CN116378735B - Movable base device and hydraulic support with same - Google Patents
Movable base device and hydraulic support with same Download PDFInfo
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- CN116378735B CN116378735B CN202310655000.4A CN202310655000A CN116378735B CN 116378735 B CN116378735 B CN 116378735B CN 202310655000 A CN202310655000 A CN 202310655000A CN 116378735 B CN116378735 B CN 116378735B
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- base
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- connecting rod
- rotate
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- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000008093 supporting effect Effects 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 66
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000000452 restraining effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000000629 knee joint Anatomy 0.000 description 1
- 210000002414 leg Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 210000000689 upper leg Anatomy 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
- E21D23/08—Advancing mechanisms
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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
- E21D23/18—Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Abstract
The invention relates to a mobile base device and a hydraulic support with the same, wherein the mobile base device comprises: base, supporting mechanism and pushing mechanism. The base extends along first direction, supporting mechanism includes two backup pads, and two backup pads are arranged respectively in the both sides of base along the second direction, and first direction, second direction and the two liang of quadrature of upper and lower direction of base, and pushing mechanism includes drive assembly and two sets of link assembly, and two sets of link assembly link to each other with two backup pads respectively, and drive assembly links to each other with link assembly, and drive assembly is used for driving link assembly and rotates, and link assembly can drive base and backup pad and lift away ground respectively, and base and backup pad can follow first direction relative movement. The movable base device is flexible to move, can adapt to complex terrain environments, and has strong self-moving capability.
Description
Technical Field
The invention relates to the technical field of hydraulic supports, in particular to a movable base device and a hydraulic support with the same.
Background
In recent years, along with the gradual maturity of intelligent fully-mechanized mining technology, especially in the working face stoping process, along with the continuous forward pushing process of coal mining machine, scraper conveyor and hydraulic support, the tunnel condition at two ends of the working face changes, the tunnel roof instability and collapse occur in time, temporary support needs to be carried out between advanced hydraulic supports on the tunnel, and timely protection is provided for mechanical equipment such as a reversed loader, an equipment train and staff in the tunnel.
However, due to the fact that the two sides of the stoping roadway are shortened in the pushing of the working face, the advanced hydraulic support needs to have certain self-moving capability, most of the hydraulic supports adopt a multi-support serial connection mode, the supports are connected with each other to serve as temporary supports to move, but after leaving the serial support group, the supports cannot move independently, and the flexibility of underground equipment space movement is limited. On the other hand, the moving base of the hydraulic support in the related art cannot be suitable for complex terrain environments, and has poor self-moving capability and automatic efficiency.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems in the related art to some extent.
Therefore, the embodiment of the invention provides the mobile base device which is flexible to move, can adapt to complex terrain environments and has high self-moving capability.
The embodiment of the invention also provides a hydraulic support.
The mobile base device of the embodiment of the invention comprises: a base extending in a first direction; the support mechanism comprises two support plates, the two support plates are respectively arranged at two sides of the base along a second direction, and the first direction, the second direction and the up-down direction of the base are orthogonal in pairs; the pushing mechanism comprises a driving assembly and two groups of connecting rod assemblies, the two groups of connecting rod assemblies are respectively connected with the two supporting plates, the driving assembly is connected with the connecting rod assemblies, the driving assembly is used for driving the connecting rod assemblies to rotate, the connecting rod assemblies can drive the base and the supporting plates to be lifted off the ground respectively, and the base and the supporting plates can move relatively along the first direction.
According to the movable base device provided by the embodiment of the invention, when the position of the movable base device needs to be adjusted, the driving component can drive the connecting rod component to rotate, the connecting rod component can drive the base to lift off the ground and drive the base to move forwards or backwards, and the supporting plate supports the bottom surface. Then, the connecting rod assembly drives the base to be located at a preset position, so that the forward movement of the base is completed, and the connecting rod assembly can drive the supporting plate to lift off the ground and reset, so that a self-moving period is completed. According to the mobile base device, the mobile base device is self-moved by adopting the structure, so that the mobile base device can adapt to more complex terrain environments, is flexible to move and has stronger self-moving capability compared with the self-moving form of the crawler belt or the tire.
In some embodiments, the pushing mechanisms are at least two groups, and the pushing mechanisms of two groups are arranged on the base at intervals along the first direction.
In some embodiments, the pushing mechanism further includes a transmission shaft, the transmission shaft penetrates through the base along the second direction, the two groups of connecting rod assemblies are respectively arranged at two ends of the transmission shaft, the connecting rod assemblies include a first rod and a second rod, the upper end of the first rod is connected with the transmission shaft, the lower end of the first rod is connected with the upper end of the second rod, the lower end of the second rod is connected with the support plate, the driving assembly can drive the transmission shaft to rotate, the transmission shaft can drive the first rod to rotate, the first rod can drive the second rod to rotate, and the second rod can rotate relative to the support plate, so that the base and the support plate are respectively lifted off the ground.
In some embodiments, the connecting rod assembly further comprises a limiting clamping seat, a limiting groove is formed in the limiting clamping seat, the lower end of the first rod and the upper end of the second rod are arranged in the limiting groove, and the limiting groove is used for restraining a rotation included angle between the first rod and the second rod to be 0-180 degrees.
In some embodiments, the driving assembly includes a telescopic member and a transmission link, one end of the telescopic member is pivotally connected to the base, the other end of the telescopic member is pivotally connected to the transmission link, the transmission link is connected to the transmission shaft, and the telescopic member can drive the transmission link to rotate around an axis of the transmission shaft, so that the transmission shaft drives the first rod to rotate.
In some embodiments, the transmission connecting rod is provided with a spline hole, the transmission shaft is provided with a spline, and the spline penetrates through the spline hole; and/or the telescopic piece is a hydraulic cylinder.
In some embodiments, the support mechanism further comprises a reset assembly, the reset assembly comprises a fixed shaft and two elastic pieces, the fixed shaft is arranged on the base in a penetrating manner along the second direction, the fixed shaft is rotatable relative to the base along the axis of the fixed shaft, the two elastic pieces are respectively arranged at two ends of the fixed shaft along the second direction, one end of each elastic piece is connected with the fixed shaft, the other end of each elastic piece is connected with the support plate, and when the support plate is lifted off the ground, the elastic pieces have elastic force for driving the support plate to move towards the base along the first direction.
In some embodiments, the elastic member includes a connection plate, a spring housing, and a return spring, the connection plate is disposed on the support plate, the spring housing is mounted at an end of the fixed shaft, one end of the return spring is connected to the connection plate, and the other end of the return spring is connected to the spring housing.
In some embodiments, the support mechanism further comprises a cleat disposed at a lower end of the support plate; and/or a reinforcing rib plate is arranged in the base.
According to another embodiment of the present invention, a hydraulic mount includes: a mobile base device, which is an embodiment of the present invention; the jacking device is arranged at the upper end of the movable base device; the top beam is arranged at the upper end of the jacking device, and the jacking device is used for adjusting the supporting height of the top beam.
According to the hydraulic support provided by the embodiment of the invention, when the position of the movable base device needs to be adjusted, the driving assembly can drive the connecting rod assembly to rotate, the connecting rod assembly can drive the base to lift off the ground and drive the base to move forwards or backwards, and the supporting plate supports the bottom surface. Then, the connecting rod assembly drives the base to be located at a preset position, so that the forward movement of the base is completed, and the connecting rod assembly can drive the supporting plate to lift off the ground and reset, so that a self-moving period is completed. According to the hydraulic support, the movable base device is self-moved by adopting the structure, so that the hydraulic support can adapt to more complex terrain environments, is flexible to move and has strong self-moving capability.
Drawings
Fig. 1 is an isometric view of a hydraulic mount according to an embodiment of the present invention.
Fig. 2 is an isometric view of a mobile base unit according to an embodiment of the present invention.
Fig. 3 is a partial schematic view of a mobile base unit according to an embodiment of the present invention.
Fig. 4 is a schematic view of a pushing mechanism of the mobile base device according to the embodiment of the present invention.
Fig. 5 is a schematic view of a base of a mobile base unit according to an embodiment of the present invention.
Fig. 6 is a schematic view of a support mechanism of the mobile base device according to an embodiment of the present invention.
Fig. 7 is a partial schematic view of a support mechanism of a mobile base device according to an embodiment of the present invention.
Fig. 8a is a state diagram of the hydraulic mount moving process according to the embodiment of the present invention.
Fig. 8b is another state diagram of the hydraulic mount moving process according to the embodiment of the present invention.
Fig. 8c is yet another state diagram during movement of the hydraulic mount according to an embodiment of the present invention.
Fig. 8d is a further state diagram of the hydraulic mount moving process according to the embodiment of the present invention.
Fig. 9 is a flowchart illustrating operations of the mobile base device according to the embodiment of the present invention.
Reference numerals:
1. a base; 11. a bottom plate; 12. a main rib plate; 13. a column nest; 14. a second ear mount; 15. a third ear mount; 16. reinforcing rib plates; 161. an inner rib plate; 162. end rib plates;
2. a support mechanism; 21. a support plate; 22. a reset assembly; 221. a fixed shaft; 222. an elastic member; 2221. a connecting plate; 2222. a spring sleeve; 2223. a return spring; 223. a shaft sleeve; 23. a cleat; 24. a first ear mount;
3. a pushing mechanism; 31. a drive assembly; 311. a telescoping member; 312. a transmission link; 3121. a spline hole; 32. a connecting rod assembly; 321. a first lever; 322. a second lever; 323. a limit clamping seat; 3231. a limit groove; 33. a transmission shaft; 331. a spline;
4. a jacking device; 41. a column; 42. a stabilizing mechanism;
5. and (5) a top beam.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
A moving base device and a hydraulic mount having the same according to an embodiment of the present invention are described below with reference to fig. 1 to 9.
As shown in fig. 1 to 3, a mobile base device according to an embodiment of the present invention includes: base 1, supporting mechanism 2 and pushing mechanism 3. The base 1 extends along a first direction, the support mechanism 2 comprises two support plates 21, the two support plates 21 are respectively arranged on two sides of the base 1 along a second direction, and the first direction, the second direction and the up-down direction of the base 1 are orthogonal.
It is understood that the first direction may be a longitudinal direction of the chassis 1, such as a front-to-rear direction in fig. 1. The second direction may be a width direction of the chassis 1, such as a left-right direction in fig. 1.
As shown in fig. 2 to 4, the pushing mechanism 3 includes a driving component 31 and two groups of link components 32, the two groups of link components 32 are respectively connected with the two support plates 21, the driving component 31 is connected with the link components 32, the driving component 31 is used for driving the link components 32 to rotate, the link components 32 can drive the base 1 and the support plates 21 to be lifted off the ground respectively, and the base 1 and the support plates 21 can relatively move along the first direction.
According to the mobile base device of the embodiment of the invention, when the position of the mobile base device needs to be adjusted, the driving component 31 can drive the connecting rod component 32 to rotate, the connecting rod component 32 can drive the base 1 to lift off the ground and drive the base 1 to move forwards or backwards, and the supporting plate 21 supports the bottom surface. Then, the link assembly 32 drives the base 1 to fall to a preset position, so that the forward movement of the base 1 is completed, and the link assembly 32 can drive the support plate 21 to lift off the ground and reset, so that a self-moving cycle is completed.
The movable base device of the embodiment of the invention can adapt to more complex terrain environments by adopting the structure to perform self-movement, and has flexible movement and stronger self-movement capability compared with the self-movement form of the crawler belt or the tire. It will be appreciated that the mobile base device according to the embodiment of the present invention drives the base 1 to move forward or backward by lifting the base 1 and the support plate 21 away from the ground, respectively, so that the obstacle surmounting capability of the mobile base device can be improved, and the mobile base device can adapt to a complex geographical environment.
On the other hand, the support plates 21 on both sides of the base 1 can be driven in parallel through the connecting rod assemblies 32 on both sides, so that the moving stability of the base 1 can be improved, and the structure is simple in design and low in cost.
Alternatively, as shown in fig. 2, the pushing mechanisms 3 are at least two groups, and the pushing mechanisms 3 of two groups are arranged on the base 1 at intervals along the first direction. It is understood that the pushing mechanism 3 may be two or more groups. For example, when the length of the base 1 is long, a plurality of groups of pushing mechanisms 3 can be provided, which is beneficial to improving the moving stability of the moving base device.
In some embodiments, as shown in fig. 3 and 4, the pushing mechanism 3 further includes a transmission shaft 33, the transmission shaft 33 is penetrating through the base 1 along the second direction, two sets of link assemblies 32 are respectively disposed at two ends of the transmission shaft 33, the driving assembly 31 can drive the transmission shaft 33 to rotate, the link assemblies 32 include a first rod 321 and a second rod 322, an upper end of the first rod 321 is connected with the transmission shaft 33, a lower end of the first rod 321 is connected with an upper end of the second rod 322, and a lower end of the second rod 322 is connected with the support plate 21. For example, the support plate 21 is provided with a first ear mount 24, and the lower end of the second lever 322 is hinged to the second ear mount 14.
The driving assembly 31 can drive the transmission shaft 33 to rotate, the transmission shaft 33 can drive the first rod 321 to rotate, the first rod 321 can drive the second rod 322 to rotate, and the second rod 322 can rotate relative to the supporting plate 21, so that the base 1 and the supporting plate 21 are lifted off the ground respectively. It will be appreciated that the axes of rotation of the drive shaft 33, the first rod 321 and the second rod 322 are all parallel to the second direction.
For example, as shown in fig. 3, two sides of the base 1 along the second direction are respectively provided with a second ear seat 14, and a transmission shaft 33 is rotatably penetrating through the first ear seat 24, in other words, the first ear seat 24 can rotatably support the transmission seat. The movable base device of the embodiment of the invention can lead the transmission structure of the movable base device to be simple and the cost to be lower by arranging the connecting rod assembly 32 into the structure.
Specifically, as shown in fig. 4, the link assembly 32 further includes a limiting clamping seat 323, a limiting groove 3231 is formed on the limiting clamping seat 323, the lower end of the first rod 321 and the upper end of the second rod 322 are disposed in the limiting groove 3231, the limiting groove 3231 is used for restraining a rotation included angle between the first rod 321 and the second rod 322 to be 0-180 °, it can be understood that the link assembly 32 is contoured to a leg structure of a human body, the first rod 321 is contoured to a general thigh, the second rod 322 is contoured to a shank of the human body, and the limiting clamping seat 323 is contoured to a knee joint of the human body. The movable base device of the embodiment of the invention adopts the connecting rod assembly 32, is beneficial to improving the stability of the movement of the movable base device, has larger step distance and has higher self-moving efficiency.
In some embodiments, as shown in fig. 4, the driving assembly 31 includes a telescopic member 311 and a transmission link 312, one end of the telescopic member 311 is pivotably connected to the base 1, and the other end of the telescopic member 311 is pivotably connected to the transmission link 312. For example, the telescoping member 311 is a hydraulic cylinder. The transmission link 312 is connected to the transmission shaft 33, and the telescopic member 311 can drive the transmission link 312 to rotate around the axis of the transmission shaft 33, so that the transmission shaft 33 drives the first rod 321 to rotate. It will be appreciated that the mobile base unit of the embodiments of the present invention employs a hydraulic mechanism to drive the rotation of the drive shaft 33.
When the moving base device moves and the telescopic piece 311 stretches, the telescopic piece 311 can drive the transmission connecting rod 312 to rotate anticlockwise around the axis of the transmission shaft 33, and the transmission connecting rod 312 is fixedly connected with the transmission shaft 33, so that the transmission shaft 33 can be driven to rotate anticlockwise. When the telescopic member 311 is retracted, the telescopic member 311 can drive the transmission link 312 to rotate clockwise around the axis of the transmission shaft 33, and the transmission link 312 is fixedly connected with the transmission shaft 33, so that the transmission shaft 33 can be driven to rotate clockwise.
Alternatively, as shown in fig. 4, the transmission link 312 is provided with a spline hole 3121, the transmission shaft 33 is provided with a spline 331, and the spline 331 is disposed through the spline hole 3121. The movable base device of the embodiment of the invention connects the transmission connecting rod 312 and the transmission shaft 33 in the form of the spline 331, can improve the stability of transmission of the transmission connecting rod 312 and the transmission shaft 33, is convenient to process and manufacture, is convenient to assemble and has lower cost.
In some embodiments, as shown in fig. 4, 6 and 7, the supporting mechanism 2 further includes a restoring assembly 22, where the restoring assembly 22 includes a fixed shaft 221 and two elastic members 222, the fixed shaft 221 is disposed on the base 1 along a second direction, the fixed shaft 221 is rotatable relative to the base 1 along an axis thereof, the two elastic members 222 are disposed on two ends of the fixed shaft 221 along the second direction, one end of each elastic member 222 is connected to the fixed shaft 221, the other end of each elastic member 222 is connected to the supporting plate 21, and when the supporting plate 21 lifts off the ground, the elastic members 222 have an elastic force that drives the supporting plate 21 to move toward the base 1 along the first direction. It will be appreciated that when the support plate 21 supports the ground and the base 1 is lifted off the ground, the elastic member 222 is extended and stores elastic potential energy. When the base 1 moves forward and contacts the ground and the support plate 21 lifts off the ground, the elastic member 222 can contract under the action of the elastic force, so as to drive the support plate 21 to automatically reset, and the self-moving efficiency of the moving base device is improved.
Alternatively, as shown in fig. 6 and 7, the elastic member 222 includes a connection plate 2221, a spring housing 2222, and a return spring 2223, the connection plate 2221 is provided on the support plate 21, the spring housing 2222 is mounted at an end portion of the fixed shaft 221, one end of the return spring 2223 is detachably connected to the connection plate 2221, and the other end of the return spring 2223 is detachably connected to the spring housing 2222.
Further, as shown in fig. 6 and 7, the reset assembly 22 further includes a shaft sleeve 223, the shaft sleeve 223 is rotatably sleeved on the fixed shaft 221, and the shaft sleeve 223 is pivotally connected with the base 1, so as to improve the smoothness of the rotation of the fixed shaft 221 relative to the base 1.
As shown in fig. 8a, 8b, 8c, and 8d, the moving process of the moving base device according to the embodiment of the present invention is as follows.
(1) The telescopic member 311 is extended to drive the transmission shaft 33 to rotate counterclockwise, the transmission shaft 33 rotates to drive the first rod 321 to rotate counterclockwise around the hinge point, the limiting clamping seat 323 is welded on the first rod 321 and rotates counterclockwise synchronously with the first rod 321, and the limiting clamping seat 323 unidirectionally constrains the second rod 322 to rotate counterclockwise, so that the supporting plate 21 connected with the second rod 322 moves in parallel in a backward and downward direction and contacts the ground, as shown in fig. 8 a;
(2) The base 1 slowly leaves the ground under the supporting action of the two supporting plates 21, and the whole gravity center of the base 1 moves forwards until the length direction of the first rod 321 and the length direction of the second rod 322 are perpendicular to the base 1, and the reset spring 2223 stretches as shown in fig. 8 b;
(3) The transmission shaft 33 continues to rotate anticlockwise, the second rod 322 leaves the unilateral constraint of the limit clamping seat 323 and continues to rotate upwards, the base 1 moves forwards and falls to contact the ground, the base 1 is completed to move forwards, and the support plate 21 is gradually lifted and lifted off the ground, as shown in fig. 8 c;
(4) The telescopic member 311 is retracted, the driving shaft 33 is driven to rotate clockwise, the driving shaft 33 rotates to drive the first rod 321 to rotate clockwise around the hinge point, the reset spring 2223 is contracted, at this time, the second rod 322 leaves the unilateral constraint of the limiting clamping seat 323, a certain angle bending state is presented between the second rod 322 and the first rod 321, the supporting plate 21 and the telescopic member 311 return to the original position, and thus, one self-moving period is completed, as shown in fig. 8 d.
In other words, as shown in fig. 9, the telescopic member 311 can drive the transmission shaft 33 to rotate, so that the support plate 21 is attached to the ground, the base 1 is lifted off the ground, and the elastic member 222 stretches, so that the center of gravity of the base 1 is moved forward. The controller of the hydraulic support can determine whether the transmission shaft 33 of the base 1 reaches the reset angle, and after the transmission shaft 33 reaches the reset angle, the transmission shaft 33 can drive the second rod 322 to rotate, so that the support plate 21 is recovered, the bottom plate 11 falls to the ground, and the elastic piece 222 is contracted, thereby completing the self-moving action of the hydraulic support.
In some embodiments, as shown in fig. 7, the support mechanism 2 further includes a cleat 23, and the cleat 23 is provided at the lower end of the support plate 21. For example, the lower end surface of the antiskid plate 23 has antiskid lines, so that the friction force of the supporting plate 21 can be increased, and the self-moving efficiency of the moving base device can be improved.
Optionally, as shown in fig. 5, a reinforcing rib 16 is provided in the base 1. Specifically, the base 1 includes a bottom plate 11, a main gusset 12, a column nest 13, a third ear seat 15, a column nest 13, and a reinforcing gusset 16, and the reinforcing gusset 16 includes an inner gusset 161 and an end gusset 162. The lower extreme and the third ear seat 15 of extensible member 311 are pivotably connected, and main gusset 12 are two and are arranged respectively in the both sides of bottom plate 11 along the second direction, and interior gusset 161 and tip gusset 162 are all located between two main gusset 12, and interior gusset 161 locates the middle part position of base 1, and tip gusset 162 locates the tip position of base 1, and post nest 13 is located between two main gusset 12 in order to be used for installing stand 41.
As shown in fig. 1, a hydraulic mount according to another embodiment of the present invention includes: the base device, the jacking device 4 and the top beam 5 are moved. The mobile base device is a base 1 device of the invention; the jacking device 4 is arranged at the upper end of the mobile base device; the top beam 5 is arranged at the upper end of the jacking device 4, and the jacking device 4 is used for adjusting the supporting height of the top beam 5.
Specifically, as shown in fig. 1, the jacking device 4 includes two columns 41 and a stabilizing mechanism 42, the two columns 41 are arranged on the base 1 at intervals along the first direction, and the stabilizing mechanism 42 is provided between the two columns 41.
According to the hydraulic support of the embodiment of the invention, when the position of the movable base device needs to be adjusted, the driving component 31 can drive the connecting rod component 32 to rotate, the connecting rod component 32 can drive the base 1 to lift off the ground and drive the base 1 to move forwards or backwards, and the supporting plate 21 supports the bottom surface. Then, the link assembly 32 drives the base 1 to fall to a preset position, so that the forward movement of the base 1 is completed, and the link assembly 32 can drive the support plate 21 to lift off the ground and reset, so that a self-moving cycle is completed. According to the hydraulic support, the movable base device is self-moved by adopting the structure, so that the hydraulic support can adapt to more complex terrain environments, is flexible to move and has strong self-moving capability.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While the above embodiments have been shown and described, it should be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations of the above embodiments may be made by those of ordinary skill in the art without departing from the scope of the invention.
Claims (9)
1. A mobile base unit, comprising:
a base extending in a first direction;
the support mechanism comprises two support plates, the two support plates are respectively arranged at two sides of the base along a second direction, and the first direction, the second direction and the up-down direction of the base are orthogonal in pairs;
the pushing mechanism comprises a driving assembly and two groups of connecting rod assemblies, the two groups of connecting rod assemblies are respectively connected with the two supporting plates, the driving assembly is connected with the connecting rod assemblies and used for driving the connecting rod assemblies to rotate, the connecting rod assemblies can drive the base and the supporting plates to be lifted off the ground respectively, and the base and the supporting plates can relatively move along the first direction;
the pushing mechanism further comprises a transmission shaft, the transmission shaft penetrates through the base along the second direction, two groups of connecting rod assemblies are respectively arranged at two ends of the transmission shaft, each connecting rod assembly comprises a first rod and a second rod, the upper end of each first rod is connected with the transmission shaft, the lower end of each first rod is connected with the upper end of each second rod, the lower end of each second rod is connected with the supporting plate, the driving assembly can drive the transmission shaft to rotate, the transmission shaft can drive the first rods to rotate, the first rods can drive the second rods to rotate, and the second rods can rotate relative to the supporting plates so that the base and the supporting plates are respectively lifted off the ground.
2. The mobile base unit of claim 1, wherein the pushing mechanisms are at least two groups, the pushing mechanisms of two groups being arranged on the base at intervals along the first direction.
3. The mobile base device of claim 1, wherein the link assembly further comprises a limiting clamping seat, a limiting groove is formed in the limiting clamping seat, the lower end of the first rod and the upper end of the second rod are arranged in the limiting groove, and the limiting groove is used for restraining a rotation included angle between the first rod and the second rod to be 0-180 degrees.
4. The mobile base unit of claim 1, wherein the drive assembly comprises a telescoping member and a drive link, one end of the telescoping member is pivotally connected to the base, the other end of the telescoping member is pivotally connected to the drive link, the drive link is connected to the drive shaft, and the telescoping member is configured to rotate the drive link about the axis of the drive shaft to rotate the drive shaft to the first lever.
5. The mobile base device according to claim 4, wherein a spline hole is formed in the transmission connecting rod, a spline is formed in the transmission shaft, and the spline penetrates through the spline hole;
and/or the telescopic piece is a hydraulic cylinder.
6. The mobile base device according to claim 1, wherein the supporting mechanism further comprises a resetting assembly, the resetting assembly comprises a fixed shaft and two elastic members, the fixed shaft penetrates through the base along the second direction, the fixed shaft is rotatable relative to the base along the axis of the fixed shaft, the two elastic members are respectively arranged at two ends of the fixed shaft along the second direction, one end of each elastic member is connected with the fixed shaft, the other end of each elastic member is connected with the supporting plate, and when the supporting plate is lifted off the ground, the elastic members have elastic force for driving the supporting plate to move towards the base along the first direction.
7. The mobile base unit of claim 6, wherein the elastic member comprises a connection plate, a spring housing and a return spring, the connection plate is disposed on the support plate, the spring housing is mounted on an end portion of the fixed shaft, one end of the return spring is connected to the connection plate, and the other end of the return spring is connected to the spring housing.
8. The mobile base unit of claim 1, wherein the support mechanism further comprises a cleat disposed at a lower end of the support plate;
and/or a reinforcing rib plate is arranged in the base.
9. A hydraulic mount, comprising:
a mobile base unit according to any one of claims 1-8;
the jacking device is arranged at the upper end of the movable base device;
the top beam is arranged at the upper end of the jacking device, and the jacking device is used for adjusting the supporting height of the top beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310655000.4A CN116378735B (en) | 2023-06-05 | 2023-06-05 | Movable base device and hydraulic support with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310655000.4A CN116378735B (en) | 2023-06-05 | 2023-06-05 | Movable base device and hydraulic support with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116378735A CN116378735A (en) | 2023-07-04 |
| CN116378735B true CN116378735B (en) | 2023-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310655000.4A Active CN116378735B (en) | 2023-06-05 | 2023-06-05 | Movable base device and hydraulic support with same |
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| Country | Link |
|---|---|
| CN (1) | CN116378735B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3002796A1 (en) * | 1979-02-03 | 1980-08-07 | Fletcher Sutcliffe Wild Ltd | SELF-TREADING EXTENSION |
| US5938376A (en) * | 1997-05-06 | 1999-08-17 | Alcaraz; Robert J. | Automated temporary roof support, bolter and method |
| CN103452574A (en) * | 2013-09-12 | 2013-12-18 | 沈阳天安矿山机械科技有限公司 | Auxiliary bracket moving device of circular self-moving advance support |
| CN109098745A (en) * | 2018-10-10 | 2018-12-28 | 郑州煤矿机械集团股份有限公司 | For recycling the anti-down mechanism of shift-forward type advance timbering |
| CN109139073A (en) * | 2018-09-04 | 2019-01-04 | 珲春矿业（集团）有限责任公司机电分公司 | A kind of compound lift bottom passage advanced stand device |
| CN110159332A (en) * | 2019-05-30 | 2019-08-23 | 闫琳 | A kind of light-duty automatic moving type of fully-mechanized mining working is taken a step advanced hydraulic support group |
| CN214273724U (en) * | 2021-01-08 | 2021-09-24 | 河北天择重型机械有限公司 | Multifunctional belt conveyor self-moving tail |
| CN214499119U (en) * | 2021-02-26 | 2021-10-26 | 安徽省矿业机电装备有限责任公司 | Self-moving type advance roadway supporting device |
| CN114876546A (en) * | 2022-05-26 | 2022-08-09 | 巩义瑶岭煤业有限公司 | Constant-support push-pull stepping self-moving type advance support hydraulic support and support method thereof |
-
2023
- 2023-06-05 CN CN202310655000.4A patent/CN116378735B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3002796A1 (en) * | 1979-02-03 | 1980-08-07 | Fletcher Sutcliffe Wild Ltd | SELF-TREADING EXTENSION |
| US5938376A (en) * | 1997-05-06 | 1999-08-17 | Alcaraz; Robert J. | Automated temporary roof support, bolter and method |
| CN103452574A (en) * | 2013-09-12 | 2013-12-18 | 沈阳天安矿山机械科技有限公司 | Auxiliary bracket moving device of circular self-moving advance support |
| CN109139073A (en) * | 2018-09-04 | 2019-01-04 | 珲春矿业（集团）有限责任公司机电分公司 | A kind of compound lift bottom passage advanced stand device |
| CN109098745A (en) * | 2018-10-10 | 2018-12-28 | 郑州煤矿机械集团股份有限公司 | For recycling the anti-down mechanism of shift-forward type advance timbering |
| CN110159332A (en) * | 2019-05-30 | 2019-08-23 | 闫琳 | A kind of light-duty automatic moving type of fully-mechanized mining working is taken a step advanced hydraulic support group |
| CN214273724U (en) * | 2021-01-08 | 2021-09-24 | 河北天择重型机械有限公司 | Multifunctional belt conveyor self-moving tail |
| CN214499119U (en) * | 2021-02-26 | 2021-10-26 | 安徽省矿业机电装备有限责任公司 | Self-moving type advance roadway supporting device |
| CN114876546A (en) * | 2022-05-26 | 2022-08-09 | 巩义瑶岭煤业有限公司 | Constant-support push-pull stepping self-moving type advance support hydraulic support and support method thereof |
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| Publication number | Publication date |
|---|---|
| CN116378735A (en) | 2023-07-04 |
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