CN218607886U

CN218607886U - Dumbbell with quick-release structure

Info

Publication number: CN218607886U
Application number: CN202222842848.1U
Authority: CN
Inventors: 江杰龙; 黄志勇
Original assignee: Yih An Co ltd
Current assignee: Yih An Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-03-14
Anticipated expiration: 2032-10-27

Abstract

A dumbbell with a quick-release structure comprises a handle, two buckle modules, a plurality of weight plates and two lock fasteners, wherein the handle comprises a pipe body, the two buckle modules respectively comprise a buckle part which can be driven to move to a buckle position and a release position from two ends of the pipe body, the weight plates respectively comprise a combination hole, the two buckle modules respectively comprise a screw rod and a head part, the two screw rods can penetrate through the combination holes of the weight plates and are inserted into two ends of the pipe body, the two head parts can abut against the outer side surfaces of the weight plates on the outer side, when the two buckle parts are at the buckle position, the two screw rods and the two buckle parts form a threaded connection state, and when the two buckle parts are at the release position, the two buckle parts release the two screw rods; therefore, the counterweight plate can be replaced quickly, and the purpose of conveniently adjusting the weight is achieved.

Description

Dumbbell with quick-release structure

Technical Field

The utility model relates to a technical field in the aspect of the dumbbell structure of adjustable weight especially relates to a but quick replacement counter weight piece to reach the dumbbell of utensil rapid disassembly structure of purposes such as convenient adjustment weight.

Background

A dumbbell structure with adjustable weight is disclosed, for example, in Taiwan publication No. M627768 entitled "dumbbell with adjustable weight" in Taiwan, which mainly uses two fastening shafts to pass through a plurality of weight plates respectively and then screw and screw-lock the weight plates at two ends of a handle, so as to combine and fix the weight plates at two ends of the handle to form the dumbbell for use. Then the two clamping shafts can be screwed out of the two ends of the handle respectively so as to be convenient for drawing off the weight pieces or replacing the weight pieces with different weights, and then the two clamping shafts are screwed and screwed to achieve the purpose of adjusting the weight of the dumbbell.

Therefore, when the weight of the dumbbell structure is adjusted, the two clamping shafts need to be rotated for multiple circles to release the weight pieces, so that the weight pieces can be taken out or replaced, and the two clamping shafts need to be rotated for multiple circles in the opposite direction to screw the weight pieces after the corresponding weight pieces are installed, so that the weight pieces can be combined and fixed at the two ends of the handle, and the two clamping shafts can be rotated for a long time during adjustment, thereby causing the defects of time and labor waste.

Accordingly, the present inventors have made extensive studies and research efforts to solve the above-mentioned problems, and as a result, the present invention has been made.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at need can screw out the release or screw the restriction these a little weight pieces with two rotatory many circles of card axises when the adjustment weight that the dumbbell of current adjustable weight exists, the problem of wasting time and energy etc. during the adjustment weight that causes.

The utility model provides a dumbbell with a quick-release structure, which comprises a handle, two buckle modules, a plurality of counterweight plates and two locking pieces. Wherein, the handle comprises a tube body. The two buckle modules are respectively combined at two ends of the tube body and respectively comprise a buckle piece which can be driven to move to a buckle position and a release position at two ends of the tube body. The plurality of weight plates can be respectively arranged at two ends of the handle side by side and are respectively provided with a through combining hole. The two locking components respectively comprise a screw rod and a head part, the screw rods of the two locking components can penetrate through the corresponding combination holes of the plurality of counterweight sheets and are inserted at two ends of the pipe body, and the head part can be abutted against the outer side face of the counterweight sheet at the outermost side. When the two clamping pieces of the two clamping modules are at the clamping position, the two screw rods and the two clamping pieces form a threaded connection state, and when the two clamping pieces are at the releasing position, the two clamping pieces release the two screw rods.

As a further improvement of the utility model,

the handle comprises two shells and two shell covers, the tube body is hollow and runs through two ends, two ends are respectively provided with a fixed seat, the two fixed seats are respectively provided with a fixed groove communicated with the inside of the tube body, the two shells are respectively covered with the two fixed seats, a notch is respectively arranged corresponding to the two fixed grooves, the two shell covers are respectively combined and covered on the outer sides of the two shells, and two ends corresponding to the tube body are respectively provided with a through hole for the screw rod of the two lock fasteners to pass through respectively;

the two buckle modules are respectively combined on the two fixing seats, each buckle module comprises a driving piece and a return elastic body, the buckle piece can be combined in the corresponding fixing seat in a swinging manner to enable the buckle piece to swing to the buckle position and the release position in the corresponding fixing groove, a plurality of buckle lugs are arranged at the bottom of the buckle piece, the buckle lugs are positioned in the pipe body at the buckle position, the buckle lugs move upwards to proper positions at the release position, the driving piece can be combined in the corresponding fixing seats in a swinging manner and exposed in the corresponding notch, the driving piece can be pulled to swing in the corresponding fixing groove from the outside to push the buckle piece to swing to the release position from the buckle position, one end of the return elastic body is abutted against the buckle piece, the other end of the return elastic body is abutted against the corresponding fixing seat, and an elastic force can be generated to enable the buckle piece to swing to the buckle position from the release position when the buckle piece is not pushed by the driving piece;

when the two fasteners are at the fastening position, the external threads of the screw rods of the two locking fasteners are in threaded connection with the plurality of fastening lugs, and when the two fasteners are at the releasing position, the plurality of fastening lugs are separated from the external threads of the two screw rods.

As a further improvement, the handle comprises two supporting plates, the two supporting plates are combined outside the two covers, and corresponding to the two through holes, a through hole is respectively formed in each of the two through holes, the screw rod of the two locking fastener can pass through the two supporting plates respectively, a positioning groove is respectively formed in each of the two supporting plates, the two opposite side surfaces of the plurality of weight plates are respectively provided with a corresponding positioning block and a positioning groove, the positioning block can be embedded in the corresponding positioning groove of the supporting plate or embedded in the positioning groove of another weight plate, and the positioning groove can be embedded in the positioning block of another weight plate.

As a further improvement of the utility model, this two are to the backup plate for the hexagon, and the shape of these two positioning groove is for corresponding this two less hexagons to the backup plate, and the shape of these a plurality of counter weight pieces corresponds to two and supports the backup plate and be the hexagon, and this locating piece corresponds to positioning groove and is the hexagon, and this constant head tank corresponds to the locating piece and is the hexagon.

As a further improvement of the present invention, each of the two positioning holes is disposed on a side wall of each of the fixing slots, each of the buckle modules includes an elastic positioning assembly, each of the driving members has a horizontal accommodating hole, the elastic positioning assembly includes a sealing bolt, a steel ball and a positioning elastic body, the sealing bolt is screwed into one end of the accommodating hole, the steel ball is movably disposed at the other end of the accommodating hole, the positioning elastic body is disposed in the accommodating hole, and the two ends of the sealing bolt and the steel ball are respectively abutted against the two ends of the sealing bolt, so as to generate an elastic force to push the steel ball outwards.

As a further improvement of the present invention, the two shells are screwed to the two shells by a plurality of coupling bolts.

As a further improvement of the present invention, the two backup plates are screwed to the outer sides of the two shells by a plurality of fastening bolts.

As a further improvement of the present invention, the two fasteners respectively utilize a first shaft bolt and a first nut to combine the two fasteners with each other, and the driving member respectively utilizes a second shaft bolt and a second nut to combine the two fasteners with each other.

As a further improvement of the utility model, the plurality of weight plates can be respectively arranged into different weights.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides an utensil rapid disassembly structure's dumbbell, this two buckle modules at this handle both ends of accessible form rapid disassembly structure with these two hasp pieces to make these two hasp pieces can take out fast or insert the both ends of this handle, especially only need rotate not to the round can reach the effect of fine setting locking behind the both ends that these two hasp pieces inserted this handle, consequently these a plurality of counterweight pieces of alright quick replacement, in order to reach the purpose quick and convenient adjustment weight.

Drawings

Fig. 1 is a partial three-dimensional exploded view of the present invention.

Fig. 2 is a partially exploded and enlarged schematic view of the grip of the present invention.

Fig. 3 is an enlarged schematic view of the three-dimensional combination of the present invention.

Fig. 4 is a schematic view of the combination section and a partial enlargement of the present invention.

Fig. 5 is a schematic diagram of the action of the buckle module releasing locking fastener of the present invention.

Fig. 6 is a schematic view of the action of the fastener after the fastener is drawn out.

Fig. 7 shows another embodiment of the present invention.

Fig. 8 is a partially exploded perspective view of another embodiment of the present invention.

Fig. 9 is a partially exploded and enlarged schematic view of a grip according to another embodiment of the present invention.

Fig. 10 is a perspective assembly enlarged view of another embodiment of the present invention.

Description of the symbols:

10 handle 11 tube

110 fixed seat 111 fixing groove

112 positioning hole 12 shell

120 notch 13 casing cover

130 through hole 14 against the plate

140 perforation 141 positioning groove

142 binding bolt

20 Snap module 21 clip

210 first shaft pin 211 first nut

212 snap lug 22 drive

220 second shaft pin 221 second nut

222 containing hole 23 recovery elastic body

24 elastic positioning set 240 sealing bolt

241 steel ball 242 positioning elastic body

30 weight plate 31 combining hole

32 positioning block 33 positioning groove

40 locking fastener 41 screw

42 head

50 counterweight plate

Detailed Description

Referring to fig. 1 to 5, it is shown that the dumbbell with the quick release structure of the present invention includes a handle 10, two buckle modules 20, a plurality of weight plates 30 and two locking members 40, wherein:

the grip 10 includes a tube 11, two shells 12, two shell covers 13 and two abutting plates 14. The tube 11 is hollow and penetrates through two ends, two fixing bases 110 are respectively disposed at two ends, two fixing bases 110 are respectively disposed with a fixing groove 111 communicated to the tube 11, and two positioning holes 112 are disposed on one side of each fixing groove 111. The two housings 12 are respectively covered with the two fixing bases 110, and are respectively provided with a notch 120 corresponding to the two fixing slots 111. The two housing covers 13 are respectively disposed on the outer sides of the two housing bodies 12, and have a through hole 130 respectively corresponding to the two ends of the tube 11. The two abutting plates 14 are combined on the outer sides of the two housing covers 13, and a through hole 140 is respectively disposed corresponding to the two through holes 130, and a positioning groove 141 is respectively disposed on the outer side surfaces of the two abutting plates 14. In this embodiment, a plurality of connecting bolts 142 are used to pass through the corresponding abutting plates 14 and the housing covers 13 and are screwed on the housing 12, so as to achieve the purpose of connecting the two abutting plates 14 to the outer sides of the two housing covers 13.

The two fastening modules 20 are respectively combined on the two fixing bases 110, and each fastening module 20 includes a fastening element 21, a driving element 22, a resilient elastic body 23, and an elastic positioning set 24. The locking member 21 is pivotally coupled to the corresponding fixing base 110 by a first shaft 210 and a first nut 211, so that the locking member can swing to a locking position and a releasing position in the corresponding fixing groove 111, the bottom of the locking member 21 is provided with a plurality of locking protrusions 212, the locking protrusions 212 are located in the tube 11 at the locking position, and the locking protrusions 212 move upward to a proper position at the releasing position. The driving member 22 is pivotally coupled to the corresponding fixing base 110 by a second shaft bolt 220 and a second nut 221, and is exposed in the corresponding notch 120, so that the driving member can be pulled from the outside to swing in the corresponding fixing slot 111 to push the locking member 21 to swing from the locking position to the releasing position, and the driving member 22 has a transverse receiving hole 222. One end of the resilient body 23 abuts against the locking member 21, and the other end abuts against the corresponding fixing seat 110, so as to generate an elastic force to enable the locking member 21 to swing from the releasing position to the locking position when not pushed by the driving member 22. The elastic positioning assembly 24 is disposed in the accommodating hole 222 and includes an enclosing bolt 240, a steel ball 241 and a positioning elastic body 242, the enclosing bolt 240 is screwed and locked at one end of the accommodating hole 222, the steel ball 241 is movably disposed at the other end of the accommodating hole 222, the positioning elastic body 242 is disposed in the accommodating hole 222, and two ends of the positioning elastic body respectively abut against the enclosing bolt 240 and the steel ball 241, so as to generate an elastic force to push the steel ball 241 outwards, when the driving member 22 pushes the locking member 21 to swing to the releasing position, the steel ball 241 is elastically embedded in one of the positioning holes 112 to position the driving member 22 at the position, and when the driving member 22 swings to allow the locking member 21 to swing to the locking position, the steel ball 241 is elastically embedded in the other positioning hole 112 to position the driving member 22 at the position.

The plurality of weight plates 30 can be respectively set to different weights and can be respectively arranged at the outer sides of the two abutting plates 14 side by side, each weight plate 30 is provided with a through combining hole 31, two opposite side surfaces are respectively provided with a corresponding positioning block 32 and a positioning groove 33, the positioning block 32 can be embedded in the corresponding positioning groove 141 of the abutting plate 14 or embedded in the positioning groove 33 of the other weight plate 30, and the positioning groove 33 can be used for the positioning block 32 of the other weight plate 30 to be embedded. In this embodiment, the two abutting plates 14 are hexagonal, the two positioning grooves 141 are quadrilateral, the plurality of weight plates 30 are hexagonal corresponding to the two abutting plates 14, the positioning block 32 is quadrilateral corresponding to the positioning grooves 141, and the positioning groove 33 is quadrilateral corresponding to the positioning block 32.

The two locking members 40 can respectively combine and fix the plurality of weight plates 30 on the outer sides of the two abutting plates 14, each locking member 40 comprises a screw rod 41 and a head 42, the screw rod 41 can pass through the combining holes 31 of the weight plates 30, the through hole 140 of the abutting plate 14 on the corresponding side and the through hole 130 of the housing cover 13 on the corresponding side to be inserted and combined in one end of the tube body 11, and the head 42 can abut against the outer side face of the weight plate 30 on the outermost side. When the locking member 21 is at the locking position, the external thread of the screw 41 can be screwed with the locking protrusion 212 of the locking member 21, and when the locking member 21 is at the releasing position, the locking protrusion 212 of the locking member 21 is disengaged from the external thread of the screw 41.

Please refer to fig. 4 to 6, it is pointed out that when the driving member 22 is pulled upward, one end of the driving member pushes the fastening member 21 downward to swing from the fastening position to the releasing position, at this time, the plurality of fastening protrusions 212 of the fastening member 21 are disengaged from the external threads of the screw 41 of the locking member 40, so that the locking member 40 can be quickly pulled out to release the plurality of weight plates 30, so as to conveniently pull out or replace the plurality of weight plates 30, and when the fastening member 21 is at the releasing position, the screw 41 of the locking member 40 can also quickly pass through the replaced plurality of weight plates 30 and be inserted into one end of the tube 11, at this time, the driving member 22 can be pulled downward, so that the elastic force of the restoring elastic body 23 can rebound the fastening member 21 from the releasing position to the fastening position, so that the plurality of fastening protrusions 212 of the fastening member 21 can be fastened in the external threads of the screw 41 of the locking member 40 to form a screwed state, and then the dumbbell weight can be quickly adjusted by fine adjustment after that the dumbbell 40 is screwed.

The utility model provides an utensil quick detach structure's dumbbell, these two buckle modules 20 at this handle 10 both ends of accessible form quick detach structure with these two hasp pieces 40 to make these two hasp pieces 40 can take out fast or insert the both ends of this handle 10, especially only need rotate behind the both ends that these two hasp pieces 40 insert this handle 10 not to reach the effect that fine setting locking, consequently these a plurality of weight plates 30 of alright quick replacement, in order to reach the purpose quick and convenient adjustment weight.

Referring to fig. 7, in another embodiment of the dumbbell with the quick release structure, two abutting plates 14 of the handle 10 can be removed, and only the two housing covers 13 are directly screwed on the two housings 12 by using the plurality of connecting bolts 142. In addition, the two locking fasteners 40 can also pass through the plurality of weight plates 50 detached from the old dumbbell to be coupled to both ends of the grip 10, so that the plurality of weight plates 50 of various shapes and specifications of the old dumbbell can be effectively used.

Referring to fig. 8 to 10, another embodiment of the dumbbell with a quick release structure according to the present invention has a structure substantially the same as that of the above-mentioned embodiment, the difference is that the two abutting plates 14 of the present embodiment are hexagonal, the two positioning grooves 141 are smaller hexagons corresponding to the two abutting plates 14, the plurality of weight plates 30 are hexagonal corresponding to the two abutting plates 14, the positioning block 32 is hexagonal corresponding to the positioning groove 141 (the structure and position of the positioning block 32 are shown in fig. 6 of the above-mentioned embodiment, the difference is that only one is quadrilateral, the other is hexagonal), and the positioning groove 33 is hexagonal corresponding to the positioning block 32, so that the plurality of weight plates 30 can be assembled in the corresponding alignment direction. Of course, in the present invention, the two abutting plates 14, the two positioning grooves 141, the plurality of weight plates 30, the positioning block 32 and the positioning groove 33 may be other corresponding polygons, which is not further described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A dumbbell with a quick-release structure is characterized by comprising:

a handle comprising a tube;

the two buckle modules are respectively combined at two ends of the pipe body and respectively comprise a buckle piece which can be driven to move to a buckle position and a release position at two ends of the pipe body;

the counterweight plates can be respectively arranged at two ends of the handle in parallel, and each counterweight plate is provided with a through combination hole;

the screw rods of the two locking parts can penetrate through the corresponding combination holes of the plurality of counterweight sheets and be inserted at two ends of the pipe body, and the heads can be abutted against the outer side faces of the counterweight sheets at the outermost sides; and

when the two buckling pieces of the two buckling modules are at the buckling positions, the two screw rods and the two buckling pieces form a threaded connection state, and when the two buckling pieces are at the releasing positions, the two buckling pieces release the two screw rods.

2. The dumbbell with a quick-release structure according to claim 1, characterized in that:

3. The dumbbell with the quick release structure according to claim 2, wherein the handle comprises two abutting plates, the two abutting plates are combined on the outer sides of the two housing covers, and a through hole is respectively formed corresponding to the two through holes for the screw rod of the two locking members to pass through, a positioning groove is respectively formed on the outer side of each of the two abutting plates, a positioning block and a positioning groove are respectively formed on the two opposite side surfaces of the plurality of weight plates, the positioning block can be embedded in the corresponding positioning groove of the abutting plate or embedded in the positioning groove of the other weight plate, and the positioning groove can be embedded in the positioning block of the other weight plate.

4. The dumbbell with the rapid disassembly structure of claim 3, wherein the two abutting plates are hexagonal, the two positioning grooves are smaller hexagons corresponding to the two abutting plates, the plurality of weight plates are hexagonal corresponding to the two abutting plates, the positioning block is hexagonal corresponding to the positioning groove, and the positioning groove is hexagonal corresponding to the positioning block.

5. The dumbbell with a quick release structure as claimed in claim 2, wherein each of the fixing slots has two positioning holes on one side wall, each of the fastening modules includes a resilient positioning set, each of the driving members has a horizontal receiving hole, the resilient positioning set includes a sealing bolt screwed to one end of the receiving hole, a steel ball movably disposed at the other end of the receiving hole, and a positioning elastic member disposed in the receiving hole and having two ends respectively abutting against the sealing bolt and the steel ball to generate a resilient force to push the steel ball outward.

6. The dumbbell with the quick release structure of claim 2, wherein the two shell covers are screwed on the two shell covers by using a plurality of joint bolts.

7. The dumbbell with the rapid disassembly structure of claim 3, wherein the two abutting plates are screwed and locked on the outer sides of the two shell covers by using a plurality of connecting bolts.

8. The dumbbell with the quick-release structure according to claim 2, wherein the two fasteners are respectively coupled to the two fixing bases by a first shaft bolt and a first nut, and the driving member is respectively coupled to the two fixing bases by a second shaft bolt and a second nut.

9. The dumbbell with a quick release structure of claim 1, wherein the weight plates are respectively set to different weights.