CN204152906U - A kind of guiding extension bar being convenient to replacing straight-tooth - Google Patents
A kind of guiding extension bar being convenient to replacing straight-tooth Download PDFInfo
- Publication number
- CN204152906U CN204152906U CN201420499616.3U CN201420499616U CN204152906U CN 204152906 U CN204152906 U CN 204152906U CN 201420499616 U CN201420499616 U CN 201420499616U CN 204152906 U CN204152906 U CN 204152906U
- Authority
- CN
- China
- Prior art keywords
- mobile jib
- tooth
- straight
- extension bar
- convenient
- 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
A kind of guiding extension bar being convenient to replacing straight-tooth, be specifically related to a kind of guiding extension bar, comprise mobile jib, on mobile jib, cover has sleeve pipe, casing pipe sleeve is on mobile jib, sleeve pipe is provided with straight-tooth, on described mobile jib, one end is provided with protruding fixture block, mobile jib is provided with ring baffle, and ring baffle is provided with draw-in groove, and fixture block is stuck in draw-in groove, and ring baffle front is provided with tapped hole, be provided with bolt in tapped hole and be threaded into box face, on described mobile jib, the other end is fixed with baffle plate, and described baffle plate is provided with screw and is threaded into box face.The beneficial effects of the utility model are: structure is simple, reasonable in design, by being separated with mobile jib by sleeve pipe, changes integrative-structure in the past, detachable replacing after straight-tooth wearing and tearing.
Description
Technical field:
The utility model relates to a kind of guiding extension bar being convenient to change straight-tooth, is specifically related to a kind of guiding extension bar.
Background technique:
Existing straight-tooth guiding extension bar mostly is integrative-structure, and after straight-tooth long term wear, straight-tooth loses connection function, when needing to change, can not single separations replacing, and can only integral replacing, bring unnecessary economic loss.
Model utility content:
Technical problem to be solved in the utility model is the defect overcoming prior art, provides a kind of guiding extension bar being convenient to change straight-tooth.
Technical problem to be solved in the utility model realizes by the following technical solutions.
A kind of guiding extension bar being convenient to replacing straight-tooth, it is characterized in that: comprise mobile jib, on mobile jib, cover has sleeve pipe, casing pipe sleeve is on mobile jib, sleeve pipe is provided with straight-tooth, on described mobile jib, one end is provided with protruding fixture block, mobile jib is provided with ring baffle, ring baffle is provided with draw-in groove, fixture block is stuck in draw-in groove, and ring baffle front is provided with tapped hole, is provided with bolt and is threaded into box face in tapped hole, on described mobile jib, the other end is fixed with baffle plate, and described baffle plate is provided with screw and is threaded into box face.
Described mobile jib prolongs mobile jib body of rod direction and be provided with some fixture blocks.
Fixture block on described mobile jib and fixture block are dislocatedly distributed.
Described baffle plate and mobile jib integrated formed structure.
Described fixture block structure is square structure.
The beneficial effects of the utility model are: structure is simple, reasonable in design, by being separated with mobile jib by sleeve pipe, changes integrative-structure in the past, detachable replacing after straight-tooth wearing and tearing.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present utility model.
Embodiment:
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
A kind of guiding extension bar being convenient to replacing straight-tooth as shown in Figure 1, comprising mobile jib 1, on mobile jib, cover has sleeve pipe 2, casing pipe sleeve is on mobile jib, sleeve pipe is provided with straight-tooth 3, wherein on mobile jib, one end is provided with protruding fixture block 4, mobile jib is provided with ring baffle 5, ring baffle is provided with draw-in groove, fixture block is stuck in draw-in groove, and ring baffle front is provided with tapped hole, is provided with bolt 6 and is threaded into box face in tapped hole, wherein on mobile jib, the other end is fixed with baffle plate 7, and wherein baffle plate is provided with screw 8 and is threaded into box face.
Wherein mobile jib prolongs mobile jib body of rod direction and be provided with some fixture blocks.
Fixture block wherein on mobile jib and fixture block are dislocatedly distributed.
Wherein baffle plate and mobile jib integrated formed structure.
Wherein fixture block structure is square structure.
More than show and describe basic principle of the present utility model, major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. be convenient to the guiding extension bar changing straight-tooth for one kind, it is characterized in that: comprise mobile jib, on mobile jib, cover has sleeve pipe, casing pipe sleeve is on mobile jib, sleeve pipe is provided with straight-tooth, on described mobile jib, one end is provided with protruding fixture block, mobile jib is provided with ring baffle, ring baffle is provided with draw-in groove, fixture block is stuck in draw-in groove, and ring baffle front is provided with tapped hole, is provided with bolt and is threaded into box face in tapped hole, on described mobile jib, the other end is fixed with baffle plate, and described baffle plate is provided with screw and is threaded into box face.
2., according to a kind of guiding extension bar being convenient to replacing straight-tooth described in claim 1, it is characterized in that: described mobile jib prolongs mobile jib body of rod direction and be provided with some fixture blocks.
3., according to a kind of guiding extension bar being convenient to replacing straight-tooth described in claim 2, it is characterized in that: the fixture block on described mobile jib and fixture block are dislocatedly distributed.
4., according to a kind of guiding extension bar being convenient to replacing straight-tooth described in claim 1, it is characterized in that: described baffle plate and mobile jib integrated formed structure.
5., according to a kind of guiding extension bar being convenient to replacing straight-tooth described in claim 1, it is characterized in that: fixture block structure is square structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420499616.3U CN204152906U (en) | 2014-09-01 | 2014-09-01 | A kind of guiding extension bar being convenient to replacing straight-tooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420499616.3U CN204152906U (en) | 2014-09-01 | 2014-09-01 | A kind of guiding extension bar being convenient to replacing straight-tooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204152906U true CN204152906U (en) | 2015-02-11 |
Family
ID=52511026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420499616.3U Expired - Fee Related CN204152906U (en) | 2014-09-01 | 2014-09-01 | A kind of guiding extension bar being convenient to replacing straight-tooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204152906U (en) |
-
2014
- 2014-09-01 CN CN201420499616.3U patent/CN204152906U/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: 20150211 Termination date: 20210901 |