CN112426697A - Indoor physical education teaching equipment - Google Patents
Indoor physical education teaching equipment Download PDFInfo
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- CN112426697A CN112426697A CN202110114511.6A CN202110114511A CN112426697A CN 112426697 A CN112426697 A CN 112426697A CN 202110114511 A CN202110114511 A CN 202110114511A CN 112426697 A CN112426697 A CN 112426697A
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- longitudinal
- vertical
- fixedly connected
- guide groove
- screw
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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
- A63B69/00—Training appliances or apparatus for special sports
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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
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/0724—Bar-bells; Hand bars
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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
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/0726—Dumb bells, i.e. with a central bar to be held by a single hand, and with weights at the ends
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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
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/0054—Features for injury prevention on an apparatus, e.g. shock absorbers
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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
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/04—Games or sports accessories not covered in groups A63B1/00 - A63B69/00 for small-room or indoor sporting games
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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
- A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
- A63B71/0054—Features for injury prevention on an apparatus, e.g. shock absorbers
- A63B2071/0063—Shock absorbers
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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
- A63B2244/00—Sports without balls
- A63B2244/09—Weight-lifting
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Manipulator (AREA)
Abstract
The invention discloses indoor physical education teaching equipment, which comprises a vertical movement device, a longitudinal movement device, a first anti-skid pad, a pull rod device, a first locking screw, a first damping device, a second anti-skid pad, a dumbbell rod, a second damping device and a second locking screw, wherein the first anti-skid pad is arranged on the upper part of the vertical movement device; the dumbbell rod vertical movement device has the advantages that the structure is reasonable and simple, the production cost is low, the installation is convenient, the functions are complete, the first motor can ensure that the whole vertical movement device can vertically move in a horizontal state, and the second motor can ensure that the whole dumbbell rod can vertically move, so that the stability and the reliability in the training process are ensured; according to the dumbbell rod, the vertical motion device and the longitudinal motion device work together, so that the dumbbell rod can be ensured to perform vertical and longitudinal combined motion in a horizontal state, the requirement of action leader training of a weight lifting athlete is met, and the training progress of the weight lifting athlete is improved.
Description
Technical Field
The invention relates to the technical field of sports equipment, in particular to indoor sports teaching equipment.
Background
Sports, which is a complex social culture phenomenon, takes physical and intellectual activities as basic means, and achieves conscious, purposeful and organized social activities of promoting overall development, improving physical quality and overall education level, enhancing physical fitness and athletic ability, improving life style and improving life quality according to laws such as human growth and development, skill formation, function improvement and the like; the action leader is important for the weightlifting athlete, the weightlifting can be finished only in one go, and the existing indoor physical education equipment is difficult to meet the requirement of the weightlifting athlete on the action leader training, so that the training progress of the weightlifting athlete is influenced.
Disclosure of Invention
The invention aims to solve the problems that the conventional indoor physical teaching equipment is difficult to meet the requirement of action of a weightlifting athlete to lead to training, so that the training progress of the weightlifting athlete is influenced.
In order to solve the above problems, the present invention provides a technical solution: the utility model provides a be used for indoor sports teaching equipment, its innovation point lies in: the device comprises a vertical movement device, a longitudinal movement device, a first anti-skid pad, a pull rod device, a first locking screw, a first damping device, a second anti-skid pad, a dumbbell rod, a second damping device and a second locking screw; the vertical sliding block on the inner side of the vertical movement device is fixedly connected with the outer side of the longitudinal movement device; the center of the inner side of the longitudinal movement device is fixedly connected with a pull rod device; the rear side of the damping device I is fixedly connected to the right front side of the longitudinal movement device through a locking screw I; the rear side of the second damping device is fixedly connected to the left front side of the longitudinal movement device through a second locking screw, and the right side of the second damping device is connected with the left side of the first damping device through a dumbbell rod; the first anti-skid pad is fixedly connected to the bottom surface of the vertical movement device; and the second anti-skid pad is fixedly connected to the front center of the bottom surface of the vertical movement device.
Preferably, the specific structure of the vertical movement device comprises a base, a transmission shaft, a first driven gear, a first driving gear, a first motor, a first upright post, a first vertical guide groove, a first vertical screw, a first vertical slider, a second upright post, a second vertical slider, a second vertical guide groove, a second vertical screw, a second driven gear and a second driving gear; the upper left side of the base is fixedly connected with a first upright post, the upper right side of the base is fixedly connected with a second upright post, and the end part of the left side of the base is fixedly connected with a first motor; the transmission shaft is movably connected in a transverse hole formed in the center of the base, a first driving gear is fixedly connected to the outer portion of the left side of the transmission shaft, a second driving gear is fixedly connected to the outer portion of the right side of the transmission shaft, and the end portion of the left side of the transmission shaft is fixedly connected with a right output shaft of a first motor; a vertical guide groove I is formed in the right side of the upright post I; a vertical guide groove II is formed in the left side of the upright post II; the first vertical screw is movably connected in the center of the first vertical guide groove, the lower end of the first vertical screw is fixedly connected with a first driven gear, and the first driven gear is connected with a first driving gear; the first vertical sliding block is vertically and movably connected in the first vertical guide groove, and a vertical threaded hole formed in the center of the first vertical sliding block is connected with the first vertical screw rod; the second vertical screw rod is movably connected in the center of the second vertical guide groove, the end part of the lower side of the second vertical screw rod is fixedly connected with a second driven gear, and the second driven gear is connected with the second driving gear; the vertical sliding block II is vertically movably connected in the vertical guide groove II, and a vertical threaded hole formed in the center of the vertical sliding block II is connected with the vertical screw rod II.
Preferably, the first motor is a stepping motor.
Preferably, the first vertical guide groove and the second vertical guide groove are both T-shaped guide grooves.
Preferably, the longitudinal movement device comprises a longitudinal guide groove seat I, a longitudinal arm I, a longitudinal screw rod I, a driving pulley, a motor II, a connecting seat, a synchronous belt, a driven pulley, a longitudinal screw rod II, a longitudinal guide groove seat II and a longitudinal arm II; the rear end part of the longitudinal guide groove seat is fixedly connected with the left front side of the connecting seat; the rear end part of the longitudinal guide groove seat II is fixedly connected with the right front side of the connecting seat; the first longitudinal screw is movably connected in the center of the first longitudinal guide groove seat, and the outer part of the rear side of the first longitudinal screw is fixedly connected with a driving belt wheel; the second longitudinal screw rod is movably connected in the center of the second longitudinal guide groove seat, and a driven belt wheel is fixedly connected to the outer part of the rear side of the second longitudinal screw rod; the driving belt wheel and the driven belt wheel are respectively movably connected to the left side and the right side inside the connecting seat, and the driving belt wheel is connected with the driven belt wheel through a synchronous belt; the second motor is fixedly connected to the outside of the left rear side of the connecting seat, and an output shaft of the second motor is fixedly connected with the rear side end of the first longitudinal screw rod; the first longitudinal arm is longitudinally and movably connected inside the first longitudinal guide groove seat, and a longitudinal threaded hole formed in the center of the first longitudinal arm is connected with the first longitudinal screw rod; the second longitudinal arm is longitudinally movably connected inside the second longitudinal guide groove seat, and a longitudinal threaded hole formed in the center of the second longitudinal arm is connected with the second longitudinal screw.
Preferably, the second motor is a stepping motor.
Preferably, the structure of the second damping device is consistent with that of the first damping device, and the specific structure of the first damping device comprises a fixed seat, a damping sleeve body, a top block, a damping spring and an end cover; the damping sleeve body is fixedly connected to the left side inside the fixed seat through an end cover; the kicking block is horizontal swing joint on the inside right side of fixing base, be equipped with damping spring between kicking block right flank and the inside right flank of fixing base.
Preferably, the specific structure of the pull rod device comprises a first clamping sleeve body, a first fixing screw, a pull rod, a second clamping sleeve body and a second fixing screw; the right side of the pull rod is fixedly connected inside the first clamping sleeve body through a first fixing screw, and the left side of the pull rod is fixedly connected inside the second clamping sleeve body through a second fixing screw.
The invention has the beneficial effects that:
(1) the dumbbell rod vertical movement device has the advantages of reasonable and simple structure, low production cost, convenience in installation and complete functions, the first motor can ensure that the whole vertical movement device can vertically move in a horizontal state, and the second motor can ensure that the whole dumbbell rod can vertically move, so that the stability and the reliability in training are ensured.
(2) According to the dumbbell rod, the vertical motion device and the longitudinal motion device work together, so that the dumbbell rod can be ensured to perform vertical and longitudinal combined motion in a horizontal state, the requirement of action leader training of a weight lifting athlete is met, and the training progress of the weight lifting athlete is improved.
(3) The first damping device and the second damping device arranged in the dumbbell rod can damp the two sides of the dumbbell rod, so that a weightlifter can not be damaged during training, and the training effect is improved.
(4) The non-slip mat I and the non-slip mat II are arranged in the training device, so that a weightlifting athlete can not slip down during training, and the using effect is improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the vertical movement device.
Fig. 3 is a schematic structural view of the longitudinal movement device.
Fig. 4 is a schematic structural view of the shock absorbing device.
Fig. 5 is a schematic structural view of the drawbar device.
1-a vertical movement device; 2-longitudinal movement means; 3-a first anti-skid pad; 4-a pull rod device; 5, locking the first screw; 6, damping device one; 7-antiskid pad II; 8-a dumbbell bar; 9-damping device two; 10-locking a second screw; 11-a base; 12-a drive shaft; 13-a driven gear one; 14-a first driving gear; 15-motor one; 16-column one; 17-a first vertical guide groove; 18-a vertical screw rod I; 19-a first vertical sliding block; 110-column two; 111-vertical sliding block two; 112-vertical guide groove two; 113-a vertical screw rod II; 114-driven gear two; 115-driving gear two; 21-a longitudinal guide groove seat I; 22-longitudinal arm one; 23-longitudinal screw rod I; 24-a driving pulley; 25-motor two; 26-a connecting seat; 27-a synchronous belt; 28-a driven pulley; 29-longitudinal screw II; 210-a longitudinal guide groove seat II; 211-longitudinal arm two; 61-a fixed seat; 62-a shock-absorbing sleeve body; 63-a top block; 64-a shock absorbing spring; 65-end cap; 41-cutting the ferrule body I; 42-fixing the screw I; 43-a pull rod; 44-cutting the ferrule body II; 45-fixing the second screw.
Detailed Description
As shown in fig. 1, the following technical solutions are adopted in the present embodiment: a sports teaching device used indoors comprises a vertical movement device 1, a longitudinal movement device 2, a first anti-skid pad 3, a pull rod device 4, a first locking screw 5, a first damping device 6, a second anti-skid pad 7, a dumbbell rod 8, a second damping device 9 and a second locking screw 10; the vertical sliding block on the inner side of the vertical movement device 1 is fixedly connected with the outer side of the longitudinal movement device 2; the center of the inner side of the longitudinal movement device 2 is fixedly connected with a pull rod device 4; the rear side of the first damping device 6 is fixedly connected to the right front side of the longitudinal movement device 2 through a locking screw I5; the rear side of the second damping device 9 is fixedly connected to the left front side of the longitudinal movement device 2 through a second locking screw 10, and the right side of the second damping device 9 is connected with the left side of the first damping device 6 through a dumbbell rod 8; the non-slip mat I3 is fixedly connected to the bottom surface of the vertical movement device 1; and the second anti-skid pad 7 is fixedly connected to the front center of the bottom surface of the vertical movement device 1.
As shown in fig. 2, the specific structure of the vertical motion device 1 includes a base 11, a transmission shaft 12, a first driven gear 13, a first driving gear 14, a first motor 15, a first upright post 16, a first vertical guide slot 17, a first vertical screw 18, a first vertical slider 19, a second upright post 110, a second vertical slider 111, a second vertical guide slot 112, a second vertical screw 113, a second driven gear 114, and a second driving gear 115; the left upper side of the base 11 is fixedly connected with a first upright post 16, the right upper side of the base 11 is fixedly connected with a second upright post 110, and the left end part of the base 11 is fixedly connected with a first motor 15; the transmission shaft 12 is movably connected in a transverse hole formed in the center of the base 11, a driving gear I14 is fixedly connected to the outer portion of the left side of the transmission shaft 12, a driving gear II 115 is fixedly connected to the outer portion of the right side of the transmission shaft 12, and the end portion of the left side of the transmission shaft 12 is fixedly connected with an output shaft of a motor I15 on the right side; a vertical guide groove I17 is formed in the right side of the upright post I16; a vertical guide groove II 112 is formed in the left side of the upright post II 110; the first vertical screw 18 is movably connected in the center of the first vertical guide groove 17, the end part of the lower side of the first vertical screw 18 is fixedly connected with a first driven gear 13, and the first driven gear 13 is connected with a first driving gear 14; the first vertical sliding block 19 is vertically and movably connected in the first vertical guide groove 17, and a vertical threaded hole formed in the center of the first vertical sliding block 19 is connected with the first vertical screw rod 18; the second vertical screw 113 is movably connected in the center of the second vertical guide groove 112, the lower end part of the second vertical screw 113 is fixedly connected with a second driven gear 114, and the second driven gear 114 is connected with a second driving gear 115; the second vertical sliding block 111 is vertically movably connected in the second vertical guide groove 112, and a vertical threaded hole formed in the center of the second vertical sliding block 111 is connected with the second vertical screw 113.
The first motor 15 is a stepping motor; the first vertical guide groove 17 and the second vertical guide groove 112 are both T-shaped guide grooves.
As shown in fig. 3, the specific structure of the longitudinal movement device 2 includes a longitudinal guide groove seat one 21, a longitudinal arm one 22, a longitudinal screw rod one 23, a driving pulley 24, a motor two 25, a connecting seat 26, a synchronous belt 27, a driven pulley 28, a longitudinal screw rod two 29, a longitudinal guide groove seat two 210, and a longitudinal arm two 211; the rear end part of the longitudinal guide groove seat I21 is fixedly connected with the left front side of the connecting seat 26; the rear end part of the second longitudinal guide groove seat 210 is fixedly connected with the right front side of the connecting seat 26; the longitudinal screw rod I23 is movably connected in the center of the longitudinal guide groove seat I21, and the outside of the rear side of the longitudinal screw rod I23 is fixedly connected with a driving belt pulley 24; the second longitudinal screw 29 is movably connected in the center of the second longitudinal guide groove seat 210, and the outside of the rear side of the second longitudinal screw 29 is fixedly connected with a driven belt wheel 28; the driving belt wheel 24 and the driven belt wheel 28 are respectively movably connected to the left side and the right side inside the connecting seat 26, and the driving belt wheel 24 is connected with the driven belt wheel 28 through a synchronous belt 27; the second motor 25 is fixedly connected to the outer portion of the left rear side of the connecting seat 26, and an output shaft of the second motor 25 is fixedly connected with the rear side end portion of the first longitudinal screw 23; the longitudinal arm I22 is longitudinally movably connected inside the longitudinal guide groove seat I21, and a longitudinal threaded hole formed in the center of the longitudinal arm I22 is connected with a longitudinal screw rod I23; the second longitudinal arm 211 is longitudinally movably connected inside the second longitudinal guide groove seat 210, and a longitudinal threaded hole formed in the center of the second longitudinal arm 211 is connected with the second longitudinal screw 29.
Wherein the second motor 25 is a stepping motor.
As shown in fig. 4, the second damping device 9 and the first damping device 6 have the same structure, and the specific structure of the first damping device 6 includes a fixing seat 61, a damping sleeve body 62, a top block 63, a damping spring 64 and an end cover 65; the damping sleeve body 62 is fixedly connected to the left side inside the fixed seat 61 through an end cover 65; the kicking block 63 is horizontal swing joint in the inside right side of fixing base 61, be equipped with damping spring 64 between kicking block 63 right flank and the inside right flank of fixing base 61.
As shown in fig. 5, the specific structure of the pull rod device 4 includes a first clamping sleeve body 41, a first fixing screw 42, a pull rod 43, a second clamping sleeve body 44 and a second fixing screw 45; the right side of the pull rod 43 is fixedly connected inside the first clamping sleeve body 41 through a first fixing screw 42, and the left side of the pull rod 43 is fixedly connected inside the second clamping sleeve body 44 through a second fixing screw 45.
The using state of the invention is as follows: the invention has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, the motor I15 arranged here can drive the driving gear I14 and the driving gear II 115 to rotate through the transmission shaft 12, the rotation of the driving gear I14 can drive the vertical screw rod I18 to rotate through the driven gear I13 to drive the vertical slide block I19 to vertically move, the rotation of the driving gear II 115 can synchronously drive the vertical slide block II 111 to vertically move, the synchronous vertical movement of the vertical slide block I19 and the vertical slide block II 111 can ensure that the whole longitudinal movement device 2 vertically moves in a horizontal state, the motor II 25 arranged can drive the longitudinal screw rod I23 and the driving pulley 24 to rotate, the rotation of the longitudinal screw rod I23 can drive the longitudinal arm I22 to longitudinally move, and the rotation of the driving pulley 24 can drive the driven pulley 28 and the longitudinal screw rod II 29 to rotate through the synchronous belt 27, the rotation of the longitudinal screw rod II 29 can synchronously drive the longitudinal arm II 211 to move longitudinally, the integral longitudinal movement of the dumbbell rod 8 can be ensured through the synchronous longitudinal movement of the longitudinal arm I22 and the longitudinal arm II 211, so that the stability and the reliability during training are ensured, the combined work of the vertical movement device 1 and the longitudinal movement device 2 can ensure that the dumbbell rod 8 can carry out vertical and longitudinal combined movement in a horizontal state, the requirement of action leader training of a weightlifter is met, the training progress of the weightlifter is improved, in addition, the damping device I6 and the damping device II 9 are arranged to damp two sides of the dumbbell rod 8, so that the weightlifter can not be damaged during training, the antiskid training effect is improved, the mat I3 and the antiskid mat II 7 are arranged, so that the weightlifter can not slide down during training, the use effect is also improved.
In the case of the control mode of the invention, which is controlled by manual actuation or by means of existing automation techniques, the wiring diagram of the power elements and the provision of power are known in the art and the invention is primarily intended to protect the mechanical means, so that the control mode and wiring arrangement are not explained in detail in the present invention.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (8)
1. The utility model provides a be used for indoor sports teaching equipment which characterized in that: the dumbbell comprises a vertical movement device (1), a longitudinal movement device (2), a first anti-skid pad (3), a pull rod device (4), a first locking screw (5), a first damping device (6), a second anti-skid pad (7), a dumbbell rod (8), a second damping device (9) and a second locking screw (10);
the vertical sliding block on the inner side of the vertical movement device (1) is fixedly connected with the outer side of the longitudinal movement device (2);
the center of the inner side of the longitudinal movement device (2) is fixedly connected with a pull rod device (4);
the rear side of the first damping device (6) is fixedly connected to the right front side of the longitudinal movement device (2) through a locking screw I (5);
the rear side of the second damping device (9) is fixedly connected to the left front side of the longitudinal movement device (2) through a second locking screw (10), and the right side of the second damping device (9) is connected with the left side of the first damping device (6) through a dumbbell rod (8);
the first anti-skid pad (3) is fixedly connected to the bottom surface of the vertical movement device (1);
the non-slip mat II (7) is fixedly connected to the center of the front side of the bottom surface of the vertical movement device (1).
2. A sports teaching device for use indoors according to claim 1, wherein: the specific structure of the vertical movement device (1) comprises a base (11), a transmission shaft (12), a driven gear I (13), a driving gear I (14), a motor I (15), an upright post I (16), a vertical guide groove I (17), a vertical screw rod I (18), a vertical slider I (19), an upright post II (110), a vertical slider II (111), a vertical guide groove II (112), a vertical screw rod II (113), a driven gear II (114) and a driving gear II (115);
a first upright post (16) is fixedly connected to the left upper side of the base (11), a second upright post (110) is fixedly connected to the right upper side of the base (11), and a first motor (15) is fixedly connected to the left end of the base (11);
the transmission shaft (12) is movably connected in a transverse hole formed in the center of the base (11), a first driving gear (14) is fixedly connected to the outer portion of the left side of the transmission shaft (12), a second driving gear (115) is fixedly connected to the outer portion of the right side of the transmission shaft (12), and the end portion of the left side of the transmission shaft (12) is fixedly connected with an output shaft of the right side of a first motor (15);
a vertical guide groove I (17) is formed in the right side of the upright post I (16);
a vertical second guide groove (112) is formed in the left side of the second upright post (110);
the first vertical screw (18) is movably connected in the center of the first vertical guide groove (17), a first driven gear (13) is fixedly connected to the end part of the lower side of the first vertical screw (18), and the first driven gear (13) is connected with a first driving gear (14);
the first vertical sliding block (19) is vertically and movably connected in the first vertical guide groove (17), and a vertical threaded hole formed in the center of the first vertical sliding block (19) is connected with a first vertical screw rod (18);
the second vertical screw (113) is movably connected in the center of the second vertical guide groove (112), a second driven gear (114) is fixedly connected to the lower end of the second vertical screw (113), and the second driven gear (114) is connected with a second driving gear (115);
the second vertical sliding block (111) is vertically movably connected into the second vertical guide groove (112), and a vertical threaded hole formed in the center of the second vertical sliding block (111) is connected with the second vertical screw rod (113).
3. A sports teaching device for use indoors according to claim 2, wherein: the first motor (15) is a stepping motor.
4. A sports teaching device for use indoors according to claim 2, wherein: the first vertical guide groove (17) and the second vertical guide groove (112) are both T-shaped guide grooves.
5. A sports teaching device for use indoors according to claim 1, wherein: the specific structure of the longitudinal movement device (2) comprises a longitudinal guide groove seat I (21), a longitudinal arm I (22), a longitudinal screw rod I (23), a driving belt wheel (24), a motor II (25), a connecting seat (26), a synchronous belt (27), a driven belt wheel (28), a longitudinal screw rod II (29), a longitudinal guide groove seat II (210) and a longitudinal arm II (211);
the rear side end of the longitudinal guide groove seat I (21) is fixedly connected with the left front side of the connecting seat (26);
the rear end part of the longitudinal guide groove seat II (210) is fixedly connected with the right front side of the connecting seat (26);
the longitudinal screw rod I (23) is movably connected in the center of the longitudinal guide groove seat I (21), and a driving belt wheel (24) is fixedly connected to the outer part of the rear side of the longitudinal screw rod I (23);
the second longitudinal screw (29) is movably connected in the center of the second longitudinal guide groove seat (210), and a driven belt wheel (28) is fixedly connected to the outer part of the rear side of the second longitudinal screw (29);
the driving belt wheel (24) and the driven belt wheel (28) are respectively movably connected to the left side and the right side inside the connecting seat (26), and the driving belt wheel (24) is connected with the driven belt wheel (28) through a synchronous belt (27);
the second motor (25) is fixedly connected to the outside of the left rear side of the connecting seat (26), and an output shaft of the second motor (25) is fixedly connected with the rear side end of the first longitudinal screw rod (23);
the first longitudinal arm (22) is longitudinally movably connected inside the first longitudinal guide groove seat (21), and a longitudinal threaded hole formed in the center of the first longitudinal arm (22) is connected with the first longitudinal screw rod (23);
the second longitudinal arm (211) is longitudinally movably connected inside the second longitudinal guide groove seat (210), and a longitudinal threaded hole formed in the center of the second longitudinal arm (211) is connected with the second longitudinal screw (29).
6. A sports teaching device for use indoors according to claim 5, wherein: the second motor (25) is a stepping motor.
7. A sports teaching device for use indoors according to claim 1, wherein: the structure of the second damping device (9) is consistent with that of the first damping device (6), and the specific structure of the first damping device (6) comprises a fixed seat (61), a damping sleeve body (62), a top block (63), a damping spring (64) and an end cover (65);
the damping sleeve body (62) is fixedly connected to the left side inside the fixed seat (61) through an end cover (65);
the ejection block (63) is transversely movably connected to the right side inside the fixing seat (61), and a damping spring (64) is arranged between the right side face of the ejection block (63) and the right side face inside the fixing seat (61).
8. A sports teaching device for use indoors according to claim 1, wherein: the pull rod device (4) comprises a first clamping sleeve body (41), a first fixing screw (42), a pull rod (43), a second clamping sleeve body (44) and a second fixing screw (45);
the right side of the pull rod (43) is fixedly connected inside the first clamping sleeve body (41) through a first fixing screw (42), and the left side of the pull rod (43) is fixedly connected inside the second clamping sleeve body (44) through a second fixing screw (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110114511.6A CN112426697A (en) | 2021-01-28 | 2021-01-28 | Indoor physical education teaching equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| US5215510A (en) * | 1991-09-16 | 1993-06-01 | John Baran | Dual-guided exercise apparatus |
| US5669859A (en) * | 1995-11-21 | 1997-09-23 | Rack Max Inc | Weightlifting apparatus |
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Application publication date: 20210302 |