CN208651555U - Rectangular top pipe development machine built up gear case - Google Patents
Rectangular top pipe development machine built up gear case Download PDFInfo
- Publication number
- CN208651555U CN208651555U CN201821267291.0U CN201821267291U CN208651555U CN 208651555 U CN208651555 U CN 208651555U CN 201821267291 U CN201821267291 U CN 201821267291U CN 208651555 U CN208651555 U CN 208651555U
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- China
- Prior art keywords
- gear
- bearing
- housing
- shaft
- development machine
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Abstract
The utility model discloses rectangular top pipe development machine built up gear casees, including pedestal, gear housing is installed with screw on the pedestal, the gear housing is equipped with the second input shaft by bearing, first gear is installed on second input shaft, the first gear is engaged with second gear, the second gear is mounted on transmission shaft, third gear is installed on the transmission shaft, the third gear is engaged with the 4th gear, 4th gear is mounted on the second output shaft, the first output axis connection that second input shaft passes through shaft coupling and planetary reduction gear, the planetary reduction gear includes ring gear, the front side of the ring gear is equipped with drive end bearing bracket with screw, the rear side of the ring gear is equipped with rear end cap with screw, the utility model is docked using planetary reduction gear with the gear-box of double reduction, form a combination Formula retarder reduces lateral occupied area, pipe jacking tunnelling machine is facilitated to assemble while meeting output torque requirement.
Description
Technical field
The utility model relates to push-bench technical fields, specially rectangular top pipe development machine built up gear case.
Background technique
With the development of domestic underground engineering, since rectangular cross section bigger than effective usable floor area of circular cross section 20% is left
The right side, push-bench make tunnel more reasonable using space and economical using the rectangular top pipe development machine of rectangular cross section.Rectangular top pipe
Development machine be a kind of high mechanization for integrating the technologies such as machinery, electronics, hydraulic, laser and control using shield method and
The excavation lining cutting complete set of equipments of automation is a kind of by the rotation of motor drive cutterhead, hydraulic cylinder propulsion, is pushing away cutterhead centainly
It is adjacent to soil wall surface under pressure effect, passes through the disk cutter mining clay being mounted on cutterhead.The cutterhead of push-bench is by motor
It is driven and is rotated by gear-box, gear-box plays the role of reducing revolving speed increase torque, because cutterhead is during excavating forward
It is frequently encountered lithosphere, so torque needed for cutterhead is very big, needs gear-box progress multi-stage speed-reducing can be only achieved required
Torque, and slow down series it is more, the volume of gear housing is bigger, push-bench be mainly used for excavate municipal pipeline, sectional area compared with
It is small, so the too big installation space that can compress other components of the volume of gear housing, causes installation inconvenient.
For this purpose, we release rectangular top pipe development machine built up gear case.
Utility model content
The purpose of this utility model is to provide rectangular top pipe development machine built up gear casees, to solve above-mentioned background technique
The problem of middle proposition.
To achieve the above object, the utility model provides the following technical solutions: rectangular top pipe development machine built up gear case,
Including pedestal, gear housing is installed with screw on the pedestal, the gear housing is equipped with the second input shaft by bearing,
First gear is installed, the first gear is engaged with second gear, and the second gear is mounted on second input shaft
On transmission shaft, third gear is installed on the transmission shaft, the third gear is engaged with the 4th gear, the 4th gear peace
On the second output shaft, first output axis connection of second input shaft by shaft coupling and planetary reduction gear, the row
Star retarder includes ring gear, and the front side of the ring gear is equipped with drive end bearing bracket with screw, uses screw on rear side of the ring gear
Rear end cap is installed, the center of the drive end bearing bracket is equipped with the first output shaft by bearing, is equipped on first output shaft
Sun gear, the sun gear are engaged with planetary gear, and the planetary gear is engaged with ring gear, and the center of the rear end cap is equipped with axis
Bearing sleeve, the bearing holder (housing, cover) are equipped with bushing by bearing, and the bushing is fixedly connected with the second set square, second set square
It is rotatablely connected with the axis of planetary gear.
Preferably, the transmission shaft is mounted on gear housing by bearing and the outside of bearing is equipped with bearing (ball) cover.
Preferably, second output shaft is mounted on the front-rear side walls of gear housing by bearing, second output
The side wall of gear housing is stretched out in the front end of axis.
Preferably, the transmission ratio of the transmission ratio and the 4th gear Yu third gear of the second gear and first gear is not
Greater than 0.25.
Preferably, the center of the drive end bearing bracket is equipped with protrusion and protrusion is rotatablely connected with the first set square, and the described 1st
The rotation connection of the axis of gusset and planetary gear.
Preferably, the tail end of first input shaft is mounted in bushing by bearing, and first output shaft is through the
Two set squares.
Preferably, the bushing is fixedly connected with the first input shaft, and first input shaft runs through bearing holder (housing, cover).
Compared with prior art, the utility model has the beneficial effects that the utility model uses planetary reduction gear and two-stage
The gear-box of deceleration docks, and forms a Combined speed reducer, while meeting output torque requirement, the length of gear housing
It is unlikely to excessive, reduces lateral occupied area, pipe jacking tunnelling machine is facilitated to assemble.This is externally provided with two second output shafts, Neng Goufen
The load for dissipating axis facilitates the multiple cutterheads of driving.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that structural schematic diagram is cutd open in the side of the utility model planetary reduction gear；
Fig. 3 is that the utility model planetary reduction gear is dismantled the facing structure of drive end bearing bracket.
In figure: 1 pedestal, 2 gear housings, 3 second input shafts, 4 first gears, 5 transmission shafts, 6 second gears, 7 second defeated
Shaft, 8 the 4th gears, 9 planetary reduction gears, 90 first input shafts, 91 ring gears, 92 drive end bearing brackets, 93 rear end caps, 94 first outputs
Axis, 95 first set squares, 96 second set squares, 97 planetary gears, 98 bearing holder (housing, cover)s, 99 bushings, 10 third gears, 11 shaft couplings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: rectangular top pipe development machine built up gear case, packet
It includes pedestal 1, gear housing 2 is installed with screw on the pedestal 1, the gear housing 2 is equipped with the second input by bearing
Axis 3 is equipped with first gear 4 on second input shaft 3, and the first gear 4 is engaged with second gear 6, second tooth
Wheel 6 is mounted on transmission shaft 5, third gear 10 is equipped on the transmission shaft 5, the third gear 10 is nibbled with the 4th gear 8
It closes, the 4th gear 8 is mounted on the second output shaft 7, and second input shaft 3 passes through shaft coupling 11 and planetary reduction gear 9
The first output shaft 94 connection, the planetary reduction gear 9 include ring gear 91, the front side of the ring gear 91 is equipped with screw
The rear side of drive end bearing bracket 92, the ring gear 91 is equipped with rear end cap 93 with screw, and the center of the drive end bearing bracket 92 is pacified by bearing
Equipped with the first output shaft 94, sun gear is installed, the sun gear is engaged with planetary gear 97, described on first output shaft 94
Planetary gear 97 is engaged with ring gear 91, and the center of the rear end cap 93 is equipped with bearing holder (housing, cover) 98, and the bearing holder (housing, cover) 98 passes through bearing
Bushing 99 is installed, the bushing 99 is fixedly connected with the second set square 96, the axis of second set square 96 and planetary gear 97
Rotation connection.
Specifically, the transmission shaft 5 is mounted on gear housing 2 by bearing and the outside of bearing is equipped with bearing (ball) cover,
The gear housing 2 is equipped with the case lid of screw installation.
Specifically, second output shaft 7 is mounted on the front-rear side walls of gear housing 2 by bearing, described second is defeated
The side wall of gear housing 2 is stretched out in the front end of shaft 7, there are two second output shaft 7 is set, because rectangular top pipe development machine
Cutterhead more than one.
Specifically, the second gear 6 and the transmission ratio of first gear 4 and the biography of the 4th gear 8 and third gear 10
Dynamic ratio is not more than 0.25, it is ensured that the torque of output is sufficiently large.
Specifically, the center of the drive end bearing bracket 92 is equipped with protrusion and protrusion is rotatablely connected with the first set square 95, described the
The axis of one set square 95 and planetary gear 97 is rotatablely connected, and planetary gear 97 is separately mounted to three corners of set square.
Specifically, the tail end of first output shaft 94 is mounted in bushing 99 by bearing, first output shaft 94
Through the second set square 96, second set square 96 and the positional symmetry equal in magnitude of the first set square 95.
Specifically, the bushing 99 is fixedly connected with the first input shaft 90, first input shaft 90 runs through bearing holder (housing, cover) 98,
Rotation is driven by motor in first input shaft 90, and the first input shaft 90 drives bushing 99 to rotate, so that planetary gear 97 is around the sun
Wheel rotates and drives sun gear spinning, and the first output shaft 94 is rotated synchronously with sun gear.
Working principle: the output axis connection of the first input shaft 90 and driving motor when use installs chain on the second output shaft 7
It takes turns and the shaft of sprocket wheel and cutterhead connects, driving motor drives the rotation of the first input shaft 90, and the first input shaft 90 drives bushing
99 rotations, so that planetary gear 97 rotates around sun gear and drive sun gear spinning, the first output shaft 94 turns with sun gear is synchronous
Dynamic, according to the speed ratio calculation formula of planetary gear train, the revolving speed of the first output shaft 94 is lower than the revolving speed of the first input shaft 90, and first is defeated
Shaft 94 drives the rotation of the second input shaft 3, and the second input shaft 3 drives transmission shaft by the first gear 4 and second gear 6 of engagement
5 rotations realize second and slow down that transmission shaft 5 drives 7 turns of the second output shaft by the third gear 10 of engagement and the 4th gear 8
It is dynamic, it realizes that third time is slowed down, exports larger torque, and then rotate with movable knife disc.Using the tooth of planetary reduction gear and double reduction
Roller box docking, forms a Combined speed reducer, and while meeting output torque requirement, the length of gear housing 2 is unlikely to
It is excessive, reduce lateral occupied area, it is convenient for assembly.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. rectangular top pipe development machine built up gear case, including pedestal (1), it is characterised in that: pacified on the pedestal (1) with screw
Equipped with gear housing (2), the gear housing (2) is equipped with the second input shaft (3) by bearing, second input shaft (3)
On be equipped with first gear (4), the first gear (4) is engaged with second gear (6), and the second gear (6) is mounted on biography
It on moving axis (5), is equipped with third gear (10) on the transmission shaft (5), the third gear (10) is nibbled with the 4th gear (8)
It closes, the 4th gear (8) is mounted on the second output shaft (7), and second input shaft (3) passes through shaft coupling (11) and planet
The first output shaft (94) of retarder (9) connects, and the planetary reduction gear (9) includes ring gear (91), the ring gear (91)
Front side be equipped with drive end bearing bracket (92) with screw, the rear side of the ring gear (91) is equipped with rear end cap (93) with screw, described
The center of drive end bearing bracket (92) is equipped with the first output shaft (94) by bearing, is equipped with the sun on first output shaft (94)
Wheel, the sun gear are engaged with planetary gear (97), and the planetary gear (97) is engaged with ring gear (91), the rear end cap (93)
Center is equipped with bearing holder (housing, cover) (98), and the bearing holder (housing, cover) (98) is equipped with bushing (99) by bearing, the bushing (99) and second
Set square (96) is fixedly connected, and the axis of second set square (96) and planetary gear (97) is rotatablely connected.
2. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: the transmission shaft (5)
It is mounted on gear housing (2) by bearing and the outside of bearing is equipped with bearing (ball) cover.
3. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: second output shaft
(7) it is mounted on by bearing on the front-rear side walls of gear housing (2), gear housing is stretched out in the front end of second output shaft (7)
(2) side wall.
4. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: the second gear
(6) it is not more than 0.25 with the transmission ratio of first gear (4) and the 4th gear (8) and the transmission ratio of third gear (10).
5. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: the drive end bearing bracket (92)
Center be equipped with protrusion and protrusion is rotatablely connected with the first set square (95), first set square (95) and planetary gear (97)
Axis rotation connection.
6. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: first output shaft
(94) tail end is mounted in bushing (99) by bearing, and first output shaft (94) runs through the second set square (96).
7. rectangular top pipe development machine built up gear case according to claim 1, it is characterised in that: the bushing (99) with
First input shaft (90) is fixedly connected, and first input shaft (90) runs through bearing holder (housing, cover) (98).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267291.0U CN208651555U (en) | 2018-08-08 | 2018-08-08 | Rectangular top pipe development machine built up gear case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821267291.0U CN208651555U (en) | 2018-08-08 | 2018-08-08 | Rectangular top pipe development machine built up gear case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651555U true CN208651555U (en) | 2019-03-26 |
Family
ID=65788953
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821267291.0U Expired - Fee Related CN208651555U (en) | 2018-08-08 | 2018-08-08 | Rectangular top pipe development machine built up gear case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651555U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825739A (en) * | 2018-08-08 | 2018-11-16 | 淮南中泰矿山装备制造有限公司 | Rectangular top pipe development machine built up gear case |
-
2018
- 2018-08-08 CN CN201821267291.0U patent/CN208651555U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825739A (en) * | 2018-08-08 | 2018-11-16 | 淮南中泰矿山装备制造有限公司 | Rectangular top pipe development machine built up gear case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20190808 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |