CN208244018U - A kind of sport sitting body anteflexion limiting device - Google Patents
A kind of sport sitting body anteflexion limiting device Download PDFInfo
- Publication number
- CN208244018U CN208244018U CN201820203434.5U CN201820203434U CN208244018U CN 208244018 U CN208244018 U CN 208244018U CN 201820203434 U CN201820203434 U CN 201820203434U CN 208244018 U CN208244018 U CN 208244018U
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- screw thread
- regulating mechanism
- thread regulating
- rod
- threaded rod
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Abstract
The utility model discloses a kind of sport sitting body anteflexion limiting devices, including placing substrate, the upper surface for placing substrate is internally provided with the arc groove of two opposition, the inside of two arc grooves is equipped with arc buffering pad, the two sides for placing upper surface of base plate are respectively and fixedly provided with bottom support rod by bolt and connecting plate, a screw thread regulating mechanism is respectively mounted at the top of two bottom support rods, the top of the two screw thread regulating mechanisms is mounted on top supporting rod, and the top of two top supporting rods is fixed on the bottom of a crossbeam by bolt and connecting plate.The utility model structure is simple; it is placed in ground, it, can be to double knees into fixation when carrying out sitting body anteflexion exercise; and the fixed form is fixed for buffer-type; there is protective effect to knee simultaneously, it, can be in case of emergency since helical spring has elasticity; play buffer function; to prevent ligament injured, and the elasticity of helical spring simultaneously can press to double knees, improve exercise intensity.
Description
Technical field
The utility model relates to sports technology field, specially a kind of sport sitting body anteflexion limiting device.
Background technique
Sitting body anteflexion has been indispensable a kind of mode in sports curriculum, and main function is that exercise human body is tough
Band, and the sitting body anteflexion under general fashion is all not perform physical exercise by external object, when performing physical exercise, human knee is very
It being easy to move up, exercise effect is caused to be not obvious, this has some components by fixing knee, and then prevent knee from lifting, by
In this fixation and do not have resiliency, so easilying lead to ligament injury, there is certain limitation.
Summary of the invention
The purpose of this utility model is to provide a kind of sport sitting body anteflexion limiting devices, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides the following technical solutions: a kind of sport sitting body anteflexion limit dress
It sets, including places substrate, the upper surface for placing substrate is internally provided with the arc groove of two opposition, two arc grooves
Inside arc buffering pad is installed, the two sides for placing upper surface of base plate are respectively and fixedly provided with bottom branch by bolt and connecting plate
Strut is respectively mounted a screw thread regulating mechanism at the top of two bottom support rods, and the top of the two screw thread regulating mechanisms is mounted on
Top supporting rod, the top of two top supporting rods are fixed on the bottom of a crossbeam, the center quilt of crossbeam by bolt and connecting plate
One rank street face is that the telescopic rod of triangular structure penetrates through, and the top of the telescopic rod is equipped with force application board, the telescopic rod
A movable plate is installed in bottom end, and the telescopic rod is socketed in the spiral of a compressive state in the body of rod between movable plate and crossbeam
Spring, the lower surface of the movable plate with two existing arc grooves for part interior to be provided with other two arc recessed
Slot, and the inside of two arc groove is mounted on arc buffering pad.
Preferably, the screw thread regulating mechanism include screw thread regulating mechanism screw shell, screw thread regulating mechanism use in
Hollow structure, the first threaded rod of screw thread regulating mechanism, the second threaded rod of screw thread regulating mechanism, screw thread regulating mechanism limit hole
With screw thread regulating mechanism gag lever post.
Preferably, the center of the screw thread regulating mechanism screw shell is screw thread regulating mechanism hollow structure, institute
It states screw thread regulating mechanism screw shell and passes through helicitic texture point at the both ends being located inside screw thread regulating mechanism hollow structure
The first threaded rod of the screw thread regulating mechanism and screw thread the regulating mechanism body of rod of the second screw thread boom end, the spiral shell are not connected
The first threaded rod of line regulating mechanism and screw thread regulating mechanism are provided with the spiral shell in the inside of opposite end with the second threaded rod
Screw thread regulating mechanism limit is inserted into line regulating mechanism limit hole, the inside of the two screw thread regulating mechanism limit holes
Bar, the other end of the second threaded rod of the first threaded rod of the screw thread regulating mechanism and screw thread regulating mechanism respectively with bottom branch
Strut is fixedly connected with the end of top supporting rod.
Preferably, the helicitic texture includes being arranged in screw thread regulating mechanism the first threaded rod and screw thread regulating mechanism
With on the second screw thread club shaft external thread structure with the internal thread structure of screw thread regulating mechanism screw shell inner wall is set,
And the external thread structure is meshed with internal thread structure, is located at the screw thread regulating mechanism outer spiral shell on the first screw thread club shaft
The hand of spiral of line structure and the hand of spiral for being located at screw thread regulating mechanism external thread structure on the second screw thread club shaft
On the contrary.
Preferably, the construction profile and screw thread regulating mechanism of screw thread regulating mechanism limit hole cross section limit
The construction profile of bar cross section is triangular structure.
Compared with prior art, the utility model has the beneficial effects that the utility model structure is simple, it is placed in ground,
, can be to double knees into fixation when carrying out sitting body anteflexion exercise, and the fixed form is fixed for buffer-type, while being had to knee
Have protective effect, due to helical spring have elasticity, in case of emergency can play buffer function, thus prevent ligament by
Wound, and the elasticity of helical spring simultaneously can press to double knees, improve exercise intensity.
Detailed description of the invention
Fig. 1 is a kind of complete section structural schematic diagram of sport sitting body anteflexion limiting device of the utility model；
Fig. 2 is the structural representation of screw thread regulating mechanism in a kind of sport sitting body anteflexion limiting device of the utility model
Figure；
In figure: 1. place substrate, 2. connecting plates, 3. bottom support rods, 4. screw thread regulating mechanisms, 41. screw thread regulating mechanisms
With screw shell, 42. screw thread regulating mechanism hollow structures, the first threaded rod of 43. screw thread regulating mechanisms, the adjusting of 44. screw threads
The second threaded rod of mechanism, 45. screw thread regulating mechanism limit holes, 46. screw thread regulating mechanism gag lever posts, 5. top braces
Bar, 6. crossbeams, 7. telescopic rods, 8. force application boards, 9. helical springs, 10. movable plates, 11. arc grooves, 12. arc buffering pads.
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.
Referring to Fig. 1, a kind of embodiment provided by the utility model: a kind of sport sitting body anteflexion limiting device, packet
It includes and places substrate 1, the upper surface for placing substrate 1 is internally provided with the arc groove 11 of two opposition, two arc grooves
11 inside is equipped with arc buffering pad 12, and the two sides for placing 1 upper surface of substrate are respectively and fixedly provided with by bolt and connecting plate 2
Bottom support rod 3, the top of two bottom support rods 3 are respectively mounted a screw thread regulating mechanism 4, the top of the two screw thread regulating mechanisms 4
End is mounted on top supporting rod 5, and the top of two top supporting rods 5 is fixed on the bottom of a crossbeam 6 by bolt and connecting plate 2
The center in portion, crossbeam 6 is penetrated through by the telescopic rod 7 that a rank street face is triangular structure, and the top of the telescopic rod 7 is equipped with and applies
A movable plate 10 is installed in the bottom end of power plate 8, the telescopic rod 7, and the telescopic rod 7 is between movable plate 10 and crossbeam 6
The body of rod is socketed in the helical spring 9 of a compressive state, and the lower surface of the movable plate 10 is right with two existing arc grooves 11
In part interior be provided with other two arc groove 11, and the inside of two arc groove 11 is mounted on arc buffering pad
12。
Referring to Fig. 2, the screw thread regulating mechanism 4 includes screw thread regulating mechanism screw shell 41, screw thread regulating mechanism
Machine is adjusted with hollow structure 42, the first threaded rod 43 of screw thread regulating mechanism, the second threaded rod 44 of screw thread regulating mechanism, screw thread
Structure limit hole 45 and screw thread regulating mechanism gag lever post 46；The screw thread regulating mechanism is screw thread with the center of screw shell 41
Regulating mechanism hollow structure 42, the screw thread regulating mechanism are being located at screw thread regulating mechanism hollow structure with screw shell 41
Both ends inside 42 are separately connected the screw thread regulating mechanism the first threaded rod 43 and screw thread regulating mechanism by helicitic texture
With the body of rod of 44 end of the second threaded rod, the second spiral shell of the first threaded rod 43 of the screw thread regulating mechanism and screw thread regulating mechanism
Rasp bar 44 is provided with the screw thread regulating mechanism limit hole 45, the two screw thread regulating mechanism limits in the inside of opposite end
A screw thread regulating mechanism gag lever post 46, the screw thread regulating mechanism the first threaded rod 43 and screw thread are inserted into the inside in position hole 45
Regulating mechanism is fixedly connected with the end of bottom support rod 3 and top supporting rod 5 respectively with the other end of the second threaded rod 44；Institute
Stating helicitic texture includes being arranged in the first threaded rod 43 of screw thread regulating mechanism and screw thread regulating mechanism 44 bar of the second threaded rod
External thread structure on body and the internal thread structure that 41 inner wall of screw thread regulating mechanism screw shell is set, and the external screw thread
Structure is meshed with internal thread structure, positioned at the screw thread regulating mechanism spiral shell of external thread structure on 43 body of rod of the first threaded rod
Line direction is opposite with the hand of spiral of external thread structure on 44 body of rod of the second threaded rod with positioned at the screw thread regulating mechanism；It is described
Outside the structure of 46 cross section of construction profile and screw thread regulating mechanism gag lever post of screw thread regulating mechanism 45 cross section of limit hole
Shape is triangular structure, and main function is: playing the role of height adjustment, due to being located at the screw thread regulating mechanism with the
On one threaded rod, 43 body of rod hand of spiral of external thread structure be located at the screw thread regulating mechanism 44 body of rod of the second threaded rod
The hand of spiral of upper external thread structure is on the contrary, so reverse thread can play adjustment effect, and screw thread regulating mechanism limits
The construction profile and screw thread regulating mechanism of 45 cross section of hole are triangular structure, energy with the construction profile of 46 cross section of gag lever post
Enough it effectively prevent the first threaded rod 43 of screw thread regulating mechanism and screw thread regulating mechanism that relative rotation occurs with the second threaded rod 44
The case where.
Specifically used mode: in utility model works, to the transverse height according to the double knees of user of service, screw thread tune is adjusted
Mechanism 4 is saved, then is placed on ground for substrate 1 is placed, force application board 8 is pulled up, at this point, helical spring 9 is compressed, then uses
Personnel's both legs are inserted respectively into two arc bufferings and pad 12 upper surfaces, then decontrol force application board 8, at this point, in the effect of helical spring 9
Under, movable plate 10 moves down, and double knees are clamped, and can take exercise.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of sport sitting body anteflexion limiting device, including place substrate (1), it is characterised in that: the placement substrate (1)
Upper surface be internally provided with the arc grooves (11) of two opposition, the inside of two arc grooves (11) is equipped with arc buffering
It pads (12), the two sides for placing substrate (1) upper surface are respectively and fixedly provided with bottom support rod (3) by bolt and connecting plate (2), and two
A screw thread regulating mechanism (4) is respectively mounted at the top of bottom support rod (3), the top of the two screw thread regulating mechanisms (4) is respectively mounted
Have top supporting rod (5), the top of two top supporting rods (5) is fixed on the bottom of a crossbeam (6) by bolt and connecting plate (2)
The center in portion, crossbeam (6) is penetrated through by the telescopic rod (7) that a rank street face is triangular structure, and the top peace of the telescopic rod (7)
Equipped with force application board (8), a movable plate (10) are installed in the bottom end of the telescopic rod (7), and the telescopic rod (7) is being located at movable plate
(10) body of rod between crossbeam (6) is socketed in the helical spring (9) of a compressive state, and the lower surface of the movable plate (10) exists
With two existing arc grooves (11) for part interior be provided with other two arc groove (11), and two arc groove
(11) inside is mounted on arc buffering pad (12).
2. a kind of sport sitting body anteflexion limiting device according to claim 1, it is characterised in that: the screw thread is adjusted
Mechanism (4) includes screw thread regulating mechanism screw shell (41), screw thread regulating mechanism hollow structure (42), screw thread regulating mechanism
With the first threaded rod (43), the second threaded rod of screw thread regulating mechanism (44), screw thread regulating mechanism limit hole (45) and screw thread
Regulating mechanism is with gag lever post (46).
3. a kind of sport sitting body anteflexion limiting device according to claim 2, it is characterised in that: the screw thread is adjusted
The center of mechanism screw shell (41) is screw thread regulating mechanism hollow structure (42), the screw thread regulating mechanism thread bush
Cylinder (41) is separately connected the screw thread by helicitic texture at the both ends for being located at screw thread regulating mechanism hollow structure (42) inside
The body of rod of regulating mechanism the first threaded rod (43) and screw thread regulating mechanism the second threaded rod (44) end, the screw thread are adjusted
Mechanism the first threaded rod (43) and screw thread regulating mechanism are provided with the second threaded rod (44) in the inside of opposite end described
Screw thread regulating mechanism is inserted into a screw thread and is adjusted machine with limit hole (45), the inside of two screw thread regulating mechanisms limit hole (45)
Structure gag lever post (46), the screw thread regulating mechanism the first threaded rod (43) and the second threaded rod of screw thread regulating mechanism (44)
The other end be fixedly connected respectively with the end of bottom support rod (3) and top supporting rod (5).
4. a kind of sport sitting body anteflexion limiting device according to claim 3, it is characterised in that: the helicitic texture
Including being arranged on screw thread regulating mechanism the first threaded rod (43) and screw thread regulating mechanism the second threaded rod (44) body of rod
External thread structure and setting are in the screw thread regulating mechanism internal thread structure of screw shell (41) inner wall, and the external thread structure
It is meshed with internal thread structure, is located at the screw thread of screw thread regulating mechanism external thread structure on the first threaded rod (43) body of rod
Direction is opposite with the hand of spiral of external thread structure on the second threaded rod (44) body of rod with positioned at the screw thread regulating mechanism.
5. a kind of sport sitting body anteflexion limiting device according to claim 3, it is characterised in that: the screw thread is adjusted
The construction profile of mechanism limit hole (45) cross section and the construction profile of screw thread regulating mechanism gag lever post (46) cross section are equal
For triangular structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820203434.5U CN208244018U (en) | 2018-02-06 | 2018-02-06 | A kind of sport sitting body anteflexion limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820203434.5U CN208244018U (en) | 2018-02-06 | 2018-02-06 | A kind of sport sitting body anteflexion limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208244018U true CN208244018U (en) | 2018-12-18 |
Family
ID=64608495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820203434.5U Expired - Fee Related CN208244018U (en) | 2018-02-06 | 2018-02-06 | A kind of sport sitting body anteflexion limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208244018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370766A (en) * | 2020-11-04 | 2021-02-19 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Improved generation fitness detection device |
-
2018
- 2018-02-06 CN CN201820203434.5U patent/CN208244018U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370766A (en) * | 2020-11-04 | 2021-02-19 | 皖南医学院第一附属医院（皖南医学院弋矶山医院） | Improved generation fitness detection device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20200206 |