipped with torsional spring 26, and the both ends of the torsional spring 26 are fixed with attachment base 21 and stage portion 28 respectively to be connected
It connects, protecting tube is arranged on the wire rod of the spring body 42, the upper and lower ends of one of knob 1 are equipped with threaded connection
Pedal body 5, the outer surface of first body 41 is equipped with graduation mark 46.
The course of work of the present invention:
A kind of student of the present invention takes exercise with chest expander during the work time, when pulling force needs to tune up, rotates two second
44 counter motion of body, two the second bodies 44 push connector 27 to travel forward respectively and move backward with the knob 1 at rear, from
And tension spring 3 and spring body 42 are stretched, and increase the starting pulling force for stretching tension spring 3 and spring body 42, it, can be according to scale when adjusting
Line 46 is adjusted.
When pulling force needs to turn down, two the second bodies 44 of rotation are moved toward one another, and the knob 1 at connector 27 and rear is being drawn
It stretches and moves toward one another under the action of tension spring 3 and spring body 42, to reduce the tensile elongation for stretching tension spring 3 and spring body 42, make to stretch
The starting pulling force of tension spring 3 and spring body 42 reduces, and when adjusting, can be adjusted according to graduation mark 46.
When length needs to adjust, fixation of the releasing of pawl 25 to ratchet 24 is pulled, then the winding of rotating scroll 22 band body
23 and unwinding band body, when reach need length when, unclamp pawl 25, pawl 25 occurs being caught in ratchet 24 under the action of torsional spring 26
Tooth socket in.
Above-described embodiment is the description of the invention, is not limitation of the invention, after any pair of simple transformation of the present invention
Scheme all belong to the scope of protection of the present invention.
Claims (6)
1. a kind of student takes exercise with chest expander, it is characterised in that: including two knobs (1), length adjustment mechanism (2) if, dry drawing
Spring (3) and pulling force regulating mechanism (4), the front end of the length adjustment mechanism (2) are fixedly connected with a knob (1), the tension spring
(3) it is fixedly connected with the front end of pulling force regulating mechanism (4) with the rear end of length adjustment mechanism (2), the tension spring (3) and pulling force tune
The rear end of section mechanism (4) is fixedly connected with another knob (1), and the pulling force regulating mechanism (4) includes the first body (41), two
Spring body (42), connecting pin (43) and two the second bodies (44), the centre of first body (41), which is equipped with, to be fixedly connected
Connecting pin (43), former and later two spring bodies (42) are equipped in first body (41), spring body (42) described in front
Both ends are fixedly connected with length adjustment mechanism (2) and connecting pin (43) respectively, the both ends difference of spring body described in rear (42)
It is fixedly connected with the knob (1) at rear and connecting pin (43), is arranged with former and later two threaded connections on first body (41)
The second body (44), the front end of the second body (44) described in front contradicts on length adjustment mechanism (2), described in rear
The rear end of second body (44) contradicts on the knob (1) at rear.
2. a kind of student as described in claim 1 takes exercise with chest expander, it is characterised in that: the connecting pin (43) passes through fastening
Nut (45) is fixedly connected with the first body (41).
3. a kind of student as described in claim 1 takes exercise with chest expander, it is characterised in that: length adjustment mechanism (2) packet
Include two attachment bases (21), spool (22), band body (23), ratchet (24), pawl (25), torsional spring (26) and connector (27), institute
The front end for stating attachment base (21) is fixedly connected with a knob (1), and the spool (22) is rotatably located on two attachment bases (21),
The upper end of the spool (22) is equipped with ratchet (24), and attachment base (21) described in top is equipped with the spine matched with ratchet (24)
The upper end of pawl (25), the installation axle (29) of the pawl (25) is equipped with stage portion (28), the stage portion (28) and attachment base
(21) installation axle (29) between is equipped with torsional spring (26), the both ends of the torsional spring (26) respectively with attachment base (21) and stage portion
(28) it is fixedly connected.
4. a kind of student as described in claim 1 takes exercise with chest expander, it is characterised in that: on the wire rod of the spring body (42)
It is arranged with protecting tube.
5. a kind of student as described in claim 1 takes exercise with chest expander, it is characterised in that: one of knob (1)
Upper and lower ends are equipped with the pedal body (5) of threaded connection.
6. a kind of student as described in any one of claims 1 to 5 takes exercise with chest expander, it is characterised in that: the first set
The outer surface of body (41) is equipped with graduation mark (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302821.3A CN110064162A (en) | 2019-04-16 | 2019-04-16 | A kind of student, which takes exercise, uses chest expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302821.3A CN110064162A (en) | 2019-04-16 | 2019-04-16 | A kind of student, which takes exercise, uses chest expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110064162A true CN110064162A (en) | 2019-07-30 |
Family
ID=67367729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910302821.3A Pending CN110064162A (en) | 2019-04-16 | 2019-04-16 | A kind of student, which takes exercise, uses chest expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110064162A (en) |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202876204U (en) * | 2012-06-15 | 2013-04-17 | 蒋玉宇 | Cardiopulmonary rehabilitation training belt for the old |
| CN203842236U (en) * | 2014-01-20 | 2014-09-24 | 杨莲传 | Stretching device |
| CN204182085U (en) * | 2014-11-14 | 2015-03-04 | 付淑华 | A kind of two-way arm strength load push-pull |
| CN104667479A (en) * | 2013-11-29 | 2015-06-03 | 马子栋 | Chest expander |
| CN204563483U (en) * | 2015-04-21 | 2015-08-19 | 宿州学院 | A kind of arm strength adjustable arm power exercising apparatus |
| CN205964874U (en) * | 2016-06-08 | 2017-02-22 | 张佳豪 | Student is with chest expander of imparting knowledge to students in groups |
| CN106924953A (en) * | 2017-04-28 | 2017-07-07 | 河南工程学院 | Spiral lift praise spring boxing person stub pile prepared from wood |
| CN206621707U (en) * | 2016-12-05 | 2017-11-10 | 李韵璐 | A kind of novel and multifunctional chest expander |
| CN206652131U (en) * | 2017-04-14 | 2017-11-21 | 重庆城市职业学院 | A kind of pulling force step-less adjustment supports chest chest expander |
| CN206688186U (en) * | 2017-04-28 | 2017-12-01 | 河南工程学院 | Stepless height-regulating formula praise spring boxing person stub pile prepared from wood |
| CN107485820A (en) * | 2017-09-28 | 2017-12-19 | 成都灵感元素科技有限公司 | A kind of chest expander of convenient regulation |
| US20180133534A1 (en) * | 2016-01-22 | 2018-05-17 | Lagree Technologies, Inc. | Exercise Machine Resistance Adjustment System |
| CN207445471U (en) * | 2017-09-12 | 2018-06-05 | 汤军辉 | Adjust chest-developer |
| CN207822369U (en) * | 2018-01-08 | 2018-09-07 | 佳木斯大学 | A kind of multi-functional chest expander |
| CN108853886A (en) * | 2018-06-29 | 2018-11-23 | 池州市佳域信息技术有限公司 | A kind of sports equipment for tempering upper limb harmony and joint mobility |
| CN210645058U (en) * | 2019-06-03 | 2020-06-02 | 姜志明 | Yongchun wooden dummy |
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2019
- 2019-04-16 CN CN201910302821.3A patent/CN110064162A/en active Pending
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202876204U (en) * | 2012-06-15 | 2013-04-17 | 蒋玉宇 | Cardiopulmonary rehabilitation training belt for the old |
| CN104667479A (en) * | 2013-11-29 | 2015-06-03 | 马子栋 | Chest expander |
| CN203842236U (en) * | 2014-01-20 | 2014-09-24 | 杨莲传 | Stretching device |
| CN204182085U (en) * | 2014-11-14 | 2015-03-04 | 付淑华 | A kind of two-way arm strength load push-pull |
| CN204563483U (en) * | 2015-04-21 | 2015-08-19 | 宿州学院 | A kind of arm strength adjustable arm power exercising apparatus |
| US20180133534A1 (en) * | 2016-01-22 | 2018-05-17 | Lagree Technologies, Inc. | Exercise Machine Resistance Adjustment System |
| CN205964874U (en) * | 2016-06-08 | 2017-02-22 | 张佳豪 | Student is with chest expander of imparting knowledge to students in groups |
| CN206621707U (en) * | 2016-12-05 | 2017-11-10 | 李韵璐 | A kind of novel and multifunctional chest expander |
| CN206652131U (en) * | 2017-04-14 | 2017-11-21 | 重庆城市职业学院 | A kind of pulling force step-less adjustment supports chest chest expander |
| CN206688186U (en) * | 2017-04-28 | 2017-12-01 | 河南工程学院 | Stepless height-regulating formula praise spring boxing person stub pile prepared from wood |
| CN106924953A (en) * | 2017-04-28 | 2017-07-07 | 河南工程学院 | Spiral lift praise spring boxing person stub pile prepared from wood |
| CN207445471U (en) * | 2017-09-12 | 2018-06-05 | 汤军辉 | Adjust chest-developer |
| CN107485820A (en) * | 2017-09-28 | 2017-12-19 | 成都灵感元素科技有限公司 | A kind of chest expander of convenient regulation |
| CN207822369U (en) * | 2018-01-08 | 2018-09-07 | 佳木斯大学 | A kind of multi-functional chest expander |
| CN108853886A (en) * | 2018-06-29 | 2018-11-23 | 池州市佳域信息技术有限公司 | A kind of sports equipment for tempering upper limb harmony and joint mobility |
| CN210645058U (en) * | 2019-06-03 | 2020-06-02 | 姜志明 | Yongchun wooden dummy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190730 |
|
| RJ01 | Rejection of invention patent application after publication |