CN204647101U - A kind of belt tightening wheel spring - Google Patents
A kind of belt tightening wheel spring Download PDFInfo
- Publication number
- CN204647101U CN204647101U CN201520250848.XU CN201520250848U CN204647101U CN 204647101 U CN204647101 U CN 204647101U CN 201520250848 U CN201520250848 U CN 201520250848U CN 204647101 U CN204647101 U CN 204647101U
- Authority
- CN
- China
- Prior art keywords
- hole
- spring body
- spring
- free end
- tightening wheel
- 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
Links
Abstract
The utility model discloses a kind of belt tightening wheel spring, comprise spring body, described spring body is provided with outside hook and inner hook, described outside hook comprises the first free end, the first curved part and the first joint, and described first free end offers tapped blind hole; Described inside hook comprises the second free end, the second curved part and the second joint, described second free end offers tapped through hole, is provided with fixing bolt in described tapped through hole; Described fixing bolt is provided with set screw nut; Described spring body also offers adjusting hole.A kind of belt tightening wheel spring of the present utility model, the two ends of spring body are provided with outside hook and inner hook, can be fixedly linked by linking up with also expansion tightening wheel; Inner hook is provided with fixing bolt and set screw nut, spring body offers adjusting hole, by the connection of fixing bolt and set screw nut and adjusting hole, the actual use length of spring can be changed as required.
Description
technical field:
The utility model relates to a kind of belt tightening wheel spring.
background technique:
Expansion tightening wheel is an easily damaged parts of the Component such as automobile, expansion tightening wheel is primarily of compositions such as stationary housing, tension arms, wheel body, spring, rolling bearing and spring axle sleeves, tightness that can be different according to belt, adjusts tension force automatically, makes transmission system stability and safety reliable.Spring in tradition expansion tightening wheel mostly is the spring of fixed length, and the means of fixation of spring mostly also is snap fit and connects, and in long using process, easily causes getting loose of spring.
summary of the invention:
The purpose of this utility model is to solve the problems of the prior art, provides one can change length according to demand, and the belt tightening wheel spring of fixation.
In order to achieve the above object, the technical solution of the utility model is:
A kind of belt tightening wheel spring, comprises spring body, described spring body is provided with outside hook and inner hook, and described outside hook comprises the first free end, the first curved part and the first joint, and described first free end offers tapped blind hole; Described inside hook comprises the second free end, the second curved part and the second joint, described second free end offers tapped through hole, is provided with fixing bolt in described tapped through hole; Described fixing bolt is provided with set screw nut; Described spring body also offers adjusting hole.
Described adjusting hole is that threaded through hole is offered in inside.
Described tapped blind hole, tapped through hole are all identical with the aperture of adjusting hole.
Described spring body offers 3-5 adjusting hole, and described adjusting hole is equidistantly opened on described spring body.
The beneficial effects of the utility model are: a kind of belt tightening wheel spring of the present utility model, and the two ends of spring body are provided with outside hook and inner hook, can be fixedly linked by linking up with also expansion tightening wheel; Inner hook is provided with fixing bolt and set screw nut, spring body offers adjusting hole, by the connection of fixing bolt and set screw nut and adjusting hole, the actual use length of spring can be changed as required.
accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
embodiment:
Embodiment 1
A kind of belt tightening wheel spring as shown in Figure 1, comprise spring body 1, described spring body 1 is provided with outside hook 2 and inner hook 3, described outside hook 2 comprises the first free end 21, first curved part 22 and the first joint 23, described first free end 21 offers tapped blind hole 24, and tapped blind hole 24 may be used for the fixing of outside hook 2.Described inside hook 3 comprises the second free end 31, second curved part 32 and the second joint 33, described second free end 31 offers tapped through hole 34, is provided with fixing bolt 4 in described tapped through hole 34; Described fixing bolt 4 is provided with set screw nut 5; Described spring body 1 also offers adjusting hole 6.
Described adjusting hole 6 is for offering threaded through hole in inside.Described tapped blind hole 24, tapped through hole 34 are all identical with the aperture of adjusting hole 6.Described spring body 1 offers 3 adjusting holes 6, and described adjusting hole 6 is equidistantly opened on described spring body 1.
A kind of belt tightening wheel spring of the present embodiment, the two ends of spring body are provided with outside hook and inner hook, can be fixedly linked by linking up with also expansion tightening wheel; Inner hook is provided with fixing bolt and set screw nut, spring body offers adjusting hole, by the connection of fixing bolt and set screw nut and adjusting hole, the actual use length of spring can be changed as required.
Embodiment 2
A kind of belt tightening wheel spring as shown in Figure 1, comprise spring body 1, described spring body 1 is provided with outside hook 2 and inner hook 3, described outside hook 2 comprises the first free end 21, first curved part 22 and the first joint 23, described first free end 21 offers tapped blind hole 24, and tapped blind hole 24 may be used for the fixing of outside hook 2.Described inside hook 3 comprises the second free end 31, second curved part 32 and the second joint 33, described second free end 31 offers tapped through hole 34, is provided with fixing bolt 4 in described tapped through hole 34; Described fixing bolt 4 is provided with set screw nut 5; Described spring body 1 also offers adjusting hole 6.
Described adjusting hole 6 is for offering threaded through hole in inside.Described tapped blind hole 24, tapped through hole 34 are all identical with the aperture of adjusting hole 6.Described spring body 1 offers 4 adjusting holes 6, and described adjusting hole 6 is equidistantly opened on described spring body 1.
A kind of belt tightening wheel spring of the present embodiment, the two ends of spring body are provided with outside hook and inner hook, can be fixedly linked by linking up with also expansion tightening wheel; Inner hook is provided with fixing bolt and set screw nut, spring body offers adjusting hole, by the connection of fixing bolt and set screw nut and adjusting hole, the actual use length of spring can be changed as required.
Embodiment 3
A kind of belt tightening wheel spring as shown in Figure 1, comprise spring body 1, described spring body 1 is provided with outside hook 2 and inner hook 3, described outside hook 2 comprises the first free end 21, first curved part 22 and the first joint 23, described first free end 21 offers tapped blind hole 24, and tapped blind hole 24 may be used for the fixing of outside hook 2.Described inside hook 3 comprises the second free end 31, second curved part 32 and the second joint 33, described second free end 31 offers tapped through hole 34, is provided with fixing bolt 4 in described tapped through hole 34; Described fixing bolt 4 is provided with set screw nut 5; Described spring body 1 also offers adjusting hole 6.
Described adjusting hole 6 is for offering threaded through hole in inside.Described tapped blind hole 24, tapped through hole 34 are all identical with the aperture of adjusting hole 6.Described spring body 1 offers 5 adjusting holes 6, and described adjusting hole 6 is equidistantly opened on described spring body 1.
A kind of belt tightening wheel spring of the present embodiment, the two ends of spring body are provided with outside hook and inner hook, can be fixedly linked by linking up with also expansion tightening wheel; Inner hook is provided with fixing bolt and set screw nut, spring body offers adjusting hole, by the connection of fixing bolt and set screw nut and adjusting hole, the actual use length of spring can be changed as required.
Claims (4)
1. a belt tightening wheel spring, comprise spring body (1), it is characterized in that: described spring body (1) is provided with outside hook (2) and inner hook (3), described outside hook (2) comprises the first free end (21), the first curved part (22) and the first joint (23), and described first free end (21) offers tapped blind hole (24); Described inside hook (3) comprises the second free end (31), the second curved part (32) and the second joint (33), described second free end (31) offers tapped through hole (34), is provided with fixing bolt (4) in described tapped through hole (34); Described fixing bolt (4) is provided with set screw nut (5); Described spring body (1) also offers adjusting hole (6).
2. a kind of belt tightening wheel spring according to claim 1, is characterized in that: described adjusting hole (6) is for offering threaded through hole in inside.
3. a kind of belt tightening wheel spring according to claim 1, is characterized in that: described tapped blind hole (24), tapped through hole (34) are all identical with the aperture of adjusting hole (6).
4. a kind of belt tightening wheel spring according to claim 1, is characterized in that: described spring body (1) offers 3-5 adjusting hole (6), and described adjusting hole (6) is equidistantly opened on described spring body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520250848.XU CN204647101U (en) | 2015-04-23 | 2015-04-23 | A kind of belt tightening wheel spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520250848.XU CN204647101U (en) | 2015-04-23 | 2015-04-23 | A kind of belt tightening wheel spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204647101U true CN204647101U (en) | 2015-09-16 |
Family
ID=54099858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520250848.XU Expired - Fee Related CN204647101U (en) | 2015-04-23 | 2015-04-23 | A kind of belt tightening wheel spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204647101U (en) |
-
2015
- 2015-04-23 CN CN201520250848.XU patent/CN204647101U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150916 Termination date: 20170423 |