CN204357436U - A kind of boom-type roadheader pars contractilis with hydraulic supporting device - Google Patents
A kind of boom-type roadheader pars contractilis with hydraulic supporting device Download PDFInfo
- Publication number
- CN204357436U CN204357436U CN201420829538.9U CN201420829538U CN204357436U CN 204357436 U CN204357436 U CN 204357436U CN 201420829538 U CN201420829538 U CN 201420829538U CN 204357436 U CN204357436 U CN 204357436U
- Authority
- CN
- China
- Prior art keywords
- supporting device
- oil
- hydraulic supporting
- pars contractilis
- draining
- 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
Landscapes
- Road Repair (AREA)
Abstract
A kind of boom-type roadheader pars contractilis with hydraulic supporting device; it is characterized in that: described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly; pars contractilis outer barrel component; cartridge module in pars contractilis; protection outer barrel component; hydraulic supporting device, hydraulic supporting device oil-in, hydraulic supporting device draining oil drain out.Advantage of the present utility model: when cutterhead does cut work, play supporting by hydraulic supporting device, guiding, vibration damping, antivibration effect.
Description
Technical field
The utility model relates to boom-type roadheader, particularly boom-type roadheader pars contractilis.
Background technology
[0002] current, the pars contractilis of the boom-type roadheader on market does not have hydraulic supporting device, it is matched in clearance, cutterhead assembly can produce vibration when cut works, ability to work and the life-span of pars contractilis are had a strong impact on, market in urgent need has the boom-type roadheader pars contractilis product of band hydraulic supporting device to increase work efficiency and product quality, increases the life-span summary of the invention of boom-type roadheader pars contractilis
The purpose of this utility model is to realize when boom-type roadheader cutterhead assembly does cut work, in pars contractilis, the hydraulic support of pressure is set up by hydraulic supporting device, play supporting, guiding, vibration damping, antivibration effect, increases work efficiency and product quality, increases the effect in the life-span of boom-type roadheader pars contractilis.
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3); cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6); draining oil drain out (7), hydraulic supporting device (8), oil-in (9); draining oil drain out (10); hydraulic supporting device (11), oil-in (12), draining oil drain out (13); in-line (14), draining drain line (15).
Wherein: cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) when oil-in (6) and oil-in (9) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, when only playing hydraulic support effect to making hydraulic supporting device (5) and hydraulic supporting device (8) oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis by in-line (14) again when oil-in (6) or oil-in (9) fuel feeding, when oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (7), draining oil drain out (10) and draining oil drain out (13) are responsible for draining, oil extraction.
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: hydraulic supporting device (5) and hydraulic supporting device (8) only have one group of oil-in and draining oil drain out, oil-in (6) and draining oil drain out (7) or oil-in (9) and draining oil drain out (10) or oil-in (6) and draining oil drain out (10) or oil-in (9) and draining oil drain out (7).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: in pars contractilis outer barrel component (3) and pars contractilis, between cartridge module (4), only have a hydraulic supporting device and oil-in thereof and draining oil drain out, hydraulic supporting device (5) and oil-in (6) and draining oil drain out (7) or hydraulic supporting device (8) and oil-in (9) and draining oil drain out (10).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, is characterized in that: hydraulic supporting device only has hydraulic supporting device (11) and oil-in (12) and draining oil drain out (13).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, is characterized in that: do not have hydraulic supporting device (11), oil-in (12) and draining oil drain out (13).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: there is no hydraulic supporting device (11), oil-in (12) and draining oil drain out (13), hydraulic supporting device (5) and hydraulic supporting device (8) only have one group of oil-in and draining oil drain out, oil-in (6) and draining oil drain out (7) or oil-in (9) and draining oil drain out (10) or oil-in (6) and draining oil drain out (10) or oil-in (9) and draining oil drain out (7).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: there is no hydraulic supporting device (11), oil-in (12) and draining oil drain out (13), a hydraulic supporting device and oil-in thereof and draining oil drain out is only had between cartridge module (4), hydraulic supporting device (5) and oil-in (6) and draining oil drain out (7) or hydraulic supporting device (8) and oil-in (9) and draining oil drain out (10) in pars contractilis outer barrel component (3) and pars contractilis.
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: have two oil-ins, one is oil-in (12), another is oil-in (6) or oil-in (9), there is no draining oil drain out (7), draining oil drain out (10) and draining drain line (15).
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: have an oil-in, oil-in (6) or oil-in (9), there is no draining oil drain out (7), draining oil drain out (10) and draining drain line (15), there is no hydraulic supporting device (11), oil-in (12) and draining oil drain out (13).
accompanying drawing illustrates:
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail:
Fig. 1 is a kind of structural representation of the boom-type roadheader pars contractilis with hydraulic supporting device.
Fig. 2 is the structural representation that hydraulic supporting device (5) and hydraulic supporting device (8) only have one group of oil-in and draining oil drain out.
Fig. 3 is the structural representation only having a hydraulic supporting device and oil-in and draining oil drain out in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4).
Fig. 4 is the structural representation that hydraulic supporting device only has hydraulic supporting device (11) and oil-in (12) and draining oil drain out (13).
Fig. 5 does not have hydraulic supporting device (11), the structural representation of oil-in (12) and draining oil drain out (13).
Fig. 6 does not have hydraulic supporting device (11), and oil-in (12) and draining oil drain out (13), only have the structural representation of one group of oil-in and draining oil drain out.
Fig. 7 does not have hydraulic supporting device (11), and oil-in (12) and draining oil drain out (13), only have the structural representation of a hydraulic supporting device and oil-in and draining oil drain out.
Fig. 8 has two oil-ins, does not have draining oil drain out (7), the structural representation of draining oil drain out (10) and draining drain line (15).
Fig. 9 has an oil-in, does not have hydraulic supporting device (11), oil-in (12), and draining oil drain out (13) does not have draining oil drain out (7), the structural representation of draining oil drain out (10) and draining drain line (15).
Detailed description of the invention
Embodiment one Fig. 1
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (8), oil-in (9), draining oil drain out (10), hydraulic supporting device (11), oil-in (12), draining oil drain out (13), in-line (14), draining drain line (15), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) when oil-in (6) and oil-in (9) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, when only playing hydraulic support effect to making hydraulic supporting device (5) and hydraulic supporting device (8) oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis by in-line (14) again when oil-in (6) or oil-in (9) fuel feeding, when oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (7), draining oil drain out (10) and draining oil drain out (13) are responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment two Fig. 2
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (8), hydraulic supporting device (11), oil-in (12), draining oil drain out (13), in-line (14), draining drain line (15), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) during oil-in (6) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, when oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (7), draining oil drain out (10) and draining oil drain out (13) are responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment three Fig. 3
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (11), oil-in (12), draining oil drain out (13), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) is arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and pars contractilis to hydraulic supporting device (5) during oil-in (6) fuel feeding and play hydraulic support effect, when oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (7) and draining oil drain out (13) are responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment four Fig. 4
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (11), oil-in (12), draining oil drain out (13), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (11) is arranged in protection outer barrel component (2), oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (13) is responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment five Fig. 5
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (8), oil-in (9), draining oil drain out (10), in-line (14), draining drain line (15), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) when oil-in (6) and oil-in (9) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, when only playing hydraulic support effect to oilyly making to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis by in-line (14) hydraulic supporting device (5) and hydraulic supporting device (8) again when oil-in (6) or oil-in (9) fuel feeding, draining oil drain out (7) and draining oil drain out (10) are responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment six Fig. 6
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (8), in-line (14), draining drain line (15), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) during oil-in (6) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, draining oil drain out (7) is responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment seven Fig. 7
Described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) is arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and pars contractilis to hydraulic supporting device (5) during oil-in (6) fuel feeding and play hydraulic support effect, draining oil drain out (7) is responsible for draining, oil extraction, other position does not have draining and oil extraction point.
Embodiment eight Fig. 8
According to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: have two oil-ins, one is oil-in (12), another is oil-in (6) or oil-in (9), there is no draining oil drain out (7), draining oil drain out (10) and draining drain line (15).
Embodiment nine Fig. 9
According to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 5, it is characterized in that: have an oil-in, oil-in (6) or oil-in (9), there is no draining oil drain out (7), draining oil drain out (10) and draining drain line (15), there is no hydraulic supporting device (11), oil-in (12) and draining oil drain out (13).
Claims (9)
1. the boom-type roadheader pars contractilis with hydraulic supporting device, it is characterized in that: described a kind of boom-type roadheader pars contractilis with hydraulic supporting device comprises cutterhead assembly (1), protection outer barrel component (2), pars contractilis outer barrel component (3), cartridge module (4) in pars contractilis, hydraulic supporting device (5), oil-in (6), draining oil drain out (7), hydraulic supporting device (8), oil-in (9), draining oil drain out (10), hydraulic supporting device (11), oil-in (12), draining oil drain out (13), in-line (14), draining drain line (15), cutterhead assembly (1) is arranged on cartridge module in pars contractilis (4), protection outer barrel component (2) is arranged on cartridge module in pars contractilis (4) in pars contractilis outer barrel component (3) outside, in pars contractilis, cartridge module (4) is inner in pars contractilis outer barrel component (3), hydraulic supporting device (5) and hydraulic supporting device (8) are arranged on pars contractilis outer barrel component (3) the inside in pars contractilis outer barrel component (3) and pars contractilis between cartridge module (4), hydraulic supporting device (11) is arranged in protection outer barrel component (2), in-line (14) and draining drain line (15) are connected respectively to and hydraulic supporting device (5) and hydraulic supporting device (8) make oil-feed oil circuit intercommunication on hydraulic supporting device (5) and hydraulic supporting device (8) and the intercommunication of draining oil extraction oil circuit, oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis to hydraulic supporting device (5) when oil-in (6) and oil-in (9) fuel feeding and hydraulic supporting device (8) and play hydraulic support effect, when only playing hydraulic support effect to making hydraulic supporting device (5) and hydraulic supporting device (8) oilyly must make to set up force feed film between cartridge module (4) external surface in hydraulic supporting device (5) and hydraulic supporting device (8) and pars contractilis by in-line (14) again when oil-in (6) or oil-in (9) fuel feeding, when oilyly must make to set up between hydraulic supporting device (11) and pars contractilis outer barrel component (3) external surface have force feed film to play hydraulic support effect to hydraulic supporting device (11) during oil-in (12) fuel feeding, draining oil drain out (7), draining oil drain out (10) and draining oil drain out (13) are responsible for draining, oil extraction.
2. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: hydraulic supporting device (5) and hydraulic supporting device (8) only have one group of oil-in and draining oil drain out, oil-in (6) and draining oil drain out (7) or oil-in (9) and draining oil drain out (10) or oil-in (6) and draining oil drain out (10) or oil-in (9) and draining oil drain out (7).
3. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: in pars contractilis outer barrel component (3) and pars contractilis, between cartridge module (4), only have a hydraulic supporting device and oil-in thereof and draining oil drain out, hydraulic supporting device (5) and oil-in (6) and draining oil drain out (7) or hydraulic supporting device (8) and oil-in (9) and draining oil drain out (10).
4. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: hydraulic supporting device only has hydraulic supporting device (11) and oil-in (12) and draining oil drain out (13).
5. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: there is no hydraulic supporting device (11), oil-in (12) and draining oil drain out (13).
6. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 5, it is characterized in that: hydraulic supporting device (5) and hydraulic supporting device (8) only have one group of oil-in and draining oil drain out, oil-in (6) and draining oil drain out (7) or oil-in (9) and draining oil drain out (10) or oil-in (6) and draining oil drain out (10) or oil-in (9) and draining oil drain out (7).
7. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 5, it is characterized in that: in pars contractilis outer barrel component (3) and pars contractilis, between cartridge module (4), only have a hydraulic supporting device and oil-in thereof and draining oil drain out, hydraulic supporting device (5) and oil-in (6) and draining oil drain out (7) or hydraulic supporting device (8) and oil-in (9) and draining oil drain out (10).
8. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 1, it is characterized in that: have two oil-ins, one is oil-in (12), another is oil-in (6) or oil-in (9), there is no draining oil drain out (7), draining oil drain out (10) and draining drain line (15).
9. according to a kind of boom-type roadheader pars contractilis with hydraulic supporting device according to claim 5, it is characterized in that: have an oil-in, oil-in (6) or oil-in (9), do not have draining oil drain out (7), draining oil drain out (10) and draining drain line (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420829538.9U CN204357436U (en) | 2014-12-25 | 2014-12-25 | A kind of boom-type roadheader pars contractilis with hydraulic supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420829538.9U CN204357436U (en) | 2014-12-25 | 2014-12-25 | A kind of boom-type roadheader pars contractilis with hydraulic supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204357436U true CN204357436U (en) | 2015-05-27 |
Family
ID=53258913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420829538.9U Expired - Fee Related CN204357436U (en) | 2014-12-25 | 2014-12-25 | A kind of boom-type roadheader pars contractilis with hydraulic supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204357436U (en) |
-
2014
- 2014-12-25 CN CN201420829538.9U patent/CN204357436U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2009001497A1 (en) | Laser processing apparatus | |
| EP2706257A3 (en) | Axially damped hydraulic mount assembly | |
| WO2015187665A3 (en) | Filter arrangement with support core and methods | |
| CN204357436U (en) | A kind of boom-type roadheader pars contractilis with hydraulic supporting device | |
| NZ719527A (en) | Protective helmet | |
| CN103220877A (en) | Full-page printed wiring board | |
| CN204171498U (en) | Electrode special guider is used in a kind of punching | |
| CN205100970U (en) | Boom miner is with square pars contractilis of taking clamping device | |
| WO2014175936A3 (en) | Gas turbine engine component having tip vortex creation feature | |
| CN204163723U (en) | A kind of boom-type roadheader pars contractilis with clamping device | |
| EP2532967A3 (en) | Combustor nozzle and method for modifying the combustor nozzle | |
| CN204877461U (en) | Boom miner pars contractilis of zero clearance supporting | |
| CN205111659U (en) | Laminating improves tool | |
| CN205276034U (en) | Swift prestress wire separated time device | |
| MY197652A (en) | Defoaming agent for hydraulic composition, and hydraulic composition | |
| CN103256373A (en) | Gear with good anti-vibration performance | |
| CN103401334A (en) | Rotor pressing ring | |
| CN203887467U (en) | Die for installation of copper single head | |
| CN206732252U (en) | A kind of cushion block cut out for steel material | |
| CN203272677U (en) | Gear with good anti-vibration performance | |
| CN204190543U (en) | There is the electric motor end cap of weakening groove | |
| CN202845823U (en) | Lathe deep hole processing device | |
| CN204893847U (en) | Checking cylinder sealing washer installation specialized tool | |
| CN203362948U (en) | Damper piston | |
| CN205572749U (en) | Cutting machine anchor clamps |
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: 20150527 Termination date: 20151225 |
|
| EXPY | Termination of patent right or utility model |