CN112316359A - University student tempers chest expander - Google Patents
University student tempers chest expander Download PDFInfo
- Publication number
- CN112316359A CN112316359A CN202011122298.5A CN202011122298A CN112316359A CN 112316359 A CN112316359 A CN 112316359A CN 202011122298 A CN202011122298 A CN 202011122298A CN 112316359 A CN112316359 A CN 112316359A
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- CN
- China
- Prior art keywords
- hole
- fixing
- handle
- movable
- rubber soft
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Classifications
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/02—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
- A63B21/055—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B23/00—Exercising apparatus specially adapted for particular parts of the body
- A63B23/035—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
- A63B23/12—Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for upper limbs or related muscles, e.g. chest, upper back or shoulder muscles
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention belongs to the field of exercise, in particular to a student exercising chest expander, aiming at the problems that the existing chest expander is generally of an integrated structure, the exercise strength of tension cannot be freely increased according to the arm force of students, and the use requirement cannot be met, the invention provides a scheme that the chest expander comprises a rubber soft rod, handles are symmetrically arranged on two sides of the rubber soft rod, a movable groove is formed in one side of each handle, which is close to the rubber soft rod, the rubber soft rod extends into the movable groove, the rubber soft rod is movably arranged in the movable groove, a fixing piece is arranged on each handle, fixing blocks are respectively and symmetrically arranged on the handle at one side, the fixing pieces are fixedly arranged between the fixing blocks, and fixing through holes are formed in the fixing pieces, the use requirement is met.
Description
Technical Field
The invention relates to the technical field of exercise, in particular to an exercise chest expander for college students.
Background
Exercise is a chinese vocabulary with du-ra-li-an, defined as a physical activity that utilizes planned, structural, and repetitive limb activities to improve the health of one or more body parts; strengthening body through sports, cultivating courageous, organic and intelligent and maintaining collective benefits. University student tempers oneself health through the sports mode often in daily life to keep a sound study state, some students temper oneself's health through the form of playing basketball or running, and some students often use the chest expander to temper oneself simultaneously, but the chest expander that exists generally is mostly a body structure, can not freely increase tensile exercise intensity according to student's arm strength, can not satisfy the demand of using.
Disclosure of Invention
The invention aims to solve the problems that the existing chest developer is generally of an integrated structure, the exercise intensity of pulling force cannot be freely increased according to arm force of students, and the use requirement cannot be met.
In order to achieve the purpose, the invention adopts the following technical scheme:
an university student exercises chest expander, includes the soft stick of rubber, the bilateral symmetry of the soft stick of rubber is equipped with the handle, the handle is close to one side of the soft stick of rubber and has seted up movable recess, and the soft stick of rubber extends to in the movable recess, the activity of the soft stick of rubber is located in the movable recess, be equipped with the mounting on the handle, the handle that is located one side is symmetrical respectively and is equipped with the fixed block, and mounting fixed mounting is in between the fixed block, seted up fixed through-hole on the mounting, be equipped with tension spring between the mounting, and tension spring's both ends activity is located in the fixed through-hole, be located the handle of opposite side and symmetry is equipped with the locating piece, and the locating piece is located one side of mounting, set up the screw thread through-hole on the locating piece, the activity is equipped with full thread double-screw bolt in the screw thread, the one end that the full thread double-screw bolt is close to the mounting is connected with the fixing base, the rectangle through-hole has been seted up on the fixing base, the rectangle through-hole internalization is equipped with the movable ball, one side of rectangle through-hole is equipped with the movable through-hole, and the movable through-hole is seted up on the fixing base, the activity is equipped with the connecting piece in the movable through-hole, and outside the connecting piece extended to the movable through-hole, the one end of connecting piece welds on the movable ball, and the one end that the movable ball was kept.
Preferably, the handle is sleeved with a first anti-slip sleeve, the turntable is sleeved with a second anti-slip sleeve, and the first anti-slip sleeve and the second anti-slip sleeve are made of the same material.
Preferably, the inner wall both sides of activity recess have seted up the location channel symmetrically, and the both sides of rubber soft stick are equipped with the slider respectively symmetrically, the slider activity is located in the location channel.
Preferably, the number of the fixing through holes is four, the fixing through holes are equidistantly arranged on the fixing piece in a circular shape, and the number of the tension springs is four.
Preferably, a threaded concave hole is formed in the handle located on the other side, a screw is movably arranged in the threaded concave hole, two sides of the positioning block are connected with fixing gaskets, a first through hole is formed in each fixing gasket, and the screw is movably arranged in the first through hole.
Preferably, the cross section of the movable through hole is of a circular structure, and the radius of the movable through hole is smaller than that of the movable ball.
Preferably, a second through hole is formed in the circle center of the fixing piece, and the fixing piece is movably sleeved on the handle through the second through hole.
According to the university student exercise chest expander, the fixing piece is additionally arranged, the fixing piece is movably arranged on the handle, meanwhile, the tension spring is movably arranged in the fixing through hole, the number of the tension springs can be freely adjusted according to the requirements of study and exercise, so that the student exercise requirements of different arm strengths can be met, meanwhile, the full-thread stud and the thread through hole are additionally arranged, the full-thread stud can be movably arranged in the thread through hole, the full-thread stud can be used for driving the movable ball to move, the movable ball rotates in the limiting through hole, so that the movable ball can drive the fixing piece to move by using the connecting piece, the tension spring is conveniently and quickly fixed, and the operation is simple;
the tension spring fixing device is reasonable in structure, the tension strength of the tension device can be freely adjusted according to the exercise requirements of students, and meanwhile, the tension spring can be quickly detached and fixed, so that the using requirements are met.
Drawings
Fig. 1 is a schematic structural diagram of an university student exercise chest expander provided by the invention;
fig. 2 is a schematic structural diagram of part a of an university student exercise chest expander according to the present invention;
fig. 3 is a schematic structural view of a fixing member of an university student exercise chest expander according to the present invention;
fig. 4 is a schematic diagram of a movable groove structure of an university student exercise chest expander provided by the invention.
In the figure: the anti-skid device comprises 1 rubber soft rod, 2 handles, 3 movable grooves, 4 fixing pieces, 5 fixing blocks, 6 fixing through holes, 7 tension springs, 8 positioning blocks, 9 threaded through holes, 10 full-threaded studs, 11 rotating discs, 12 fixing seats, 13 rectangular through holes, 14 movable balls, 15 movable through holes, 16 connecting pieces, 17 first anti-skid sleeves, 18 positioning channels and 19 sliding blocks.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an university student exercises chest expander comprises a rubber soft rod 1, wherein handles 2 are symmetrically arranged on two sides of the rubber soft rod 1, movable grooves 3 are formed in one sides, close to the rubber soft rod 1, of the handles 2, the rubber soft rod 1 extends into the movable grooves 3, the rubber soft rod 1 is movably arranged in the movable grooves 3, fixing pieces 4 are arranged on the handles 2, fixing blocks 5 are symmetrically arranged on the handles 2 on one side respectively, the fixing pieces 4 are fixedly arranged between the fixing blocks 5, fixing through holes 6 are formed in the fixing pieces 4, tension springs 7 are arranged between the fixing pieces 4, two ends of each tension spring 7 are movably arranged in the fixing through holes 6, positioning blocks 8 are symmetrically arranged on the handles 2 on the other side, the positioning blocks 8 are arranged on one side of the fixing pieces 4, threaded through holes 9 are formed in the positioning blocks 8, and full-thread studs 10 are movably, and full thread stud 10 extends to outside locating piece 8, the one end that full thread stud 10 kept away from mounting 4 is connected with carousel 11, the one end that full thread stud 10 is close to mounting 4 is connected with fixing base 12, rectangular through-hole 13 has been seted up on fixing base 12, rectangle through-hole 13 internalization is equipped with movable ball 14, one side of rectangle through-hole 13 is equipped with movable through-hole 15, and movable through-hole 15 sets up on fixing base 12, the internalization is equipped with connecting piece 16 in the movable through-hole 15, and connecting piece 16 extends to outside movable through-hole 15, the one end of connecting piece 16 welds on movable ball 14, and the one end that connecting piece 16 kept away from movable ball 14 welds on mounting.
In the invention, a first anti-skid sleeve 17 is sleeved on a handle 2, a second anti-skid sleeve is sleeved on a rotary table 11, the first anti-skid sleeve 17 and the second anti-skid sleeve are made of the same material, positioning grooves 18 are symmetrically formed on two sides of the inner wall of a movable groove 3, sliding blocks 19 are symmetrically arranged on two sides of a rubber soft rod 1 respectively, the sliding blocks 19 are movably arranged in the positioning grooves 18, four fixed through holes 6 are formed in the fixed through holes 6 and are equidistantly and circularly arranged on a fixed part 4, four tension springs 7 are arranged, a threaded concave hole is formed in the handle 2 positioned on the other side, a screw is movably arranged in the threaded concave hole, two sides of a positioning block 8 are connected with a fixed gasket, a first through hole is formed in the fixed gasket, the screw is movably arranged in the first through hole, the cross section of the movable through hole 15 is of a circular structure, the radius of the movable through hole 15 is smaller than that of, and the fixing piece 4 is movably sleeved on the handle 2 through the second through hole.
In the invention, when the tension spring 7 needs to be reduced, the rotating disc 11 is rotated simultaneously by hand, the rotating disc 11 drives the full-thread stud 10 to rotate, the full-thread stud 10 rotates in the thread through hole 9, the full-thread stud 10 drives the fixed seat 12 to move, the fixed seat 12 drives the movable ball 14 to move, the movable ball 14 drives the connecting piece 16 to move, meanwhile, the connecting piece 16 moves in the movable through hole 15, the connecting piece 16 drives the fixed piece 4 to move, the fixed piece 4 moves on the handle 2, the tension spring 7 is loosened, the proper tension spring 7 is taken out from the fixed through hole 6 rapidly, after the tension spring 7 suitable for self exercise requirements is reserved, the rotating disc 11 is rotated simultaneously by hand, the rotating disc 11 drives the full-thread stud 10 to rotate, the full-thread stud 10 rotates in the thread through hole 9, the full-thread stud 10 drives the fixed seat 12 to move, the fixed seat 12, meanwhile, the connecting piece 16 moves in the movable through hole 15, the connecting piece 16 drives the fixing piece 4 to move, the fixing piece 4 moves on the handle 2, the tension spring 7 is quickly tightened and fixed, and the body is exercised by using an instrument.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides an university student takes exercise chest expander, includes rubber soft stick (1), its characterized in that, the bilateral symmetry of rubber soft stick (1) is equipped with handle (2), movable recess (3) have been seted up to one side that handle (2) are close to rubber soft stick (1), and rubber soft stick (1) extends to in the activity recess (3), rubber soft stick (1) activity is located in activity recess (3), be equipped with mounting (4) on handle (2), be located handle (2) of one side respectively the symmetry be equipped with fixed block (5), and mounting (4) fixed mounting between fixed block (5), fixing through-hole (6) have been seted up on mounting (4), be equipped with tension spring (7) between mounting (4), and the both ends activity of tension spring (7) are located in fixed through-hole (6), be located handle (2) of opposite side on the symmetry be equipped with locating piece (8), and the locating block (8) is arranged on one side of the fixing block (4), a threaded through hole (9) is formed in the locating block (8), a full-thread stud (10) is movably arranged in the threaded through hole (9), the full-thread stud (10) extends out of the locating block (8), one end, far away from the fixing block (4), of the full-thread stud (10) is connected with a turntable (11), one end, close to the fixing block (4), of the full-thread stud (10) is connected with a fixing seat (12), a rectangular through hole (13) is formed in the fixing seat (12), a movable ball (14) is movably arranged in the rectangular through hole (13), a movable through hole (15) is formed in one side of the rectangular through hole (13), the movable through hole (15) is formed in the fixing seat (12), a connecting piece (16) is movably arranged in the movable through hole (15), and the connecting piece (16) extends out of, one end of the connecting piece (16) is welded on the movable ball (14), and the end of the connecting piece (16) far away from the movable ball (14) is welded on the fixed piece (4).
2. An university student's exercise chest expander as claimed in claim 1, characterized in that the handle (2) is sleeved with a first anti-slip cover (17) and the turntable (11) is sleeved with a second anti-slip cover, the first anti-slip cover (17) and the second anti-slip cover being made of the same material.
3. The university student's exercise chest expander according to claim 1, characterized in that the movable groove (3) is symmetrically provided with positioning grooves (18) on both sides of the inner wall, and the rubber soft rod (1) is symmetrically provided with sliding blocks (19) on both sides, wherein the sliding blocks (19) are movably arranged in the positioning grooves (18).
4. An university student exercise chest developer according to claim 1, wherein the number of the fixing through holes (6) is four, and the fixing pieces (4) are opened in a circular shape at equal intervals, and the number of the tension springs (7) is four.
5. The student exercising chest expander as claimed in claim 1, wherein the handle (2) at the other side is provided with a threaded recess, and a screw is movably provided in the threaded recess, both sides of the positioning block (8) are connected with fixing gaskets, the fixing gaskets are provided with first through holes, and the screw is movably provided in the first through hole.
6. An university student exercise chest developer according to claim 1, wherein the cross-section of the activity through hole (15) is a circular structure, and the radius of the activity through hole (15) is smaller than the radius of the activity ball (14).
7. The university student's exercise chest expander of claim 1, characterized in that the center of the circle of the fixing piece (4) is provided with a second through hole, and the fixing piece (4) is movably sleeved on the handle (2) through the second through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011122298.5A CN112316359A (en) | 2020-10-20 | 2020-10-20 | University student tempers chest expander |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011122298.5A CN112316359A (en) | 2020-10-20 | 2020-10-20 | University student tempers chest expander |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112316359A true CN112316359A (en) | 2021-02-05 |
Family
ID=74310563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011122298.5A Pending CN112316359A (en) | 2020-10-20 | 2020-10-20 | University student tempers chest expander |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112316359A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206621707U (en) * | 2016-12-05 | 2017-11-10 | 李韵璐 | A kind of novel and multifunctional chest expander |
| CN209237249U (en) * | 2018-10-08 | 2019-08-13 | 阮哲 | A kind of physical fitness stretcher |
| CN211410875U (en) * | 2019-11-26 | 2020-09-04 | 南京机电职业技术学院 | Upper limb exercising device for physical training |
| CN111766961A (en) * | 2020-05-29 | 2020-10-13 | 郑州轻工业大学 | Mouse connecting wire with tension type body-building function |
-
2020
- 2020-10-20 CN CN202011122298.5A patent/CN112316359A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206621707U (en) * | 2016-12-05 | 2017-11-10 | 李韵璐 | A kind of novel and multifunctional chest expander |
| CN209237249U (en) * | 2018-10-08 | 2019-08-13 | 阮哲 | A kind of physical fitness stretcher |
| CN211410875U (en) * | 2019-11-26 | 2020-09-04 | 南京机电职业技术学院 | Upper limb exercising device for physical training |
| CN111766961A (en) * | 2020-05-29 | 2020-10-13 | 郑州轻工业大学 | Mouse connecting wire with tension type body-building function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210205 |
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| RJ01 | Rejection of invention patent application after publication |