CN219953405U - Mining single hydraulic prop movable prop barrel - Google Patents
Mining single hydraulic prop movable prop barrel Download PDFInfo
- Publication number
- CN219953405U CN219953405U CN202321498210.9U CN202321498210U CN219953405U CN 219953405 U CN219953405 U CN 219953405U CN 202321498210 U CN202321498210 U CN 202321498210U CN 219953405 U CN219953405 U CN 219953405U
- Authority
- CN
- China
- Prior art keywords
- column casing
- casing main
- movable column
- main body
- cavity
- 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.)
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Links
- 238000005065 mining Methods 0.000 title claims abstract description 18
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 16
- 239000010935 stainless steel Substances 0.000 claims abstract description 16
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model relates to the technical field of movable column casings, and discloses a mining single hydraulic prop movable column casing which comprises a movable column casing main body, wherein a first cavity, a connecting cavity and a second cavity are sequentially formed in the movable column casing main body from top to bottom, a first boss is circumferentially arranged in the middle of the movable column casing main body, a stainless steel sleeve is arranged on the outer wall of the movable column casing main body, the corrosion resistance and the friction resistance of the outer surface of the movable column casing can be improved through the stainless steel sleeve, the lower end of the stainless steel sleeve is fixedly connected with the first boss, a second boss and a third boss are sequentially arranged at the lower end of the outer wall of the movable column casing main body from top to bottom, and a first chamfer angle of 45 degrees is formed at the lower end of the inner wall of the movable column casing main body. The utility model can effectively improve the corrosion resistance and friction resistance of the movable prop barrel of the mining single hydraulic prop, improves the repeated use times, greatly reduces the use cost and prolongs the service life.
Description
Technical Field
The utility model relates to the technical field of movable prop barrels, in particular to a mining single hydraulic prop movable prop barrel.
Background
The single hydraulic prop is a new environment-friendly supporting device, can be matched with a metal hinged top beam to be used for supporting a top plate and a fully-mechanized mining face by adopting a Gao Dangpu mining and blasting working face, and can also be independently used for spot pillars or other temporary supporting. The mining single hydraulic prop is one of supporting equipment for a mining working face under a mine. The existing piston type single prop movable prop barrel has the advantages of less repeated use times, short service life and high use cost.
Disclosure of Invention
In view of the above, an object of the present utility model is to provide a movable prop for a single hydraulic prop for mining, which solves the problems pointed out in the background art described above.
In order to achieve the above object, the following technical scheme is adopted:
the utility model provides a mining monomer hydraulic prop movable column section of thick bamboo, includes the movable column section of thick bamboo main part, the inside from the top down of movable column section of thick bamboo main part has first cavity, connecting chamber and second cavity in proper order, the middle part circumference of movable column section of thick bamboo main part is equipped with first boss, install the stainless steel cover on the outer wall of movable column section of thick bamboo main part, the stainless steel cover can improve the anticorrosive and antifriction performance of movable column section of thick bamboo surface, just the lower extreme of stainless steel cover with first boss fixed connection, the outer wall lower extreme from the top down of movable column section of thick bamboo main part is equipped with second boss and third boss in proper order, the inner wall lower extreme of movable column section of thick bamboo main part is equipped with 45 first chamfers.
As a further improvement of the present utility model, the stainless steel sleeve is welded to the outer wall of the movable cylinder main body.
As a further improvement of the utility model, a wear-resistant layer is arranged on the outer wall of the movable column casing main body.
As a further improvement of the utility model, the upper end of the outer wall of the movable column casing main body is provided with a second chamfer angle of 20 degrees.
As a further improvement of the utility model, the first cavity and the second cavity are both cylindrical cavities, and the connecting cavity is a truncated cone-shaped cavity.
The beneficial effects of the utility model are as follows: the utility model can effectively improve the corrosion resistance and friction resistance of the movable prop barrel of the mining single hydraulic prop, improves the repeated use times, greatly reduces the use cost and prolongs the service life.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:
fig. 1 is a schematic structural view of the present utility model.
In the figure: 1. the movable column casing comprises a movable column casing main body 2, a first cavity 3, a connecting cavity 4, a second cavity 5, a first boss 6, a stainless steel sleeve 7, a second boss 8, a third boss 9, a first chamfer angle 10 and a second chamfer angle.
Detailed Description
It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
As shown in fig. 1, the mining single hydraulic prop movable prop comprises a movable prop main body 1, a first cavity 2, a connecting cavity 3 and a second cavity 4 are sequentially formed in the movable prop main body 1 from top to bottom, a first boss 5 is circumferentially arranged in the middle of the movable prop main body 1, a stainless steel sleeve 6 is mounted on the outer wall of the movable prop main body 1, corrosion resistance and friction resistance of the outer surface of the movable prop can be improved by the stainless steel sleeve 6, the lower end of the stainless steel sleeve 6 is fixedly connected with the first boss 5, a second boss 7 and a third boss 8 are sequentially formed in the lower end of the outer wall of the movable prop main body 1 from top to bottom, and a first chamfer 9 of 45 degrees is arranged at the lower end of the inner wall of the movable prop main body 1.
The stainless steel sleeve 6 is welded on the outer wall of the movable column casing main body 1.
And a wear-resistant layer is arranged on the outer wall of the movable column casing main body 1.
The upper end of the outer wall of the movable column casing main body 1 is provided with a second chamfer 10 with the angle of 20 degrees.
The first cavity 2 and the second cavity 4 are cylindrical cavities, and the connecting cavity 3 is a truncated cone-shaped cavity.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, component disassembly, or combination thereof, etc. that falls within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (5)
1. The mining single hydraulic prop movable prop is characterized in that: including the interior from the top down of activity column casing main part has first cavity, connecting chamber and second cavity in proper order, the middle part circumference of activity column casing main part is equipped with first boss, install the stainless steel cover on the outer wall of activity column casing main part, the stainless steel cover can improve the anticorrosive and antifriction performance of activity column casing surface, just the lower extreme of stainless steel cover with first boss fixed connection, the outer wall lower extreme from the top down of activity column casing main part is equipped with second boss and third boss in proper order, the inner wall lower extreme of activity column casing main part is equipped with 45 first chamfers.
2. The mining single hydraulic prop barrel of claim 1, wherein: the stainless steel sleeve is welded on the outer wall of the movable column casing main body.
3. The mining single hydraulic prop barrel of claim 1, wherein: and a wear-resistant layer is arranged on the outer wall of the movable column casing main body.
4. The mining single hydraulic prop barrel of claim 1, wherein: the upper end of the outer wall of the movable column casing main body is provided with a second chamfer angle of 20 degrees.
5. The mining single hydraulic prop barrel of claim 1, wherein: the first cavity and the second cavity are cylindrical cavities, and the connecting cavity is a truncated cone-shaped cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321498210.9U CN219953405U (en) | 2023-06-13 | 2023-06-13 | Mining single hydraulic prop movable prop barrel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321498210.9U CN219953405U (en) | 2023-06-13 | 2023-06-13 | Mining single hydraulic prop movable prop barrel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219953405U true CN219953405U (en) | 2023-11-03 |
Family
ID=88556578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321498210.9U Active CN219953405U (en) | 2023-06-13 | 2023-06-13 | Mining single hydraulic prop movable prop barrel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219953405U (en) |
-
2023
- 2023-06-13 CN CN202321498210.9U patent/CN219953405U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |