CN210003641U - bolt combination for ladder stand in tower - Google Patents
bolt combination for ladder stand in tower Download PDFInfo
- Publication number
- CN210003641U CN210003641U CN201920300100.4U CN201920300100U CN210003641U CN 210003641 U CN210003641 U CN 210003641U CN 201920300100 U CN201920300100 U CN 201920300100U CN 210003641 U CN210003641 U CN 210003641U
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- Prior art keywords
- bolt
- tower
- sleeve
- thick bamboo
- section
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Abstract
The utility model relates to a bolt combination for cat ladder in tower section of thick bamboo contains the bolt and the nut at bolt end, can dismantle between the head of bolt and the nut and be equipped with two sleeves, two sides that the sleeve is relative all are equipped with corresponding section of thick bamboo that protects, the diameter that protects a section of thick bamboo is at least for half of sleeve diameter, the sleeve inboard is equipped with corresponding internal thread, it is equipped with corresponding second internal thread to protect a section of thick bamboo inboard.
Description
Technical Field
The utility model relates to a wind power tower cylinder field specifically indicates that there are bolt combinations that are used for cat ladder in tower section of thick bamboo.
Background
The wind power tower barrel is a tower pole of wind power generation, and mainly plays a supporting role in a wind generating set and absorbs the vibration of the set. The ladder stand in the tower section of thick bamboo is the important instrument of staff routine maintenance tower section of thick bamboo and other work, and the connected mode between the ladder stand is through the cooperation between bolt and the nut and connect, and this kind of connected mode is easy wearing and tearing after long-term use, has the potential safety hazard.
The utility model discloses a design bolt combinations that are used for ladder stand in tower section of thick bamboo to the problem that prior art exists is the purpose of the research of the utility model.
SUMMERY OF THE UTILITY MODEL
To the problem that above-mentioned prior art exists, the utility model provides an kinds of bolt combinations that are used for cat ladder in tower section of thick bamboo can effectively solve the problem that above-mentioned prior art exists.
The technical scheme of the utility model is that:
A bolt combination for a ladder stand in a tower barrel comprises a bolt and a nut at the tail of the bolt, two sleeves are detachably arranged between the head of the bolt and the nut, corresponding protective sleeves are arranged on the sides of the two sleeves, and the diameter of each protective sleeve is at least half of the diameter of each sleeve .
The inner side of the sleeve is provided with corresponding th internal threads.
And a corresponding second internal thread is arranged on the inner side of the protective cylinder.
The utility model has the advantages that:
the utility model discloses a to protect a section of thick bamboo and locate in the connecting hole between two cat ladders, then screw sleeve and nut, two cat ladders of chucking owing to protect a section of thick bamboo surface smooth, can not wear and tear because of long-time the use. The utility model discloses simple structure, convenient to use can use for a long time, avoids the potential safety hazard that wearing and tearing cause.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
To facilitate understanding by those skilled in the art, the structure of the present invention will now be described in further detail with reference to the following drawings:
referring to fig. 1, bolt combination for ladder in tower comprises a bolt 4 and a nut 1 at the tail end of the bolt 4, two sleeves 2 are detachably arranged between the head of the bolt 4 and the nut 1, corresponding protective sleeves 3 are arranged on the sides of the two sleeves 2, and the diameter of each protective sleeve 3 is at least half of the diameter of each sleeve 2.
The sleeve 2 is internally provided with a corresponding th internal thread.
And a corresponding second internal thread is arranged on the inner side of the protective cylinder 3.
The utility model discloses a to protect a section of thick bamboo 3 and locate in the connecting hole between two cat ladders, then screw sleeve 3 and nut 1, two cat ladders of chucking because protect 3 surfaces of a section of thick bamboo smooth, can not wear and tear because of long-time the use.
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made within the scope of the claims of the present invention should belong to the scope of the present invention.
Claims (3)
- The bolt combination for the ladder stand in the tower barrel comprises a bolt and a nut at the tail of the bolt, and is characterized in that two sleeves are detachably arranged between the head of the bolt and the nut, corresponding protective sleeves are arranged on sides opposite to the two sleeves, and the diameter of each protective sleeve is at least half of the diameter of each sleeve.
- 2. The bolt combination for a ladder on a tower as claimed in claim 1, wherein the sleeve has a th internal thread on its inner side.
- 3. The bolt combination for a ladder inside a tower, according to claim 1, wherein the inner side of the casing is provided with a corresponding second internal thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920300100.4U CN210003641U (en) | 2019-03-11 | 2019-03-11 | bolt combination for ladder stand in tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920300100.4U CN210003641U (en) | 2019-03-11 | 2019-03-11 | bolt combination for ladder stand in tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210003641U true CN210003641U (en) | 2020-01-31 |
Family
ID=69301266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920300100.4U Active CN210003641U (en) | 2019-03-11 | 2019-03-11 | bolt combination for ladder stand in tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210003641U (en) |
-
2019
- 2019-03-11 CN CN201920300100.4U patent/CN210003641U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |