CN114082141A - Counterweight allocation device of rod-type fitness equipment and using method thereof - Google Patents
Counterweight allocation device of rod-type fitness equipment and using method thereof Download PDFInfo
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- CN114082141A CN114082141A CN202111374307.4A CN202111374307A CN114082141A CN 114082141 A CN114082141 A CN 114082141A CN 202111374307 A CN202111374307 A CN 202111374307A CN 114082141 A CN114082141 A CN 114082141A
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- balancing weight
- weight
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- rod
- waist
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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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- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
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Abstract
The invention discloses a counterweight allocation device of rod-type fitness equipment and a using method thereof, relating to the technical field of sports equipment. The invention comprises a cylindrical rod and also comprises balancing weights with various weights; the balancing weight is connected with the quick card fixed on the cylindrical rod; the quick clamp comprises a waist circle key, a rotary drum and a driving stud; the circular arc part at the lower end of the waist circular key penetrates through and fixes the coaxially arranged cylinder; the cylinder is sleeved on the cylindrical rod; the lower end of the waist round key is provided with three countersunk head threaded holes at equal angles; the countersunk head screw hole is internally threaded with a countersunk head screw; the upper half part of the waist-round key is provided with a first rectangular through groove; two walls of the first rectangular through groove are symmetrically provided with a row of pin holes. According to the invention, the quick clamp is pre-installed and fixed on the cylindrical rod, and when the balancing weight is added, the quick clamp is directly inserted into the corresponding balancing weight, and the fixing is completed under the action of magnetic attraction; when dismantling the balancing weight, the manual clamp plate of pressing can break away from the locking fast, conveniently takes off the balancing weight, and the whole of changing the balancing weight is efficient, simple and convenient.
Description
Technical Field
The invention belongs to the technical field of sports equipment, and particularly relates to a counterweight allocation device of rod-type fitness equipment and a using method thereof.
Background
The body-building not only maintains the physical and mental health, but also can protect the human body; wherein, the muscle that coats on skeleton and joint can be more strong through the motion of weight training, can share human weight and protect human important tissue. A variety of weight plate products for dumbbells and barbells are available on the market. Most dumbbell and barbell weight plates can be divided into two categories: the counterweight in the prior art is manufactured by casting, is arranged at two ends of the cylindrical rod and is fixed by a nut.
The existing dumbbell or barbell needs to firstly remove a nut for preventing falling off when the balance weight is replaced, then removes or installs a new balance weight, possibly needs to replace and take off the innermost balance weight in the adjusting process, is complex in relative operation, and wastes time and labor in replacement. Therefore this application file provides a counter weight distributing device of rod type body-building apparatus, installs fixed quick card in advance on the cylinder pole, directly inserts quick card when increasing the counter weight and corresponds the counter weight in, fixed under the effect is inhaled to magnetism, when dismantling the balancing weight, the manual clamp plate of pressing can break away from the locking fast, conveniently takes off the balancing weight, and the whole of changing the balancing weight is efficient, simple and convenient.
Disclosure of Invention
The invention aims to provide a counter weight distribution device of rod-type fitness equipment and a using method thereof.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a counterweight allocation device of rod-type fitness equipment, which comprises a cylindrical rod and counterweight blocks with various weights; the balancing weight is connected with the quick card fixed on the cylindrical rod; the quick clamp comprises a waist circle key, a rotary drum and a driving stud; the circular arc part at the lower end of the waist circular key penetrates through and fixes a coaxially arranged cylinder; the cylinder is sleeved on the cylinder rod; the lower end of the waist round key is provided with three countersunk head threaded holes at equal angles; the countersunk head threaded hole is internally threaded with a countersunk head screw; the upper half part of the waist round key is provided with a first rectangular through groove; two walls of the first rectangular through groove are symmetrically provided with a row of pin holes; the inner side ends of the pin holes are connected with the side face of the rotary drum through tying ropes; pins are matched in the pin holes in a sliding manner; a cylindrical needle is fixed at the bottom of the first rectangular through groove; the inner wall of the lower end of the rotary drum is connected with the cylindrical needle through a bearing; a circle of spiral protrusions matched with the driving stud are fixed on the inner wall of the upper end of the rotary drum; a pressing plate is fixed at the upper end of the driving stud; two guide plates are fixed on the peripheral side surface of the pressure plate; a guide groove matched with the guide plate is formed in the inner wall of the first rectangular through groove and positioned on the upper side of the pin hole; the counterweight block is provided with a U-shaped notch, and the circular arc axis of the U-shaped notch is superposed with the axis of the counterweight block; the U-shaped notch is matched with the cylinder; the center of the U-shaped notch is provided with a U-shaped groove matched with the waist round key; a row of positioning holes which are matched with the pins in an inserting manner are symmetrically formed in the opposite inner walls of the U-shaped grooves; and a magnet is arranged at the bottom of the positioning hole.
Furthermore, an extension edge is arranged at the upper end of the rotary drum, and a spring sleeved on the driving stud is arranged between the extension edge and the pressing plate.
Furthermore, the balancing weight is of a round cake structure, the shape of the round cake structure is the same as that of the existing balancing weight structure, and the adaptation difficulty is reduced.
Furthermore, the outer layer of the balancing weight is arranged to be a rubber layer, and the rubber layer can effectively reduce abrasion between the balancing weight and the bottom plate.
A method of using a weight dispensing device for a bar-type exercise apparatus, comprising the steps of:
SS01 installs quick card, gets the quick card cover of equipment and installs the tip of cylinder pole, rotates the countersunk screw with interior angle spanner and carries out the pretension, at the three countersunk screw of fixed in-process circulation pretension, presss from both sides the tight and trend towards the drum center of cylinder pole.
SS02 installs the balancing weight fast, and the cylinder pole lifts up, aligns the U-shaped recess with quick card, and magnet attracts the pin in the balancing weight after pushing down to the bottom, and the pin inserts the locating hole, and the pin passes through the pin location with the balancing weight.
SS03 dismantles the balancing weight fast, when changing the balancing weight or disassembling the balancing weight, will wholly place subaerially, and the clamp plate is pressed to the manual, and the rotary drum moves down, and the drive double-screw bolt is rotatory, and the roll-up tether drives the pin and takes out from the locating hole, and the balancing weight can be accomplished and dismantles.
The invention has the following beneficial effects:
1. according to the invention, the quick clamp is pre-installed and fixed on the cylindrical rod, and when the balancing weight is added, the quick clamp is directly inserted into the corresponding balancing weight, and the fixing is completed under the action of magnetic attraction; when dismantling the balancing weight, the manual clamp plate of pressing can break away from the locking fast, conveniently takes off the balancing weight, and the overall efficiency of changing the balancing weight is high, and is simple and convenient.
2. The counterweight block is matched with the quick clamp for use, so that the counterweight can be quickly and conveniently replaced for rod-type equipment, and the counterweight block is simple and convenient to use and flexible to operate.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of a weight distribution device of a bar-type exercise machine according to the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a cross-sectional view taken at a-a in fig. 2.
Fig. 4 is a partially enlarged view of a portion a in fig. 3.
Fig. 5 is a schematic structural view of a weight block.
Fig. 6 is a schematic structural diagram of the express card.
Fig. 7 is a schematic structural view of the oval key.
FIG. 8 is a schematic view of the structure of the drum and drive stud.
In the drawings, the components represented by the respective reference numerals are listed below:
1-cylindrical rod, 2-balancing weight, 3-quick clamp, 31-oval key, 32-cylinder, 33-countersunk threaded hole, 34-countersunk screw, 35-first rectangular through groove, 36-pin hole, 37-pin, 38-rotating cylinder, 39-driving stud, 310-tether, 311-cylindrical needle, 312-bearing, 313-spiral protrusion, 314-pressing plate, 315-guide plate, 316-guide groove, 21-U-shaped notch, 22-U-shaped groove, 23-positioning hole and 24-magnet.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, the present invention is a counterweight distribution device for rod-type fitness equipment, which includes a cylindrical rod 1 and a counterweight 2 with various weights; the balancing weight 2 is connected through a quick clamp 3 fixed on the cylindrical rod 1; the express card 3 comprises a waist circle key 31, a rotary drum 38 and a driving stud 39; a cylinder 32 coaxially arranged is fixed through the arc part at the lower end of the waist circular key 31; the cylinder 32 is sleeved on the cylindrical rod 1; the lower end of the waist round key 31 is provided with three countersunk threaded holes 33 at equal angles; a countersunk screw 34 is connected with the inner thread of the countersunk threaded hole 33; the upper half part of the waist round key 31 is provided with a first rectangular through groove 35; a row of pin holes 36 are symmetrically formed in two walls of the first rectangular through groove 35; the inboard end of pin hole 36 is connected to the side of drum 38 by tether 310; a pin 37 is in sliding fit in the pin hole 36; a cylindrical needle 311 is fixed at the bottom of the first rectangular through groove 35; the inner wall of the lower end of the rotating drum 38 is connected with a cylindrical needle 311 through a bearing 312; a circle of spiral protrusions 313 matched with the driving studs 39 are fixed on the inner wall of the upper end of the rotary drum 38; a pressure plate 314 is fixed at the upper end of the driving stud 39; two guide plates 315 are fixed to the peripheral side surfaces of the pressure plate 314; a guide groove 316 matched with the guide plate 315 is formed in the inner wall of the first rectangular through groove 35 and positioned on the upper side of the pin hole 36; the counterweight block 2 is provided with a U-shaped notch 21, and the circular arc axis of the U-shaped notch 21 is superposed with the axis of the counterweight block 2; the U-shaped notch 21 cooperates with the cylinder 32; the center of the U-shaped notch 21 is provided with a U-shaped groove 22 matched with the waist circular key 31; a row of positioning holes 23 which are matched with the pins 37 in an inserted manner are symmetrically formed on the opposite inner walls of the U-shaped grooves 22; the bottom of the positioning hole 23 is provided with a magnet 24.
Wherein, the upper end of the rotary drum 38 is provided with an extension edge, and a spring sleeved on the driving stud 39 is arranged between the extension edge and the pressure plate 314. The balancing weight 2 is of a round cake structure, the shape of the round cake structure is the same as that of the existing balancing weight structure, and the adaptation difficulty is reduced. The outer layer of the balancing weight 2 is arranged to be a rubber layer, and the rubber layer can effectively reduce abrasion between the balancing weight and the bottom plate.
A method of using a weight dispensing device for a bar-type exercise apparatus, comprising the steps of:
SS01 installs quick card 3, takes the quick card 3 of equipment to cup joint the tip of installing cylinder pole 1, rotates countersunk screw 34 with interior angle spanner and carries out the pretension, and three countersunk screw 34 of circulation pretension in fixed in-process presss from both sides tightly and tends to the drum 32 center with cylinder pole 1.
SS02 installs balancing weight 2 fast, and cylinder pole 1 lifts up, aligns U-shaped recess 22 with quick card 3, and magnet 24 attracts the pin 37 in balancing weight 2 after pushing down to the bottom, and pin 37 inserts locating hole 23, and pin 37 passes through pin 37 with balancing weight 2 and fixes a position.
SS03 dismantles balancing weight 2 fast, when changing balancing weight 2 or disassembling balancing weight 2, will wholly place subaerially, manually press the clamp plate 314, the rotary drum 38 moves down, the drive double-screw bolt 39 is rotatory, and the rope 310 of roll-up drives pin 37 and takes out from locating hole 23, and the balancing weight 2 can be accomplished and dismantles.
The invention installs and fixes the fast card 3 on the cylindrical pole 1 in advance, insert the fast card 3 into the correspondent counterweight block 2 directly while increasing the counterweight block 2, finish fixing under the magnetic attraction; when dismantling balancing weight 2, the manual clamp plate 314 of pressing down can break away from the locking fast, conveniently takes off balancing weight 2, and the whole of changing balancing weight 2 is efficient, simple and convenient.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. A counterweight dispensing device for rod-type fitness equipment comprises a cylindrical rod (1), and is characterized in that:
also comprises a balancing weight (2) with various weights; the balancing weight (2) is connected through a quick clamp (3) fixed on the cylindrical rod (1).
2. Weight dispensing device for a stick-type fitness apparatus according to claim 1, wherein the quick-action card (3) comprises a waist-round key (31), a drum (38), a drive stud (39); the circular arc part at the lower end of the waist circular key (31) penetrates through and is fixedly provided with a cylinder (32) which is coaxially arranged; the cylinder (32) is sleeved on the cylindrical rod (1); the lower end of the waist round key (31) is provided with three countersunk threaded holes (33) at equal angles; the countersunk head screw hole (33) is internally threaded with a countersunk head screw (34);
the upper half part of the waist round key (31) is provided with a first rectangular through groove (35); two walls of the first rectangular through groove (35) are symmetrically provided with a row of pin holes (36); the inner end of the pin hole (36) is connected with the side surface of the rotary drum (38) through a tether (310); a pin (37) is in sliding fit with the pin hole (36);
a cylindrical needle (311) is fixed at the bottom of the first rectangular through groove (35); the inner wall of the lower end of the rotating drum (38) is connected with a cylindrical needle (311) through a bearing (312); a circle of spiral protrusions (313) matched with the driving studs (39) are fixed on the inner wall of the upper end of the rotary drum (38); a pressing plate (314) is fixed at the upper end of the driving stud (39); two guide plates (315) are fixed on the peripheral side surface of the pressure plate (314); and a guide groove (316) matched with the guide plate (315) is formed in the inner wall of the first rectangular through groove (35) and positioned on the upper side of the pin hole (36).
3. A counterweight dispensing device for a rod-like exercise machine according to claim 2, characterized in that said counterweight (2) is provided with a U-shaped notch (21), and the circular arc axis of the U-shaped notch (21) coincides with the axis of the weight (2); the U-shaped notch (21) is matched with the cylinder (32); the center of the U-shaped notch (21) is provided with a U-shaped groove (22) matched with the waist circular key (31); a row of positioning holes (23) which are matched with the pins (37) in an inserting manner are symmetrically formed in the opposite inner walls of the U-shaped grooves (22); and a magnet (24) is arranged at the bottom of the positioning hole (23).
4. The weight distribution device for the rod-type exercise machine according to claim 2, wherein an extension is provided at the upper end of the rotary tube (38), and a spring is provided between the extension and the pressure plate (314) and is sleeved on the driving stud (39).
5. A weight dispensing device for a rod-like exercise machine according to claim 1, wherein said weight (2) is of a pancake configuration.
6. A weight dispensing device for a stick-type exercise machine according to claim 1, wherein the outer layer of the weight member (2) is provided as a rubber layer.
7. Use of a weight dispensing device for a stick-type exercise apparatus according to any one of claims 1 to 6, comprising the steps of:
the SS01 is used for installing the quick card (3), the assembled quick card (3) is sleeved and installed at the end part of the cylindrical rod (1), the countersunk head screws (34) are rotated by an inner angle wrench for pre-tightening, the three countersunk head screws (34) are circularly pre-tightened in the fixing process, and the cylindrical rod (1) is clamped and tends to the center of the cylinder (32);
SS02 fast installs the balancing weight (2), the cylindrical rod (1) is lifted, the fast card (3) is aligned to the U-shaped groove (22), the magnet (24) attracts the pin (37) in the balancing weight (2) after the magnet is pressed downwards to the bottom, the pin (37) is inserted into the positioning hole (23), and the pin (37) and the balancing weight (2) are positioned through the pin (37);
SS03 dismantles balancing weight (2) fast, when changing balancing weight (2) or disassembling balancing weight (2), will wholly place subaerially, and manual pressure clamp plate (314), rotary drum (38) move down, and drive double-screw bolt (39) are rotatory, and the coiling is tied rope (310) and is driven pin (37) and take out from locating hole (23), and the dismantlement can be accomplished in balancing weight (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111374307.4A CN114082141B (en) | 2021-11-19 | 2021-11-19 | Counterweight allocation device of rod-type fitness equipment and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111374307.4A CN114082141B (en) | 2021-11-19 | 2021-11-19 | Counterweight allocation device of rod-type fitness equipment and using method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN114082141A true CN114082141A (en) | 2022-02-25 |
| CN114082141B CN114082141B (en) | 2022-11-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111374307.4A Active CN114082141B (en) | 2021-11-19 | 2021-11-19 | Counterweight allocation device of rod-type fitness equipment and using method thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7182716B1 (en) * | 2003-09-19 | 2007-02-27 | Matthew Fredric Dawson | Dumbbell with quick release bolt |
| CN101199888A (en) * | 2006-11-10 | 2008-06-18 | 众成工业股份有限公司 | Weight training device capable of adjusting weight |
| CN201755367U (en) * | 2010-06-05 | 2011-03-09 | 无锡艾科瑞思产品设计与研究有限公司 | Fast-dismounted dumbbell |
| CN210873921U (en) * | 2019-08-06 | 2020-06-30 | 曾镜炜 | Splicing conversion mechanism for dumbbell and barbell |
| CN211513269U (en) * | 2019-12-30 | 2020-09-18 | 南通天龙体育用品有限公司 | Dumbbell fastening mechanism |
| CN112221070A (en) * | 2020-10-13 | 2021-01-15 | 磐安创卫健身科技有限公司 | Automatic dismantle dumbbell rack device of installation dumbbell cake |
-
2021
- 2021-11-19 CN CN202111374307.4A patent/CN114082141B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7182716B1 (en) * | 2003-09-19 | 2007-02-27 | Matthew Fredric Dawson | Dumbbell with quick release bolt |
| CN101199888A (en) * | 2006-11-10 | 2008-06-18 | 众成工业股份有限公司 | Weight training device capable of adjusting weight |
| CN201755367U (en) * | 2010-06-05 | 2011-03-09 | 无锡艾科瑞思产品设计与研究有限公司 | Fast-dismounted dumbbell |
| CN210873921U (en) * | 2019-08-06 | 2020-06-30 | 曾镜炜 | Splicing conversion mechanism for dumbbell and barbell |
| CN211513269U (en) * | 2019-12-30 | 2020-09-18 | 南通天龙体育用品有限公司 | Dumbbell fastening mechanism |
| CN112221070A (en) * | 2020-10-13 | 2021-01-15 | 磐安创卫健身科技有限公司 | Automatic dismantle dumbbell rack device of installation dumbbell cake |
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| Publication number | Publication date |
|---|---|
| CN114082141B (en) | 2022-11-15 |
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