CN208416549U - A kind of helix transporting device of minor-circle turn shield machine - Google Patents
A kind of helix transporting device of minor-circle turn shield machine Download PDFInfo
- Publication number
- CN208416549U CN208416549U CN201821131455.7U CN201821131455U CN208416549U CN 208416549 U CN208416549 U CN 208416549U CN 201821131455 U CN201821131455 U CN 201821131455U CN 208416549 U CN208416549 U CN 208416549U
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- China
- Prior art keywords
- cylinder
- shield
- shield machine
- helix transporting
- transporting device
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Abstract
The utility model discloses a kind of helix transporting devices of minor-circle turn shield machine, including cylinder, swinging frame, it is mounted on the intracorporal screw rod of cylinder, the helical-blade being mounted on screw rod, it drives the driving motor of screw rod rotation and is mounted on the mud mouth of cylinder back-end, the cylinder includes rear cylinder body, rotating cylinder and conveyor front barrel, the conveyor front barrel is connected by the concave surface of ball-type body and rotating cylinder seat, and spherical external surface is provided with VD sealing ring and O-ring seal, when shield machine is turned, conveyor front barrel follows turning in advance, subsequent rotating cylinder and rear cylinder body follow turning, and it is provided with swinging frame, when the big radian turning of shield machine, achievable helix transporting device is quickly servo-actuated deflection；It solves the demand that helix transporting device is unable to satisfy shield machine zig zag, provides a kind of good seal performance, and meet the helix transporting device of shield machine more minor-circle turn.
Description
Technical field
The utility model relates to tunnel construction apparatus fields, specifically design a kind of spiral of minor-circle turn shield machine
Conveying device.
Background technique
Shield machine is to need to exclude the dregs of excavation in underground tunneling process, according to main point of the classification of stratum shield machine
Two classes: balancing earth-pressure shielding machine and slurry balance shield machine, slurry balance shield machine starch dregs by slush pump and mud channel
Liquid is directly discharged to the outer dregs pond of well, and balancing earth-pressure shielding machine is by helix transporting device and belt feeder integrating tunnel transport soil bucket
Dregs is discharged to dregs pond outside well by vehicle, so, helix transporting device, which becomes balancing earth-pressure shielding machine, must purchase critical component.
Shield machine device for folding and is followed an example knife in mainly using, and is backbreaking and promoting jack just in right amount in conjunction with knife of following an example
It really selects to carry out the turning of shield machine, but helix transporting device design at present is typically all straight body cylinder connection, works as shield
When machine is turned, the limitation of the factors such as helix transporting device will receive, deflection angle is generally within the scope of 1-1.5 °, in tunneling process
Turning radius is big, can not carry out the turning of minor radius, and such shield machine is only able to satisfy metro project regulation turning radius,
In water, cable tunnel, consider expropriation of land, surface structures, the evacuation needs more minor radius such as underground utilities zig zag, straight body cylinder company
It connects, is unable to satisfy needs.
Such as a kind of screw conveyor and shield machine, Chinese patent disclosed in Chinese patent CN201720892011.4
Gas pressure pattern shallow burial hidden digging shield machine and Chinese patent CN201320509044.8 disclosed in CN201220247657.4 disclose
The screw conveyor with Telescopic in helix transporting device be straight barrel type, when shield machine turning when, can not carry out
Smaller semidiameter turn can not quickly carry out engineering construction, or even be unable to satisfy engineering construction requirement, therefore develop a kind of smaller part
The helix transporting device of diameter turning shield machine is a urgent problem.
Utility model content:
In view of the shortcomings of the prior art, the utility model provides a kind of good seal performance, and meets shield machine more minor radius and turn
Curved Novel spiral conveying device.
Technical problem to be solved in the utility model is realized using following technical scheme:
A kind of helix transporting device of minor-circle turn shield machine, including cylinder, swinging frame, it is mounted on the intracorporal spiral of cylinder
Bar, the helical-blade being mounted on screw rod, the driving motor for driving screw rod rotation and the mud mouth for being mounted on cylinder back-end, institute
Stating cylinder includes rear cylinder body, rotating cylinder and conveyor front barrel, and the rear cylinder body rear end is mounted on shield tail shield, the rear cylinder body
Identical with the diameter of rotating cylinder, the rear cylinder body front end is connect by bolt with rotating cylinder rear end；The rotating cylinder
Diameter is less than the diameter of conveyor front barrel, and the rotating cylinder front end is set as spherical body, on the spherical body leading exterior surface
It is provided with O-ring seal and VD type sealing ring, mounting base is provided in the spherical body back end outer surface, the mounting base is
Divide half formula structure, mounting base includes the first semicircle mounting base and the second semicircle mounting base；The rear end of the conveyor front barrel be provided with
The concave surface seat that the spherical body matches, spherical body front end are inserted into the concave surface seat, and the mounting base passes through
Bolt is connected and fixed with concave surface seat, and the tie point of shield and anterior shield is in same vertical in the vertex of the spherical body and shield machine
On line, the front end of the conveyor front barrel is fixed on shield machine anterior shield；Described swinging frame one end is connect with rear cylinder body, and the other end is fixed
On shield tail shield.
As a kind of optimization of the utility model, the swinging frame includes support base, sliding rack and support plate, the support
Plate one end is connect with cylinder, and the other end is connect with sliding rack；The sliding rack is fixed on support base, and the support base is fixed on
On shield machine shield body.
As a kind of optimization of the utility model, the O-ring seal is set between concave surface seat and spherical body.
As a kind of optimization of the utility model, the VD type sealing ring is set between concave surface seat and mounting base.
As a kind of optimization of the utility model, the conveyor front barrel and rotating cylinder inner surface it is axially disposed have it is wear-resisting
Item.
The utility model has the beneficial effects that:
(1) the Novel spiral conveying device of the utility model is provided with conveyor front barrel and rotating cylinder, when shield machine turning,
Cutter head of shield machine is backbreak, and the horizontal deflection of anterior shield elder generation is caused, and since the diameter of conveyor front barrel is greater than rotating cylinder, and is provided with concave surface
Seat and spherical body, so conveyor front barrel can follow anterior shield to be deflected, and rotating cylinder is then in the tractive force of conveyor front barrel and hinge
Under the drive of connection device, the horizontal deflection again of middle shield is followed, the turning of shield machine more minor radius is realized, substantially increases the effect of construction
Rate.The helix transporting device of the utility model is additionally provided with swinging frame on rotating cylinder, usually gives helix transporting device branch
Support drives rotating cylinder servo rotary when the deflection of shield tail shield, forms the double of helix transporting device with spherical body structure
It turns again, guarantees the turning of more minor radius, while giving one support force of rotating cylinder, guarantee the safe operation of helix transporting device
With turning.
(2) spherical structure has very high sealing effect, prevents outside soil paste outflow helix transporting device, and before spherical body
End is provided with O-ring seal and VD type sealing ring on outer surface, realizes dual-seal guarantee, ensure that sealing effect significantly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the helix transporting device of the utility model；
Fig. 2 is the helix transporting device conveyor front barrel of the utility model and the structural schematic diagram of rotating cylinder junction；
Fig. 3 is the enlarged structure schematic diagram of part A in Fig. 2；
Fig. 4 is the location drawing of the spiral of the utility model in shield machine；
Fig. 5 is the structural schematic diagram of the helix transporting device swinging frame of the utility model.
Appended drawing reference: 1, screw rod；2, helical-blade；3, driving motor；4, mud mouth；5, rear cylinder body；6, rotating cylinder；7,
Conveyor front barrel；8, bolt；9, wear rib；10, spherical body；11, O-ring seal；12, VD type sealing ring；13, mounting base；14, recessed
Face seat；15, support base；16, sliding rack；17, support plate；18, tail shield；19, swinging frame；20, anterior shield；21, shield machine；22, in
Shield.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model:
As shown in Figure 1 and Figure 4, a kind of helix transporting device of minor-circle turn shield machine, including cylinder, swinging frame 19,
It is mounted on the intracorporal screw rod 1 of cylinder, the helical-blade 2 being mounted on screw rod 1, the driving motor 3 for driving screw rod 1 to rotate, peace
Mounted in the mud mouth 4 and shield machine 21 of cylinder back-end, the shield machine 21 includes anterior shield 20, middle shield 22 and tail shield 18；The cylinder
Body includes rear cylinder body 5, rotating cylinder 6 and conveyor front barrel 7, and 5 rear end of rear cylinder body is mounted on 21 tail shield 18 of shield machine, after described
Cylinder 5 is identical with the diameter of rotating cylinder 6, and 5 front end of rear cylinder body is connect by bolt 8 with 6 rear end of rotating cylinder；Before described
Cylinder 7 and 6 inner surface of rotating cylinder is axially disposed wear rib 9；The helix transporting device is mounted obliquely on shield machine
Inside 21, the relatively low spot of helix transporting device is front end, and higher point is rear end.
As shown in Figures 2 and 3, the diameter of the rotating cylinder 6 is less than the diameter of conveyor front barrel 7, before the rotating cylinder 6
End is set as spherical body 10, is provided with O-ring seal 11 and VD type sealing ring 12 on 10 leading exterior surface of spherical body；
Mounting base 13 is provided in 10 back end outer surface of spherical body, the mounting base 13 is a point half formula structure, and mounting base 13 is wrapped
The first semicircle mounting base and the second semicircle mounting base are included, the rear end of the conveyor front barrel 7 is provided with and 10 phase of spherical body
The concave surface seat 14 matched, 10 front end of spherical body are inserted into concave surface seat 14, the mounting base 13 by bolt 8 with it is recessed
Face seat 14 is connected and fixed；The O-ring seal 11 is set between concave surface seat 14 and spherical body 10, the VD type sealing ring 12
Left side be close to concave surface seat 14, mounting base 13 is close in the right side of the VD type sealing ring 12.
As shown in figure 5, described 19 one end of swinging frame is connect with rear cylinder body 5, the other end is fixed on tail shield 18；The swing
Frame 19 includes support base 15, sliding rack 16 and support plate 17, and described 17 one end of support plate is connect with rear cylinder body 5, the other end and cunning
Moving frame 16 connects；The sliding rack 16 is fixed on support base 15, and the support base 15 is fixed on tail shield 18.
Utility model works principle: shield machine 21 is turned when encountering the area for needing minor-circle turn, anterior shield 20
It is deflected toward turn direction, since 7 front end of conveyor front barrel is fixed in 20 shield body of anterior shield, and 14 sets of the concave surface seat of 7 rear end of conveyor front barrel
On spherical body 10, concave surface seat 14 can realize rotation on spherical body 10, and guarantee leakproofness, therefore anterior shield 20 deflects
When can drive the front end of conveyor front barrel 7 to deflect, when thus relieving helix transporting device to 21 minor-circle turn of shield machine
Limitation；Since conveyor front barrel 7 is connect with rotating cylinder 6 using spherical body 10, when conveyor front barrel 7 deflects, conveyor front barrel 7 can not be provided
The enough support forces of helix transporting device, therefore swinging frame 19 is needed to provide a upward support force, it is ensured that helix transporting device is not
The section that can break collapses, and after anterior shield 20 and middle shield 22 are turned, the needs of tail shield 18 are put on right position, since swinging frame 19 is connected to tail
On shield 18, therefore when tail shield 18 is put on right position, swinging frame 19 drives helix transporting device is servo-actuated to put on right position, and completes whole small
Semidiameter turn.Wherein:
(1) the Novel spiral conveying device of the utility model is provided with conveyor front barrel 7 and rotating cylinder 6, when 21 turns of shield machine
When curved, the cutterhead of shield machine 21 is backbreak, and causes the first horizontal deflection of anterior shield 20, since the diameter of conveyor front barrel 7 is greater than rotating cylinder
6, and it is provided with concave surface seat 14 and spherical body 10, concave surface seat 14 can realize rotation on spherical body 10, so conveyor front barrel 7
Anterior shield 20 can be followed to be deflected, and rotating cylinder 6 follows then under the drive of the tractive force and articulated mounting of conveyor front barrel 7
The middle horizontal deflection again of shield 22 realizes the turning of the more minor radius of shield machine 21, substantially increases the efficiency of construction.The spiral shell of the utility model
Rotation conveying device is provided with swinging frame 19 on rotating cylinder 6, helix transporting device support is usually given, when the tail of shield machine 21
When shield 18 deflects, 6 servo rotary of rotating cylinder is driven, guarantees the turning of more minor radius, while to rotating cylinder 6 one supports
Power forms the dual turning of helix transporting device with 10 structure of spherical body, guarantees the safe operation of helix transporting device and turns
It is curved.
(2) spherical structure has very high sealing effect, prevents outside soil paste outflow helix transporting device, and spherical body 10
It is provided with O-ring seal 11 and VD type sealing ring 12 on leading exterior surface, realizes dual-seal guarantee, ensure that sealing effect significantly
Fruit.
It will be apparent to those skilled in the art that can make various other according to the above description of the technical scheme and ideas
Corresponding change and deformation, and all these changes and deformation all should belong to the protection of the utility model claims
Within the scope of.
Claims (5)
1. a kind of helix transporting device of minor-circle turn shield machine, including cylinder, swinging frame, it is mounted on the intracorporal spiral of cylinder
Bar, the helical-blade being mounted on screw rod, the driving motor for driving screw rod rotation and the mud mouth for being mounted on cylinder back-end,
Be characterized in that: the cylinder includes rear cylinder body, rotating cylinder and conveyor front barrel, and the rear cylinder body rear end is mounted on shield tail shield
On, the rear cylinder body is identical with the diameter of rotating cylinder, and the rear cylinder body front end is connect by bolt with rotating cylinder rear end；Institute
The diameter for stating rotating cylinder is less than the diameter of conveyor front barrel, and the rotating cylinder front end is set as spherical body, the spherical body
It is provided with O-ring seal and VD type sealing ring on leading exterior surface, is provided with mounting base in the spherical body back end outer surface,
The mounting base is set as a point half formula structure, and mounting base includes the first semicircle mounting base and the second semicircle mounting base；The placket
The rear end of body is provided with the concave surface seat to match with the spherical body, and spherical body front end is inserted into the concave surface seat
Interior, concave surface seat is connected and fixed by bolt and mounting base, shield and anterior shield in the vertex of the spherical body and shield machine
Tie point is on same vertical line, and the front end of the conveyor front barrel is fixed on shield machine anterior shield；Described swinging frame one end is with after
Cylinder connection, the other end are fixed on shield tail shield.
2. the helix transporting device of minor-circle turn shield machine according to claim 1, it is characterised in that: the swinging frame
Including support base, sliding rack and support plate, described support plate one end is connect with cylinder, and the other end is connect with sliding rack；The cunning
Moving frame is fixed on support base, and the support base is fixed on shield tail shield.
3. the helix transporting device of minor-circle turn shield machine according to claim 1, it is characterised in that: described O-shaped close
Seal is set between concave surface seat and spherical body.
4. the helix transporting device of minor-circle turn shield machine according to claim 1, it is characterised in that: the VD type is close
Seal is set between concave surface seat and mounting base.
5. the helix transporting device of minor-circle turn shield machine according to claim 1, it is characterised in that: the conveyor front barrel
With rotating cylinder inner surface is axially disposed wear rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821131455.7U CN208416549U (en) | 2018-07-17 | 2018-07-17 | A kind of helix transporting device of minor-circle turn shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821131455.7U CN208416549U (en) | 2018-07-17 | 2018-07-17 | A kind of helix transporting device of minor-circle turn shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208416549U true CN208416549U (en) | 2019-01-22 |
Family
ID=65122911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821131455.7U Expired - Fee Related CN208416549U (en) | 2018-07-17 | 2018-07-17 | A kind of helix transporting device of minor-circle turn shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208416549U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691554A (en) * | 2018-07-17 | 2018-10-23 | 中船重型装备有限公司 | A kind of Novel spiral machine suitable for shield machine minor-circle turn |
| CN113669080A (en) * | 2021-10-25 | 2021-11-19 | 南通海创机械制造有限公司 | Floating type hinge device of screw conveyor |
-
2018
- 2018-07-17 CN CN201821131455.7U patent/CN208416549U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691554A (en) * | 2018-07-17 | 2018-10-23 | 中船重型装备有限公司 | A kind of Novel spiral machine suitable for shield machine minor-circle turn |
| CN108691554B (en) * | 2018-07-17 | 2019-12-17 | 中船重型装备有限公司 | novel screw machine suitable for shield constructs quick-witted small-radius turn |
| CN113669080A (en) * | 2021-10-25 | 2021-11-19 | 南通海创机械制造有限公司 | Floating type hinge device of screw conveyor |
| CN113669080B (en) * | 2021-10-25 | 2021-12-14 | 南通海创机械制造有限公司 | Floating type hinge device of screw conveyor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190122 Termination date: 20200717 |