CN209011827U - A kind of external mud door sealing system for slurry balance shield machine - Google Patents
A kind of external mud door sealing system for slurry balance shield machine Download PDFInfo
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- CN209011827U CN209011827U CN201821669420.9U CN201821669420U CN209011827U CN 209011827 U CN209011827 U CN 209011827U CN 201821669420 U CN201821669420 U CN 201821669420U CN 209011827 U CN209011827 U CN 209011827U
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- door
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- partition
- aperture
- oil
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Abstract
The utility model discloses a kind of external mud door sealing systems for slurry balance shield machine, it include: door-plate, partition and driving device, it is wherein excavation cabin on the outside of partition, inside is air cushion cabin, and partition is equipped with aperture of door, and the medial surface of door-plate is tightly attached to the lateral surface of partition, driving device is located on the inside of partition, the bottom of door-plate passes through aperture of door by connector and connect with driving device, and driving device is moved up and down for controlling door-plate along the lateral surface of partition, to close or open aperture of door.Since door-plate is arranged on the outside of partition, when closed, door-plate is pressed on the outside of partition using the pressure difference for excavating cabin and air cushion cabin, therefore the sealing effect of mud door can be improved.
Description
Technical field
The utility model relates to slurry balance shield machine technical field, in particular to a kind of external mud door sealing system
System.
Background technique
With the development of Shield Construction Technique, the slurry balance shield machine in shield excavation machine is with its excellent pressure control
Performance is used widely in crossing river and sea and the Tunnel Engineering having higher requirements to sedimentation etc..And mud door is as muddy water
One important auxiliary device of balance shield machine enters air cushion cabin in staff's normal pressure and rise in the operations such as rubble machine overhauling
Key effect is arrived.
Conventional mud door is located on the inside of air cushion cabin, after mud door is closed, by be installed on mud door-plate can be swollen
Liquid or gas are injected in swollen sealing ring inside to be made to compress sealing surface after sealing ring expansion, and realization excavation cabin is close with air cushion cabin
It insulates from being then then exhausted from mud in air cushion cabin and reduce pressure to normal pressure.This style of mud door is after the pressure release of air cushion cabin
Need to bear from excavate cabin huge mud pressure, and this pressure act on prevent mud door from compressing sealing surface, it is close
The decrement that envelope effect fully relies on sealing ring is realized, more demanding to sealing ring performance and system reliability, and air cushion cabin
Bottom operating environment is severe, and sealing ring easily damages, poor so as to cause sealing effect.
Therefore, how a kind of mud door sealing system is provided, is those skilled in the art to improve the sealing effect of mud door
The current technical issues that need to address of member.
Utility model content
In view of this, can be effectively improved the purpose of the utility model is to provide a kind of external mud door sealing system
Sealing effect when mud door is closed.
To achieve the above object, the utility model provides the following technical solutions:
A kind of external mud door sealing system for slurry balance shield machine, comprising: door-plate, partition and driving dress
It sets, the partition is equipped with aperture of door, and the medial surface of the door-plate is tightly attached to the lateral surface of the partition, and the driving device is located at
On the inside of the partition, the bottom of the door-plate passes through the aperture of door by connector and connect with the driving device, the driving
Device is moved up and down for controlling the door-plate along the lateral surface of the partition, to close or open the aperture of door.
Preferably, annular oil seal slot is equipped on the inside of the door-plate, the aperture of door frame is circumferentially with and the annular oil
The oil filler point of sealing groove connection.
Preferably, be equipped with the oil grease tube being connected to the oil filler point on the inside of the partition, the left and right sides of the aperture of door with
Bottom is equipped with the backplate for preventing dregs from washing away the oil grease tube.
Preferably, the aperture of door frame is circumferentially with multiple oil filler points, and the oil grease tube is equipped with for adjusting
The regulation device of the oil quantity of each oil filler point.
Preferably, the two sides of the door-plate on the outside of guide rail and the partition by being slidably connected.
Preferably, wear-resistant liner is equipped between the guide rail and the partition, between the wear-resistant liner and the guide rail
Equipped with the sliding slot for door-plate sliding, the wear-resistant liner is equipped with the oil filler point, and the oil filler point passes through the sliding slot
Inner sidewall be connected to the annular oil groove of the door-plate.
Preferably, the inside above the aperture of door, which is equipped with, moves up limit support, and the door-plate bottom is equipped with to be moved up with described
What limit support was detachably connected moves up limit plate；The lower section of the left and right sides of the aperture of door medial surface, which is equipped with, moves down limit branch
Seat, the lower section of the left and right sides of the door-plate bottom inside face be equipped with and it is described move down that limit support is detachably connected move down limit
Position plate.
Preferably, the middle part of door-plate medial surface lower part is equipped with upper limit position block, the middle part of aperture of door medial surface lower part
Equipped with lower position block corresponding with the upper limit position block, the door-plate is displaced downwardly to the upper limit position block and the lower position block connects
Stop moving down when touching.
Preferably, the driving device includes two flexible oil being arranged at left and right sides of partition medial surface top
Cylinder.
Preferably, the limit plate that moves down is arranged on the connector.
Compared with prior art, above-mentioned technical proposal has the advantage that
A kind of external mud door sealing system for slurry balance shield machine provided by the utility model, comprising:
Door-plate, partition and driving device, wherein to excavate cabin on the outside of partition, inside is air cushion cabin, and partition is equipped with aperture of door, door-plate it is interior
The lateral surface of partition is tightly attached in side, and driving device is located on the inside of partition, and the bottom of door-plate passes through aperture of door by connector and drives
Dynamic device connection, driving device is moved up and down for controlling door-plate along the lateral surface of partition, to close or open aperture of door.Due to door
Plate is arranged on the outside of partition, when closed, door-plate is pressed on the outside of partition using the pressure difference for excavating cabin and air cushion cabin, therefore
The sealing effect of mud door can be improved.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is that external mud door sealing system provided by a kind of specific embodiment of the utility model is mounted on muddy water
Structural schematic diagram on balance shield machine；
Fig. 2 is the enlarged structure schematic diagram in I region in Fig. 1；
Fig. 3 is the structural schematic diagram of the Z-direction view direction in Fig. 2；
Fig. 4 is the stereochemical structure of external mud door sealing system provided by a kind of specific embodiment of the utility model
Schematic diagram；
Fig. 5 is that the door-plate of external mud door sealing system provided by a kind of specific embodiment of the utility model is in
Structural schematic diagram when open state；
Fig. 6 is that the door-plate of external mud door sealing system provided by a kind of specific embodiment of the utility model is in
Structural schematic diagram when closed state；
Fig. 7 is the enlarged structure schematic diagram in II region in Fig. 5；
Fig. 8 is the G-G schematic cross-sectional view in Fig. 6；
Fig. 9 is A-A schematic cross-sectional view in Fig. 6；
Figure 10 is B-B schematic cross-sectional view in Fig. 6；
Figure 11 is C-C schematic cross-sectional view in Fig. 6；
Figure 12 is D-D schematic cross-sectional view in Fig. 6；
Figure 13 is E-E schematic cross-sectional view in Fig. 6；
Figure 14 is this system oil grease tube scheme of installation；
Figure 15 is this system grease injected system schematic diagram.
Appended drawing reference is as follows:
1 is door-plate, and 101 be aperture of door, and 2 be partition, and 3 be telescopic oil cylinder upper bracket, and 4 be telescopic oil cylinder, and 5 be guide rail, and 51 are
Wear-resistant liner, 6 is move down limit plate, and 7 be telescopic oil cylinder undersetting, and 8 is move down limit support, and 9 be left backplate, and 10 be limit
Pin, 11 be lower position block, and 12 be lower backplate, and 13 be upper limit position block, and 14 is move up limit plate, and 15 is move up limit support, and 16 are
Oil grease tube, 17 be grease plug, and 18 be pin shaft limited block, and 19 be oil cylinder pin shaft, and 20 install bolt for guide rail, and 21 install for oil cylinder
Bolt, 22 be oil filler point, and 23 be grease case, and 24 be grease pump, and 25 be valve body, and 26 be pressure gauge.
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.
Please refer to Fig. 1-Figure 15.
A kind of external mud door sealing system for slurry balance shield machine provided by the utility model embodiment,
It include: door-plate 1, partition 2 and driving device, wherein to excavate cabin on the outside of partition 2, inside is air cushion cabin, and partition 2 is equipped with aperture of door
101, the medial surface of door-plate 1 is tightly attached to the lateral surface of partition 2, and driving device is located at 2 inside of partition, and the bottom of door-plate 1 passes through company
Fitting passes through aperture of door 101 and connect with driving device, and driving device is moved up and down for controlling door-plate 1 along the lateral surface of partition 2, with
Close or open aperture of door 101.Wherein driving device can be fixed on 2 medial surface of partition, when driving device driving door-plate 1 moves up
Openable aperture of door 101, can close aperture of door 101 when moving down.
In the present embodiment, the pressure for excavating cabin and air cushion cabin is utilized when closed in 2 outside of partition since door-plate 1 is arranged
Door-plate 1 is pressed on 2 outside of partition by power difference, therefore the sealing effect of mud door can be improved.
Further, annular oil seal slot is equipped on the inside of door-plate 1, being circumferentially with for 101 frame of aperture of door connects with annular oil seal slot
Logical oil filler point 22.When closing mud door, grease is injected into annular oil seal slot by oil filler point 22, door-plate 1 can be realized
With the sealing of 101 frame of aperture of door, therefore the effect of sealing slurry door can be further functioned as.
Specifically, the oil grease tube 16 being connected to oil filler point 22, the left and right sides and bottom of aperture of door 101 are equipped on the inside of partition 2
Equipped with the backplate for preventing dregs from washing away oil grease tube 16, such as left shield can be respectively equipped in the medial surface of the left and right sides of aperture of door 101
The medial surface of plate 9 and right backplate, bottom is equipped with lower backplate 12, wherein lower backplate 12 preferably slightly tilts down setting.It wherein can be
Oiling block is welded in 101 scuncheon face of aperture of door, and oiling block is equipped with oil filler point 22, oil grease tube 16 by the side wall of oil filler point 22 into
The end of row oiling, oil filler point 22 is equipped with grease plug 17, is prevented by the setting, oil grease tube 16 can be made to be attached to 101 side of aperture of door
On frame, and it can realize an oil grease tube 16 while carry out the purpose of oiling to multiple oil filler points 22.
Specifically, 101 frame of aperture of door is circumferentially with multiple oil filler points 22, and oil grease tube 16 is equipped with for adjusting each note
The regulation device of the oil quantity of oilhole 22.Grease is wherein extracted from grease case 23 by grease pump 24 is delivered to oil grease tube 16,
In be located at the not ipsilateral oil filler point 22 of 101 frame of aperture of door and can carry out note on the left of fuel feeding, such as doorframe by different oil grease tubes 16
Oilhole 22 by 16 fuel feeding of individual oil grease tube, the oil filler point 22 of bottom by another 16 fuel feeding of individual oil grease tube, so as to
In the purpose for realizing point control fuel delivery, furthermore it can also realize that the multi-point interlinked single-point that reconciles of oil filler point 22 is only by regulation device
Adjustable purpose is found, such as by the way that several valve bodies 25 and pressure gauge 26 are arranged on oil grease tube 16, to play auxiliary seal
Effect.
Further, the two sides of door-plate 1 are slidably connected by guide rail 5 and the outside of partition 2.Wherein guide rail 5 can be by leading
Rail installation bolt 20 is fixed on 2 outside of partition.
Further, it is equipped with wear-resistant liner 51 between guide rail 5 and partition 2, is equipped with and supplies between wear-resistant liner 51 and guide rail
The sliding slot that door-plate 1 slides, wear-resistant liner 51 are equipped with oil filler point 22, and oil filler point 22 passes through the inner sidewall of sliding slot and the ring of door-plate 1
The connection of shape oil groove.The service life that door-plate 1 and guide rail 5 and partition 2 can be improved by wear-resistant liner 51, additionally, due to wear-resisting lining
Plate 51 is equipped with the oil filler point 22 being connected to annular oil groove, can not only play the role of sealing door-plat 1, may also function as lubrication guide rail
5 purpose.
In order to improve the accuracy and safety that door-plate 1 moves up and down, the inside of 101 top of aperture of door, which is equipped with, moves up limit branch
Seat 15,1 bottom of door-plate are equipped with and move up that limit support 15 is detachably connected moves up limit plate 14, such as can move up limit branch
A groove is set on seat 15, which is equipped with through-hole, moves up and also is provided with through-hole on limit plate 14, moves when moving up limit plate 14
It moves to when moving up the groove in limit support 15, can be run through by bolt and move up limit support 15 and move up the logical of limit plate 14
The case where locking of door-plate 1 can be realized in hole, causes door-plate 1 to fall automatically to prevent driving device from failing appearance；Aperture of door
The lower section of the left and right sides of 101 medial surfaces, which is equipped with, moves down limit support 8, sets below the left and right sides of 1 bottom inside face of door-plate
Have and move down limit support 8 be detachably connected move down limit plate 6.When needing to move down door-plate 1, needs to dismantle and move up limit plate
14 and move up limit support 15 between connection, then by driving device drive door-plate 1 move down, until move down limit plate 6 move
Both to moving down in limit support 8, then it is attached by spacer pin 10, equally when needing to move up, should first remove
Between the spacer pin 10 that connects.
Further, the middle part of 1 medial surface lower part of door-plate is equipped with upper limit position block 13, the middle part of 101 medial surface lower part of aperture of door
Equipped with the corresponding lower position block 11 of upper limit position block 13, door-plate 1, which is displaced downwardly to when upper limit position block 13 and lower position block 11 contact, to stop
Only move down.Wherein upper limit position block 13 and lower position block 11, which play, prevents door-plate 1 from moving down excessive situation appearance, and above-mentioned moves down limit
It position support 8 and moves down limit plate 6 and plays the purpose that locking moves down.
Specifically, driving device includes two telescopic oil cylinders 4 being arranged at left and right sides of 2 medial surface top of partition.Wherein
It is preferred that two telescopic oil cylinders 4 are arranged in parallel, guarantee balance when door-plate 1 goes up and down stress.
It is preferably provided on connector in addition, moving down limit plate 6.The connector can be telescopic oil cylinder undersetting 7, i.e., under
It moves limit plate 6 to be arranged on telescopic oil cylinder undersetting 7, telescopic oil cylinder upper bracket 3 is fixed on partition 2 by oil cylinder installation bolt 21
On upper inner face, the upper end of telescopic oil cylinder 4 is hinged by oil cylinder pin shaft 19 and telescopic oil cylinder upper bracket 3, and oil cylinder pin shaft 19 is logical
Pin shaft limited block 18 is crossed to be limited.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Above to a kind of external mud door sealing system for slurry balance shield machine provided by the utility model
It is described in detail.Specific case used herein is expounded the principles of the present invention and embodiment, with
The explanation of upper embodiment is merely used to help understand the method and its core concept of the utility model.It should be pointed out that for this skill
For the those of ordinary skill in art field, without departing from the principle of this utility model, can also to the utility model into
Row some improvements and modifications, modifications and modifications also fall within the protection scope of the claims of the utility model.
Claims (10)
1. a kind of external mud door sealing system for slurry balance shield machine characterized by comprising door-plate, partition
And driving device, the partition are equipped with aperture of door, the medial surface of the door-plate is tightly attached to the lateral surface of the partition, the driving
Device is located on the inside of the partition, and the bottom of the door-plate passes through the aperture of door by connector and connect with the driving device,
The driving device is moved up and down for controlling the door-plate along the lateral surface of the partition, to close or open the aperture of door.
2. external mud door sealing system according to claim 1, which is characterized in that be equipped with annular on the inside of the door-plate
Oil seal groove, the aperture of door frame are circumferentially with the oil filler point being connected to the annular oil seal slot.
3. external mud door sealing system according to claim 2, which is characterized in that the partition inside is equipped with and institute
The oil grease tube of oil filler point connection is stated, the left and right sides and bottom of the aperture of door are equipped with the shield for preventing dregs from washing away the oil grease tube
Plate.
4. external mud door sealing system according to claim 3, which is characterized in that the circumferential direction of the aperture of door frame is set
There are multiple oil filler points, the oil grease tube is equipped with the regulation device for adjusting the oil quantity of each oil filler point.
5. external mud door sealing system according to claim 4, which is characterized in that the two sides of the door-plate are by leading
It is slidably connected on the outside of rail and the partition.
6. external mud door sealing system according to claim 5, which is characterized in that the guide rail and the partition it
Between be equipped with wear-resistant liner, between the wear-resistant liner and the guide rail be equipped with for the door-plate sliding sliding slot, the wear-resisting lining
Plate is equipped with the oil filler point, and the oil filler point is connected to by the inner sidewall of the sliding slot with the annular oil groove of the door-plate.
7. external mud door sealing system according to claim 6, which is characterized in that the inside above the aperture of door is set
Move up limit support, the door-plate bottom be equipped with and it is described move up that limit support is detachably connected move up limit plate；It is described
The lower section of the left and right sides of aperture of door medial surface is equipped with and moves down limit support, the lower section of the left and right sides of the door-plate bottom inside face
Equipped with it is described move down limit support be detachably connected move down limit plate.
8. external mud door sealing system according to claim 7, which is characterized in that door-plate medial surface lower part
Middle part is equipped with upper limit position block, and the middle part of aperture of door medial surface lower part is equipped with lower position block corresponding with the upper limit position block,
The door-plate stops moving down when being displaced downwardly to the upper limit position block and lower position block contact.
9. external mud door sealing system according to claim 8, which is characterized in that the driving device includes two
Telescopic oil cylinder at left and right sides of partition medial surface top is set.
10. external mud door sealing system according to claim 9, which is characterized in that described to move down limit plate setting
On the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669420.9U CN209011827U (en) | 2018-10-15 | 2018-10-15 | A kind of external mud door sealing system for slurry balance shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821669420.9U CN209011827U (en) | 2018-10-15 | 2018-10-15 | A kind of external mud door sealing system for slurry balance shield machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209011827U true CN209011827U (en) | 2019-06-21 |
Family
ID=66838670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821669420.9U Active CN209011827U (en) | 2018-10-15 | 2018-10-15 | A kind of external mud door sealing system for slurry balance shield machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209011827U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356594A (en) * | 2018-10-15 | 2019-02-19 | 中国铁建重工集团有限公司 | A kind of external mud door sealing system for slurry balance shield machine |
| CN109356594B (en) * | 2018-10-15 | 2024-04-26 | 中国铁建重工集团股份有限公司 | External mud door sealing system for slurry balance shield machine |
-
2018
- 2018-10-15 CN CN201821669420.9U patent/CN209011827U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109356594A (en) * | 2018-10-15 | 2019-02-19 | 中国铁建重工集团有限公司 | A kind of external mud door sealing system for slurry balance shield machine |
| CN109356594B (en) * | 2018-10-15 | 2024-04-26 | 中国铁建重工集团股份有限公司 | External mud door sealing system for slurry balance shield machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee after: China Railway Construction Heavy Industry Group Co., Ltd. Address before: 410100 No. 88 East 7 Line, Changsha Economic and Technological Development Zone, Changsha City, Hunan Province Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |