CN210251012U - Resistance adjustable resistance device for body building - Google Patents
Resistance adjustable resistance device for body building Download PDFInfo
- Publication number
- CN210251012U CN210251012U CN201920798228.8U CN201920798228U CN210251012U CN 210251012 U CN210251012 U CN 210251012U CN 201920798228 U CN201920798228 U CN 201920798228U CN 210251012 U CN210251012 U CN 210251012U
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- Prior art keywords
- resistance
- stay cord
- center
- casing
- arc
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- 239000002184 metal Substances 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract 1
- 230000003321 amplification 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
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
Resistance adjustable resistance ware for body-building relates to the design technical field of body-building apparatus, especially the technique of its resistance ware part. The metal shell is internally provided with a disc type telescopic stay cord assembly, the disc type telescopic stay cord assembly comprises a central shaft and a stay cord, the outer end of the stay cord extends out of the metal shell and is connected with a pull handle outside the metal shell, the metal shell is also internally provided with a resistance amplifier, and the output end of the resistance amplifier is connected with the central shaft of the disc type telescopic stay cord assembly. The device acts on the central shaft through the resistance releasing device, and the design requirement of large resistance is met, so that people can exercise by using larger pulling force at the outer end of the pull rope.
Description
Technical Field
The utility model relates to the technical field of the design of fitness equipment, in particular to the technology of a resistor component of the fitness equipment.
Background
The existing resistor matched with fitness equipment is a reluctance type resistor, and the reluctance type resistor is convenient for people to adjust resistance so as to meet the requirements of different sports personnel.
However, for adjusting a large range of resistance, a large magnet block is required, which increases the weight, volume and production cost of the resistor body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at producing a resistance adjustable resistor with light weight, small volume and low cost for body-building, which can realize large resistance output.
The utility model discloses a metal casing sets up the flexible stay cord subassembly of disc in the casing, the flexible stay cord subassembly of disc includes center pin and stay cord, outside the stay cord outer end stretches out the casing to be connected with the outer handle that draws of casing, its characterized in that still sets up resistance amplifier in the casing, the output that the resistance put the ware is connected with the center pin of the flexible stay cord subassembly of disc.
The utility model discloses a resistance is put the ware and is acted on the center pin, reaches the design requirement who realizes great resistance to make people need bigger pulling force just can reach the purpose of taking exercise in the stay cord outer end.
The resistance amplifier is a planetary resistance amplifier. The aim of convenient production and use is achieved through the working principle of star row amplification.
The utility model discloses concrete structure is: the disc type telescopic pull rope assembly is arranged between the two supports, two outer ends of a central shaft of the disc type telescopic pull rope assembly respectively extend out of central through holes of the two supports in a clearance mode, an arc-shaped magnet seat is arranged on one inner side surface of the shell, one end of the arc-shaped magnet seat is hinged to the supports through a pin shaft, and the other end of the arc-shaped magnet seat is connected with the supports through a reset spring; a motor is fixedly arranged in the shell, the output end of the motor is connected with one end of a steel cable, and the other end of the steel cable is connected with an arc-shaped magnet seat arranged at one end of a reset spring; a group of planet wheel assemblies and center wheels matched with the corresponding planet wheel assemblies are respectively arranged on the outer sides of the two supports, center holes of the planet wheel assemblies are concentrically and fixedly connected with a center shaft of the disc type telescopic pull rope assembly, the center holes of the center wheels are respectively rotatably arranged on the center shaft of the disc type telescopic pull rope assembly in a penetrating way, and two end parts of the center shaft are respectively provided with a limiting snap spring matched with the outer end of the center wheel; end covers are respectively arranged at two end parts of the shell, and each end cover is fixedly connected with a corresponding central wheel through a connecting bolt; and a resistance control device is arranged outside the shell and is connected with a working circuit of the motor.
The utility model discloses above structure easily produces and constitutes, and the product structure of making is light and handy, does benefit to reduction in production cost, convenient transportation, makes things convenient for people to directly take the use outward with the resistance ware.
The mechanism is as follows: the resistance is amplified through the matching of the planetary wheel assembly and the central wheel, and the motor drives the steel cable to adjust the distance between the magnet seat and the shell wall so as to change the resistance, thereby further increasing the resistance of the sports equipment. The nest coil spring through the flexible stay cord subassembly of disk drives the magnet seat and rotates around its hinge point on the support and realize automatic back that contracts, because the change of realizing the resistance is fixed on the center pin to the planet wheel subassembly likewise, the flexible stay cord subassembly of disk and planet wheel subassembly all realize the resistance change on the same axle, the magnet seat changes the size of resistance through magnetic force in the top.
Further, in order to improve the connection stability of the steel cable in the resistor, the steel cable is penetrated in the return spring.
Drawings
Fig. 1 is an explosion diagram of the present invention.
Fig. 2 is a perspective view of a housing with a tripod stand.
Fig. 3 is a left side view of the product without the left end cap.
Fig. 4 is a right side view of the product without the right end cap.
Detailed Description
As shown in fig. 1, 2, 3 and 4, the utility model is provided with a cylindrical metal shell 1 which is open at two ends and can be attracted with a magnet, a tripod support 2 is concentrically fixed in the shell 1, a central through hole 2-1 is arranged at the center of the tripod support 2, and a group of connecting studs 2-2 with equal height are respectively welded at the tail ends of three legs of the tripod support 2. The four-foot bracket 3 and the three-foot bracket 2 are fixedly connected with each other through a stud 2-2 and a matched screw 4, and the four-foot bracket 3 and the three-foot bracket 2 are basically parallel to each other in the shell 1. Similarly, the center of the four-leg bracket 3 is also provided with a central through hole 3-1.
A disc type telescopic pull rope assembly 5 is clamped between the four-foot support 3 and the three-foot support 2, and the disc type telescopic pull rope assembly 5 is at least provided with a central shaft 5-1 and a pull rope 5-2. The outer end of the pull rope 5-2 extends out of the opening 1-1 of the shell 1 and is fixedly connected with the center of the pull handle 5 which is placed through the clamping piece 1-2.
An arc-shaped magnet seat 7 is arranged on one side wall in the shell 1, and one end of the arc-shaped magnet seat 7 is hinged to the four-leg support 3 and the three-leg support 2 through the matching of a pin shaft 8 and a pin 9. The other end of the arc-shaped magnet seat 7 is fixedly connected with a return spring 10, and the other end of the return spring 10 is abutted against the lower part of a baffle plate 11 fixedly welded between the four-leg bracket 3 and the three-leg bracket 2.
A steel cable 12 is arranged in the return spring 10 in a penetrating way, the lower end of the steel cable 12 is connected with the arc-shaped magnet seat 7, and the upper end of the steel cable 12 is connected with the output end of the motor 13. The motor 13 is fixedly connected to the side wall inside the housing 1.
The first planet wheel assembly 14 is concentrically and fixedly connected to the central shaft 5-1 on the left side surface of the tripod 2 through a first connecting key 15. The first starwheel assembly 14 is provided with three arms of equal length, to the ends of which a pinion is connected. And a first big star wheel 16 which is respectively meshed with the three small gears is arranged on the left side of the first planet wheel assembly 14, the central hole of the first big star wheel 16 can be rotatably arranged on the central shaft 5-1 in a penetrating way, and in addition, a limiting snap spring 17 for preventing the first big star wheel 16 from axially moving is arranged at the left end of the central shaft 5-1.
A left end cover 18 is arranged on the left side of the housing 1, and the left end cover 18 is fixedly connected with the first large star wheel 16 through three connecting screws 19.
And a second planet wheel assembly 21 is concentrically and fixedly connected on the central shaft 5-1 of the right side surface of the tripod 2 through a second connecting key 20. The second starwheel assembly 21 is provided with three arms of equal length, to the ends of which a pinion is connected respectively. And a second big star wheel 22 which is respectively meshed with the three pinion gears is arranged on the right side of the second planet wheel assembly 21, the central hole of the second big star wheel 22 can be rotatably arranged on the central shaft 5-1 in a penetrating way, and in addition, a limiting snap spring 23 for preventing the second big star wheel 22 from axially moving is arranged at the right end of the central shaft 5-1.
A right end cover 24 is arranged on the right side of the shell 1, and the right end cover 24 is fixedly connected with the second large star wheel 22 through three connecting screws 25.
A resistance control device 26 is arranged outside the housing 1, and the resistance control device 26 is connected with an operating circuit of the motor 13.
Claims (4)
1. Resistance adjustable resistor for body-building, including the metal casing, set up the flexible stay cord subassembly of disk in the casing, the flexible stay cord subassembly of disk includes center pin and stay cord, the stay cord outer end stretches out outside the casing to be connected with the pull handle outside the casing, its characterized in that still sets up the resistance amplifier in the casing, the output of resistance amplifier is connected with the center pin of the flexible stay cord subassembly of disk.
2. The adjustable resistance force exercise machine of claim 1, wherein said resistance force exercise machine is a planetary resistance force amplifier.
3. The resistance-adjustable resistor as claimed in claim 2, wherein two parallel supports are fixed in the case, the disc-type retractable rope assembly is disposed between the two supports, two outer ends of the central shaft of the disc-type retractable rope assembly respectively extend out of the central through holes of the two supports in a clearance manner, an arc-shaped magnet holder is disposed on one inner side of the case, one end of the arc-shaped magnet holder is hinged to the support through a pin shaft, and the other end of the arc-shaped magnet holder is connected to the support through a return spring; a motor is fixedly arranged in the shell, the output end of the motor is connected with one end of a steel cable, and the other end of the steel cable is connected with an arc-shaped magnet seat arranged at one end of a reset spring; a group of planet wheel assemblies and center wheels matched with the corresponding planet wheel assemblies are respectively arranged on the outer sides of the two supports, center holes of the planet wheel assemblies are concentrically and fixedly connected with a center shaft of the disc type telescopic pull rope assembly, the center holes of the center wheels are respectively rotatably arranged on the center shaft of the disc type telescopic pull rope assembly in a penetrating way, and two end parts of the center shaft are respectively provided with a limiting snap spring matched with the outer end of the center wheel; end covers are respectively arranged at two end parts of the shell, and each end cover is fixedly connected with a corresponding central wheel through a connecting bolt; and a resistance control device is arranged outside the shell and is connected with a working circuit of the motor.
4. The resistance-adjustable resistance-variable resistor of claim 3 wherein said wire rope is threaded through said return spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920798228.8U CN210251012U (en) | 2019-05-30 | 2019-05-30 | Resistance adjustable resistance device for body building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920798228.8U CN210251012U (en) | 2019-05-30 | 2019-05-30 | Resistance adjustable resistance device for body building |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210251012U true CN210251012U (en) | 2020-04-07 |
Family
ID=70039474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920798228.8U Withdrawn - After Issue CN210251012U (en) | 2019-05-30 | 2019-05-30 | Resistance adjustable resistance device for body building |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210251012U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075470A (en) * | 2019-05-30 | 2019-08-02 | 扬州金凯利体育用品有限公司 | Body-building resistance adjustable resistance gauge |
-
2019
- 2019-05-30 CN CN201920798228.8U patent/CN210251012U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110075470A (en) * | 2019-05-30 | 2019-08-02 | 扬州金凯利体育用品有限公司 | Body-building resistance adjustable resistance gauge |
| CN110075470B (en) * | 2019-05-30 | 2024-05-28 | 扬州金凯利体育用品有限公司 | Resistance adjustable resistance device for body-building |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200407 Effective date of abandoning: 20240528 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200407 Effective date of abandoning: 20240528 |