CN202844452U - Arm apparatus with spring replaceable - Google Patents
Arm apparatus with spring replaceable Download PDFInfo
- Publication number
- CN202844452U CN202844452U CN 201220438627 CN201220438627U CN202844452U CN 202844452 U CN202844452 U CN 202844452U CN 201220438627 CN201220438627 CN 201220438627 CN 201220438627 U CN201220438627 U CN 201220438627U CN 202844452 U CN202844452 U CN 202844452U
- Authority
- CN
- China
- Prior art keywords
- spring
- replaceable
- connecting ring
- handle
- internal thread
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses an arm apparatus with a spring replaceable. The arm apparatus with the spring replaceable comprises handles and the spring, wherein the handles are provided with outer threads, two sides of the spring are provided with inner threads, and a connection loop which is provided with inner threads and outer threads simultaneously is used for enabling the handles and the spring to be connected. Furthermore, the outer threads of the connection loop are connected with the inner threads of the spring, and the inner threads of the connection loop are connected with the outer threads of the handles. The arm apparatus with the spring replaceable is simple in structure, convenient to replace, replaceable in springs of different weights according to the needs of an exerciser, and capable of better satisfying the needs of the exerciser.
Description
Technical field
The utility model relates to a kind of chest-developer that arm strength is used of taking exercise, and specifically refers to a kind of chest-developer of replaceable Different Weight spring, belongs to the body-building apparatus field.
Background technology
Chest-developer is a kind of light, small and exquisite, body-building apparatus that can fine exercise arm muscle, and is very popular, but all is fixedly connected with between the handle of present chest-developer and the spring, namely buys a chest-developer and can only be limited in a weight training.
The utility model content
Technical problem to be solved in the utility model is, a kind of chest-developer that can change spring is provided, and this chest-developer is simple in structure, and it is convenient to change, and can change according to person taking exercise's needs the spring of Different Weight, satisfied better person taking exercise's needs.
For solving above technical problem, the utility model provides a kind of chest-developer of replaceable spring, comprise handle and spring, described handle is with external screw thread, described spring both sides are with internal thread, described handle and spring have internal thread concurrently and are connected connecting ring and connect with one, and described connecting ring external screw thread is connected internal thread and connects with spring, and the connecting ring internal thread is connected external screw thread and is connected with handle.
After adopting above technical measures, the utlity model has following advantage: if when the person taking exercise needs to change the spring of Different Weight, only need unload connecting ring, change required spring, get final product with the internal and external threads linking springs on the connecting ring and the screw thread on the handle again.
Description of drawings
Shown in Figure 1 is local appearance structure chart of the present utility model.
Wherein: 1, handle; 2, spring; 3, external screw thread; 4, internal thread; 5, connecting ring internal thread; 6, connecting ring external screw thread; 7, connecting ring.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in more detail.
By the appearance assumption diagram of Fig. 1 as can be known, a kind of chest-developer of replaceable spring, comprise handle 1 and spring 2, described handle is with external screw thread 3, described spring both sides are with internal thread 4, described handle 1 and one of spring 2 usefulness have internal thread concurrently and are connected connecting ring 7 and connect, and described connecting ring external screw thread 6 is connected internal thread 4 and connects with spring, and connecting ring internal thread 5 is connected external screw thread 3 and is connected with handle.
When if the person taking exercise needs to change the spring of Different Weight, only need unload connecting ring 7, change required spring, get final product with the internal and external threads linking springs 2 on the connecting ring 7 and the screw thread on the handle 1 again.
Claims (1)
1. the chest-developer of a replaceable spring, comprise handle and spring, it is characterized in that, described handle is with external screw thread, described spring both sides are with internal thread, described handle and spring have internal thread concurrently and are connected connecting ring and connect with one, and described connecting ring external screw thread is connected internal thread and connects with spring, and the connecting ring internal thread is connected external screw thread and is connected with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220438627 CN202844452U (en) | 2012-08-31 | 2012-08-31 | Arm apparatus with spring replaceable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220438627 CN202844452U (en) | 2012-08-31 | 2012-08-31 | Arm apparatus with spring replaceable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202844452U true CN202844452U (en) | 2013-04-03 |
Family
ID=47975693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220438627 Expired - Fee Related CN202844452U (en) | 2012-08-31 | 2012-08-31 | Arm apparatus with spring replaceable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202844452U (en) |
-
2012
- 2012-08-31 CN CN 201220438627 patent/CN202844452U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130403 Termination date: 20140831 |
|
| EXPY | Termination of patent right or utility model |