CN201730633U - Sliding beam hinged sliding hydraulic support - Google Patents
Sliding beam hinged sliding hydraulic support Download PDFInfo
- Publication number
- CN201730633U CN201730633U CN2009202759711U CN200920275971U CN201730633U CN 201730633 U CN201730633 U CN 201730633U CN 2009202759711 U CN2009202759711 U CN 2009202759711U CN 200920275971 U CN200920275971 U CN 200920275971U CN 201730633 U CN201730633 U CN 201730633U
- Authority
- CN
- China
- Prior art keywords
- sliding beam
- slideway
- sliding
- back timber
- hydraulic
- 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
Images
Abstract
The utility model relates to a sliding beam hinged sliding hydraulic support, which comprises a top beam and a hydraulic post, wherein the abdomen of the top beam is formed with a slideway, the slideway is internally provided with a front sliding beam and a back sliding beam which are connected with a connecting part, a jack is connected between the back sliding beam and the front end of the top beam, the front sliding beam and the back sliding beam respectively comprise a sliding beam body and a hanging device, the hanging device comprises a hanging main pin, and a spring arranged at the hanging main pin and a clamping board arranged at the slideway of the top beam. When a hydraulic support system is assembled, the front sliding beam and the back sliding beam which correspond to the adjacent hydraulic support are hinged together, so that the top beams of the hydraulic supports can freely rotate. Thus the utility model has large flexibility, can be better adaptive to the lumpy changes of the top board of the work surface, the safety of the whole guard support can be greatly improved, and the protection for the safe production of coal miners can be provided.
Description
Technical field
The utility model relates to movably hydraulic prop equipment of a kind of colliery underground mining work plane, particularly a kind of gliding hydraulic bracket.
Background technology
The support apparatus in colliery is the important leverage of coal miner safety coal mining, and the colliery is a kind of safety support equipment that generally uses in process of production with hydraulic support at present.Because colliery mining face under mine condition of coal seam occurrence varies, especially when the roof angle changed complexity, it is very incompatible that the connected mode of existing light hydraulic support just seems, common cantilever support can adapt to variation, but because support is a stand alone type, thereby the overall security of supporting is poor.Though combined suspension moving hydraulic support integral rigidity connection safety is good, because degree of freedom is little between the back timber, so can not well adapt to the fluctuations of top board.Therefore, possess and whole connection can make back timber adapt to a kind of needs that the hydraulic support top board fluctuations, that have big degree of freedom has just become the exploitation complicated seam again.
The utility model content
The purpose of this utility model is to provide a kind of sliding beam radial type gliding hydraulic bracket, hinged between the adjacent stent by sliding beam, make support at the rotational freedom that has increased again on the resistance to overturning basis between back timber and back timber, make support have big flexible characteristics, can adapt to the lumpy variation of face roof well, thereby solve the problem that present simple trestle supporting overall security is poor, combined suspension moving hydraulic support can not well adapt to the fluctuations of top board effectively.
The technical solution of the utility model is: a kind of sliding beam radial type gliding hydraulic bracket, comprise back timber and at least two hydraulic props that are installed on the back timber bottom surface, and hydraulic prop is used to bear the pressure of top board to support.Described back timber belly offers slideway, is equiped with the back sliding beam that can slide along slideway in slideway, is connected with jack between the sliding beam in described back and the back timber front end, drive when jack is flexible the back slide beam away from or near the front end of back timber.The two ends, the left and right sides of the sliding beam in described back offer pin shaft hole respectively, the back sliding beam of adjacent hydraulic support can be connected and fixed by pin shaft hole.
The sliding beam in described back comprises that the sliding Liang Tihe of inner hollow is used for fixing the suspension arrangement of sliding beam body.Described suspension arrangement comprises the suspension stub, is installed on spring that hangs stub and the clamp that is installed in the back timber slideway.Described sliding beam body bottom face is equipped with hollow sleeve, and its upper surface offers through hole corresponding with sleeve and that be communicated with; The bottom of described suspension stub is equipped with supporting plate and is placed in the sleeve, and the upper end of suspension stub is passed the through hole of sliding beam body and linked to each other with clamp; Described spring one end is installed on the supporting plate, and its other end links to each other with sliding beam body.
Described back timber belly offers plural slideway, and the installation quantity of described suspension arrangement equates with the slideway quantity of offering.
Be connected with advancing slip beam in the back timber slideway, described advancing slip beam is fixedly linked by the sliding beam in connector and back.The structure of described advancing slip beam is identical with the sliding beam in back.
Back timber can drive clamp and move up with the relative advancing slip beam of main suspension pin, the sliding beam in back, the main pin supporting plate that hangs is in the sleeve always in the moving process, and residing forward and backward sliding back portion and sleeve form 2 supporting forms to main suspension pin respectively with separately when being subjected to lateral force.
When forming hydraulic bracket system, the sliding beam in advancing slip beam, back of adjacent hydraulic support correspondence is hinged respectively, make between the hydraulic support back timber to have rotational freedom.Articulated structure between the advancing slip beam of adjacent hydraulic support correspondence, the sliding beam in back also can be two articulated forms of band junction plate.
The beneficial effects of the utility model are: hinged by advancing slip beam, the sliding beam in back between the adjacent stent, make hydraulic support at the rotational freedom that has increased again on the resistance to overturning basis between back timber and back timber, make hydraulic support have big flexible characteristics, can adapt to the lumpy variation of face roof well, thereby improved the safety of the whole supporting of support greatly, for the safety in production of coal miner provides guarantee.
Description of drawings
Fig. 1 is the structural representation of sliding beam radial type gliding hydraulic bracket described in the utility model;
Fig. 2 is an A-A cross-sectional view among Fig. 1;
Fig. 3 be among Fig. 2 advancing slip beam junction K to partial view;
Fig. 4 is that band connects the hinged schematic diagram of board-like advancing slip beam;
Fig. 5 is that band connects board-like advancing slip beam hinged place M to view among Fig. 4.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, sliding beam radial type gliding hydraulic bracket is made up of back timber 1, the sliding beam 2 in back, connector 3, advancing slip beam 4, hydraulic prop 6 and jack 7.Connector 3 connects together the sliding beam 2 of advancing slip beam 4 and back and hangs on below the back timber 1, can slide with respect to back timber 1.Jack 7 one ends are articulated on the back timber 1, and the other end is articulated on the sliding beam 2 in back, flexible jack 7 can drive the sliding beam 2 in back, connector 3 and advancing slip beam 4 near or away from the front end of back timber 1.Hydraulic prop 6 is arranged at back timber 1 bottom, is used to bear the pressure of top board to support.The two ends, the left and right sides of sliding beam 2 in back and advancing slip beam 4 offer pin shaft hole respectively, hinge connecting pin 5 is hinged with the pin shaft hole of corresponding advancing slip beam 4 of adjacent hydraulic support and the sliding beam 2 in back, make adjacent hydraulic support in mass-type foundation, have rotational freedom, can adapt to the fluctuations of face roof angle thus.
From the suspension type of the visible back timber 1 of Fig. 2 with advancing slip beam 4, advancing slip beam 4 comprises the sliding beam body 13 of inner hollow and is used for fixing the suspension arrangement of sliding beam body 13.Described suspension arrangement comprises suspension stub 9, is installed on spring 10 that hangs stub 9 and the clamp 8 that is installed in back timber 1 slideway; Described sliding beam body 13 bottom faces are equipped with hollow sleeve 11, and sliding beam body 13 upper surfaces offer and the sleeve 11 corresponding through holes that also are communicated with; The bottom of described suspension stub 9 is equipped with supporting plate 14 and is placed in the sleeve 11, and the upper end of suspension stub 9 is passed the through hole of sliding beam body 13 and linked to each other with clamp 8, and clamp 8 is equipped with the back escapement with hanging stub 9 tops, guarantees that clamp 8 can not come off.Described spring 10 1 ends are installed on the supporting plate 14, and its other end links to each other with sliding beam body 13, and supporting plate 14 support springs 10 that hang stub 9 bottoms act on the sliding beam body 13.Back timber 1 can drive clamp 8 and hang stub 9 compression springs 10, advancing slip relatively beam 4 certain distance that can move up, suspension stub 9 and supporting plate 14 are in the sleeve 11 of sliding beam body 13 always in the traversing carriage process, hang stub 9 and form 2 supporting forms with sliding beam body 13 tops and sleeve 11 when being subjected to lateral force.The hang of the sliding beam 2 in back is identical with advancing slip beam 4.
In conjunction with shown in Figure 3, when sliding beam radial type gliding hydraulic bracket when coal-face uses, the back sliding beam 2 and the advancing slip beam 4 of adjacent hydraulic support correspondence all use hinge connecting pin 5 hinged, connected two supports have had rotational freedom on the basis of integral body, can adapt to the fluctuations of face roof angle thus.When certain support needs is mobile, unload earlier and mention hydraulic prop 6, this moment back timber 1 and hang thereon the weight of hydraulic prop and all drop on sliding beam 2 in back and the advancing slip beam 4, the spring 10 of adjacent hydraulic support is compressed in the effect that is connected through the hinge, operation jack 7 stretches out, and at this moment back timber 1 is being with hydraulic prop 6 slip reach on sliding beam 2 in back and advancing slip beam 4.After putting in place, hydraulic prop 6 supporting top beams 1, the sliding beam 2 of advancing slip beam 4 that the pin 5 that is connected through the hinge connects and back can rotate, and is adjusted to the angle at corresponding top board place, the supporting of reworking.
Fig. 4 and another embodiment that Figure 5 shows that advancing slip beam 4, sliding beam 2 articulated forms in back: adjacent advancing slip beam 4 and back are slided beam 2 and are linked together by junction plate 12 and two hinge connecting pins 5, junction plate 12 has two hinge holes and adjacent two hinges of two sliding beams 2 formation of advancing slip beam 4 or back, and the rotational freedom of 1 of adjacent back timber is provided.
The utility model is not limited to the foregoing description; to those skilled in the art, any conspicuous improvement that the foregoing description of the present utility model is made or change can not exceed the embodiment of the present utility model that only illustrates by way of example and the protection domain of claims.
Claims (4)
1. sliding beam radial type gliding hydraulic bracket, comprise back timber (1) and be installed at least two hydraulic props (6) of back timber (1) bottom surface, it is characterized in that: the belly of described back timber (1) offers slideway, being equiped with in slideway can be along the back sliding beam (2) of slideway slip, be connected with jack (7) between the sliding beam (2) in described back and back timber (1) front end, drive when jack (7) is flexible the back slide beam (2) away from or near the front end of back timber (1); The two ends, the left and right sides of the described sliding beam in back (2) are equiped with the pin shaft hole that is used for hinged adjacent hydraulic support respectively.
2. sliding beam radial type gliding hydraulic bracket according to claim 1 is characterized in that: the described sliding beam in back (2) comprises the sliding beam body (13) of inner hollow and is used for fixing the suspension arrangement of sliding beam body (13); Described suspension arrangement comprises suspension stub (9), is installed on spring (10) that hangs stub (9) and the clamp (8) that is installed in back timber (1) slideway; The bottom face of described sliding beam body (13) is equipped with hollow sleeve (11), and the upper surface of sliding beam body (13) offers through hole corresponding with sleeve (11) and that be communicated with; The bottom of described suspension stub (9) is equipped with supporting plate (14) and is placed in the sleeve (11), and the upper end of suspension stub (9) is passed the through hole of sliding beam body (13) and linked to each other with clamp (8); One end of described spring (10) is installed on the supporting plate (14), and its other end links to each other with sliding beam body (13).
3. sliding beam radial type gliding hydraulic bracket according to claim 2 is characterized in that: described back timber (1) belly offers plural slideway, and the installation quantity of described suspension arrangement equates with the slideway quantity of offering.
4. according to the arbitrary described sliding beam radial type gliding hydraulic bracket of claim 1 to 3, it is characterized in that: be connected with advancing slip beam (4) in the slideway of back timber (1), described advancing slip beam (4) links to each other with the sliding beam in back (2) by connector (3); The structure of described advancing slip beam (4) is identical with the sliding beam in back (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202759711U CN201730633U (en) | 2009-12-22 | 2009-12-22 | Sliding beam hinged sliding hydraulic support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202759711U CN201730633U (en) | 2009-12-22 | 2009-12-22 | Sliding beam hinged sliding hydraulic support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201730633U true CN201730633U (en) | 2011-02-02 |
Family
ID=43521791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202759711U Expired - Fee Related CN201730633U (en) | 2009-12-22 | 2009-12-22 | Sliding beam hinged sliding hydraulic support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201730633U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359245A (en) * | 2011-08-01 | 2012-02-22 | 郑州机械研究所 | Rigid fluctuating plate shell mechanism capable of realizing wave motion |
| CN102536290A (en) * | 2012-03-23 | 2012-07-04 | 郑州四维机电设备制造有限公司 | Face guard lockout mechanism |
| CN109538271A (en) * | 2018-11-29 | 2019-03-29 | 安徽省皖北煤电集团有限责任公司 | A kind of coal mine top beam hydraulic rack |
-
2009
- 2009-12-22 CN CN2009202759711U patent/CN201730633U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102359245A (en) * | 2011-08-01 | 2012-02-22 | 郑州机械研究所 | Rigid fluctuating plate shell mechanism capable of realizing wave motion |
| CN102359245B (en) * | 2011-08-01 | 2013-05-08 | 郑州机械研究所 | Rigid fluctuating plate shell mechanism capable of realizing wave motion |
| CN102536290A (en) * | 2012-03-23 | 2012-07-04 | 郑州四维机电设备制造有限公司 | Face guard lockout mechanism |
| CN109538271A (en) * | 2018-11-29 | 2019-03-29 | 安徽省皖北煤电集团有限责任公司 | A kind of coal mine top beam hydraulic rack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201730633U (en) | Sliding beam hinged sliding hydraulic support | |
| CN101519973B (en) | Hydraulic bracket with interconnected top and bottom | |
| CN103410545B (en) | The hydraulic support of Sub-Level Caving and packing job can be realized | |
| CN201433762Y (en) | Novel advance support mechanical boring machine | |
| CN106968697B (en) | Five-degree-of-freedom parallel hydraulic support | |
| CN202325590U (en) | Filling hydraulic support frame for backfill of coal mine | |
| CN201714412U (en) | Hydraulic support for non-solid-filled working face | |
| CN101798935B (en) | Transverse self-moving combined suspension hydraulic bracket | |
| CN202745906U (en) | Circulatory advancing forepoling | |
| CN201225163Y (en) | Self-moving hydraulic support for coal mine shortwalling | |
| CN204572024U (en) | A kind of cantilever extension protector for underground driving working faces | |
| CN203499722U (en) | Adjusting device of scraper conveyor | |
| CN201568067U (en) | Integrated fully mechanized top-coal caving face end support frame | |
| CN201891423U (en) | End head hydraulic bracket and single hydraulic brackets for same | |
| CN204311982U (en) | The machine integrated rig of the tower tower in side | |
| CN101906983B (en) | Tilting prevention device for fully mechanized mining hydraulic support | |
| CN203412607U (en) | Hydraulic support for realizing placing top coal and filling operation | |
| CN209115136U (en) | A kind of large-inclination-angle coal bed fully mechanized mining supporter | |
| CN204113318U (en) | Standing shield hydraulic support | |
| CN202866848U (en) | Top coal caving support capable of preventing extensible beam from offsetting | |
| CN201560772U (en) | Sliding plate type composite suspension hydraulic support | |
| CN202882955U (en) | Blasting digging working face single column type forepoling device | |
| CN201277052Y (en) | Assembled stand | |
| CN101713295A (en) | Sliding-plate type combined suspension hydraulic support | |
| CN203756210U (en) | Moving device for machine stable roof support beam |
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: 20110202 Termination date: 20151222 |
|
| EXPY | Termination of patent right or utility model |