CN215439553U - Portal support carrier for coal mine - Google Patents
Portal support carrier for coal mine Download PDFInfo
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- CN215439553U CN215439553U CN202120073136.0U CN202120073136U CN215439553U CN 215439553 U CN215439553 U CN 215439553U CN 202120073136 U CN202120073136 U CN 202120073136U CN 215439553 U CN215439553 U CN 215439553U
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Abstract
The utility model discloses a portal support carrier for coal mines, which comprises: the power control device comprises a rack, a walking component, a working component and a power control component, wherein the walking component is arranged at the bottom end of the rack; the working assembly comprises a working arm arranged at the front end of the top surface of the frame, two-stage lifting arm assemblies arranged on the working arm and a clamping assembly arranged at the top ends of the two-stage lifting arm assemblies; the power control assembly is arranged on the top surface of the rack, is positioned at the rear end of the rack and is spaced from the working assembly, and the power control assembly is respectively connected with the walking assembly, the two-stage lifting arm assembly and the clamping assembly and respectively controls the respective actions of the walking assembly, the two-stage lifting arm assembly and the clamping assembly. The door-type support carrier for the coal mine takes the explosion-proof diesel motor as power, has reasonable and compact structural design, high stability and diversified functions, is convenient for quick and effective work in a roadway, and effectively improves the safety factor and the operation efficiency of support transportation.
Description
Technical Field
The utility model relates to the technical field of underground coal mine equipment, in particular to a portal support carrier for a coal mine.
Background
Under the great situation of rapid development in all aspects of national economy, the demand on traditional energy sources, particularly coal, is increasing, the yield of each domestic coal mine is also increasing year by year, and the coal industry is catering to a new outbreak period. However, most coal mine industries in China are slowly lifted, the mechanization degree of coal mining is different, and particularly, a large number of small and medium-sized coal mines depend on manual or semi-manual semi-mechanical operation modes. In the coal mining process, the hydraulic support plays an important role in the aspect of guaranteeing the safety of a coal mine roadway. Under different geological conditions, coal mines are different in the selection of hydraulic supports. In some areas with better geological conditions, because the mine pressure in the roadway is relatively small, and the deformation of the top plate and the bottom plate is not large, the requirement on the supporting force of the hydraulic support is not high, and some hydraulic supports with light self-weight and convenient movement are widely applied, and the portal support is one of the hydraulic supports. However, most coal mines are not enough in the aspects of moving, transporting and arranging the portal supports, and the like, most of the coal mines are dragged by using a winch, so that the dragging difficulty is high, the efficiency is low, and the roadway bottom plate is seriously damaged. Although some coal mines adopt portal support transportation equipment, because earlier stage is not thoroughly understood to the operation industrial and mining, the transport vechicle that has the cable function of receive and release that adopts explosion-proof motor as power, because this kind of transportation equipment transport speed is too slow, can only walk the distance of about 20 meters per minute, is in fact not big to promoting the operating efficiency effect.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. In view of this, the utility model needs to provide a portal frame carrier for coal mines, which uses an explosion-proof diesel motor as power, has reasonable and compact structural design, high stability and diversified functions, is convenient for rapid and effective operation in a roadway, and effectively improves the safety factor and the operating efficiency of frame transportation.
The utility model provides a portal support carrier for coal mines, which comprises: the power control device comprises a rack, a walking component, a working component and a power control component, wherein the walking component is arranged at the bottom end of the rack; the working assembly comprises a working arm arranged at the front end of the top surface of the frame, a two-stage lifting arm assembly arranged on the working arm and a clamping assembly arranged at the top end of the two-stage lifting arm assembly; the power control assembly is arranged on the top surface of the rack, is positioned at the rear end of the rack and is spaced from the working assembly, and is respectively connected with the walking assembly, the two-stage lifting arm assembly and the clamping assembly and respectively controls the respective actions of the walking assembly, the two-stage lifting arm assembly and the clamping assembly.
According to one embodiment of the utility model, the walking assembly is a closed walking hydraulic system driven crawler chassis structure.
According to one embodiment of the utility model, the two-stage lifting arm assembly comprises a fixed arm connected with the working arm, a first-stage lifting arm inserted in the fixed arm and a second-stage lifting arm inserted in the first-stage lifting arm, wherein first-stage lifting oil cylinders connected with the fixed arm are arranged on two sides of the first-stage lifting arm, and second-stage lifting oil cylinders used for pushing the second-stage lifting arm to move up and down are arranged in the first-stage lifting arm.
According to one embodiment of the utility model, the clamping assembly comprises a rotary drive connected with the top end of the secondary lifting arm, a bracket arranged on the rotary drive, a clamping rod hinged at one end of the bracket, and two clamping oil cylinders arranged on the bracket and driving the clamping rod to move.
According to one embodiment of the utility model, the power handling assembly comprises a power unit for providing a power source required for a truck, a hydraulic station for providing hydraulic power required for a truck, and a handling unit; the control unit adopts a manual operation valve group to control the bidirectional movement of the carrier.
According to one embodiment of the utility model, the power unit adopts an explosion-proof diesel motor as a power source.
According to one embodiment of the utility model, the bracket is provided with a fixing rod on the side opposite to the clamping rod.
According to one embodiment of the utility model, the front end of the rack is also provided with a protection assembly, and the protection assembly comprises a protection plate hinged on the rack and a plurality of protection oil cylinders driving the protection plate to swing up and down.
The door type bracket carrier for the coal mine uses the explosion-proof diesel motor as a power source, completes the bidirectional driving movement process of the carrier through the control unit, and simultaneously, realizes the erection of the bracket and the door type bracket beam through the two-stage lifting arm assembly and the clamping rod.
Drawings
Fig. 1 is a front view of a coal mine portal frame truck according to the present invention.
Fig. 2 is a plan view of a coal mine portal frame truck according to the present invention.
Reference numerals: 1-a frame; 2-a walking component; 3-a power steering assembly; 4-a working arm; 5-a two-stage lift arm assembly; 6-a clamping assembly; 7-a guard assembly; 31-a power unit; 32 a hydraulic station; 33-a manipulation unit; 51-a fixed arm; 52-primary lifting arm; 53-a secondary lifting arm; 54-a primary lift cylinder; 61-rotation driving; 62-bracket; 63-clamping the rod; 64-clamping the oil cylinder; 65-a fixation bar; 71-protective plate; 72-protective oil cylinder.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.
As shown in fig. 1 and 2, a coal mine portal frame carrier includes: the device comprises a frame 1, a walking component 2, a working component and a power control component 3, wherein the walking component 2 is arranged at the bottom end of the frame 1; the working assembly comprises a working arm 4 arranged at the front end of the top surface of the frame 1, a two-stage lifting arm assembly 5 arranged on the working arm 4 and a clamping assembly 6 arranged at the top end of the two-stage lifting arm assembly 5; the power control assembly 3 is arranged on the top surface of the rack 1, is positioned at the rear end of the rack 1 and is arranged at a distance from the working assembly, wherein the power control assembly 3 is respectively connected with the walking assembly 2, the two-stage lifting arm assembly 5 and the clamping assembly 6 and respectively controls the respective actions of the walking assembly 2, the two-stage lifting arm assembly 5 and the clamping assembly 6, the power control assembly 3 comprises a power unit 31, a hydraulic station 32 and a control unit 33, the power unit 31 is used for providing a power source required by a carrier, in the specific structural design, the power unit 31 adopts an explosion-proof diesel motor which is convenient and rapid to move as the power source, and the hydraulic station 32 is used for providing hydraulic power required by the carrier; the control unit 33 controls the bidirectional movement of the truck by using a manual operation valve set.
The door type bracket carrier for the coal mine uses the explosion-proof diesel motor as a power source, completes the bidirectional driving movement process of the carrier through the control unit 33, and simultaneously, realizes the erection of the bracket 62 and the door type bracket beam through the two-stage lifting arm assembly 5 and the clamping rod 63.
As shown in fig. 1 and 2, the traveling assembly 2 is a crawler chassis structure driven by a closed traveling hydraulic system, and is convenient to control and stable and efficient in traveling process.
As shown in fig. 1 and 2, the two-stage lifting arm assembly 5 includes a fixed arm 51 connected to the working arm 4, a first-stage lifting arm 52 inserted into the fixed arm 51, and a second-stage lifting arm 53 inserted into the first-stage lifting arm 52, wherein a first-stage lifting cylinder 54 connected to the fixed arm 51 is disposed on each side of the first-stage lifting arm 52, a second-stage lifting cylinder (not shown) for moving the second-stage lifting arm 53 up and down is disposed in the first-stage lifting arm 52, that is, the number of the first-stage lifting cylinders 54 is two, the top rods of the first-stage lifting cylinder 54 are connected to the first-stage lifting arm 52, the bottom end of the first-stage lifting cylinder 54 is connected to the fixed arm 51, and the movement of the first-stage lifting cylinder 54 and the second-stage lifting cylinder is controlled by the control unit 33, and the first-stage lifting cylinder 54 and the second-stage lifting cylinder are provided with hydraulic power by the hydraulic station 32.
As shown in fig. 1 and 2, the clamping assembly 6 includes a rotary drive 61 connected to the top end of the secondary lifting arm 53, a bracket 62 disposed on the rotary drive 61, a clamping rod 63 hinged to one end of the bracket 62, and two clamping cylinders 64 disposed on the bracket 63 and driving the clamping rod 63 to move, a fixing rod 65 is disposed on a side of the bracket 63 opposite to the clamping rod 64, a rotation angle of the rotary drive 61 is effectively controlled by the control unit 33, the clamping cylinders 64 are supported by hydraulic power provided by the hydraulic station 32 and are controlled by the control unit 33, it should be understood that the clamping cylinders 64 drive the clamping rod 63 to move, and the fixing rod 65 is matched to effectively clamp and fix the bracket 62 to the portal frame, thereby completing transportation of the portal frame by the transportation vehicle.
As shown in fig. 1 and 2, the front end of the rack 1 is further provided with a protection assembly 7, the protection assembly 7 includes a protection plate 71 hinged on the rack 1 and a plurality of protection cylinders 72 driving the protection plate 71 to swing up and down, and obstacles along the road can be pushed away in the advancing process of the carrier through the protection plate 71, so that the carrier can move conveniently.
As shown in fig. 1 and 2, the coal mine portal frame carrier of the present invention is used in the following specific process: firstly, lowering the gantry support beam to a certain height, then driving the traveling assembly 2, placing the working arm 4 below the gantry support beam, driving the first-stage lifting oil cylinder 54 to lift the first-stage lifting arm 52, then driving the second-stage lifting oil cylinder to lift the second-stage lifting arm 53 until the bracket 62 supports the gantry support beam, and then sequentially lowering the second-stage lifting arm 53 and the first-stage lifting arm 52 to proper positions; the driving rotary drive 61 rotates the door type support by a certain angle to enable the support pillar to be close to the body of the carrier as much as possible; and finally, driving the walking assembly 2 to convey the portal frame to a designated place.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (8)
1. The utility model provides a portal frame carrier for coal mine which characterized in that includes: the power control device comprises a rack, a walking component, a working component and a power control component, wherein the walking component is arranged at the bottom end of the rack; the working assembly comprises a working arm arranged at the front end of the top surface of the frame, a two-stage lifting arm assembly arranged on the working arm and a clamping assembly arranged at the top end of the two-stage lifting arm assembly; the power control assembly is arranged on the top surface of the rack, is positioned at the rear end of the rack and is spaced from the working assembly, and is respectively connected with the walking assembly, the two-stage lifting arm assembly and the clamping assembly and respectively controls the respective actions of the walking assembly, the two-stage lifting arm assembly and the clamping assembly.
2. The coal mine portal support truck of claim 1, wherein the travel assembly is a closed travel hydraulic system driven crawler chassis structure.
3. The coal mine portal jib hauler of claim 1, wherein said two-stage lift arm assembly comprises a fixed arm connected to said working arm, a first stage lift arm inserted into said fixed arm, and a second stage lift arm inserted into said first stage lift arm, wherein a first stage lift cylinder connected to said fixed arm is disposed at both sides of said first stage lift arm, and a second stage lift cylinder for moving said second stage lift arm up and down is disposed in said first stage lift arm.
4. The coal mine portal frame truck as recited in claim 3, wherein said clamping assembly comprises a rotary drive connected to the top end of said secondary lift arm, a bracket provided on said rotary drive, a clamping rod hinged to one end of said bracket, and two clamping cylinders provided on said bracket and moving said clamping rod.
5. The mining portal frame cart of claim 1, wherein said power handling assembly comprises a power unit for providing a power source required for a cart, a hydraulic station for providing hydraulic power required for a cart, and a handling unit; the control unit adopts a manual operation valve group to control the bidirectional movement of the carrier.
6. The mining portal frame carrier of claim 5, wherein the power unit uses an explosion-proof diesel motor as a power source.
7. The coal mine portal frame truck as set forth in claim 4, wherein a fixing rod is provided on a side of said bracket opposite to said clamp rod.
8. The mining portal support truck according to claim 1, wherein a guard assembly is further provided at a front end of the frame, and the guard assembly includes a guard plate hinged to the frame and a plurality of guard cylinders for driving the guard plate to swing up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120073136.0U CN215439553U (en) | 2021-01-12 | 2021-01-12 | Portal support carrier for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120073136.0U CN215439553U (en) | 2021-01-12 | 2021-01-12 | Portal support carrier for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215439553U true CN215439553U (en) | 2022-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120073136.0U Active CN215439553U (en) | 2021-01-12 | 2021-01-12 | Portal support carrier for coal mine |
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| CN (1) | CN215439553U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114802498A (en) * | 2022-05-11 | 2022-07-29 | 江苏天煤机电科技有限公司 | Mining portal support carrier taking explosion-proof battery as power |
| CN114873513A (en) * | 2022-05-07 | 2022-08-09 | 株洲时代电子技术有限公司 | Gantry crane rotation fixing operation method |
-
2021
- 2021-01-12 CN CN202120073136.0U patent/CN215439553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114873513A (en) * | 2022-05-07 | 2022-08-09 | 株洲时代电子技术有限公司 | Gantry crane rotation fixing operation method |
| CN114802498A (en) * | 2022-05-11 | 2022-07-29 | 江苏天煤机电科技有限公司 | Mining portal support carrier taking explosion-proof battery as power |
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