CN2422271Y - Crane with hydraulic support - Google Patents
Crane with hydraulic support Download PDFInfo
- Publication number
- CN2422271Y CN2422271Y CN 00211988 CN00211988U CN2422271Y CN 2422271 Y CN2422271 Y CN 2422271Y CN 00211988 CN00211988 CN 00211988 CN 00211988 U CN00211988 U CN 00211988U CN 2422271 Y CN2422271 Y CN 2422271Y
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- CN
- China
- Prior art keywords
- hydraulic support
- lifting
- lifting arm
- car
- cylinder
- 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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Abstract
The utility model discloses a crane with hydraulic supports which is used in underground of coal mines and comprises a walking part, a main beam, a lifting beam and a hydraulic power system. The walking part is fixedly connected with the main beam. Left and right guide grooves are respectively fixed on the main beam. Left and right lifting beams are respectively assembled in guide grooves and slide in the guide grooves upward and downward. Operating valve groups which are respectively control an oil cylinder and a one-way lock by means of the hydraulic power system are fixed on the guiding grooves for centralized control conveniently. The cart can lift the frame and carry the frame to an installation site for installation position, and the utility model has the advantages of safety, labor and physical resources saving and short installation time, and the efficiency can be increased by approximate 10 times.
Description
This novel coal mine underground hydraulic support frame that belongs to is installed specialized equipment.
The support of underground mine use mostly about 10～30 tons, works to support coal mine roof plate.Be coalcutter, transport plane, reprinting unit in its lower section, generally whole pack support will change flat truck and change two 90 ° of bent angles before entering the driving surface installation, and drawing, unload with winch again could be in place, and it is as follows to have problems:
1, the difficulty of unloading of changing trains, easily with damage of components, the car of dress support easily derailing is toppled over, and safety does not have and ensures that efficient is low.
2, support installs to has increased bottom-to-top-height (promptly having increased face height) on the car, be unfavorable for mounting bracket in low driving surface.
3, support turns to and difficulty in place, has increased labour intensity.And can not guarantee installation quality.
This later-model goal of the invention provides a kind of can the mistake and exempts from above-mentioned coal mine underground hydraulic support frame installation specialized equipment, the deficiency of difficulty of turning of changing trains, and have the efficient height, safe and reliable, labour intensity is low, the installation hydraulic support lifting accident-free vehicle of human-saving, material resources.
For realizing this later-model goal of the invention, take following scheme technically:
This novel crawler body, girder, lifting arm and hydraulic power system of comprising; Its girder is fixed on above the crawler body and captive joint, and left and right sides crawler body is made up of the guide plate that road wheel, axle and wheel both sides are provided with respectively, and the guide plate that the road wheel both sides are provided with can ensure and be difficult for derailing and high stability when garage is installed to be walked.Left and right guide groove is separately fixed on the girder, and lifting arm adopts " L " type structure, and lifting arm is assemblied in respectively in the guide groove, and when hoist cylinder, lifting arm is upper and lower slip in guide groove, guarantees balance lifting.Lifting arm is provided with compensating cylinder, chain link, so that guarantee the hydraulic support balance movement.Girder is provided with the ear seat, exercises before and after being used for, and is used to change trains.Hydraulic power system has motor, oil pump, by pass valve, maneuvering valve, oil cylinder, unidirectional lock, its every maneuvering valve is controlled various oil cylinders and unidirectional trivial respectively, connect with high sebific duct respectively between them, operating valve set is fixed on the guide groove that car is installed, and can make things convenient for centralized control.
This novel compared with prior art beneficial effect is as follows:
The erecting equipment of coal mine underground hydraulic support frame has adopted different gauge track forms " ten " the font platform of changing trains, and with the hydraulic support lifting the ingenious of car is installed and combines, and has changed existing mounting process, raises the efficiency nearly 10 times, and main effect has:
1,200 meters long driving surfaces can be carried a few days ago and installing, and have improved efficient, have saved the time.
2, ensure installation quality, it is straight that the hydraulic support of having pacified can reach, and do not damage the hydraulic support parts.
3, this lifting is installed car and can be made that its hydraulic support is disposable to be in place, and comprises tuning or adjusts position, installation and transportation.Handy 4～5 people of mounting bracket in the past, hydraulic support transportation 4～5 people install and transport hydraulic support now, only get final product with 4 people.The support that cancellation was in place in the past needs to do the work that hydraulic support is intact and adjust with 2 people; The hydraulic support tuning is drawn bad pulley before avoiding, and breaks steel rope, draws the phenomenon of bad winch to happen occasionally; Reach the effect of saving human and material resources.
4, adopt the hydraulic support lifting that the phenomenon that car no longer includes the rope that slides down, overturns, breaks, flies hook is installed, safety has had guarantee, and can make bracket base and plate distance less than 100m, reduces the bottom-to-top-height of driving surface.
5, utilize this lifting accident-free vehicle, the whole process that hydraulic support is installed can increase efficient and saving fund more than 500,000 yuan.
Description of drawings:
Fig. 1 installs car for the hydraulic support lifting;
Fig. 2 is the hydraulic power system of Fig. 1.
In conjunction with above-mentioned drawings and embodiments this programme is described in further detail:
Referring to accompanying drawing 1～2, car is installed in the hydraulic support lifting, and it has crawler body, main fine strain of millet La, lifting arm Lc, Lc ＇ and hydraulic power system, and crawler body is connected by each bolt of arranging of horizontal vertical with girder, left and right sides crawler body Lb, Lb ＇ is made up of road wheel, axle and guide plate respectively.The road wheel both sides are provided with guide plate can ensure difficult derailing when garage is installed to be walked, and stability is high.About the walking span be 3m～3.5m, spacing can make bracket base pass through smoothly between it, it is in place and do not press other parts such as sleeper, track to be placed directly in base plate.Main fine strain of millet La and lifting arm Lc, Lc ' adopt the frame welded structure, guarantee its intensity, left and right sides guide groove Lg, Lg ＇ is welded on respectively on the girder La, and hoist cylinder Ld, Ld ＇, lifting arm Lc, Lc ＇ are assemblied in guide groove Lg respectively, among the Lg ＇, when the hoist cylinder lifting, lifting arm is upper and lower slip in guide groove, to realize the steady lifting of hydraulic support.Lifting arm hangs with compensating cylinder Le, chain link Lf, is used for modulated pressure support balance, guarantees the steady lifting of hydraulic support.This installation car is the split unitized construction, is convenient to decompose, installs, transports, and is applicable in low driving surface hydraulic support is being installed.Hydraulic power system is by motor, oil pump 18, by pass valve 19, operating valve set E, oil cylinder, individual event lock, its every maneuvering valve E1～E5 controls hoist cylinder LD respectively, LD ＇, walking oil cylinder 3,3 ＇, balancing cylinder Le and unidirectional lock S1～S4, connect with high-pressure rubber pipe between them, operating valve set E is fixed on to install on the car and can makes things convenient for common control equipment.
The hydraulic support process is installed:
With the whole hydraulic support that is loaded on the flat truck, draw to the platform of changing trains at Vee formation point place through winch, adjust support and the relative position that car is installed, i.e. two lifting arm Lc, empty place between the connecting rod of four connecting rods of Lc ＇ alignment bracket and front and back two columns, to the walking oil cylinder 3 of car be installed, 3 ＇ are hooked on the traction ear seat Li of entrucking, on the Li ', manipulation valve E1～E5 again, make and walking is installed before the car and lifting arm Lc, Lc ' fork is gone into support two empty places, be hooked on the bracket base connecting hook Lf, manipulation valve E1～E3 makes the lift cylinders compensating cylinder running of the car left and right sides is installed again.Hydraulic support is raised up to leave evenly increases wooden handcart 100mm height left and right sides maneuvering valve E4～E5, make walk to behind the installation car that hydraulic support is installed idler is returned smoothly roll back and rationalize till, idler is involved the platform of changing trains enter and roll back and rationalize, work thereby the lifting that realizes hydraulic support is changed trains.
After flat truck pulled out the platform of changing trains, walk cylinder 3,3 ＇ and car traction ear seat Li is installed garage is installed, Li ＇ breaks away from, and maneuvering valve E1～E2 falls to ideal position with hydraulic support simultaneously, neither influence walking, can fall the again height of 1.8m of common hydraulic support.Driving surface is hung on traction ear seat Li, Li ' to the steel rope of the car of closing back goes up the starting winch, the installation car that hydraulic support is housed is transported to the place of erection evenly along the driving surface orbital motion with hydraulic support, has realized transportation.After hydraulic support is transported to the place of erection, can pass through left and right sides hoist cylinder Ld, Ld ＇, compensating cylinder Le adjust the position of the hydraulic support of installing, and reach quick and precisely in place, car is installed is return the platform end of changing trains by the winch traction.Can realize installing the overall process of a pack support.Go round and begin again, all install until support.
Claims (2)
1, car is installed in a kind of hydraulic support lifting, and it is characterized in that: it comprises crawler body, girder, lifting arm and hydraulic power system; Its girder (La) is located at above the crawler body and captive joint, and left and right crawler body (Lb, Lb ＇) is respectively by road wheel, the guide plate of axle, wheel both sides is formed, and left and right guide groove (Lg, Lg ＇) is separately fixed on the main fine strain of millet (La), lifting arm (Lc, Lc ＇) adopt " L " type structure, lifting arm is assemblied in respectively in the guide groove (Lg, Lg ＇), when hoist cylinder, balance lifting is guaranteed in lifting arm (Lc, Lc ＇) upper and lower slip in guide groove; Hydraulic power system has motor, oil pump, by pass valve, maneuvering valve (E1～E5), oil cylinder, individual event lock (S1～S4), its every maneuvering valve is controlled hoist cylinder (LD respectively, LD ＇), walking oil cylinder (3,3 ＇) balancing cylinder (LC) and unidirectional trivial (S1～S4), connect with high sebific duct respectively between them, on the guide groove of operating valve set (E) fixed installation car, can make things convenient for centralized control.
2, car is installed in described hydraulic support lifting according to claim 1, and it is characterized in that: lifting arm (Lc, Lc ＇) is provided with compensating cylinder (Le), chain link (Lf), so that guarantee the hydraulic support balance movement; On girder, be provided with ear seat (Li, Li ＇), exercise before and after being used for, so that guarantee the hydraulic support balance movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00211988 CN2422271Y (en) | 2000-05-26 | 2000-05-26 | Crane with hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00211988 CN2422271Y (en) | 2000-05-26 | 2000-05-26 | Crane with hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2422271Y true CN2422271Y (en) | 2001-03-07 |
Family
ID=33578587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00211988 Expired - Fee Related CN2422271Y (en) | 2000-05-26 | 2000-05-26 | Crane with hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2422271Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877873A (en) * | 2012-09-29 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Hydraulic support assembly device and hydraulic support assembly system |
| CN103395700A (en) * | 2013-07-29 | 2013-11-20 | 铜陵正前机械装备制造有限公司 | Assembling device of rear clump plate base of railway vehicle |
| CN107879287A (en) * | 2017-11-18 | 2018-04-06 | 山西浩业通用设备有限公司 | A kind of underground moving hydraulic support to supporting point device |
-
2000
- 2000-05-26 CN CN 00211988 patent/CN2422271Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102877873A (en) * | 2012-09-29 | 2013-01-16 | 淮南矿业(集团)有限责任公司 | Hydraulic support assembly device and hydraulic support assembly system |
| CN103395700A (en) * | 2013-07-29 | 2013-11-20 | 铜陵正前机械装备制造有限公司 | Assembling device of rear clump plate base of railway vehicle |
| CN107879287A (en) * | 2017-11-18 | 2018-04-06 | 山西浩业通用设备有限公司 | A kind of underground moving hydraulic support to supporting point device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |