CN113577652A - Weight lifting training device with arm protection function for sports - Google Patents
Weight lifting training device with arm protection function for sports Download PDFInfo
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- CN113577652A CN113577652A CN202110842939.2A CN202110842939A CN113577652A CN 113577652 A CN113577652 A CN 113577652A CN 202110842939 A CN202110842939 A CN 202110842939A CN 113577652 A CN113577652 A CN 113577652A
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- 230000007246 mechanism Effects 0.000 claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000003139 buffering effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
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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
- A63B21/06—User-manipulated weights
- A63B21/072—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle
- A63B21/075—Dumb-bells, bar-bells or the like, e.g. weight discs having an integral peripheral handle with variable weights, e.g. weight systems with weight selecting means for bar-bells or dumb-bells
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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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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0087—Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load
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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 discloses a weight lifting training device with an arm protecting function for sports, which comprises a bottom plate, a weight lifting rod, a protecting mechanism, a counterweight mechanism and a supporting mechanism. The invention relates to the technical field of weight lifting training devices. This weight training device for sports with protection arm function is through the counter weight mechanism that sets up, the lower connecting block that second electro-magnet circular telegram and balancing weight bottom are connected attracts each other in the application counter weight mechanism, and the spacing of slider passing through electric putter connection is spacing to removing the balancing weight, make the staff can assemble according to the balancing weight of training requirement different choices suitable weight, thereby be convenient for the staff to the regulation of weight lifting rod, staff's counter weight limit intensity of labour has been reduced, through the protection mechanism who sets up, it makes the weight lifting rod descend the harm that causes the staff arm to have reduced training person's arm strength is not enough, thereby the security of device use has been improved, and the protective properties to the device main part.
Description
Technical Field
The invention relates to the field of weight lifting training devices, in particular to a weight lifting training device for sports with an arm protection function.
Background
In the sports training, in order to improve the intensity and strength of the arms of the trainer, the trainer needs to carry out independent arm weight lifting training, and the muscle content of the arms and the chest can be effectively improved through long-term weight lifting training operation, so that the body function is achieved in the long-term training process.
The prior patent (publication number: CN111450473A) discloses a beginner weight lifting equipment training device, which comprises a frame, a limiting slide rail, a rod body, a bottom plate, a balancing weight, a side groove, a lower runner, an upper runner and a traction rope, wherein the limiting slide rail is embedded in the middle of the inner side of the frame, the structure is stable, the safety coefficient is high, the use and the operation are convenient, the body stress during weight lifting can be well adjusted, the training device has good action posture guiding capability, and the teaching effect is good. In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. when the counterweight is used, the counterweight is inconvenient to operate, so that the inconvenience of workers is caused; 2. in the process of lifting weight, a good protection device is not arranged on the device, so that the arm of a user is pulled and damaged by sudden drop of the weight lifting equipment when the arm is weak; 3. when the device is placed, the placement is not stable enough.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a weight lifting training device for sports with an arm protection function, and solves the problems that the existing counterweight is inconvenient and no good protection device is arranged on the arm.
In order to achieve the purpose, the invention is realized by the following technical scheme: a weight lifting training device with an arm protecting function for sports comprises a bottom plate, wherein a weight lifting rod is movably connected to the top of the bottom plate, a protecting mechanism is fixedly connected to the outer side of the weight lifting rod, two sides of the top of the bottom plate are fixedly connected with counterweight mechanisms, and a supporting mechanism is fixedly connected to one side of the bottom plate; the protection mechanism comprises a fixed rod fixedly arranged on an external installation carrier, flexible limiting ropes are arranged on two sides of the fixed rod, the other end of each flexible limiting rope is fixedly arranged on the bottom plate, a protection block is arranged on each of the outer sides of the flexible limiting ropes, a first electromagnet is fixedly arranged inside each protection block, a compression spring is fixedly connected to one side of each first electromagnet, one end of each compression spring is fixedly connected with an attraction plate, one side of each attraction plate is fixedly connected with a limiting plate, an electromagnetic sleeve is inserted into the outer side of each lifting rod, a cavity is arranged in each lifting rod 5, a trigger switch is arranged in each cavity, each electromagnetic sleeve (207) extends into each cavity and controls the opening and closing of each trigger switch, and each first electromagnet (203) responds to each trigger switch.
Preferably, the counter weight mechanism is including the counter weight frame, the pole is placed to one side fixedly connected with of counter weight frame, the balancing weight has been cup jointed in the outside of placing the pole, the top fixedly connected with of balancing weight goes up the connecting block, the connecting block under the bottom fixedly connected with of balancing weight, the inside swing joint of counter weight frame has the slider, the bottom fixed mounting of slider has electric putter, electric putter's bottom fixedly connected with is spacing, the spacing groove has been seted up to the inside of bottom plate, the inside fixed mounting of bottom plate has the second electro-magnet.
Preferably, the supporting mechanism comprises a first supporting frame, a second supporting frame is fixedly connected to one side of the first supporting frame, a first supporting plate is fixedly connected to the bottom of the first supporting frame, a second supporting plate is fixedly connected to the bottom of the second supporting frame, a buffering rod is fixedly connected to one side of the first supporting frame, a buffering block is sleeved on the outer side of the buffering rod, a first energy absorbing rod is hinged to one side of the buffering block, and a second energy absorbing rod is hinged to the other side of the buffering block.
Preferably, the protection piece cup joints in the outside of flexible spacing rope, the inside of protection piece seted up with flexible spacing rope assorted through-hole, one side and the weight lifting rod fixed connection of protection piece.
Preferably, the attraction plate is made of a metal iron material, the limiting plate is made of a rubber material, the cross sections of the limiting plate and the attraction plate are arc-shaped, and the limiting plate and the attraction plate are four groups in number.
Preferably, the lower connecting block is matched with the inner wall of the limiting groove, the lower connecting block is made of a metal iron material, a sliding groove matched with the sliding block is formed in the balancing weight, and a through hole matched with the placing rod is formed in the balancing weight.
Preferably, one side of the first energy absorbing rod is hinged to the first support frame, one side of the second energy absorbing rod is hinged to the second support frame, a through hole matched with the buffer rod is formed in the buffer block, and the first energy absorbing rod and the second energy absorbing rod are both composed of elastic rubber columns.
Preferably, the length of the flexible limiting rope is greater than the height between the fixing rod and the bottom plate.
Advantageous effects
The invention provides a weight lifting training device for sports with an arm protection function. Compared with the prior art, the method has the following beneficial effects:
(1) this weight lifting trainer for sports with protection arm function is through the counter weight mechanism that sets up, the lower connecting block that second electro-magnet circular telegram and balancing weight bottom are connected attracts each other in the application counter weight mechanism, and the spacing of slider passing through electric putter connection is to removing the balancing weight, make the staff can require the balancing weight of different choices suitable weight to assemble according to the training, thereby be convenient for the staff to the regulation of weight lifting rod, staff counter weight limit intensity of labour has been reduced.
(2) This weight lifting trainer for sports with protection arm function is through the protection mechanism who sets up, application training personnel's hand does not contact with the electromagnetic sleeve, make first electro-magnet outage, first electro-magnet outage does not attract each other with compression spring's attraction board, make the limiting plate remove to the direction of weight lifting rod, it is spacing to the weight lifting rod, thereby reduced training person's arm strength and made the harm that the weight lifting rod descends and cause the staff arm, thereby the security of device use has been improved.
(3) This weight lifting trainer for sports with protection arm function is through the supporting mechanism who sets up, first support frame and second support frame support the device among the application supporting mechanism, first energy-absorbing pole and the second energy-absorbing pole that first support frame and second support frame are connected respectively absorb the vibrations that first support frame and second support frame received, slide on the buffer beam by the buffer block and absorb, make the device more stable when placing, thereby the stability of device has been improved.
(4) This weight training device for sports with protection arm function is through setting up the flexible spacing rope between dead lever and bottom plate, again with the weight lifting pole through the protection mechanism setting between two flexible spacing ropes for protect the user under the condition that does not influence normal weight lifting.
Drawings
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an enlarged view of a portion of the structure of FIG. 1 at A according to the present invention;
FIG. 3 is a cross-sectional view of a counterweight mechanism attachment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at B in accordance with the present invention;
fig. 5 is an enlarged view of a portion of the structure of fig. 3 at C according to the present invention.
In the figure: 1. a base plate; 2. a protection mechanism; 3. a counterweight mechanism; 4. a support mechanism; 5. a weight lifting rod; 201. a protection block; 202. a flexible spacing rope; 203. a first electromagnet; 204. a compression spring; 205. an attraction plate; 206. a limiting plate; 207. an electromagnetic sleeve; 208. fixing the rod; 301. a counterweight frame; 302. placing a rod; 303. a balancing weight; 304. a lower connecting block; 305. an upper connecting block; 306. a slider; 307. an electric push rod; 308. a limiting frame; 309. a limiting groove; 310. a second electromagnet; 401. a first support frame; 402. A second support frame; 403. a first support plate; 404. a second support plate; 405. a buffer rod; 406. a buffer block; 407. a first energy absorbing rod; 408. a second energy absorbing beam.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Please refer to fig. 1-5, which illustrate a weight lifting training device with arm protection function for physical training, comprising a bottom plate 1, a weight lifting rod 5 movably connected to the top of the bottom plate 1, a protection mechanism 2 fixedly connected to the outer side of the weight lifting rod 5, a counterweight mechanism 3 fixedly connected to both sides of the top of the bottom plate 1, and a support mechanism 4 fixedly connected to one side of the bottom plate 1.
According to the invention, the protection mechanism 2 comprises a fixed rod 208 fixedly arranged on an external installation carrier, two sides of the fixed rod 208 are provided with flexible limiting ropes 202, the other ends of the flexible limiting ropes 202 are fixedly arranged on the bottom plate 1, the outer sides of the two flexible limiting ropes 202 are respectively provided with a protection block 201, a first electromagnet 203 is fixedly arranged inside the protection block 201, one side of the first electromagnet 203 is fixedly connected with a compression spring 204, one end of the compression spring 204 is fixedly connected with an attraction plate 205, one side of the attraction plate 205 is fixedly connected with a limiting plate 206, the outer side of the weight lifting rod 5 is inserted with an electromagnetic sleeve 207, a cavity is arranged in the weight lifting rod 5, a trigger switch is arranged in the cavity, the electromagnetic sleeve 207 extends into the cavity and controls the on-off of the trigger switch, and the first electromagnet 203 responds to the trigger switch.
It should be further noted that the electromagnetic sleeve 207 is electrically connected to the first electromagnet 203 through the trigger switch, when an operator lifts weight, the operator holds the electromagnetic sleeve 207 with a hand, so that the electromagnetic sleeve 207 extends into the cavity of the weight lifting rod 5, so that the trigger switch turns on the first electromagnet, at this time, the attraction plate 205 is close to the first electromagnet 203, so that the position-limiting plate 206 is separated from the flexible position-limiting rope 202, at this time, normal weight lifting can be performed, and as can be appreciated, in order not to affect a normal weight lifting path, the length of the flexible position-limiting rope 202 is greater than the height between the fixing rod 208 and the bottom plate 1; when electromagnetic sleeve 207 does not contact with trainer's hand, make first electro-magnet 203 outage through trigger switch, make attraction plate 205 and limiting plate 206 remove to the direction of weightlifting rod 5, it is spacing to weightlifting rod 5, make weightlifting rod 5 restrict on flexible limiting rope 202 or fall down from flexible limiting rope 202 with less speed, the setting of flexible limiting rope 202 makes weightlifting rod 5 can rise according to arbitrary weightlifting route, make this protection machanism 2 not influence going on of normal weightlifting work.
In the invention, the counterweight mechanism 3 comprises a counterweight frame 301, a placing rod 302 is fixedly connected to one side of the counterweight frame 301, a counterweight block 303 is sleeved outside the placing rod 302, an upper connecting block 305 is fixedly connected to the top of the counterweight block 303, a lower connecting block 304 is fixedly connected to the bottom of the counterweight block 303, a sliding block 306 is movably connected inside the counterweight frame 301, an electric push rod 307 is fixedly installed at the bottom of the sliding block 306, a limiting frame 308 is fixedly connected to the bottom of the electric push rod 307, a limiting groove 309 is formed inside the bottom plate 1, a second electromagnet 310 is fixedly installed inside the bottom plate 1, and more specifically, the second electromagnet 310 is powered on and attracts the lower connecting block 304 to enable the counterweight block 303 to move to the lifting rod 5.
In the invention, the supporting mechanism 4 comprises a first supporting frame 401, one side of the first supporting frame 401 is fixedly connected with a second supporting frame 402, the bottom of the first supporting frame 401 is fixedly connected with a first supporting plate 403, the bottom of the second supporting frame 402 is fixedly connected with a second supporting plate 404, one side of the first supporting frame 401 is fixedly connected with a buffer rod 405, the outer side of the buffer rod 405 is sleeved with a buffer block 406, one side of the buffer block 406 is hinged with a first energy absorbing rod 407, the other side of the buffer block 406 is hinged with a second energy absorbing rod 408, it should be noted that the buffer block 406 slides on the buffer rod 405 to absorb, so that the device is more stable when placed.
In the invention, the protection block 201 is sleeved outside the flexible limiting rope 202, the protection block 201 is internally provided with through holes matched with the flexible limiting rope 202, one side of the protection block 201 is fixedly connected with the lifting rod 5, more specifically, the number of the protection blocks 201 is two, and the through holes are smooth inner walls.
In the present invention, the attraction plate 205 is made of a metallic iron material, the restriction plate 206 is made of a rubber material, the cross sections of the restriction plate 206 and the attraction plate 205 are both formed of circular arcs, the number of the restriction plates 206 and the attraction plates 205 is four, and it is further noted that the four sets of the restriction plates 206 and the attraction plates 205 each having a circular cross section are formed into a circle.
In the invention, the lower connecting block 304 is matched with the inner wall of the limiting groove 309, the lower connecting block 304 is made of a metal iron material, a sliding groove matched with the sliding block 306 is formed in the balancing weight 303, a through hole matched with the placing rod 302 is formed in the balancing weight 303, and it should be further noted that the sliding block 306 slides in the sliding groove, so that the limiting frame 308 moves to a proper position.
In the invention, one side of the first energy absorbing rod 407 is hinged to the first support frame 401, one side of the second energy absorbing rod 408 is hinged to the second support frame 402, a through hole matched with the buffer rod 405 is formed in the buffer block 406, the first energy absorbing rod 407 and the second energy absorbing rod 408 are both composed of elastic rubber columns, and it should be further noted that the first energy absorbing rod 407 and the second energy absorbing rod 408 absorb the vibration received by the first support frame 401 and the second support frame 402.
The working principle is as follows: when the device is used, the device is connected with an external power supply, the device can obtain electric energy and can normally run, when the weight lifting rod 5 needs to be balanced, the sliding block 306 is moved to a proper position, the electric push rod 307 is started, the electric push rod 307 drives the limiting frame 308 to move to a proper position of the limiting counterweight block 303, the second electromagnet 310 is electrified to attract the lower connecting block 304 mutually, the counterweight block 303 moves to the weight lifting rod 5, when the trainer lifts weight, when the arm strength is insufficient, the hand of the trainer is not in contact with the electromagnetic sleeve 207, the first electromagnet 203 is powered off, the first electromagnet 203 is not powered off, the attraction plate 205 connected with the compression spring 204 is not attracted mutually, the limiting plate 206 moves towards the weight lifting rod 5 to limit the weight lifting rod 5, and therefore, the damage to the arm of the worker caused by the weight lifting rod 5 falling due to insufficient arm strength of the trainer is reduced, the first support frame 401 and the second support frame 402 support the device in the support mechanism 4, the first energy absorption rod 407 and the second energy absorption rod 408 connected with the first support frame 401 and the second support frame 402 respectively absorb the vibration received by the first support frame 401 and the second support frame 402, and the buffer block 406 slides on the buffer rod 405 to absorb the vibration, so that the device is more stable when placed, and the stability of the device is improved.
Claims (8)
1. The utility model provides a weight training device is used in sports with protection arm function, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is movably connected with a weight lifting rod (5), the outer side of the weight lifting rod (5) is fixedly connected with a protection mechanism (2), two sides of the top of the bottom plate (1) are fixedly connected with counterweight mechanisms (3), and one side of the bottom plate (1) is fixedly connected with a supporting mechanism (4); the protection mechanism (2) comprises a fixed rod (208) fixedly arranged on an external installation carrier, flexible limiting ropes (202) are arranged on two sides of the fixed rod (208), the other ends of the flexible limiting ropes (202) are fixedly arranged on the bottom plate (1), protection blocks (201) are arranged on the outer sides of the two flexible limiting ropes (202), a first electromagnet (203) is fixedly arranged in each protection block (201), a compression spring (204) is fixedly connected to one side of each first electromagnet (203), an attraction plate (205) is fixedly connected to one end of each compression spring (204), a limiting plate (206) is fixedly connected to one side of each attraction plate (205), an electromagnetic sleeve (207) is inserted into the outer side of the weight lifting rod (5), a cavity is arranged in the weight lifting rod (5), a trigger switch is arranged in the cavity, the electromagnetic sleeve (207) extends into the cavity and controls the trigger switch to be opened and closed, the first electromagnet (203) is responsive to the trigger switch.
2. A weight training device for sports having an arm protecting function according to claim 1, wherein: counter weight mechanism (3) is including counter weight frame (301), pole (302) are placed to one side fixedly connected with of counter weight frame (301), balancing weight (303) have been cup jointed in the outside of placing pole (302), connecting block (305) are gone up to the top fixedly connected with of balancing weight (303), connecting block (304) are down to the bottom fixedly connected with of balancing weight (303), the inside swing joint of counter weight frame (301) has slider (306), the bottom fixed mounting of slider (306) has electric putter (307), the bottom fixedly connected with spacing (308) of electric putter (307), spacing groove (309) have been seted up to the inside of bottom plate (1), the inside fixed mounting of bottom plate (1) has second electro-magnet (310).
3. A weight training device for sports having an arm protecting function according to claim 1, wherein: the supporting mechanism (4) comprises a first supporting frame (401), a second supporting frame (402) is fixedly connected to one side of the first supporting frame (401), a first supporting plate (403) is fixedly connected to the bottom of the first supporting frame (401), a second supporting plate (404) is fixedly connected to the bottom of the second supporting frame (402), a buffering rod (405) is fixedly connected to one side of the first supporting frame (401), a buffering block (406) is sleeved on the outer side of the buffering rod (405), a first energy absorbing rod (407) is hinged to one side of the buffering block (406), and a second energy absorbing rod (408) is hinged to the other side of the buffering block (406).
4. A weight training device for sports having an arm protecting function according to claim 1, wherein: the protection piece (201) is sleeved on the outer side of the flexible limiting rope (202), a through hole matched with the flexible limiting rope (202) is formed in the protection piece (201), and one side of the protection piece (201) is fixedly connected with the weight lifting rod (5).
5. A weight training device for sports having an arm protecting function according to claim 1, wherein: the suction plate (205) is made of metal iron, the limiting plate (206) is made of rubber, the cross sections of the limiting plate (206) and the suction plate (205) are arc-shaped, and the limiting plate (206) and the suction plate (205) are four groups in number.
6. A weight training device for sports having an arm protecting function according to claim 2, wherein: lower connecting block (304) and the inner wall phase-match of spacing groove (309), lower connecting block (304) comprises metal iron material, the inside of balancing weight (303) seted up with slider (306) assorted spout, the inside of balancing weight (303) seted up with place pole (302) assorted through-hole.
7. A weight training device for sports having an arm protecting function according to claim 1, wherein: one side of the first energy absorbing rod (407) is hinged to the first supporting frame (401), one side of the second energy absorbing rod (408) is hinged to the second supporting frame (402), a through hole matched with the buffering rod (405) is formed in the buffering block (406), and the first energy absorbing rod (407) and the second energy absorbing rod (408) are both composed of elastic rubber columns.
8. A weight training device for sports having an arm protecting function according to claim 1, wherein: the length of the flexible limiting rope (202) is larger than the height between the fixing rod (208) and the bottom plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842939.2A CN113577652A (en) | 2021-07-26 | 2021-07-26 | Weight lifting training device with arm protection function for sports |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110842939.2A CN113577652A (en) | 2021-07-26 | 2021-07-26 | Weight lifting training device with arm protection function for sports |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113577652A true CN113577652A (en) | 2021-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110842939.2A Withdrawn CN113577652A (en) | 2021-07-26 | 2021-07-26 | Weight lifting training device with arm protection function for sports |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113577652A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114011018A (en) * | 2021-11-16 | 2022-02-08 | 九江学院 | Gymnastics sportsman strength training equipment |
-
2021
- 2021-07-26 CN CN202110842939.2A patent/CN113577652A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114011018A (en) * | 2021-11-16 | 2022-02-08 | 九江学院 | Gymnastics sportsman strength training equipment |
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Application publication date: 20211102 |