CN208566138U - Shield owner's driver framework centre revolving joint - Google Patents
Shield owner's driver framework centre revolving joint Download PDFInfo
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- CN208566138U CN208566138U CN201820842844.4U CN201820842844U CN208566138U CN 208566138 U CN208566138 U CN 208566138U CN 201820842844 U CN201820842844 U CN 201820842844U CN 208566138 U CN208566138 U CN 208566138U
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- ring set
- ring
- foam solution
- shield
- outer sheath
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Abstract
The utility model creation provides a kind of shield owner driver framework centre revolving joint, including T-type axis, T-type axis outer sheath is equipped with the first ring set, first ring set is equipped with lubricating oil inlet, inner wall is equipped with the lubricating oil annular groove being connected to lubricating oil inlet, is equipped with the grease channel being connected to lubricating oil annular groove in T-type axis；First ring set outer sheath is equipped with the second ring set, is equipped with foam solution channel in the second ring set；Second ring set outer sheath is equipped with third ring set, and third ring set is equipped with foam solution import, and inner wall is equipped with the foam solution annular groove with foam solution inlet communication, and foam solution annular groove is connected to foam solution channel；Third ring set outer sheath is equipped with sealed rim, and the outer sheath of sealed rim is equipped with shell.The utility model is created the shield owner driver framework centre revolving joint and is designed using coaxial structure, in the case where radial dimension has almost no change, substantially reduces axial dimension, structure becomes more compact, reduces volume, reduces occupied space.
Description
Technical field
The invention belongs to shield method tunnel construction equipment technical field, drives frame more particularly, to a kind of shield owner
Frame centre revolving joint.
Background technique
Important composition component of the shield machine centre revolving joint as shield machine, for injecting foam solution, lubricating oil etc.
Cutterhead front area.Existing centre revolving joint is larger on axial dimension, structure is not compact, occupied space is big, such as Fig. 2 institute
Show, be the structural schematic diagram of shield machine centre revolving joint in the prior art, be made of revolving body front end and revolving body rear end,
Size in the axial direction is larger, and it is larger to occupy shield machine inner space.
Summary of the invention
In view of this, to solve the above problems, the invention provides a kind of use coaxial structure design, in radial direction
In the case that size has almost no change, shield owner's driver framework centre revolving joint of axial dimension is substantially reduced, is made
The structure for obtaining centre revolving joint becomes more compact, reduces volume, reduces occupied space.
In order to achieve the above objectives, the technical solution of the invention is achieved in that
A kind of shield owner driver framework centre revolving joint, including T-type axis, the T-type axis include circular front end-plate
And set on the front end-plate the center point and affixed central axis vertical with the front end-plate；The cutterhead of the front end-plate and shield machine
Center is affixed；
The outer sheath of the central axis is equipped with the first ring set, and it is close that first is equipped between first ring set and the central axis
The anterior shield of seal, first ring set and shield machine is affixed；First ring set is equipped with lubricating oil inlet, first ring set
If inner wall on offer the lubricating oil annular groove that arterial highway is connected to the lubricating oil inlet, several are equipped in the T-type axis
Grease channel, the grease channel are connected to the lubricating oil annular groove；
The first ring set outer sheath is equipped with the second ring set, and second is equipped between second ring set and first ring set
Sealing ring, the front end of second ring set and the T-type axis are affixed；Several foam solution channels are equipped in second ring set,
The second foam solution channel being connected to foam solution channel is equipped in the front end-plate；The second ring set outer sheath is equipped with third ring
Set is equipped with third sealing ring between the third ring set and second ring set, the third ring set and anterior shield are affixed；Described
Tricyclic is put on equipped with foam solution import, if offering the bubble of arterial highway Yu the foam solution inlet communication on the third ring set inner wall
Foam liquid annular groove, the foam solution annular groove are connected to the foam solution channel；
The third ring set outer sheath is equipped with sealed rim, and the front end face of the sealed rim and the front end-plate are affixed；
The outer sheath of the sealed rim is equipped with shell, and the 4th sealing ring is equipped between the shell and the sealed rim, described outer
Shell is affixed with anterior shield.
Further, the central axis is step-like structure, and the diameter of the first half of the central axis is greater than latter half of
Point diameter, first ring set is sheathed on the latter half of the central axis, the front end face of first ring set and it is described in
It can relative rotation connection by needle-type bearing between the step surface of mandrel first half.
It further, can relative rotation company by sliding bearing between the front end face and the front end-plate of the third ring set
It connects.
Further, second sealing ring is floating seal ring；It is circumferentially opened up on the inner sidewall of second ring set
There is the floating seal ring recess of annular, the floating seal ring is mounted in the floating seal ring recess, the floating seal ring
The outside face contact of medial surface and first ring set.
Further, the 4th sealing ring is double-lip sealing ring；It is circumferentially opened up on the lateral surface of the sealed rim
There is the double-lip sealing ring mounting groove of annular, the double-lip sealing ring is mounted in the double-lip sealing ring mounting groove, the lips
The lateral surface of sealing ring is contacted with the shell medial surface.
Compared with the existing technology, shield owner driver framework centre revolving joint described in the invention has following excellent
Gesture:
(1) shield owner driver framework centre revolving joint described in the invention is using T-type axis, the first ring set, the
The coaxial design that two ring sets, third ring set, sealed rim and shell are mutually arranged, substantially reduces axial dimension, and by
In the T-type structure of T-type axis, although the first ring set, the second ring set, third ring set, sealed rim are mutually arranged, total exists
For size radially almost without changing, total becomes more compact, and volume becomes smaller, occupies the interior of shield machine
Portion space is smaller, effectively reduces production cost；
(2) coaxial design of shield owner driver framework centre revolving joint described in the invention, so that being used for
The pipeline arrangement flowed through for lubricating oil and foam solution is more rationally compact, improve in centre revolving joint medium (lubricating oil,
Foam solution) performance that efficiently passes through, it further reduces costs；
(3) the first ring set front end face of shield owner driver framework centre revolving joint described in the invention and center
It is connected between the step surface of axis first half by needle-type bearing relative rotation, the installation of needle-type bearing further ensures
The compact efficient of axial arrangement, while also improving the sensitivity of relative rotation between the first ring set and central axis；
(4) the second ring set of shield owner driver framework centre revolving joint and the first ring set described in the invention it
Between the second sealing ring be that floating seal ring due to the special construction of floating seal ring further ensures axial leakproofness,
Seal Design than existing centre revolving joint is more reasonable；
(5) design of Sealing Structure of each section of shield owner driver framework centre revolving joint described in the invention
Rationally, there is good sealing effect, and excessive space will not be occupied, further reduce the size of total.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide to further understand the invention, present invention wound
The illustrative embodiments and their description made are used to explain the present invention creation, do not constitute the improper restriction to the invention.?
In attached drawing:
Fig. 1 is the structural schematic diagram of shield owner's driver framework centre revolving joint described in the invention embodiment；
Fig. 2 is the structural schematic diagram of shield machine centre revolving structure in the prior art.
Description of symbols:
1-T profile shaft；2- front end-plate；3- central axis；4- third sealing ring；The first ring set of 5-；The first sealing ring of 6-；Before 7-
Shield；8- lubricating oil inlet；9- lubricating oil annular groove；10- grease channel；The second ring set of 11-；The second sealing ring of 12-；13- bubble
Foam liquid channel；14- third ring set；15- foam solution import；16- foam solution annular groove；17- sealed rim；18- shell；19-
Four sealing rings；20- needle-type bearing；21- sliding bearing；The second foam solution of 22- channel.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of retouching
State the invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with
Specific orientation construction and operation, therefore should not be understood as the limitation to the invention.In addition, term " first ", " second "
Etc. being used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or implicitly indicate indicated technical characteristic
Quantity.The feature for defining " first ", " second " etc. as a result, can explicitly or implicitly include one or more be somebody's turn to do
Feature.In the description of the invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
As shown in Figure 1, a kind of shield owner driver framework centre revolving joint, including T-type axis 1, the first ring set 5, second
Ring set 11, third ring set 14, sealed rim 17 and shell 18；
Wherein, T-type axis 1 includes circular front end-plate 2 and set on 2 the center point of front end-plate and vertical with front end-plate 2 affixed
Central axis 3；Front end-plate 2 and the cutter head center of shield machine are affixed by bolt；
Central axis 3 is step-like structure, and the diameter of the first half of central axis 3 is greater than the diameter of latter half, the first ring
Set 5 is sheathed on the latter half of central axis 3, passes through between the step surface of 3 first half of front end face and central axis of the first ring set 5
Needle-type bearing 20 can relative rotation connection, the anterior shield 7 of the first ring set 5 and shield machine is affixed；Edge on the inner sidewall of first ring set 5
Circumferentially offer the first seal groove of annular, the first seal groove has multiple, axially divides at equal intervals along the first ring set 5 inner sidewall
Cloth is equipped with the first sealing ring 6 in the first seal groove, and the medial surface of the first sealing ring 6 is contacted with central axis 3；First ring set 5
It is equipped with lubricating oil inlet 8, if offer that arterial highway is connected to lubricating oil inlet 8 on the inner wall of the first ring set 5 leads to for lubricating oil
The lubricating oil annular groove 9 crossed, T-type axis 1 is interior to be equipped with several grease channels 10, grease channel 10 and lubricating oil annular groove 9
Connection, after entering lubricating oil annular groove 9 by the lubricating oil that lubricating oil inlet 8 enters, enters back into grease channel 10, final to pass through
Grease channel 10 injects cutterhead front area；
First ring set, 5 outer sheath is equipped with the second ring set 11, and the front end face and T-type axis 1 of the second ring set 11 are affixed；Second ring set
The floating seal ring recess that annular is circumferentially offered on 11 inner sidewall is equipped with floating seal ring i.e. the in floating seal ring recess
Two sealing rings 12, the outside face contact of the medial surface of floating seal ring and the first ring set 5；
Second ring set, 11 outer sheath is equipped with third ring set 14, and third ring set 14 and anterior shield 7 are affixed, the front end of third ring set 14
It can relative rotation connection by sliding bearing 21 between face and front end-plate 2；It is circumferentially offered on the inner sidewall of third ring set 14
The third seal groove of annular, third seal groove have multiple, are axially spacedly distributed along 14 inner sidewall of third ring set, third is close
Third sealing ring 4,11 outside face contact of the medial surface of third sealing ring 4 and the second ring set are installed in seal slot；Third ring set
14 are equipped with foam solution import 15, if offer that arterial highway is connected to foam solution import 15 on 14 inner wall of third ring set for foam solution
By foam solution annular groove 16, be equipped with several foam solution channels 13 in the second ring set 11, be equipped in front end-plate 2 and foam solution
The second foam solution channel 22 that channel 13 is connected to；Foam solution channel 13 is connected to foam solution annular groove 16, by foam solution import 15
It after the foam solution of entrance enters foam solution annular groove 16, enters back into foam solution channel 13, then flows into the second foam solution channel 22,
Final injection cutterhead front area；
14 outer sheath of third ring set is equipped with sealed rim 17, and the front end face and front end-plate 2 of sealed rim 17 are solid by bolt
It connects；The outer sheath of sealed rim 17 is equipped with shell 18, and shell 18 and anterior shield 7 are affixed；On the lateral surface of sealed rim 17 circumferentially
The double-lip sealing ring mounting groove of annular is offered, there are two double-lip sealing ring mounting grooves, is equipped in double-lip sealing ring mounting groove
Double-lip sealing ring i.e. the 4th sealing ring 19, the lateral surface and 18 inside face contact of shell of double-lip sealing ring.
The foregoing is merely the preferred embodiments of the invention, are not intended to limit the invention creation, all at this
Within the spirit and principle of innovation and creation, any modification, equivalent replacement, improvement and so on should be included in the invention
Protection scope within.
Claims (5)
1. shield owner's driver framework centre revolving joint, it is characterised in that: including T-type axis (1), the T-type axis (1) includes circle
The front end-plate (2) of shape and be set to the front end-plate (2) the center point and affixed central axis (3) vertical with the front end-plate (2)；Institute
It states front end-plate (2) and the cutter head center of shield machine is affixed；
The outer sheath of the central axis (3) is equipped with the first ring set (5), sets between first ring set (5) and the central axis (3)
Have the first sealing ring (6), first ring set (5) and the anterior shield (7) of shield machine are affixed；First ring set (5) is equipped with profit
Oil inlet (8), first ring set (5) if inner wall on offer the lubrication that arterial highway is connected to the lubricating oil inlet (8)
Oily annular groove (9), the T-type axis (1) is interior to be equipped with several grease channels (10), the grease channel (10) and the profit
Lubricating oil annular groove (9) connection；
First ring set (5) outer sheath is equipped with the second ring set (11), second ring set (11) and first ring set (5) it
Between be equipped with the second sealing ring (12), the front end of second ring set (11) and the T-type axis (1) are affixed；Second ring set
(11) it is equipped with several foam solution channels (13) in, is equipped in the front end-plate (2) and to be connected to the foam solution channel (13)
Second foam solution channel (22)；Second ring set (11) outer sheath be equipped with third ring set (14), the third ring set (14) with
Third sealing ring (4) are equipped between second ring set (11), the third ring set (14) and anterior shield (7) are affixed；The third
Ring set (14) is equipped with foam solution import (15), the third ring set (14) if offered on inner wall arterial highway and the foam solution into
The foam solution annular groove (16) of mouth (15) connection, the foam solution annular groove (16) are connected to the foam solution channel (13)；
Third ring set (14) outer sheath is equipped with sealed rim (17), the front end face of the sealed rim (17) and the front end
Plate (2) is affixed；The outer sheath of the sealed rim (17) is equipped with shell (18), the shell (18) and the sealed rim (17)
Between be equipped with the 4th sealing ring (19), the shell (18) and anterior shield (7) are affixed.
2. shield owner driver framework centre revolving joint according to claim 1, it is characterised in that: the central axis
It (3) is step-like structure, the diameter of the first half of the central axis (3) is greater than the diameter of latter half, first ring set
(5) latter half of the central axis (3), the front end face and the central axis (3) first half of first ring set (5) are sheathed on
It is connected between the step surface divided by needle-type bearing (20) relative rotation.
3. shield owner driver framework centre revolving joint according to claim 1, it is characterised in that: the third ring set
(14) it is connect between front end face and the front end-plate (2) by sliding bearing (21) relative rotation.
4. according to claim 1 to 3 described in any item shield owner driver framework centre revolving joints, it is characterised in that: institute
Stating the second sealing ring (12) is floating seal ring；The floating of annular is circumferentially offered on the inner sidewall of second ring set (11)
Seal groove, the floating seal ring are mounted in the floating seal ring recess, the medial surface of the floating seal ring with it is described
The outside face contact of first ring set (5).
5. according to claim 1 to 3 described in any item shield owner driver framework centre revolving joints, it is characterised in that: institute
Stating the 4th sealing ring (19) is double-lip sealing ring；The lips of annular are circumferentially offered on the lateral surface of the sealed rim (17)
Sealing ring mounting groove, the double-lip sealing ring are mounted in the double-lip sealing ring mounting groove, the outside of the double-lip sealing ring
Face contact on the inside of face and the shell (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842844.4U CN208566138U (en) | 2018-05-31 | 2018-05-31 | Shield owner's driver framework centre revolving joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820842844.4U CN208566138U (en) | 2018-05-31 | 2018-05-31 | Shield owner's driver framework centre revolving joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208566138U true CN208566138U (en) | 2019-03-01 |
Family
ID=65485075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820842844.4U Active CN208566138U (en) | 2018-05-31 | 2018-05-31 | Shield owner's driver framework centre revolving joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208566138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626562A (en) * | 2018-05-31 | 2018-10-09 | 辽宁三三工业有限公司 | Shield owner's driver framework centre revolving joint |
-
2018
- 2018-05-31 CN CN201820842844.4U patent/CN208566138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108626562A (en) * | 2018-05-31 | 2018-10-09 | 辽宁三三工业有限公司 | Shield owner's driver framework centre revolving joint |
| CN108626562B (en) * | 2018-05-31 | 2024-04-26 | 辽宁三三工业有限公司 | Center rotary joint of main driving frame of shield machine |
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