CN207913124U - Back-pedal four-bar mechanism, back-pedal machine and fitness equipment - Google Patents
Back-pedal four-bar mechanism, back-pedal machine and fitness equipment Download PDFInfo
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- CN207913124U CN207913124U CN201820165944.8U CN201820165944U CN207913124U CN 207913124 U CN207913124 U CN 207913124U CN 201820165944 U CN201820165944 U CN 201820165944U CN 207913124 U CN207913124 U CN 207913124U
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Abstract
The utility model is related to a kind of back-pedal four-bar mechanism, back-pedal machine and fitness equipments, belong to body-building apparatus technical field.The utility model include body frame, cushion support, it is at least a pair of before frame linking and it is at least a pair of after frame linking, cushion support includes the horizon bar being located above body frame, horizon bar is equipped with upper left rotation axis and upper right rotation axis, body frame is equipped with lower-left rotation axis and bottom right rotation axis, preceding frame linking and rear frame linking respectively include the bushing of connecting rod and both ends, pairs of preceding frame linking, rear frame linking are located at body frame both sides, two bushings are connect with upper left rotation axis, lower-left rotation axis, upper right rotation axis and bottom right rotation axis by bearing, and body frame is equipped with position-limit mechanism of kicking one's legs.Principle of the utility model based on double leval jib, make cushion frame swing by kicking one's legs, plays the role of training leg well, broken previous cushion and fixed and the limitation of leg exercise, suitable counterweight, the scope of application can be selected wider according to the capacity of water and training strength of user.
Description
Technical field
The utility model is related to a kind of back-pedal four-bar mechanism, back-pedal machine and fitness equipments, belong to fitness equipment technology
Field.
Background technology
As the improvement of people's living standards, more and more people start body-building, fitness equipment also begins to increasingly popularize,
Wherein home gym integrated machines because the advantages that its is full-featured, practical, floor space is small it is suitable for home use, therefore receive body-building hobby
The preference of person.But home gym integrated machines are while taking into account parts of body training, slightly aobvious single in leg training function,
User has the needs that leg exercises effect back-pedal function is more preferably realized on the equipment.
Utility model content
It is more single in the function of leg training that the purpose of the utility model is to overcome existing home gym integrated machines
Disadvantage, retaining device are original all using under the premise of functions, implementing smaller change on the basis of existing equipment to meet
The requirement of user's leg exercising.
The utility model is realized using technical solution below：
A kind of back-pedal four-bar mechanism, including body frame, cushion support, it is at least a pair of before frame linking and it is at least a pair of after connect
Frame, cushion support include the horizon bar being located above body frame, and horizon bar is equipped with upper left rotation axis and upper right rotation axis, body frame
Be equipped with lower-left rotation axis and bottom right rotation axis, preceding frame linking and rear frame linking respectively include the bushing of connecting rod and both ends, bushing for containing
Oil bearing, pairs of preceding frame linking are located at body frame both sides, and two bushings are connected with upper left rotation axis and lower-left rotation axis by bolt
It connects, rear frame linking is located at body frame both sides in pairs, and two bushings are connected with upper right rotation axis and bottom right rotation axis by bolt respectively
It connects, body frame is equipped with position-limit mechanism of kicking one's legs.
The position-limit mechanism of kicking one's legs is two, and one is the limit on body frame between preceding frame linking and rear frame linking
Stick, another is connected to be vertical in front of body frame, the gag lever post of face cushion support horizon bar.
The back-pedal four-bar mechanism further includes that fixed pulley, movable pulley, cable wire and selection iron, fixed pulley are located on body frame
Side is equipped with supporting rod on the inside of the connecting rod correspondence of preceding frame linking in pairs, connecting plate is connected on supporting rod, connecting plate is equipped with spiral shell
Hole, movable pulley are clipped between two connecting plates, are connect with connecting plate by bolt, cable wire free end is connected to body frame and choosing
It selects on iron, cable wire is sequentially connected body frame, fixed pulley, movable pulley and selection iron.
The body frame is equipped with pedal supporting rack, and pedal supporting rack is U shape, bottom surface middle part and body frame axis connection, side
Arm section is connected with pedal, and the lateral arm portion of pedal supporting rack is equipped with location hole, and the corresponding body frame position of location hole is equipped with fixed
Bit slice, locating plate are the serial location hole of sector being equipped with the location hole corresponding position on pedal supporting rack lateral arm portion, positioning
It is fixed by bolt between hole and fan-shaped serial location hole.
The pedal is axis connection with pedal supporting rack.
The gag lever post is hollow, and cable wire passes through gag lever post to connect with selection iron phase.
The selection iron can need to carry out weight fluctuations according to counterweight.
The cushion support further includes the vertical bar for being vertically to body frame, and arm strength frame supporting rack, arm are additionally provided in vertical bar
Power frame supporting rack is equipped with arm strength frame, and the detent rail of right-angled trapezium, the vertical right-angle side of detent rail are equipped at the top of arm strength frame supporting rack
It is equipped with vertical strip hole, arm strength frame passes through axis connection by connection sheet and detent rail.
The utility model further relates to a kind of back-pedal machine, and the back-pedal machine includes above-mentioned back-pedal four-bar mechanism.
The utility model further relates to a kind of health and fitness facilities, and the health and fitness facilities include above-mentioned back-pedal four-bar mechanism.
The utility model has the beneficial effects that：
(1) the back-pedal four-bar mechanism, the principle based on double leval jib make cushion frame swing by kicking one's legs, play very
The effect of good training leg, has broken previous cushion and has fixed and the limitation of leg exercise；Increased by the setting of position-limit mechanism
Security performance；
(2) the back-pedal four-bar mechanism, four-bar mechanism connection selection iron are strong according to the capacity of water of user and training
Degree selects suitable counterweight, the scope of application wider；
(3) the back-pedal four-bar mechanism, sets the chair back to rotary type, in addition to the chair back as back-pedal, can also make
For the arm strength frame of the curved act of oblique trailing arm, multi-purpose content saves space, full-featured；
(4) the back-pedal machine and fitness equipment, use back-pedal four-bar mechanism, are retaining original home gym integrated machines
Under the premise of other training functions, integrated machine is only imparted by the improvement of part and is preferably kicked one's legs training function.
Description of the drawings
Fig. 1 is prior art construction schematic diagram.
Fig. 2 is the utility model structure diagram.
Fig. 3 is the utility model structural blast schematic diagram.
Fig. 4 is the utility model side view floor map.
Fig. 5 is four-bar mechanism schematic diagram.
Fig. 6 is the utility model application example schematic diagram.
Fig. 7 is the position A schematic diagrames that arm strength frame does arm strength training.
Fig. 8 is the position B schematic diagrames that arm strength frame does leg back-pedal training.
In figure：1, body frame；2, preceding frame linking；3, rear frame linking；4, cushion support；5, pedal supporting rack；6, pedal；7, it moves and slides
Wheel；8, fixed pulley；9-1, lower-left rotation axis；9-2, bottom right rotation axis；9-3, upper left rotation axis；9-4, upper right rotation axis；10, steel
Rope；11, limit stick；12, gag lever post；13, supporting rod；14, connecting plate；15, location hole；16, fan-shaped serial location hole；17, even
Bar；18, side link；19, rack；20, cushion；21, arm strength frame；22, arm strength frame supporting rack.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As in Figure 2-4, a kind of back-pedal four-bar mechanism is the improvement to back-pedal machine as shown in Figure 1.Back-pedal double leval jib
Mechanism include body frame 1, cushion support 4, it is a pair of before frame linking 3 after frame linking 2 and a pair, cushion support includes being located above body frame
Horizon bar, horizon bar be equipped with upper left rotation axis 9-3 and upper right rotation axis 9-4, body frame be equipped with lower-left rotation axis 9-1 and the right side
Lower rotary shaft 9-2, preceding frame linking and rear frame linking respectively include the bushing of connecting rod and both ends, and bushing is oiliness bearing, in pairs preceding frame linking
Body frame both sides are located at, two bushings are bolted with upper left rotation axis and lower-left rotation axis, in pairs rear frame linking difference
Positioned at body frame both sides, two bushings are bolted with upper right rotation axis and bottom right rotation axis respectively.Body frame is equipped with and kicks one's legs
Position-limit mechanism, position-limit mechanism of kicking one's legs are two, and one is the limit stick 11 on body frame between preceding frame linking and rear frame linking,
Limit stick protrudes body frame, can play the barrier effect of connecting rod substantially motion process.Another is connected to be vertical in front of body frame,
The gag lever post 12 of face cushion support horizon bar.
The utility model makes fixed cushion frame originally into can move back and forth four-bar mechanism.It can from figure
To find out that sleeve mechanism is a four-bar mechanism.As shown in figure 5, common four-bar mechanism be by rack 19, side link 18,
It is formed with connecting rod 17.Increase rack of two turning points as four-bar mechanism, preceding frame linking on original body frame of original integrated machine
Side link with rear frame linking as four-bar mechanism, connecting rod of the cushion support as four-bar mechanism.Side link is symmetrical
Distribution ensures the stability and intensity requirement of mechanism operation.
Back-pedal four-bar mechanism further includes that fixed pulley 8, movable pulley 7, cable wire 10 and selection iron, fixed pulley are located on body frame
Side is equipped with supporting rod 13 on the inside of the connecting rod correspondence of preceding frame linking in pairs, is connected with connecting plate 14 on supporting rod, connecting plate is equipped with
Screw hole, movable pulley are clipped between two connecting plates, are connect with connecting plate by bolt, cable wire free end be connected to body frame and
It selects on iron, cable wire is sequentially connected body frame, fixed pulley, movable pulley and selection iron.
Body frame is equipped with pedal supporting rack 5, and pedal supporting rack is U shape, bottom surface middle part and body frame axis connection, side arm
Part is connected with pedal 6, and the lateral arm portion of pedal supporting rack is equipped with location hole 15, and the corresponding body frame position of location hole is equipped with fixed
Bit slice, locating plate is the serial location hole 16 of sector being equipped with the location hole corresponding position on pedal supporting rack lateral arm portion, fixed
It is fixed by bolt between position hole and fan-shaped serial location hole.Pedal is led to by the cooperation of location hole and fan-shaped serial location hole
Bolt is overregulated according to different users and different requirements come adjusting position, more comfortably, is imitated with the exercise for reaching best
Fruit.
Pedal is axis connection with pedal supporting rack.Gag lever post is hollow, and cable wire passes through gag lever post to connect with selection iron phase.Selection
Iron can need to carry out weight fluctuations according to counterweight.The cushion support further includes the vertical bar for being vertically to body frame, vertical bar
On be additionally provided with arm strength frame supporting rack 22, arm strength frame supporting rack is equipped with arm strength frame 21, and right angle ladder is equipped at the top of arm strength frame supporting rack
The detent rail of shape, the vertical right-angle side of detent rail are equipped with vertical strip hole, and arm strength frame is connected with detent rail by axis by connection sheet
It connects.
The utility model further relates to a kind of back-pedal machine, the above-mentioned back-pedal four-bar mechanism of use.
The utility model further relates to a kind of health and fitness facilities, the above-mentioned back-pedal four-bar mechanism of use.
The utility model increases the arm strength frame supporting rack that arm strength pad position is adjusted, when arm strength frame supporting rack does arm strength training
It is adjusted to position A, is adjusted to position B when as shown in fig. 7, doing leg back-pedal training, as shown in Figure 8.
The utility model use process is as follows described：
When the utility model is used, arm strength frame is adjusted to B location, user is sitting on cushion 20, leans against on arm strength frame
Arm strength pad, foot step on pedal and kick one's legs and bent leg training, and strength is by the dynamic four-bar mechanism of arm strength rim strip with the fixation on body frame
Turning point moves back and forth movement, and by pulley blocks, force is transmitted on cable wire and pull load to reach exercise mesh to four-bar mechanism
's.Mechanism is equipped with position-limited rack of kicking one's legs, and ensure that the safety used.
Certainly, the above is only the preferred embodiment of the utility model, be should not be construed as limiting new to this practicality
The scope of embodiments of type.The utility model is also not limited to the example above, and those skilled in the art are in this reality
With all the changes and improvements etc. made in novel essential scope, the patent covering scope of the utility model should all be belonged to
It is interior.
Claims (10)
1. a kind of back-pedal four-bar mechanism, it is characterised in that：Including body frame (1), cushion support (4), it is at least a pair of before frame linking
(2) and at least after a pair frame linking (3), cushion support (4) include the horizon bar being located above body frame (1), and horizon bar is equipped with
Upper left rotation axis (9-3) and upper right rotation axis (9-4), body frame (1) are equipped with lower-left rotation axis (9-1) and bottom right rotation axis (9-
2), preceding frame linking (2) and rear frame linking (3) respectively include the bushing of connecting rod and both ends, and bushing is oiliness bearing, in pairs preceding frame linking (2)
Body frame (1) both sides are located at, two bushings are bolted with upper left rotation axis (9-3) and lower-left rotation axis (9-1), at
Body frame (1) both sides are located to rear frame linking (3), two bushings respectively with upper right rotation axis (9-4) and bottom right rotation axis (9-2)
It is bolted, body frame (1) is equipped with position-limit mechanism of kicking one's legs.
2. back-pedal four-bar mechanism according to claim 1, it is characterised in that：It is described kick one's legs position-limit mechanism be two, one
A limit stick (11) on body frame (1) between preceding frame linking (2) and rear frame linking (3), another is to be connected to vertically
In front of body frame (1), the gag lever post (12) of face cushion support (4) horizon bar.
3. back-pedal four-bar mechanism according to claim 1, it is characterised in that：The back-pedal four-bar mechanism further includes fixed
Pulley (8), movable pulley (7), cable wire (10) and selection iron, fixed pulley (8) are located above body frame (1), in pairs the company of preceding frame linking (2)
Extension bar corresponds to inside and is equipped with supporting rod (13), is connected with connecting plate (14) on supporting rod (13), movable pulley (7) is clipped in two fastenings
It between piece (14), is connect with connecting plate (14) by bolt, cable wire (10) free end is connected to body frame (1) and selection iron
On, cable wire (10) is sequentially connected body frame (1), fixed pulley (8), movable pulley (7) and selection iron.
4. back-pedal four-bar mechanism according to claim 1, it is characterised in that：The body frame (1) supports equipped with pedal
Frame (5), pedal supporting rack (5) are U shape, and bottom surface middle part and body frame (1) axis connection, lateral arm portion are connected with pedal (6),
The lateral arm portion of pedal supporting rack (5) is equipped with location hole (15), and corresponding body frame (1) position of location hole (15) is equipped with positioning
Piece, locating plate are the serial location hole of sector being equipped with location hole (15) corresponding position on pedal supporting rack (5) lateral arm portion
(16), it is fixed by bolt between location hole (15) and fan-shaped serial location hole (16).
5. back-pedal four-bar mechanism according to claim 4, it is characterised in that：The pedal (6) and pedal supporting rack (5)
For axis connection.
6. back-pedal four-bar mechanism according to claim 2, it is characterised in that：The gag lever post (12) is hollow, cable wire
(10) gag lever post (12) is passed through to connect with selection iron phase.
7. back-pedal four-bar mechanism according to claim 3, it is characterised in that：The selection iron can be according to counterweight needs
Carry out weight fluctuations.
8. back-pedal four-bar mechanism according to claim 1, it is characterised in that：The cushion support (4) further includes erecting
Directly in being additionally provided with arm strength frame supporting rack (22) in the vertical bar of body frame (1), vertical bar, arm strength frame supporting rack (22) is equipped with arm strength
Frame (21), arm strength frame supporting rack (22) top are equipped with the detent rail of right-angled trapezium, and the vertical right-angle side of detent rail is equipped with vertical item
Shape hole, arm strength frame (21) pass through axis connection by connection sheet and detent rail.
9. a kind of back-pedal machine, which is characterized in that the back-pedal machine includes such as claim 1-8 any one of them back-pedal double leval jibs
Mechanism.
10. a kind of fitness equipment, which is characterized in that the fitness equipment includes such as claim 1-8 any one of them back-pedals
Four-bar mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165944.8U CN207913124U (en) | 2018-01-31 | 2018-01-31 | Back-pedal four-bar mechanism, back-pedal machine and fitness equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820165944.8U CN207913124U (en) | 2018-01-31 | 2018-01-31 | Back-pedal four-bar mechanism, back-pedal machine and fitness equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207913124U true CN207913124U (en) | 2018-09-28 |
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ID=63602622
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820165944.8U Active CN207913124U (en) | 2018-01-31 | 2018-01-31 | Back-pedal four-bar mechanism, back-pedal machine and fitness equipment |
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| Country | Link |
|---|---|
| CN (1) | CN207913124U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513164A (en) * | 2019-01-15 | 2019-03-26 | 南通铁人运动用品有限公司 | A kind of adjustable vapour lock of intelligence is kicked one's legs exercise body-building device tool |
-
2018
- 2018-01-31 CN CN201820165944.8U patent/CN207913124U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109513164A (en) * | 2019-01-15 | 2019-03-26 | 南通铁人运动用品有限公司 | A kind of adjustable vapour lock of intelligence is kicked one's legs exercise body-building device tool |
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