CN201043474Y - Hydraulic support for forepoling series connection at upper end and lower end of coal mining roadway - Google Patents
Hydraulic support for forepoling series connection at upper end and lower end of coal mining roadway Download PDFInfo
- Publication number
- CN201043474Y CN201043474Y CNU2007201512214U CN200720151221U CN201043474Y CN 201043474 Y CN201043474 Y CN 201043474Y CN U2007201512214 U CNU2007201512214 U CN U2007201512214U CN 200720151221 U CN200720151221 U CN 200720151221U CN 201043474 Y CN201043474 Y CN 201043474Y
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- Prior art keywords
- jack
- column
- frame
- forestope
- base
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- 239000003245 coal Substances 0.000 title claims abstract description 23
- 238000005065 mining Methods 0.000 title abstract description 7
- 210000000683 abdominal cavity Anatomy 0.000 claims description 6
- 208000004350 Strabismus Diseases 0.000 abstract 1
- 230000002457 bidirectional effect Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 10
- 238000002347 injection Methods 0.000 description 10
- 239000007924 injection Substances 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- 230000008093 supporting effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000000839 emulsion Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
A hydraulic support is connected in series with advance supports at the upper end and the lower end of a coal mining roadway, wherein a first support and a second support of the hydraulic support are respectively composed of a base, an upright post, a hydraulic valve group, a front cantilever jack, a front cantilever, a top beam and a direction adjusting jack; the upright columns are arranged at intervals in two rows and multiple columns, each upright column is composed of a jack, the lower end of each upright column is fixedly connected to the base, and the upper end of each upright column is fixedly connected to the top beam; the outer side of each upright post is provided with an auxiliary frame, a cylinder body of a front cantilever jack is hinged to the bottom surface of the top beam, piston rods of the front cantilever jack are hinged to the bottom surface of the front cantilever, and a plurality of direction-adjusting jacks are symmetrically arranged on the edges of two sides of the base; a bidirectional push-pull jack is spanned between the bases of the first frame and the second frame. The utility model relates to a support that can move forward through each hydraulic pressure valves of manual control, crane about realizing, push-and-pull frame about, removes the frame, and the auxiliary frame squints, rotates, goes up and down, safe and reliable, low in labor strength, and degree of mechanization is high.
Description
Technical field
The utility model relates to coal cutting roadway advance support mobile hydraulic support, belongs to down-hole coal excavation support apparatus field.
Background technology
The advance support of down-hole comprehensive mechanical coal mining roadway workface is very important, because down-hole geological conditions complexity, the quality of advance support will directly influence coal mining activity, ventilation and safety, especially the mine lane up and down of chapelet face, its position is coal face and tunnel intersection district, is the most dangerous trigonum.The advance support here is the prerequisite that guarantees coal-face normal operation and ventilation.
At present, adopt the mode of manually beating pillar to carry out advance support.Promptly use the 20-30m pillar, double supporting.Pillar claims iron prop again, is a kind of hydraulic jack, and cavity of resorption is a working chamber, and epicoele is open, directly emits working media.Working media is an emulsion, comprises 95% water and 5% emulsifier.
Pillar is carried by the workman, artificial supporting, artificial muscle power moves, not only the labour intensity height, waste time and energy, danger, and pillar is irregular, out of plumb, and each pillar power output is not of uniform size, occurs empty top at work easily, problems such as roof fall, supporting effect is very poor, and is very dangerous.
The utility model content
The purpose of this utility model provides a kind of coal cutting roadway two ends advance support series connection hydraulic support up and down, it is a kind of support that moves forward, and by each hydraulic valve bank of hand control, each jack is carried out fluid injection and drainage, it is flexible just to control each jack, realize the oscilaltion frame, front and back pushing-pulling-rack, move left and right frame, auxiliary frame skew, rotation, lifting, safe and reliable, labour intensity is low, the mechanization degree height.
For achieving the above object, the utility model is by the following technical solutions:
A kind of coal cutting roadway is two ends advance support series connection hydraulic support up and down, comprises number one frame and No. second frame, it is characterized in that:
The number one frame is made up of first base, first column, first hydraulic valve bank, the first forestope jack, first forestope, first back timber, the first tuning jack; Described first column has many, arranges at interval that by two row multiple rows the lower end of each first column is fixed on first base by flange, and the upper end of each first column is fixed on first back timber by flange; The cylinder body of the described first forestope jack is hinged on the connection seat of the first back timber bottom surface, the piston rod of this first forestope jack is hinged on the connection seat of the first forestope bottom surface, the described first tuning jack has a plurality of, and these first tuning jack are installed on the both sides of the edge of first base symmetrically;
Described No. second frame is made up of second base, second column, second hydraulic valve bank, the second forestope jack, second forestope, second back timber, the second tuning jack; Described second column has many, arranges at interval that by two row multiple rows the lower end of each second column is fixed on second base by flange, and the upper end of each second column is fixed on second back timber by flange; The cylinder body of the described second forestope jack is hinged on the connection seat of the second back timber bottom surface, the piston rod of this second forestope jack is hinged on the connection seat of the second forestope bottom surface, the described second tuning jack has a plurality of, and these second tuning jack are installed on the both sides of the edge of second base symmetrically; Described first, second column all is to be made of jack, and cross-over connection has the bi-directional push-pull jack between first base and second base.
First auxiliary frame is equipped with in the outside of described each first column.
Second auxiliary frame is equipped with in the outside of described each second column.
Described first auxiliary frame is by oblique jack, vertical jack, hanger bar, support arm, horizontal jack, vertical shaft, turn to jack, short column, hollow sliding beam is formed, the upper end of described hanger bar is affixed by flange and described first back timber, the lower end of hanger bar is connected with plinth, the lower end spindle nose of described vertical shaft is supported by the bearing in the plinth, the upper end spindle nose of this vertical shaft is supported by the bearing in the termination seat that is fixed in the first back timber bottom surface, one end of described hollow sliding beam is hinged on the top of vertical shaft, the other end of hollow sliding beam is equipped with support arm, the upper end of described oblique jack is hinged on the support arm, the lower end of this oblique jack is hinged on the bottom of vertical shaft, horizontal jack is housed in the abdominal cavity of described hollow sliding beam, the front end of the piston rod of this horizontal jack is exposed to the abdominal cavity of hollow sliding beam, the front end of this piston rod is affixed with the cylinder body of vertical jack, pallet is equipped with at the top of the piston rod of this vertical jack, the top of described short column is fixed on the bottom surface of first back timber by flange, the described cylinder body of jack that turns to is fixed on the short column, and this turns to the piston rod of jack to be hinged on the ear seat of vertical shaft by bearing pin.
The utility model has following positive beneficial effect:
The power set of series connection hydraulic support of the present utility model are high-pressure pump, high-pressure pump is by motor drives work, motor connects high-pressure pump by shaft coupling, high-pressure pump links by hydraulic valve bank and each jack, the workman handles each hydraulic valve bank, each jack is carried out fluid injection and drainage operation, with regard to energy ascending, descending first, second number frame and to the reach frame, and carry out the adjustment of the left and right attitude of first, second number frame, by handling each hydraulic valve bank, also can finish auxiliary frame lifting, skew and rotation, safe and reliable, labour intensity is low, the mechanization degree height.
Connect by two bi-directional push-pull jack between first base and second base, these two bi-directional push-pull jack make number one frame and No. second frame keep straight line in moving the frame process, passing moves forward earlier for the number one frame in proper order, No. second follow-up forward more then, because first, second back timber is divided into two sections, move whenever all have only one section in the frame process at support mobile, other one section is being supported, thereby the not supporting area of top board when having reduced greatly to move frame, reduce the possibility of roof fall, improved the stability of support.When the number one frame moved frame, the forestope jack of No. second frame in time stretched out piston rod, promoted second forestope reach cover, carried out supporting, prevented empty top.
This product is the special equipment of coal mining chapelet face danger triangle of face advance support, has satisfied the requirement to the back supporting, and has enough spaces to hold the coal mining transporter, carrying out fast of safeguard work face raw coal production, increase work efficiency, really realize mechanization, standardization.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Fig. 4 is the C-C sectional view of Fig. 1.
Fig. 5 is the D-D sectional view of Fig. 1.
Fig. 6 is the cutaway view Amplified image of auxiliary frame among Fig. 4.
Fig. 7 is that the E of Fig. 6 is to view.
The specific embodiment
Number in the figure
1 oblique jack 2 vertical jack 3 hanger bar 4 support arms
5 horizontal jack 6 vertical shafts 601 plinths 602 termination seats 603 ear seats
7 turn to jack 8 short columns 9 hollow sliding beam 10 number one framves
11 first bases, 12 first columns, 13 first hydraulic valve bank
14 first auxiliary frames, 15 first forestope jack
16 first forestopes, 17 first back timbers, 18 first tuning jack
20 No. second framves of 19 bi-directional push-pull jack
21 second bases, 22 second columns, 23 second hydraulic valve bank
24 second auxiliary frames, 25 second forestope jack, 26 second forestopes
27 second back timbers, 28 second tuning jack
29 shearer haulage chain anchors are pluged with molten metal jack 30 retaining cash curtains
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, the utility model is a kind of coal cutting roadway two ends advance support series connection hydraulic support up and down, comprise number one frame 10 and No. second frame 20, number one frame 10 is made up of first base 11, first column 12, first hydraulic valve bank 13, first auxiliary frame 14, the first forestope jack 15, first forestope 16, first back timber 17, the first tuning jack 18.
No. second frame 20 is made up of second base 21, second column 22, second hydraulic valve bank 23, second auxiliary frame 24, the second forestope jack 25, second forestope 26, second back timber 27, the second tuning jack 28; Second column 22 has many, arranges at interval that by two row multiple rows the lower end of each second column 22 is fixed on second base 21 by flange, and the upper end of each second column 22 is fixed on second back timber 27 by flange; Second auxiliary frame 24 is equipped with in the outside of each second column 22, the cylinder body of the second forestope jack 25 is hinged on the connection seat of second back timber, 27 bottom surfaces, the piston rod of the second forestope jack 25 is hinged on the connection seat of second forestope, 26 bottom surfaces, the second tuning jack 28 has a plurality of, these second tuning jack 28 are divided into two row, are installed in symmetrically on the both sides of the edge of second base 21.
When the piston rod of first column 12 stretched out, first back timber 17 moved up.
When the piston rod of first column 12 was withdrawn, first back timber 17 moved down.
When the piston rod of second column 22 stretched out, second back timber 27 moved up.
When the piston rod of second column 22 was withdrawn, second back timber 27 moved down.
Cross-over connection has bi-directional push-pull jack 19 between first base 11 and second base 21;
When the piston rod of bi-directional push-pull jack 19 stretched out, first base 11 moved forward.
When the cylinder body of bi-directional push-pull jack 19 shrank, second base 21 moved forward follow-up.
Please refer to Fig. 6, Fig. 7, first auxiliary frame 14 is by oblique jack 1, vertical jack 2, hanger bar 3, support arm 4, horizontal jack 5, vertical shaft 6, turn to jack 7, short column 8, hollow sliding beam 9 is formed, the upper end of hanger bar 3 is affixed by the flange and first back timber 17, the lower end of hanger bar 3 is connected with plinth 601, the lower end spindle nose of vertical shaft 6 is supported by the bearing in the plinth 601, the upper end spindle nose of this vertical shaft 6 is supported by the bearing in the termination seat 602 that is fixed in first back timber, 17 bottom surfaces, the inner of hollow sliding beam 9 is hinged on the top of vertical shaft 6, support arm 4 is equipped with in the outer end of hollow sliding beam 9, the upper end of oblique jack 1 is hinged on the support arm 4, the lower end of this oblique jack 1 is hinged on the bottom of vertical shaft 6, horizontal jack 5 is housed in the abdominal cavity of hollow sliding beam 9, laterally the front end of the piston rod of jack 5 is exposed to the abdominal cavity of hollow sliding beam 9, the front end of this piston rod is affixed with the cylinder body of vertical jack 2, pallet 201 is equipped with at the top of the piston rod of vertical jack 2, the top of short column 8 is fixed on the bottom surface of first back timber 17 by flange, turn to the cylinder body of jack 7 to be fixed on the short column 8, turn to the piston rod of jack 7 to be hinged on the ear seat 603 of vertical shaft 6 by bearing pin.First auxiliary frame 14 is made up of four jack, and the piston rod of each jack has two actions of stretching and contract.
When the piston rod of oblique jack 1 stretched out, hollow sliding beam 9 upwards lifted;
When the piston rod of oblique jack 1 was withdrawn, hollow sliding beam 9 was to falling after rise down;
When the piston rod of vertical jack 2 stretched out, pallet 201 moved up;
When the piston rod of vertical jack 2 was withdrawn, pallet 201 moved down;
When laterally the piston rod of jack 5 stretched out, vertical jack 2 moved forward;
When laterally the piston rod of jack 5 was withdrawn, vertical jack 2 moved backward.
Second auxiliary frame 24 is identical with the structure of first auxiliary frame 14.
The base of No. second frame 20 is provided with shearer haulage chain anchor and plugs with molten metal the rear end of 29, No. the second framves 20 of jack and be provided with retaining cash curtain 30, and retaining cash curtain 30 is arranged by iron plate and constituted, and connects by iron chains between each iron plate.Retaining cash curtain 30 is used to prevent that bastard coal from falling into number one frame or No. second frame inside.
A coal mining chapelet is made up of upper and lower two tunnels.During enforcement, number one frame 10 is placed on the lane, No. second frame 20 is placed on down the lane, the space between the two row columns is used to place drag conveyor.The height of first, second column 12,22 is three times of drag conveyor height, guarantees that Coal Transport is unimpeded.
The frame process of moving of the present utility model is as follows:
Step 9 is operated first hydraulic valve bank 13, and 5 fluid injections of horizontal jack or drainage in first auxiliary frame 14 are adjusted the front and back position of vertical jack 2, make vertical jack 2 be in the appropriate location.
So far entire bracket has been finished the frame process of moving.
Above-mentioned oblique jack 1, vertical jack 2, laterally jack 5, to turn to jack 7, the first forestope jack 15, the first tuning jack 18, the second forestope jack 25, the second tuning jack 28 all be unidirectional traction jack.
The first tuning jack 18 is used for the lateral attitude of first base 11 is adjusted, the second tuning jack 28 is used for the lateral attitude of second base 21 is adjusted, the first tuning jack 18 and the second tuning jack 28 all are that multiple spot distributes, and lay respectively at first, the both sides of No. second frame, when the piston rod of the first tuning jack 18 that is positioned at the left side and the second tuning jack 28 stretches out, can replace at the coal in left side, tunnel and help, its reaction force can make first, No. second frame 10,20 move right, in like manner, when the piston rod of the first tuning jack 18 that is positioned at the right side and the second tuning jack 28 stretches out, can replace at the coal on right side, tunnel and help, its reaction force can make first, No. second frame 10,20 are moved to the left, thereby realize first, No. second frame 10, the adjustment of 20 lateral attitudes.
Claims (4)
1. coal cutting roadway two ends advance support series connection hydraulic support up and down, comprise number one frame and No. second frame, it is characterized in that: the number one frame is made up of first base, first column, first hydraulic valve bank, the first forestope jack, first forestope, first back timber, the first tuning jack; Described first column has many, arranges at interval that by two row multiple rows the lower end of each first column is fixed on first base by flange, and the upper end of each first column is fixed on first back timber by flange; The cylinder body of the described first forestope jack is hinged on the connection seat of the first back timber bottom surface, the piston rod of this first forestope jack is hinged on the connection seat of the first forestope bottom surface, the described first tuning jack has a plurality of, and these first tuning jack are installed on the both sides of the edge of first base symmetrically; Described No. second frame is made up of second base, second column, second hydraulic valve bank, the second forestope jack, second forestope, second back timber, the second tuning jack; Described second column has many, arranges at interval that by two row multiple rows the lower end of each second column is fixed on second base by flange, and the upper end of each second column is fixed on second back timber by flange; The cylinder body of the described second forestope jack is hinged on the connection seat of the second back timber bottom surface, the piston rod of this second forestope jack is hinged on the connection seat of the second forestope bottom surface, the described second tuning jack has a plurality of, and these second tuning jack are installed on the both sides of the edge of second base symmetrically; Described first, second column all is to be made of hydraulic jack, and cross-over connection has the bi-directional push-pull jack between first base and second base.
2. coal cutting roadway as claimed in claim 1 is two ends advance support series connection hydraulic support up and down, it is characterized in that: first auxiliary frame is equipped with in the outside of described each first column.
3. coal cutting roadway as claimed in claim 1 is two ends advance support series connection hydraulic support up and down, it is characterized in that: second auxiliary frame is equipped with in the outside of described each second column.
4. coal cutting roadway as claimed in claim 2 is two ends advance support series connection hydraulic support up and down, it is characterized in that: described first auxiliary frame is by oblique jack, vertical jack, hanger bar, support arm, horizontal jack, vertical shaft, turn to jack, short column, hollow sliding beam is formed, the upper end of described hanger bar is affixed by flange and described first back timber, the lower end of hanger bar is connected with plinth, the lower end spindle nose of described vertical shaft is supported by the bearing in the plinth, the upper end spindle nose of this vertical shaft is supported by the bearing in the termination seat that is fixed in the first back timber bottom surface, one end of described hollow sliding beam is hinged on the top of vertical shaft, the other end of hollow sliding beam is equipped with support arm, the upper end of described oblique jack is hinged on the support arm, the lower end of this oblique jack is hinged on the bottom of vertical shaft, horizontal jack is housed in the abdominal cavity of described hollow sliding beam, the front end of the piston rod of this horizontal jack is exposed to the abdominal cavity of hollow sliding beam, the front end of this piston rod is affixed with the cylinder body of vertical jack, pallet is equipped with at the top of the piston rod of this vertical jack, the top of described short column is fixed on the bottom surface of first back timber by flange, the described cylinder body of jack that turns to is fixed on the short column, and this turns to the piston rod of jack to be hinged on the ear seat of vertical shaft by bearing pin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201512214U CN201043474Y (en) | 2007-06-08 | 2007-06-08 | Hydraulic support for forepoling series connection at upper end and lower end of coal mining roadway |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNU2007201512214U CN201043474Y (en) | 2007-06-08 | 2007-06-08 | Hydraulic support for forepoling series connection at upper end and lower end of coal mining roadway |
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CN201043474Y true CN201043474Y (en) | 2008-04-02 |
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CNU2007201512214U Expired - Fee Related CN201043474Y (en) | 2007-06-08 | 2007-06-08 | Hydraulic support for forepoling series connection at upper end and lower end of coal mining roadway |
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CN (1) | CN201043474Y (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913268A (en) * | 2012-11-16 | 2013-02-06 | 山东矿机集团股份有限公司 | Mobile support bracket of tunneling machine |
CN103277127A (en) * | 2013-05-30 | 2013-09-04 | 天地科技股份有限公司 | Ultrathin seam hydraulic support |
CN105178990A (en) * | 2015-08-26 | 2015-12-23 | 天地科技股份有限公司 | Series-connection hydraulic support for tunnel floor dinting |
CN106228897A (en) * | 2016-07-29 | 2016-12-14 | 山东大学 | Face prefabricated recycling replacing analog systems and method |
CN107091106A (en) * | 2017-06-30 | 2017-08-25 | 山东科技大学 | One kind, which is adopted, fills independent compound hydraulic support |
-
2007
- 2007-06-08 CN CNU2007201512214U patent/CN201043474Y/en not_active Expired - Fee Related
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102913268A (en) * | 2012-11-16 | 2013-02-06 | 山东矿机集团股份有限公司 | Mobile support bracket of tunneling machine |
CN102913268B (en) * | 2012-11-16 | 2015-10-14 | 山东矿机集团股份有限公司 | Tunnelling machine moves support frame |
CN103277127A (en) * | 2013-05-30 | 2013-09-04 | 天地科技股份有限公司 | Ultrathin seam hydraulic support |
CN105178990A (en) * | 2015-08-26 | 2015-12-23 | 天地科技股份有限公司 | Series-connection hydraulic support for tunnel floor dinting |
CN106228897A (en) * | 2016-07-29 | 2016-12-14 | 山东大学 | Face prefabricated recycling replacing analog systems and method |
CN106228897B (en) * | 2016-07-29 | 2018-11-30 | 山东大学 | The prefabricated recycling replacing simulation system of face and method |
CN107091106A (en) * | 2017-06-30 | 2017-08-25 | 山东科技大学 | One kind, which is adopted, fills independent compound hydraulic support |
CN107091106B (en) * | 2017-06-30 | 2023-06-02 | 山东科技大学 | Adopt and fill independent compound hydraulic support |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20110608 |