CN220869403U - Main driving system of heading machine - Google Patents
Main driving system of heading machine Download PDFInfo
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- CN220869403U CN220869403U CN202322199966.XU CN202322199966U CN220869403U CN 220869403 U CN220869403 U CN 220869403U CN 202322199966 U CN202322199966 U CN 202322199966U CN 220869403 U CN220869403 U CN 220869403U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 239000002893 slag Substances 0.000 claims description 39
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 238000013461 design Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Abstract
A main driving system of a heading machine comprises a main driving supporting seat, a front shield, a main driving bearing and a plurality of driving motors; the main drive supporting seat comprises a front supporting plate, a connecting pipe and a rear supporting plate which are of an integrated structure, two ends of the connecting pipe are fixedly connected with inner edges of the front supporting plate and the rear supporting plate respectively, a plurality of driving motors are fixedly arranged on the rear supporting plate, driving gears are arranged on power output shafts of all the driving motors, a main drive bearing is sleeved on the connecting pipe, a bearing outer ring of the main drive bearing is fixed on the rear supporting plate, a gear ring meshed with the driving gears is arranged on the inner edge of a bearing inner ring of the main drive bearing, and meanwhile, the end face of the bearing inner ring is in transmission fit with a cutterhead of the heading machine. The design not only can set the driving gear, the bearing inner ring and the bearing outer ring in the same plane, effectively reduce the axial dimension of the main driving system, but also can set the power mechanism in the bearing inner ring, and effectively reduce the radial dimension of the main driving system.
Description
Technical Field
The utility model relates to a driving system, in particular to a main driving system of a heading machine.
Background
The pumped storage power station is also called energy storage hydropower station, which uses redundant electric energy to pump water in a lower reservoir to an upper reservoir when the medium power load is low, and discharges the water to the hydropower station for power generation in the lower reservoir in the peak period of the power load.
The upper reservoir and the lower reservoir of the pumped storage power station are communicated through a pumped storage tunnel, the pumped storage tunnel is usually deeply hidden in a mountain and is a core area of the power station, excavation and support of a cavity and a channel are the most difficult parts in construction of the pumped storage power station, a traditional manual drilling and blasting method is gradually replaced by a TBM (full face heading machine) construction method at present, and in the process of pumping and storage tunnel excavation, the TBM is often required to be compact in structural design due to small diameter and small turning radius of the pumped storage tunnel.
The conventional TBM main driving system comprises a shield type TBM, an open type TBM and the like, and the shield type TBM for the mine has the advantages of flexible turning and small diameter and is commonly used in the construction process of a bottom-pumping roadway.
Although the radial dimensions of shield heading machines are small, they still have the following drawbacks:
The minimum turning radius of the pumped storage tunnel is generally about 30 meters at present and is far smaller than tunnel construction projects in other fields, so that the axial size of the tunneling machine is limited greatly, and the conventional shield tunneling machine cannot reduce the axial size while reducing the radial size.
The disclosure of this background section is only intended to increase the understanding of the general background of the application and should not be taken as an admission or any form of suggestion that this information forms the prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to overcome the defect that the axial dimension cannot be reduced while the radial dimension is reduced in the prior art, and provides a main driving system of a heading machine, which is small in both radial dimension and axial dimension.
In order to achieve the above object, the technical solution of the present utility model is:
A heading machine main drive system, the main drive system comprising: the device comprises a main driving support seat, a front shield, a main driving bearing and a plurality of driving motors;
The main driving support seat comprises a front support plate, a connecting pipe and a rear support plate which are of an integral structure, wherein the front support plate and the rear support plate are of annular structures, the inner edge of the front support plate is fixedly connected with one end of the connecting pipe, the inner edge of the rear support plate is fixedly connected with the other end of the connecting pipe, the central axis of the connecting pipe is perpendicular to the front support plate and the rear support plate, a plurality of through holes are uniformly formed in the middle of the rear support plate along the circumferential direction, one of the through holes is an access hole, the rest through holes are all driving motor mounting holes, a plurality of main bearing mounting holes are uniformly formed in the outer edge of the rear support plate along the circumferential direction, a plurality of driving motor mounting supports are fixedly arranged on the end face of the rear support plate far away from the front support plate, the number of the driving motor mounting supports is equal to that of the driving motor mounting holes, the driving motor mounting support is of an annular structure, the number of the driving motor mounting supports is the same as that of the driving motors, the power output shafts of the driving motors are in insertion fit with the driving motor mounting holes, the driving motors are fixedly connected with the driving motor mounting supports corresponding to the driving motors, a driving gear is arranged on the power output shafts of the driving motors, the driving gears are arranged between a front supporting plate and a rear supporting plate, a plurality of ear plates are fixedly arranged on the side wall of the rear supporting plate, a plurality of front shield mounting holes are formed in the ear plates, a plurality of threaded holes which are opposite to the front shield mounting holes are formed in the end parts of the front shields, the threaded holes are connected with the front shield mounting holes through bolts, the main drive bearing is sleeved on the connecting pipe and comprises a bearing outer ring and a bearing inner ring, the bearing outer ring is fixedly connected with each main bearing mounting hole through bolts, the outer edge of the bearing outer ring is in clearance fit with the inner wall of the front shield, the inner edge of the bearing inner ring is provided with a gear ring meshed with each drive gear, the drive gears, the bearing inner ring and the bearing outer ring are all arranged in the same plane, and the end part of the bearing inner ring is in transmission fit with a cutterhead of the heading machine. The front support plate is provided with a plurality of driving gear bearing holes which are opposite to the overhaul hole or the driving motor mounting hole in the circumferential direction, a driving gear bearing is arranged in each driving gear bearing hole, one end of each driving gear is provided with a limiting shaft matched with the driving gear bearing, and the limiting shaft is in insertion fit with the inner ring of the driving gear bearing.
The slag collecting tank mounting seat is fixedly arranged at the end part of the connecting pipe, which is close to the front supporting plate, and is of an arc-shaped plate structure with the same diameter as the connecting pipe, the radian of the slag collecting tank mounting seat is the same as that of the connecting pipe, one side end surface of the slag collecting tank mounting seat is fixedly connected with the end part of the connecting pipe, and a semicircular flange is arranged on the other side end surface of the slag collecting tank mounting seat.
The end of the power output shaft of each driving motor is provided with a spline hole, the central shaft of the spline hole coincides with the power output shaft of the driving motor, the two end faces of each driving gear are respectively provided with a limiting shaft and a spline shaft, the rotating shafts of the limiting shafts and the spline shafts are arranged on the extending lines of the central shafts of the driving gears, and the spline shafts are matched with the driving gears in a transmission way after being inserted into the spline holes.
The main driving system further comprises an end plate, end plate connecting holes are uniformly formed in the inner edge of the front supporting plate along the circumferential direction, the end plate is of an annular structure with an L-shaped section, and the end plate is fixedly connected with the end plate connecting holes through bolts.
The main drive supporting seat further comprises a plurality of reinforcing plates, the reinforcing plates are fixedly arranged on the side wall of the connecting pipe along the circumferential direction, the left side and the right side of each reinforcing plate are fixedly connected with the opposite sides of the front supporting plate and the rear supporting plate respectively, the reinforcing plates are close to the connecting pipe side and fixedly connected with the outer wall of the connecting pipe, and the reinforcing plates are far away from the connecting pipe side and are in clearance fit with an inner gear ring of a main bearing of the heading machine.
A plurality of gear observation holes are formed in the side wall of the connecting pipe along the circumferential direction, and each gear observation hole is formed between two adjacent reinforcing plates.
The main driving support seat further comprises slag collecting grooves, a plurality of slag collecting groove mounting holes are uniformly formed in the semicircular flange, and the end parts of the slag collecting grooves are fixedly connected with the slag collecting groove mounting holes through bolts.
And an access cover plate is fixedly arranged on the access hole.
Compared with the prior art, the utility model has the beneficial effects that:
1. In the main driving system of the heading machine, the inner edge of the front supporting plate is fixedly connected with one end of the connecting pipe, the inner edge of the rear supporting plate is fixedly connected with the other end of the connecting pipe, a plurality of driving motors are fixedly arranged on the rear supporting plate, driving gears are arranged on power output shafts of all the driving motors, each driving gear is arranged between the front supporting plate and the rear supporting plate, the main driving bearing is sleeved on the connecting pipe, the bearing outer ring of the main driving bearing is fixed on the rear supporting plate, the inner edge of the bearing inner ring of the main driving bearing is provided with a gear ring meshed with the driving gears, meanwhile, the end face of the bearing inner ring is in transmission fit with a cutter head of the heading machine, when the driving motors are started to work, the driving gears drive the bearing inner ring to start rotating, and meanwhile, the driving gears, the bearing inner ring and the bearing outer ring are all positioned in the same plane, so that the axial size of the main driving system can be effectively reduced. Therefore, the driving gear, the bearing inner ring and the bearing outer ring can be arranged in the same plane, and the axial size of the main driving system is effectively reduced.
2. In the main driving system of the heading machine, the driving gear and the driving motor are arranged in the inner ring of the bearing, meanwhile, the side wall of the rear supporting plate is fixedly provided with a plurality of lug plates, the front shield is fixed on the lug plates through bolts, and the outer edge of the outer ring of the bearing is in clearance fit with the inner wall of the front shield, so that a power mechanism is not required to be arranged between the front shield and the outer ring of the bearing in the design, the clearance is smaller, and the radial dimension of the design is effectively reduced. Therefore, the power mechanism can be arranged in the bearing inner ring, and the radial size of the main driving system is effectively reduced.
3. In the main driving system of the heading machine, the side wall of the connecting pipe is provided with the plurality of gear observation holes along the circumferential direction, the gear observation holes are arranged between two adjacent reinforcing plates, and an operator can observe the driving gear and the bearing inner ring of the main driving bearing through the gear observation holes so as to judge the working condition of the main driving bearing. Therefore, the working condition of the main driving bearing can be observed through the gear observation hole, and the diagnosis and maintenance of maintenance personnel are facilitated.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic view of the structure of the rear support plate in fig. 1.
Fig. 3 is a front view of the present utility model.
Fig. 4 is a cross-sectional view of the main drive bearing of fig. 1.
In the figure: front support plate 1, drive gear bearing hole 11, drive gear bearing 12, end plate connection hole 13, connection tube 2, slag collecting channel mount 21, semicircular flange 22, slag collecting channel mount hole 23, gear observation hole 24, reinforcing plate 25, rear support plate 3, access opening 31, drive motor mount hole 32, main bearing mount hole 33, motor mount support 34, ear plate 35, front shield mount hole 36, access cover plate 37, front shield 4, main drive bearing 5, bearing outer race 51, bearing inner race 52, drive motor 6, drive gear 61, limit shaft 62, splined hole 63, splined shaft 64, end plate 7, slag collecting channel 8, main drive support 9.
Detailed Description
The utility model is described in further detail below with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 4, a main drive system for a heading machine, the main drive system comprising: a main drive support seat 9, a front shield 4, a main drive bearing 5 and a plurality of drive motors 6;
The main driving support seat 9 comprises a front support plate 1, a connecting pipe 2 and a rear support plate 3 which are of an integral structure, the front support plate 1 and the rear support plate 3 are of annular structures, the inner edge of the front support plate 1 is fixedly connected with one end of the connecting pipe 2, the inner edge of the rear support plate 3 is fixedly connected with the other end of the connecting pipe 2, the central axis of the connecting pipe 2 is perpendicular to the front support plate 1 and the rear support plate 3, a plurality of through holes are uniformly formed in the middle of the rear support plate 3 along the circumferential direction, one through hole is an access hole 31, the rest through holes are all driving motor mounting holes 32, a plurality of main bearing mounting holes 33 are uniformly formed in the outer edge of the rear support plate 3 along the circumferential direction, a plurality of driving motor mounting supports 34 are fixedly arranged on the end surface of the rear support plate 3 far away from the front support plate 1, the number of the driving motor mounting supports 34 is equal to that of the driving motor mounting holes 32, the driving motor mounting supports 34 are of annular structures, the driving motor mounting supports 34 are coincided with the circle centers of the corresponding driving motor mounting holes 32, the number of the driving motor mounting supports 34 is equal to that of the driving motors 6, the power output shafts of the driving motors 6 are in inserted fit with the driving motor mounting holes 32, the driving motors 6 are fixedly connected with the corresponding driving motor mounting supports 34, the power output shafts of the driving motors 6 are provided with driving gears 61, the driving gears 61 are arranged between the front supporting plate 1 and the rear supporting plate 3, the side wall of the rear supporting plate 3 is fixedly provided with a plurality of lugs 35, the lugs 35 are provided with a plurality of front shield mounting holes 36, the end of the front shield 4 is provided with a plurality of threaded holes 41 which are right opposite to the front shield mounting holes 36, the threaded holes 41 are connected with the front shield mounting holes 36 through bolts, the main driving bearing 5 is sleeved on the connecting pipe 2, the main driving bearing 5 comprises a bearing outer ring 51 and a bearing inner ring 52, the bearing outer ring 51 is fixedly connected with each main bearing mounting hole 33 through bolts, the outer edge of the bearing outer ring 51 is in clearance fit with the inner wall of the front shield 4, the inner edge of the bearing inner ring 52 is provided with a gear ring meshed with each driving gear 61, the driving gears 61, the bearing inner ring 52 and the bearing outer ring 51 are all arranged in the same plane, and the end of the bearing inner ring 52 is in transmission fit with a cutterhead of the heading machine. The front supporting plate 1 is uniformly provided with a plurality of driving gear bearing holes 11 which are opposite to the overhaul hole 31 or the driving motor mounting holes 32 along the circumferential direction, each driving gear bearing hole 11 is internally provided with a driving gear bearing 12, one end of each driving gear 61 is provided with a limiting shaft 62 matched with the driving gear bearing 12, and the limiting shaft 62 is in insertion fit with the inner ring of the driving gear bearing 12.
The slag collecting groove mounting seat 21 is fixedly arranged at the end part of the connecting pipe 2, which is close to the front supporting plate 1, the slag collecting groove mounting seat 21 is of an arc-shaped plate structure with the same diameter as the connecting pipe 2, the radian of the slag collecting groove mounting seat 21 is 180 degrees, one side end surface of the slag collecting groove mounting seat 21 is fixedly connected with the end part of the connecting pipe 2, and a semicircular flange 22 is arranged on the other side end surface of the slag collecting groove mounting seat 21.
The tail end of the power output shaft of each driving motor 6 is provided with a spline hole 63, the central shaft of the spline hole 63 coincides with the power output shaft of the driving motor 6, two end faces of each driving gear 61 are respectively provided with a limiting shaft 62 and a spline shaft 64, the rotating shafts of the limiting shafts 62 and the spline shafts 64 are arranged on the extending lines of the central shafts of the driving gears 61, and the spline shafts 64 are in transmission fit with the driving gears 61 after being inserted into the spline holes 63.
The main driving system further comprises an end plate 7, end plate connecting holes 13 are uniformly formed in the inner edge of the front supporting plate 1 along the circumferential direction, the end plate 7 is of an annular structure with an L-shaped section, and the end plate 7 is fixedly connected with the end plate connecting holes 13 through bolts.
The main driving support seat 9 further comprises a plurality of reinforcing plates 25, the reinforcing plates 25 are fixedly arranged on the side wall of the connecting pipe 2 along the circumferential direction, the left side and the right side of the reinforcing plates 25 are fixedly connected with the opposite sides of the front supporting plate 1 and the rear supporting plate 3 respectively, the side, close to the connecting pipe 2, of the reinforcing plates 25 is fixedly connected with the outer wall of the connecting pipe 2, and the side, away from the connecting pipe 2, of the reinforcing plates 25 is in clearance fit with an inner gear ring of a main bearing of the heading machine.
A plurality of gear observation holes 24 are formed in the side wall of the connecting pipe 2 along the circumferential direction, and each gear observation hole 24 is arranged between two adjacent reinforcing plates 25.
The main driving support seat 9 further comprises slag collecting grooves 8, a plurality of slag collecting groove mounting holes 23 are uniformly formed in the semicircular flange 22, and the end parts of the slag collecting grooves 8 are fixedly connected with the slag collecting groove mounting holes 23 through bolts.
An access panel 37 is fixedly arranged on the access opening 31.
The principle of the utility model is explained as follows:
When the driving motor 6 starts to work, the driving gears 61 on the driving gears drive the bearing inner rings 52 to rotate in the bearing outer rings 51, and the bearing inner rings 52 are matched with a cutterhead of the tunneling machine in a transmission way, so that the cutterhead synchronously starts to rotate to perform tunneling work.
Examples
A heading machine main drive system, the main drive system comprising: a main drive support seat 9, a front shield 4, a main drive bearing 5 and a plurality of drive motors 6; the main driving support seat 9 comprises a front support plate 1, a connecting pipe 2 and a rear support plate 3 which are of an integral structure, the front support plate 1 and the rear support plate 3 are of annular structures, the inner edge of the front support plate 1 is fixedly connected with one end of the connecting pipe 2, the inner edge of the rear support plate 3 is fixedly connected with the other end of the connecting pipe 2, the central axis of the connecting pipe 2 is perpendicular to the front support plate 1 and the rear support plate 3, a plurality of through holes are uniformly formed in the middle of the rear support plate 3 along the circumferential direction, one through hole is an access hole 31, the rest through holes are all driving motor mounting holes 32, a plurality of main bearing mounting holes 33 are uniformly formed in the outer edge of the rear support plate 3 along the circumferential direction, a plurality of driving motor mounting supports 34 are fixedly arranged on the end surface of the rear support plate 3 far away from the front support plate 1, the number of the driving motor mounting supports 34 is equal to that of the driving motor mounting holes 32, the driving motor mounting supports 34 are of annular structures, the driving motor mounting supports 34 are coincided with the circle centers of the corresponding driving motor mounting holes 32, the number of the driving motor mounting supports 34 is equal to that of the driving motors 6, the power output shafts of the driving motors 6 are in inserted fit with the driving motor mounting holes 32, the driving motors 6 are fixedly connected with the corresponding driving motor mounting supports 34, the power output shafts of the driving motors 6 are provided with driving gears 61, the driving gears 61 are arranged between the front supporting plate 1 and the rear supporting plate 3, the side wall of the rear supporting plate 3 is fixedly provided with a plurality of lugs 35, the lugs 35 are provided with a plurality of front shield mounting holes 36, the end of the front shield 4 is provided with a plurality of threaded holes 41 which are right opposite to the front shield mounting holes 36, the threaded holes 41 are connected with the front shield mounting holes 36 through bolts, the main driving bearing 5 is sleeved on the connecting pipe 2, the main driving bearing 5 comprises a bearing outer ring 51 and a bearing inner ring 52, the bearing outer ring 51 is fixedly connected with each main bearing mounting hole 33 through bolts, the outer edge of the bearing outer ring 51 is in clearance fit with the inner wall of the front shield 4, the inner edge of the bearing inner ring 52 is provided with a gear ring meshed with each driving gear 61, the driving gears 61, the bearing inner ring 52 and the bearing outer ring 51 are all arranged in the same plane, and the end of the bearing inner ring 52 is in transmission fit with a cutterhead of the heading machine. A plurality of driving gear bearing holes 11 which are opposite to the overhaul hole 31 or the driving motor mounting holes 32 are uniformly formed in the front supporting plate 1 along the circumferential direction, a driving gear bearing 12 is arranged in each driving gear bearing hole 11, one end of each driving gear 61 is provided with a limiting shaft 62 matched with the driving gear bearing 12, and the limiting shafts 62 are in insertion fit with the inner ring of the driving gear bearing 12; the end part of the connecting pipe 2, which is close to the front supporting plate 1, is fixedly provided with a slag collecting groove mounting seat 21, the slag collecting groove mounting seat 21 is of an arc-shaped plate structure with the same diameter as the connecting pipe 2, the radian of the slag collecting groove mounting seat 21 is 180 degrees, one side end surface of the slag collecting groove mounting seat 21 is fixedly connected with the end part of the connecting pipe 2, and the other side end surface of the slag collecting groove mounting seat 21 is provided with a semicircular flange 22; the tail end of the power output shaft of each driving motor 6 is provided with a spline hole 63, the central shaft of the spline hole 63 coincides with the power output shaft of the driving motor 6, two end faces of each driving gear 61 are respectively provided with a limiting shaft 62 and a spline shaft 64, the rotating shafts of the limiting shafts 62 and the spline shafts 64 are arranged on the extending lines of the central shafts of the driving gears 61, and the spline shafts 64 are in transmission fit with the driving gears 61 after being inserted into the spline holes 63; the main driving system further comprises an end plate 7, end plate connecting holes 13 are uniformly formed in the inner edge of the front supporting plate 1 along the circumferential direction, the end plate 7 is of an annular structure with an L-shaped section, and the end plate 7 is fixedly connected with the end plate connecting holes 13 through bolts; the main driving support seat 9 further comprises a plurality of reinforcing plates 25, the reinforcing plates 25 are fixedly arranged on the side wall of the connecting pipe 2 along the circumferential direction, the left side and the right side of each reinforcing plate 25 are respectively and fixedly connected with the opposite sides of the front support plate 1 and the rear support plate 3, the side, close to the connecting pipe 2, of each reinforcing plate 25 is fixedly connected with the outer wall of the connecting pipe 2, and the side, far away from the connecting pipe 2, of each reinforcing plate 25 is in clearance fit with an inner gear ring of a main bearing of the heading machine; an access panel 37 is fixedly arranged on the access opening 31.
Examples
Example 2 is substantially the same as example 1 except that:
A plurality of gear observation holes 24 are formed in the side wall of the connecting pipe 2 along the circumferential direction, and each gear observation hole 24 is arranged between two adjacent reinforcing plates 25.
Examples
Example 3 is substantially the same as example 2 except that:
The main driving support seat 9 further comprises slag collecting grooves 8, a plurality of slag collecting groove mounting holes 23 are uniformly formed in the semicircular flange 22, and the end parts of the slag collecting grooves 8 are fixedly connected with the slag collecting groove mounting holes 23 through bolts.
The above description is merely of preferred embodiments of the present utility model, and the scope of the present utility model is not limited to the above embodiments, but all equivalent modifications or variations according to the present disclosure will be within the scope of the claims.
Claims (9)
1. The utility model provides a tunneller main drive system which characterized in that:
The main drive system includes: a main driving support seat (9), a front shield (4), a main driving bearing (5) and a plurality of driving motors (6);
The main driving support seat (9) comprises a front support plate (1), a connecting pipe (2) and a rear support plate (3) which are of an integral structure, wherein the front support plate (1) and the rear support plate (3) are of annular structures, the inner edge of the front support plate (1) is fixedly connected with one end of the connecting pipe (2), the inner edge of the rear support plate (3) is fixedly connected with the other end of the connecting pipe (2), the central axis of the connecting pipe (2) is perpendicular to the front support plate (1) and the rear support plate (3), a plurality of through holes are uniformly formed in the middle of the rear support plate (3) along the circumferential direction, one through hole is an access hole (31), the other through holes are all driving motor mounting holes (32), a plurality of main bearing mounting holes (33) are uniformly formed in the outer edge of the rear support plate (3) along the circumferential direction, a plurality of driving motor mounting supports (34) are fixedly arranged on the end face of the rear support plate (3) far away from the front support plate (1), the number of the driving motor mounting supports (34) are equal to the number of the driving motor mounting holes (32), the driving motor mounting holes (34) are corresponding to the annular mounting holes (34) of the driving support seats (32) and the driving support seat (32) and have the same circle center, the number of the driving motor mounting supports (34) is the same as that of the driving motors (6), the power output shafts of the driving motors (6) are in insertion fit with the driving motor mounting holes (32), the driving motors (6) are fixedly connected with the driving motor mounting supports (34) corresponding to the driving motor mounting supports, driving gears (61) are arranged on the power output shafts of the driving motors (6), the driving gears (61) are arranged between the front supporting plate (1) and the rear supporting plate (3), a plurality of lug plates (35) are fixedly arranged on the side wall of the rear supporting plate (3), a plurality of front lug mounting holes (36) are formed in the lug plates (35), a plurality of threaded holes (41) which are right opposite to the front lug mounting holes (36) are formed in the end portions of the front lug plates (4), the threaded holes (41) are connected with the front lug mounting holes (36) through bolts, the main driving bearings (5) are sleeved on the main driving bearings (2), the main driving bearings (5) comprise bearings (51) and bearings (51) which are fixedly matched with the outer ring (51) through bolts, the outer ring (51) of the main bearing (51) and the outer ring (51), the inner edge of the bearing inner ring (52) is provided with a gear ring meshed with each driving gear (61), the driving gears (61), the bearing inner ring (52) and the bearing outer ring (51) are all arranged in the same plane, and the end part of the bearing inner ring (52) is in transmission fit with a cutterhead of the heading machine.
2. A heading machine main drive system as defined in claim 1, wherein:
A plurality of driving gear bearing holes (11) which are opposite to the overhaul holes (31) or the driving motor mounting holes (32) are uniformly formed in the front supporting plate (1) along the circumferential direction, a driving gear bearing (12) is arranged in each driving gear bearing hole (11), one end of each driving gear (61) is provided with a limiting shaft (62) matched with the driving gear bearing (12), and the limiting shafts (62) are in insertion fit with the inner ring of the driving gear bearing (12).
3. A heading machine main drive system as defined in claim 2, wherein:
The slag collecting tank is characterized in that a slag collecting tank mounting seat (21) is fixedly arranged at the end part of the connecting pipe (2) close to the front supporting plate (1), the slag collecting tank mounting seat (21) is of an arc plate structure with the same diameter as the connecting pipe (2), the radian of the slag collecting tank mounting seat (21) is 180 degrees, one side end face of the slag collecting tank mounting seat (21) is fixedly connected with the end part of the connecting pipe (2), and a semicircular flange (22) is arranged on the other side end face of the slag collecting tank mounting seat (21).
4. A heading machine main drive system according to any one of claims 1 to 3 wherein:
The end of the power output shaft of each driving motor (6) is provided with a spline hole (63), the central shaft of the spline hole (63) is overlapped with the power output shaft of the driving motor (6), two end faces of each driving gear (61) are respectively provided with a limiting shaft (62) and a spline shaft (64), the rotating shafts of the limiting shafts (62) and the spline shafts (64) are arranged on the extending line of the central shaft of the driving gear (61), and the spline shafts (64) are in transmission fit with the driving gear (61) after being inserted into the spline holes (63).
5. A heading machine main drive system as defined in claim 4, wherein:
The main driving system further comprises an end plate (7), end plate connecting holes (13) are uniformly formed in the inner edge of the front supporting plate (1) along the circumferential direction, the end plate (7) is of an annular structure with an L-shaped section, and the end plate (7) is fixedly connected with the end plate connecting holes (13) through bolts.
6. A heading machine main drive system as defined in claim 5, wherein:
The main drive supporting seat (9) further comprises a plurality of reinforcing plates (25), the reinforcing plates (25) are fixedly arranged on the side wall of the connecting pipe (2) along the circumferential direction, the left side and the right side of the reinforcing plates (25) are fixedly connected with the opposite sides of the front supporting plate (1) and the rear supporting plate (3) respectively, the reinforcing plates (25) are fixedly connected with the outer wall of the connecting pipe (2) close to the side of the connecting pipe (2), and the reinforcing plates (25) are far away from the side of the connecting pipe (2) and are in clearance fit with the inner gear ring of the main bearing of the heading machine.
7. A heading machine main drive system as defined in claim 6, wherein:
A plurality of gear observation holes (24) are formed in the side wall of the connecting pipe (2) along the circumferential direction, and each gear observation hole (24) is arranged between two adjacent reinforcing plates (25).
8. A heading machine main drive system as defined in claim 3, wherein:
The main driving support seat (9) further comprises slag collecting grooves (8), a plurality of slag collecting groove mounting holes (23) are uniformly formed in the semicircular flange (22), and the end parts of the slag collecting grooves (8) are fixedly connected with the slag collecting groove mounting holes (23) through bolts.
9. A heading machine main drive system as defined in claim 8, wherein:
An access cover plate (37) is fixedly arranged on the access hole (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199966.XU CN220869403U (en) | 2023-08-16 | 2023-08-16 | Main driving system of heading machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322199966.XU CN220869403U (en) | 2023-08-16 | 2023-08-16 | Main driving system of heading machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220869403U true CN220869403U (en) | 2024-04-30 |
Family
ID=90817000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322199966.XU Active CN220869403U (en) | 2023-08-16 | 2023-08-16 | Main driving system of heading machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220869403U (en) |
-
2023
- 2023-08-16 CN CN202322199966.XU patent/CN220869403U/en active Active
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