CN209204572U - A kind of chest expander - Google Patents
A kind of chest expander Download PDFInfo
- Publication number
- CN209204572U CN209204572U CN201822048725.4U CN201822048725U CN209204572U CN 209204572 U CN209204572 U CN 209204572U CN 201822048725 U CN201822048725 U CN 201822048725U CN 209204572 U CN209204572 U CN 209204572U
- Authority
- CN
- China
- Prior art keywords
- rack
- swing arm
- bridge
- pipe support
- chest expander
- 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
Links
- 241000316770 Deschampsia cespitosa var. alpina Species 0.000 claims abstract description 18
- 239000007787 solid Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 6
- 210000001364 upper extremity Anatomy 0.000 abstract description 6
- 210000003205 muscle Anatomy 0.000 abstract description 5
- 238000005496 tempering Methods 0.000 abstract description 5
- 230000001360 synchronised effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Landscapes
- Rehabilitation Tools (AREA)
Abstract
The utility model discloses a kind of chest expanders; be intended to overcome the problems, such as fitness equipment in the prior art both hands take exercise it is uncoordinated, exercise effect is not good enough; it includes rack; the rear end of rack is provided with hassock; the front end of rack is provided with hinged seat; there are two gears for rotation connection respectively on hinged seat; two gear intermeshings are together; swing arm is fixedly installed on two gears; two swing arms are symmetricly set on the two sides of rack; rotate swing arm, two swing arms can be drawn close or be unfolded to outside rack in a rack in the same direction；Two are respectively connected with stretch cord and spring between swing arm and bracket, stretch cord and spring force swing arm to be drawn close in rack, two swing arms can move synchronously, realize synchronous exercise of the both hands in two swing arms, resistance caused by overcoming stretch cord and spring is needed during driving two swing arms to move synchronously, and so on, the purpose for tempering muscle of upper extremity group is realized, therefore this chest expander has the advantages that exercise effect is good.
Description
Technical field
The utility model belongs to a kind of fitness equipment, refers in particular to a kind of chest expander.
Background technique
Chest expander is a kind of main fitness equipment for tempering human upper limb, main to be realized by simulation bent rowing to upper limb
The exercise of muscle group, chest expander in the prior art include rack, and clump weight is provided in rack, and clump weight is connected by traction rope
It is connected to left arm and right arm, when using the chest expander, user's both hands are held on left arm and right arm respectively, by pulling left arm and the right side
Arm realizes the purpose to exercise.
However the prior art is incomplete, left arm and right arm are independent from each other, the movement of left arm and the movement of right arm
It is independent from each other, this both hands for leading to user are taken exercise uncoordinated, and exercise effect is not good enough.
Utility model content
In order to overcome the deficiencies of the prior art and there are the problem of, the utility model provides a kind of expansion that can be synchronized and temper both hands
Chest device.
To achieve the above objectives, the present invention adopts the following technical solutions:
A kind of chest expander, including rack, the rear end of rack are provided with hassock, and the front end of rack is provided with hinged seat, hingedly
There are two gears, two gear intermeshings together, to be fixedly installed swing arm on two gears for rotation connection respectively on seat,
Two swing arms are symmetricly set on the two sides of rack, rotate swing arm, and two swing arms can be drawn close in a rack in the same direction or to rack outreach
It opens；Two are respectively connected with stretch cord and spring between swing arm and bracket, stretch cord and spring force swing arm to be drawn close in rack.
Preferably, the rack includes pipe support and bridge, hassock is fixed at the rear end of bridge, and hinged seat fixation is set
It sets in the front end of pipe support, bridge is slidably arranged in pipe support, slides bridge, and bridge can be stretched out to outside pipe support or be received into pipe support
Contracting, so that hassock can be separate or be close to swing arm, is connected with holding screw, bridge can be fixed at pipe by holding screw on pipe support
On frame.
Preferably, being connected with stop screw on the pipe support, when bridge is to pipe support contract, bridge can be resisted against limit
On screw, to limit bridge to pipe support contract degree.
Preferably, the lower end of the lower end of the bridge, the lower end of hinged seat and swing arm is fixedly installed the first wheel carrier,
Rotation is provided with idler wheel on first wheel carrier.
Preferably, one end bolt of the stretch cord is fixed in swing arm, the other end of stretch cord is connected with hook, machine
Several card slots are formed on frame, several card slots arrange on the rack along the length direction of rack, and hook can be connected to any card
On slot.
Preferably, being fixedly installed the second wheel carrier in the rack, rotation is provided with guide wheel, stretch cord on the second wheel carrier
Solderless wrapped connection is on guide wheel.
Preferably, the length direction of the part stretch cord between the guide wheel and hook and the length direction phase one of rack
It causes.
Preferably, being fixedly installed cover on the hinged seat, hinged seat is arranged in cover, and the two sides of cover are distinguished
Offering limited mouth, swing arm is arranged in corresponding limited mouth, rotates swing arm, and swing arm can be born against in the two sides of limited mouth, from
And limit the rotational angle of swing arm.
Preferably, being fixedly installed several first screws in the rack, several first screws are along the length side of rack
Upwards arrangement be fixedly installed the second screw on the rack, in swing arm, one end of spring is connected on the second screw, spring it is another
One end is attached on any first screw.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
(1) in the utility model, when using this chest expander, user can be kneeled on hassock, and both hands are held in two pendulum respectively
On arm, two swing arms are meshed together by two gears, so that two swing arms can move synchronously, realize both hands in two swing arms
On it is synchronous take exercise, two swing arms are close together again after two swing arms are unfolded outward, need to overcome bullet in whole process
Resistance caused by power rope and spring and so on realizes the purpose for tempering muscle of upper extremity group, therefore this chest expander has exercise
The good advantage of effect.
(2) rack includes pipe support and bridge, slides bridge, and bridge can stretch out to outside pipe support or to pipe support contract,
To which hassock can be separate or is close to swing arm, holding screw is connected on pipe support, bridge can be fixed at pipe support by holding screw
On, when using this chest expander, the figure of different users is different, according to the figure of user, adjusts bridge and stretches, hassock is adjusted
Bridge is fixed on pipe support to holding screw on the suitable position of swing arm, is then manually turned, so that hassock is protected
It holds on position suitable in swing arm, therefore this chest expander scope of application is wider.
(3) in the utility model, when using this chest expander, user can be real by being connected to hook on different card slots
The elastic of stretch cord is now adjusted, can also realize the elastic of adjustment spring by attaching the spring on the first different screws,
To realize the exercise intensity for adjusting this chest expander, the scope of application of this chest expander and the reasonability of design are further increased.
Detailed description of the invention
Fig. 1 is one of schematic perspective view of the utility model；
Fig. 2 is the two of the schematic perspective view of the utility model；
Fig. 3 is the schematic diagram of the section structure of the utility model；
Fig. 4 is the configuration schematic diagram of the utility model；
In figure: 1- pipe support, 2- bridge, 3- hinged seat, 4- hassock, 5- gear, 6- swing arm, 7- stretch cord,
8- spring, 9- card slot, the first wheel carrier of 10-, 11- idler wheel, the second wheel carrier of 12-, 13- guide wheel,
14- holding screw, 15- stop screw, the first screw of 16-, the second screw of 17-, 18- cover,
The first housing of 19-, the second housing of 20-, 21- limited mouth, 22- hook.
Specific embodiment
For the ease of the understanding of those skilled in the art, in the following with reference to the drawings and specific embodiments to the utility model make into
The description of one step.
As shown in Figures 1 to 4, a kind of chest expander is a kind of fitness equipment, is mainly used for tempering muscle of upper extremity group, packet
Including rack, the rear end of rack are provided with hassock 4, and the front end of rack is provided with hinged seat 3, is rotatably connected to respectively on hinged seat 3
Two gears 5, two intermeshings of gear 5 together, are fixedly installed swing arm 6 on two gears 5, two swing arms 6 are symmetrical
The two sides of rack are set, rotate swing arm 6, swing arm 6 is opposite rack lateral rotation, and two swing arms 6 can be in a rack in the same direction
It draws close or is unfolded to outside rack；Stretch cord 7 and spring 8 are respectively connected between two swing arms 6 and bracket, stretch cord 7 and spring 8 are compeled
Draw close swing arm 6 in rack, stretch cord 7 and spring 8 are two, and two stretch cords 7 correspond respectively to two swing arms 6, and two
A spring 8 corresponds respectively to two swing arms 6.
When using this chest expander, user can be kneeled on hassock 4, and both hands are held in respectively in two swing arms 6, two swing arms 6
Meshed together by two gears 5, so that two swing arms 6 can move synchronously, realizes synchronous forging of the both hands in two swing arms 6
Two swing arms 6 will be close together again after two swing arms 6 outward expansion, need to overcome stretch cord 7 and bullet in whole process by refining
Resistance caused by spring 8 and so on realizes the purpose for tempering muscle of upper extremity group, therefore this chest expander has exercise effect good
The advantages of.
The rack includes pipe support 1 and bridge 2, and pipe support 1 is hollow tube body, after hassock 4 is fixed at bridge 2
End, hinged seat 3 are fixed at the front end of pipe support 1, and bridge 2 is slidably arranged in pipe support 1, slide bridge 2, bridge 2 can be to pipe
It stretches out outside frame 1 or to 1 contract of pipe support, specifically, the rear end of bridge 2 from pipe support 1 is protruding or from the rear end of pipe support 1 to pipe
1 contract of frame is connected with holding screw 14 so that hassock 4 can be separate or be close to swing arm 6 on pipe support 1, holding screw 14 can be by bar
Frame 2 is fixed on pipe support 1, and when holding screw 14 is pushed against on bridge 2, bridge 2 is fixed on pipe support 1.User
Can hand twist holding screw 14 to adjust holding screw 14, therefore this chest expander can manually adjust 4 position of hassock.
When using this chest expander, the figure of different users is different, according to the figure of user, adjusts bridge 2 and stretches, kneel
Pad 4 is adjusted on the suitable position of swing arm 6, is then manually turned holding screw 14 for bridge 2 and is fixed at pipe support 1
On, so that hassock 4 is maintained in swing arm 6 on suitable position, therefore this chest expander scope of application is wider.
It is connected with stop screw 15 on the pipe support 1,15 part of stop screw is arranged in pipe support 1, when bridge 2 is to pipe support
1 contract, bridge 2 can be resisted against on stop screw 15, and when bridge 2 is resisted against on stop screw 15, bridge 2 stops to pipe support 1
Inside continue to shrink, to limit bridge 2 to 1 contract degree of pipe support.
The lower end of the lower end of the bridge 2, the lower end of hinged seat 3 and swing arm 6 is fixedly installed the first wheel carrier 10.Bridge
There are two the first wheel carrier 10, this two the first wheel carriers 10 are symmetrical set on bridge 2 for 2 lower end fixed setting.Hinged seat 3
Lower end be fixedly installed first wheel carrier 10.The lower end of two swing arms 6 is fixedly installed first wheel carrier 10 respectively.The
Rotation is provided with idler wheel 11 on one wheel carrier 10.When this chest expander is placed on the floor, this chest expanding can easily be moved by idler wheel 11
Device, in addition, the idler wheel 11 in swing arm 6 can reduce resistance when swing arm 6 is swung between swing arm 6 and ground, the idler wheel 11 on pipe support 1
The flexible of pipe support 1 can be facilitated.
One end bolt of the stretch cord 7 is fixed in swing arm 6, and the other end of stretch cord 7 is connected with hook 22, two bullets
Bolt is fixed in two swing arms 6 respectively for one end of power rope 7, and the other end of two stretch cords 7 is connected on same hook 22.Machine
Several card slots 9 are formed on frame, several card slots 9 arrange on the rack along the length direction of rack, and hook 22 can be clamped in office
It anticipates on card slot 9, when using this chest expander, user can realize adjusting elastic force by being connected to hook 22 on different card slots 9
Rope 7 it is elastic, thus realize adjust this chest expander exercise intensity.
Be fixedly installed the second wheel carrier 12 in the rack, rotation is provided with guide wheel 13 on the second wheel carrier 12, stretch cord 7 around
It connects on guide wheel 13.Guide wheel 13 is two, and two guide wheels 13 correspond respectively to two stretch cords 7, and two stretch cords 7 distinguish solderless wrapped connection
On corresponding guide wheel 13.
The length direction of part stretch cord 7 between the guide wheel 13 and hook 22 and the length direction of rack are consistent,
Specifically, the length direction of the part stretch cord 7 between guide wheel 13 and hook 22 and the length direction of pipe support 1 are consistent, work as card
It hooks 22 to be connected on different card slots 9, stretch cord 7 will not change the action direction of swing arm 6.
Cover 18 is fixedly installed on the hinged seat 3, cover 18 is hollow shell, and hinged seat 3 is arranged in cover 18
Interior, the two sides of cover 18 offer limited mouth 21 respectively, and two swing arms 6 are arranged in corresponding limited mouth 21, rotate swing arm 6, pendulum
Arm 6 can be born against in the two sides of limited mouth 21, to limit the rotational angle of swing arm 6, avoid 6 rotational angle of swing arm excessive and
Cause safety accident.
Cover 18 includes the first housing 19 and the second housing 20, and 19 bolt of the first housing is fixed on the second housing 20, the
One housing 19 and the second housing 20 cooperatively form cover 18 and limited mouth 21, and the setting of hinged seat 3 is in the first housing 19 and the second cover
Between shell 20.
Several first screws 16 are fixedly installed in the rack, several first screws 16 are arranged along the length direction of rack
On the rack, several first screws 16 are specifically connected on pipe support 1 column, and the second screw 17, spring are fixedly installed in swing arm 6
8 one end is connected on the second screw 17, and the other end of spring 8 is attached on any first screw 16, uses this chest expander
When, by the way that spring 8 to be connected on the first different screws 16, realizes the elastic of adjustment spring 8, adjust this chest expanding to realize
The exercise intensity of device.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (9)
1. a kind of chest expander, which is characterized in that including rack, the rear end of rack is provided with hassock (4), and the front end of rack is provided with
Hinged seat (3), on hinged seat (3) respectively rotation connection there are two gear (5), two gears (5) intermeshings together, two
It is fixedly installed on gear (5) swing arm (6), two swing arms (6) are symmetricly set on the two sides of rack, rotate swing arm (6), two
Swing arm (6) can be drawn close or be unfolded to outside rack in a rack in the same direction；Stretch cord is respectively connected between two swing arms (6) and bracket
(7) and spring (8), stretch cord (7) and spring (8) force swing arm (6) to be drawn close in rack.
2. a kind of chest expander according to claim 1, which is characterized in that the rack includes pipe support (1) and bridge (2),
Hassock (4) is fixed at the rear end of bridge (2), and hinged seat (3) is fixed at the front end of pipe support (1), and bridge (2) sliding is set
It sets in pipe support (1), slides bridge (2), bridge (2) can stretch out outside to pipe support (1) or to pipe support (1) contract, thus hassock
(4) it can be separate or be close to swing arm (6), be connected on pipe support (1) holding screw (14), holding screw (14) can be solid by bridge (2)
It is fixed to be arranged on pipe support (1).
3. a kind of chest expander according to claim 2, which is characterized in that be connected with stop screw on the pipe support (1)
(15), when bridge (2) is to pipe support (1) contract, bridge (2) can be resisted against on stop screw (15), thus limit bridge (2) to
Pipe support (1) contract degree.
4. a kind of chest expander according to claim 2 or 3, which is characterized in that the lower end of the bridge (2), hinged seat (3)
Lower end and the lower end of swing arm (6) be fixedly installed the first wheel carrier (10), rotation is provided with idler wheel on the first wheel carrier (10)
(11)。
5. a kind of chest expander according to claim 1 or 2 or 3, which is characterized in that one end bolt of the stretch cord (7)
It is fixed on swing arm (6), the other end of stretch cord (7) is connected with hook (22), is formed in rack several card slots (9), several
Card slot (9) arranges on the rack along the length direction of rack, and hook (22) can be connected on any card slot (9).
6. a kind of chest expander according to claim 5, which is characterized in that be fixedly installed the second wheel carrier in the rack
(12), rotation is provided with guide wheel (13) on the second wheel carrier (12), and stretch cord (7) solderless wrapped connection is on guide wheel (13).
7. a kind of chest expander according to claim 6, which is characterized in that the portion between the guide wheel (13) and hook (22)
The length direction of the length direction and rack that divide stretch cord (7) is consistent.
8. a kind of chest expander according to claim 1, which is characterized in that be fixedly installed cover on the hinged seat (3)
(18), hinged seat (3) setting is in cover (18), and the two sides of cover (18) offer limited mouth (21) respectively, and swing arm (6) is worn
In corresponding limited mouth (21), rotate swing arm (6), swing arm (6) can be born against in the two sides of limited mouth (21), to limit pendulum
The rotational angle of arm (6).
9. a kind of chest expander described according to claim 1 or 2 or 3 or 6 or 7, which is characterized in that be fixedly installed in the rack
There are several first screws (16), several first screws (16) arrange on the rack along the length direction of rack, solid in swing arm (6)
Surely it is provided with the second screw (17), one end of spring (8) is connected on the second screw (17), and the other end of spring (8) can connect
On any first screw (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048725.4U CN209204572U (en) | 2018-12-07 | 2018-12-07 | A kind of chest expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822048725.4U CN209204572U (en) | 2018-12-07 | 2018-12-07 | A kind of chest expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209204572U true CN209204572U (en) | 2019-08-06 |
Family
ID=67463417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822048725.4U Expired - Fee Related CN209204572U (en) | 2018-12-07 | 2018-12-07 | A kind of chest expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209204572U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359153A (en) * | 2020-03-19 | 2020-07-03 | 林若蕾 | Multifunctional chest-expanding type rehabilitation medical training device |
| CN113694476A (en) * | 2021-08-31 | 2021-11-26 | 安徽华意智能家居有限公司 | Recovered frog swimming ware of using arm strength of moving |
-
2018
- 2018-12-07 CN CN201822048725.4U patent/CN209204572U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111359153A (en) * | 2020-03-19 | 2020-07-03 | 林若蕾 | Multifunctional chest-expanding type rehabilitation medical training device |
| CN111359153B (en) * | 2020-03-19 | 2021-07-02 | 吉林省中医药科学院（吉林省中医药科学院第一临床医院） | Multifunctional chest-expanding type rehabilitation medical training device |
| CN113694476A (en) * | 2021-08-31 | 2021-11-26 | 安徽华意智能家居有限公司 | Recovered frog swimming ware of using arm strength of moving |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107335191B (en) | A kind of physical training is with can massage machine | |
| CN209204572U (en) | A kind of chest expander | |
| CN104324480B (en) | Multi-functional, more fixed mode combined trainers | |
| CN207605308U (en) | A kind of multi-functional abdomen-in exercise machine | |
| CN111659072A (en) | Exercise device for arm rehabilitation | |
| CN215195278U (en) | Dance physique trainer | |
| CN213466644U (en) | Multi-functional rowing exercise equipment | |
| CN113599777A (en) | Exercise device suitable for cardiovascular internal medicine is clinical | |
| CN205391564U (en) | Combined type body -building device | |
| CN2666492Y (en) | Rocker body-building device | |
| CN112221079B (en) | A four limbs rehabilitation training device for cerebral infarction patient | |
| CN215461724U (en) | High-applicability limb stretching device for physical training | |
| CN209422908U (en) | It is a kind of to have the dance barre for adjusting angle function | |
| CN208511781U (en) | A kind of high machine drawing | |
| CN113908499B (en) | Department of neurology nurses and tempers device with hand | |
| CN207722295U (en) | A kind of Multi-functional dynamic bicycle | |
| CN114259380A (en) | Spine traction stretching device | |
| CN113750459A (en) | Waist movement exerciser with buffering effect | |
| CN209005140U (en) | A kind of umbrella-type folding rotary upper limb training device | |
| CN209005139U (en) | A kind of folding rotary formula upper limb training device | |
| CN209332389U (en) | A kind of multivariant upper extremity prosthesis | |
| CN202168921U (en) | Folding tendon-stretching stool | |
| CN106621201B (en) | Cervical vertebra protective sit-up exercise device | |
| CN108992846A (en) | Multifunctional household gymnatic exerciser | |
| CN215653691U (en) | Medical arm rehabilitation training device |
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: 20190806 |