CN212662574U - Novel dorsal muscle training device for physical education - Google Patents
Novel dorsal muscle training device for physical education Download PDFInfo
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- CN212662574U CN212662574U CN202021298753.2U CN202021298753U CN212662574U CN 212662574 U CN212662574 U CN 212662574U CN 202021298753 U CN202021298753 U CN 202021298753U CN 212662574 U CN212662574 U CN 212662574U
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Abstract
The utility model relates to a novel back muscle training is used in sports teaching device, include the bottom plate and install seat mechanism, stand and the fixed plate on the bottom plate the stand on gliding crossbeam of installing along the horizontal direction setting, the front portion of this crossbeam forms U type frame, this U type frame is located the upper portion of seat mechanism the crossbeam on install training mechanism, install the fixed plate on keeping away from the stand of one side of training mechanism. The utility model has the advantages that: the distance between the training mechanism and the training mechanism can be adjusted according to different trainees, so that the training requirements of different crowds are met; the training person sits on the seat mechanism, holds the U-shaped frame with both hands, pulls the tension spring while pushing the frame upwards, and in the process that the frame rises or descends, the back is rolled by the rollers, so that the back is massaged and bodybuilt.
Description
Technical Field
The utility model relates to a novel dorsal muscle training is used in sports teaching device relates to sports teaching field.
Background
The training of back muscle is an important training program of sports training process, and the back is easily sticis uncomfortable to colliding with in the training of current back muscle training ware, and long-time training is easily injured, has the training intensity of being not convenient for adjust the training ware simultaneously, and the function is comparatively single, can not effectual realization training effect.
Disclosure of Invention
For overcoming prior art's defect, the utility model provides a novel dorsal muscle training is used in sports teaching device, the technical scheme of the utility model is:
the novel dorsal muscle training device for physical education comprises a bottom plate, a seat mechanism, an upright post and a fixing plate, wherein the seat mechanism, the upright post and the fixing plate are arranged on the bottom plate; the seat mechanism comprises a sliding plate, an adjusting bolt, a base plate, an outer sleeve, an inner sleeve, an adjusting lever nut and a handle, wherein the sliding plate is slidably arranged on the bottom plate, the outer sleeve is vertically arranged at the upper part of the sliding plate, the inner sleeve and the outer sleeve are coaxially arranged, and the lower end of the inner sleeve extends into the outer sleeve and is in threaded fit with the outer sleeve; a backing plate is arranged at the upper end of the adjusting lever nut, which extends to the outside of the outer sleeve, an adjusting lever nut is arranged at the joint of the outer sleeve and the inner sleeve, and the lower part of the inner wall of the adjusting lever nut is in running fit with the outer sleeve and is limited by the outer sleeve; the upper part of the inner wall of the adjusting lever nut is in threaded fit with the inner sleeve; a handle is hinged to the outer part of the adjusting lever nut; and an adjusting bolt is arranged on the sliding plate and is in movable fit with the bottom plate.
A plurality of dovetail grooves are formed along the periphery of the upright post, one end of the cross beam is provided with a connecting block, the other end of the cross beam forms the U-shaped frame, dovetail slide blocks corresponding to the dovetail grooves are arranged on the connecting block, and each dovetail slide block is in sliding fit with the corresponding dovetail groove; and a tension spring is detachably arranged between the connecting block and the lower part of the upright post.
The training mechanism comprises a frame, a spring mounting plate, a spring, a guide shaft, a support rod, a roller and a roller mounting plate, and the frame is integrally arranged in a C shape; bottom fixed mounting in the frame has a spring mounting panel install the guiding axle that is L shape setting on the lateral wall in the frame, the gliding installation of gyro wheel mounting panel on the guiding axle, a side of this gyro wheel mounting panel with the spring mounting panel between install the spring, the another side-mounting of this gyro wheel mounting panel has the several bracing piece, each bracing piece all sets up along the horizontal direction the bracing piece on install the gyro wheel.
And a top plate is arranged at the top of the upright post and limits the connecting block.
The number of the rollers is five, and the rollers are integrally arranged in the vertical direction.
The utility model has the advantages that: the seat mechanism is slidably arranged on the bottom plate, so that the distance between the seat mechanism and the training mechanism can be adjusted according to different trainees, and the training requirements of different people are met; the training person sits on the seat mechanism, holds the U-shaped frame with both hands, pulls the tension spring while pushing the frame upwards, and in the process that the frame rises or descends, the back is rolled by the rollers, so that the back is massaged and bodybuilt.
Drawings
Fig. 1 is a schematic view of the main structure of the present invention.
Fig. 2 is a schematic view of the connection relationship between the connection block and the upright post in fig. 1.
Fig. 3 is a schematic diagram of the structure of the exercise mechanism of fig. 1.
Detailed Description
The invention will be further described with reference to specific embodiments, the advantages and features of the invention will become more apparent as the description proceeds. These examples are merely illustrative and do not limit the scope of the invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention, and that such changes and modifications are intended to be included within the scope of the invention.
Referring to fig. 1 to 3, the present invention relates to a novel dorsal muscle training device for physical education, comprising a bottom plate 1, a seat mechanism, a column 9 and a fixing plate 10, wherein the seat mechanism, the column 9 and the fixing plate 10 are installed on the bottom plate 1, a beam 12 is installed on the column 9 in a sliding manner and is arranged along a horizontal direction, the front part of the beam 12 forms a U-shaped frame 15, the U-shaped frame 15 is positioned at the upper part of the seat mechanism, the training mechanism is installed on the beam 12, the fixing plate 10 is installed on the column 9 at one side far away from the training mechanism, and the fixing plate reinforces the column 9; the seat mechanism comprises a sliding plate 7, an adjusting bolt 8, a base plate 2, an outer sleeve 4, an inner sleeve 3, an adjusting lever nut 5 and a handle 6, wherein the sliding plate 7 is slidably arranged on the bottom plate 1, the outer sleeve 4 is vertically arranged on the upper part of the sliding plate 7, the inner sleeve 3 and the outer sleeve 4 are coaxially arranged, and the lower end of the inner sleeve 3 extends into the outer sleeve 4 and is in threaded fit with the outer sleeve 4; the upper end of the inner sleeve extends to the outside of the outer sleeve 4 and is provided with a backing plate 2, the joint of the outer sleeve 4 and the inner sleeve 3 is provided with an adjusting lever nut 5, the lower part of the inner wall of the adjusting lever nut 5 is in running fit with the outer sleeve 4 and is limited by the outer sleeve 4 (when the adjusting lever nut rotates, the adjusting lever nut only rotates on the outer sleeve and does not displace with the outer sleeve); the upper part of the inner wall of the adjusting lever nut 5 is in threaded fit with the inner sleeve 3; a handle 6 is hinged outside the adjusting lever nut 5, and the handle 6 is held to drive the adjusting lever nut to rotate, so that the operation is facilitated; an adjusting bolt 8 is arranged on the sliding plate 7, the adjusting bolt 8 is movably matched with the bottom plate 1, and after the sliding plate is adjusted to a proper position, the adjusting bolt is rotated to enable the adjusting bolt to be tightly propped against the bottom plate, so that the relative fixation between the bottom plate 1 and the sliding plate 7 is realized; when the sliding plate needs to be moved, the adjusting bolt is rotated reversely, so that the adjusting bolt is far away from the bottom plate 1, and the sliding of the sliding plate can be realized.
As shown in fig. 2, a plurality of dovetail grooves 13 are formed along the periphery of the upright post 9, one end of the cross beam 12 is provided with a connecting block 16, the other end of the cross beam forms the U-shaped frame 15, the connecting block 16 is provided with dovetail sliders 17 corresponding to the dovetail grooves 13, and each dovetail slider 17 is in sliding fit with the corresponding dovetail groove 13; tension springs (not shown) are detachably arranged between the connecting blocks 16 and the lower part of the upright post 9, and the tension springs with different strengths can be replaced according to different training strengths.
As shown in fig. 3, the training mechanism comprises a frame 18, a spring mounting plate 19, a spring 20, a guide shaft 24, a support rod 22, a roller 23 and a roller mounting plate 21, and the frame is integrally arranged in a C shape; bottom fixed mounting in the frame has spring mounting panel 20 install the guiding axle 24 that is L shape setting on the lateral wall in the frame 18, the gliding installation of gyro wheel mounting panel 21 on guiding axle 24, a side of this gyro wheel mounting panel 21 with spring mounting panel 19 between install spring 20, the another side-mounting of this gyro wheel mounting panel 21 has several bracing piece 22, each bracing piece 22 all sets up along the horizontal direction the bracing piece 22 on install gyro wheel 23. When the back leans on the roller, the roller mounting plate presses the back through the roller under the action of the spring (the back of the trainer is in elastic contact with the roller under the action of the spring, so that the comfort of the trainer is improved).
A top plate 11 is mounted on the top of the upright post 9, and the top plate 9 limits the connecting block 16.
The five rollers 23 can be arranged and are integrally arranged along the vertical direction, and are used for massaging and exercising the dorsal muscles.
The utility model discloses a theory of operation is: a trainer sits on a base plate of the seat mechanism, adjusts the front and back positions of the sliding plate on the bottom plate by moving the sliding plate, and realizes the lifting of the inner sleeve on the outer sleeve by rotating the adjusting lever nut, thereby realizing the lifting of the base plate; after the chair mechanism is adjusted to a proper position required by a trainer, the U-shaped frame is held by two hands, the frame is pushed upwards or downwards, the tension spring is pulled when the frame rises, the back is rolled by the roller wheel in the process of rising or falling of the frame, the massage and fitness of the back are realized, the tension springs with different elasticity coefficient values can be replaced by combining the training strength of the trainer, the training of the back muscle is completed, and the frame is pushed upwards and downwards in a reciprocating mode to complete the training of the back muscle.
Claims (5)
1. The novel dorsal muscle training device for physical education is characterized by comprising a bottom plate, a seat mechanism, an upright post and a fixing plate, wherein the seat mechanism, the upright post and the fixing plate are arranged on the bottom plate; the seat mechanism comprises a sliding plate, an adjusting bolt, a base plate, an outer sleeve, an inner sleeve, an adjusting lever nut and a handle, wherein the sliding plate is slidably arranged on the bottom plate, the outer sleeve is vertically arranged at the upper part of the sliding plate, the inner sleeve and the outer sleeve are coaxially arranged, and the lower end of the inner sleeve extends into the outer sleeve and is in threaded fit with the outer sleeve; a backing plate is arranged at the upper end of the adjusting lever nut, which extends to the outside of the outer sleeve, an adjusting lever nut is arranged at the joint of the outer sleeve and the inner sleeve, and the lower part of the inner wall of the adjusting lever nut is in running fit with the outer sleeve and is limited by the outer sleeve; the upper part of the inner wall of the adjusting lever nut is in threaded fit with the inner sleeve; a handle is hinged to the outer part of the adjusting lever nut; and an adjusting bolt is arranged on the sliding plate and is in movable fit with the bottom plate.
2. The novel dorsal muscle training device for physical education as claimed in claim 1, wherein a plurality of dovetail grooves are formed along the periphery of the upright post, one end of the cross beam is provided with a connecting block, the other end of the cross beam forms the U-shaped frame, dovetail sliders corresponding to the dovetail grooves are arranged on the connecting block, and each dovetail slider is in sliding fit with the corresponding dovetail groove; and a tension spring is detachably arranged between the connecting block and the lower part of the upright post.
3. The novel dorsal muscle training device for physical education as claimed in claim 1 or 2, wherein the training mechanism comprises a frame, a spring mounting plate, a spring, a guide shaft, a support rod, a roller and a roller mounting plate, the frame is arranged in a C shape as a whole; bottom fixed mounting in the frame has a spring mounting panel install the guiding axle that is L shape setting on the lateral wall in the frame, the gliding installation of gyro wheel mounting panel on the guiding axle, a side of this gyro wheel mounting panel with the spring mounting panel between install the spring, the another side-mounting of this gyro wheel mounting panel has the several bracing piece, each bracing piece all sets up along the horizontal direction the bracing piece on install the gyro wheel.
4. The novel dorsal muscle training device for physical education as claimed in claim 2, wherein a top plate is attached to the top of the upright post and limits the connecting block.
5. The novel dorsal muscle training device for physical education as claimed in claim 3, wherein the number of said rollers is five, and the whole is arranged in a vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298753.2U CN212662574U (en) | 2020-07-06 | 2020-07-06 | Novel dorsal muscle training device for physical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298753.2U CN212662574U (en) | 2020-07-06 | 2020-07-06 | Novel dorsal muscle training device for physical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212662574U true CN212662574U (en) | 2021-03-09 |
Family
ID=74839920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021298753.2U Active CN212662574U (en) | 2020-07-06 | 2020-07-06 | Novel dorsal muscle training device for physical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212662574U (en) |
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2020
- 2020-07-06 CN CN202021298753.2U patent/CN212662574U/en active Active
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