CN219928749U - Steering device for underground transportation heavy equipment - Google Patents
Steering device for underground transportation heavy equipment Download PDFInfo
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- CN219928749U CN219928749U CN202320871063.9U CN202320871063U CN219928749U CN 219928749 U CN219928749 U CN 219928749U CN 202320871063 U CN202320871063 U CN 202320871063U CN 219928749 U CN219928749 U CN 219928749U
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- turntable
- bearing wheel
- steering apparatus
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- 239000000428 dust Substances 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 2
- 230000000712 assembly Effects 0.000 abstract description 4
- 238000000429 assembly Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
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Abstract
The utility model relates to a steering device for underground transportation of heavy equipment, and belongs to the technical field of heavy equipment steering; the device comprises a bottom plate, wherein the bottom plate is of a circular plate-shaped structure which is horizontally arranged, a turntable is rotationally connected to the center of the upper end surface of the bottom plate through a central shaft assembly, the turntable is of a circular plate-shaped structure which is horizontally arranged, a plurality of bearing wheel assemblies are arranged on the periphery of the lower end surface of the turntable, bearing wheels in the bearing wheel assemblies roll on the bottom plate, and two parallel tracks are fixedly arranged on the upper end surface of the turntable; can realize 360 ︒ free rotation, and the operation is nimble steady, and bearing capacity reaches more than 10T, and atress load is even. So that the travelling trolley for loading the heavy equipment can smoothly enter and exit the main roadway on the track.
Description
Technical Field
The utility model belongs to the technical field of heavy equipment steering, and particularly relates to a steering device for underground transportation of heavy equipment.
Background
A plurality of sections of crossed straight running rails are paved underground, heavy equipment runs on the straight running rails, and a steering device is required to be arranged at the crossing position of two crossed straight running rails to meet the steering requirement of the heavy equipment, namely, the heavy equipment is steered from one section of straight running rails by 90 degrees to the other section of straight running rails. The existing steering device has the defects that due to the defects of the structure, a serious clamping phenomenon can occur when the steering device is used in a field environment, the direction of a trolley on a track can be changed only by means of brute force of a plurality of workers, a great deal of manpower and energy are consumed, meanwhile, the working efficiency is low, the danger is high, the controllability of adverse factors in the overhaul process is low, and potential unsafe factors are many.
Disclosure of Invention
The utility model overcomes the defects of the prior art and provides a steering device for underground transportation of heavy equipment; the problem that a steering device for a crossed straight track is easy to clamp in the underground is solved.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme.
The utility model provides a steering gear of transportation heavy equipment in pit, includes the bottom plate, the bottom plate is the circular platy structure that the level set up, is connected with the carousel through center pin assembly rotation in the up end center department of bottom plate, the carousel is the circular platy structure that the level set up, is provided with a plurality of bearing wheel subassemblies at the lower terminal surface week circle of carousel, and the inside bearing wheel of bearing wheel subassembly rolls on the bottom plate, is provided with two track that parallels at carousel up end is fixed.
Further, a mounting hole which penetrates up and down is formed in the center of the rotary table, a cylindrical mounting sleeve with openings at the upper end and the lower end is fixedly arranged in the center of the upper end face of the rotary table, and the inner diameter of the mounting sleeve is larger than that of the mounting hole; a cylindrical protective sleeve is fixedly arranged at the outer edge of the lower end surface of the rotary table.
Further, a plurality of groups of fixing holes are formed in the outer edge of the rotary table along the periphery, four fixing holes are formed in each group of fixing holes, and the four fixing holes are distributed in a square mode.
Further, a plurality of transverse rib plates, longitudinal rib plates and arc rib plates are fixedly arranged on the lower end face of the turntable, wherein the transverse rib plates and the longitudinal rib plates are staggered to form a net structure, and the edges of the two ends of the transverse rib plates and the longitudinal rib plates are in contact with the inner wall of the protective sleeve; an arc rib plate is arranged between every two adjacent groups of fixing holes.
Further, the center shaft assembly comprises a vertical center shaft, the center shaft comprises a lower half section and an upper half section, the diameter of the lower half section is larger than that of the upper half section, and the lower end face of the lower half section is fixedly connected with the center of the upper end face of the bottom plate.
Further, the upper half section of the central shaft is inserted into the mounting hole of the turntable from bottom to top, and a deep groove ball bearing and a thrust ball bearing are sleeved on the outer side of the upper half section of the central shaft, wherein the thrust ball bearing is contacted with the lower end face of the turntable and the upper end face of the lower half section of the central shaft, the deep groove ball bearing is positioned at the upper end of the turntable, and the outer ring of the deep groove ball bearing is contacted with the inner wall of the mounting sleeve.
Further, be provided with the shield at the up end of center pin, the shield is lower extreme open-ended cylindric structure, and the top surface of shield passes through four screw spiro union on the up end of center pin, and the lateral wall of shield is located the outside of installation cover.
Further, the bearing wheel assembly comprises an upper mounting plate, wherein the upper mounting plate is of a square plate-shaped structure which is horizontally arranged, and four corners of the upper mounting plate are respectively provided with a bolt through hole; two vertical side mounting plates are fixedly arranged on the lower end face of the upper mounting plate, the bearing wheel is positioned between the two side mounting plates, and the lower end of the bearing wheel is positioned below the lower end face of the side mounting plate.
Further, the pin shaft sequentially passes through the side mounting plate on one side, the bearing wheel and the side mounting plate on the other side, the fixing bolt passes through the shaft end baffle plate and is in threaded connection with the end face of one end of the pin shaft, and the outer diameter of the shaft end baffle plate is larger than that of the pin shaft, so that the pin shaft is fixed on the two side mounting plates.
Furthermore, each group of fixing holes on the lower end surface of the turntable are respectively provided with a bearing wheel assembly, an upper mounting plate of the bearing wheel assembly is contacted with the lower end surface of the turntable, four bolt through holes on the upper mounting plate are respectively in one-to-one correspondence with four fixing holes in each group, and the mounting bolts sequentially pass through the bolt through holes and the fixing holes from bottom to top and are then connected with each other through nuts in a threaded manner, so that the bearing wheel assembly is fixed on the lower end surface of the turntable.
Compared with the prior art, the utility model has the following beneficial effects: on the basis of the existing two sections of straight running rails in the direction of 90 ︒, a device capable of changing the steering direction of heavy equipment is designed in the intersecting space range, 360 ︒ free rotation can be achieved, the running is flexible and stable, the bearing capacity reaches more than 10T, and the stress load is uniform. So that the travelling trolley for loading the heavy equipment can smoothly enter and exit the main roadway on the track. The steering device can save the maintenance time of large-scale electromechanical equipment, improve the equipment replacement efficiency, avoid accidents caused by carrying the large-scale equipment, and reduce personnel investment, thereby producing higher economic and safety benefits. The steering is flexible, the work is stable, reliable and efficient, the operation and maintenance are simple and convenient, the labor force can be saved, the labor intensity of workers is lightened, and the labor production efficiency is greatly improved.
Drawings
The utility model is described in further detail below with reference to the accompanying drawings:
FIG. 1 is a front cross-sectional view of the entirety of the present utility model;
FIG. 2 is a top view of the entirety of the present utility model;
FIG. 3 is a front cross-sectional view of the center shaft assembly;
FIG. 4 is a top view of the center shaft assembly;
FIG. 5 is a front cross-sectional view of the bearing wheel assembly;
FIG. 6 is a side view of the bearing wheel assembly;
FIG. 7 is a top view of the bearing wheel assembly;
the novel bearing assembly comprises a bottom plate 1, a turntable 2, a track 3, a central shaft assembly 4, a bearing wheel assembly 5, a central shaft 6, an upper half section 7, a lower half section 8, a mounting hole 9, a mounting sleeve 10, a thrust ball bearing 11, a deep groove ball bearing 12, a dust cover 13, an upper mounting plate 14, a side mounting plate 15, a pin 16, a fixing bolt 17, a shaft end baffle 18, a bearing wheel 19, a mounting bolt 20, a square through hole 21, a transverse rib plate 22, a longitudinal rib plate 23 and an arc rib plate 24.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail by combining the embodiments and the drawings. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. The following describes the technical scheme of the present utility model in detail with reference to examples and drawings, but the scope of protection is not limited thereto.
As shown in fig. 1 to 7, the present utility model provides a steering apparatus for transporting heavy equipment downhole, comprising a base plate 1, a turntable 2, a central shaft assembly 4, a track 3, and a bearing wheel assembly 5.
The bottom plate 1 is a circular plate-shaped structure which is horizontally arranged. The center of the upper end face of the bottom plate 1 is rotationally connected with a turntable 2 through a central shaft assembly 4, the turntable 2 is of a circular plate-shaped structure which is horizontally arranged, a plurality of bearing wheel assemblies 5 are arranged on the periphery of the lower end face of the turntable 2, bearing wheels 19 in the bearing wheel assemblies 5 roll on the bottom plate 1, and two parallel tracks 3 are fixedly arranged on the upper end face of the turntable 2.
The center of the turntable 2 is provided with a mounting hole 9 which penetrates up and down, the center of the upper end surface of the turntable 2 is also fixedly provided with a cylindrical mounting sleeve 10 with openings at the upper end and the lower end, and the inner diameter of the mounting sleeve 10 is larger than that of the mounting hole 9. A cylindrical protective sleeve is fixedly arranged at the outer edge of the lower end surface of the rotary table 2. A plurality of groups of fixing holes are arranged along the circumference at the outer edge of the turntable 2, four fixing holes are arranged in each group of fixing holes, and the four fixing holes are distributed in a square shape. A plurality of transverse rib plates 22, longitudinal rib plates 23 and circular arc rib plates 24 are fixedly arranged on the lower end face of the turntable 2, wherein the transverse rib plates 22 and the longitudinal rib plates 23 are staggered to form a net structure, and the edges of the two ends of the transverse rib plates 22 and the longitudinal rib plates 23 are contacted with the inner wall of the protective sleeve; an arc rib plate 24 is arranged between every two adjacent groups of fixing holes.
The central shaft assembly 4 comprises a vertical central shaft 6, the central shaft 6 comprises a lower half section 8 and an upper half section 7, the diameter of the lower half section 8 is larger than that of the upper half section 7, and the lower end face of the lower half section 8 is fixedly connected with the center of the upper end face of the bottom plate 1. The upper half section 7 of the central shaft 6 is inserted into the mounting hole 9 of the turntable 2 from bottom to top, and a deep groove ball bearing 12 and a thrust ball bearing 11 are sleeved outside the upper half section 7 of the central shaft 6, wherein the thrust ball bearing 11 is contacted with the lower end surface of the turntable 2 and the upper end surface of the lower half section 8 of the central shaft 6, the deep groove ball bearing 12 is positioned at the upper end of the turntable 2, and the outer ring of the deep groove ball bearing is contacted with the inner wall of the mounting sleeve 10. The upper end face of the central shaft 6 is provided with a dust cover 13, the dust cover 13 is of a cylindrical structure with an opening at the lower end, the top face of the dust cover 13 is connected to the upper end face of the central shaft 6 through four screws in a screwed mode, and the side wall of the dust cover 13 is located on the outer side of the mounting sleeve 10.
The bearing wheel assembly 5 comprises an upper mounting plate 14, a side mounting plate 15, mounting bolts 20, a bearing wheel 19, a pin 16, a fixing bolt 17 and a shaft end baffle 18. The upper mounting plate 14 is of a square plate structure which is horizontally arranged, and four corners of the upper mounting plate are respectively provided with a bolt via hole; a square through hole 21 penetrating up and down is provided at the center of the upper mounting plate 14. Two vertical side mounting plates 15 are fixedly arranged on the lower end face of the upper mounting plate 14, the two side mounting plates 15 are symmetrically arranged on two sides of the square through hole 21, the bearing wheel 19 is located between the two side mounting plates 15, and the lower end of the bearing wheel 19 is located below the lower end face of the side mounting plate 15. The pin 16 sequentially passes through the side mounting plate 15 on one side, the bearing wheel 19 and the side mounting plate 15 on the other side, the fixing bolt 17 passes through the shaft end baffle 18 and is in threaded connection with the end face of one end of the pin 16, and the outer diameter of the shaft end baffle 18 is larger than that of the pin 16, so that the pin 16 is fixed on the two side mounting plates 15. The upper end of the bearing wheel 19 extends into the square through hole 21 of the upper mounting plate 14 without exceeding the upper end surface of the upper mounting plate 14.
Each group of fixing holes on the lower end surface of the turntable 2 are respectively provided with a bearing wheel assembly 5, an upper mounting plate 14 of the bearing wheel assembly 5 is in contact with the lower end surface of the turntable 2, four bolt through holes on the upper mounting plate 14 are respectively in one-to-one correspondence with four fixing holes in each group, and mounting bolts 20 sequentially pass through the bolt through holes and the fixing holes from bottom to top and then are connected with each other through nuts in a threaded manner, so that the bearing wheel assembly 5 is fixed on the lower end surface of the turntable 2.
The two rails 3 are symmetrically arranged on the upper end face of the turntable 2, the distances between the two rails 3 and the axis of the turntable 2 are equal, and the edges of the two rails 3 are respectively flush with the outer edge of the upper end face of the turntable 2.
The working principle of the utility model is as follows:
the steering device is arranged at the intersection of the existing two sections of 90-degree crossed straight running rails 3, so that the two rails 3 inside the steering device are engaged with both sections of straight running rails 3. When heavy equipment needs to be transferred from one section of straight running track 3 to the other section of straight running track 3 with the angle of 90 degrees, the heavy equipment is operated to the two sections of straight running track 3 in the steering device, then the turntable 2 is driven to rotate, the bearing wheels 19 on the lower end face of the turntable 2 are attached to the bottom plate 1 to roll, so that the turntable 2 is driven to rotate around the central shaft 6 until the turntable 2 rotates with the angle of 90 degrees, the two sections of straight running track 3 in the steering device are connected with the other section of straight running track 3, and the heavy equipment can be transferred to the other section of straight running track 3, and the steering of the heavy equipment is completed.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. A steering apparatus for transporting heavy equipment downhole, characterized by: including bottom plate (1), bottom plate (1) is the circular platelike structure that the level set up, is connected with carousel (2) through center pin assembly (4) rotation in the up end center department of bottom plate (1), carousel (2) are the circular platelike structure that the level set up, are provided with a plurality of bearing wheel subassemblies (5) at the lower terminal surface week circle of carousel (2), and bearing wheel subassembly (5) inside bearing wheel (19) roll on bottom plate (1), are provided with two track (3) that parallel at carousel (2) up end are fixed.
2. The steering apparatus for transporting heavy equipment downhole according to claim 1, wherein: the center of the turntable (2) is provided with a mounting hole (9) which is penetrated up and down, the center of the upper end surface of the turntable (2) is also fixedly provided with a mounting sleeve (10) with a cylindrical structure with openings at the upper end and the lower end, and the inner diameter of the mounting sleeve (10) is larger than the inner diameter of the mounting hole (9); a cylindrical protective sleeve is fixedly arranged at the outer edge of the lower end surface of the rotary table (2).
3. The steering apparatus for transporting heavy equipment downhole according to claim 1, wherein: a plurality of groups of fixing holes are formed in the outer edge of the rotary table (2) along the circumference, four fixing holes are formed in each group of fixing holes, and the four fixing holes are distributed in a square mode.
4. A steering apparatus for transporting heavy equipment downhole according to claim 3, wherein: a plurality of transverse rib plates (22), longitudinal rib plates (23) and circular arc rib plates (24) are fixedly arranged on the lower end face of the rotary table (2), wherein the transverse rib plates (22) and the longitudinal rib plates (23) are staggered to form a net structure, and the edges of the two ends of the transverse rib plates (22) and the longitudinal rib plates (23) are contacted with the inner wall of the protective sleeve; an arc rib plate (24) is arranged between every two adjacent groups of fixing holes.
5. The steering apparatus for transporting heavy equipment downhole according to claim 2, wherein: the central shaft assembly (4) comprises a vertical central shaft (6), the central shaft (6) comprises a lower half section (8) and an upper half section (7), the diameter of the lower half section (8) is larger than that of the upper half section (7), and the lower end face of the lower half section (8) is fixedly connected with the center of the upper end face of the bottom plate (1).
6. The steering apparatus for transporting heavy equipment downhole of claim 5, wherein: the upper half section (7) of the central shaft (6) is inserted into the mounting hole (9) of the turntable (2) from bottom to top, a deep groove ball bearing (12) and a thrust ball bearing (11) are sleeved outside the upper half section (7) of the central shaft (6), wherein the thrust ball bearing (11) is contacted with the lower end face of the turntable (2) and the upper end face of the lower half section (8) of the central shaft (6), the deep groove ball bearing (12) is positioned at the upper end of the turntable (2) and the outer ring of the deep groove ball bearing is contacted with the inner wall of the mounting sleeve (10).
7. The steering apparatus for transporting heavy equipment downhole of claim 6, wherein: the anti-dust device is characterized in that a dust cover (13) is arranged on the upper end face of the central shaft (6), the dust cover (13) is of a cylindrical structure with an opening at the lower end, the top face of the dust cover (13) is connected to the upper end face of the central shaft (6) through four screws in a screwed mode, and the side wall of the dust cover (13) is located on the outer side of the installation sleeve (10).
8. A steering apparatus for transporting heavy equipment downhole according to claim 3, wherein: the bearing wheel assembly (5) comprises an upper mounting plate (14), wherein the upper mounting plate (14) is of a square plate-shaped structure which is horizontally arranged, and four corners of the upper mounting plate are respectively provided with a bolt through hole; two vertical side mounting plates (15) are fixedly arranged on the lower end face of the upper mounting plate (14), a bearing wheel (19) is located between the two side mounting plates (15), and the lower end of the bearing wheel (19) is located below the lower end face of the side mounting plates (15).
9. The steering apparatus for transporting heavy equipment downhole of claim 8, wherein: the pin shaft (16) sequentially passes through the side mounting plate (15) on one side, the bearing wheel (19) and the side mounting plate (15) on the other side, the fixing bolt (17) passes through the shaft end baffle (18) and then is in threaded connection with the end face of one end, extending out of the pin shaft (16), of the shaft end baffle (18), the outer diameter of the shaft end baffle (18) is larger than that of the pin shaft (16), and accordingly the pin shaft (16) is fixed on the two side mounting plates (15).
10. The steering apparatus for transporting heavy equipment downhole according to claim 9, wherein: each group of fixing holes on the lower end face of the rotary table (2) are respectively provided with a bearing wheel assembly (5), an upper mounting plate (14) of the bearing wheel assembly (5) is in contact with the lower end face of the rotary table (2), four bolt through holes on the upper mounting plate (14) are respectively in one-to-one correspondence with four fixing holes in each group, and mounting bolts (20) sequentially pass through the bolt through holes and the fixing holes from bottom to top and then are connected with each other through nuts in a threaded manner, so that the bearing wheel assembly (5) is fixed on the lower end face of the rotary table (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871063.9U CN219928749U (en) | 2023-04-18 | 2023-04-18 | Steering device for underground transportation heavy equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320871063.9U CN219928749U (en) | 2023-04-18 | 2023-04-18 | Steering device for underground transportation heavy equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219928749U true CN219928749U (en) | 2023-10-31 |
Family
ID=88495859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320871063.9U Active CN219928749U (en) | 2023-04-18 | 2023-04-18 | Steering device for underground transportation heavy equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219928749U (en) |
-
2023
- 2023-04-18 CN CN202320871063.9U patent/CN219928749U/en active Active
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