CN106121664B - Sealing device for observing shield machine Tu Cang and the shield machine containing it - Google Patents
Sealing device for observing shield machine Tu Cang and the shield machine containing it Download PDFInfo
- Publication number
- CN106121664B CN106121664B CN201610481616.4A CN201610481616A CN106121664B CN 106121664 B CN106121664 B CN 106121664B CN 201610481616 A CN201610481616 A CN 201610481616A CN 106121664 B CN106121664 B CN 106121664B
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- seal
- shield machine
- swivel mount
- cang
- sealing device
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Links
- 238000007789 sealing Methods 0.000 title claims abstract description 65
- 239000007788 liquid Substances 0.000 claims abstract description 49
- 238000005096 rolling process Methods 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 239000002689 soil Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010020852 Hypertonia Diseases 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0635—Tail sealing means, e.g. used as end shuttering
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses a kind of sealing devices and shield machine for observing shield machine Tu Cang, including：Seal casinghousing, the first seal and swivel mount for being formed as annular shape, have in seal casinghousing along seal casinghousing axially through mounting hole and be fitted around the seal chamber of hole periphery；First seal is located in seal chamber；Swivel mount is rotatably arranged at along the axial direction of seal casinghousing in seal chamber, and swivel mount is equipped between seal casinghousing and first seal, between swivel mount and first seal is suitable for liquid-filled filling liquid chamber.Sealing device according to the present invention for observing shield machine Tu Cang, by the way that filling liquid chamber is arranged, the liquid of the filling of filling liquid intracavitary can apply pressure to first seal, keep first seal and the component sealing in mounting hole tighter, sealing effect is good.Moreover, by the way that swivel mount is arranged, swivel mount can rotate together with the component in mounting hole, reduce the active force applied on the components, and rotational resistance is small.
Description
Technical field
The present invention relates to Tunnel Engineering fields, more particularly, to a kind of sealing device for observing shield machine Tu Cang and contain
There is its shield machine.
Background technology
In the related technology, shield machine (such as balancing earth-pressure shielding machine, slurry balance shield machine or multi-mode shield machine) is opened
During holing, by its native storehouse full of certain pressure mud or dregs balance face rock and soil pressure, shield
The cutterhead of machine is also in the mud or dregs of whole " submergences " in native storehouse.During shield-tunneling construction, need to inspect periodically cutterhead, knife
The actual state for having dregs in abrasion condition and native storehouse, due to be closing full of mud or dregs inside native storehouse, it is dark
Space, personnel cannot directly enter.Current inspection method usually first reduces mud in native storehouse or dregs liquid level to center
Line is hereinafter, even need all to empty dregs in cabin, to reserve personnel in intravehicular activity and to check space needed for equipment, then
Inject compressed air appropriate in native storehouse, the underground water of face be sealed by compressed air, prevents from penetrating into, finally by
Artificial band is pressed into cabin and is checked on the spot.However, this test mode is not only of high cost, and there are larger security risks, especially
It is that job safety accident in a lot of native storehouses has occurred both at home and abroad in great burying, high-water-pressure stratum environment.
Invention content
The present invention is directed at least solve one of the technical problems existing in the prior art.For this purpose, one object of the present invention
It is to propose that a kind of sealing device for observing shield machine Tu Cang, the sealing effect of the sealing device are good.
It is a kind of with the above-mentioned observation device for observing shield machine Tu Cang it is another object of the present invention to propose
Shield machine.
The sealing device for observing shield machine Tu Cang according to a first aspect of the present invention, including：Seal casinghousing, it is described close
Have in capsule body along the seal casinghousing axially through mounting hole and around the seal chamber of the mounting hole periphery；It is formed
For the first seal of annular shape, the first seal is located in the seal chamber；And swivel mount, the swivel mount edge
The axial direction of the seal casinghousing is rotatably arranged in the seal chamber, and the swivel mount is located at the seal casinghousing and described
It is equipped between one sealing element, between the swivel mount and the first seal and is suitable for liquid-filled filling liquid chamber.
Sealing device according to the present invention for observing shield machine Tu Cang, by the way that filling liquid chamber is arranged, filling liquid intracavitary is filled
The liquid of note can apply pressure to first seal, keep first seal and the component sealing in mounting hole tighter
Close, sealing effect is good.Moreover, by the way that rotatable swivel mount is arranged, swivel mount can be with the component one in mounting hole
Rotation is played, the active force applied on the components is reduced, rotational resistance is small.
According to some embodiments of the present invention, at least one axis of rolling is equipped between the seal casinghousing and the swivel mount
It holds.
Optionally, the rolling bearing is two and described two rolling bearings are set along the axially spaced-apart of the seal casinghousing
It sets.
Further, the seal chamber far from the seal casinghousing center side open wide, the seal chamber it is described
Side is equipped with end plate, and the end plate is only supported with the outer ring of the corresponding rolling bearing, and the end plate is fixed on the sealing
On shell.
Further, at least one second seal is equipped between the inner wall of the seal chamber and the swivel mount.
Further, the sealing device for observing shield machine Tu Cang further comprises：Third sealing element, described
Three sealing elements are located at the side far from the filling liquid chamber of the rolling bearing.
According to some embodiments of the present invention, the filling liquid chamber includes：A plurality of circumferential slot, a plurality of circumferential slot are formed in
It is arranged on the internal perisporium of the swivel mount and along the axially spaced-apart of the seal casinghousing, every circumferential slot is along the capsul
The circumferentially extending of body；With at least one connectivity slot, the connectivity slot is formed on the internal perisporium of the swivel mount and is used for institute
State a plurality of circumferential slot connection.
Further, it is formed with the annular groove of the circumferentially extending of the periphery wall along swivel mount on the swivel mount and is used for
The communicating passage that the annular groove is connected to the connectivity slot is formed with the circumferential direction along seal casinghousing on the seal casinghousing
Spaced filling liquid entrance and pressure relief opening, the filling liquid entrance and the pressure relief opening are opposite with the annular groove.
According to some embodiments of the present invention, it is formed on the internal perisporium of the swivel mount for accommodating first sealing
The receiving groove portion of part, the side far from the seal casinghousing center for accommodating groove portion is opened wide, described to accommodate the described of groove portion
Side is equipped with the supported flange for compressing the first seal, and the supported flange is fixed on the swivel mount.
According to some embodiments of the present invention, it is formed on the internal perisporium of the swivel mount for accommodating first sealing
The receiving groove portion of part, the both ends of the first seal have an extension extended outward, on the inner wall for accommodating groove portion
It is formed with the mounting groove for accommodating the extension.
Shield machine according to a second aspect of the present invention includes according to the above-mentioned first aspect of the present invention for observing shield machine
The observation device of Tu Cang.
According to some embodiments of the present invention, the shield machine is balancing earth-pressure shielding machine or slurry balance shield machine or more
Pattern shield machine.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the schematic diagram according to the ... of the embodiment of the present invention for observing the sealing device of shield machine Tu Cang；
Fig. 2 is the schematic diagram in accordance with another embodiment of the present invention for observing the sealing device of shield machine Tu Cang；
Fig. 3 is the use state diagram according to the ... of the embodiment of the present invention for observing the sealing device of shield machine Tu Cang；
Fig. 4 is the flushing operation before the use of the sealing device according to the ... of the embodiment of the present invention for observing shield machine Tu Cang
Schematic diagram.
Reference numeral：
100：Sealing device；
101：Seal casinghousing；111：Mounting hole；112：Seal chamber；
113：Filling liquid entrance；114：Pressure relief opening；
102：First seal；103：Swivel mount；131：Circumferential slot；132：Connectivity slot；
133：Annular groove；134：Communicating passage；104：Rolling bearing；
105：Second seal；106：Third sealing element；
107：Check valve；108：Ball valve；109：Pressure reducing valve；
201：Photographic device；901：Flush pipe.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term "center", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " axis
To ", " radial direction ", the orientation or positional relationship of the instructions such as " circumferential direction " be to be based on the orientation or positional relationship shown in the drawings, be only for
Convenient for the description present invention and simplify description, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also can be indirectly connected through an intermediary the connection inside two elements to be to be connected directly.For this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The sealing device 100 according to the ... of the embodiment of the present invention for observing shield machine Tu Cang is described below with reference to Fig. 1-Fig. 4.
Sealing device 100 be suitable for observation shield machine Tu Cang other devices (for example, photographic device 201, for controlling photographic device
201 movable rotating mechanisms) etc. be used cooperatively together, with the reality to dregs in cutterhead, tool wear situation and shield machine soil storehouse
Border situation etc. is observed, as shown in Figure 3.Certainly, sealing device 100 can also be used cooperatively with flusher, to observe
Observation channel is rinsed before, prevents observation channel from being blocked by solid slag, as shown in Figure 4.Wherein, sealing device 100
The pressure in shield machine soil storehouse can be effectively ensured, and can prevent the muddy water in shield machine soil storehouse etc. from being filled along flushing when rinsing
It sets and pours in down a chimney in operating room, it in this way can be artificial with pressure to enter shield machine Tu Cang to avoid in the state that shield machine soil storehouse is with pressure
Operation improves the safety rinsed when Operating Pressure.
As depicted in figs. 1 and 2, according to a first aspect of the present invention embodiment for observing the sealing device of shield machine Tu Cang
100, including seal casinghousing 101, the first seal 102 and swivel mount 103 that are formed as annular shape.
Specifically, there is the axial direction along seal casinghousing 101 (for example, Fig. 1 as depicted in figs. 1 and 2, in seal casinghousing 101
With the left and right directions in Fig. 2) mounting hole 111 of perforation and it is fitted around the seal chamber 112 of 111 periphery of hole.Mounting hole 111 is suitable for
The drive rod (as shown in Figure 3) of rotating mechanism or the flush pipe 901 (as shown in Figure 4) of flusher are installed.First seal 102
It is located in seal chamber 112.Swivel mount 103 be hollow ring structure, swivel mount 103 along seal casinghousing 101 axial direction rotationally
Be located in seal chamber 112, at this time swivel mount 103 can around shell central axis it is rotatable, swivel mount 103 is located at seal casinghousing
Between 101 and first seal 102, first seal 102 can be located on the inner peripheral surface of swivel mount 103.Wherein, seal casinghousing
101, first seal 102 and the preferred coaxial arrangement of swivel mount 103.
When installation drive rod in mounting hole 111, drive rod is rotated, drive rod can drive coupled photographic device
201 rotations, to be preferably observed to the situation in shield machine soil storehouse, in the process, swivel mount 103 can be with drive rod
It rotates synchronously, due to being equipped with first seal 102 between swivel mount 103 and drive rod, by making swivel mount 103 and drive rod one
It rising and is rotated jointly relative to seal casinghousing 101, reduce the rotary resistance of drive rod so that drive rod rotation is light, moreover, by
The gap between drive rod and swivel mount 103 can be sealed in first seal 102, so as to effectively prevent shield machine Tu Cang
Interior dregs etc. is flowed out by the gap between drive rod and swivel mount 103, and ensure that the pressure in shield machine soil storehouse.
Due to being often filled with mud or plasticity dregs in shield machine soil storehouse, the observation port of partition board is stretched into often by solid slag
It blocks, therefore, flush pipe 901 can be first installed before observation on sealing device 100, to be rinsed to observation channel.
After to be rinsed, then flush pipe 901 removed, load onto rotating mechanism and photographic device 201 etc., to be carried out to shield machine Tu Cang
Observation.
It is equipped between swivel mount 103 and first seal 102 and is suitable for liquid-filled filling liquid chamber, filling liquid chamber is seal chamber
Room 112, when injecting liquid to filling liquid intracavitary, liquid can be such that filling liquid chamber expands, and compressing first seal 102 makes first seal
Sealing between 102 and the component (for example, drive rod or flush pipe 901 etc.) that is located at mounting hole 111 is tighter.Optionally,
Liquid is water, but not limited to this.It is, of course, also possible to which supercharging pressure appropriate is arranged according to the pressure in shield machine soil storehouse so that the
One sealing element 102 can tightly wrap drive rod or flush pipe 901 etc..
Optionally, first seal 102 is preferably elastic component, but not limited to this.
Sealing device 100 according to the ... of the embodiment of the present invention for observing shield machine Tu Cang, by the way that filling liquid chamber, filling liquid is arranged
The liquid of the filling of intracavitary can apply pressure to first seal 102, make first seal 102 and be mounted on mounting hole 111
Interior component sealing is tighter, and sealing effect is good.Moreover, by being arranged rotatable swivel mount 103, swivel mount 103 can be with
Component in mounting hole 111 rotates together, reduces the active force applied on the components, and rotational resistance is small.
According to some embodiments of the present invention, as depicted in figs. 1 and 2, it is equipped between seal casinghousing 101 and swivel mount 103
At least one rolling bearing 104.Specifically, the outer ring of rolling bearing 104 and the internal perisporium of sealing ring are adjacent to, rolling bearing
104 inner ring be set on the periphery wall of swivel mount 103 and with 103 synchronous revolving of swivel mount.As a result, by the way that rolling bearing is arranged
104, the friction loss between seal casinghousing 101 and swivel mount 103 can be effectively reduced, swivel mount 103 is made to rotate easily.
Optionally, as depicted in figs. 1 and 2, rolling bearing 104 is two, and two rolling bearings 104 are along seal casinghousing
101 axially spaced-apart setting, the longitudinal cross-section of swivel mount 103 generally " ten " font, swivel mount 103 are revolving structure at this time,
The inner ring of two rolling bearings 104 and the shaft shoulder of 103 both sides of swivel mount fit closely.
As depicted in figs. 1 and 2, the side at 101 center of separate seal casinghousing of seal chamber 112 is (for example, in Fig. 1 and Fig. 2
Right side) it opens wide, the above-mentioned side of seal chamber 112 is equipped with end plate, and end plate is only supported with the outer ring of corresponding rolling bearing 104, and is held
Plate is fixed on seal casinghousing 101, and end plate is fixed relative to seal casinghousing 101 at this time.The axis of rolling is facilitated as a result,
The installation for holding 104, swivel mount 103 etc. can be by end plate after rolling bearing 104, swivel mount 103 etc. are packed into seal chamber 112
It is connected on seal casinghousing 101 such as bolt by threaded fastener, it is easy for installation and firm.
According to some embodiments of the present invention, as depicted in figs. 1 and 2, filling liquid chamber includes：A plurality of circumferential slot 131 and at least
One connectivity slot 132, a plurality of circumferential slot 131 are formed on the internal perisporium of swivel mount 103, and a plurality of circumferential slot 131 is along capsul
The axially spaced-apart of body 101 is arranged, and axial direction of a plurality of circumferential slot 131 preferably along seal casinghousing 101 is evenly spaced on, every circumferential direction
Slot 131 along seal casinghousing 101 circumferentially extending, for example, every circumferential slot 131 can be generally along the circumferential direction of seal casinghousing 101
The annular groove of extension.Connectivity slot 132 is formed on the internal perisporium of swivel mount 103, and connectivity slot 132 is used for a plurality of circumferential slot
131 connections.Optionally, being longitudinally extended along swivel mount 103 of connectivity slot 132.As a result, by the way that a plurality of circumferential slot 131 is arranged and connects
Straight slot 132, the liquid in connectivity slot 132 can flow to a plurality of circumferential slot 131, to which the liquid in a plurality of circumferential slot 131 can be with
Substantially evenly act in first seal 102 so that first seal 102 with the component in the mounting hole 111 (such as
Drive rod or flush pipe 901 etc.) along the axial uniformly contact of seal casinghousing 101, to further ensure sealing device 100
Leakproofness.
Wherein, first seal 102 may include the multiple sub- sealing elements set gradually along the axial direction of seal casinghousing 101,
As depicted in figs. 1 and 2, a plurality of circumferential slot 131 can be corresponded with multiple sub- sealing elements.Certainly, first seal 102 may be used also
To be formed as one part, first seal 102 manufactures to obtain by overall processing at this time.
Further, referring to Figures 1 and 2, the circumferentially extending of the periphery wall along swivel mount 103 is formed on swivel mount 103
Annular groove 133 and communicating passage 134 for annular groove 133 to be connected to connectivity slot 132, annular groove 133 can be with
It is inwardly concaved and is formed by a part for the periphery wall of swivel mount 103, preferably the radially extending along swivel mount 103 of communicating passage 134,
In order to fabricate, processing cost is reduced.It is formed on seal casinghousing 101 along the circumferentially spaced of seal casinghousing 101
Filling liquid entrance 113 and pressure relief opening 114, filling liquid entrance 113 and pressure relief opening 114 are opposite with annular groove 133.As a result, by setting
Set filling liquid entrance 113 and pressure relief opening 114, outside liquid such as water can by fill entrance followed by annular groove 133,
Enter a plurality of circumferential slot 131 after communicating passage 134, connectivity slot 132, first seal 102 is pressed in mounting hole 111
On component, when the hypertonia of filling liquid intracavitary, the valve being connected with pressure relief opening 114 can be opened, the liquid of filling liquid intracavitary is discharged
Body is to reduce pressure.It filling liquid entrance 113, annular groove 133, communicating passage 134, connectivity slot 132, a plurality of circumferential slot 131 and lets out
Pressure mouth 114 collectively forms filling liquid flow path.
Further, check valve 107, the ball valve 108 being sequentially connected along the direction towards upstream are equipped at filling liquid entrance 113
With pressure reducing valve 109.Wherein, check valve 107, ball valve 108 and pressure reducing valve 109 can be sequentially tightly connected by pipeline.
Annular groove 133 is interconnected by communicating passage 134 and connectivity slot 132 and 131 phase of a plurality of circumferential slot communicated therewith
Lead into an enclosure space, which seals against each other with the realization of rolling bearing 104 positioned at 103 both sides of swivel mount is isolated.
Referring to Figures 1 and 2, at least one second seal 105, the second sealing are equipped between the inner wall of seal chamber 112 and swivel mount 103
Part 105 is used to seal the gap between seal casinghousing 101 and swivel mount 103.For example, as depicted in figs. 1 and 2, annular groove 133
Axial both sides be respectively equipped with a second seal 105, filling liquid flow path and the rolling bearing of both sides 104 are separated.As a result,
By the way that second seal 105 is arranged, the sealing performance of sealing device 100 can be further increased.It is understood that second is close
The number of sealing 105 and specific arrangement mode etc. can be specifically arranged according to actual requirement, preferably to meet actual requirement.
Further, further comprise for observing the sealing device 100 of shield machine Tu Cang：Third sealing element 106, third
Sealing element 106 is located at the side of the separate filling liquid chamber of rolling bearing 104.Specifically, as depicted in figs. 1 and 2, seal chamber 112
Left side wall and the left end of swivel mount 103 between and the internal perisporium and the right end of swivel mount 103 of end plate between be respectively equipped with one
Rolling bearing 104 is separated with external environment, ensure that the normal operation of rolling bearing 104 by a third sealing element 106.
According to some embodiments of the present invention, as shown in Figure 1, being formed on the internal perisporium of swivel mount 103 for accommodating the
The receiving groove portion of one sealing element 102, receiving groove portion can be outwardly concaved by a part for the internal perisporium of swivel mount 103 to be formed, and is held
Receive groove portion 101 center of separate seal casinghousing side (for example, right side in Fig. 1) open wide, in order to install first seal
102, the above-mentioned side for accommodating groove portion is equipped with supported flange for compressing first seal 102, at this time first seal 102
Initial compression amount can be realized by adjusting the pressing force of supported flange.Supported flange is fixed on swivel mount 103, for example, pressure
Tight flange can be connected to such as bolt on swivel mount 103 by threaded fastener.Filling liquid chamber, which is formed in, accommodates the interior of groove portion
On wall.
Other embodiments according to the present invention, as shown in Fig. 2, being formed on the internal perisporium of swivel mount 103 for accommodating
The receiving groove portion of first seal 102, receiving groove portion can be outwardly concaved by a part for the internal perisporium of swivel mount 103 to be formed,
The both ends of first seal 102 have the extension extended outward, accommodate and are formed on the inner wall of groove portion for accommodating extension
The mounting groove in portion.As a result, by the way that extension is arranged, securely first seal 102 can be mounted on swivel mount 103, and
It is not easy to loosen, and further ensures the uniformity of 102 stress of first seal.First seal 102 is preferably integrated at this time
Form part.
Further, as shown in Fig. 2, accommodating the side at 101 center of separate seal casinghousing of groove portion (for example, the right side in Fig. 1
Side) it opens wide, in order to install first seal 102, the above-mentioned side for accommodating groove portion is equipped with for compressing first seal 102
Supported flange, at this time the initial compression amount of first seal 102 can be realized by adjusting the pressing force of supported flange.Compression method
Orchid is fixed on swivel mount 103, for example, supported flange can be connected to swivel mount 103 by threaded fastener such as bolt
On.Filling liquid chamber is formed on the inner wall for accommodating groove portion.It limits between supported flange and swivel mount 103 and extends for accommodating jointly
The mounting groove in portion.
Sealing device 100 according to the ... of the embodiment of the present invention for observing shield machine Tu Cang, it is simple in structure, it is easy to use,
Good seal performance, and can be with on-line control.
The shield machine (not shown) of embodiment according to a second aspect of the present invention, including according to the above-mentioned first aspect of the present invention
The observation device for observing shield machine Tu Cang of embodiment.Optionally, shield machine can be flat for balancing earth-pressure shielding machine, muddy water
Weigh shield machine or multi-mode shield machine etc..Wherein, balancing earth-pressure shielding machine can be used for excavating loess formation, slurry balance shield machine
It can be used for excavating muddy water layer, multi-mode shield machine can switch in a plurality of modes, for example, excavating loess layer model and opening
Switch between water layer pattern of dredging.
Shield machine according to the ... of the embodiment of the present invention, by the way that the above-mentioned observation device for observing shield machine Tu Cang is arranged,
The safety during shield-tunneling construction can be effectively ensured.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are included at least one embodiment or example of the invention.In the present specification, to above-mentioned term
Schematic representation may not refer to the same embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can be combined in any suitable manner in any one or more of the embodiments or examples.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (12)
1. a kind of sealing device for observing shield machine Tu Cang, which is characterized in that including：
Seal casinghousing, have in the seal casinghousing along the seal casinghousing axially through mounting hole and around the installation
The seal chamber of hole periphery；
Be formed as the first seal of annular shape, the first seal is located in the seal chamber；And
Swivel mount, the swivel mount are rotatably arranged at along the axial direction of the seal casinghousing in the seal chamber, the swivel mount
It is equipped between the seal casinghousing and the first seal, between the swivel mount and the first seal and is suitable for filling
The filling liquid chamber of fluid injection body.
2. the sealing device according to claim 1 for observing shield machine Tu Cang, which is characterized in that the seal casinghousing
At least one rolling bearing is equipped between the swivel mount.
3. the sealing device according to claim 2 for observing shield machine Tu Cang, which is characterized in that the rolling bearing
Axially spaced-apart for two and described two rolling bearings along the seal casinghousing is arranged.
4. the sealing device according to claim 3 for observing shield machine Tu Cang, which is characterized in that the seal chamber
Side far from the seal casinghousing center is opened wide, and the side of the seal chamber is equipped with end plate, the end plate with it is corresponding
The outer ring of the rolling bearing is only supported, and the end plate is fixed on the seal casinghousing.
5. the sealing device according to claim 2 for observing shield machine Tu Cang, which is characterized in that the seal chamber
At least one second seal is equipped between inner wall and the swivel mount.
6. the sealing device according to claim 2 for observing shield machine Tu Cang, which is characterized in that further comprise：
Third sealing element, the third sealing element are located at the side far from the filling liquid chamber of the rolling bearing.
7. the sealing device for observing shield machine Tu Cang according to any one of claim 1-6, which is characterized in that institute
Stating filling liquid chamber includes：
A plurality of circumferential slot, a plurality of circumferential slot are formed on the internal perisporium of the swivel mount and along the axial direction of the seal casinghousing
Interval setting, circumferentially extending of the every circumferential slot along the swivel mount；With
At least one connectivity slot, the connectivity slot are formed on the internal perisporium of the swivel mount and are used for a plurality of circumferential slot
Connection.
8. the sealing device according to claim 7 for observing shield machine Tu Cang, which is characterized in that on the swivel mount
It is formed with the annular groove of the circumferentially extending of the periphery wall along swivel mount and for connecting the annular groove and the connectivity slot
Logical communicating passage,
The circumferentially spaced filling liquid entrance and pressure relief opening along seal casinghousing are formed on the seal casinghousing, the filling liquid enters
Mouth and the pressure relief opening are opposite with the annular groove.
9. the sealing device according to claim 1 for observing shield machine Tu Cang, which is characterized in that the swivel mount
The receiving groove portion for accommodating the first seal, the separate seal casinghousing for accommodating groove portion are formed on internal perisporium
The side at center is opened wide, and the side for accommodating groove portion is equipped with the supported flange for compressing the first seal, institute
Supported flange is stated to be fixed on the swivel mount.
10. the sealing device according to claim 1 for observing shield machine Tu Cang, which is characterized in that the swivel mount
Internal perisporium on be formed with receiving groove portion for accommodating the first seal, the both ends of the first seal have outside
The extension extended is formed with mounting groove for accommodating the extension on the inner wall for accommodating groove portion.
11. a kind of shield machine, which is characterized in that include being used to observe shield machine according to any one of claim 1-10
The sealing device of Tu Cang.
12. shield machine according to claim 11, which is characterized in that the shield machine is balancing earth-pressure shielding machine or muddy water
Balance shield machine or multi-mode shield machine.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481616.4A CN106121664B (en) | 2016-06-27 | 2016-06-27 | Sealing device for observing shield machine Tu Cang and the shield machine containing it |
| RU2017122345A RU2713057C2 (en) | 2016-06-27 | 2017-06-26 | Sealing device used in inspection of bottom-hole chamber of machine for shield penetration, and machine for shield penetration, containing such device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610481616.4A CN106121664B (en) | 2016-06-27 | 2016-06-27 | Sealing device for observing shield machine Tu Cang and the shield machine containing it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106121664A CN106121664A (en) | 2016-11-16 |
| CN106121664B true CN106121664B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610481616.4A Active CN106121664B (en) | 2016-06-27 | 2016-06-27 | Sealing device for observing shield machine Tu Cang and the shield machine containing it |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106121664B (en) |
| RU (1) | RU2713057C2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005668A (en) * | 2018-01-11 | 2018-05-08 | 中铁工程装备集团机电工程有限公司 | A kind of shield soil storehouse monitoring device |
| CN112253130B (en) * | 2020-09-07 | 2022-09-27 | 辽宁三三工业有限公司 | Center slewing device |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU825937A1 (en) * | 1979-08-08 | 1981-04-30 | Karagandin Ni | Device for fencing-off face area for entry-driving cutterloaders |
| DE3441351C2 (en) * | 1984-11-13 | 1986-10-02 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Centrifugal mechanical seal |
| RU2002056C1 (en) * | 1990-10-22 | 1993-10-30 | Научно-технический центр Ассоциации предпри тий и организаций строительного комплекса "Мосинжстрой" | Tunnel shield |
| JP2001098891A (en) * | 1999-10-01 | 2001-04-10 | Nishimatsu Constr Co Ltd | Dumping volume measuring apparatus in screw-type earth dumping equipment |
| CN100585124C (en) * | 2006-09-13 | 2010-01-27 | 中铁隧道股份有限公司 | Shield machine cutting system with knife disc tool cutting and slag-discharging condition monitoring device |
| CN204492828U (en) * | 2015-03-25 | 2015-07-22 | 中铁工程装备集团有限公司 | A kind of balancing earth-pressure shielding machine soil storehouse mud cake sniffer |
| CN204827456U (en) * | 2015-04-27 | 2015-12-02 | 浙江大学城市学院 | Shield constructs ending seal structure |
| CN104897520A (en) * | 2015-06-11 | 2015-09-09 | 同济大学 | Bicircle shield soil chamber residue soil flow characteristic visual observational experiment system and method |
| CN105114084A (en) * | 2015-08-28 | 2015-12-02 | 重庆市腾瀚工贸有限公司 | Tail shield of shield tunneling machine |
| CN205243516U (en) * | 2015-12-25 | 2016-05-18 | 广州广隧机电设备有限公司 | Shield constructs quick -witted native sand seal structure |
-
2016
- 2016-06-27 CN CN201610481616.4A patent/CN106121664B/en active Active
-
2017
- 2017-06-26 RU RU2017122345A patent/RU2713057C2/en active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106121664A (en) | 2016-11-16 |
| RU2017122345A3 (en) | 2019-12-24 |
| RU2713057C2 (en) | 2020-02-03 |
| RU2017122345A (en) | 2018-12-26 |
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Address after: 410100 No. 88 East 7 Line of Changsha Economic and Technological Development Zone, Hunan Province Patentee after: China Railway Construction Heavy Industry Group Co., Ltd. Address before: 410100 Changsha economic and Technological Development Zone, Hunan, No. 88 East Road, No. seven Patentee before: China Railway Construction Heavy Industry Co.,Ltd. |
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