CN217697781U - Linkage adjustable dumbbell bench - Google Patents
Linkage adjustable dumbbell bench Download PDFInfo
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- CN217697781U CN217697781U CN202221183976.3U CN202221183976U CN217697781U CN 217697781 U CN217697781 U CN 217697781U CN 202221183976 U CN202221183976 U CN 202221183976U CN 217697781 U CN217697781 U CN 217697781U
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Abstract
The utility model provides a dumbbell bench with adjustable linkage, includes body frame, back of the body pad supporting seat, cushion supporting seat and connecting rod, and this cushion supporting seat is located the front side of back pad supporting seat, the top surface of back pad supporting seat and the top surface of cushion supporting seat are equipped with back of the body respectively and fill up and the cushion, set firmly two articulated slab that left and right arranged on the body frame, the front end of back pad supporting seat is articulated with the top of two articulated slab, the bottom surface of back pad supporting seat is equipped with the adjusting device who adjusts back of the body pad supporting seat angle, and this adjusting device is articulated with the body frame, the front end of back pad supporting seat is equipped with the linkage admittedly, and the rear end of this linkage and the front end fixed connection of back pad supporting seat, the front end of linkage is articulated with the rear end of cushion supporting seat, the front end of cushion supporting seat is articulated with the top of connecting rod, and the bottom of this connecting rod is articulated with the front end of body frame. The back cushion supporting seat carries out angle modulation with the linkage piece when angle modulation, and the linkage piece drives the cushion supporting seat again and carries out synchronous adjustment.
Description
Technical Field
The utility model relates to a body-building apparatus field, specific dumbbell bench with adjustable linkage that says so.
Background
The dumbbell bench is a fitness auxiliary device and is commonly used for assisting a dumbbell to complete necessary fitness actions, such as: an upper inclined dumbbell bench press, a lower inclined dumbbell bench press, a flat dumbbell flying bird and the like. The dumbbell can improve the control force of joints and muscles of all parts of a body through exercise, small muscle groups around a target muscle group are exercised, muscle tissues of all muscle group connecting parts can be stimulated well, the muscle groups of all the parts are connected more closely, and the feelings of the exercised muscles for people are more coordinated. This type of targeted exercise activity, if not assisted by a dumbbell bench.
Current dumbbell bench includes the body frame, is equipped with back of the body and fills up and the cushion on this body frame, the relative body frame of back of the body pad can carry out turned angle and adjust, the cushion mostly is fixed, and although some cushions of current dumbbell bench can also be adjusted, but the cushion is mutually independent with the regulation of back of the body pad, can't realize the back of the body pad and the cushion simultaneous linkage is adjusted. Based on this, the applicant has conducted intensive studies to develop the present application.
SUMMERY OF THE UTILITY MODEL
The utility model provides a linkage adjustable dumbbell bench, which mainly aims to solve the problem that the cushion and the back cushion of the prior dumbbell bench can not be linked and adjusted.
In order to solve the technical problem, the utility model adopts the following technical scheme:
the utility model provides a dumbbell bench with adjustable linkage, includes body frame, back of the body pad supporting seat, cushion supporting seat and connecting rod, and this cushion supporting seat is located the front side of back pad supporting seat, the top surface of back pad supporting seat and the top surface of cushion supporting seat are equipped with back of the body respectively and fill up and the cushion, set firmly two articulated slab that left and right arranged on the body frame, the front end of back pad supporting seat is articulated with the top of two articulated slab, the bottom surface of back pad supporting seat is equipped with the adjusting device who adjusts back of the body pad supporting seat angle, and this adjusting device is articulated with the body frame, the front end of back pad supporting seat is equipped with the linkage admittedly, and the rear end of this linkage and the front end fixed connection of back pad supporting seat, the front end of linkage is articulated with the rear end of cushion supporting seat, the front end of cushion supporting seat is articulated with the top of connecting rod, and the bottom of this connecting rod is articulated with the front end of body frame.
Furthermore, the linkage piece comprises two linkage plates which are arranged on the left and the right, the two linkage plates are U-shaped, the rear ends of the two linkage plates are provided with connecting plates which are integrally formed with the linkage plate, the connecting plates of the two linkage plates are fixedly connected with the front ends of the back cushion supporting seats, the top parts of the front ends of the two linkage plates are hinged with the rear ends of the cushion supporting seats, the top parts of the rear ends of the two linkage plates are hinged with the top parts of the two hinge plates, and the two linkage plates are positioned between the two hinge plates.
Furthermore, a first rod barrel is arranged between the tops of the rear ends of the two linkage plates, first plug covers are arranged at the two ends of the first rod barrel, and the tops of the rear ends of the two linkage plates penetrate through the tops of the two hinge plates, the first match covers at the two ends of the first rod barrel and the first rod barrel through a first screw rod and are hinged with the tops of the two hinge plates.
Furthermore, the rear end of cushion supporting seat is equipped with first opening, the front end top of two ganged plates is located first opening, be equipped with a second rod section of thick bamboo between the front end top of two ganged plates, the both ends of this second rod section of thick bamboo all are equipped with the second gag, the front end top of two ganged plates passes the rear end of cushion supporting seat, the both ends second gag of a second rod section of thick bamboo and the rear end of a second rod section of thick bamboo and cushion supporting seat is articulated through a second screw rod.
Further, the front end bottom of cushion supporting seat is equipped with the second opening, the top of connecting rod is equipped with a third rod section of thick bamboo, the both ends of a third rod section of thick bamboo all are equipped with the third gag, a third rod section of thick bamboo is located the second opening, the top of connecting rod passes the front end bottom of cushion supporting seat, the third gag at a third rod section of thick bamboo both ends and a third rod section of thick bamboo and the front end bottom of cushion supporting seat is articulated through a third screw rod.
Furthermore, the front end of body frame is equipped with first U-shaped angle bar, the bottom of connecting rod is equipped with a fourth rod section of thick bamboo, the both ends of a fourth rod section of thick bamboo all are equipped with the fourth gag, a fourth rod section of thick bamboo is located the opening of first U-shaped angle bar, the bottom of connecting rod passes the fourth gag and the fourth rod section of thick bamboo at first U-shaped angle bar, fourth rod section of thick bamboo both ends through a fourth screw rod and is articulated with first U-shaped angle bar.
Furthermore, a second U-shaped angle iron is arranged on the bottom surface of the front part of the back cushion supporting seat, a third U-shaped angle iron is arranged on the top surface of the rear part of the main frame, the adjusting device comprises a sleeve, an extension tube and an elastic bolt, the extension tube is sleeved in the sleeve, the front end and the rear end of the extension tube respectively extend out of the front end and the rear end of the sleeve, a plurality of jacks which are arranged at intervals in the front and the rear direction are arranged on the left side surface of the extension tube, the elastic bolt is arranged on the left side surface of the sleeve, the pin part of the elastic bolt extends into the sleeve and is inserted into the jacks, the front end of the extension tube is positioned in the opening of the second U-shaped angle iron, the front end of the extension tube passes through the second U-shaped angle iron through a fifth screw rod and is hinged with the second U-shaped angle iron through the front end of the extension tube, and the bottom surface of the rear end of the sleeve is hinged with the third U-shaped angle iron.
Furthermore, a fifth rod barrel is arranged on the bottom surface of the rear end of the sleeve, the fifth rod barrel is located in an opening of a third U-shaped angle iron, fifth plug covers are arranged at two ends of the fifth rod barrel, and the bottom surface of the rear end of the sleeve is hinged to the third U-shaped angle iron through a sixth screw which penetrates through the third U-shaped angle iron, the fifth plug covers at two ends of the fifth rod barrel and the fifth rod barrel.
Furthermore, the bottom of the cushion supporting seat is provided with a supporting angle iron, and the bottom of the supporting angle iron is provided with a first supporting cushion.
Furthermore, the rear end top surface of body frame is equipped with the bracing piece, and the top surface of this bracing piece is equipped with the second supporting pad, the rear end that the back of the body cushioned the supporting seat is located the top of second supporting pad.
Furthermore, two universal wheels which are arranged at a left interval and a right interval are arranged on the rear end face of the main frame, and the bottom surfaces of the two universal wheels are higher than the ground when the main frame is placed on the ground.
From the above description of the present invention, compared with the prior art, the present invention has the following advantages: the utility model discloses novel structure, design benefit, the back of the body fills up the regulation of angle through adjusting device carrying on the back of the body pad supporting seat, because the rear end of linkage and the front end fixed connection who fills up the supporting seat on the back, the front end of linkage is articulated with the rear end of cushion supporting seat, and the front end of cushion supporting seat is articulated with the top of connecting rod, the bottom of connecting rod is articulated with the front end of body frame, consequently, the linkage carries out the regulation of angle thereupon when the back of the body fills up the supporting seat when angle modulation, the linkage drives cushion supporting seat and connecting rod again and carries out the regulation of angle in step, thereby realize the synchronous regulation of back of the body pad and cushion angle.
Drawings
Fig. 1 is a structural diagram of the present invention.
Fig. 2 is an exploded view of the present invention, wherein the back cushion and the seat cushion are not shown.
Fig. 3 is a schematic view of the back cushion and the cushion of the present invention when the angle is not adjusted.
Fig. 4 is a first schematic view of the utility model when adjusting the angle of the back cushion and the seat cushion.
Fig. 5 is a second schematic view of the angle adjustment of the back cushion and the seat cushion according to the present invention.
Fig. 6 is a third schematic view of the angle adjustment of the back cushion and the seat cushion of the present invention.
Fig. 7 is a fourth schematic view of the angle adjustment of the back cushion and the seat cushion according to the present invention.
Detailed Description
Referring to fig. 1, a dumbbell bench with adjustable linkage, including body frame 1, back of the body pad supporting seat 2, cushion supporting seat 3 and connecting rod 4, this cushion supporting seat 3 is located the front side of back of the body pad supporting seat 2, the top surface of back of the body pad supporting seat 2 and the top surface of cushion supporting seat 3 are equipped with back of the body and fills up 5 and cushion 6 respectively. Two hinged plates 7 arranged on the left and right are fixedly arranged on the main frame 1, the front end of the back cushion supporting seat 2 is hinged with the tops of the two hinged plates 7, an adjusting device 8 for adjusting the angle of the back cushion supporting seat 2 is arranged on the bottom surface of the back cushion supporting seat 2, and the adjusting device 8 is hinged with the main frame 1. The front end of back pad supporting seat 2 is equipped with linking piece 9 admittedly, and the rear end of this linking piece 9 and the front end fixed connection of back pad supporting seat 2, the front end of linking piece 9 is articulated with the rear end of cushion supporting seat 3, the front end of cushion supporting seat 3 is articulated with the top of connecting rod 4, and the bottom of this connecting rod 4 is articulated with the front end of body frame 1.
Referring to fig. 1 and 2, the linkage member 9 includes two linkage plates 91 arranged left and right, the two linkage plates 91 are both U-like, and the rear ends of the two linkage plates 91 are both provided with a connecting plate 92 integrally formed therewith. The connecting plates 92 of the two linkage plates 91 are fixedly connected with the front end of the back cushion supporting seat 2, and specifically, the front end of the back cushion supporting seat 2 is fixedly connected with the connecting plates 92 of the two linkage plates 91. The top of the front end of each of the two linkage plates 91 is hinged with the rear end of the cushion supporting seat 3, the top of the rear end of each of the two linkage plates 91 is hinged with the top of each of the two hinged plates 7, and the two linkage plates 91 are located between the two hinged plates 7.
Referring to fig. 1 and 2, a first rod barrel 10 is arranged between the tops of the rear ends of the two linkage plates 91, and first plug covers 11 are arranged at both ends of the first rod barrel 10. The tops of the rear ends of the two linkage plates 91 are hinged with the tops of the two hinged plates 7 through a first screw 12 penetrating through the tops of the two hinged plates 7, a first racing cover 11 and a first rod cylinder 10 at two ends of the first rod cylinder 10. The rear end of cushion supporting seat 3 is equipped with first opening 13, the front end top of two linkage boards 91 is located first opening 13, be equipped with second rod section of thick bamboo 14 between the front end top of two linkage boards 91, the both ends of this second rod section of thick bamboo 14 all are equipped with second stopper lid 15, the front end top of two linkage boards 91 passes the rear end of cushion supporting seat 3, the both ends second stopper lid 15 and the second rod section of thick bamboo 14 of second rod section of thick bamboo 14 and cushion supporting seat 3's rear end is articulated through a second screw rod 16.
Referring to fig. 1 and 2, a second opening 17 is arranged at the bottom of the front end of the seat cushion supporting seat 3, a third rod barrel 18 is arranged at the top of the connecting rod 4, third plugs 19 are arranged at two ends of the third rod barrel 18, the third rod barrel 18 is located in the second opening 17, and the top of the connecting rod 4 is hinged to the bottom of the front end of the seat cushion supporting seat 3 through a third screw 20 penetrating through the bottom of the front end of the seat cushion supporting seat 3, the third plugs 19 at two ends of the third rod barrel 18 and the third rod barrel 18. The front end of body frame 1 is equipped with first U-shaped angle bar 21, the bottom of connecting rod 4 is equipped with fourth rod section of thick bamboo 22, the both ends of fourth rod section of thick bamboo 22 all are equipped with fourth gag 23, fourth rod section of thick bamboo 22 is located the opening of first U-shaped angle bar 21, the bottom of connecting rod 4 passes fourth gag 23 and the fourth rod section of thick bamboo 22 at first U-shaped angle bar 21, fourth rod section of thick bamboo 22 both ends through a fourth screw rod 24 and first U-shaped angle bar 21 is articulated.
Referring to fig. 1 and 2, a second U-shaped angle iron 25 is arranged on the bottom surface of the front portion of the back pad supporting seat 2, and a third U-shaped angle iron 26 is arranged on the top surface of the rear portion of the main frame 1. The adjusting device 8 comprises a sleeve 81, an extension tube 82 and an elastic bolt 83, the extension tube 82 is sleeved in the sleeve 81, the front end and the rear end of the extension tube 82 respectively extend out of the front end and the rear end of the sleeve 81, the left side surface of the extension tube 82 is provided with a plurality of insertion holes 84 which are arranged at intervals, the elastic bolt 83 is arranged on the left side surface of the sleeve 81, and a pin portion of the elastic bolt 83 extends into the sleeve 81 and is inserted into the insertion hole 84. The front end of the extension tube 82 is located in the opening of the second U-shaped angle iron 25, the front end of the extension tube 82 passes through the second U-shaped angle iron 25 and the front end of the extension tube 82 through a fifth screw 27 to be hinged with the second U-shaped angle iron 25, and the bottom surface of the rear end of the sleeve 81 is hinged with the third U-shaped angle iron 26.
Referring to fig. 1 and 2, a fifth barrel 28 is disposed on the bottom surface of the rear end of the sleeve 81, the fifth barrel 28 is located in the opening of the third U-shaped angle iron 26, the fifth plugs 29 are disposed at both ends of the fifth barrel 28, and the bottom surface of the rear end of the sleeve 81 is hinged to the third U-shaped angle iron 26 through a sixth screw 30 passing through the third U-shaped angle iron 26, the fifth plugs 29 at both ends of the fifth barrel 28 and the fifth barrel 29. The sleeve 81 can rotate relative to the third U-shaped angle iron 26, and the extension tube 82 can rotate relative to the back pad support base 2.
Referring to fig. 1 to 7, when the angle of the back cushion 5 needs to be adjusted, draw the elastic bolt 83 to separate the pin portion of the elastic bolt 83 from the original complex jack 84, because the rear end of the linkage 9 is fixedly connected with the front end of the back cushion support seat 2, the front end of the linkage 9 is hinged with the rear end of the cushion support seat 3, and the front end of the cushion support seat 3 is hinged with the top of the connecting rod 4, the bottom of the connecting rod 4 is hinged with the front end of the main frame 1, the back cushion support seat 2 and the back cushion 5 can be rotated to adjust the angle by drawing the elastic bolt 83, the linkage 9 adjusts the angle accordingly, the linkage 9 drives the cushion support seat 3 and the connecting rod 4 to synchronously adjust the angle, thereby realizing the synchronous adjustment of the angles of the back cushion 5 and the cushion 6. When the back cushion 5 and the seat cushion 6 are adjusted to the required angle, the pin part of the elastic bolt 83 is inserted into the new insertion hole 84 again, so that the back cushion support seat 2 and the seat cushion support seat 3 can be fixed, and the rotation angle of the back cushion support seat 2 is between 0 and 90 degrees.
Referring to fig. 1 to 3, the bottom of the seat cushion supporting seat 3 is provided with a supporting angle iron 31, the bottom of the supporting angle iron 31 is provided with a first supporting pad 32, when the back cushion supporting seat 2 is adjusted to the highest angle, the seat cushion supporting seat 3 is at the horizontal angle and the first supporting pad 32 is against the top surface of the main frame 1, and at this time, the supporting angle iron 31 and the first supporting pad 32 provide supporting force for the seat cushion supporting seat 3. The rear end top surface of body frame 1 is equipped with bracing piece 33, and the top surface of this bracing piece 33 is equipped with second supporting pad 34, the rear end that the back of the body cushioned supporting seat 2 is located the top of second supporting pad 34, when the back cushioned supporting seat 2 is in the horizontal angle, bracing piece 33 and second supporting pad 34 provide the holding power for the back cushioned supporting seat 2. The back end face of the main frame 1 is provided with two universal wheels 35 which are arranged at a left interval and a right interval, the bottom faces of the two universal wheels 35 are higher than the ground when the main frame 1 is placed on the ground, when the dumbbell stool needs to be moved, the front end of the main frame 1 can be lifted, the two universal wheels 35 are in contact with the ground, and then the main frame 1 is dragged to move the dumbbell stool.
The above-mentioned be the utility model discloses a concrete implementation way, nevertheless the utility model discloses a design concept is not limited to this, and the ordinary use of this design is right the utility model discloses carry out immaterial change, all should belong to the act of infringement the protection scope of the utility model.
Claims (11)
1. The utility model provides a dumbbell bench with adjustable linkage which characterized in that: including body frame, back of the body pad supporting seat, cushion supporting seat and connecting rod, this cushion supporting seat is located the front side of back pad supporting seat, the top surface of back pad supporting seat and the top surface of cushion supporting seat are equipped with back of the body and cushion respectively, set firmly two articulated slab that left and right arranged on the body frame, the front end of back pad supporting seat is articulated with the top of two articulated slab, the bottom surface of back pad supporting seat is equipped with the adjusting device who adjusts back of the body pad supporting seat angle, and this adjusting device is articulated with the body frame, the front end of back pad supporting seat is equipped with the linkage admittedly, and the rear end of this linkage and the front end fixed connection of back pad supporting seat, the front end of linkage is articulated with the rear end of cushion supporting seat, the front end of cushion supporting seat is articulated with the top of connecting rod, and the bottom of this connecting rod is articulated with the front end of body frame.
2. The linkage adjustable dumbbell bench of claim 1, characterized in that: the linkage piece comprises two linkage plates which are arranged on the left and right, the two linkage plates are U-shaped, the rear ends of the two linkage plates are provided with connecting plates which are integrally formed with the linkage plate, the connecting plates of the two linkage plates are fixedly connected with the front ends of the back cushion supporting seats, the top parts of the front ends of the two linkage plates are hinged with the rear ends of the cushion supporting seats, the top parts of the rear ends of the two linkage plates are hinged with the top parts of the two hinged plates, and the two linkage plates are positioned between the two hinged plates.
3. The linkage adjustable dumbbell bench of claim 2, characterized in that: the top of the rear ends of the two linkage plates penetrates through the tops of the two hinged plates, the first match covers at the two ends of the first rod barrel and the first rod barrel to be hinged with the tops of the two hinged plates.
4. The linkage adjustable dumbbell bench of claim 2, characterized in that: the rear end of cushion supporting seat is equipped with first opening, the front end top of two linkage boards is located first opening, be equipped with a second rod section of thick bamboo between the front end top of two linkage boards, the both ends of this second rod section of thick bamboo all are equipped with the second gag, the front end top of two linkage boards passes the rear end of cushion supporting seat, the both ends second gag of a second rod section of thick bamboo and the rear end of a second rod section of thick bamboo and cushion supporting seat is articulated through a second screw rod.
5. The linkage adjustable dumbbell bench of claim 1, characterized in that: the front end bottom of cushion supporting seat is equipped with the second opening, the top of connecting rod is equipped with a third rod section of thick bamboo, the both ends of a third rod section of thick bamboo all are equipped with the third gag, a third rod section of thick bamboo is located the second opening, the top of connecting rod passes the front end bottom of cushion supporting seat, the third gag at a third rod section of thick bamboo both ends and a third rod section of thick bamboo is articulated with the front end bottom of cushion supporting seat through a third screw rod.
6. The linkage adjustable dumbbell bench of claim 1, characterized in that: the front end of body frame is equipped with first U-shaped angle bar, the bottom of connecting rod is equipped with a fourth rod section of thick bamboo, the both ends of a fourth rod section of thick bamboo all are equipped with the fourth gag, a fourth rod section of thick bamboo is located the opening of first U-shaped angle bar, the bottom of connecting rod passes the fourth gag and the fourth rod section of thick bamboo at first U-shaped angle bar, fourth rod section of thick bamboo both ends through a fourth screw rod and is articulated with first U-shaped angle bar.
7. The linkage adjustable dumbbell bench of claim 1, characterized in that: the back cushion support comprises a back cushion support seat and is characterized in that a second U-shaped angle iron is arranged on the bottom surface of the front portion of the back cushion support seat, a third U-shaped angle iron is arranged on the top surface of the rear portion of the main frame, the adjusting device comprises a sleeve, an extension tube and an elastic bolt, the extension tube is sleeved in the sleeve, the front end and the rear end of the extension tube respectively extend out of the front end and the rear end of the sleeve, a plurality of jacks which are arranged at intervals in the front and the rear of the extension tube are arranged on the left side surface of the extension tube, the elastic bolt is arranged on the left side surface of the sleeve, the pin portion of the elastic bolt extends into the sleeve and is inserted into the jacks, the front end of the extension tube is located in an opening of the second U-shaped angle iron, the front end of the extension tube penetrates through the second U-shaped angle iron and the front end of the extension tube through a fifth screw to be hinged to the second U-shaped angle iron, and the bottom surface of the rear end of the sleeve is hinged to the third U-shaped angle iron.
8. The linkage adjustable dumbbell bench of claim 7, characterized in that: the bottom surface of the rear end of the sleeve is provided with a fifth rod barrel, the fifth rod barrel is positioned in an opening of a third U-shaped angle iron, the two ends of the fifth rod barrel are provided with fifth plug covers, and the bottom surface of the rear end of the sleeve penetrates through the third U-shaped angle iron, the fifth plug covers at the two ends of the fifth rod barrel and the fifth rod barrel through a sixth screw to be hinged with the third U-shaped angle iron.
9. The linkage adjustable dumbbell bench of claim 1, characterized in that: the bottom of cushion supporting seat is equipped with the support angle bar, and the bottom that should support the angle bar is equipped with first supporting pad.
10. The linkage adjustable dumbbell bench of claim 1, characterized in that: the rear end top surface of body frame is equipped with the bracing piece, and the top surface of this bracing piece is equipped with the second supporting pad, the rear end that the back of the body cushioned the supporting seat is located the top of second supporting pad.
11. The linkage adjustable dumbbell bench of claim 1, characterized in that: the rear end face of the main frame is provided with two universal wheels which are arranged at intervals from left to right, and the bottom surfaces of the two universal wheels are higher than the ground when the main frame is placed on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221183976.3U CN217697781U (en) | 2022-05-18 | 2022-05-18 | Linkage adjustable dumbbell bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221183976.3U CN217697781U (en) | 2022-05-18 | 2022-05-18 | Linkage adjustable dumbbell bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217697781U true CN217697781U (en) | 2022-11-01 |
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ID=83794481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221183976.3U Active CN217697781U (en) | 2022-05-18 | 2022-05-18 | Linkage adjustable dumbbell bench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217697781U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832291A (en) * | 2022-05-18 | 2022-08-02 | 厦门泓胜达健康科技有限公司 | Linkage adjustable dumbbell bench |
-
2022
- 2022-05-18 CN CN202221183976.3U patent/CN217697781U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114832291A (en) * | 2022-05-18 | 2022-08-02 | 厦门泓胜达健康科技有限公司 | Linkage adjustable dumbbell bench |
| CN114832291B (en) * | 2022-05-18 | 2024-08-16 | 厦门泓胜达健康科技有限公司 | Dumbbell bench with adjustable linkage |
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