CN112386861A - Novel locking of adjustable dumbbell of weight device - Google Patents
Novel locking of adjustable dumbbell of weight device Download PDFInfo
- Publication number
- CN112386861A CN112386861A CN202011199837.5A CN202011199837A CN112386861A CN 112386861 A CN112386861 A CN 112386861A CN 202011199837 A CN202011199837 A CN 202011199837A CN 112386861 A CN112386861 A CN 112386861A
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- dumbbell
- tailstock
- handle
- groove
- stopper
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052742 iron Inorganic materials 0.000 claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- A63B21/0726—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
- 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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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biophysics (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention discloses a novel weight-adjustable dumbbell locking device which comprises a dumbbell assembly, a dumbbell seat and a plurality of dumbbell pieces arranged on two sides of the dumbbell seat, wherein the dumbbell assembly comprises a handle assembly, a tail frame assembly and two sliding parts movably connected to two ends of the handle assembly, a limiting iron plate and a rotating disc are arranged between a front tail frame cover and an inner tail frame cover, the lower end of the inner tail frame cover is connected with a stopper in a sliding mode, and the stopper can be clamped into a limiting groove to limit the handle assembly to rotate relative to the tail frame assembly. Through setting up retainer, rotary disk and reset spring, evenly be provided with a plurality of spacing grooves on the rotary disk, be provided with the joint groove on the retainer, the ring shape rotary disk sets up at the joint inslot, and under reset spring's effort, the retainer is impressed the spacing inslot of rotary disk, when not adjusting dumbbell weight to drive the intraductal slider of handle and move to handle pipe direction, thereby can lift the dumbbell piece off, accomplish weight adjustment.
Description
Technical Field
The invention relates to the technical field of exercise and fitness equipment, in particular to a novel weight-adjustable dumbbell locking device.
Background
The existing dumbbells in the market have dumbbells with fixed weight and dumbbells with adjustable weight; when using a dumbbell with a fixed weight, a user must prepare a set of dumbbells with different weight specifications to meet the use requirement.
The prior dumbbell with the weight adjustable function does not have a locking structure, namely, a dumbbell piece can fall off due to misoperation in the using process to injure a user, and the dumbbell with the locking mechanism is not easy to unlock due to the fact that the locking mechanism is not triggered by a matched appliance.
Disclosure of Invention
The invention aims to provide a novel weight-adjustable dumbbell locking device, which is used for solving the technical problems that the existing weight-adjustable dumbbell provided in the background technology does not have a locking structure, namely, a dumbbell piece is likely to fall off and injure a user due to misoperation in the using process, and the dumbbell with a locking mechanism is not easy to unlock due to the fact that the locking mechanism is not triggered by a matched appliance.
In order to achieve the purpose, the invention provides the following technical scheme: a novel weight-adjustable dumbbell locking device comprises a dumbbell component, a dumbbell seat and a plurality of dumbbell pieces arranged on two sides of the dumbbell seat, the dumbbell component comprises a handle component, a tailstock component and two sliding parts movably connected with the two ends of the handle component, the handle assembly is rotationally connected between the two tailstock assemblies and comprises a handle pipe, a limiting iron plate and a rotating disk, the limiting iron plate is connected with the handle tube bolt, the outer side of the limiting iron plate is fixedly connected with a rotating disc, the handle tube, the limiting iron plate and the rotating disc can synchronously rotate, the rotating disc is circular, a plurality of limit grooves are arranged on the inner circular ring, the tailstock assembly comprises a tailstock front cover and a tailstock inner cover, the limiting iron plate and the rotating disc are arranged between the tailstock front cover and the tailstock inner cover, the lower end of the tailstock inner cover is connected with a stopping piece in a sliding mode, and the stopping piece can be clamped into a limiting groove to limit the handle assembly to rotate relative to the tailstock assembly.
Preferably, the lower end of the inner cover of the tailstock is provided with a mounting groove, the stop piece is movably mounted in the mounting groove, and a return spring for forcing the stop piece to be pressed into the limiting groove is mounted between the stop piece and the mounting groove.
Preferably, the retainer middle part is provided with the joint groove, the retainer top is provided with the mounting hole, terminal surface and joint groove's upper and lower terminal surface are arc about the retainer, the rotary disk sets up in the joint inslot, reset spring one end is installed in the mounting hole, and the other end is inconsistent with the mounting groove top.
Preferably, a protrusion is arranged on the dumbbell seat corresponding to the mounting groove to force the stopper to be separated from the limiting groove.
Preferably, the handle pipe is a hollow pipe fitting, two guide grooves with opposite screw directions are formed in the inner wall of the handle pipe, the sliding part comprises a pipe sleeve, a guide block is arranged at one end, close to the handle assembly, of the pipe sleeve, a rotation stopping block is arranged at the other end of the pipe sleeve, the rotation stopping groove is formed in the tailstock assembly, the guide block is slidably installed in the guide grooves, the rotation stopping block is installed in the rotation stopping groove, and the handle assembly can drive the sliding part to perform sliding motion in the rotation stopping groove.
Preferably, the tailstock assembly comprises a tailstock rear cover provided with a rotation stopping groove and a fixing shaft penetrating through the inside of the handle pipe, a fixing hole for inserting the sliding piece is formed in the middle of the dumbbell sheet, an open slot communicated with the fixing hole is formed in the upper end of the fixing hole, the width of the open slot is smaller than the diameter of the sliding piece, and the width of the open slot is larger than the diameter of the fixing shaft.
Preferably, the fixed axle both ends are provided with the incision, the tailstock subassembly is still including locating the fixed plate and the tailstock end cover in the tailstock back lid outside, the fixed plate middle part is provided with the pinhole, pinhole and incision shape phase-match.
Preferably, the outer wall of the tail frame rear cover is provided with a limiting convex edge for blocking two adjacent dumbbell pieces.
Preferably, the two ends of the outer side of the handle pipe are marked with weight scales in a surrounding mode, and the indicating groove for aligning the weight scales to indicate the adjusted weight is marked on the front cover of the tailstock.
Preferably, the upper end of the tail frame rear cover is provided with a fan-shaped installation cavity, and a balancing weight is installed in the installation cavity.
Compared with the prior art, the invention has the beneficial effects that:
1. the locking device of the weight-adjustable dumbbell is characterized in that a plurality of limiting grooves are uniformly formed in the rotating disc through the arrangement of the retainer, the rotating disc and the reset spring, the retainer is provided with a clamping groove, the annular rotating disc is arranged in the clamping groove, the retainer is pressed into the limiting groove of the rotating disc under the action force of the reset spring, when the weight of the dumbbell is not adjusted, the handle tube cannot rotate at the moment due to the fixed connection of the handle tube, the limiting iron plate and the rotating disc, so that the dumbbell sheet can be prevented from falling off due to misoperation, when the weight of the dumbbell needs to be adjusted, the retainer is jacked upwards only by utilizing a thimble on the dumbbell seat, the retainer moves upwards and is separated from the limiting groove, the handle tube can be rotated at the moment, and accordingly, the sliding piece in the handle tube is driven to move towards the handle tube, so that the;
2. the locking device of the weight-adjustable dumbbell is characterized in that a retainer arranged in a mounting groove at the lower end of an inner cover of a tailstock is clamped into a limiting groove of a rotating disc under the action of a reset spring, at the moment, the rotating disc, a limiting iron plate and a handle tube are synchronously and rotatably connected, so that a handle cannot rotate, the dumbbell sheet is prevented from falling off in the use of the dumbbell, an ejector pin arranged on a dumbbell seat jacks up the retainer when a dumbbell component is placed in the dumbbell seat, the reset spring is compressed at the moment, the retainer is separated from the limiting groove, the handle can be rotated at the moment, so that a slider is driven to move, the assembly or disassembly of the dumbbell sheet is completed, a guide groove is arranged in the handle tube, a guide block at one end of the slider is arranged in the guide groove, a stop block at the other end of the slider is arranged in the stop groove, the slider cannot rotate, when, the guide groove in the handle tube can pull the sliding piece to move leftwards or rightwards, after the sliding piece moves towards the handle direction, the dumbbell piece can be dismounted as the width of the open slot of the dumbbell piece is larger than the outer diameter of the fixed shaft, after the sliding piece moves towards the direction far away from the handle, the sliding piece moves into the fixed hole of the dumbbell piece, and the dumbbell piece can be fixed on the dumbbell component as the width of the open slot of the dumbbell piece is smaller than the diameter of the sliding piece, so that the dismounting or mounting operation of the dumbbell piece is completed.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall cross-sectional structure of the present invention;
FIG. 3 is a schematic view of a partial explosion configuration of the present invention;
FIG. 4 is a schematic view of the split structure of the present invention;
FIG. 5 is a schematic diagram of the overall explosive structure of the present invention;
FIG. 6 is a perspective view of the handle tube of the present invention;
FIG. 7 is a schematic view of a dumbbell sheet according to the present invention;
FIG. 8 is a schematic view of a rear cover of the tailrack of the present invention;
FIG. 9 is a schematic view of a stopper structure according to the present invention;
FIG. 10 is a schematic view of a rotary disk structure according to the present invention.
In the figure: 10. a dumbbell component; 1. a handle assembly; 101. a handle tube; 1011. a guide groove; 102. a limiting iron plate; 103. rotating the disc; 1031. a limiting groove; 104. a stopper; 1041. a clamping groove; 1042. mounting holes; 105. a return spring; 2. a tailstock assembly; 201. a tailstock front cover; 202. an inner cover of the tailstock; 2021. mounting grooves; 203. a tailstock rear cover; 2031. a rotation stopping groove; 2032. a limiting convex rib; 2033. a mounting cavity; 204. a tailstock end cover; 205. a fixing plate; 2051. a pin hole; 206. a fixed shaft; 2061. cutting; 207. a balancing weight; 3. a slider; 301. pipe sleeve; 302. a guide block; 303. a rotation stopping block; 4. a dumbbell sheet; 401. a fixing hole; 402. an open slot; 5. a dumbbell seat; 51. and (4) a thimble.
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. 1-10, the present invention provides a technical solution: a novel weight-adjustable dumbbell locking device comprises a dumbbell component 10, a dumbbell seat 5 and a plurality of dumbbell pieces 4 arranged on two sides of the dumbbell seat 5, wherein the dumbbell component 10 comprises a handle component 1, tail frame components 2 and two sliders 3 movably connected to two ends of the handle component 1, the handle component 1 is rotatably connected between the two tail frame components 2, the handle component 1 comprises a handle tube 101, a limiting iron plate 102 and a rotating disk 103, the limiting iron plate 102 is in bolt connection with the handle tube 101, the rotating disk 103 is fixedly connected to the outer side of the limiting iron plate 102, the handle tube 101, the limiting iron plate 102 and the rotating disk 103 can synchronously rotate, the rotating disk 103 is in a ring shape, a plurality of limiting grooves 1031 are arranged on the inner ring, the tail frame components 2 comprise tail frame front covers 201 and tail frame inner covers 202, the limiting iron plate 102 and the rotating disk 103 are arranged between the tail frame front covers 201 and the tail frame inner covers 202, the lower ends of the tail frame inner covers, the stop 104 can snap into the retaining slot 1031 to limit rotation of the handle assembly 1 relative to the tailstock assembly 2.
Further, the lower end of the tail frame inner cover 202 is provided with a mounting groove 2021, the stopper 104 is movably mounted in the mounting groove 2021, a return spring 105 forcing the stopper 104 to be pressed into the limiting groove 1031 is mounted between the stopper 104 and the mounting groove 2021, the stopper mounted in the mounting groove at the lower end of the tail frame inner cover enables the stopper to be clamped into the limiting groove of the rotating disk under the action of the return spring, and at the moment, the rotating disk, the limiting iron plate and the handle tube are synchronously and rotatably connected, so that the handle cannot rotate, and the dumbbell piece is prevented from falling off when the dumbbell is used.
Further, a clamping groove 1041 is formed in the middle of the stopper 104, a mounting hole 1042 is formed in the top end of the stopper 104, the upper end face and the lower end face of the stopper 104 and the upper end face and the lower end face of the clamping groove 1041 are both arc-shaped, the rotating disc 103 is arranged in the clamping groove 1041, one end of the reset spring 105 is arranged in the mounting hole 1042, and the other end of the reset spring is abutted to the top end of the mounting groove 2021.
Furthermore, the ejector pin 51 is arranged on the dumbbell seat 5 corresponding to the mounting groove 2021 and protrudes to force the stopper 104 to be separated from the limiting groove 1031, the ejector pin is arranged on the dumbbell seat, after the dumbbell component is placed in the dumbbell seat, the ejector pin jacks up the stopper, the reset spring is compressed, the stopper is separated from the limiting groove, the handle can be rotated at the moment, and therefore the slider is driven to move, and the dumbbell piece assembling or disassembling work is completed.
Further, the handle tube 101 is a hollow tube, the inner wall of the tube is provided with two guide grooves 1011 with opposite screw directions, the slider 3 comprises a tube sleeve 301, one end of the tube sleeve 301 close to the handle assembly 1 is provided with a guide block 302, the other end of the tube sleeve is provided with a rotation stop block 303, the tailstock assembly 2 is provided with a rotation stop groove 2031, the guide block 302 is slidably arranged in the guide groove 1011, the rotation stop block 303 is arranged in the rotation stop groove 2031, the rotating handle assembly 1 can drive the slider 3 to slide in the rotation stop groove 2031, by arranging the guide grooves in the handle tube, the guide block at one end of the slider is arranged in the guide groove, the rotation stop block at the other end of the slider is arranged in the rotation stop groove, the slider cannot rotate, when the handle tube is rotated, the guide groove in the handle tube can pull the slider to move leftwards or rightwards, when the slider moves towards the handle direction, because the width of the open groove, the dumbbell piece can be detached, after the slider moves in the direction far away from the handle, the slider moves into the fixing hole of the dumbbell piece, and the dumbbell piece can be fixed on the dumbbell component due to the fact that the width of the opening groove of the dumbbell piece is smaller than the diameter of the slider, so that the dumbbell piece can be detached or installed.
Further, the tailstock assembly 2 comprises a tailstock rear cover 203 provided with a rotation stopping groove 2031 and a fixing shaft 206 penetrating the handle tube 101, a fixing hole 401 for inserting the sliding member 3 is formed in the middle of the dumbbell plate 4, an opening groove 402 communicated with the fixing hole 401 is formed in the upper end of the fixing hole 401, the width of the opening groove 402 is smaller than the diameter of the sliding member 3, and the width of the opening groove 402 is larger than the diameter of the fixing shaft 206.
Further, both ends of the fixed shaft 206 are provided with notches 2061, the tailstock assembly 2 further comprises a fixed plate 205 and a tailstock end cover 204 which are arranged on the outer side of the tailstock rear cover 203, a pin hole 2051 is formed in the middle of the fixed plate 205, the pin hole 2051 is matched with the notches 2061 in shape, the pin hole in the middle of the fixed plate is connected with the notches at both ends of the fixed shaft in a matching manner, when the dumbbell seat is placed into the dumbbell assembly, the tailstock assembly is in a fixed state and cannot rotate, and the fixed shaft is prevented from rotating along with the dumbbell seat when the handle assembly is.
Furthermore, the outer wall of the tail frame rear cover 203 is provided with a limiting convex edge 2032 for separating two adjacent dumbbell pieces 4, and the limiting convex edge arranged on the outer wall of the tail frame rear cover can prevent the dumbbell pieces from sliding left and right after being installed and falling off and prevent the dumbbell pieces from colliding with each other.
Furthermore, the two ends of the outer side of the handle tube 101 are marked with weight scales in a surrounding mode, an indicating groove for aligning the weight scales to indicate the adjusted weight is marked on the tailstock front cover 201, the two ends of the outer side of the handle tube are marked with the weight scales in a surrounding mode, the indicating groove is marked on the tailstock front cover, and when the weight scales are just aligned with the indicating groove, the dumbbell piece with the corresponding weight can be correspondingly detached or installed.
Further, the upper end of the tail frame rear cover 203 is provided with a fan-shaped installation cavity 2033, a balancing weight 207 is installed in the installation cavity 2033, and the balancing weight is installed in the fan-shaped installation cavity arranged at the upper end of the tail frame rear cover to play a role in balancing and weight increasing.
The working principle is as follows: firstly, a guide slot 1011 is arranged in the handle tube 101, a guide block 302 at one end of the sliding piece 3 is arranged in the guide slot 1011, a rotation stopping block 303 at the other end of the sliding piece 3 is arranged in a rotation stopping slot 2031, the sliding piece 3 is not rotatable, when the handle tube 101 is rotated, the guide slot 1011 in the handle tube 101 can pull the sliding piece 3 to move leftwards or rightwards, when the sliding piece 3 moves towards the handle tube 101, the dumbbell piece 4 can be detached because the width of the opening slot 402 of the dumbbell piece 4 is larger than the outer diameter of the fixed shaft 206, so as to complete the detaching or attaching operation of the dumbbell piece 4, the retainer 104 arranged at the lower end of the tail frame inner cover 202 is clamped in the limit slot 1031 of the rotating disc 103 under the action of the reset spring 105, at the moment, the rotating disc 103, the handle tube 101 and the limit iron plate 102 are synchronously and rotatably connected, so that the handle tube 101 cannot rotate, thereby, the dumbbell seat 5 is provided with a raised thimble 51 corresponding to the stopper 104, and the thimble 51 can jack up the stopper 104 to separate from the limiting groove 1031, so that after the dumbbell is put into the seat, the rotation lock of the stopper 104 on the handle tube 101 can be released, that is, the handle tube 101 can be rotated, and the operation of detaching or installing the dumbbell piece 4 can be completed.
In the embodiments of the present application, the descriptions of the directional terms such as "front", "back", "left" and "right" are only described according to the directions shown in the drawings shown in the present application, and are not limited to the scope of the claims of the present application, and in the specific implementation process, other similar or similar embodiments may be obtained by correspondingly modifying the embodiments according to the embodiments, and all of the embodiments are within the scope of the present application, and the descriptions of the other similar or similar embodiments are not repeated in the present application.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a locking of novel adjustable dumbbell of weight device, includes dumbbell subassembly (10), dumbbell seat (5) and places in a plurality of dumbbell pieces (4) of dumbbell seat (5) both sides, its characterized in that: the dumbbell component (10) comprises a handle component (1), a tailstock component (2) and two sliding parts (3) movably connected to two ends of the handle component (1), the handle component (1) is rotatably connected between the two tailstock components (2), the handle component (1) comprises a handle tube (101), a limiting iron plate (102) and a rotating disk (103), the limiting iron plate (102) is in bolt connection with the handle tube (101), the rotating disk (103) is fixedly connected to the outer side of the limiting iron plate (102), the handle tube (101), the limiting iron plate (102) and the rotating disk (103) can synchronously rotate, the rotating disk (103) is in a circular ring shape, a plurality of limiting grooves (1031) are formed in the inner ring, the tailstock component (2) comprises a tailstock front cover (201) and a tailstock inner cover (202), and the limiting iron plate (102) and the rotating disk (103) are arranged between the tailstock front cover (201) and the tailstock inner cover (202), the lower end of the tailstock inner cover (202) is connected with a stop piece (104) in a sliding mode, and the stop piece (104) can be clamped into a limiting groove (1031) to limit the handle assembly (1) to rotate relative to the tailstock assembly (2).
2. The novel weight adjustable dumbbell locking device of claim 1, characterized in that: the lower end of the tail frame inner cover (202) is provided with a mounting groove (2021), the stopper (104) is movably mounted in the mounting groove (2021), and a return spring (105) for forcing the stopper (104) to be pressed into the limiting groove (1031) is mounted between the stopper (104) and the mounting groove (2021).
3. The novel weight adjustable dumbbell locking device of claim 2, characterized in that: the novel anti-theft device is characterized in that a clamping groove (1041) is formed in the middle of the stopper (104), a mounting hole (1042) is formed in the top end of the stopper (104), the upper end face and the lower end face of the stopper (104) and the upper end face and the lower end face of the clamping groove (1041) are both arc-shaped, the rotating disc (103) is arranged in the clamping groove (1041), one end of the reset spring (105) is arranged in the mounting hole (1042), and the other end of the reset spring is abutted to the top end of the mounting.
4. The novel weight adjustable dumbbell locking device of claim 2, characterized in that: and a thimble (51) which is provided with a bulge corresponding to the mounting groove (2021) on the dumbbell seat (5) and is used for forcing the stopper (104) to be separated from the limiting groove (1031).
5. The novel weight adjustable dumbbell locking device of claim 1, characterized in that: handle pipe (101) are hollow pipe fitting, and its inner wall is provided with two spiral shell to opposite guide way (1011), slider (3) include pipe box (301), the one end that pipe box (301) is close handle components (1) is provided with guide block (302), and its other end is provided with only commentaries on classics piece (303), only commentaries on classics groove (2031) has been seted up on tailstock subassembly (2), guide block (302) slidable mounting is in guide way (1011), only commentaries on classics piece (303) are installed in only commentaries on classics groove (2031), and is rotatory handle components (1) can drive slider (3) and only commentaries on classics inslot (2031) internal slipping movement.
6. The novel weight adjustable dumbbell locking device of claim 5, characterized in that: tailstock subassembly (2) including offer tailstock back lid (203) of groove (2031) and run through fixed axle (206) of locating in handle pipe (101) that ends, dumbbell piece (4) middle part is provided with and supplies slider (3) male fixed orifices (401), fixed orifices (401) upper end is provided with rather than communicating open slot (402), the width of open slot (402) is less than the diameter of slider (3), the width of open slot (402) is greater than the diameter of fixed axle (206).
7. The novel weight adjustable dumbbell locking device of claim 6, characterized in that: the improved tailstock is characterized in that notches (2061) are formed in two ends of the fixed shaft (206), the tailstock assembly (2) further comprises a fixed plate (205) and a tailstock end cover (204), the fixed plate (205) is arranged on the outer side of the tailstock rear cover (203), a pin hole (2051) is formed in the middle of the fixed plate (205), and the pin hole (2051) is matched with the notches (2061) in shape.
8. The novel weight adjustable dumbbell locking device of claim 6, characterized in that: and a limiting convex ridge (2032) for separating two adjacent dumbbell pieces (4) is arranged on the outer wall of the tailstock rear cover (203).
9. The novel weight adjustable dumbbell locking device of claim 1, characterized in that: the weight scales are marked at two ends of the outer side of the handle tube (101) in a surrounding mode, and an indicating groove for aligning the weight scales to indicate the adjusted weight is marked on the tailstock front cover (201).
10. The novel weight adjustable dumbbell locking device of claim 6, characterized in that: the upper end of the tailstock rear cover (203) is provided with a fan-shaped installation cavity (2033), and a balancing weight (207) is installed in the installation cavity (2033).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17/339,712 US11167167B1 (en) | 2020-07-14 | 2021-06-04 | Weight-adjustable dumbbell component with locking mechanism |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020221172282 | 2020-09-24 | ||
| CN202022117228 | 2020-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112386861A true CN112386861A (en) | 2021-02-23 |
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|---|---|---|---|
| CN202022475802.1U Active CN212347552U (en) | 2020-07-14 | 2020-10-31 | Novel locking of adjustable dumbbell of weight device |
| CN202011199837.5A Pending CN112386861A (en) | 2020-07-14 | 2020-10-31 | Novel locking of adjustable dumbbell of weight device |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022475802.1U Active CN212347552U (en) | 2020-07-14 | 2020-10-31 | Novel locking of adjustable dumbbell of weight device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212347552U (en) * | 2020-09-24 | 2021-01-15 | 翁高望 | Novel locking of adjustable dumbbell of weight device |
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2020
- 2020-10-31 CN CN202022475802.1U patent/CN212347552U/en active Active
- 2020-10-31 CN CN202011199837.5A patent/CN112386861A/en active Pending
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| CN212347552U (en) | 2021-01-15 |
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