CN104005780A - Device for disassembling/assembling hydraulic support stand column guide sleeve under mine - Google Patents

Device for disassembling/assembling hydraulic support stand column guide sleeve under mine Download PDF

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Publication number
CN104005780A
CN104005780A CN201410266435.0A CN201410266435A CN104005780A CN 104005780 A CN104005780 A CN 104005780A CN 201410266435 A CN201410266435 A CN 201410266435A CN 104005780 A CN104005780 A CN 104005780A
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China
Prior art keywords
hydraulic
anchor ear
ratchet
oil
hydraulic support
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Granted
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CN201410266435.0A
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CN104005780B (en
Inventor
周平
孔宪国
何光强
韦兵
张燕
胡红兵
周翔
李茂华
张家祥
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Chongqing Dajiang Industry Co Ltd
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Chongqing Dajiang Industry Co Ltd
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Priority to CN201410266435.0A priority Critical patent/CN104005780B/en
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Publication of CN104005780B publication Critical patent/CN104005780B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention relates to a device for disassembling/assembling a hydraulic support stand column guide sleeve under a mine. The device is composed of an executing work portion and a control portion. The executing work portion comprises a hoop component, a ratchet wheel component, two hydraulic transmission components and two sets of pawl components. The hoop component is arranged on a hydraulic support stand column in a matched mode, the ratchet wheel component is matched with the guide sleeve in threaded connection with the upper end of the hydraulic support stand column, the hydraulic transmission components are arranged on the hoop component and are connected with the control portion, the force transmission directions of the hydraulic transmission components are opposite, the pawl components are connected with the two hydraulic transmission components respectively and are matched with the ratchet wheel component, and the force transmission directions of the pawl components are opposite. The ratchet wheel component is composed of annular ratchet wheel and a plurality of long clamping blocks or short clamping blocks, the long clamping blocks or the short clamping blocks are arranged on the inner circle of the annular ratchet wheel, the inner circle of the annular ratchet wheel is matched with the outer circle of the guide sleeve, and the long clamping blocks or the short clamping blocks are arranged between the inner circle of the annular ratchet wheel and the outer circle of the guide sleeve. The device can disassemble/assemble the hydraulic support stand column guide sleeve under the condition of not disassembling the hydraulic support stand column, is suitable for the operation of a work face under the mine and lowers maintenance cost.

Description

Device for dismounting/assembling hydraulic support column fairlead under mine
Technical field
The present invention relates to the maintenance frock of mine hydraulic support parts, be specifically related to the device for dismounting/assembling hydraulic support column fairlead under mine, especially facilitate the big or small fairlead on dismounting/assembling hydraulic support column under mine.
Background technology
Hydraulic support is the conventional supporting facility in colliery, and the column in hydraulic support is main holding capacity parts, and it comprises the component such as cylinder body, fairlead and seal.The assembling of hydraulic support column fairlead is all on mine, to adopt special-purpose equipment to complete.As the disclosed a kind of assembling mechanism of guide sleeve of column of hydraulic support of CN 204163321 U, comprise base and be vertically arranged on described base and the frame being connected by hinge arrangement with base, described frame is provided with the hoist cylinder of vertical lifting and install and the motor in mating connection with described hoist cylinder for guide sleeve of stand column, the below of described motor is provided with chuck, between described motor and described chuck, is provided with at least one group of spring.Owing to having adopted swing arm structure and fairlead is vertically installed, can prevent that column deadweight from damaging sealing ring by pressure; Meanwhile, because motor adopts floating structure, solved the decentraction problem of motor and column; In addition, owing to having adopted the structure of two springs, both solve fairlead thread spindle to bit shift compensation problem, avoided again axial wearing and tearing, therefore, both controlled the precompression size of fairlead, and can effectively protect again fairlead not damaged by pressure.
Because ore deposit subsurface environment is severe, the sealing ring after long-time use in hydraulic support column, guide ring etc. need repair and replacement.In order to change seal, fairlead must be disassembled from cylinder body, change after seal, then fairlead is arranged on cylinder body.Yet place is limited under mine, can not use the horizontal cylinder machine of tearing open that volume is larger in down-hole, to dismantle or install fairlead, the oil cylinder of hydraulic support need to be disassembled, go above being transported to mine.The expensive like this time, the resources such as a lot of human, financial, and material resources have also been wasted.As the whirligig in the disclosed hydraulic support withdrawing machine of CN 102678180 A, comprise column, frame, support and rotating disk, column and support are all fixed in frame, rotating disk is contained on column by bearing holder (housing, cover), on the top of rotating disk, be provided with the first connection seat, in the bottom of rotating disk, be symmetrically arranged with two the second identical connection seats, two hydraulic jack horizontal symmetrical are placed, the cylinder body of two hydraulic jacks is all movably articulated on described support, and the piston rod of two hydraulic jacks is hinged on respectively the both sides of rotating disk.This whirligig is applied to the dismounting of ore deposit underground hydraulic support frame, although can effectively reduce workman's labour intensity, maintenance cost is higher.
Therefore, exploitation can complete the device of dismounting/assembling hydraulic support column fairlead in work under mine, is the long-term unsolved technical problem in described field.
Summary of the invention
The object of this invention is to provide the device for dismounting/assembling hydraulic support column fairlead under mine, it is power source that this device be take ore deposit underground hydraulic support frame hydraulic system used, can not dismantle under hydraulic support column condition, complete the operation of dismounting/assembling hydraulic support column fairlead, with the cylinder apparatus of tearing open in the past, compare, volume is little, lightweight, and is convenient to mobile, installation, be applicable to, in the operation of ore deposit mining face under mine, reduce maintenance cost.
Device for dismounting/assembling hydraulic support column fairlead under mine of the present invention, by execution work part, formed with control section, it is characterized in that: described execution work partly comprises the hoop component, the ratchet assembly coordinating with the fairlead that is threaded in hydraulic support column upper end that are engaged on hydraulic support column, be located on hoop component and the hydraulic transmission part of two power transmission opposite directions that are connected with control section, respectively with two hydraulic transmission parts are connected and two pawl assemblies that overlap power transmission opposite directions that coordinate with described ratchet assembly;
Described ratchet assembly is comprised of ring-type ratchet and the long fixture block of multi-disc or the stub piece that are located in its inner circle, and the inner circle of described ring-type ratchet and the cylindrical of fairlead coordinate, and between is provided with long fixture block or the stub piece of multi-disc card;
Described hoop component comprises that two anchor ears win in succession; One end that anchor ear is won in succession is fixedly connected with public anchor ear, and one end that another piece anchor ear is won in succession is fixedly connected with female anchor ear, and described male anchor ear and female anchor ear coordinate with described hydraulic support column, and connect by threaded fastener; One side of winning in succession at two anchor ears is connected with respectively a circular arc guide strip, on circular arc guide strip, be provided with gathering sill, the circular arc of the anterior side of a described circular arc guide strip is fixedly connected with described male anchor ear, the circular arc of the anterior side of another piece circular arc guide strip is fixedly connected with described female anchor ear; On described two anchor ears are won in succession, be respectively equipped with hydraulic transmission part holder and hydraulic transmission part holding frame, two hydraulic pressure hydraulic transmission parts are connected with a hydraulic transmission part holder and a hydraulic transmission part holding frame respectively.
Further, described control section comprises hydraulic control valve seat, be located at control stick and fluid proportion plate on hydraulic control valve seat, be located at pressure meter on fluid proportion plate and reversal valve, the oil inlet pipe being communicated with reversal valve and oil return pipe, the oil-feed tee junction being communicated with oil inlet pipe, the oil return tee junction that is communicated with oil return pipe, the two ends of described oil-feed tee junction are communicated with the oil-in of described two hydraulic transmission parts by oil inlet pipe respectively, and the two ends of described oil return tee junction are communicated with the oil return opening of described two hydraulic transmission parts by oil return pipe respectively.
Further, described pawl assembly comprises ratchet, the adjusting bolt with click-fit, the ratchet bearing being connected with adjusting bolt lower end, the back tightening nut coordinating with adjusting bolt upper end, is located at the torsionspring between ratchet and adjusting bolt; Described back tightening nut is provided with fastening bolt; Described in the bottom of described ratchet bearing, the force transfer end of hydraulic transmission part is connected, and the lower end of described ratchet bearing coordinates with the gathering sill on described circular arc guide strip, and described ratchet coordinates with the ratchet on described ring-type ratchet.
Further, on described public anchor ear, be provided with anti-rotation member, this anti-rotation member coordinates with a boss of described hydraulic support column; On described female anchor ear, be also provided with anti-rotation member, this anti-rotation member coordinates with another boss of described hydraulic support column.
Further.The opposite side of winning in succession at a described anchor ear is provided with and is connected with bearing diagonal, and win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is fixedly connected with described public anchor ear; The opposite side of winning in succession at described another piece anchor ear is provided with and is connected with bearing diagonal, and win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is fixedly connected with described female anchor ear..
Further.Piston, one end that described hydraulic pressure hydraulic transmission part comprises cylinder body, the cylinder seat being fixedly connected with cylinder body one end, coordinate cylinder sleeve with cylinder body other end inwall, be located in cylinder body are connected the piston rod that the other end passes cylinder sleeve and stretches out cylinder body with piston, also comprise the oil-in that is located on described cylinder body one end, be located at the oil-out on described cylinder body the other end; Described oil-in is connected with one end of the oil-feed tee junction of described control section by oil inlet pipe, and described oil-out is connected with one end of the oil return tee junction of described control section by oil return pipe; The bottom of the ratchet bearing of described piston rod and described pawl assembly is connected, and the upper end of described cylinder seat and described hydraulic transmission part holder is hinged.
Further, described hydraulic transmission part holding frame comprises that lower end is fixedly connected on the V-shape base of described anchor ear on winning in succession, the first pillar that is located at one end, V-shape base top, the second pillar that is located at the V-shape base top other end, one end is hinged with the upper end of described the first pillar, the other end is connected with the upper end of described the second pillar by wing nut inverted V-shaped crossbeam, described hydraulic transmission part horizontally set, its cylinder body is clamped between described V-shape base and inverted V-shaped crossbeam.
The present invention has obtained following technique effect:
(1) can after maintain and replace, also can complete the erection work of column at ore deposit mining face under mine detachable maintaining column, not need extra power source, use working surface hydraulic support hydraulic system used, make column dismounting assemble more simple and convenient;
(2) owing to just detachably assembling column at mine working face, the work such as column, column transportation have been avoided pulling down from hydraulic support;
(3) expense simple in structure, easy to operate, can greatly to save column detachable maintaining.This device was compared with tear cylinder apparatus open in the past, and volume is little, lightweight, was applicable to, in the operation of ore deposit mining face under mine, avoid column to pull down from hydraulic support, then be transported to the heavy work on mine.
Accompanying drawing explanation
Fig. 1 is use state of the present invention (dismounting fairlead) schematic diagram;
Fig. 2 is one of structural representation of ratchet assembly;
Fig. 3 is the top view of Fig. 2;
Fig. 4 be ratchet assembly structural representation two;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the structural representation of hoop component;
Fig. 7 is the structural representation of pawl assembly;
Fig. 8 is the structural representation of hydraulic transmission part;
Fig. 9 is the structural representation of hydraulic transmission part holding frame;
Figure 10 is the left view of Fig. 9;
Figure 11 is the schematic diagram that the present invention assembles fairlead.
Figure 12 is that the present invention dismantles little fairlead schematic diagram (cover has little fairlead spanner).
Figure 13 is the schematic diagram (cover has little fairlead spanner) that the present invention assembles little fairlead.
In figure: 1-ring-type ratchet, 2-hoop component, 3-hydraulic transmission part, 4-pawl assembly, 5-hydraulic transmission part holder, 6-hydraulic transmission part holding frame, the long fixture block of 11-, 12-stub piece;
The public anchor ear of 20-, the female anchor ear of 21-, 22-anchor ear is won in succession, 23-bearing diagonal, 24-circular arc guide strip, 25-gathering sill, 26-anti-rotation member;
30-cylinder body, 31-cylinder seat, 32-cylinder sleeve, 33-piston rod, 34-piston, 35-oil-in, 36-oil-out;
40-ratchet, 41-adjusting bolt, 42-ratchet bearing, 43-back tightening nut, 44-torsionspring, 45-fastening bolt;
60-V shape seat, 61-the first pillar, 62-the second pillar, 63-inverted V-shaped crossbeam, 64-wing nut;
70-hydraulic control valve seat, 71-fluid proportion plate, 72-control stick, 73-pressure meter, 74-reversal valve, 75-oil-feed tee junction, 76-oil return tee junction, 77-oil inlet pipe, 78-oil return pipe;
80-hydraulic support column, 81-boss, 90-fairlead, the little fairlead of 91-, the little fairlead spanner of 92-.
The specific embodiment
Below in conjunction with drawings and Examples, the present invention is further illustrated.
embodiment mono-:dismounting hydraulic support column fairlead;
Device for dismounting/assembling hydraulic support column fairlead under mine shown in Figure 1, consists of with control section execution work part, and its outstanding substantive distinguishing features is:
Described execution work partly comprises the hoop component 2 that is engaged on hydraulic support column 80, the ratchet assembly coordinating with the fairlead 90 that is threaded in hydraulic support column upper end, be located on hoop component and two pawl assemblies 4 that overlap power transmission opposite directions that 3, respectively with two hydraulic transmission parts of hydraulic transmission part of two power transmission opposite directions that are connected with control section are connected and coordinate with described ratchet assembly;
On described public anchor ear 20, be provided with anti-rotation member 26, this anti-rotation member coordinates with a boss 81 of described hydraulic support column 80; On described female anchor ear 21, be also provided with anti-rotation member 26, this anti-rotation member coordinates with another boss 81 of described hydraulic support column 80.Anti-rotation member has coordinated position-limiting action with boss, to prevent that hoop component from rotating (with this when the dismounting fairlead, the reaction torque that fairlead produces hoop component passes on hydraulic support column cylindrical, and the bottom of hydraulic support column and the base of hydraulic support are connected, cause reaction torque to be delivered on the base of hydraulic support).
Described control section is referring to Fig. 1, described control section comprises hydraulic control valve seat 70, be located at control stick 72 and fluid proportion plate 71 on hydraulic control valve seat, be located at pressure meter 73 and reversal valve 74 on fluid proportion plate, the oil inlet pipe 77 being communicated with reversal valve and oil return pipe 78, the oil-feed tee junction 75 being communicated with oil inlet pipe, the oil return tee junction 76 being communicated with oil return pipe, the two ends of described oil-feed tee junction 75 are communicated with the oil-in of described two hydraulic pressure hydraulic transmission parts 3 by oil inlet pipe respectively, the two ends of described oil return tee junction 76 are communicated with the oil return opening of described two hydraulic pressure hydraulic transmission parts 3 by oil return pipe respectively.Feed liquor on fluid proportion plate, return liquid interface and connect ore deposit mining face under mine hydraulic system, between fluid proportion plate and reversal valve, have hydraulic pressure port, by reversal valve handle forward, move backward, control piston bar emersion or regain respectively.Pressure meter is connected and is fixed on fluid proportion plate, to show the pressure in current hydraulic circuit.
Ratchet assembly is referring to Fig. 2, Fig. 3, Fig. 4 and Fig. 5, described ratchet assembly is comprised of ring-type ratchet 1 and the long fixture block 11 of multi-disc or the stub piece 12 that are located in its inner circle, the cylindrical of the inner circle of described ring-type ratchet 1 and fairlead 90 coordinates, and between is provided with long fixture block 11 or the stub piece 12 of multi-disc card.Dismounting during fairlead 90, is used ring-type ratchet 1 and stub piece 12, and stub piece coordinates with the groove on fairlead excircle on hydraulic support column, and moment of torsion is passed to fairlead.
Described hoop component is referring to Fig. 6, and hoop component 2 comprises that two anchor ears win 22 in succession; One end that anchor ear is won in succession is fixedly connected with public anchor ear 20, and one end that another piece anchor ear is won in succession is fixedly connected with female anchor ear 21, and described male anchor ear 20 and female anchor ear 21 coordinate with described hydraulic support column 80, and connect by threaded fastener; One side of winning in succession at two anchor ears is connected with respectively a circular arc guide strip 24, on circular arc guide strip, be provided with gathering sill 25, the circular arc of the anterior side of a described circular arc guide strip is fixedly connected with described male anchor ear, the circular arc of the anterior side of another piece circular arc guide strip is fixedly connected with described female anchor ear; On described two anchor ears are won in succession, being respectively equipped with hydraulic transmission part holder 5 and 6, two hydraulic transmission parts 3 of hydraulic transmission part holding frame is connected with a hydraulic transmission part holder 5 and a hydraulic transmission part holding frame 6 respectively.
At win in succession 22 opposite side of a described anchor ear, be provided with and be connected with bearing diagonal 23, win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is fixedly connected with described public anchor ear 20; The opposite side of winning in succession at described another piece anchor ear is provided with and is connected with bearing diagonal 23, and win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is connected with described female anchor ear solid 21 is fixed.
Described pawl assembly is referring to Fig. 7, and described pawl assembly 4 comprises ratchet 40, the adjusting bolt 41 with click-fit, the ratchet bearing 42 being connected with adjusting bolt lower end, the back tightening nut 43 coordinating with adjusting bolt upper end, is located at the torsionspring 44 between ratchet and adjusting bolt; Described back tightening nut 43 is provided with fastening bolt 45; Described in the bottom of described ratchet bearing 42, the force transfer end of hydraulic transmission part 3 is connected, and the lower end of described ratchet bearing 42 coordinates with the gathering sill 25 on described circular arc guide strip 24, and described ratchet 40 coordinates with the ratchet on described ring-type ratchet 1.The power that ratchet provides hydraulic transmission part passes to ring-type ratchet, then to fairlead, provides moment of torsion by ring-type ratchet, and the piston rod of hydraulic transmission part often stretches out and once promotes 30 ° of ring-type ratchet and fairlead rotations; Move back and forth reversal valve, fairlead is interrupted rotating in same direction, until be tightened or unscrew.Be rotated counterclockwise, dismantle fairlead, turn clockwise, fairlead is installed.Positive and negative each two of torsionspring, the twisting resistance that provides makes ratchet be close to the ratchet of ring-type ratchet, and while tearing fairlead open, bolt selects screw thread left-handed, and spring is selected right-spiral; During dress fairlead, bolt thread is selected dextrorotation, and spring is selected left-handed.
Described hydraulic transmission part is referring to Fig. 8, piston 34, one end that this hydraulic transmission part 3 comprises cylinder body 30, the cylinder seat 31 being fixedly connected with cylinder body one end, coordinate cylinder sleeve 32 with cylinder body other end inwall, be located in cylinder body are connected the piston rod 33 that the other end passes cylinder sleeve and stretches out cylinder body with piston, also comprise the oil-in 35 that is located on described cylinder body one end, be located at the oil-out 36 on described cylinder body the other end; Described oil-in is connected with one end of the oil-feed tee junction 75 of described control section by oil inlet pipe 77, and described oil-out is connected with one end of the oil return tee junction 76 of described control section by oil return pipe 78; Described piston rod 33 is connected with the ratchet bearing 42 of described pawl assembly, and described cylinder seat 31 is hinged with the upper end of described hydraulic transmission part holder 5.
Described hydraulic transmission part holding frame is referring to Fig. 9 and Figure 10, this hydraulic transmission part holding frame 6 comprise lower end be fixedly connected on described anchor ear win in succession V-shape base 60 on 22, be located at one end, V-shape base top the first pillar 61, be located at the inverted V-shaped crossbeam 63 that the second pillar 62, one end are hinged with the upper end of described the first pillar, the other end is connected with the upper end of described the second pillar by wing nut 64 of the V-shape base top other end, described hydraulic transmission part 3 horizontally sets, its cylinder body 30 is clamped between described V-shape base and inverted V-shaped crossbeam.
embodiment bis-:assembling hydraulic support column fairlead;
Referring to Figure 11, this figure is the schematic diagram that the present invention assembles fairlead, and its operating process is identical with embodiment mono-.
embodiment tri-:dismantle little fairlead;
Referring to Figure 12, while dismantling little fairlead 91, use ring-type ratchet 1 and long fixture block 11, outside little fairlead, surface cover has little fairlead spanner 92(sleeve), long fixture block coordinates with the groove of little fairlead spanner 92 excircles, little fairlead spanner coordinates with little fairlead, thereby moment of torsion is passed to little fairlead spanner 92 by ring-type ratchet, then passes to little fairlead.
embodiment tetra-:assemble little fairlead;
Referring to Figure 13, this figure is the schematic diagram that the present invention assembles little fairlead, and its operating process is identical with embodiment tri-.
The present invention mainly contains following innovation:
(1) can under ore deposit, dismantle assembling hydraulic package guide sleeve of stand column, than market, existing to tear cylinder dress cylinder apparatus open easy to be light and handy, column need not be transported to aboveground dismounting from down-hole;
(2) execution work of this device part and control section, adopt longer flexible pipe to connect, and working portion is designed to separate type, is convenient to a dead lift and installs;
(3) hydraulic system power source is used hydraulic power source on the mining face under mine of ore deposit, and providing of power source has been provided.
Above-mentioned specific embodiment is not the restriction to protection domain, and obviously, those skilled in the art can carry out various changes and distortion and not depart from the technical scheme of substantive distinguishing features of the present invention the present invention, is all to belong to protection scope of the present invention.

Claims (7)

1. for dismantling/assemble the device of hydraulic support column fairlead under mine, by execution work part, formed with control section, it is characterized in that: described execution work partly comprises the hoop component (2) being engaged on hydraulic support column (80), the ratchet assembly coordinating with the fairlead (90) that is threaded in hydraulic support column upper end, the hydraulic transmission part (3) of two power transmission opposite directions that are located on hoop component and are connected with control section, respectively with two hydraulic transmission parts are connected and the pawl assembly (4) of the two cover power transmission opposite directions that coordinate with described ratchet assembly,
Described ratchet assembly is comprised of ring-type ratchet (1) and the long fixture block of multi-disc (11) or the stub piece (12) that are located in its inner circle, and the inner circle of described ring-type ratchet and the cylindrical of fairlead coordinate, and between is provided with long fixture block or the stub piece of multi-disc card;
Described hoop component (2) comprises two anchor ears win in succession (22); One end that anchor ear is won in succession is fixedly connected with public anchor ear (20), one end that another piece anchor ear is won in succession is fixedly connected with female anchor ear (21), described male anchor ear (20) and female anchor ear (21) coordinate with described hydraulic support column (80), and connect by threaded fastener; One side of winning in succession at two anchor ears is connected with respectively a circular arc guide strip (24), on circular arc guide strip, be provided with gathering sill (25), the circular arc of the anterior side of a described circular arc guide strip is fixedly connected with described male anchor ear, the circular arc of the anterior side of another piece circular arc guide strip is fixedly connected with described female anchor ear; On described two anchor ears are won in succession, be respectively equipped with hydraulic transmission part holder (5) and hydraulic transmission part holding frame (6), two hydraulic transmission parts are connected with a hydraulic transmission part holder (5) and a hydraulic transmission part holding frame (6) respectively.
2. according to claim 1 for dismantling/assemble the device of hydraulic support column fairlead under mine, it is characterized in that: described control section comprises hydraulic control valve seat (70), be located at control stick (72) and fluid proportion plate (71) on hydraulic control valve seat, be located at pressure meter (73) and reversal valve (74) on fluid proportion plate, the oil inlet pipe being communicated with reversal valve (77) and oil return pipe (78), the oil-feed tee junction (75) being communicated with oil inlet pipe, the oil return tee junction (76) being communicated with oil return pipe, the two ends of described oil-feed tee junction (75) are communicated with the oil-in of described two hydraulic transmission parts (3) by oil inlet pipe respectively, the two ends of described oil return tee junction (76) are communicated with the oil return opening of described two hydraulic transmission parts (3) by oil return pipe respectively.
3. the device for dismounting/assembling hydraulic support column fairlead under mine according to claim 1 and 2, is characterized in that: described pawl assembly (4) comprises ratchet (40), the adjusting bolt (41) with click-fit, the ratchet bearing (42) being connected with adjusting bolt lower end, the back tightening nut (43) coordinating with adjusting bolt upper end, is located at the torsionspring (44) between ratchet and adjusting bolt; Described in the bottom of described ratchet bearing (42), the force transfer end of hydraulic transmission part (3) is connected, the lower end of described ratchet bearing (42) coordinates with the gathering sill (25) on described circular arc guide strip (24), and described ratchet (40) coordinates with the ratchet on described ring-type ratchet (1).
4. according to claim 1 and 2 for dismantling/assemble the device of hydraulic support column fairlead under mine, it is characterized in that: on described public anchor ear (20), be provided with anti-rotation member (26), this anti-rotation member coordinates with a boss (81) of described hydraulic support column (80); On described female anchor ear (21), be also provided with anti-rotation member (26), this anti-rotation member coordinates with another boss (81) of described hydraulic support column (80).
5. according to claim 1 and 2 for dismantling/assemble the device of hydraulic support column fairlead under mine, it is characterized in that: at win in succession the opposite side of (22) of a described anchor ear, be provided with and be connected with bearing diagonal (23), win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is fixedly connected with described public anchor ear (20); The opposite side of winning in succession at described another piece anchor ear is provided with and is connected with bearing diagonal (23), and win in succession with described anchor ear and be fixedly connected with in one end of this bearing diagonal, the other end is connected with described female anchor ear solid (21) is fixed..
6. according to claim 1 and 2 for dismantling/assemble the device of hydraulic support column fairlead under mine, it is characterized in that: the cylinder seat (31) that described hydraulic pressure hydraulic transmission part (3) comprises cylinder body (30), be fixedly connected with cylinder body one end, coordinate cylinder sleeve (32) with cylinder body other end inwall, piston (34), one end of being located in cylinder body be connected the piston rod (33) that the other end passes cylinder sleeve and stretches out cylinder body with piston, also comprise the oil-in (35) that is located on described cylinder body one end, be located at the oil-out (36) on described cylinder body the other end; Described oil-in is connected with one end of the oil-feed tee junction (75) of described control section by oil inlet pipe (77), and described oil-out is connected with one end of the oil return tee junction (76) of described control section by oil return pipe (78); Described piston rod (33) is connected with the bottom of the ratchet bearing (41) of described pawl assembly, and described cylinder seat (31) is hinged with the upper end of described hydraulic transmission part holder (5).
7. according to claim 1 and 2 for dismantling/assemble the device of hydraulic support column fairlead under mine, it is characterized in that: described hydraulic transmission part holding frame (6) comprises that lower end is fixedly connected on the V-shape base (60) that described anchor ear is won in succession on (22), be located at first pillar (61) of one end, V-shape base top, be located at second pillar (62) of the V-shape base top other end, the upper end of one end and described the first pillar is hinged, the inverted V-shaped crossbeam (63) that the other end is connected with the upper end of described the second pillar by wing nut (64), described hydraulic pressure hydraulic transmission part (3) horizontally set, its cylinder body (30) is clamped between described V-shape base and inverted V-shaped crossbeam.
CN201410266435.0A 2014-06-16 2014-06-16 For dismantling/assembling the device of hydraulic support column fairlead under mine Expired - Fee Related CN104005780B (en)

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CN106246854A (en) * 2016-08-24 2016-12-21 四川科路控制工程有限公司 Bidirectional ratchet hydraulic actuator and testing device of safety valve
CN108425693A (en) * 2018-02-28 2018-08-21 中国矿业大学 A kind of continuous setting prop pre-tightening apparatus of mechanical constant-resistance individual prop and method

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CN103470283A (en) * 2013-08-26 2013-12-25 焦作欣扬程煤矿设备有限公司 Novel upright assembling and disassembling device for upright columns of hydraulic support
CN203879520U (en) * 2014-06-16 2014-10-15 重庆大江工业有限责任公司 Device used for disassembling or assembling hydraulic support stand column guide sleeve underground

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CN202731950U (en) * 2012-06-07 2013-02-13 山西沁新能源集团股份有限公司 Large-scale multifunctional separating-installing machine
CN103470283A (en) * 2013-08-26 2013-12-25 焦作欣扬程煤矿设备有限公司 Novel upright assembling and disassembling device for upright columns of hydraulic support
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CN108425693A (en) * 2018-02-28 2018-08-21 中国矿业大学 A kind of continuous setting prop pre-tightening apparatus of mechanical constant-resistance individual prop and method
CN108425693B (en) * 2018-02-28 2019-05-17 中国矿业大学 A kind of continuous setting prop pre-tightening apparatus of mechanical constant-resistance individual prop and method

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