CN210152704U - Disconnect-type is combined and is dug lane temporary support equipment - Google Patents
Disconnect-type is combined and is dug lane temporary support equipment Download PDFInfo
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- CN210152704U CN210152704U CN201920945414.XU CN201920945414U CN210152704U CN 210152704 U CN210152704 U CN 210152704U CN 201920945414 U CN201920945414 U CN 201920945414U CN 210152704 U CN210152704 U CN 210152704U
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- temporary support
- telescopic rod
- hydraulic cylinder
- hinged
- combination mechanism
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- 230000007246 mechanism Effects 0.000 claims abstract description 83
- 238000009412 basement excavation Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Lining And Supports For Tunnels (AREA)
Abstract
The utility model relates to a separated fully-mechanized excavating roadway temporary support device, which comprises a development machine, a sliding system, a transfer system and a temporary support mechanism; the temporary support mechanism is arranged on the transfer system. The utility model discloses a temporary support mechanism and entry driving machine separation's design form through using the reprint system on the entry driving machine, will bear the temporary support mechanism on the entry driving machine and send to tunnel working face sky top region, accomplishes temporary support, and the entry driving machine withdraws from temporary support mechanism place region, and the workman just can carry out the anchor in the safe region that temporary support mechanism bottom was established and protect the operation.
Description
Technical Field
The utility model relates to a tunnel temporary support equipment is digged to disconnect-type combine belongs to mine support equipment technical field.
Background
Currently, bolting is generally adopted as a permanent support in the support of the fully-mechanized excavation roadway of the coal mine in China, and a temporary support is required to prevent a top plate of an excavation working face from falling before bolting. The current colliery temporary support generally adopts many forestope to hang along the tunnel direction and has strutted the stock and visit to the sky top district on the roof, plays the effect of protecting the top to the roof, prevents to fall the top and causes the casualty accident. This support mode shortcoming lies in: (1) the front canopy has no initial supporting force for supporting the air top area, and the safety and the reliability are poor; (2) the operation process is complex, manual operation is relied on, the supporting time is long, and the temporary supporting efficiency is low; (3) the operator must enter the empty space to erect the operation, has very big potential safety hazard.
Chinese patent document CN203925494U discloses an onboard temporary support device for a coal mine high roadway, and chinese patent document CN205654366U discloses an onboard temporary support device for a fully-mechanized excavating machine, which proposes an onboard temporary support machine for an excavating machine, and can effectively solve the problems of a temporary forepoling bar. The onboard temporary support machine is propelled along with the tunneling machine, so that the temporary support efficiency can be effectively improved, and the tunneling speed is accelerated. The supporting mode has the following defects: because the onboard temporary support device is generally arranged on the cantilever section of the development machine, after the temporary support is completed, due to the interference of the cutting head of the development machine and the cantilever section, when workers carry out anchoring and protection operations such as drilling, bolting and the like under the temporary support device, the operation space is extremely limited, and the operation of the workers is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a tunnel temporary support equipment is digged to disconnect-type is combined, should strut equipment creatively and propose separating temporary support equipment and entry driving machine, but can mutually support again between the two, has both played temporary support's effect, does not hinder the workman's operation again.
The technical scheme of the utility model as follows:
a separated fully-mechanized excavating roadway temporary support device comprises a heading machine, a sliding system, a transfer system and a temporary support mechanism; the temporary support mechanism is arranged on the transfer system.
Preferably, the sliding system comprises a sliding device and a hydraulic cylinder I for pushing the transfer system to translate.
Preferably, the sliding device comprises a linear guide rail and a sliding block, and the sliding block is installed on the linear guide rail.
Preferably, the sliding device comprises two parallel linear guide rails, and each linear guide rail is provided with two sliding blocks in a matching way.
Preferably, the linear guide is mounted on the heading machine by a fixed base.
Preferably, the transfer system comprises a bottom plate, a hydraulic cylinder II, a telescopic rod combination mechanism I, a telescopic rod combination mechanism II and a bracket; the bottom plate is arranged on the sliding block, the bottom ends of the telescopic rod combination mechanism I and the telescopic rod combination mechanism II are hinged with the bottom plate, and the top ends of the telescopic rod combination mechanism I and the telescopic rod combination mechanism II are hinged with the bracket; the two ends of the hydraulic cylinder I are hinged to a fixed base and a bottom plate which are located on the heading machine respectively, and the two ends of the hydraulic cylinder II are hinged to the bottom plate and the telescopic rod combination mechanism II respectively.
Preferably, telescopic link combined mechanism I is the same with II structures of telescopic link combined mechanism, including telescopic link I, telescopic link II and horizontal pole, telescopic link I and telescopic link II are connected respectively to the both ends of horizontal pole.
Preferably, be provided with a plurality of articulated supports on the bottom plate, the bottom and the articulated support of telescopic link I, telescopic link II are articulated, and the top and the bracket bottom of telescopic link I, telescopic link II are articulated.
Preferably, telescopic link I, II structures of telescopic link are the same, including pneumatic cylinder III, outer auxiliary stay and interior auxiliary stay, and pneumatic cylinder III is located outer auxiliary stay, and auxiliary stay in the piston rod connection of pneumatic cylinder III.
Preferably, II one ends of pneumatic cylinder are articulated with articulated support, and the other end is articulated with the horizontal pole of telescopic link combined mechanism II.
Preferably, the temporary supporting mechanism comprises a top guard plate, a hydraulic cylinder IV and a supporting leg base, wherein a cylinder barrel of the hydraulic cylinder IV is connected with the bottom of the top guard plate, and the supporting leg base is installed on a piston rod of the hydraulic cylinder IV.
Preferably, a hydraulic cylinder IV is arranged at each of four corners of the bottom of the top guard plate.
Preferably, the heading machine is provided with a hydraulic station. The advantage of this design is that all hydraulic cylinders etc. are supplied with working oil by the hydraulic station.
The beneficial effects of the utility model reside in that:
1) the utility model discloses a temporary support mechanism and entry driving machine separation's design form, through using slip system and the reprint system on the entry driving machine, the temporary support mechanism that will bear on the entry driving machine delivers to tunnel working face empty roof district, through the motion of stretching out of the IV piston rod of pneumatic cylinder, make the top protection board leave the bracket, and meet the top with the tunnel roof, exert the initial supporting force to the roof through the oil pressure of setting for pneumatic cylinder IV, accomplish temporary support, the entry driving machine withdraws from temporary support mechanism place region, the workman can carry out the anchor in the safe region that temporary support mechanism bottom was established and protect the operation.
2) The utility model discloses tunnel temporary support equipment is digged to disconnect-type combine, structural design scientific and reasonable, operation convenient to use adopts the temporary support mechanism design of disconnect-type, can avoid the operation that the entry driving machine interfered temporary support mechanism, makes the workman have more wide operation space under temporary support mechanism.
Drawings
Fig. 1 is the utility model discloses temporary support equipment operating condition schematic diagram.
Fig. 2 is the structure schematic diagram of the telescopic rod combined mechanism of the utility model I.
Fig. 3 is the utility model discloses temporary support equipment original state schematic diagram.
Fig. 4 is the utility model discloses the schematic diagram of temporary support equipment telescopic link combined mechanism when overturning.
Fig. 5 is the utility model discloses when temporary support equipment bracket telescopic system is released the schematic diagram.
Fig. 6 is the utility model discloses schematic diagram when temporary support equipment telescopic link combined mechanism releases.
Fig. 7 is the schematic diagram of the temporary support mechanism when the top guard plate is supported.
Fig. 8 is a schematic view of the rack retraction system of the present invention returning to the original position.
In the figure: 1 heading machine, 2 fixed bases, 2-1 hinged supports I, 3 bolts, 4 linear guide rails, 5 sliding blocks, 6 hydraulic cylinders I, 7 hydraulic stations, 8 transfer systems, 8-1 bottom plates, 8-2 hinged supports II, 8-3 hydraulic cylinders II, 8-4 telescopic rod combination mechanisms I, 8-4-1 telescopic rods I, 8-4-1 hydraulic cylinders III, 8-4-1-2 external auxiliary supports, 8-4-1-3 internal auxiliary supports, 8-4-2 telescopic rods II, 8-4-3 cross rods, 8-5 telescopic rod combination mechanisms II, 8-6 brackets, 8-7 hinged supports III, 8-8 hinged supports IV, 8-9 hinged supports V, 8-10 hinged supports VI, 9 temporary supporting mechanisms, 9-1 top guard plate, 9-2 hydraulic cylinder IV and 9-3 supporting leg bases.
Detailed Description
The present invention will be further described, but not limited to, by the following examples in conjunction with the accompanying drawings.
Example 1:
as shown in fig. 1 to 8, the embodiment provides a separated fully-mechanized excavation roadway temporary support device, which includes a heading machine 1, a sliding system, a transfer system 8 and a temporary support mechanism 9; wherein, the slippage system is installed on the heading machine 1, the transshipment system 8 is installed on the slippage system, and the temporary support mechanism 9 is placed on the transshipment system 8.
Specifically, the transfer system 8 and the temporary support mechanism 9 are separable structures; the sliding system comprises a sliding device and a hydraulic cylinder I6 for pushing the transfer system to move horizontally, the sliding device comprises two parallel linear guide rails 4 and four sliding blocks 5, each linear guide rail 4 is provided with two sliding blocks 5, the linear guide rails 4 are arranged on the heading machine through fixed bases 2, and the fixed bases 2 are connected and fixed on the surfaces of two sides of the heading machine 1 through bolts 3.
The transshipment system 8 comprises a bottom plate 8-1, a hinge support II 8-2, a hydraulic cylinder II 8-3, a telescopic rod combination mechanism I8-4, a telescopic rod combination mechanism II 8-5, a bracket 8-6, a hinge support III 8-7, a hinge support IV 8-8, a hinge support V8-9 and a hinge support VI 8-10; the bottom plate 8-1 is fixedly arranged on the four sliding blocks 5; the hydraulic cylinder I6 is hinged with the hinged support I2-1 and the hinged 6 support II 8-2 respectively; the telescopic rod combination mechanism I8-4 is hinged with two hinged supports VI 8-10 on the right side of the upper surface of the bottom plate 8-1; the telescopic rod combination mechanism II 8-5 is hinged with two hinge supports V8-9 in the middle of the upper surface of the bottom plate 8-1; the hydraulic cylinder II 8-3 is hinged with the hinge support III 8-7 and the hinge support IV 8-8 respectively;
the telescopic rod combination mechanism I8-4 comprises a telescopic rod I8-4-1, a telescopic rod II 8-4-2 and a cross rod 8-4-3; the telescopic rod I8-4-1 and the telescopic rod II 8-4-2 are connected by the cross rod 8-4-3 in a welding mode and are symmetrically distributed, the telescopic rod I8-4-1 and the telescopic rod II 8-4-2 have the same structure and comprise a hydraulic cylinder III 8-4-1-1, an outer auxiliary support 8-4-1-2, an inner auxiliary support 8-4-1-3 and a hydraulic cylinder III 8-4-1-1, one end of the hydraulic cylinder III is fixedly connected with the bottom end of the inner side of the outer auxiliary support 8-4-1-2, the other end of the hydraulic cylinder III is fixedly connected with one end of the inner auxiliary support 8-4-1-3, the inner auxiliary support 8-4-1-3 is sleeved on the inner side of the outer auxiliary support 8-4-1-2, can move in a telescopic way along the inner side of the outer auxiliary support 8-4-1-2; the telescopic rod combined mechanism II 8-5 is based on the structure of the telescopic rod combined mechanism I8-4, and a hinged support IV 8-8 is welded on one side of a cross rod; the hinged supports of the brackets 8-6 are hinged with four hinged supports at the upper ends of the telescopic rod combination mechanism I8-4 and the telescopic rod combination mechanism II 8-5 respectively.
The temporary supporting mechanism 9 comprises a top guard plate 9-1, a hydraulic cylinder IV 9-2 and a supporting leg base 9-3; the top guard plate 9-1 is positioned on the bracket 8-6, 4 hydraulic cylinders IV 9-2 are respectively fixed at four corners of the top guard plate 9-1, and the bottom ends of piston rods of the hydraulic cylinders IV 9-2 are welded with the supporting leg bases 9-3; the heading machine is provided with a hydraulic station 7, and the hydraulic station 7 provides hydraulic power for all hydraulic components of the whole set of equipment. The hydraulic cylinder I6 and the hydraulic cylinder II 8-3 are mounted in an upper and lower earring mode. The bracket 8-6 and the top guard plate 9-1 are formed by welding square steel pipes.
In the embodiment, the hydraulic cylinder I6 is used for driving the whole bottom plate to move forwards along the linear guide rail, the hydraulic cylinder II 8-3 is used for driving the bracket 8-6 to drive the temporary support mechanism 9 to rotate towards the front part of the heading machine, and then the bracket 8-6 is driven by the 4 hydraulic cylinders III 8-4-1-1 to drive the temporary support mechanism 9 to move forwards. The working principle of the whole separated fully-mechanized excavation roadway temporary support device is that the temporary support mechanism 9 is placed on the head of the excavator under the action of the hydraulic cylinder I6, the hydraulic cylinder II 8-3 and the hydraulic cylinder III 8-4-1-1, then jacking is achieved through the hydraulic cylinder IV 9-2 of the temporary support mechanism 9, the temporary support mechanism 9 is separated from the bracket 8-6, the transshipment system 8 returns to the initial position, meanwhile, the excavator exits from the temporary support mechanism, and when workers below the temporary support mechanism operate in an empty roof area, the interference of the excavator cannot occur.
Example 2:
a working method of a separated fully-mechanized excavation roadway temporary support device in embodiment 1 is utilized, fig. 3 is a schematic diagram of an original state of the whole device, and a temporary support mechanism 9 and a transshipment system 8 are in a contracted state. After the excavating work of the development machine 1 is finished, a hollow area is formed at the cutting head and the cantilever section of the development machine 1, the temporary support work is started, and the specific working process is as follows:
(1) the piston rod of the hydraulic cylinder II 8-3 is pushed out to drive a crank (namely the telescopic rod combination mechanism II 8-5) of a parallelogram mechanism formed by the telescopic rod combination mechanism I8-4, the telescopic rod combination mechanism II 8-5, the bracket 8-6 and the bottom plate 8-1 to rotate rightwards, and at the moment, the bracket 8-6 serving as a connecting rod translates rightwards to the position shown in the figure 4.
(2) The piston rod of the hydraulic cylinder I6 is pushed out to push the transfer system 8 to move rightwards along the linear guide rail 4 to the position shown in figure 5.
(3) The piston rods of 4 hydraulic cylinders III 8-4-1-1 which are arranged in the telescopic rod combination mechanism I8-4 and the telescopic rod combination mechanism II 8-5 are pushed out, and four inner auxiliary supports 8-4-1-3 in the telescopic rod combination mechanism I8-4 and the telescopic rod combination mechanism II 8-5 are pushed to move along the outer auxiliary support 8-4-1-2, so that the bracket 8-6 is driven to move forwards to the position shown in figure 6.
(4) Piston rods of 4 hydraulic cylinders IV 9-2 of the temporary supporting mechanism 9 are pushed out, the top protection plate 9-1 is jacked upwards to a roadway roof, and the hydraulic cylinders IV 9-2 stop working after the set oil pressure of the equipment, and the state is shown in figure 7.
(5) The transshipment system 8 retracts, 4 hydraulic cylinders III 8-4-1-1 piston rods hidden in the telescopic rod combination mechanism I8-4 and the telescopic rod combination mechanism II 8-5 retract, and the inner auxiliary support 8-4-1-3 is driven to retract along the outer auxiliary support 8-4-1-2; a piston rod of the hydraulic cylinder I6 retracts to drive the transfer system 8 to move to the original position leftwards; and a piston rod of the hydraulic cylinder II 8-3 is retracted to drive a parallelogram mechanism formed by the telescopic rod combination mechanism I8-4, the telescopic rod combination mechanism II 8-5, the bracket 8-6 and the bottom plate 8-1 to rotate leftwards, so that the bracket 8-6 is driven to translate leftwards. The transfer system 8 is retracted to the home position as shown in fig. 8.
(6) The heading machine 1 drives the whole transfer system 8 to retreat until the heading machine completely exits the temporary support mechanism 9, and the state is shown in figure 1. The temporary supporting work is completed, and subsequent workers can perform anchoring operation below the temporary supporting mechanism.
Claims (10)
1. A separated fully-mechanized excavation roadway temporary support device is characterized by comprising a development machine, a sliding system, a transfer system and a temporary support mechanism; the temporary support mechanism is arranged on the transfer system.
2. The split type fully-mechanized excavation roadway temporary support equipment according to claim 1, wherein the sliding system comprises a sliding device and a hydraulic cylinder I for pushing the transfer system to translate.
3. The split type fully-mechanized excavation roadway temporary support apparatus of claim 2, wherein the sliding means includes a linear guide rail and a slider, the slider being mounted on the linear guide rail.
4. The separated fully-mechanized excavation roadway temporary support equipment as claimed in claim 3, wherein the transfer system comprises a bottom plate, a hydraulic cylinder II, a telescopic rod combination mechanism I, a telescopic rod combination mechanism II and a bracket; the bottom plate is arranged on the sliding block, the bottom ends of the telescopic rod combination mechanism I and the telescopic rod combination mechanism II are hinged with the bottom plate, and the top ends of the telescopic rod combination mechanism I and the telescopic rod combination mechanism II are hinged with the bracket; the two ends of the hydraulic cylinder I are hinged to a fixed base and a bottom plate which are located on the heading machine respectively, and the two ends of the hydraulic cylinder II are hinged to the bottom plate and the telescopic rod combination mechanism II respectively.
5. The separated fully-mechanized excavation roadway temporary support equipment as claimed in claim 4, wherein the telescopic rod combination mechanism I and the telescopic rod combination mechanism II are identical in structure and comprise a telescopic rod I, a telescopic rod II and a cross rod, and two ends of the cross rod are respectively connected with the telescopic rod I and the telescopic rod II.
6. The split type fully-mechanized excavation roadway temporary support equipment as claimed in claim 5, wherein a plurality of hinged supports are arranged on the bottom plate, the bottom ends of the telescopic rods I and II are hinged with the hinged supports, and the top ends of the telescopic rods I and II are hinged with the bottom of the bracket.
7. The split type fully-mechanized excavation roadway temporary support equipment as claimed in claim 6, wherein the telescopic rod I and the telescopic rod II are identical in structure and comprise a hydraulic cylinder III, an outer auxiliary support and an inner auxiliary support, the hydraulic cylinder III is located in the outer auxiliary support, and a piston rod of the hydraulic cylinder III is connected with the inner auxiliary support.
8. The split type fully-mechanized excavation roadway temporary support equipment as claimed in claim 6, wherein one end of the hydraulic cylinder II is hinged with the hinge bracket, and the other end of the hydraulic cylinder II is hinged with the cross bar of the telescopic bar combination mechanism II.
9. The split type fully-mechanized excavation roadway temporary support device of claim 1, wherein the temporary support mechanism comprises a top guard plate, a hydraulic cylinder IV and a supporting leg base, a cylinder barrel of the hydraulic cylinder IV is connected with the bottom of the top guard plate, and the supporting leg base is installed on a piston rod of the hydraulic cylinder IV.
10. The split type fully-mechanized excavation roadway temporary support apparatus of claim 9, wherein one hydraulic cylinder iv is installed at each of four corners of the bottom of the top guard plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945414.XU CN210152704U (en) | 2019-06-22 | 2019-06-22 | Disconnect-type is combined and is dug lane temporary support equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945414.XU CN210152704U (en) | 2019-06-22 | 2019-06-22 | Disconnect-type is combined and is dug lane temporary support equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210152704U true CN210152704U (en) | 2020-03-17 |
Family
ID=69763766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920945414.XU Expired - Fee Related CN210152704U (en) | 2019-06-22 | 2019-06-22 | Disconnect-type is combined and is dug lane temporary support equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210152704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911153A (en) * | 2020-07-16 | 2020-11-10 | 西安科技大学 | Economical gantry type intelligent tunneling robot system and working process thereof |
-
2019
- 2019-06-22 CN CN201920945414.XU patent/CN210152704U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111911153A (en) * | 2020-07-16 | 2020-11-10 | 西安科技大学 | Economical gantry type intelligent tunneling robot system and working process thereof |
| CN111911153B (en) * | 2020-07-16 | 2022-03-11 | 西安科技大学 | Economical gantry type intelligent tunneling robot system and working process thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200317 |