CN205977221U - A sealed early gate for earth pressure balance shield machine - Google Patents
A sealed early gate for earth pressure balance shield machine Download PDFInfo
- Publication number
- CN205977221U CN205977221U CN201620890850.8U CN201620890850U CN205977221U CN 205977221 U CN205977221 U CN 205977221U CN 201620890850 U CN201620890850 U CN 201620890850U CN 205977221 U CN205977221 U CN 205977221U
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- Prior art keywords
- gate
- sealing
- pressure shielding
- balancing earth
- shielding machine
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Abstract
The utility model discloses a sealed early gate for earth pressure balance shield machine, include mounting bracket, the gate of installing on native bulkhead that is used for sealed screw conveyer's feed inlet, the actuating mechanism who is used for driving the gate, the mounting bracket sets up the back of soil bulkhead, mounting bracket and screw conveyer's perpendicular setting of axis, be provided with feasiblely on the mounting bracket the guide rail that the gate slided, the gate activity sets up in the guide rail. The utility model discloses with the back of gate installation at native bulkhead, there is not the space between gate and the native bulkhead, guaranteed the leakproofness of gate, when the gate was closed, tu cang's pressure can not transmit to screw conveyer, had guaranteed the security of maintenance work. And it slides, opens or close the auger delivery mouth, simple structure, convenient operation to make the gate follow the guide rail through actuating mechanism.
Description
Technical field
This utility model belongs to shield machine technical field and in particular to a kind of sealing front brake for balancing earth-pressure shielding machine
Door.
Background technology
Shield machine, is named as shielding tunnel excavator entirely, is a kind of special engineering machinery of tunnel piercing, modern shield driving
There is the functions such as the excavation cutting soil body, the native quarrel of conveying, segment assembly lining cutting, measurement guiding correction, be widely used to subway, ferrum
The Tunnel Engineering such as road, highway, municipal administration, water power.
Under normal circumstances, the work space of shield machine is narrow and small, compact arrangement of equipment, and at present, the construction of subterranean tunnel is commonly used
Earth pressure balance shield machine, is cut to the soil body using the anterior cutterhead installed of shield machine, and will excavate thing and pass through screw machine
It is transported to the soil mine car at the rear portion of shield machine, transport to ground.In the normal operation of shield machine, screw machine plays heavy to closing
The effect wanted, but because the work space of shield machine is more narrow and small, therefore in the design process, taking up room of screw machine is subject to
Limit is larger, and traditional screw machine front brake door is as shown in figure 1, include driving oil cylinder 11 and the driving being arranged on native bulkhead 1
The connecting rod 12 that the motion end of oil cylinder 11 connects, described connecting rod 12 is fixedly connected with early gate 13.By controlling the drive of both sides
So that early gate swing open or closing, early gate 13 is arranged on the outer surface of native bulkhead to dynamic oil cylinder 11, due to early gate 13
Swing, and native bulkhead surface be through processing, relatively rough so that early gate 13 can smoothly cut out, early gate 13 with
There is certain space, this space can make early gate 13 not have sealing, may only ensure in spiral transferring between native bulkhead 1
Send in the maintenance process of machine, it is to avoid the dregs of bulk enters conveying worm, once face unstability in maintenance process, due to
Early gate does not have sealing, and the pressure in native storehouse can be transferred in conveying worm, and impact conveying worm is in maintenance process
In safety.
Utility model content
In order to overcome above-mentioned technological deficiency, this utility model provides one kind to be arranged on the native bulkhead back side, good airproof performance, safety
Reliably it is used for the sealing early gate of balancing earth-pressure shielding machine.
In order to solve the above problems, this utility model is achieved by technical scheme below：
Sealing early gate for balancing earth-pressure shielding machine described in the utility model, including the installation being arranged on native bulkhead
Frame, the gate of charging aperture for sealing spiral conveyer, the drive mechanism for driving gate, described installing rack is arranged on institute
State the back side of native bulkhead, described installing rack is vertically arranged with the axis of conveying worm；It is provided with so that institute on described installing rack
State the guide rail of gate sliding, described gate is movably arranged in described guide rail.
Further, described gate includes cooperating the first gate of the charging aperture of sealing spiral conveyer and the second lock
Door；
Described drive mechanism is included for the first oil cylinder driving the first gate, the second oil being used for driving the second gate
Cylinder, the first mounting seat, the second mounting seat for installing the second oil cylinder for installing the first oil cylinder；
Described first mounting seat and the second mounting seat are separately positioned on the shell of shield machine.
Further, the end face that described first gate is contacted with the second gate is provided with male half coupling, described second gate with
The end face of the first gate contact is provided with the recessed seam with the cooperation of described male half coupling；
The vertical plane that described male half coupling is contacted with described recessed seam is the inclined plane for guiding, makes described for guarantee
First gate and the second gate are accurately positioned the reliability it is ensured that sealing.
Further, the bottom of described installing rack is provided with lower guideway, and the top of described installing rack is provided with upper rail, institute
State the surface that upper rail contacted with described gate with the two ends of lower guideway to be made up of plastic plate；
It is in the upper rail of the gating location of described conveying worm and lower guideway is made up of wearing plate.
Further, described plastic plate, for PA plate so that will not be worn when gate opens or closes, ensures to lead simultaneously again
The some strength of rail and rigidity, so that gate life-span length, have sealing again.
Further, the wearing plate section of described upper rail and lower guideway is provided with intake tunnel, the guide rail of described wearing plate
On be provided with some cleaning spouts connecting with intake tunnel, described intake tunnel is connected with running water pipe.
Further, the surface described installing rack being contacted with described gate is provided with some sealing rings.
Further, described first oil cylinder is movably arranged in the first mounting seat by the first jointed shaft, described second oil
Cylinder is movably arranged in the second mounting seat by the second jointed shaft.
Further, described installing rack is provided with sealing block along the direction slided perpendicular to described gate；
Described sealing block is arranged on the both sides of the sealing early gate of conveying worm, and described sealing block is provided with some use
In the oil nozzle adding grease.
Further, described sealing block is copper billet, and it is arranged on the supported on both sides of gate and seals described gate.
Compared with prior art, the beneficial effects of the utility model are：
Gate installation at the back side of native bulkhead, is not had space between gate and native bulkhead it is ensured that lock by this utility model
The sealing of door, during closing gate, the pressure of Tu Cang can not be transferred to conveying worm it is ensured that the safety of maintenance work.
And gate is made along slide by drive mechanism, is turned on and off helical feed mouth, structure is simple, easy to operate.
Brief description
Below in conjunction with the accompanying drawings specific embodiment of the present utility model is described in further detail, wherein：
Fig. 1 is the structural representation of the early gate of existing earth pressure balance quality structure machine；
Fig. 2 is the A-A sectional view in Fig. 1；
Fig. 3 is the scheme of installation of the sealing early gate for balancing earth-pressure shielding machine described in the utility model；
Fig. 4 is the B-B sectional view in Fig. 3；
Fig. 5 is the left view of the sealing early gate for balancing earth-pressure shielding machine described in the utility model；
Fig. 6 is the front view of the sealing early gate for balancing earth-pressure shielding machine described in the utility model；Fig. 7 is in Fig. 6
C partial enlarged drawing；
Fig. 8 is the sectional view of D-D in Fig. 6；
Fig. 9 is the partial enlarged drawing of E in Fig. 8.
Specific embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain this utility model, be not used to limit this utility model.
As shown in Fig. 3～Fig. 9, the sealing early gate for balancing earth-pressure shielding machine described in the utility model, including installation
Installing rack 4 on native bulkhead 1, the gate of charging aperture 9 for sealing spiral conveyer, the driving machine for driving gate
Structure, described installing rack 4 is arranged on the back side of described soil bulkhead 1, and described installing rack 4 is vertically arranged with the axis of conveying worm；
Bearing 5 is provided with described installing rack 4, described bearing 5 is provided with the guide rail making described gate sliding, described gate activity
It is arranged in described guide rail.
In the present embodiment, described gate includes first gate 2 and of the charging aperture 9 of sealing spiral conveyer that cooperates
Two gates 3；Described drive mechanism include for drive the first gate 2 the first oil cylinder 21, for drive the second gate 3 second
Oil cylinder 31, the first mounting seat 22, the second mounting seat 32 for installing the second oil cylinder 31 for installing the first oil cylinder 21；Described
First mounting seat 22 and the second mounting seat 32 are separately positioned on the shell 8 of shield machine.
The end face that described first gate 2 is contacted with the second gate 3 is provided with male half coupling, described second gate 3 and the first lock
The end face of door 2 contact is provided with the recessed seam with the cooperation of described male half coupling；Described male half coupling is vertical with what described recessed seam contacted
Plane is inclined plane, and described inclined plane makes the first gate 2 and the second gate 3 accurately in place, so that described first gate 2
With the second gate 3 accurate positioning, it is to avoid the first gate 2 and the second gate 3 misplace it is ensured that the reliability that seals.
The bottom of described installing rack 4 is provided with lower guideway, and the top of described installing rack 4 is provided with upper rail, described on lead
The surface that rail is contacted with described gate with the two ends of lower guideway is made up of plastic plate；Described plastic plate is PA plate 51.
It is in the upper rail of charging aperture 9 position of described conveying worm and lower guideway is made up of wearing plate.Lead on described
The wearing plate section of rail and lower guideway be provided with intake tunnel 52, be provided with the guide rail of described wearing plate some with intake tunnel even
Logical flushing spout 53, described intake tunnel 52 is connected with running water pipe.Before closed shutter, rinse the mud in guide rail with water
Slurry, it is ensured that the sealing of gate, avoids simultaneously and makes the problem of gate abrasion due to the frictional force of mud.
The surface contacting with described gate on described installing rack 4 is provided with some sealing rings 6.
On described installing rack 4, the direction slided perpendicular to described gate is provided with sealing block 7；Described sealing block 7 is arranged
In the both sides of the sealing early gate of conveying worm, described sealing block 7 is provided with some oil nozzles 71 for adding grease.
Described sealing block 7 is copper billet, and it is arranged on the supported on both sides of gate and seals described gate.In the present embodiment, described sealing ring 6
It is arranged on described sealing block 7 side so that sealing block 7 reaches lubrication gate and the effect of reinforcement gate sealing.
Described first oil cylinder 21 is movably arranged in the first mounting seat by the first jointed shaft 221, and described second oil cylinder leads to
Cross the second jointed shaft to be movably arranged in the second mounting seat.
Early gate is arranged on the back side of native bulkhead it is not necessary to contact with native bulkhead by this utility model, by the first oil cylinder
Drive the first gate and the second gate to slide on guide rail respectively with the second oil cylinder, realize being turned on and off of gate, gate with
Fully seal between native bulkhead, there is not space, good airproof performance, safe it is ensured that pressure in conveying worm not with
The change of Tu Cang and change it is ensured that conveying worm maintenance when safety.
The other structures of sealing early gate being used for balancing earth-pressure shielding machine described in the present embodiment are referring to prior art.
The above, be only preferred embodiment of the present utility model, not this utility model is made any formal
Restriction, therefore every without departing from technical solutions of the utility model content, implement to above according to technical spirit of the present utility model
Any modification, equivalent variations and modification that example is made, all still fall within the range of technical solutions of the utility model.
Claims (10)
1. a kind of sealing early gate for balancing earth-pressure shielding machine it is characterised in that：Including the installation being arranged on native bulkhead
Frame, the gate of charging aperture for sealing spiral conveyer, the drive mechanism for driving gate, described installing rack is arranged on institute
State the back side of native bulkhead, described installing rack is vertically arranged with the axis of conveying worm；It is provided with so that institute on described installing rack
State the guide rail of gate sliding, described gate is movably arranged in described guide rail.
2. according to claim 1 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described gate includes
Cooperate first gate of charging aperture of sealing spiral conveyer and the second gate；
Described drive mechanism is included for the first oil cylinder driving the first gate, the second oil cylinder, the use that are used for driving the second gate
In the first mounting seat, the second mounting seat for installing the second oil cylinder of installing the first oil cylinder；
Described first mounting seat and the second mounting seat are separately positioned on the shell of shield machine.
3. according to claim 2 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described first gate
The end face contacting with the second gate is provided with male half coupling, the end face that described second gate is contacted with the first gate be provided with described
The recessed seam of male half coupling cooperation；
The vertical plane that described male half coupling is contacted with described recessed seam is to make described first gate and the second gate accurate positioning
Inclined plane.
4. according to claim 2 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described installing rack
Bottom is provided with lower guideway, and the top of described installing rack is provided with upper rail, the two ends of described upper rail and lower guideway with described
The surface of gate contact is made up of plastic plate；
It is in the upper rail of the gating location of described conveying worm and lower guideway is made up of wearing plate.
5. according to claim 4 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described plastic plate is
PA plate.
6. according to claim 4 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described upper rail and
The wearing plate section of lower guideway be provided with intake tunnel, be provided with the guide rail of described wearing plate some connect with intake tunnel clear
Wash spout, described intake tunnel is connected with running water pipe.
7. according to claim 2 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：On described installing rack
The surface contacting with described gate is provided with some sealing rings.
8. according to any one of claim 2 to 7 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Institute
State the first oil cylinder to be movably arranged in the first mounting seat by the first jointed shaft, described second oil cylinder passes through the second jointed shaft activity
It is arranged in the second mounting seat.
9. according to any one of claim 2 to 7 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Institute
State, on installing rack, the direction slided perpendicular to described gate is provided with sealing block；
Described sealing block be arranged on conveying worm sealing early gate both sides, described sealing block is provided with some for adding
Grease-added oil nozzle.
10. according to claim 9 be used for balancing earth-pressure shielding machine sealing early gate it is characterised in that：Described sealing block
For copper billet, it is arranged on the supported on both sides of gate and seals described gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890850.8U CN205977221U (en) | 2016-08-16 | 2016-08-16 | A sealed early gate for earth pressure balance shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620890850.8U CN205977221U (en) | 2016-08-16 | 2016-08-16 | A sealed early gate for earth pressure balance shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977221U true CN205977221U (en) | 2017-02-22 |
Family
ID=58030842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620890850.8U Active CN205977221U (en) | 2016-08-16 | 2016-08-16 | A sealed early gate for earth pressure balance shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205977221U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107916940A (en) * | 2017-12-01 | 2018-04-17 | 辽宁三三工业有限公司 | A kind of anti-jamming gate of slagging tap of shield machine screw machine |
| CN108386200A (en) * | 2018-03-22 | 2018-08-10 | 辽宁三三工业有限公司 | The fast throttle valve of shield machine |
| CN109707286A (en) * | 2018-11-15 | 2019-05-03 | 北方重工装备（沈阳）有限公司 | A kind of new-type channel door gear suitable for full face tunnel boring machine |
| CN110608046A (en) * | 2019-10-29 | 2019-12-24 | 中铁工程装备集团有限公司 | Double-gate structure of partition plate front gate of soil pressure balance shield screw conveyor |
| CN111075462A (en) * | 2020-01-10 | 2020-04-28 | 天津宏轩达科技有限公司 | Soil bin monitoring device for shield machine |
-
2016
- 2016-08-16 CN CN201620890850.8U patent/CN205977221U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107916940A (en) * | 2017-12-01 | 2018-04-17 | 辽宁三三工业有限公司 | A kind of anti-jamming gate of slagging tap of shield machine screw machine |
| CN107916940B (en) * | 2017-12-01 | 2024-04-26 | 辽宁三三工业有限公司 | Screw machine anti-blocking slag discharging gate for shield machine |
| CN108386200A (en) * | 2018-03-22 | 2018-08-10 | 辽宁三三工业有限公司 | The fast throttle valve of shield machine |
| CN108386200B (en) * | 2018-03-22 | 2024-02-02 | 辽宁三三工业有限公司 | Quick-opening gate of shield machine |
| CN109707286A (en) * | 2018-11-15 | 2019-05-03 | 北方重工装备（沈阳）有限公司 | A kind of new-type channel door gear suitable for full face tunnel boring machine |
| CN110608046A (en) * | 2019-10-29 | 2019-12-24 | 中铁工程装备集团有限公司 | Double-gate structure of partition plate front gate of soil pressure balance shield screw conveyor |
| CN110608046B (en) * | 2019-10-29 | 2021-11-12 | 中铁工程装备集团有限公司 | Double-gate structure of partition plate front gate of soil pressure balance shield screw conveyor |
| CN111075462A (en) * | 2020-01-10 | 2020-04-28 | 天津宏轩达科技有限公司 | Soil bin monitoring device for shield machine |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |