CN110593946B - Crawler-type buttress-type advanced hydraulic support carrying device - Google Patents
Crawler-type buttress-type advanced hydraulic support carrying device Download PDFInfo
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- CN110593946B CN110593946B CN201911043844.3A CN201911043844A CN110593946B CN 110593946 B CN110593946 B CN 110593946B CN 201911043844 A CN201911043844 A CN 201911043844A CN 110593946 B CN110593946 B CN 110593946B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
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- E21F13/008—Equipment transport systems for mine roof support units for step-by-step movement
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Abstract
The invention discloses a crawler-type buttress type advanced hydraulic support carrying device, which comprises a crawler carrier, wherein the crawler carrier comprises a frame, and supporting top and bottom oil cylinders are symmetrically arranged at four corners of the frame; the middle part of the top surface of the frame is provided with a bidirectional lateral movement lifting device, vertical left and right support columns are symmetrically fixed at the left and right sides of the middle part of a connecting seat of the bidirectional lateral movement lifting device, a support column cross beam is fixed between the top ends of the left and right support columns, the left and right support columns and the support column cross beam form a middle support frame, front and rear support frames are symmetrically arranged on the right front side and the right rear side of the middle support frame, a front scissors telescopic part is arranged between the middle and front support frames, and a rear scissors telescopic part is arranged between the middle and rear support frames; the left end and the right end of the front supporting frame are symmetrically provided with front left and front right vertical lifting components; the left and right ends of the rear supporting frame are symmetrically provided with rear left and rear right vertical lifting components. The invention can reduce the labor intensity in the process of moving the stacked advanced hydraulic support and improve the efficiency of moving the support and the safety of the process of moving the support.
Description
Technical Field
The invention belongs to the field of transportation of mining machinery, and particularly relates to a crawler-type stacking type advanced hydraulic support carrying device.
Background
According to the regulations of the safety regulations of coal mines, supporting must be reinforced within the range of 20m at the joint of all safety outlets of the coal face and the roadway; the comprehensive mechanized coal mining face has a roadway height in the range not lower than 1.8m. However, with the increase of the burial depth of the working face and the deterioration of the conditions, the effective section size of the roadway cannot be ensured by the advanced support within 20m, and the current distance of the advanced support is more than 100 m.
At present, a pile-type advanced hydraulic support is adopted to become an important mode of advanced support of two lanes of a fully-mechanized mining face. The support is characterized in that roadway support is adopted, no connection exists between the supports, the support can be installed according to the actual situation on site, the support is convenient and flexible, and repeated support of the supports to the top plate can be effectively reduced.
The pile-type advanced hydraulic support exists in a single group, and when the support is installed, the support is transported to a position where a roadway needs to be supported by a track flat car, and the support is symmetrically arranged on the front side and the rear side of the roadway, and one group is arranged on the front side and the rear side of the roadway respectively; when the frame is moved, the brackets at the front side and the rear side of the roadway are required to be moved to a transport rail flat car in the middle of the roadway, and then transported to the next position where the roadway is required to be supported by the rail flat car for alternate use. In the whole process, the hand chain hoist can be adopted manually, the pile type advanced hydraulic support can be moved by a shoulder carrying hanging mode, one frame can be moved at a time, the efficiency is low, the labor intensity is high, the safety is poor, and the production requirement of a high-yield and high-efficiency mine cannot be met.
Disclosure of Invention
The invention provides a crawler-type pile-type advanced hydraulic support carrying device which can meet the requirements of high heat, high humidity, high dust, explosion prevention and the like in a coal mine, is suitable for carrying operation of pile-type advanced hydraulic supports in a roadway of a fully mechanized mining face, can reduce the labor intensity in the pile-type advanced hydraulic support moving process, and improves the frame moving efficiency and the safety in the frame moving process.
In order to solve the technical problems, the invention adopts the following technical scheme:
The crawler-type buttress type advanced hydraulic support carrying device comprises a crawler carrier, wherein the crawler carrier comprises a frame with a horizontal top surface, front and rear crawler chassis are symmetrically arranged at the front and rear parts of the frame, supporting bottom oil cylinders are symmetrically arranged at four corners of the frame and comprise oil cylinders which are vertical and fixedly connected with the frame, the upper part and the lower part of each oil cylinder are respectively connected with a vertical supporting top and a supporting bottom piston rod, the crawler carrier also comprises a hydraulic motor, an electric motor, an oil pump, an oil tank, a hydraulic control one-way valve, a hydraulic control two-way lock, a manual reversing valve, an explosion-proof electromagnetic starter, a mining explosion-proof lighting lamp, a mining leakage protection device and a manual hydraulic control system, and the horizontal distance between the front and rear ends of the frame is smaller than the horizontal distance between the inner sides of corresponding buttress type advanced hydraulic supports at the front and rear sides in a roadway, so that the crawler carrier walks between the front and rear buttress type advanced hydraulic supports in the roadway; the middle part of the top surface of the frame is provided with a bidirectional side shifting lifting device, the bidirectional side shifting lifting device comprises a connecting seat fixedly connected with the middle part of the top surface of the frame, vertical left and right support columns are symmetrically fixed at the left and right sides of the middle part of the connecting seat, support column cross beams are fixed between the top ends of the left and right support columns, the left and right support columns and the support column cross beams form a middle support frame, front and rear support frames are symmetrically arranged on the front side and the front and rear side of the middle support frame, front and rear scissors telescopic parts which are telescopic along the front and rear are arranged between the middle and rear support frames, and front and rear scissors telescopic parts are symmetrically arranged along the front and rear and reversely telescopic; the front left vertical lifting component comprises a front right lower clamping arm, a front right upper clamping arm and a front right lifting jack, wherein the front left lower clamping arm is fixedly connected with the lower part of the left end of the front support frame and is horizontal; the left end and the right end of the rear supporting frame are symmetrically provided with a rear left vertical lifting part and a rear right vertical lifting part, the rear left vertical lifting part comprises a rear left lower clamping arm, a rear left upper clamping arm and a rear left lifting jack, the rear right vertical lifting part comprises a rear right lower clamping arm, a rear right upper clamping arm and a rear right lifting jack, the rear left upper clamping arm and the rear right upper clamping arm lift simultaneously and lift up and down uniformly, the rear left upper clamping arm and the rear right upper clamping arm are jointly used for clamping and carrying a stack-type advanced hydraulic support of a rear row in a roadway, and the front left upper clamping arm and the rear left upper clamping arm lift simultaneously and lift up and down uniformly.
Further, the connecting seat is I-shaped, and the connecting seat comprises a left connecting plate and a right connecting plate which are symmetrical left and right and are horizontally arranged along the front-back direction, a middle connecting plate which is horizontally arranged along the left-right direction is integrally connected between the middle parts of the left connecting plate and the right connecting plate, the left supporting column and the right supporting column are respectively fixed at the left part and the right part of the middle connecting plate, and a horizontal middle cross beam is fixed between the middle parts of the left supporting column and the right supporting column.
Further, the top surface of the middle connecting plate is symmetrically fixed with a middle left ear plate part and a middle right ear plate part between the left support column and the right support column, the middle left ear plate part comprises a first ear plate and a second ear plate which are vertical, are symmetrically arranged left and right and are arranged along the front and rear directions, and the middle right ear plate part comprises a third ear plate and a fourth ear plate;
The front scissors telescopic component comprises a first connecting rod and a second connecting rod which are bilaterally symmetrical and incline along the front upper direction, the rear bottom of the first connecting rod is positioned at the front part between the first ear plate and the second ear plate, the rear bottom of the first connecting rod is rotationally connected with the first ear plate and the second ear plate through a rotating shaft, the rear bottom of the second connecting rod is positioned at the front part between the third ear plate and the fourth ear plate, the rear bottom of the second connecting rod is rotationally connected with the third ear plate and the fourth ear plate through a rotating shaft, the front supporting frame comprises a horizontal front supporting bottom plate, the front supporting bottom plate is positioned above the top surface of the frame, the vertical height between the bottom surface of the front supporting bottom plate and the top surface of the frame is kept unchanged, the left end and the right end of the front supporting bottom plate are symmetrically fixed with vertical front left supporting upright post and front right supporting upright post, the horizontal front cross beam is fixed between the top ends of the front left supporting bottom plate and the front right supporting upright post and the front left ear plate component and the front right ear plate component are symmetrically fixed between the front left supporting upright post and the front right ear plate, the front left ear plate part comprises fifth and sixth ear plates which are vertical, bilaterally symmetrical and are all arranged along the front-rear direction, the front right ear plate part comprises seventh and eighth ear plates, the left side of the front top of the first connecting rod is connected with a third connecting rod which is inclined forwards and downwards through a rotating shaft, the right side of the front top of the second connecting rod is connected with a fourth connecting rod which is inclined forwards and downwards through a rotating shaft, the front bottom of the third connecting rod is positioned between the fifth and sixth ear plates, the front bottom of the third connecting rod is rotationally connected with the fifth and sixth ear plates through a rotating shaft, the front bottom of the fourth connecting rod is positioned between the seventh and eighth ear plates, the front bottom of the fourth connecting rod is rotationally connected with the seventh and eighth ear plates through a rotating shaft, the left side of the middle part of the first connecting rod is connected with the middle part of the fifth connecting rod which is inclined backwards and upwards through a rotating shaft, the rear top of the fifth connecting rod slides up and down along the upper front part of the right side surface of the left support column through a horizontal sliding rod, the right side of the middle part of the second connecting rod is connected with the middle part of a sixth connecting rod which inclines backwards and upwards through a rotating shaft, the rear top of the sixth connecting rod slides up and down along the upper front part of the left side surface of the right supporting column through a horizontal sliding rod, the right side of the middle part of the third connecting rod is connected with the middle part of a seventh connecting rod which inclines forwards and upwards through a rotating shaft, the front top of the seventh connecting rod slides up and down along the upper part of the right side surface of the front left supporting column through a rotating shaft, the front top of the eighth connecting rod slides up and down along the upper part of the left side surface of the front right supporting column through a horizontal sliding rod, the bottoms of the fifth connecting rod and the seventh connecting rod are connected through rotating shafts, and horizontal cross rods are fixedly connected between the upper parts of the first connecting rod and the second connecting rod, between the third connecting rod and the lower part of the fourth connecting rod, between the fifth connecting rod and the upper part of the sixth connecting rod, and between the seventh connecting rod and the lower part of the eighth connecting rod respectively;
a horizontal lower connecting beam is fixed between the lower parts of the first connecting rod and the second connecting rod, a horizontal upper connecting beam is fixed between the upper parts of the seventh connecting rod and the eighth connecting rod, and front left and front right telescopic jacks inclining forwards and upwards are symmetrically fixed between the lower connecting beam and the upper connecting beam.
Further, the lower part of the front left supporting upright extends leftwards and forms a front left supporting platform, the rear part of the front left lower clamping arm is fixed on the front left supporting platform, the right rear part of the front left lower clamping arm is tightly attached to the left side surface of the front left supporting upright and fixedly connected with the front left upper clamping arm, the front and rear parts of the front left upper clamping arm are respectively and upwards fixedly provided with a front clamping seat, the top end of a cylinder body of the front left lifting jack is fixedly connected with the bottom surface of the front left upper clamping arm, a first through hole for the lower part of a piston rod of the front left lifting jack to pass through is formed in the front left supporting platform, a second groove corresponding to the first through hole and with an upward opening is formed in the front left supporting platform, the lower end of the piston rod of the front left lifting jack passes through the first through hole and is positioned in the second groove, the lower end of the piston rod of the front left lifting jack is fixedly connected with the bottom surface of the second groove, the right side surface of the cylinder body of the front left lifting jack is fixedly provided with a front left sliding block, the left sliding block is arranged on the left side surface of the front left supporting upright and is matched with the front left sliding block, and the front left sliding block is slidingly connected in the front left sliding block.
Compared with the prior art, the invention has the beneficial effects that:
The handling device can meet the requirements of underground high heat, high humidity, high dust, explosion prevention and the like of a coal mine, is suitable for handling the buttress type advanced hydraulic support in a roadway of a fully mechanized mining face, utilizes the front scissor telescopic part, the front left vertical lifting part, the front right vertical lifting part, the rear scissor telescopic part, the rear left vertical lifting part and the rear right vertical lifting part, can quickly move two buttress type advanced hydraulic supports which are symmetrically arranged on the front side and the rear side in the roadway to the handling device at one time, moves the two buttress type advanced hydraulic supports to the supporting position of the next position of the roadway after clamping and fixing, and utilizes the front scissor telescopic part, the front left vertical lifting part, the front right vertical lifting part, the rear scissor telescopic part, the rear left vertical lifting part and the rear right vertical lifting part to quickly move the two buttress type advanced hydraulic supports away from the handling device and put the supporting positions on the front side and the rear side of the roadway, thereby reducing the labor intensity in the buttress type advanced hydraulic support moving process and improving the safety of the buttress type advanced hydraulic support moving process.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 in another direction;
FIG. 3 is a schematic view of the structure of FIG. 1 in yet another direction;
FIG. 4 is a schematic front view of the handling device in a moving state, wherein the front and rear scissor telescopic members are extended and the upper clamping arms are lifted upwards;
FIG. 5 is a schematic left-hand view of FIG. 4;
FIG. 6 is a schematic front view of the transporting device in a state of moving, wherein the front and rear scissors telescoping members are extended and the upper clamping arms are retracted downward;
FIG. 7 is a left side schematic view of FIG. 6;
FIG. 8 is a schematic diagram showing the front view of the transporting device in a transport state (the front and rear scissors telescopic members are retracted, and the upper clamping arms are retracted downward);
FIG. 9 is a schematic left-hand view of FIG. 8;
fig. 10 is a schematic top view of a transportation scheme of the transporting device in a roadway.
Description of the drawings: 1. the crawler carrier, 2, the frame, 3, the front crawler chassis, 4, the propping bottom cylinder, 5, the cylinder body, 6, the propping piston rod, 7, the bottom piston rod, 8, the left support column, 9, the right support column, 10, the support column beam, 11, the front support frame, 12, the back support frame, 13, the front left lower clamping arm, 14, the front left upper clamping arm, 15, the front left lifting jack, 16, the front right lower clamping arm, 17, the front right upper clamping arm, 18, the front right lifting jack, 19, the back left upper clamping arm, 20, the back left lifting jack, 21, the back right upper clamping arm, 22, the back right lifting jack, 23, the left connecting plate, 24, the right connecting plate, 25, the middle connecting plate, 26 and the middle cross beam, 27, a first connecting rod, 28, a second connecting rod, 29, a front supporting bottom plate, 30, a front left supporting upright, 31, a front right supporting upright, 32, a front cross beam, 33, a fifth lug plate, 34, a sixth lug plate, 35, a seventh lug plate, 36, an eighth lug plate, 37, a third connecting rod, 38, a fourth connecting rod, 39, a fifth connecting rod, 40, a sixth connecting rod, 41, a seventh connecting rod, 42, an eighth connecting rod, 43, a cross rod, 44, a lower connecting beam, 45, an upper connecting beam, 46, a front left telescopic jack, 47, a front right telescopic jack, 48, a front left supporting platform, 49, a front clamping seat, 50, a rear clamping seat, 51, a front left sliding block, 52, a stack type advanced hydraulic support, 53 and a roadway.
Detailed Description
As shown in fig. 1, 2 and 3, a crawler-type buttress type advanced hydraulic support carrying device comprises a crawler carrier 1, wherein the crawler carrier 1 comprises a frame 2 with a horizontal top surface, a front crawler chassis 3 and a rear crawler chassis are symmetrically arranged at the front and rear parts of the frame 2, supporting bottom supporting oil cylinders 4 are symmetrically arranged at four corners of the frame 2, the supporting bottom supporting oil cylinders 4 comprise oil cylinder bodies 5 which are vertical and fixedly connected with the frame 2, the upper and lower parts of the oil cylinder bodies 5 are respectively connected with a vertical supporting top piston rod 6 and a supporting bottom piston rod 7, the crawler carrier 1 also comprises a hydraulic motor, an electric motor, an oil pump, an oil tank, a hydraulic control one-way valve, a hydraulic control two-way lock, a manual reversing valve, an explosion-proof electromagnetic starter, a mining explosion-proof lighting lamp, a mining leakage protection device and a manual hydraulic control system, and the horizontal spacing between the front and rear ends of the frame 2 is smaller than the horizontal spacing between the inner sides of corresponding buttress type advanced hydraulic supports 52 at the front and rear sides in a roadway 53, so that the crawler carrier 1 walks between the front and rear buttress type advanced hydraulic supports 52 in the roadway 53; the middle part of the top surface of the frame 2 is provided with a bidirectional lateral movement lifting device, the bidirectional lateral movement lifting device comprises a connecting seat fixedly connected with the middle part of the top surface of the frame 2, vertical left support columns 8 and right support columns 9 are symmetrically fixed at the left and right sides of the middle part of the connecting seat, support column cross beams 10 are fixed between the top ends of the left support columns 8 and the right support columns 9, a middle support frame is formed by the left support columns 8, the right support columns 9 and the support column cross beams 10, front support frames 11 and rear support frames 12 are symmetrically arranged at the front side and the front rear side of the middle support frame, front scissor telescopic components which are telescopic along the front and rear are arranged between the middle support frame and the front support frames 11, rear scissor telescopic components which are telescopic along the front and rear are symmetrically arranged between the middle support frame and the rear support frames 12 and are telescopic reversely; the left end and the right end of the front supporting frame 11 are symmetrically provided with a front left vertical lifting component and a front right vertical lifting component, the front left vertical lifting component comprises a front left lower clamping arm 13 which is fixedly connected with the lower part of the left end of the front supporting frame 11 and is horizontal, a horizontal front left upper clamping arm 14 is arranged right above the front left lower clamping arm 13, a front left lifting jack 15 is arranged between the front left lower clamping arm 13 and the front left upper clamping arm 14, the front left upper clamping arm 14 is driven by the front left lifting jack 15 to lift up and down relative to the front left lower clamping arm 13, the front right vertical lifting component comprises a front right lower clamping arm 16, a front right upper clamping arm 17 and a front right lifting jack 18, the front left upper clamping arm 14 and the front right upper clamping arm 17 lift up and down simultaneously, and the lifting amplitude is consistent, and the front left upper clamping arm 14 and the front right upper clamping arm 17 are jointly used for clamping and transporting a front row of stack hydraulic support 52 in a roadway 53; the left and right ends of the back support frame 12 are symmetrically provided with a back left vertical lifting component and a back right vertical lifting component, the back left vertical lifting component comprises a back left lower clamping arm, a back left upper clamping arm 19 and a back left lifting jack 20, the back right vertical lifting component comprises a back right lower clamping arm, a back right upper clamping arm 21 and a back right lifting jack 22, the back left upper clamping arm 19 and the back right upper clamping arm 21 are lifted simultaneously and have the same lifting amplitude, and the back left upper clamping arm 19 and the back right upper clamping arm 21 are jointly used for clamping and carrying a stack-type advanced hydraulic support 52 of a back row in a roadway 53, and the front left upper clamping arm 14 and the back left upper clamping arm 19 are lifted simultaneously and have the same lifting amplitude.
The connecting seat is I-shaped, and comprises a left connecting plate 23 and a right connecting plate 24 which are symmetrical left and right and are horizontally arranged along the front-back direction, a middle connecting plate 25 which is horizontally arranged along the left-right direction is integrally connected between the middle parts of the left connecting plate 23 and the right connecting plate 24, a left support column 8 and a right support column 9 are respectively fixed at the left part and the right part of the middle connecting plate 25, and a horizontal middle cross beam 26 is fixed between the middle parts of the left support column 8 and the right support column 9.
Wherein,
The top surface of the middle connecting plate 25 is symmetrically fixed with a middle left ear plate part and a middle right ear plate part between the left support column 8 and the right support column 9, the middle left ear plate part comprises a first ear plate and a second ear plate which are vertical, are symmetrically arranged left and right and are all arranged along the front and rear direction, and the middle right ear plate part comprises a third ear plate and a fourth ear plate;
The front scissors telescopic part comprises a first connecting rod 27 and a second connecting rod 28 which are symmetrical left and right and incline along the front upper direction, the rear bottom of the first connecting rod 27 is positioned at the front part between a first ear plate and a second ear plate, the rear bottom of the first connecting rod 27 is rotationally connected with the first ear plate and the second ear plate through a rotating shaft, the rear bottom of the second connecting rod 28 is positioned at the front part between a third ear plate and a fourth ear plate, the rear bottom of the second connecting rod 28 is rotationally connected with the third ear plate and the fourth ear plate through a rotating shaft, the front supporting frame 11 comprises a horizontal front supporting bottom plate 29, the front supporting bottom plate 29 is positioned above the top surface of the frame 2, the vertical height between the bottom surface of the front supporting bottom plate 29 and the top surface of the frame 2 is kept unchanged, a vertical front left supporting upright 30 and a front right supporting upright 31 are symmetrically fixed at the left end and the right end of the front supporting bottom plate 29, a horizontal front cross beam 32 is fixed between the top ends of the front left supporting upright 30 and the front right supporting upright 31, the top surface of the front supporting bottom plate 29 is symmetrically fixed with a front left ear plate part and a front right ear plate part between the front left supporting upright post 30 and the front right supporting upright post 31 in a left-right symmetry manner, the front left ear plate part comprises a fifth ear plate 33 and a sixth ear plate 34 which are vertically and symmetrically arranged in the front-back direction, the front right ear plate part comprises a seventh ear plate 35 and an eighth ear plate 36, the left side of the front top of the first connecting rod 27 is connected with a third connecting rod 37 which is inclined forwards and downwards through a rotating shaft, the right side of the front top of the second connecting rod 28 is connected with a fourth connecting rod 38 which is inclined forwards and downwards through a rotating shaft, the front bottom of the third connecting rod 37 is positioned between the fifth ear plate 33 and the sixth ear plate 34, the front bottom of the third connecting rod 37 is rotatably connected with the fifth ear plate 33 and the sixth ear plate 34 through the rotating shaft, the front bottom of the fourth connecting rod 38 is positioned between the seventh ear plate 35 and the eighth ear plate 36, the front bottom of the fourth connecting rod 38 is positioned between the seventh ear plate 35 and the seventh ear plate 35, the left side of the middle part of the first connecting rod 27 is connected with the middle part of a fifth connecting rod 39 inclining backwards and upwards through a rotating shaft, the rear top part of the fifth connecting rod 39 slides upwards and downwards along the upper front part of the right side surface of the left supporting column 8 through a horizontal sliding rod, the right side of the middle part of the second connecting rod 28 is connected with the middle part of a sixth connecting rod 40 inclining backwards and upwards through a rotating shaft, the rear top part of the sixth connecting rod 40 slides upwards and downwards along the upper front part of the left side surface of the right supporting column 9 through a horizontal sliding rod, the right side of the middle part of the third connecting rod 37 is connected with the middle part of a seventh connecting rod 41 inclining forwards and upwards through a rotating shaft, the front top part of the seventh connecting rod 41 is connected with the upper and lower front part of the right side surface of the front left supporting column 30 through a horizontal sliding rod, the left side part of the fourth connecting rod 38 is connected with the middle part of an eighth connecting rod 42 inclining forwards and upwards through a rotating shaft, the front top part of the eighth connecting rod 42 slides upwards and downwards along the upper part of the left side surface of the front right supporting column 31 through a horizontal sliding rod, the rotating shaft is rotationally connected between the bottoms of the fifth connecting rod 39 and the seventh connecting rod 41, the bottoms of the sixth connecting rod 40 and the eighth connecting rod 42 are rotationally connected with each other through a rotating shaft, and the upper part of the seventh connecting rod 41 is fixedly connected with the upper and lower connecting rod 43 between the upper parts of the fourth connecting rod 40 and the fifth connecting rod 41 and the seventh connecting rod 41 and the upper part and the seventh connecting rod 43;
a horizontal lower connecting beam 44 is fixed between the lower parts of the first connecting rod 27 and the second connecting rod 28, a horizontal upper connecting beam 45 is fixed between the upper parts of the seventh connecting rod 42 and the eighth connecting rod 42, and a front left telescopic jack 46 and a front right telescopic jack 47 which incline forward and upward are symmetrically fixed between the lower connecting beam 44 and the upper connecting beam 45.
The lower part of the front left supporting upright 30 extends leftwards to form a front left supporting platform 48, the rear part of the front left lower clamping arm 13 is fixed on the front left supporting platform 48, the right rear part of the front left lower clamping arm 13 is tightly attached to and fixedly connected with the left side surface of the front left supporting upright 30, a front clamping seat 49 and a rear clamping seat 50 are respectively and upwards fixedly arranged on the front right side surface of the top surface of the front left upper clamping arm 14, the top end of a cylinder body of the front left lifting jack 15 is fixedly connected with the bottom surface of the front left upper clamping arm 14, a first through hole for the lower part of a piston rod of the front left lifting jack 15 to pass through is arranged on the front left lower clamping arm 13, a second groove which corresponds to the first through hole and is upwards opened is formed in the front left supporting platform 48, the lower end of the piston rod of the front left lifting jack 15 passes through the first through hole and is positioned in the second groove, the lower end of the piston rod of the front left lifting jack 15 is fixedly connected with the bottom surface of the second groove, a front left sliding block 51 is fixedly arranged on the right side surface of the cylinder body of the front left lifting jack 15, a front left sliding block 51 is arranged on the left side surface of the front left supporting upright 30, a front left sliding chute is matched with the front left sliding block 51, and the front left sliding block 51 is slidingly connected in the front left sliding chute.
The working process comprises the following steps: as shown in fig. 4, 5, 6, 7, 8, 9 and 10, when the crawler 1 moves between two groups of pile-type advanced hydraulic supports 52 which are symmetrically arranged on the front and rear sides in the roadway 53, the crawler 1 stops moving, then starts each supporting and supporting bottom cylinder 4, makes the top end of the supporting piston rod 6 of each supporting and supporting bottom cylinder 4 prop against the inner top plate of the roadway 53, makes the bottom end of the supporting bottom piston rod 7 of each supporting and supporting bottom cylinder 4 prop against the inner bottom plate of the roadway 53, and simultaneously starts the front and rear scissor telescopic members to enable the front and rear scissor telescopic members to extend forwards and backwards respectively, and further enables the front supporting frame 11 to extend forwards under the driving of the front scissor telescopic members, the rear supporting frame 12 is stretched backwards under the drive of the rear scissor telescopic components, at this time, the front left upper clamping arm 14 and the front right upper clamping arm 17 are respectively positioned at the left and right parts below the top beam of the front side stack type advanced hydraulic support 52, the front left lower clamping arm 16 and the front right lower clamping arm 16 are respectively positioned at the left and right parts above the bottom beam of the front side stack type advanced hydraulic support 52, the rear left upper clamping arm 19 and the rear right upper clamping arm 21 are respectively positioned at the left and right parts below the top beam of the rear side stack type advanced hydraulic support 52, the rear left lower clamping arm and the rear right lower clamping arm are respectively positioned at the left and right parts above the bottom beam of the rear side stack type advanced hydraulic support 52, and then the front left lifting jack 22, the front right lifting jack 22, the rear left lifting jack 22 and the rear right lifting jack are simultaneously started, so that the front left upper clamping arm 14 is driven by the front left lifting jack 15 to lift upwards relative to the front left lower clamping arm 13, the front right upper clamping arm 17 is driven by the front right lifting jack 18 to lift upwards relative to the front right lower clamping arm 16, the rear left upper clamping arm 19 is driven by the rear left lifting jack 20 to lift upwards relative to the rear left lower clamping arm, and the rear right upper clamping arm 21 is driven by the rear right lifting jack 22 to lift upwards relative to the rear right lower clamping arm until the top surfaces of the front left upper clamping arm 14 and the front right upper clamping arm 17 are respectively contacted with the left part and the right part of the top beam bottom surface of the front side stack type advanced hydraulic support 52, and the top surfaces of the rear left upper clamping arm 19 and the rear right upper clamping arm 21 are respectively contacted with the left part of the top beam bottom surface of the rear side stack type advanced hydraulic support 52, The right part, the front clamping seat 49 and the rear clamping seat 50 of each upper clamping arm respectively clamp the corresponding position of the top beam of the corresponding stack type advanced hydraulic support 52, then simultaneously the front left upper clamping arm 14 is driven by the front left lifting jack 15 to drop downwards relative to the front left lower clamping arm 13, the front right upper clamping arm 17 is driven by the front right lifting jack 18 to drop downwards relative to the front right lower clamping arm 16, the rear left upper clamping arm 19 is driven by the rear left lifting jack 20 to drop downwards relative to the rear left lower clamping arm, the rear right upper clamping arm 21 is driven by the rear right lifting jack 22 to drop downwards relative to the rear right lower clamping arm, the front left, front right and rear left upper clamping arms 19, The front left, front right and rear left upper clamping arms 19 and the rear right upper clamping arms 21 are vertically contracted while the rear right upper clamping arms 21 descend downwards, the front and rear side stack type advanced hydraulic supports 52 are contracted in place after the front left, front right upper clamping arms 21 descend downwards, the bottom beam top surfaces of the front side stack type advanced hydraulic supports 52 are respectively clung to the bottom surfaces of the front left and front right lower clamping arms 16, the bottom beam top surfaces of the rear side stack type advanced hydraulic supports 52 are respectively clung to the bottom surfaces of the rear left and rear right lower clamping arms, then the front and rear scissors telescopic parts are respectively contracted backwards and forwards, and the front supporting frame 11 is further contracted backwards under the driving of the front scissors telescopic parts, the rear supporting frame 12 is contracted forwards under the drive of the rear scissor telescopic component, so that the front side pile type advancing hydraulic support 52 is contracted backwards along with the front supporting frame 11, and meanwhile, the rear side pile type advancing hydraulic support 52 is contracted forwards along with the rear supporting frame 12, so that the front side pile type advancing hydraulic support 52 and the rear side pile type advancing hydraulic support 52 are respectively positioned at the front part and the upper part of the rear part of the top surface of the frame 2, then the supporting piston rods 6 and the supporting bottom piston rods 7 of the supporting top supporting bottom cylinder 4 are respectively contracted, and the crawler carrier 1 is further moved rightwards along the roadway 53,
When the crawler 1 moves to the position to be supported next in the roadway 53, the crawler 1 stops moving, then starts the supporting bottom cylinders 4, enables the top ends of the supporting piston rods 6 of the supporting bottom cylinders 4 to prop against the inner top plate of the roadway 53, enables the bottom ends of the supporting bottom piston rods 7 of the supporting bottom cylinders 4 to prop against the inner bottom plate of the roadway 53, simultaneously starts the front and rear scissor telescopic components, enables the front and rear scissor telescopic components to extend forwards and backwards respectively, enables the front and rear stack type leading hydraulic supports 52 to extend vertically at the same time, enables the bottom beam bottoms of the front and rear stack type leading hydraulic supports 52 to be located on the front and rear bottom plates in the roadway 53 respectively, simultaneously starts the front left, front right, rear left and rear right lifting jacks 22, enables the front left and rear left upper clamping arms 19 and the rear right upper clamping arms 21 to prop upwards respectively, enables the top beams of the front and rear side stack type leading hydraulic supports 52 to cling to the inner top plates of the front and rear side surfaces of the roadway 53 respectively, enables the front and rear left upper clamping arms 19 and the rear upper clamping arms 21 to retract forwards and the left and rear side leading hydraulic supports to the left and the left upper clamping arms 21, enables the bottom beams of the front and rear side leading hydraulic supports 52 to retract to the front and rear side leading hydraulic supports to the left and the left upper clamping arms 4 to retract to the front and rear lifting jacks 4 respectively, and the left lifting jacks 4 to retract the front and rear lifting jacks 4 to the left and the left lifting jacks 4 respectively.
In the invention, the crawler 1 adopts the working principle of a conventional crawler in the prior art, four corners of a frame 2 of the crawler 1 are symmetrically provided with supporting bottom supporting oil cylinders 4, a hydraulic motor, a motor, an oil pump, an oil tank, a hydraulic control one-way valve, a hydraulic control two-way lock, a manual reversing valve, an explosion-proof electromagnetic starter, a mining explosion-proof illuminating lamp, a mining leakage protection device and a manual hydraulic control system which are arranged on the crawler 1 belong to the conventional technology in the prior art, a connecting seat of the two-way lateral movement lifting device is fixedly connected with the frame 2 through bolts, and the hydraulic control system of the two-way lateral movement lifting device and the hydraulic control system of the crawler 1 are independent and do not interfere with each other.
Claims (4)
1. The utility model provides a crawler-type buttress formula advance hydraulic support handling device which characterized in that: the crawler comprises a crawler body, wherein the crawler body comprises a frame with a horizontal top surface, front and rear crawler chassis are symmetrically arranged at the front and rear parts of the frame, supporting bottom supporting oil cylinders are symmetrically arranged at four corners of the frame, each supporting bottom supporting oil cylinder comprises an oil cylinder body which is vertical and fixedly connected with the frame, the upper part and the lower part of each oil cylinder body are respectively connected with a vertical supporting bottom and a supporting bottom piston rod, the crawler body also comprises a hydraulic motor, an electric motor, an oil pump, an oil tank, a hydraulic control one-way valve, a hydraulic control two-way lock, a manual reversing valve, an explosion-proof electromagnetic starter, a mining explosion-proof lighting lamp, a mining leakage protection device and a manual hydraulic control system, and the horizontal distance between the front and rear ends of the frame is smaller than the horizontal distance between the inner sides of corresponding pile-type advanced hydraulic supports at the front and rear sides in a roadway, so that the crawler body walks between the front pile-type advanced hydraulic supports and the rear pile-type advanced hydraulic supports in the roadway; the middle part of the top surface of the frame is provided with a bidirectional side shifting lifting device, the bidirectional side shifting lifting device comprises a connecting seat fixedly connected with the middle part of the top surface of the frame, vertical left and right support columns are symmetrically fixed at the left and right sides of the middle part of the connecting seat, support column cross beams are fixed between the top ends of the left and right support columns, the left and right support columns and the support column cross beams form a middle support frame, front and rear support frames are symmetrically arranged on the front side and the front and rear side of the middle support frame, front and rear scissors telescopic parts which are telescopic along the front and rear are arranged between the middle and rear support frames, and front and rear scissors telescopic parts are symmetrically arranged along the front and rear and reversely telescopic; the front left vertical lifting component comprises a front right lower clamping arm, a front right upper clamping arm and a front right lifting jack, wherein the front left lower clamping arm is fixedly connected with the lower part of the left end of the front support frame and is horizontal; the left end and the right end of the rear supporting frame are symmetrically provided with a rear left vertical lifting part and a rear right vertical lifting part, the rear left vertical lifting part comprises a rear left lower clamping arm, a rear left upper clamping arm and a rear left lifting jack, the rear right vertical lifting part comprises a rear right lower clamping arm, a rear right upper clamping arm and a rear right lifting jack, the rear left upper clamping arm and the rear right upper clamping arm lift simultaneously and lift up and down uniformly, the rear left upper clamping arm and the rear right upper clamping arm are jointly used for clamping and carrying a stack-type advanced hydraulic support of a rear row in a roadway, and the front left upper clamping arm and the rear left upper clamping arm lift simultaneously and lift up and down uniformly.
2. A track-mounted, stacked, advanced hydraulic support handling apparatus as claimed in claim 1, wherein: the connecting seat is "I-shaped", and the connecting seat includes left and right connecting plate, the bilateral symmetry and level and along the left and right connecting plate of fore-and-aft direction arrangement, and an organic whole has the well connecting plate of level and along the left and right direction arrangement between left and right connecting plate middle part, and left and right support column is fixed in well connecting plate left and right portion department respectively, is fixed with horizontal middle cross beam between left and right support column middle part.
3. A track-mounted, stacked, advanced hydraulic support handling apparatus as claimed in claim 2, wherein: the top surface of the middle connecting plate is symmetrically fixed with a middle left ear plate part and a middle right ear plate part between the left support column and the right support column, the middle left ear plate part comprises a first ear plate and a second ear plate which are vertical, are symmetrical left and right and are arranged along the front and rear directions, and the middle right ear plate part comprises a third ear plate and a fourth ear plate;
The front scissors telescopic component comprises a first connecting rod and a second connecting rod which are bilaterally symmetrical and incline along the front upper direction, the rear bottom of the first connecting rod is positioned at the front part between the first ear plate and the second ear plate, the rear bottom of the first connecting rod is rotationally connected with the first ear plate and the second ear plate through a rotating shaft, the rear bottom of the second connecting rod is positioned at the front part between the third ear plate and the fourth ear plate, the rear bottom of the second connecting rod is rotationally connected with the third ear plate and the fourth ear plate through a rotating shaft, the front supporting frame comprises a horizontal front supporting bottom plate, the front supporting bottom plate is positioned above the top surface of the frame, the vertical height between the bottom surface of the front supporting bottom plate and the top surface of the frame is kept unchanged, the left end and the right end of the front supporting bottom plate are symmetrically fixed with vertical front left supporting upright post and front right supporting upright post, the horizontal front cross beam is fixed between the top ends of the front left supporting bottom plate and the front right supporting upright post and the front left ear plate component and the front right ear plate component are symmetrically fixed between the front left supporting upright post and the front right ear plate, the front left ear plate part comprises fifth and sixth ear plates which are vertical, bilaterally symmetrical and are all arranged along the front-rear direction, the front right ear plate part comprises seventh and eighth ear plates, the left side of the front top of the first connecting rod is connected with a third connecting rod which is inclined forwards and downwards through a rotating shaft, the right side of the front top of the second connecting rod is connected with a fourth connecting rod which is inclined forwards and downwards through a rotating shaft, the front bottom of the third connecting rod is positioned between the fifth and sixth ear plates, the front bottom of the third connecting rod is rotationally connected with the fifth and sixth ear plates through a rotating shaft, the front bottom of the fourth connecting rod is positioned between the seventh and eighth ear plates, the front bottom of the fourth connecting rod is rotationally connected with the seventh and eighth ear plates through a rotating shaft, the left side of the middle part of the first connecting rod is connected with the middle part of the fifth connecting rod which is inclined backwards and upwards through a rotating shaft, the rear top of the fifth connecting rod slides up and down along the upper front part of the right side surface of the left support column through a horizontal sliding rod, the right side of the middle part of the second connecting rod is connected with the middle part of a sixth connecting rod which inclines backwards and upwards through a rotating shaft, the rear top of the sixth connecting rod slides up and down along the upper front part of the left side surface of the right supporting column through a horizontal sliding rod, the right side of the middle part of the third connecting rod is connected with the middle part of a seventh connecting rod which inclines forwards and upwards through a rotating shaft, the front top of the seventh connecting rod slides up and down along the upper part of the right side surface of the front left supporting column through a rotating shaft, the front top of the eighth connecting rod slides up and down along the upper part of the left side surface of the front right supporting column through a horizontal sliding rod, the bottoms of the fifth connecting rod and the seventh connecting rod are connected through rotating shafts, and horizontal cross rods are fixedly connected between the upper parts of the first connecting rod and the second connecting rod, between the third connecting rod and the lower part of the fourth connecting rod, between the fifth connecting rod and the upper part of the sixth connecting rod, and between the seventh connecting rod and the lower part of the eighth connecting rod respectively;
a horizontal lower connecting beam is fixed between the lower parts of the first connecting rod and the second connecting rod, a horizontal upper connecting beam is fixed between the upper parts of the seventh connecting rod and the eighth connecting rod, and front left and front right telescopic jacks inclining forwards and upwards are symmetrically fixed between the lower connecting beam and the upper connecting beam.
4. A track-mounted, stacked, advanced hydraulic support handling apparatus as claimed in claim 3, wherein: the lower part of the front left supporting upright post extends leftwards and forms a front left supporting platform, the rear part of the front left lower clamping arm is fixed on the front left supporting platform, the right rear part of the front left lower clamping arm is tightly attached to the left side surface of the front left supporting upright post and fixedly connected with the left side surface of the front left supporting upright post, a front clamping seat and a rear clamping seat are respectively and upwards fixedly arranged on the front top surface and the rear surface of the front left upper clamping arm, the top end of a cylinder body of the front left lifting jack is fixedly connected with the bottom surface of the front left upper clamping arm, a first through hole for the lower part of a piston rod of the front left lifting jack to pass through is arranged on the front left lower clamping arm, a second groove corresponding to the first through hole and provided with an upward opening is arranged on the front left supporting platform, the lower end of the piston rod of the front left lifting jack passes through the first through hole and is positioned in the second groove, the lower end of the piston rod of the front left lifting jack is fixedly connected with the bottom surface of the second groove, a front left sliding block is fixedly arranged on the right side surface of the cylinder body of the front left lifting jack, a front left sliding block is arranged on the left side surface of the front left supporting upright post and is matched with the front left sliding block, and the front left sliding block is slidingly connected in the front left sliding groove.
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| CN201911043844.3A CN110593946B (en) | 2019-10-30 | 2019-10-30 | Crawler-type buttress-type advanced hydraulic support carrying device |
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| CN201911043844.3A CN110593946B (en) | 2019-10-30 | 2019-10-30 | Crawler-type buttress-type advanced hydraulic support carrying device |
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| CN110593946B true CN110593946B (en) | 2024-05-31 |
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| CN113104775B (en) * | 2021-03-19 | 2022-07-26 | 中煤科工开采研究院有限公司 | Unit support carrier and using method |
| CN113236352B (en) * | 2021-06-09 | 2024-05-10 | 淮南舜立机械有限责任公司 | Crawler-type fixed pulling and moving device and pulling and moving method |
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