CN209525806U - A kind of doing sit-ups canonical teaching instrument - Google Patents
A kind of doing sit-ups canonical teaching instrument Download PDFInfo
- Publication number
- CN209525806U CN209525806U CN201920073278.XU CN201920073278U CN209525806U CN 209525806 U CN209525806 U CN 209525806U CN 201920073278 U CN201920073278 U CN 201920073278U CN 209525806 U CN209525806 U CN 209525806U
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- bodyboard
- ups
- fixedly installed
- fixed
- block
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Abstract
The utility model discloses a kind of doing sit-ups canonical teaching instruments, including the first bodyboard, the second bodyboard is provided on the right side of first bodyboard, the position in the upper surface of first bodyboard and close left side is fixedly installed with foot fixing device, the middle position of first bodyboard and the second bodyboard is provided with connecting plate, and the equal bolt in lower surface of first bodyboard and the second bodyboard is equipped with height adjustment device.The utility model, the both legs of student are reasonably fixed when training, the training posture of student is standardized, the training of student is set to reach ideal effect, and use can be adjusted in order to the student of different situations in the instrument, many conveniences are brought to the teaching process of teacher, pass through the expansion plate of setting, the length of adjustable second bodyboard, it is used convenient for the student of different heights, by the cooperation between mounting blocks, fixed round bar and socket block etc., the first bodyboard can be allowed to be folded with the second bodyboard, convenient for arranging.
Description
Technical field
The utility model relates to teaching equipment field more particularly to a kind of doing sit-ups canonical teaching instruments.
Background technique
Teacher was usually to pass through teacher or classmate will with the hands do sit-ups when teaching students sit-ups in the past
The both feet of training classmate are pushed down, and avoid doing sit-ups training classmate's both feet not lifting from taboo, later in order to which teacher is imparting knowledge to students
When it is lighter, school generally all can use sit-ups teaching instrument impart knowledge to students to student.
If but sit-ups are imparted knowledge to students, instrument can not fix the both feet for being sit-ups training classmate well, for a long time
Get off, trained student can be made to act lack of standardization, trained effect is not achieved, if while sit-ups teaching instrument not side
Just it is adjusted, many inconvenience can be brought to the teaching process of teacher.
Utility model content
Purpose of the utility model is to solve disadvantage existing in the prior art, and one kind for proposing is novel has lain on the back
Sit canonical teaching instrument.
To achieve the goals above, the utility model adopts the technical scheme that a kind of doing sit-ups specification religion
Learn instrument, including the first bodyboard is provided with the second bodyboard on the right side of first bodyboard, the upper surface of first bodyboard and leans on
The position in nearly left side is fixedly installed with foot fixing device, and first bodyboard is provided with the middle position of the second bodyboard to be connect
The equal bolt in lower surface of plate, first bodyboard and the second bodyboard is equipped with height adjustment device.
It is as above-mentioned technical proposal to further describe:
Two groups of mounting blocks are fixedly installed on the right side wall of first bodyboard, and fixed between the side wall of two groups of mounting blocks
Fixed round bar is installed, is fixedly installed with socket block on the left side wall of the connecting plate, the socket block far from connecting plate one
It holds and is flexibly connected with the outer surface of fixed round bar.
It is as above-mentioned technical proposal to further describe:
Expansion plate, the movable end of the expansion plate and the right side of connecting plate are fixedly installed on the left side wall of second bodyboard
Side wall is fixedly connected.
It is as above-mentioned technical proposal to further describe:
The upper surface of second bodyboard and it is fixedly installed with head bolster close to the position of right end, the head bolster
Left is fixedly installed with two groups of fixed handles.
It is as above-mentioned technical proposal to further describe:
Support column, and the following table of the upper surface of support column and the first bodyboard and connecting plate are provided with below the connecting plate
Face mutually overlaps.
It is as above-mentioned technical proposal to further describe:
The foot fixing device includes installation straight panel, and the upper surface of the installation straight panel is fixedly installed with fixed block, institute
The screw top for stating fixed block is equipped with connector, and the two sides of the connector are fixedly installed with spacing bar, the installation
The upper surface of the straight panel and two sides for being located at fixed block are slidably fitted with limit plate, on the side wall of the installation straight panel and fixed block
Equal screw thread is equipped with fastening adjustment block.
It is as above-mentioned technical proposal to further describe:
The height adjustment device includes link block, and the bottom thread of the link block is equipped with support plate, the connection
Rectangular block is fixedly installed on the side wall of block.
The utility model has the following beneficial effects:
1, compared with prior art, the doing sit-ups canonical teaching instrument can will be limited by being rotatablely connected head
The height of compression bar is adjusted, and by adjusting limit plate, the distance between adjustable limit plate and fixed block pass through rotation branch
Fagging, the height of adjustable first bodyboard and the second bodyboard are reasonably fixed the both legs of student in training, are standardized
The training posture of student, enables the training of student to reach ideal effect, and the instrument can be in order to different situations
Use is adjusted in life, and many conveniences are brought to the teaching process of teacher.
2, compared with prior art, the doing sit-ups canonical teaching instrument, it is adjustable by the expansion plate of setting
The length of second bodyboard uses convenient for the student of different heights, passes through matching between mounting blocks, fixed round bar and socket block etc.
It closes, the first bodyboard can be allowed to be folded with the second bodyboard, convenient for arranging.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of doing sit-ups canonical teaching instrument front view；
Fig. 2 be the utility model proposes a kind of doing sit-ups canonical teaching instrument top view；
Fig. 3 be the utility model proposes a kind of doing sit-ups canonical teaching instrument foot fixing device signal
Figure；
Fig. 4 be the utility model proposes a kind of doing sit-ups canonical teaching instrument spacing bar and installation straight panel
Connect cross-sectional view.
Marginal data:
1, the first bodyboard；2, connecting plate；3, the second bodyboard；4, foot fixing device；5, height adjustment device；6, it installs
Block；7, fixed round bar；8, it is socketed block；9, expansion plate；10, head bolster；11, fixed handle；12, support column；401, installation is straight
Plate；402, fixed block；403, connector；404, spacing bar；405, limit plate；406, fastening adjustment block；501, link block；
502, support plate；503, rectangular block.
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.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention；Term " first ", " the
Two ", " third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance, in addition, unless otherwise specific
Regulation and restriction, term " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also lead to
It crosses intermediary to be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be with
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to Fig.1-4, a kind of doing sit-ups canonical teaching instrument provided by the utility model: including the first bodyboard 1,
The right side of first bodyboard 1 is provided with the second bodyboard 3, the upper surface of the first bodyboard 1 and is fixedly installed with foot close to the position in left side
The middle position of portion's fixation device 4, the first bodyboard 1 and the second bodyboard 3 is provided with connecting plate 2, the first bodyboard 1 and the second bodyboard 3
The equal bolt in lower surface height adjustment device 5 is installed, when training, reasonably fixes the both legs of student, has standardized student
Training posture, so that the training of student is reached ideal effect, and the instrument can carry out in order to the student of different situations
It adjusts and uses, many conveniences are brought to the teaching process of teacher.
Two groups of mounting blocks 6 are fixedly installed on the right side wall of first bodyboard 1, and fixed between the side wall of two groups of mounting blocks 6
Fixed round bar 7 is installed, socket block 8 is fixedly installed on the left side wall of connecting plate 2, be socketed the one end far from connecting plate 2 of block 8 with
The outer surface of fixed round bar 7 is flexibly connected, and is fixedly installed with expansion plate 9, the activity of expansion plate 9 on the left side wall of the second bodyboard 3
End is fixedly connected with the right side wall of connecting plate 2, by the expansion plate 9 of setting, the length of adjustable second bodyboard 3, convenient for not
Student with height uses,
The upper surface of second bodyboard 3 and head bolster 10, the head bolster of installation are fixedly installed with close to the position of right end
10 can prevent head from being collided, and the left of head bolster 10 is fixedly installed with two groups of fixed handles 11, the fixation handle of installation
Hand 11 can be carried in order to instrument, and the lower section of connecting plate 2 is provided with support column 12, and the upper surface of support column 12 and first
Bodyboard 1 is mutually overlapped with the lower surface of connecting plate 2, and foot fixing device 4 includes installation straight panel 401, installs the upper surface of straight panel 401
It is fixedly installed with fixed block 402, the screw top of fixed block 402 is equipped with connector 403, and the two sides of connector 403 are fixed
Spacing bar 404 is installed, the upper surface of straight panel 401 is installed and is slidably fitted with limit plate positioned at the two sides of fixed block 402
405, installation straight panel 401 is equipped with fastening adjustment block 406 with screw thread on the side wall of fixed block 402, passes through and is rotatablely connected head
403, the height of spacing bar 404 can be adjusted, after the height for adjusting spacing bar 404, tighten fastening adjustment block
406, connector 403 can be fixed, so that connector 403 can not be rotated again, it, can by adjusting limit plate 405
To adjust the distance between limit plate 405 and fixed block 402, equally tighten fastening adjustment block 406, can to limit plate 405 into
Row is fixed, and height adjustment device 5 includes link block 501, and the bottom thread of link block 501 is equipped with support plate 502, passes through rotation
Support plate 502, the height of adjustable first bodyboard 1 and the second bodyboard 3 use, link block 501 convenient for the student of different situations
Side wall on be fixedly installed with rectangular block 503.
Working principle: in use, by rotation connection head 403, the height of spacing bar 404 can be adjusted, is adjusted
After the height for saving spacing bar 404, fastening adjustment block 406 is tightened, connector 403 can be fixed, so that connector
403 can not be rotated again, by adjust limit plate 405, the distance between adjustable limit plate 405 and fixed block 402, together
Sample tightens fastening adjustment block 406, can be fixed to limit plate 405, so that the both legs of student close up, standardize student
Training posture, by rotational support plate 502, the height of adjustable first bodyboard 1 and the second bodyboard 3, be convenient for different situations
Student use.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of doing sit-ups canonical teaching instrument, including the first bodyboard (1), it is characterised in that: first bodyboard (1)
Right side be provided with the second bodyboard (3), the upper surface of first bodyboard (1) and be fixedly installed with foot close to the position in left side
Fixed device (4), first bodyboard (1) and the middle position of the second bodyboard (3) are provided with connecting plate (2), and described first is sleeping
Plate (1) and the equal bolt in lower surface of the second bodyboard (3) are equipped with height adjustment device (5).
2. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: first bodyboard
(1) it is fixedly installed with two groups of mounting blocks (6) on right side wall, and is fixedly installed with fixation between the side wall of two groups of mounting blocks (6)
Round bar (7), socket block (8) is fixedly installed on the left side wall of the connecting plate (2), and the socket block (8) is separate connecting plate (2)
One end be flexibly connected with the outer surface of fixed round bar (7).
3. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: second bodyboard
(3) it is fixedly installed on left side wall expansion plate (9), the right side wall of the movable end and connecting plate (2) of the expansion plate (9) is fixed
Connection.
4. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: second bodyboard
(3) position of upper surface and close right end is fixedly installed with head bolster (10), and the left of the head bolster (10) is fixed
Two groups of fixed handles (11) are installed.
5. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: the connecting plate
(2) it is provided with below support column (12), and the following table of the upper surface of support column (12) and the first bodyboard (1) and connecting plate (2)
Face mutually overlaps.
6. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: the foot is fixed
Device (4) includes installation straight panel (401), and the upper surface of installation straight panel (401) is fixedly installed with fixed block (402), described
The screw top of fixed block (402) is equipped with connector (403), and the two sides of the connector (403) are fixedly installed with limit
Compression bar (404), the upper surface of installation straight panel (401) and the two sides for being located at fixed block (402) are slidably fitted with limit plate
(405), screw thread is equipped with fastening adjustment block (406) on the side wall of installation straight panel (401) and fixed block (402).
7. a kind of doing sit-ups canonical teaching instrument according to claim 1, it is characterised in that: the height adjustment
Device (5) includes link block (501), and the bottom thread of the link block (501) is equipped with support plate (502), the link block
(501) rectangular block (503) are fixedly installed on side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073278.XU CN209525806U (en) | 2019-01-16 | 2019-01-16 | A kind of doing sit-ups canonical teaching instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920073278.XU CN209525806U (en) | 2019-01-16 | 2019-01-16 | A kind of doing sit-ups canonical teaching instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209525806U true CN209525806U (en) | 2019-10-22 |
Family
ID=68228747
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920073278.XU Expired - Fee Related CN209525806U (en) | 2019-01-16 | 2019-01-16 | A kind of doing sit-ups canonical teaching instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209525806U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111167076A (en) * | 2020-01-14 | 2020-05-19 | 浙江省柯桥中学 | High school student is with sit up exercise device with vertebra protect function |
| CN111973954A (en) * | 2020-08-28 | 2020-11-24 | 山东工业职业学院 | Multifunctional combined apparatus for physical education and exercise |
-
2019
- 2019-01-16 CN CN201920073278.XU patent/CN209525806U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111167076A (en) * | 2020-01-14 | 2020-05-19 | 浙江省柯桥中学 | High school student is with sit up exercise device with vertebra protect function |
| CN111973954A (en) * | 2020-08-28 | 2020-11-24 | 山东工业职业学院 | Multifunctional combined apparatus for physical education and exercise |
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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: 20191022 Termination date: 20220116 |
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| CF01 | Termination of patent right due to non-payment of annual fee |