CN117108331A - Unit type hydraulic support - Google Patents
Unit type hydraulic support Download PDFInfo
- Publication number
- CN117108331A CN117108331A CN202311368659.8A CN202311368659A CN117108331A CN 117108331 A CN117108331 A CN 117108331A CN 202311368659 A CN202311368659 A CN 202311368659A CN 117108331 A CN117108331 A CN 117108331A
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- Prior art keywords
- seat
- bevel gear
- sleeve
- linkage
- rod
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- 230000005540 biological transmission Effects 0.000 claims description 26
- 230000008093 supporting effect Effects 0.000 claims description 15
- 230000002457 bidirectional effect Effects 0.000 claims description 12
- 230000006978 adaptation Effects 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 14
- 235000017491 Bambusa tulda Nutrition 0.000 description 14
- 241001330002 Bambuseae Species 0.000 description 14
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 14
- 239000011425 bamboo Substances 0.000 description 14
- 239000003245 coal Substances 0.000 description 9
- 239000011435 rock Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005065 mining Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
- E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
- E21D23/16—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The application relates to a unit type hydraulic support, which belongs to the technical field of tunnels and comprises an assembling unit, wherein a plurality of assembling units are arranged, a connecting structure for connecting the two assembling units is arranged between two adjacent assembling units, each assembling unit comprises two side seats and a middle seat, each side seat is arranged between the two side seats, a double-shaft hydraulic rod is arranged in each middle seat, two piston rods of the double-shaft hydraulic rod are fixedly connected with the two side seats respectively, two sides of each middle seat are connected with middle side blocks, the connecting structure comprises a connecting seat and a connecting block, each connecting seat is connected with the middle seat in each two assembling units, two sides of each connecting seat are respectively provided with a single-shaft hydraulic rod, each connecting block is fixedly connected with the end part of each piston rod of each single-shaft hydraulic rod, and two sides of each connecting block are respectively connected with connecting rods.
Description
Technical Field
The application relates to the technical field of tunnels, in particular to a unit type hydraulic support.
Background
With the gradual exhaustion of shallow coal resources, the development of coal resources is continuously going to the deep part of the earth, and the deep coal resource exploitation of kilometers deep wells gradually becomes a new normal state of coal resource development. However, when deep mining is performed under 1000 meters, a series of problems are caused by factors such as complex geological conditions, increased ground stress, aggravated coal rock mass fracture degree and the like of coal resource occurrence, dynamic disasters such as coal mine rock burst and the like are more serious, and a serious challenge is provided for deep coal resource mining.
The surrounding rock control of deep tunnel is one of the theoretical bottlenecks and key problems of deep mining, especially the surrounding rock control of rock burst tunnel. At present, a hydraulic support is often used for supporting the surrounding rock of the roadway, so that the deformation of the surrounding rock of the roadway can be effectively controlled.
The unit hydraulic supports are arranged independently and applied to advanced support of fully-mechanized coal mining working faces, the independent arrangement easily causes insufficient support strength, and the defect of increasing the possibility of accident occurrence exists.
Disclosure of Invention
In order to reduce the possibility of accidents, the application provides a unit hydraulic support.
The application provides a unit type hydraulic support which adopts the following technical scheme:
the utility model provides a unit formula hydraulic support, including assembling the unit, it is provided with a plurality ofly to assemble the unit, be provided with the connection structure who links to each other two between two adjacent units of assembling, it includes side seat and middle seat to assemble the unit, the side seat is provided with two, middle seat sets up between two side seats, install biax hydraulic stem in the middle seat, two piston rods of biax hydraulic stem respectively with two side seat fixed connection, the both sides of middle seat all are connected with the well side piece, connection structure includes connecting seat and connecting block, the connecting seat links to each other with the middle seat in two concatenation units, the unipolar hydraulic stem is all installed to the both sides of connecting seat, piston rod tip fixed connection of connecting block and unipolar hydraulic stem, the both sides of connecting block all are connected with the connecting rod, the one end that the connecting block was kept away from to the connecting rod links to each other with adjacent side seat.
Through adopting above-mentioned technical scheme, biax hydraulic stem starts and makes two side seats support tightly to the interior roof and the interior diapire in tunnel, and the curb plate supports tightly to the inside wall in tunnel simultaneously and supports, and the staff is connected the intermediate seat in two adjacent spliced units through the connecting seat this moment, then the staff starts unipolar hydraulic stem and makes the connecting block support tightly to the interior roof and the interior diapire in tunnel, and the staff is connected the side seat in two adjacent spliced units through the connecting rod simultaneously. Through above structure, increase support intensity, realize reducing the effect of accident occurrence probability.
Optionally, the cavity has been run through in the middle seat, be provided with the fixed pipe in the cavity, the fixed pipe is provided with two, two fixed pipes set up the both sides at the cavity relatively, the cover is equipped with the fixing base on the fixed pipe, rotate between fixed pipe and the fixing base and be connected, fixing base and middle seat fixed connection, fixed pipe internal thread connection has one-way lead screw, the one end that two one-way lead screws kept away from each other is connected with two well side pieces respectively, driving motor is installed to the lateral wall of middle seat one side, driving motor's output shaft stretches into in the cavity, driving motor's tip fixedly connected with drive bevel gear in the cavity, the tip fixedly connected with of fixed pipe is connected with the driven bevel gear of drive bevel gear meshing connection, be provided with in the cavity and make one-way lead screw be difficult for along with fixed pipe pivoted spacing subassembly.
Through adopting above-mentioned technical scheme, driving motor starts and makes the fixed pipe rotate through driving bevel gear and driven bevel gear to make one-way lead screw promote the direction that middle side piece kept away from the intermediate seat, the inside wall in tunnel is supported tightly with the middle side piece from this.
Optionally, spacing subassembly includes limiting plate and gag lever post, and the limiting plate sets up in the middle of two one-way lead screws, and limiting plate and middle seat fixed connection, the gag lever post has all been set firmly to the lateral wall of limiting plate both sides, and the smooth chamber that is used for the gag lever post to stretch into is seted up towards the lateral wall of limiting plate to one-way lead screw, and the stopper has set firmly to the inner wall of one-way lead screw in smooth chamber department, and the spacing groove with stopper slip adaptation has been seted up to the lateral wall of gag lever post.
Through adopting above-mentioned technical scheme, when one-way lead screw moves, one-way lead screw makes the stopper slide along the spacing groove to the gag lever post is spacing to one-way lead screw through the stopper, makes one-way lead screw be difficult for rotating along with the fixed pipe from this.
Optionally, the both sides of well side piece all are provided with the avris piece, have seted up the cavity in the well side piece, are provided with two-way lead screw in the cavity, and well side piece sets firmly the backup pad in the cavity, and two-way lead screw runs through the backup pad and rotates between the two and be connected, and two equal threaded connection in two ends of two-way lead screw has the sleeve pipe, and the sleeve pipe runs through well side piece and avris piece fixed connection, has set firmly the telescopic link between well side piece and the avris piece, is provided with the drive assembly who drives two-way lead screw pivoted between well side piece and the intermediate seat.
Through adopting above-mentioned technical scheme, drive assembly rotates through two-way lead screw and makes the sleeve pipe motion to the sleeve pipe makes the limit side piece keep away from the well side piece along the length direction of telescopic link, supports the tunnel inside wall through well side piece and limit side piece from this, has improved the supporting effect to the tunnel.
Optionally, drive assembly includes telescopic sleeve, main drive bevel gear and from drive bevel gear, telescopic sleeve's length is scalable, telescopic sleeve sets up between well side piece and middle seat, rotate between telescopic sleeve's one end and the middle seat and be connected, telescopic sleeve's the other end is rotated with well side piece and is connected, one end that middle seat was kept away from to the one-way lead screw runs through telescopic sleeve, rotate between one-way lead screw and the telescopic sleeve and be connected, main drive bevel gear is close to the tip fixed connection of well side piece with telescopic sleeve, from drive bevel gear and two-way lead screw fixed connection, and main drive bevel gear meshes with from drive bevel gear, be provided with the rotatory linkage subassembly of drive telescopic sleeve between telescopic sleeve and the driving motor.
By adopting the technical scheme, the linkage assembly enables the telescopic sleeve to rotate, and the telescopic sleeve enables the bidirectional screw rod to rotate through the main transmission bevel gear and the auxiliary transmission bevel gear; meanwhile, in the process that the middle side block is far away from the middle seat by the one-way screw rod, the length of the telescopic sleeve is prolonged by the one-way screw rod.
Optionally, the linkage subassembly includes drive sprocket, from the drive wheel, the linkage belt, drive linkage bevel gear and from linkage bevel gear, drive sprocket and driving motor are in the output shaft fixed connection of cavity department, one side that the fixing base deviates from driving motor is provided with the commentaries on classics roller, rotate between roller and the intermediate seat and be connected, from drive sprocket and commentaries on classics roller fixed connection, drive sprocket and from drive sprocket are walked around to the linkage belt, drive linkage bevel gear and commentaries on classics roller fixed connection, from linkage bevel gear and telescopic sleeve be close to the tip fixed connection of intermediate seat, and drive linkage bevel gear and from linkage bevel gear meshing.
Through adopting above-mentioned technical scheme, driving motor makes the linkage belt motion through the main linkage wheel, and the linkage belt moves from the linkage wheel and rotates, and from the linkage wheel makes main linkage bevel gear rotate through changeing the roller, and main linkage bevel gear makes telescopic sleeve rotate through from the linkage bevel gear, has realized the linkage subassembly and has driven telescopic sleeve pivoted effect.
Optionally, the telescopic sleeve includes a first side section of thick bamboo, a middle section of thick bamboo and a second side section of thick bamboo, a first spliced groove and a second spliced groove with first side section of thick bamboo and second side section of thick bamboo grafting adaptation are seted up respectively to the terminal surface at middle section of thick bamboo both ends, and first guide block has been set firmly to the lateral wall of a first side section of thick bamboo, and a first guide groove with first guide block slip adaptation is seted up to the inner wall of middle section of thick bamboo in first spliced groove department, and the second guide block has been set firmly to the lateral wall of a second side section of thick bamboo, and the second guide groove with second guide block slip adaptation is seted up to the inner wall of middle section of thick bamboo in second spliced groove department.
Through adopting above-mentioned technical scheme, in the in-process that one-way lead screw pushes away the middle side piece from the centre seat, when first limit section of thick bamboo and second limit section of thick bamboo slide along first spliced groove and second spliced groove respectively, first limit section of thick bamboo makes first guide block slide along first guide groove, and second limit section of thick bamboo makes second guide block slide along the second guide groove. Through above structure, the effect that telescopic tube length can increase has been realized.
Optionally, the connecting rod is kept away from between the one end of limit seat and the connecting block and articulates, and the one end cover that the connecting seat was kept away from to the connecting rod is equipped with first adapter sleeve, first adapter sleeve and connecting rod threaded connection, the connecting hole with first adapter sleeve grafting adaptation has been seted up towards the lateral wall of connecting block to the limit seat.
By adopting the technical scheme, when the support is not supported, the connecting rod can be rotated to a vertical state through the hinge joint of the connecting rod and the connecting block, so that the occupied area of the connecting structure is reduced; when supporting, the staff rotates the connecting rod to the horizontality, then rotates first adapter sleeve again until first adapter sleeve inserts the connecting hole to reinforcing the support intensity of side seat and connecting block.
Optionally, a supporting rod is arranged between the connecting seat and the two adjacent two middle seats, a first connecting groove and a second connecting groove which are in plug-in fit with the supporting rod are respectively formed in the side walls of the connecting seat and the two opposite middle seats, the supporting rod comprises a first assembling rod and a second assembling rod, and the first assembling rod is in threaded connection with the second assembling rod.
Through adopting above-mentioned technical scheme, the staff inserts first equipment pole in the first spread groove, then the rotatory second equipment pole of staff, until in inserting the second spread groove with the second equipment pole to strengthen the joint strength between connecting seat and the intermediate seat.
Optionally, a diagonal brace is arranged between the side block and the middle seat, one end of the diagonal brace is in threaded connection with a second connecting sleeve, the second connecting sleeve is connected with the middle seat, the other end of the diagonal brace is in threaded connection with a third connecting sleeve, and the third connecting sleeve is connected with the side block.
Through adopting above-mentioned technical scheme, the bearing diagonal supports the side piece through the intermediate seat to strengthened the support power of side piece to the tunnel inside wall.
In summary, the present application includes at least one of the following beneficial technical effects:
the staff supports the connecting seat through the supporting rod and the middle seat, then starts the single-shaft hydraulic rod to enable the connecting block to support the inner top wall and the inner bottom wall of the roadway tightly, and then enhances the supporting strength of the splicing unit through the connecting rod, the supporting rod and the inclined support, so that the possibility of accidents is reduced;
the driving motor starts to rotate the fixed pipe through the driving bevel gear and the driven bevel gear, so that the one-way screw rod abuts against the inner side wall of the roadway through the telescopic sleeve, and meanwhile, the two-way screw rod rotates to enable the side block to move in the direction away from the middle side block, so that the strength of supporting the inner side wall of the roadway is enhanced.
Drawings
FIG. 1 is a schematic view of a unit hydraulic mount according to an embodiment of the present application;
FIG. 2 is a partial cross-sectional view of an embodiment of the present application showing the structure within a cavity;
FIG. 3 is an enlarged schematic view of a portion A of FIG. 2;
FIG. 4 is a partially enlarged schematic illustration of portion B of FIG. 2;
FIG. 5 is an enlarged schematic view of a portion C of FIG. 2;
FIG. 6 is a partial cross-sectional view of an embodiment of the present application showing the manner in which a one-way screw is connected to a second sidepiece;
FIG. 7 is a partial schematic view of an embodiment of the present application showing the construction of a transmission assembly and a linkage assembly;
FIG. 8 is a partial cross-sectional view of an embodiment of the present application showing structure within a cavity;
fig. 9 is a cross-sectional view of an embodiment of the present application showing the manner in which a first assembly bar and a second assembly bar are spliced.
In the figure, 1, an assembling unit; 11. a side seat; 111. a connection hole; 112. a mounting hole; 12. a middle seat; 121. a biaxial hydraulic lever; 122. a cavity; 123. a fixing seat; 1231. an avoidance groove; 124. a driving motor; 1241. a drive bevel gear; 125. a rotating roller; 126. a second connecting groove; 127. a base; 128. a support; 129. a groove; 2. a connection structure; 21. a connecting seat; 211. a single-shaft hydraulic rod; 212. a first connection groove; 22. a connecting block; 221. a mounting hole; 3. a middle side block; 31. side blocks; 32. a cavity; 33. a bidirectional screw rod; 34. a support plate; 35. a sleeve; 36. a telescopic rod; 4. a connecting rod; 41. a first connection sleeve; 5. a fixed tube; 51. a one-way screw; 511. a sliding cavity; 512. a limiting block; 513. a synchronizing ring; 52. a driven bevel gear; 6. a limit component; 61. a limiting plate; 62. a limit rod; 621. a limit groove; 7. a transmission assembly; 71. a telescoping sleeve; 711. a first side barrel; 7111. a first guide block; 712. an intermediate cylinder; 7121. a first socket groove; 7122. a second insertion groove; 7123. a first guide groove; 7124. a second guide groove; 713. a second side barrel; 7131. a second guide block; 7132. a synchronization groove; 72. a main drive bevel gear; 73. a slave drive bevel gear; 8. a linkage assembly; 81. a main linkage wheel; 82. a slave linkage wheel; 83. a linkage belt; 84. a main linkage bevel gear; 85. a slave linkage bevel gear; 9. a support rod; 91. a first assembly bar; 92. a second assembly bar; 921. an assembly hole; 10. a diagonal support; 101. a second connecting sleeve; 102. and a third connecting sleeve.
Detailed Description
The application is described in further detail below with reference to fig. 1-9.
The embodiment of the application discloses a unit type hydraulic support.
Referring to fig. 1, a unit type hydraulic support includes an assembling unit 1, a plurality of assembling units 1 are provided, in the embodiment of the present application, two assembling units 1 are provided, two assembling units 1 are placed side by side, and a connection structure 2 is provided between two assembling units 1.
The staff supports the inner roof, the inner bottom wall and the inner side wall of the roadway tightly through the assembling units 1, and then the staff connects the two assembling units 1 through the connecting structure 2, so that the supporting strength of the roadway is enhanced.
Referring to fig. 1, the assembly unit 1 includes two side seats 11 and an intermediate seat 12, the side seats 11 are provided with two, the intermediate seat 12 is arranged between the two side seats 11, the side seats 11 and the intermediate seat 12 are aligned, a double-shaft hydraulic rod 121 is installed in the intermediate seat 12, the double-shaft hydraulic rod 121 is provided with two, and two piston rods of the double-shaft hydraulic rod 121 are respectively fixedly connected with the two side seats 11.
The staff starts biax hydraulic stem 121, biax hydraulic stem 121 supports the interior roof and the interior bottom wall of tunnel tightly through limit seat 11.
Referring to fig. 2 and 3, a cavity 122 is formed in the middle seat 12, the cavity 122 penetrates through the side walls on two sides of the middle seat 12, fixed pipes 5 are arranged in the cavity 122, each fixed pipe 5 is of a tubular structure, two fixed pipes 5 are arranged on two sides of the cavity 122 relatively, a unidirectional screw 51 is connected with the fixed pipes 5 in a threaded manner, a sliding cavity 511 is formed in the unidirectional screw 51, the sliding cavity 511 penetrates through the end of the unidirectional screw 51, a limiting block 512 is fixedly arranged on the inner wall of the unidirectional screw 51 at the sliding cavity 511, a fixing seat 123 is sleeved on the fixed pipe 5, an avoidance groove 1231 is formed in the fixing seat 123, the avoidance groove 1231 penetrates through the side walls on two sides of the fixing seat 123, and the fixed pipes 5 are connected with the fixing seat 123 in a rotating manner, and the fixing seat 123 is fixedly connected with the middle seat 12.
Referring to fig. 2, 3 and 4, a limiting component 6 is disposed in the cavity 122, the limiting component 6 includes a limiting plate 61 and a limiting rod 62, the limiting plate 61 is disposed between the two fixed pipes 5, the limiting plate 61 and the middle seat 12 are fixedly connected with the inner wall of the cavity 122, the limiting rods 62 are disposed at two sides of the limiting plate 61, one end of the limiting rod 62 is fixedly connected with the limiting plate 61 towards the side wall of the unidirectional screw 51, the other end of the limiting rod 62 extends into the sliding cavity 511, and a limiting groove 621 slidably matched with the limiting block 512 is formed in the side wall of the limiting rod 62.
Referring to fig. 2 and 4, the upper surface of the intermediate seat 12 is provided with a driving motor 124, an output shaft of the driving motor 124 extends into the cavity 122, a driving bevel gear 1241 is fixedly connected to an end portion of the driving motor 124 in the cavity 122, and a driven bevel gear 52 in meshed connection with the driving bevel gear 1241 is fixedly connected to an end portion of the fixed tube 5.
The driving motor 124 is started to drive the driving bevel gear 1241 to rotate, the driving bevel gear 1241 drives the driven bevel gear 52 to rotate, the driven bevel gear 52 drives the fixed tube 5 to rotate, and the fixed tube 5 drives the one-way screw rod 51 to slide along the sliding cavity 511; when the one-way screw rod 51 slides, the one-way screw rod 51 drives the limiting block 512 to slide along the limiting groove 621.
Referring to fig. 1 and 2, the intermediate seat 12 is provided with intermediate side blocks 3 on both sides, and a transmission assembly 7 is provided between the intermediate side blocks 3 and the intermediate seat 12.
Referring to fig. 2 and 5, the transmission assembly 7 includes a telescopic sleeve 71, the telescopic sleeve 71 includes a first side cylinder 711, a middle cylinder 712 and a second side cylinder 713, the first side cylinder 711 and the second side cylinder 713 are both in a cylindrical structure, the end surfaces of two ends of the middle cylinder 712 are respectively provided with a first inserting groove 7121 and a second inserting groove 7122 which are in inserting fit with the first side cylinder 711 and the second side cylinder 713, the side wall of the first side cylinder 711 is fixedly provided with a first guide block 7111, one end of the first side cylinder 711, which is far away from the middle cylinder 712, is rotationally connected with a support 128, the support 128 is fixedly connected with the middle seat 12, the inner wall of the middle cylinder 712 at the first inserting groove 7121 is provided with a first guide groove 7123 which is in sliding fit with the first guide block 7111, the side wall of the second side cylinder 713 is fixedly provided with a second guide groove 7131, the inner wall of the middle cylinder 712 at the second inserting groove 7122 is provided with a second guide groove 7124 which is in sliding fit with the second guide block 7131, and one end of the second side cylinder 713, which is far away from the middle cylinder 712, is rotationally connected with the middle side block 3.
Referring to fig. 4 and 6, one end of the one-way screw rod 51 far away from the limiting plate 61 extends into the second side barrel 713, a synchronizing ring 513 is annularly fixed on the circumferential side wall of one end of the one-way screw rod 51 extending into the second side barrel 713, and a synchronizing groove 7132 which is in sliding fit with the synchronizing ring 513 is annularly formed on the inner wall of the first side barrel 711.
Referring to fig. 3 and 7, a base 127 is fixedly arranged on the side wall of the middle seat 12 facing the telescopic sleeve 71, and a rotating roller 125 is rotatably connected to the side wall of the base 127 facing the telescopic sleeve 71; the second side cylinder 713 is provided with the linkage assembly 8 with the driving motor 124 between, the linkage assembly 8 includes the driving wheel 81, from the driving wheel 82, the linkage belt 83, the driving bevel gear 84 and from the linkage bevel gear 85, the driving wheel 81 and the driving motor 124 are in the output shaft fixed connection of cavity 122 department, from driving wheel 82 and commentaries on classics roller 125 fixed connection, the linkage belt 83 bypasses driving wheel 81 and from driving wheel 82, and the linkage belt 83 passes and dodges the groove 1231, driving bevel gear 84 and commentaries on classics roller 125 fixed connection, from the end fixed connection that the linkage bevel gear 85 is close to intermediate seat 12 with first side cylinder 711, and driving bevel gear 84 and from the meshing of linkage bevel gear 85.
The unidirectional screw rod 51 moves to drive the first side cylinder 711 to move through the synchronizing ring, so that the middle side block 3 is driven to be far away from the middle seat 12, the first side cylinder 711 drives the first guide block 7111 to slide along the first guide groove 7123, and the second side cylinder 713 drives the second guide block 7131 to slide along the second guide groove 7124; after the driving motor 124 is started, the driving motor 124 drives the driving wheel 81 to rotate, the driving wheel 81 drives the driven wheel 82 through the linkage belt 83, the driven wheel 82 drives the rotating roller 125 to rotate, the rotating roller 125 drives the driving bevel gear 84 to rotate, the driving bevel gear 84 drives the driven bevel gear 85 to rotate, the driven bevel gear 85 drives the first side barrel 711 to rotate, the first side barrel 711 drives the middle barrel 712 to rotate, the middle barrel 712 drives the second side barrel 713 to rotate, and the second side barrel 713 drives the synchronizing ring to slide along the synchronizing groove.
Referring to fig. 8, a cavity 32 is provided in the middle side block 3, a bidirectional screw 33 is provided in the cavity 32, two sections of threads with opposite rotation directions are provided at two ends of the bidirectional screw 33, a support plate 34 is fixedly provided in the cavity 32 by the middle side block 3, two support plates 34 are provided, the bidirectional screw 33 penetrates through the two support plates 34, the bidirectional screw 33 is rotationally connected with the support plates 34, two ends of the bidirectional screw 33 are in threaded connection with a sleeve 35, the two sleeves 35 are respectively arranged on the two sections of threads, the sleeve 35 penetrates through the middle side block 3 to extend to the outside, the end part of the sleeve 35 extending out of the middle side block 3 is fixedly connected with a side block 31, a telescopic rod 36 is fixedly arranged between the middle side block 3 and the side block 31, the telescopic rod 36 is of a multi-stage telescopic structure, the telescopic rod 36 is provided with two, and the two telescopic rods 36 are respectively arranged at two sides of the sleeve 35.
Referring to fig. 7 and 8, the transmission assembly 7 further includes a main transmission bevel gear 72 and a sub transmission bevel gear 73, the main transmission bevel gear 72 is fixedly connected with an end of the second side cylinder 713 near the middle side block 3, and the main transmission bevel gear 72 is disposed in the cavity 32, the sub transmission bevel gear 73 is fixedly connected with the bi-directional screw 33, the sub transmission bevel gear 73 is disposed between the two support plates 34, and the main transmission bevel gear 72 is meshed with the sub transmission bevel gear 73.
The second side cylinder 713 rotates to drive the main transmission bevel gear 72 to rotate, the main transmission bevel gear 72 drives the slave transmission bevel gear 73 to rotate, the slave transmission bevel gear 73 drives the bidirectional screw 33 to rotate, and the bidirectional screw 33 drives the two sleeves 35 to move away from each other, so that the sleeves 35 drive the two side blocks 31 to move away from each other along the length direction of the telescopic rod 36.
Referring to fig. 1, the connection structure 2 includes a connection seat 21 and a connection block 22, a single-shaft hydraulic rod 211 is mounted on both sides of the connection seat 21, and the connection block 22 is fixedly connected with an end portion of a piston rod of the single-shaft hydraulic rod 211.
Referring to fig. 1 and 9, a strut 9 is disposed between the connecting seat 21 and two adjacent two intermediate seats 12, the strut 9 includes a first assembling rod 91 and a second assembling rod 92, opposite side walls of the connecting seat 21 and the intermediate seats 12 are respectively provided with a first connecting groove 212 and a second connecting groove 126 which are in plug-in fit with the first assembling rod 91 and the second assembling rod 92, and an assembling hole 921 which is in threaded connection with the first assembling rod 91 is formed in the end face of the second assembling rod 92 facing the connecting block 22.
The worker connects the first assembly lever 91 and the second assembly lever 92 into the strut 9 through the assembly hole, and then the worker rotates the first assembly lever 91 or the second assembly lever 92 until the first assembly lever 91 is inserted into the first connection groove 212 while inserting the second assembly lever 92 into the second connection groove 126. After the connecting seat 21 is installed and fixed, a worker starts the single-shaft hydraulic rod 211, and the single-shaft hydraulic rod 211 drives the connecting block 22 to move until the connecting block 22 supports the inner top wall and the inner bottom wall of the roadway tightly.
Referring to fig. 1, connecting rods 4 are hinged to two sides of the connecting block 22, one end of the connecting rod 4 away from the connecting seat 21 is in threaded connection with a first connecting sleeve 41, and a connecting hole 111 which is in plug-in fit with the first connecting sleeve 41 is formed in the side wall of the side seat 11 facing the connecting block 22.
After the connection block 22 supports the roadway, the worker rotates the connection rod 4 to align the first connection sleeve 41 with the connection hole 111, and then the worker rotates the first connection sleeve 41 until the first connection sleeve 41 is inserted into the connection hole 111.
Referring to fig. 1, a diagonal brace 10 is obliquely arranged between a side block 31 and an intermediate seat 12, a groove 129 is formed in the surface, facing the diagonal brace 10, of the intermediate seat 12, a second connecting sleeve 101 is hinged to the inner bottom wall of the middle seat 12 at the groove 129, the second connecting sleeve 101 is in threaded connection with one end, close to the intermediate seat 12, of the diagonal brace 10, a third connecting sleeve 102 is in threaded connection with the other end of the diagonal brace 10, and a mounting hole in plug-in fit with the third connecting sleeve 102 is formed in the side wall, facing the diagonal brace 10, of the side block 31.
The worker first screws one end of the diagonal brace 10 into the second connecting groove 126, and then the worker rotates the third connecting sleeve 102 until the third connecting sleeve 102 is inserted into the mounting hole 112.
The implementation principle of the unit type hydraulic support provided by the embodiment of the application is as follows: the staff starts biax hydraulic stem 121, biax hydraulic stem 121 supports the interior roof and the interior diapire of tunnel tightly through limit seat 11. Then, the worker starts the driving motor 124, and at this time, the unidirectional screw 51 drives the side block 31 to move through the second side cylinder 713, so that the side block 31 supports the inner side wall of the roadway tightly, and simultaneously, the bidirectional screw 33 rotates, and the bidirectional screw 33 moves the side block 31 through the sleeve 35. When the assembly unit 1 supports a roadway, a worker connects two adjacent assembly units through the connecting structure 2, and simultaneously supports the roadway through the supporting rods 9, the connecting rods 4 and the inclined supports 10. Through the structure, the effect of reducing the possibility of accident occurrence is realized.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. A unit hydraulic bracket, characterized in that: including assembling unit (1), it is provided with a plurality ofly to assemble unit (1), be provided with between two adjacent units (1) and link to each other two connection structure (2) of assembling unit (1), it includes limit seat (11) and centre seat (12) to assemble unit (1), limit seat (11) are provided with two, centre seat (12) set up between two limit seats (11), install biax hydraulic stem (121) in centre seat (12), two piston rods of biax hydraulic stem (121) respectively with two limit seat (11) fixed connection, the both sides of centre seat (12) all are connected with well side piece (3), connection structure (2) link to each other with centre seat (12) in two concatenation units including connecting seat (21) and connecting block (22), unipolar hydraulic stem (211) are all installed to the both sides of connecting seat (21), connecting block (22) and the piston rod tip fixed connection of unipolar hydraulic stem (211), both sides of connecting rod (4) keep away from one end that connecting block (22) link to each other with adjacent limit seat (11).
2. A unitary hydraulic mount according to claim 1, wherein: cavity (122) have been seted up in running through in middle seat (12), be provided with fixed pipe (5) in cavity (122), fixed pipe (5) are provided with two, two fixed pipe (5) set up in the both sides of cavity (122) relatively, the cover is equipped with fixing base (123) on fixed pipe (5), rotate between fixed pipe (5) and fixing base (123) and be connected, fixing base (123) and middle seat (12) fixed connection, fixed pipe (5) internal thread connection has one-way lead screw (51), the one end that two one-way lead screws (51) kept away from each other is connected with two well side piece (3) respectively, driving motor (124) are installed to the lateral wall of middle seat (12) one side, driving motor (124) output shaft stretches into in cavity (122), driving motor (124) are in the tip fixedly connected with driving bevel gear (1241) in cavity (122), tip fixedly connected with and driving bevel gear (1241) meshing is connected with driven bevel gear (52), be provided with in cavity (122) and make one-way lead screw (51) be difficult for along with spacing of fixed pipe (5) pivoted subassembly (6).
3. A unitary hydraulic mount according to claim 2, wherein: limiting component (6) are including limiting plate (61) and gag lever post (62), limiting plate (61) set up in the middle of two unidirectional screw (51), limiting plate (61) and intermediate seat (12) fixed connection, gag lever post (62) have all been set firmly to the lateral wall of limiting plate (61) both sides, sliding chamber (511) that are used for gag lever post (62) to stretch into are offered to lateral wall of unidirectional screw (51) towards limiting plate (61), stopper (512) have been set firmly to the inner wall of unidirectional screw (51) in sliding chamber (511) department, limiting groove (621) with stopper (512) slip adaptation have been offered to the lateral wall of gag lever post (62).
4. A unitary hydraulic mount according to claim 2, wherein: the utility model discloses a device for fixing a motor vehicle, including well side piece (3), cavity (32) have all been provided with in the both sides of well side piece (3), be provided with bi-directional lead screw (33) in cavity (32), well side piece (3) set firmly backup pad (34) in cavity (32), bi-directional lead screw (33) run through backup pad (34) and rotate between the two and be connected, the both ends of bi-directional lead screw (33) all threaded connection has sleeve pipe (35), sleeve pipe (35) run through well side piece (3) and limit side piece (31) fixed connection, telescopic link (36) have been set firmly between well side piece (3) and the limit side piece (31), be provided with between well side piece (3) and the intermediate seat (12) drive bi-directional lead screw (33) pivoted drive assembly (7).
5. A unitary hydraulic mount according to claim 4 wherein: the transmission assembly (7) comprises a telescopic sleeve (71), a main transmission bevel gear (72) and a slave transmission bevel gear (73), the length of the telescopic sleeve (71) is telescopic, the telescopic sleeve (71) is arranged between a middle side block (3) and a middle seat (12), one end of the telescopic sleeve (71) is rotationally connected with the middle seat (12), the other end of the telescopic sleeve (71) is rotationally connected with the middle side block (3), one end of a unidirectional screw (51) far away from the middle seat (12) penetrates through the telescopic sleeve (71), the unidirectional screw (51) is rotationally connected with the telescopic sleeve (71), the main transmission bevel gear (72) is fixedly connected with the end part, close to the middle side block (3), of the telescopic sleeve (71), the slave transmission bevel gear (73) is fixedly connected with a bidirectional screw (33), and the main transmission bevel gear (72) is meshed with the slave transmission bevel gear (73), and a linkage assembly (8) for driving the telescopic sleeve (71) to rotate is arranged between the telescopic sleeve (71) and a driving motor (124).
6. A unitary hydraulic mount according to claim 5 wherein: the linkage assembly (8) comprises a driving linkage wheel (81), a driven linkage wheel (82), a linkage belt (83), a driving linkage bevel gear (84) and a driven linkage bevel gear (85), wherein the driving linkage wheel (81) is fixedly connected with an output shaft of a driving motor (124) at a cavity (122), one side of a fixing seat (123) deviating from the driving motor (124) is provided with a rotating roller (125), the rotating roller (125) is rotationally connected with a middle seat (12), the driven linkage wheel (82) is fixedly connected with the rotating roller (125), the linkage belt (83) bypasses the driving linkage wheel (81) and the driven linkage wheel (82), a avoidance groove (1231) used for the linkage belt (83) to pass through is formed in the fixing seat (123), the driving linkage bevel gear (84) is fixedly connected with the rotating roller (125), the driven linkage bevel gear (85) is fixedly connected with the end part of a telescopic sleeve (71) close to the middle seat (12), and the driving linkage bevel gear (84) is meshed with the driven linkage bevel gear (85).
7. A unitary hydraulic mount according to claim 5 wherein: the telescopic sleeve (71) comprises a first side cylinder (711), a middle cylinder (712) and a second side cylinder (713), wherein the end faces of the two ends of the middle cylinder (712) are respectively provided with a first inserting groove (7121) and a second inserting groove (7122) which are in inserting fit with the first side cylinder (711) and the second side cylinder (713), the side wall of the first side cylinder (711) is fixedly provided with a first guide block (7111), the inner wall of the middle cylinder (712) at the first inserting groove (7121) is provided with a first guide groove (7123) which is in sliding fit with the first guide block (7111), the side wall of the second side cylinder (713) is fixedly provided with a second guide block (7131), and the inner wall of the middle cylinder (712) at the second inserting groove (7122) is provided with a second guide groove (7124) which is in sliding fit with the second guide block (7131).
8. A unitary hydraulic mount according to claim 1, wherein: one end of the connecting rod (4) away from the side seat (11) is hinged with the connecting block (22), one end of the connecting rod (4) away from the connecting seat (21) is sleeved with a first connecting sleeve (41), the first connecting sleeve (41) is in threaded connection with the connecting rod (4), and a connecting hole (111) which is in splicing fit with the first connecting sleeve (41) is formed in the side wall of the side seat (11) facing the connecting block (22).
9. A unitary hydraulic mount according to claim 1, wherein: the connecting seat (21) and two adjacent two middle seats (12) are respectively provided with a supporting rod (9), the opposite side walls of the connecting seat (21) and the middle seats (12) are respectively provided with a first connecting groove (212) and a second connecting groove (126) which are in plug-in fit with the supporting rod (9), the supporting rod (9) comprises a first assembling rod (91) and a second assembling rod (92), and the first assembling rod (91) and the second assembling rod (92) are in threaded connection.
10. A unitary hydraulic mount according to claim 4 wherein: an inclined support (10) is arranged between the side block (31) and the middle seat (12), one end of the inclined support (10) is connected with a second connecting sleeve (101) in a threaded mode, the second connecting sleeve (101) is connected with the middle seat (12), the other end of the inclined support (10) is connected with a third connecting sleeve (102) in a threaded mode, and the third connecting sleeve (102) is connected with the side block (31).
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| CN202311368659.8A CN117108331B (en) | 2023-10-23 | 2023-10-23 | Unit type hydraulic support |
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|---|---|---|---|
| CN202311368659.8A CN117108331B (en) | 2023-10-23 | 2023-10-23 | Unit type hydraulic support |
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