CN203702163U - Driving device for earth pressure balance shield screw conveyer - Google Patents
Driving device for earth pressure balance shield screw conveyer Download PDFInfo
- Publication number
- CN203702163U CN203702163U CN201420087092.7U CN201420087092U CN203702163U CN 203702163 U CN203702163 U CN 203702163U CN 201420087092 U CN201420087092 U CN 201420087092U CN 203702163 U CN203702163 U CN 203702163U
- Authority
- CN
- China
- Prior art keywords
- driving
- internal tooth
- teeth
- heart
- pressure balance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model provides a driving device for an earth pressure balance shield screw conveyer. The driving device comprises a driving box, a driving box cover, an internal-teeth rotating support, an internal-teeth driving disc, a crowned-teeth articulated ring, a ball head shaft and the like; the driving box, the internal-teeth rotating support and the outer race of the driving box cover are connected concentrically; the internal-teeth rotating support is connected with the motor; the internal-teeth driving disc is concentrically arranged on the internal-teeth rotating support; the crowned-teeth articulated ring is concentrically connected with the ball head shaft and arranged in the internal-teeth driving disc; the driving device is further provided with a rotating sealing device and a crowned-teeth sealing device. The driving device is reasonable and compact in entire driving structure by use of the internal-teeth rotating support; due to the combination of the two sealing devices, the external pressure of driving sealing is quite low and the sealing performance of the devices is improved; due to the combination of the ball head shaft and the crowned-teeth articulated ring, a screw shaft is enabled to freely deflect by a certain angle according to dead-weight requirement with respect to the driving device, and therefore, the problem of the capsizing moment of the rotating support is solved and safe and efficient operation of the earth pressure balance shield screw conveyer is guaranteed.
Description
Technical field
The utility model relates to tunnel construction equipment technical field, especially, relates to a kind of drive unit for soil pressure balance shielding screw conveyer.
Background technology
In recent years, balancing earth-pressure shielding machine affects the features such as little, driving speed is fast, ground settlement is little with it to ground and underground environment in constructing tunnel, is widely used in the subterranean tunnel construction projects such as municipal engineering, urban track traffic, railway, highway, water conservancy construction.The necessary parts of slagging tap as balancing earth-pressure shielding machine, conveying worm safety, running are efficiently the necessary conditions that ensures that tunnel connects smoothly, fast.
At present, the type of drive of conveying worm is mainly divided into two kinds: (1) middle part peripheral drive, and there is following shortcoming: a, drive front and back all to need sealing in it, has two place's sealing surfaces, increased the risk point of sealing; B, in conveying worm operation process, the outside moment of front and back sealing station is high to sealingly secure reliability requirement in high pressure conditions; C, because the relative drive unit of helical axis is asymmetrical, helical axis has very large overturning moment, long time running will aggravate the wearing and tearing of pivoting support (copper splicing sleeve) to pivoting support (copper splicing sleeve), reduces application life of conveying worm; (2) rear portion centre-driven, its major defect is that driver part requirement on machining accuracy is high, prices are rather stiff.
Therefore,, in order to meet real needs, invent a kind of drive unit that can realize conveying worm safety, high-efficiency operation and have very important significance.
Utility model content
The utility model object is to provide the drive unit that a kind of compact conformation is reasonable, can realize soil pressure balance shielding screw conveyer safety, high-efficiency operation, and concrete technical scheme is as follows:
For a drive unit for soil pressure balance shielding screw conveyer, comprise driving box, drive case lid, internal tooth pivoting support, internal tooth driving-disc, barreled tooth flank hinge eyes, wear ring, lip packing parts, seal isolation ring, ball face sealing parts and ball head;
The outer ring of described driving box, internal tooth pivoting support and driving case lid is joined together to form drive case with one heart;
The ring gear of described internal tooth pivoting support is connected with motor;
Described internal tooth driving-disc is arranged on the ring gear of described internal tooth pivoting support with one heart;
Described barreled tooth flank hinge eyes is connected with described ball head is concentric, and is arranged on one heart in described internal tooth driving-disc by sphere supported flange, and described ball head is connected with helical axis;
Described wear ring is arranged on described internal tooth driving-disc with one heart by described sphere supported flange;
Described lip packing parts and seal isolation ring are arranged in described driving box with one heart by lip packing hold-down ring, and the lip of described lip packing parts contacts with described wear ring and forms rotary seal;
Described ball face sealing parts are arranged on described sphere supported flange with one heart by ball face sealing hold-down ring, and form barreled tooth flank sealing device with the sphere of described barreled tooth flank hinge eyes.
Preferred in above technical scheme, the ring gear of described internal tooth pivoting support is connected with described motor by reductor.
Preferred in above technical scheme, the outer ring of described driving box, driving case lid and internal tooth pivoting support links together with one heart by bolt.
Preferred in above technical scheme, described barreled tooth flank hinge eyes and ball head link together with one heart by bolt.
Preferred in above technical scheme, described internal tooth driving-disc is fixed on the ring gear of described internal tooth pivoting support with one heart by bolt.
Preferred in above technical scheme, described ball head and described helical axis weld together.
In order to reach better technique effect, also comprise alignment pin, described alignment pin is arranged on described wear ring on described internal tooth driving-disc.
The utlity model has following beneficial effect:
(1) the utility model adopts internal tooth pivoting support, Multipoint Drive; Adopt the part of internal tooth pivoting support outer ring as drive case, make whole drives structure more reasonable compact; Adopt the combination of rotary seal and barreled tooth flank sealing device, only have a sealing surface, drive sealing place fundamental sum outside atmosphere to be communicated with, drive sealing ambient pressure very little, greatly reduce the risk of sealing; Adopt the combination of ball head and barreled tooth flank hinge eyes, can make helical axis require free deflection certain angle to drive unit according to deadweight, solve pivoting support overturning moment problem, soil pressure balance shielding screw conveyer safety, running are efficiently ensured, reduce the friction between other each parts simultaneously, thereby extended the application life of whole drive unit.
(2) in the utility model, the ring gear of internal tooth pivoting support is connected with motor by reductor, the power that transition motor transmits well, the stability of assurance device operation, the simultaneously application life of extension fixture.
(3) driving box in the utility model, drive between connection, tooth hinge eyes and the ball head between the outer ring of case lid and internal tooth pivoting support be connected and internal tooth driving-disc and the ring gear of internal tooth pivoting support between be connected all and be bolted, solid and reliable, and installation, convenient disassembly.
(4) in the utility model, ball head and helical axis weld together, and can drive well helical axis rotation.
(5) in the utility model, be also provided with alignment pin, wear ring is arranged on internal tooth driving-disc, can play good locating effect, can strengthen again being connected between wear ring and internal tooth driving-disc.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation for the drive unit of soil pressure balance shielding screw conveyer in the utility model preferred embodiment 1;
Fig. 2 is partial structurtes schematic diagram in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can limit and cover according to claim is implemented.
Embodiment 1:
A kind of drive unit for soil pressure balance shielding screw conveyer, refer to Fig. 1, specifically comprise driving box 6, drive case lid 9, internal tooth pivoting support 8, internal tooth driving-disc 7, barreled tooth flank hinge eyes 12, wear ring 14, lip packing parts 4, seal isolation ring 5, ball face sealing parts 17, ball head 18 and alignment pin 13.
The outer ring of described driving box 6, internal tooth pivoting support 8 and driving case lid 9 is joined together to form drive case with one heart by bolt, one side of described drive case is connected with the casing 2 of soil pressure balance shielding screw conveyer, in casing 2, be provided with helical axis 1, adopt internal tooth pivoting support, make whole drives structure more reasonable compact.
The ring gear of described internal tooth pivoting support 8 is connected with motor 11 by reductor 10, the power that transition motor transmits well, the stability of assurance device operation, the simultaneously application life of extension fixture.
Described internal tooth driving-disc 7 is arranged on the ring gear of described internal tooth pivoting support 8 with one heart by bolt.
Described barreled tooth flank hinge eyes 12 is connected by bolt is concentric with described ball head 18, and be arranged on one heart in described internal tooth driving-disc 7 by sphere supported flange 15, described ball head 18 welds together with helical axis 1, become one structure, both welding can drive helical axis rotation well, and adopt the combination of ball head and barreled tooth flank hinge eyes, can make helical axis require free deflection certain angle A to drive unit according to deadweight, refer to Fig. 2, this angular deflection degree is controlled in 1.5 °, without too large (analysis theoretically of deflection, as long as this deflection angle exists certain drift angle to turn and will make moderate progress to the stressed of rear portion drive part), solve pivoting support overturning moment problem, ensure soil pressure balance shielding screw conveyer safety, running efficiently, reduce the friction between other each parts simultaneously, thereby extend the application life of whole drive unit.
Described wear ring 14 is arranged on described internal tooth driving-disc 7 with one heart by described alignment pin 13 and described sphere supported flange 15.
Described lip packing parts 4 and seal isolation ring 5 are arranged in described driving box 6 with one heart by lip packing hold-down ring 3, and the lip of described lip packing parts 4 contacts with described wear ring 14, form rotary seal; Described ball face sealing parts 17 are arranged on described sphere supported flange 15 with one heart by ball face sealing hold-down ring 16, and form barreled tooth flank sealing device with the sphere of described barreled tooth flank hinge eyes 12, adopt the combination of rotary seal and barreled tooth flank sealing device, only has a sealing surface, drive sealing place fundamental sum outside atmosphere to be communicated with, drive sealing ambient pressure very little, greatly reduce the risk of sealing.
In the time that conveying worm is normally worked conveying dregs, motor 11 drives the ring gear rotation of described internal tooth pivoting support 8 by reductor 10, and then drive successively described internal tooth driving-disc 7, barreled tooth flank hinge eyes 12, ball head 18 and helical axis 1 to rotate, complete the normal slag-tapping function of conveying worm.Because the utility model can be realized flexibly connecting between drive unit and helical axis by internal tooth driving-disc 7 and barreled tooth flank hinge eyes 12, allow the relative drive unit of helical axis to have the deflection of certain angle, be used for reducing due to helical axis deadweight and the impact of vibrations on drive unit in rotary course thereof, ensure drive unit in conveying worm operation process safety, work efficiently.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. for a drive unit for soil pressure balance shielding screw conveyer, it is characterized in that: comprise driving box (6), drive case lid (9), internal tooth pivoting support (8), internal tooth driving-disc (7), barreled tooth flank hinge eyes (12), wear ring (14), lip packing parts (4), seal isolation ring (5), ball face sealing parts (17) and ball head (18);
The outer ring of described driving box (6), internal tooth pivoting support (8) and driving case lid (9) is joined together to form drive case with one heart;
The ring gear of described internal tooth pivoting support (8) is connected with motor (11);
Described internal tooth driving-disc (7) is arranged on the ring gear of described internal tooth pivoting support (8) with one heart;
Described barreled tooth flank hinge eyes (12) and concentric connection of described ball head (18), and be arranged on one heart in described internal tooth driving-disc (7) by sphere supported flange (15), described ball head (18) is connected with helical axis (1);
Described wear ring (14) is arranged on described internal tooth driving-disc (7) with one heart by described sphere supported flange (15);
Described lip packing parts (4) and seal isolation ring (5) are arranged in described driving box (6) with one heart by lip packing hold-down ring (3), and the lip of described lip packing parts (4) contacts with described wear ring (14), form rotary seal;
It is upper that described ball face sealing parts (17) are arranged on described sphere supported flange (15) with one heart by ball face sealing hold-down ring (16), and form barreled tooth flank sealing device with the sphere of described barreled tooth flank hinge eyes (12).
2. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: the ring gear of described internal tooth pivoting support (8) is connected with described motor (11) by reductor (10).
3. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: the outer ring of described driving box (6), driving case lid (9) and internal tooth pivoting support (8) links together with one heart by bolt.
4. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: described barreled tooth flank hinge eyes (12) and ball head (18) link together with one heart by bolt.
5. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: described internal tooth driving-disc (7) is fixed on the ring gear of described internal tooth pivoting support (8) with one heart by bolt.
6. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: described ball head (18) welds together with described helical axis (1).
7. a kind of drive unit for soil pressure balance shielding screw conveyer according to claim 1, is characterized in that: also comprise alignment pin (13), described alignment pin (13) is arranged on described wear ring (14) on described internal tooth driving-disc (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087092.7U CN203702163U (en) | 2014-02-27 | 2014-02-27 | Driving device for earth pressure balance shield screw conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420087092.7U CN203702163U (en) | 2014-02-27 | 2014-02-27 | Driving device for earth pressure balance shield screw conveyer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203702163U true CN203702163U (en) | 2014-07-09 |
Family
ID=51052618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420087092.7U Withdrawn - After Issue CN203702163U (en) | 2014-02-27 | 2014-02-27 | Driving device for earth pressure balance shield screw conveyer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203702163U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821532A (en) * | 2014-02-27 | 2014-05-28 | 中国铁建重工集团有限公司 | Driving device for earth pressure balance shield screw conveyor |
-
2014
- 2014-02-27 CN CN201420087092.7U patent/CN203702163U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103821532A (en) * | 2014-02-27 | 2014-05-28 | 中国铁建重工集团有限公司 | Driving device for earth pressure balance shield screw conveyor |
| CN103821532B (en) * | 2014-02-27 | 2015-09-09 | 中国铁建重工集团有限公司 | A kind of drive unit for soil pressure balance shielding screw conveyer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103821532B (en) | A kind of drive unit for soil pressure balance shielding screw conveyer | |
| CN201747381U (en) | Compound TBM novel auxiliary steering device | |
| CN103085953B (en) | Submersible vehicle embedded type butting device | |
| CN204783026U (en) | It prevents rotary device initiatively to articulate formula shield structure single cylinder hydro -cylinder | |
| US20210231013A1 (en) | Hard rock roadway and tunnel boring machine with actively rotating hobs | |
| CN103363918B (en) | Seabed tunnel deformation monitoring device | |
| CN102345459A (en) | Cutting mechanism for heading machine | |
| CN203702163U (en) | Driving device for earth pressure balance shield screw conveyer | |
| CN202170794U (en) | Development machine and cutting part thereof | |
| CN201771491U (en) | Cutting mechanism of tunneling machine | |
| CN204060697U (en) | Slurry shield lithotripsy apparatus and the slurry shield machine with it | |
| CN102678129A (en) | Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine | |
| CN204504520U (en) | A kind of laser three-D cutter sweep | |
| CN205502107U (en) | Double round groove cutting machine mills round with pendulum tooth mechanism | |
| CN205805561U (en) | Large-diameter earth pressure balance shield machine Tu Cang actively agitating device | |
| CN202325501U (en) | Short-wall large-mining height coal mining machine | |
| CN206753602U (en) | A kind of small cutterhead central shaft type drive device | |
| CN202832530U (en) | Heading machine and cutting portion thereof | |
| CN202882931U (en) | Tearing knife provided with detection device | |
| CN204098924U (en) | A kind of shield structure soil shear failure structure | |
| CN211715126U (en) | Coal mining machine spiral drum | |
| CN201496541U (en) | Shaft sealing device of medium-speed coal mill | |
| CN204003249U (en) | A kind of cardan shaft hydraulic drive apparatus that is applicable to low water head generating | |
| CN103306605A (en) | Double-pipe fast connecting and dust collecting device for drilling of air casting pipe and applications of double-pipe fast connecting and dust collecting device | |
| CN202579946U (en) | Vertical mill gear case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140709 Effective date of abandoning: 20150909 |
|
| RGAV | Abandon patent right to avoid regrant |