CN201330615Y - Novel combined hydraulic bracket - Google Patents
Novel combined hydraulic bracket Download PDFInfo
- Publication number
- CN201330615Y CN201330615Y CNU2008201834392U CN200820183439U CN201330615Y CN 201330615 Y CN201330615 Y CN 201330615Y CN U2008201834392 U CNU2008201834392 U CN U2008201834392U CN 200820183439 U CN200820183439 U CN 200820183439U CN 201330615 Y CN201330615 Y CN 201330615Y
- Authority
- CN
- China
- Prior art keywords
- trave lling
- lling girder
- back timber
- connection block
- axle
- 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 provides a novel combined hydraulic bracket, which is composed of a top beam, a walking beam and a stepping hydraulic cylinder. The top beam is in a rectangular shape, outer vertical surfaces of two rib plates on the outermost sides of long edges of the top beam serve as rails of walking beam perpendicular rollers, the lower ends of the two rib plates are provided with horizontal rails parallel to a top board, walking beam horizontal rollers are capable of rolling on the horizontal rails, a cross section of the walking beam is in an H shape, at least two perpendicular roller shafts are respectively disposed with equal deflection distances along two sides of a centerline in the length direction on the upper end surface of a transverse beam of the walking beam, perpendicular rollers are disposed on the shafts, and at least two horizontal rollers are in inward symmetry arrangement along the length direction on the upper portions of two side plates. The utility model is high in adaptability for being capable of performing various combinations according to different working conditions, high in commonality for being applicable to both machine extractions and ordnance extractions and strong in flexibility for being capable of adopting a single-step or a multi-step walking according to different requirements. In addition, decreased friction resistance, increased stability and lowered wear are achieved due to a utilization of full rolling friction.
Description
One, technical field
The utility model relates to a kind of novel assembled hydraulic support, and it belongs to mining support technology field.
Two, background technology
Along with China's mining industry developing rapidly of cause of especially mining, the support apparatus that is used for the underground mining work plane also obtains promoting thereupon, hydraulic support is that use is maximum in the support apparatus, at present most of what use is a kind of sliding assembled hydraulic support with joist at the small production work plane, because the existence of joist makes hydraulic support in use be subjected to all limitations, each every step pitch of can only walking, big gun is adopted and the conversion of machine between adopting is very loaded down with trivial details, brings inconvenience for exploitation work.When mobile back timber, back timber drops on the walking of sliding on the joist, and its moving resistance weares and teares more greatly and very easily, and application life is shorter, causes the increase of cost of winning.
Three, summary of the invention
For solving the existing defective of being with the sliding assembled hydraulic support existence of joist, the utility model provides a kind of novel assembled hydraulic support, by back timber, trave lling girder and stepping cylinder three parts constitute, can use separately also and can many to be used in combination, machine is adopted and is adopted general with big gun, can carry out single step or multistep walking according to the needs of exploitation work plane, the utility model adopts the form of rolling friction fully when mobile back timber, greatly reduce moving resistance and rate of depreciation, can increase the service life effectively, thereby reduce cost of winning.
The technical solution adopted in the utility model is: back timber is a rectangle, the outer facade of its outermost two gussets in long limit is as the track of trave lling girder vertical wheel, the lower end of two gussets is provided with the horizontal rail parallel with top board, the trave lling girder horizontal roller can roll on horizontal rail, the back timber bottom surface is provided with a shifting block and a stepping cylinder back timber Connection Block, back timber bottom surface front end is provided with a baffle plate and is connected with screw, the cross section of trave lling girder is H shape, the upper surface of its crossbeam along its length offset distance such as center line both sides each be provided with and be no less than two vertical wheel axle, vertical wheel is installed in axle and goes up and locate with check ring, the lower surface of its crossbeam is provided with a stepping cylinder trave lling girder Connection Block, trave lling girder biside plate top inwardly is symmetrical arranged the horizontal roller axle that is no less than two along its length, horizontal roller is installed on the horizontal roller axle, one side of trave lling girder is horizontally disposed with a pin hole, one end of stepping cylinder is connected on the back timber Connection Block with pin A, the other end is connected on the trave lling girder Connection Block with pin B, and at least four hydraulic props are vertically connected on the back timber bottom surface.
The beneficial effects of the utility model are: it is strong to carry out various combination compliance according to different operating modes, have machine and adopt the highly versatile of adopting with big gun, it is strong to do single step or multistep walking flexibility according to different needs, owing to adopted complete rolling friction, frictional resistance reduces to have increased stationarity, has reduced wearing and tearing.
Four, description of drawings
Fig. 1 is a front view of the present utility model.
Fig. 2 is a left view of the present utility model.
Fig. 3 is a vertical view of the present utility model.
Fig. 4 is a back timber combination diagrammatic bottom view of the present utility model.
Five, the specific embodiment
With reference to Fig. 1, Fig. 2, shown in Figure 3, a kind of novel assembled hydraulic support, comprise screw (1), baffle plate (2), back timber (3), gripper shoe (4), check ring (5), vertical wheel (6), vertical wheel axle (7), horizontal roller axle (8), horizontal roller (9), trave lling girder (10), pin hole (11), stepping cylinder back timber Connection Block (12), pin A (13), stepping cylinder (14), pin B (15), stepping cylinder trave lling girder Connection Block (16), hydraulic prop (17) shifting block (18), latch (19), it is characterized in that: back timber (3) is a rectangle, the outer facade of its outermost two gussets in long limit is as the track of trave lling girder (10) vertical wheel (6), the lower end of two gussets is provided with the horizontal rail parallel with top board, horizontal roller (9) on the trave lling girder (10) can roll on horizontal rail, back timber (3) bottom surface is provided with a shifting block (18) and a stepping cylinder back timber Connection Block (12), back timber (3) bottom surface front end is provided with a baffle plate (2) and is connected with screw (1), the cross section of trave lling girder (10) is H shape, the upper surface of its crossbeam along its length offset distance such as center line both sides each be provided with and be no less than two vertical wheel axle (7), vertical wheel (6) is installed on the axle, axle head supports with gripper shoe (4), and locate with check ring (5), trave lling girder (10) biside plate top inwardly is symmetrical arranged the horizontal roller axle (8) that is no less than two along its length, horizontal roller (9) is installed on the horizontal roller axle (8), the lower surface of its crossbeam is provided with a stepping cylinder trave lling girder Connection Block (16), one side of trave lling girder (10) is horizontally disposed with a pin hole (11), one end of stepping cylinder (14) is connected on the back timber Connection Block (12) with pin A (13), the other end is connected on the trave lling girder Connection Block (16) with pin B (15), and at least four hydraulic props (17) are vertically connected on back timber (3) bottom surface.
Fig. 4 is that back timber combination diagrammatic bottom view of the present utility model is in conjunction with Fig. 1, Fig. 2, Fig. 3, its operating principle is as follows: connect by trave lling girder (10) between each support, vertical wheel (6) on the trave lling girder (10) is carried out horizontal support to facing frame, trave lling girder (10) is suspended on the following set horizontal rail of back timber (3) by the horizontal roller (9) on it, at first allow all hydraulic pillar (17) stretch out during use and make all back timbers (3) obtain setting load, following several mode is arranged during walking:
1. single frame single step walking: the hydraulic prop of the support that will walk (17) is regained, make the suspension column built on stilts, moving away coal under the back timber (3) pushes up and drops on the last horizontal roller (9) that is provided with of trave lling girder (10), frame trave lling girder (10) is faced in latch (19) insertion to be gone up in the horizontal pin hole (11) that is provided with, stretch out and drive when facing frame trave lling girder (10) reach when facing frame stepping cylinder (14), latch can be sprained back timber (3) is moved with facing frame trave lling girder (10), stretches out hydraulic prop (17) when moving to desired location and regains setting load.
2. by frame single step walking: finish by 1. step during first walking, need not use latch (19) when walking thereafter again, the baffle plate (2) that utilizes back timber (3) bottom surface front end to be provided with when facing frame trave lling girder (10) reach promotes back timber (3) and moves.
3. multistep walking: if need certain frame walking during two steps, make it earlier and face two mutually by after 1. step is finished walking, carry out this second walking again and walk, step together 1..
Claims (3)
1, a kind of novel assembled hydraulic support, comprise screw (1), baffle plate (2), back timber (3), gripper shoe (4), check ring (5), vertical wheel (6), vertical wheel axle (7), horizontal roller axle (8), horizontal roller (9), trave lling girder (10), pin hole (11), stepping cylinder back timber Connection Block (12), pin A (13), stepping cylinder (14), pin B (15), stepping cylinder trave lling girder Connection Block (16), hydraulic prop (17) shifting block (18), latch (19), it is characterized in that: back timber (3) is a rectangle, the outer facade of its outermost two gussets in long limit is as the track of trave lling girder (10) vertical wheel (6), the lower end of two gussets is provided with the horizontal rail parallel with top board, horizontal roller (9) on the trave lling girder (10) can roll on horizontal rail, back timber (3) bottom surface is provided with a shifting block (18) and a stepping cylinder back timber Connection Block (12), the cross section of trave lling girder (10) is H shape, the upper surface of its crossbeam along its length offset distance such as center line both sides each be provided with and be no less than two vertical wheel axle (7), vertical wheel (6) is installed on the axle, axle head supports with gripper shoe (4), trave lling girder (10) biside plate top inwardly is symmetrical arranged the horizontal roller axle (8) that is no less than two along its length, horizontal roller (9) is installed on the horizontal roller axle (8), and the lower surface of its crossbeam is provided with a stepping cylinder trave lling girder Connection Block (16).
2, a kind of novel assembled hydraulic support according to claim 1, it is characterized in that: a side of trave lling girder (10) is horizontally disposed with a pin hole (11).
3, a kind of novel assembled hydraulic support according to claim 1, it is characterized in that: an end of stepping cylinder (14) is connected on the back timber Connection Block (12) with pin A (13), and the other end is connected on the trave lling girder Connection Block (16) with pin B (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201834392U CN201330615Y (en) | 2008-12-18 | 2008-12-18 | Novel combined hydraulic bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201834392U CN201330615Y (en) | 2008-12-18 | 2008-12-18 | Novel combined hydraulic bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201330615Y true CN201330615Y (en) | 2009-10-21 |
Family
ID=41223993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201834392U Expired - Fee Related CN201330615Y (en) | 2008-12-18 | 2008-12-18 | Novel combined hydraulic bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201330615Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373936A (en) * | 2010-08-24 | 2012-03-14 | 李大军 | Hydraulic telescopic bracket for downhole coal mine and downhole coal mining method using same |
-
2008
- 2008-12-18 CN CNU2008201834392U patent/CN201330615Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373936A (en) * | 2010-08-24 | 2012-03-14 | 李大军 | Hydraulic telescopic bracket for downhole coal mine and downhole coal mining method using same |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20161218 |