CN202628145U - Hydraulic support for gentle dip thick coal seam mining - Google Patents
Hydraulic support for gentle dip thick coal seam mining Download PDFInfo
- Publication number
- CN202628145U CN202628145U CN 201220215087 CN201220215087U CN202628145U CN 202628145 U CN202628145 U CN 202628145U CN 201220215087 CN201220215087 CN 201220215087 CN 201220215087 U CN201220215087 U CN 201220215087U CN 202628145 U CN202628145 U CN 202628145U
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- CN
- China
- Prior art keywords
- base
- back timber
- hinged
- oil cylinder
- caving shield
- 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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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a hydraulic support for gentle dip thick coal seam mining. The hydraulic support comprises a base (11), a supporting beam arranged at the upper end of the base (11), and a supporting device which is arranged between the base (11) and the supporting beam and is used for ejecting the supporting beam, wherein the supporting device is provided with at least two groups of cylinders; and the supporting beam is provided with at least six sections of supporting beams, and at least one section of supporting beam is telescopically arranged. Thus, the gentle dip thick coal seam mining requirement is met.
Description
One, technical field
The utility model relates to a kind of hydraulic support, especially a kind of hydraulic support that is used for the gently inclined thick coal seam exploitation.
Two, background technology
Along with the raising of the mechanical degree of mole, guarantee the safety of development end, hydraulic support is the key equipment of comprehensive mechanical coal mining; Therefore hydraulic support is an important mines device, in existing hydraulic support, all is to be widely used as a kind of suspension device; In seam mining to 4.5 ~ 5.5m left and right thickness, generally all be separate zone production, take over anxiety but the separate zone production drivage ratio is low with digging; And cost is high; Progressively realize the top coal caving method now, but also do not had a kind of hydraulic support that is used for the top coal caving method, thereby satisfied the overlength degree supporting of top coal caving method.
Three, summary of the invention
In order to overcome above-mentioned technical disadvantages, the purpose of the utility model provides a kind of hydraulic support that is used for the gently inclined thick coal seam exploitation, has therefore satisfied the needs of gently inclined thick coal seam exploitation.
For achieving the above object; The technical scheme that the utility model is taked is: include base 11, be arranged on base 11 upper ends supporting beam, be arranged between base 11 and the supporting beam and be used to push up the bracing or strutting arrangement that opens supporting beam; Bracing or strutting arrangement is provided with at least two group oil cylinders, and supporting beam is provided with at least six sections supporting beams and has at least one section supporting beam to be set to telescopic.
Base 11 is placed on the bottom surface in tunnel, and supporting beam is supported on the end face in tunnel, owing to designed base 11, supporting beam and bracing or strutting arrangement, has prolonged the length of a mask, has therefore satisfied the needs of gently inclined thick coal seam exploitation.
The utility model has designed; Supporting beam is set to include back timber 1, front-axle beam 2, face guard 3, caving shield 4, tail boom 5 and plate 6; Bracing or strutting arrangement is set to include preceding oil cylinder 7, back oil cylinder 8, front support rod 9 and back support rod 10; Be provided with the front-axle beam 2 hinged at the front end of back timber 1, be provided with the caving shield 4 hinged in the rear end of back timber 1, be provided with the tail boom 5 hinged in the rear end of caving shield 4 with caving shield 4 with back timber 1 with back timber 1; Be provided with the plate 6 of pegging graft with tail boom 5 in the rear end of tail boom 5; Be provided with the face guard 3 hinged with front-axle beam 2 at the front end of front-axle beam 2, between back timber 1 and the front-axle beam 2, between caving shield 4 and tail boom 5, be respectively arranged with rotational fuel tank, front-axle beam 2 is set to telescopic and is provided with telescopic oil cylinder; Side at back timber 1, caving shield 4, tail boom 5 and plate 6 is provided with side guard board; Oil cylinder 7 and back oil cylinder 8 before between back timber 1 and base 11, being provided with, an end of preceding oil cylinder 7 and back oil cylinder 8 are hinged and the other end is hinged with base 11 respectively with back timber 1 respectively, between caving shield 4 and base 11, are provided with front support rod 9 and back support rod 10; One end of front support rod 9 and back support rod 10 is hinged and the other end is hinged with base 11 respectively with back timber 1 respectively, is provided with connector at the front end of base 11.
The utility model has designed, and the angle between the center line of the center line of caving shield 4 and back timber 1 is set to 35-55 °.
Four, description of drawings
Accompanying drawing is the sketch map of the utility model.
Five, the specific embodiment
Accompanying drawing is first embodiment of the utility model; Specify present embodiment in conjunction with accompanying drawing; Include back timber 1, front-axle beam 2, face guard 3, caving shield 4, tail boom 5, plate 6, preceding oil cylinder 7, back oil cylinder 8, front support rod 9, back support rod 10 and base 11; Be provided with the front-axle beam 2 hinged at the front end of back timber 1, be provided with the caving shield 4 hinged in the rear end of back timber 1, be provided with the tail boom 5 hinged in the rear end of caving shield 4 with caving shield 4 with back timber 1 with back timber 1; Be provided with the plate 6 of pegging graft with tail boom 5 in the rear end of tail boom 5; Be provided with the face guard 3 hinged with front-axle beam 2 at the front end of front-axle beam 2, between back timber 1 and the front-axle beam 2, between caving shield 4 and tail boom 5, be respectively arranged with rotational fuel tank, front-axle beam 2 is set to telescopic and is provided with telescopic oil cylinder; Side at back timber 1, caving shield 4, tail boom 5 and plate 6 is provided with side guard board; Oil cylinder 7 and back oil cylinder 8 before between back timber 1 and base 11, being provided with, an end of preceding oil cylinder 7 and back oil cylinder 8 are hinged and the other end is hinged with base 11 respectively with back timber 1 respectively, between caving shield 4 and base 11, are provided with front support rod 9 and back support rod 10; One end of front support rod 9 and back support rod 10 is hinged and the other end is hinged with base 11 respectively with back timber 1 respectively, is provided with connector at the front end of base 11.
In the present embodiment, the angle between the center line of the center line of caving shield 4 and back timber 1 is set to 55 °.
On the excavation operation face, oil cylinder 7 and back oil cylinder 8 before starting, thus open also supporting to 1 liter of back timber on the top in tunnel; When carrying out excavation operation; Launch face guard 3 and plate 6, make front-axle beam 2 elongations simultaneously, the excavation operation face is carried out supporting; Movable base 11 advances with road heading machinery, thereby constantly the excavation operation face is carried out the deepening supporting.
Second embodiment of the utility model, the angle between the center line of the center line of caving shield 4 and back timber 1 is set to 35 °.
The 3rd embodiment of the utility model, the angle between the center line of the center line of caving shield 4 and back timber 1 is set to 40 °.
The 4th embodiment of the utility model, the angle between the center line of the center line of caving shield 4 and back timber 1 is set to 45 °.
The characteristics of the utlity model has down:
1, owing to designed base 11, supporting beam and bracing or strutting arrangement, prolonged the length of a mask, therefore satisfied the needs of gently inclined thick coal seam exploitation.
2, owing to designed preceding oil cylinder 7, back oil cylinder 8, front support rod 9 and back support rod 10, the liter that has satisfied the overlength supporting opens needs.
3, owing to designed front-axle beam 2 and plate 6, prolonged the length of supporting, convenient to operation.
In the hydraulic support technical field that is used for the gently inclined thick coal seam exploitation; Every supporting beam that includes base 11, is arranged on base 11 upper ends, be arranged between base 11 and the supporting beam and be used to push up the bracing or strutting arrangement that opens supporting beam; Bracing or strutting arrangement is provided with at least two group oil cylinders, and supporting beam is provided with at least six sections supporting beams and has at least one section supporting beam to be set to telescopic technology contents all in the protection domain of the utility model.
Claims (3)
1. one kind is used for the hydraulic support that gently inclined thick coal seam is exploited; It is characterized in that: include base (11), be arranged on base (11) upper end supporting beam, be arranged between base (11) and the supporting beam and be used to push up the bracing or strutting arrangement that opens supporting beam; Bracing or strutting arrangement is provided with at least two group oil cylinders, and supporting beam is provided with at least six sections supporting beams and has at least one section supporting beam to be set to telescopic.
2. the hydraulic support that is used for the gently inclined thick coal seam exploitation according to claim 1; It is characterized in that: supporting beam is set to include back timber (1), front-axle beam (2), face guard (3), caving shield (4), tail boom (5) and plate (6); Bracing or strutting arrangement is set to include preceding oil cylinder (7), back oil cylinder (8), front support rod (9) and back support rod (10); Front end at back timber (1) is provided with and the hinged front-axle beam (2) of back timber (1); Be provided with and the hinged caving shield (4) of back timber (1) in the rear end of back timber (1); Be provided with and the hinged tail boom (5) of caving shield (4) in the rear end of caving shield (4); Be provided with the plate (6) of pegging graft with tail boom (5) in the rear end of tail boom (5); Front end at front-axle beam (2) is provided with and the hinged face guard (3) of front-axle beam (2); Between back timber (1) and the front-axle beam (2), be respectively arranged with rotational fuel tank between caving shield (4) and the tail boom (5); Front-axle beam (2) is set to telescopic and is provided with telescopic oil cylinder, is provided with side guard board in the side of back timber (1), caving shield (4), tail boom (5) and plate (6), between back timber (1) and base (11), is provided with preceding oil cylinder (7) and back oil cylinder (8); Before an end of oil cylinder (7) and back oil cylinder (8) hinged and the other end is hinged with base (11) respectively with back timber (1) respectively; Between caving shield (4) and base (11), be provided with front support rod (9) and back support rod (10), an end of front support rod (9) and back support rod (10) is hinged and the other end is hinged with base (11) respectively with back timber (1) respectively, is provided with connector at the front end of base (11).
3. the hydraulic support that is used for the gently inclined thick coal seam exploitation according to claim 2; It is characterized in that: the angle between the center line of the center line of caving shield (4) and back timber (1) is set to 35-55 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220215087 CN202628145U (en) | 2012-05-15 | 2012-05-15 | Hydraulic support for gentle dip thick coal seam mining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220215087 CN202628145U (en) | 2012-05-15 | 2012-05-15 | Hydraulic support for gentle dip thick coal seam mining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202628145U true CN202628145U (en) | 2012-12-26 |
Family
ID=47381353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220215087 Expired - Fee Related CN202628145U (en) | 2012-05-15 | 2012-05-15 | Hydraulic support for gentle dip thick coal seam mining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202628145U (en) |
-
2012
- 2012-05-15 CN CN 201220215087 patent/CN202628145U/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: 20121226 Termination date: 20160515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |