CN208160910U - A kind of situp training device of adjustable-angle - Google Patents
A kind of situp training device of adjustable-angle Download PDFInfo
- Publication number
- CN208160910U CN208160910U CN201820527974.9U CN201820527974U CN208160910U CN 208160910 U CN208160910 U CN 208160910U CN 201820527974 U CN201820527974 U CN 201820527974U CN 208160910 U CN208160910 U CN 208160910U
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- cavity
- bar
- side wall
- gear
- connecting rod
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Abstract
The utility model discloses a kind of situp training devices of adjustable-angle,Including strut and cushion,Strut is fixedly connected with cushion,Rotating plate is rotatably connected on the upside of strut,The bottom of rotating plate is fixedly connected there are two link block,The bottom of two link blocks is rotatably connected to first connecting rod,The upside of gear and tooth wall are intermeshed,Tooth wall is located at the inside of corresponding first cavity,The downside activity of gear is engaged with rack gear,Rack gear is slidably connected at the inside of the second cavity,The bottom both ends of rack gear pass through second spring and supporting block is connected with each other,The tooth wall of the utility model can be such that gear fixes in any position of the first cavity with rack gear,Change the angle of rotating plate and cushion with this,To make the trainer of different levels that can according to their own needs adjust the angle of angle rotating plate to suitable position,Facilitate the user of different needs.
Description
Technical field
The utility model relates to sports equipment technical field, the sit-ups training cartridge of specially a kind of adjustable-angle
It sets.
Background technique
Nowadays, prolonged computer work certainly will influence the health of people, and this influence is to accumulate over a long period, be on the rise
, do not pay attention to and the attitude let alone all will lead to the canceration of physical function in the future, practice sit-ups can excercising muscle at abdominal part, delay
Lumbar fatigue is solved, therefore situp training device increasingly has been favored by people, the training device of current sit-ups
The plate face angle of mostly integral type plank frame, sit-ups more tilts, and inclined panel angle can not easily with
The requirement of trainer and arbitrarily change, just contact sit-ups crowd do not adapt to present training device, if people
In fatigue after training, present situp training device can not also provide a kind of power-assisted when standing up upwards to people, cause
The people just contacted practice difficulty and are unwilling to contact this movement, therefore we have proposed a kind of sit-ups of adjustable-angle
Training device.
Utility model content
The purpose of this utility model is to provide a kind of situp training devices of adjustable-angle, to solve above-mentioned back
The problem of being proposed in scape technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of sit-ups instruction of adjustable-angle
Practice device, including strut and cushion, the strut are fixedly connected with cushion, and rotating plate, institute are rotatably connected on the upside of the strut
The bottom for stating rotating plate is fixedly connected there are two link block, and the bottom of two link blocks is rotatably connected to first connecting rod, and described the
One connecting rod is rotatably connected to sliding shoe far from one end of link block, and the rear side of the sliding shoe is connected with cross by the first spring
The two sides of bar, the sliding shoe are rotatably connected to pulley, and the side wall of any one pulley is equipped with gear, and two pulleys are sliding
The dynamic inside for being connected to the first cavity, first cavity are opened in the inside of tilting bar, and the front end of the tilting bar is fixedly connected
On the side wall of strut, the rear end of two tilting bars is respectively fixedly connected at the front side both ends of cross bar；
The upside of the gear and tooth wall are intermeshed, and the tooth wall is located at the inside of corresponding first cavity, described
The downside activity of gear is engaged with rack gear, and the rack gear is slidably connected at the inside of the second cavity, and second cavity, which is opened in, to incline
Inside brace and it is located at the lower section of the first cavity and is connected to the first cavity, the bottom both ends of the rack gear passes through second spring
It is connected with each other with supporting block, two supporting blocks are respectively provided at the inside both ends of the second cavity, and the inside of two supporting blocks is located at the
The inside of two cavitys is equipped with second connecting rod, and the upside of two second connecting rods is rotatably connected on the bottom both ends of rack gear, described
The bottom of second connecting rod and one end of slide bar are rotatablely connected, the sliding bar be connected to the second cavity side wall and clamping plate it
Between, the Boards wall is connected on the side wall of the second cavity, and the slide bar rotates on the side wall far from one end of second connecting rod
It is connected with rotation axis, two rotation axis run through the side wall of the second cavity and extend to the inside of corresponding sliding slot, the cunning
Slot is opened in the inside of turning handle, and the turning handle is rotatably connected on the side wall of tilting bar by bearing.
Preferably, upright bar is fixedly connected on front side of the cushion, the upper end of the upright bar is equipped with rotation chamber, the rotation
The inner rotation of chamber is connected with bull stick, and handle is fixedly connected on the upside of the bull stick, and the bottom of the bull stick passes through third bullet
Spring and the front side wall of upright bar connect.
Preferably, the upper end two sides of the upright bar are equipped with the first guard ring, and the lower end two sides of the upright bar are equipped with
Two guard rings.
Compared with prior art, the utility model has the beneficial effects that：The utility model can make rack gear by rotating turning handle
In sliding up and down to make the tooth on the upside of rack gear engage or be detached from gear, when wheel and rack is disengaged from for the second cavity
When, pulley can slidably reciprocate in the inside of the first cavity, and the first spring will be such that pulley slides backward, and it is rotated up rotating plate,
When trainer uses the device, rack and pinion is nibbled power-assisted when standing up upwards to trainer one, rotation turning handle by rotating plate
It closes, tooth wall can be such that gear fixes in any position of the first cavity, change the angle of rotating plate and cushion with this with rack gear, to make
The trainer of different levels can adjust to suitable position according to their own needs and by the angle of rotating plate, to make more
People play an active part in sit-ups training.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the first connecting rod of the utility model and the partial sectional view of link block junction；
The first cavity and the partial sectional view at the second cavity that Fig. 3 is the utility model；
Fig. 4 is the first connecting rod of the utility model and the partial structural diagram of sliding shoe junction；
Fig. 5 is the rack gear of the utility model and the partial structural diagram of second connecting rod junction；
Fig. 6 is the partial sectional view at the turning handle of the utility model；
Fig. 7 is the bull stick of the utility model and the partial structural diagram of upright bar junction；
Fig. 8 is the partial structural diagram that the bull stick of the utility model produces rotation chamber；
Fig. 9 is first cavity of the utility model and the structure chart of the second cavity inside.
In figure：1, strut, 2, cushion, 3, tilting bar, 4, rotating plate, 5, link block, 6, first connecting rod, 7, sliding shoe, 8,
One spring, 9, cross bar, 10, pulley, 11, gear, the 12, first cavity, 13, tooth wall, 14, rack gear, the 15, second cavity, 16, second
Spring, 17, supporting block, 18, second connecting rod, 19, slide bar, 20, clamping plate, 21, rotation axis, 22, bearing, 23, turning handle, 24, sliding slot,
25, upright bar, 26, bull stick, 27, handle, 28, rotation chamber, 29, third spring, the 30, first guard ring, the 31, second guard ring.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-9 is please referred to, the utility model provides a kind of technical solution：A kind of sit-ups training cartridge of adjustable-angle
It sets, including strut 1 and cushion 2, the strut 1 is fixedly connected with cushion 2, and the upside of the strut 1 is rotatably connected to rotating plate 4,
The bottom of the rotating plate 4 is fixedly connected there are two link block 5, and the bottom of two link blocks 5 is rotatably connected to first connecting rod 6,
The first connecting rod 6 is rotatably connected to sliding shoe 7 far from one end of link block 5, and the rear side of the sliding shoe 7 passes through the first spring
8 are connected with cross bar 9, and the first spring 8 pulls sliding shoe 7 to move to the direction far from strut 1, and sliding shoe 7 can be made to connect by first
Rotating plate 4 is jacked up upwards under the action of bar 6, plays booster action, the two sides of the sliding shoe 7 are rotatably connected to pulley 10,
The side wall of any one pulley 10 is equipped with gear 11, and two pulleys 10 are slidably connected at the inside of the first cavity 12, described
First cavity 12 is opened in the inside of tilting bar 3, and the length of two the first cavitys 12 is identical but by the first spring 8 and first connecting rod 6
The limitation of angle, at pulley 10 in the left end of the first cavity 12, the angle of first connecting rod 6 and the first spring 8 should be small
In 90 °, prevent being turned over for first connecting rod 6 from working as, when pulley 10 is in the front end of the first cavity 12, the rear end of rotating plate 4 and cross
The upside of bar 9 connects, and in this state, the angle of first connecting rod 6 and the first spring 8 is greater than 0 °, and the front end of the tilting bar 3 is solid
Surely it is connected on the side wall of strut 1, the rear end of two tilting bars 3 is respectively fixedly connected at the front side both ends of cross bar 9；
The upside of the gear 11 and tooth wall 13 are intermeshed, and the tooth wall 13 is located at the interior of corresponding first cavity 12
The downside activity in portion, the gear 11 is engaged with rack gear 14, when rack gear 14 is intermeshed with gear 11 simultaneously with tooth wall 13, two
The inside that be fixed on the first cavity 12 can not be slided (as shown in Figure 9) by a pulley 11, when tooth wall 13 and gear 11 are intermeshed,
When rack gear 14 and gear 11 are detached from, two pulleys 11 are free to slide in the inside of the first cavity 12, and the rack gear 14 is slidably connected
In the inside of the second cavity 15, second cavity 15 is opened in the inside of tilting bar 3 and is located at the lower section of the first cavity 12 and with the
The connection of one cavity 12, the bottom both ends of the rack gear 14 pass through second spring 16 and supporting block 17 is connected with each other, two supports
Block 17 is respectively provided at the inside both ends of the second cavity 15, and the inside that the inside of two supporting blocks 17 is located at the second cavity 15 is equipped with
Second connecting rod 18, the upside of two second connecting rods 18 are rotatably connected on the bottom both ends of rack gear 14, the second connecting rod 18
Bottom and one end of slide bar 19 are rotatablely connected, can hour rack 14 when second connecting rod 18 is mutually perpendicular to slide bar 19 and rack gear 14
It is intermeshed with gear 11, rotation axis 21 is slidably connected at the side wall of the second cavity 15 far from bearing 22, the slide bar 19 at this time
Between clamping plate 20, the clamping plate 20 is fixedly connected on the side wall of the second cavity 15, and clamping plate 20 guarantees that slide bar 19 is horizontal cunning
It is dynamic, rotation axis 21 is rotatably connected on the side wall of the described one end of slide bar 19 far from second connecting rod 18, two rotation axis 21 are passed through
It wears the side wall of the second cavity 15 and extends to the inside of corresponding sliding slot 24, the sliding slot 24 is opened in the inside of turning handle 23, and two
A sliding slot 24 is put symmetrically centered on bearing 22, and than the other end closer to bearing 22, turning handle 23 is rotated for one end of sliding slot 24
When rotation axis 21 can be made to move closer in the internal slide of sliding slot 24, sliding or far from bearing 22, to drive corresponding
Slide bar 19 slides, and the turning handle 23 is rotatably connected on the side wall of tilting bar 3 by bearing 22.
Specifically, the front side of the cushion 2 is fixedly connected with upright bar 25, it is described vertical with strut 1 together support seat cushion 2
The upper end of bar 25 is equipped with rotation chamber 28, and the inner rotation of the rotation chamber 28 is connected with bull stick 26, and the upside of the bull stick 26 is solid
Surely it is connected with handle 27, the bottom of the bull stick 26 is connect by third spring 29 with the front side wall of upright bar 1, and trainer is using
When by holding handle 27, bull stick 26 can be pulled when lower sleeping effect rotation after bull stick 26 turns an angle, pulls handle
27 can control the speed of decline according to the requirement of itself, and 27 arm of handle is hauled when standing up upwards can share some negative of waist
Load, bull stick 26 is restored original state by the pulling force of third spring 29 after body rises, and certain third spring 29 is during stretching
Bending be provided with what guiding device was assisted, prevent third spring 29 and equipment friction cause to wear or bull stick 26 with
It is connected between third spring 29 also by drawstring, then drawstring is bent the conduction for realizing power by directive wheel.
Specifically, the upper end two sides of the upright bar 25 are equipped with the first guard ring 30, the lower end two sides of the upright bar 25
It is equipped with the second guard ring 31, the first guard ring 30 and the second guard ring 31 are rubber material, and the leg of people rides over when use
On one guard ring 30, the second guard ring 31 is at the instep of people, for fixing the lower part of the body of people.
Working principle：The sliding shoe 7 of two pulleys 10 rotation connection is propped up rotating plate 4 by first connecting rod 6, rotates turning handle
23, it can make two rotation axis 21, two rotation axis 21 while the internal slide of corresponding sliding slot 24, sliding that can drive phase
Corresponding slide bar 19 slides, and slides up and down so that the second connecting rod 18 of 19 end of slide bar be made to rotate band carry-over bar 14, when rack gear 14
When in the top, rack gear 14 and gear 11 are intermeshed, and are meshed simultaneously with gear 11 by rack gear 14 with tooth wall 13, thus
By the fixed inside any position for being connected to corresponding first cavity 12 of the pulley 10 for being equipped with gear 11, the angle of rotating plate 4 with
Two pulleys 10 the first cavity 12 sliding and change, two pulleys 10 more by into the rear end of the first cavity 12, rotating plate 4 with
The angle of cushion 2 is with regard to smaller, when being in contact when rack gear 14 slides into extreme lower position with supporting block 17,10 gear 11 of pulley
Rotate unrestricted, two pulleys 10 can be free to slide in the inside of corresponding first cavity 12, in this case by first
The effect of spring 8, it will the trend for being rotated up rotating plate 4 can be stood up upwards using rotating plate 4 when the device to practitioner is a kind of
Power-assisted, practitioner can also hold handle 27, be straightened upper body by hand-pulling handle 27.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of situp training device of adjustable-angle, including strut (1) and cushion (2), it is characterised in that：The branch
Bar (1) is fixedly connected with cushion (2), is rotatably connected to rotating plate (4) on the upside of the strut (1), and the bottom of the rotating plate (4) is solid
There are two link block (5) for fixed connection, and the bottom of two link blocks (5) is rotatably connected to first connecting rod (6), the first connecting rod
(6) one end far from link block (5) is rotatably connected to sliding shoe (7), and the rear side of the sliding shoe (7) passes through the first spring (8)
It is connected with cross bar (9), the two sides of the sliding shoe (7) are rotatably connected to pulley (10), the side wall of any one pulley (10)
It is equipped with gear (11), two pulleys (10) are slidably connected at the inside of the first cavity (12), and first cavity (12) is opened
It is fixedly connected on the side wall of strut (1) in the front end of the inside of tilting bar (3), the tilting bar (3), two tilting bars (3)
Rear end be respectively fixedly connected at the front side both ends of cross bar (9)；
The upside and tooth wall (13) of the gear (11) are intermeshed, and the tooth wall (13) is located at corresponding first cavity (12)
Inside, the downside activity of the gear (11) is engaged with rack gear (14), and the rack gear (14) is slidably connected at the second cavity
(15) inside, it is internal and be located at the lower section of the first cavity (12) and with first that second cavity (15) is opened in tilting bar (3)
Cavity (12) connection, the bottom both ends of the rack gear (14) pass through second spring (16) and supporting block (17) and are connected with each other, and two
A supporting block (17) is respectively provided at the inside both ends of the second cavity (15), and the inside of two supporting blocks (17) is located at the second cavity
(15) inside is equipped with second connecting rod (18), and the upside of two second connecting rods (18) is rotatably connected on the bottom of rack gear (14)
The one end at both ends, the bottom of the second connecting rod (18) and slide bar (19) is rotatablely connected, and the slide bar (19) is slidably connected at the
Between the side wall and clamping plate (20) of two cavitys (15), the clamping plate (20) is fixedly connected on the side wall of the second cavity (15), institute
It states and is rotatably connected to rotation axis (21) on the side wall of slide bar (19) far from the one end of second connecting rod (18), two rotation axis (21) are equal
Through the second cavity (15) side wall and extend to the inside of corresponding sliding slot (24), the sliding slot (24) is opened in turning handle (23)
Inside, the turning handle (23) is rotatably connected on the side wall of tilting bar (3) by bearing (22).
2. a kind of situp training device of adjustable-angle according to claim 1, it is characterised in that：The cushion
(2) it is fixedly connected on front side of upright bar (25), the upper end of the upright bar (25) is equipped with rotation chamber (28), rotation chamber (28)
Inner rotation is connected with bull stick (26), is fixedly connected with handle (27) on the upside of the bull stick (26), the bottom of the bull stick (26)
Portion is connect by third spring (29) with the front side wall of strut (1).
3. a kind of situp training device of adjustable-angle according to claim 2, it is characterised in that：The upright bar
(25) upper end two sides are equipped with the first guard ring (30), and the lower end two sides of the upright bar (25) are equipped with the second guard ring
(31)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820527974.9U CN208160910U (en) | 2018-04-14 | 2018-04-14 | A kind of situp training device of adjustable-angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820527974.9U CN208160910U (en) | 2018-04-14 | 2018-04-14 | A kind of situp training device of adjustable-angle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208160910U true CN208160910U (en) | 2018-11-30 |
Family
ID=64370610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820527974.9U Expired - Fee Related CN208160910U (en) | 2018-04-14 | 2018-04-14 | A kind of situp training device of adjustable-angle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208160910U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121356A (en) * | 2020-09-22 | 2020-12-25 | 岭南师范学院 | Sit-up trainer for residential quarter |
| CN112915473A (en) * | 2021-01-20 | 2021-06-08 | 河南理工大学 | Sit up ware is used in sports teaching |
| CN113680018A (en) * | 2021-08-26 | 2021-11-23 | 山东德钰健身器材股份有限公司 | Combined body-building training frame |
-
2018
- 2018-04-14 CN CN201820527974.9U patent/CN208160910U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121356A (en) * | 2020-09-22 | 2020-12-25 | 岭南师范学院 | Sit-up trainer for residential quarter |
| CN112915473A (en) * | 2021-01-20 | 2021-06-08 | 河南理工大学 | Sit up ware is used in sports teaching |
| CN112915473B (en) * | 2021-01-20 | 2021-09-24 | 河南理工大学 | Sit up ware is used in sports teaching |
| CN113680018A (en) * | 2021-08-26 | 2021-11-23 | 山东德钰健身器材股份有限公司 | Combined body-building training frame |
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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: 20181130 Termination date: 20200414 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |