CN201103400Y - Alternative mobile hydraulic support with anti-burst rock-blocking device - Google Patents
Alternative mobile hydraulic support with anti-burst rock-blocking device Download PDFInfo
- Publication number
- CN201103400Y CN201103400Y CNU2007201538271U CN200720153827U CN201103400Y CN 201103400 Y CN201103400 Y CN 201103400Y CN U2007201538271 U CNU2007201538271 U CN U2007201538271U CN 200720153827 U CN200720153827 U CN 200720153827U CN 201103400 Y CN201103400 Y CN 201103400Y
- Authority
- CN
- China
- Prior art keywords
- waste rock
- back timber
- rock board
- hydraulic support
- crossbeam
- 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
- 239000010878 waste rock Substances 0.000 claims abstract description 79
- 230000000903 blocking effect Effects 0.000 abstract 5
- 230000002265 prevention Effects 0.000 abstract 3
- 230000002250 progressing effect Effects 0.000 abstract 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 101100521345 Mus musculus Prop1 gene Proteins 0.000 description 1
- 108700017836 Prophet of Pit-1 Proteins 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
Images
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Abstract
The utility model relates to an alternative moving hydraulic bracket with a gushing prevention and waste rock blocking device and provides an alternative moving hydraulic frame with a gushing prevention and waste rock blocking device for preventing the waste rock from falling into the working face from a rear top plate at the tail of a middle top beam, which comprises a hydraulic bracket body. The body comprises a rectangle box top beam, a middle top beam, two side top beams and a crossbeam which are arranged in an epsilon shape. The crossbeam is connected with the tails of the two side top beams. A hydraulic strut is arranged below the middle top beam and two side top beams, while a horizontally progressing cylinder is arranged inside the middle top beam. The two ends of the progressing cylinder are respectively connected with the crossbeam and the middle top beam. The gushing prevention and waste rock blocking device, arranged at the tail suspending roof between the middle top beam and two side top beams, includes a top waste rock blocking plate and a side waste rock blocking plate arranged on the body and prevents waste rock and crushed coals from gushing into the working face, thus eliminating potential safety hazard, ensuring the safety of workers, protecting equipment, ensuring the normal operation of the progressing cylinder and enhancing working efficiency.
Description
Technical field
The utility model relates to a kind of colliery and replaces the mobile hydraulic support, is specifically related to a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has.
Background technology
The support apparatus in colliery is the critical facility that ensures coal miner safety, hydraulic support is a kind of support apparatus that generally uses in process of production at present, it has various ways, as have a fully mechanized mining supporter of quadric chain or single wobbling pole, the combined suspension moving support that has the joist structure in addition, and compound top beam hydraulic rack etc., all these support units move in use a common characteristic in the frame process, be that the interior support of work plane can not all move simultaneously, must sequentially successively move, this just makes the back timber rear portion of entire working surface support the uneven situation in front and back occur, this situation can not exert an influence for fully mechanized mining supporter and combined suspension moving support, because each set cap rear portion all has the anti-retaining cash device that emits, but just there is serious potential safety hazard in the support that has three part back timber structures for this class of compound bar timber, the top board inbreak of vacating after back timber moves particularly most probably, and coal, spoil pours in the work plane probably, influence operating efficiency, jeopardize safety of workers, reason is that this class support is that back timber with both sides is support in moving process, back timber in the middle of moving earlier, serve as to support mobile both sides back timber with middle back timber again, its result will cause in replacing moving process, the afterbody of back timber and both sides back timber differs certain distance in the middle of must occurring, cause two curb girders and middle back timber afterbody to form an empty top, the waste rock board that middle back timber is set is because the function restriction can not this top board of supporting, and therefore empty top spoil and coal cinder pour in work plane from the inbreak of sky top phenomenon will appear in this support when moving frame.
Summary of the invention
The purpose of this utility model is to replace the unsafe problem that produces the afterbody cavity, exists spoil to pour in when mobile for back timber in the middle of overcoming in the prior art and both sides back timber, provide to prevent that spoil from a kind ofly having an anti-alternately mobile hydraulic support that emits retaining cash device from what middle back timber tail end rear portion top board spoil fell into work plane, the utility model is achieved through the following technical solutions:
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of the present utility model, comprise the hydraulic support body, body is made up of the box back timber of rectangle, the middle back timber that the mountain font is provided with, two the side back timbers in both sides and a crossbeam, described crossbeam is fixedlyed connected with both sides back timber afterbody, under this centre back timber and two side back timbers hydraulic prop is set, establish the propulsion cylinder that moves horizontally in the middle back timber, the two ends of its propulsion cylinder are connected with middle back timber with crossbeam respectively, the empty top of afterbody is provided with to prevent emitting and keeps off the cash device between middle the back timber of described alternately mobile hydraulic support and two the side back timbers, comprises the top waste rock board and the side waste rock board that are arranged on the body.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: the described anti-retaining cash device that emits is being set between the leakage head space that afterbody and crossbeam surrounded of described middle back timber that alternately moves and both sides back timber and on the side leakage mask, comprise top waste rock board and side waste rock board, described top waste rock board one end is fixed on the crossbeam inboard, cantilever is between two side back timbers, three lateral surfaces that two side back timbers and crossbeam constitute are with the side waste rock board, the box inwall width of the rectangle of described top waste rock board and middle back timber adapts, can be in the top of middle back timber slides within waste rock board length greater than the propulsion cylinder range.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: described top waste rock board is a template structure.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: the box middle back timber afterbody of described rectangle that is provided with propulsion cylinder in inner horizontal is the rectangular enclosure structure, described top waste rock board is set to the box cash plate of fending off of rectangle that adapts with its inner chamber, is enclosed between propulsion cylinder and the middle back timber.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: be with the side waste rock board between the leakage head space that middle back timber afterbody and both sides back timber constitute, back waste rock board during the back timber afterbody outside is provided with in the middle of comprising, around three of side back timber afterbodys around the side waste rock board is set.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: the back waste rock board is a flat board in described, described around three of side back timber afterbodys around the length that the side waste rock board is set greater than the propulsion cylinder range.
A kind of anti-alternately mobile hydraulic support that emits retaining cash device that has described in the utility model, wherein: the back waste rock board is a back waste rock board in the outwardly open flute profile in described, described around three of side back timber afterbodys around waste rock board sidewall width sum after in the length that the side waste rock board is set and the flute profile greater than the propulsion cylinder range.
Distinguishing feature of the present utility model is: stop that spoil and broken coal pour in work plane, eliminate safe hidden trouble, ensure safety of workers, also protect equipment promptly to guarantee the operate as normal of propulsion cylinder simultaneously, increase work efficiency.
Description of drawings:
Fig. 1: be a kind of alternately mobile hydraulic support front view of preventing emitting retaining cash device that has of the utility model.
Fig. 2: the K among Fig. 1 is to sectional drawing.
Fig. 3: the A-A sectional view among Fig. 1.
Fig. 4: the B-B sectional drawing among Fig. 3 is the side waste rock board structural representation of first embodiment.
Fig. 5: be that the utility model another kind has the anti-alternately mobile hydraulic support front view that emits retaining cash device.
Fig. 6: be that G among Fig. 5 is to sectional drawing.
Fig. 7: be the C-C sectional drawing among Fig. 5.
The D-D sectional drawing of Fig. 8: Fig. 7 is the side waste rock board structural representation of second embodiment.
The specific embodiment:
Below in conjunction with the drawings and specific embodiments the utility model is described further.
As Fig. 1-shown in Figure 4, it is expression a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of the present utility model, comprise the hydraulic support body, form by the box back timber structure of rectangle, the middle back timber 3 that mountain font as shown in Figure 2 is provided with, two the side back timbers 1 in both sides and a crossbeam 2, described crossbeam 2 is connected with both sides back timber 1 afterbody, this centre back timber 3 and two side back timbers are provided with hydraulic prop 1 time as shown in Figure 1, establish the propulsion cylinder 4 that moves horizontally in the middle back timber 3, the two ends of its propulsion cylinder 4 are connected with middle back timber 1 with crossbeam 2 respectively, the empty top of afterbody is provided with to prevent emitting and keeps off the cash device between middle the back timber 3 of described alternately mobile hydraulic support and two the side back timbers 1, the described anti-retaining cash device that emits can adopt two kinds of set-up modes, first kind of mode is: alternately move described in the middle of afterbody and the sky top that crossbeam 2 is surrounded and the trailing flank of back timber 3 and both sides back timber 1 leak to protect and anti-emitting is set on the surface keeps off the cash device, as shown in Figure 1 to Figure 3, comprise top waste rock board 5 and back waste rock board 8, described top waste rock board 5 is a template structure, the one end is fixed on crossbeam 2 inboards, cantilever is between two side back timbers 1, described top waste rock board 5 adapts with the box inwall width of rectangle of middle back timber 3, can be in middle back timber 3 inner and propulsion cylinder effect slips, waste rock board 5 length in top are greater than propulsion cylinder 4 ranges, be the structural representation of back waste rock board 8 as shown in Figure 4, back waste rock board 8 is arranged on three lateral surfaces of two side back timbers 1 and crossbeam 2 formations as shown in Figure 2.
As shown in Figure 1, top waste rock board 5 can also develop into a kind of box form of structure of rectangle of practicality in first kind of mode, middle back timber 3 is the box hollow structure of rectangle, the box inwall size of rectangle of box tubular size of described top waste rock board 5 rectangles and middle back timber 3 adapts, middle back timber 3 afterbodys and top waste rock board are inserted in slip mutually, in middle back timber 3, be provided with horizontal propulsion cylinder 4, top waste rock board 5 is enclosed between propulsion cylinder 4 and the middle back timber 3, be to be with top waste rock board 5 in the rectangular box formula outside the propulsion cylinder 4, middle back timber 3 is enclosed within top waste rock board 5 outsides, top waste rock board 5 can move with propulsion cylinder 4 in middle back timber 3 inside, do relative slip with middle back timber, waste rock board 5 length in top are greater than propulsion cylinder 4 ranges.
Extremely shown in Figure 8 as Fig. 5, the second way is: described crossbeam 2 is connected with side back timber 1 tail end, after middle back timber 3 moves, side between the leakage head space that crossbeam 2 afterbodys and both sides back timber 1 constitute is with the side waste rock board, back waste rock board during the back timber afterbody outside was provided with in the middle of described side waste rock board comprised, around three of side back timber afterbodys around the side waste rock board is set, described in the back waste rock board be a flat board, described around three of side back timber afterbodys around the length that the side waste rock board is set greater than the propulsion cylinder range.
The second way can also be: the back waste rock board is a back waste rock board in the outwardly open flute profile in described, described around three of side back timber afterbodys around waste rock board sidewall width sum after in the length that the side waste rock board is set and the flute profile greater than the propulsion cylinder range.As shown in Figure 6, comprise that crossbeam 2 outsides are provided with back waste rock board 6 in the outwardly open slot type, around three of side back timber afterbodys around avris waste rock board 7 is set, described around three of side back timber afterbodys around the length that side waste rock board 7 is set greater than back waste rock board 6 thickness sums in propulsion cylinder 4 ranges and the slot type, be the structural representation of back waste rock board 6 in side waste rock board 7 and the slot type as shown in Figure 8.
Claims (7)
1. one kind has the anti-alternately mobile hydraulic support that emits retaining cash device, comprise the hydraulic support body, body is made up of the box back timber of rectangle, the middle back timber that the mountain font is provided with, two the side back timbers in both sides and a crossbeam, described crossbeam is fixedlyed connected with both sides back timber afterbody, under this centre back timber and two side back timbers hydraulic prop is set, establish the propulsion cylinder that moves horizontally in the middle back timber, the two ends of its propulsion cylinder are connected with middle back timber with crossbeam respectively, it is characterized in that: the empty top of afterbody is provided with to prevent emitting and keeps off the cash device between middle the back timber of described alternately mobile hydraulic support and two the side back timbers, comprises the top waste rock board and the side waste rock board that are arranged on the body.
2. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 1, it is characterized in that: the described anti-retaining cash device that emits is being set between the leakage head space that afterbody and crossbeam surrounded of described middle back timber that alternately moves and both sides back timber and on the side leakage mask, comprise top waste rock board and side waste rock board, described top waste rock board one end is fixed on the crossbeam inboard, cantilever is between two side back timbers, three lateral surfaces that two side back timbers and crossbeam constitute are with the side waste rock board, the box inwall width of the rectangle of described top waste rock board and middle back timber adapts, can be in the top of middle back timber slides within waste rock board length greater than the propulsion cylinder range.
3. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 1, it is characterized in that: be with the side waste rock board between the leakage head space that middle back timber afterbody and both sides back timber constitute, back waste rock board during the back timber afterbody outside is provided with in the middle of comprising, around three of side back timber afterbodys around the side waste rock board is set.
4. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 2, it is characterized in that: described top waste rock board is a template structure.
5. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 2, it is characterized in that: the box middle back timber afterbody of described rectangle that is provided with propulsion cylinder in inner horizontal is the rectangular enclosure structure, described top waste rock board is set to the box cash plate of fending off of rectangle that adapts with its inner chamber, is enclosed between propulsion cylinder and the middle back timber.
6. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 3, it is characterized in that: the back waste rock board is a flat board in described, described around three of side back timber afterbodys around the length that the side waste rock board is set greater than the propulsion cylinder range.
7. according to the described a kind of anti-alternately mobile hydraulic support that emits retaining cash device that has of claim 3, it is characterized in that: the back waste rock board is a back waste rock board in the outwardly open flute profile in described, described around three of side back timber afterbodys around waste rock board sidewall width sum after in the length that the side waste rock board is set and the flute profile greater than the propulsion cylinder range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201538271U CN201103400Y (en) | 2007-05-25 | 2007-05-25 | Alternative mobile hydraulic support with anti-burst rock-blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201538271U CN201103400Y (en) | 2007-05-25 | 2007-05-25 | Alternative mobile hydraulic support with anti-burst rock-blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201103400Y true CN201103400Y (en) | 2008-08-20 |
Family
ID=39950425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201538271U Expired - Fee Related CN201103400Y (en) | 2007-05-25 | 2007-05-25 | Alternative mobile hydraulic support with anti-burst rock-blocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201103400Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909292A (en) * | 2016-04-12 | 2016-08-31 | 安徽省宿州市龙华机械制造有限公司 | Slide-type top beam mechanism for forepoling and termination point hydraulic support |
| CN105952489A (en) * | 2016-04-12 | 2016-09-21 | 安徽省宿州市龙华机械制造有限公司 | Anti-side-pressure guide rail slip type advancing and end hydraulic support |
| CN107826664A (en) * | 2017-10-24 | 2018-03-23 | 伊犁新矿煤业有限责任公司 | Belt machine end large span supports and fast shifting method |
-
2007
- 2007-05-25 CN CNU2007201538271U patent/CN201103400Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909292A (en) * | 2016-04-12 | 2016-08-31 | 安徽省宿州市龙华机械制造有限公司 | Slide-type top beam mechanism for forepoling and termination point hydraulic support |
| CN105952489A (en) * | 2016-04-12 | 2016-09-21 | 安徽省宿州市龙华机械制造有限公司 | Anti-side-pressure guide rail slip type advancing and end hydraulic support |
| CN107826664A (en) * | 2017-10-24 | 2018-03-23 | 伊犁新矿煤业有限责任公司 | Belt machine end large span supports and fast shifting method |
| CN107826664B (en) * | 2017-10-24 | 2022-04-08 | 伊犁新矿煤业有限责任公司 | Belt conveyor tail large-span supporting and fast moving method for coal mine main transportation system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201103400Y (en) | Alternative mobile hydraulic support with anti-burst rock-blocking device | |
| CN201090230Y (en) | Fission top beam flexible support | |
| CN102383794A (en) | Cross side dumping arrangement coordinated mode of rear conveyer of fully mechanized working face and support structure | |
| CN201407057Y (en) | Large-mining high-covering type hydraulic bracket | |
| CN215444108U (en) | Hydraulic support for solid filling and mining of coal mine | |
| CN201486582U (en) | Flexible support | |
| CN201121525Y (en) | Single-bottom multi-beam hydraulic support | |
| CN201460938U (en) | Forward supporting type end hydraulic support | |
| CN203239375U (en) | Low sublevel caving coal support | |
| CN113586116A (en) | Coal mine solid filling mining hydraulic support | |
| CN210105903U (en) | Lengthened top beam structure of transition hydraulic support | |
| CN205330704U (en) | Hydraulic support top anchor rope protection device and hydraulic support | |
| CN208024362U (en) | A kind of drill carriage forestope arched frame | |
| CN101899985B (en) | Hydraulic support | |
| CN203230451U (en) | Hydraulic support for mining working surface roadway | |
| CN215444106U (en) | Coal mine solid waste filling hydraulic support | |
| CN210948728U (en) | Interchangeable formula gob entry retaining waste rock support | |
| CN201606075U (en) | Digging protection machinery | |
| CN201730634U (en) | Hydraulic bracket | |
| CN205400779U (en) | Backfill transition hydraulic support | |
| CN204371398U (en) | A kind of novel precise protection fully-mechanized mining working | |
| CN212105912U (en) | Dedicated safety of coal mine tunnelling shields device | |
| CN103104274A (en) | Front top beam multi-step-pitch filling hydraulic support | |
| CN211737172U (en) | Transition support extension roof beam body device | |
| CN202991084U (en) | Front top beam multi-step filling hydraulic support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: BEIJING CHENGTIAN HENGYE COLLIERY EQUIPMENT CO., L Free format text: FORMER OWNER: LIU YUMING Effective date: 20100531 Free format text: FORMER OWNER: WANG HONGYING XU XINGQIANG |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 102308 YARD 4, LONGYUAN ROAD, SHILONG INDUSTRIAL DEVELOPMENT AREA, MENTOUGOU DISTRICT, BEIJING TO: 102308 11/F, CHINA WEAPON FIRST MACHINERY, NO.3, LONGDONG ROAD, SHILONG INDUSTRIAL DISTRICT, MENTOUGOU, BEIJING |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100531 Address after: 102308, Beijing, Mentougou Shilong Industrial Zone, No. 3 East Road, China weapons first, mechanical 11 Patentee after: Beijing Chentian-Hengye Collery Equipment Co., Ltd. Address before: 102308, No. 4, long Garden Road, Shilong Industrial Development Zone, Mentougou District, Beijing Co-patentee before: Wang Hongying Patentee before: Liu Yuming Co-patentee before: Xu Xingqiang |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080820 Termination date: 20150525 |
|
| EXPY | Termination of patent right or utility model |