CN206477856U - A kind of shield machine roller cutter sealing structure of shaft end - Google Patents
A kind of shield machine roller cutter sealing structure of shaft end Download PDFInfo
- Publication number
- CN206477856U CN206477856U CN201720140947.1U CN201720140947U CN206477856U CN 206477856 U CN206477856 U CN 206477856U CN 201720140947 U CN201720140947 U CN 201720140947U CN 206477856 U CN206477856 U CN 206477856U
- Authority
- CN
- China
- Prior art keywords
- cutter
- hobboing cutter
- cover plate
- hobboing
- axle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model discloses a kind of shield machine roller cutter sealing structure of shaft end, including hobboing cutter axle, the medium position of the hobboing cutter axle is arranged with hobboing cutter cutter hub, and the both sides of hobboing cutter cutter hub offer ladder-type trough, the periphery of the ladder-type trough offers round chute, and the outside and inner side of round chute are mounted on the second sealing ring, the both sides of the hobboing cutter cutter hub are additionally provided with cover plate, and side wall and second sealing ring of the cover plate respectively with round chute are slidably connected, side middle position of the cover plate away from hobboing cutter cutter hub offers mounting hole, and the inside of mounting hole and the junction of hobboing cutter axle are provided with the first sealing ring, first sealing ring is arranged on the inwall of mounting hole, and first sealing ring inner side and hobboing cutter axle be slidably connected.The utility model economy is used, and the solid particle that shield machine roller cutter sealing structure of shaft end can be to external world plays preferably isolation effect, it is to avoid extraneous fixation particle enters in hobboing cutter cutter hub so that the bearing service life inside hobboing cutter cutter hub is long.
Description
Technical field
The utility model is related to shield machine equipment technical field, more particularly to a kind of shield machine roller cutter sealing structure of shaft end.
Background technology
Shield machine is the rock tunnel(ling) machine for soft soil layer, and shield machine is generally divided into hand pick formula shield according to operation principle
Structure, compression concrete side wall, half mechanical shield (partial pressure, global air pressure), (open chest cuts shield, air pressure to mechanical shield
Formula shield, Slurry Shield, earth pressure balanced shield, EPBS, mixed type shield, special-shaped shield), shield machine, which carries out tunnel construction, to be had
Automaticity is high, it is fast to save manpower, speed of application, cavitation, a weatherproof, controllable surface subsidence when excavating,
The features such as not influenceing traffic above-ground when reducing influence to above ground structure and under water excavation, shield machine operationally, solid
Particle easily enters the inside of hobboing cutter cutter hub from the installation place of hobboing cutter cutter hub and hobboing cutter axle so that the bearing inside hobboing cutter cutter hub holds
Damage is easily caused, use cost is considerably increased, in order to solve solid particle easily from the installation place of hobboing cutter cutter hub and hobboing cutter axle
Into the inside of hobboing cutter cutter hub, a kind of the problem of in turn resulting in the bearing damage inside hobboing cutter cutter hub, it is proposed that shield machine roller cutter
Sealing structure of shaft end.
Utility model content
The purpose of this utility model is and a kind of shield machine roller cutter proposed in order to solve shortcoming present in prior art
Sealing structure of shaft end.
To achieve these goals, the utility model employs following technical scheme：
A kind of shield machine roller cutter sealing structure of shaft end, including hobboing cutter axle, the medium position of the hobboing cutter axle are arranged with hobboing cutter
Cutter hub, and the both sides of hobboing cutter cutter hub offer ladder-type trough, the periphery of the ladder-type trough offers round chute, and round chute
Outside and inner side be mounted on the second sealing ring, the both sides of the hobboing cutter cutter hub are additionally provided with cover plate, and cover plate respectively with circle
The side wall and the second sealing ring of type chute are slidably connected, and side middle position of the cover plate away from hobboing cutter cutter hub offers installation
Hole, and the inside of mounting hole and the junction of hobboing cutter axle are provided with the first sealing ring, first sealing ring is arranged on mounting hole
On inwall, and the inner side of the first sealing ring and hobboing cutter axle are slidably connected, and the both sides of the mounting hole are relatively set with L-type post, and L
Type post is fixed on side of the cover plate away from hobboing cutter cutter hub, and the described one end of L-type post away from cover plate is provided with blade, and blade and hobboing cutter
The outer wall of axle is slidably connected, and the cover plate and ladder-type trough may be constructed annular seal space, and the inside of annular seal space is filled with seal grease.
It is preferred that, the two ends of the hobboing cutter axle extend respectively to side of the cover plate away from hobboing cutter cutter hub, and the two of hobboing cutter axle
End offers fixing groove.
It is preferred that, two cover plates positioned at hobboing cutter cutter hub both sides are oppositely arranged respectively.
It is preferred that, two L-type posts are located at the top and bottom of cover plate respectively.
It is preferred that, the hobboing cutter cutter hub, ladder-type trough, round chute and hobboing cutter axle are respectively positioned on same axis.
It is preferred that, the cover plate is round structure, and the diameter dimension of cover plate is bigger than ladder-type trough.
It is preferred that, the outside of the hobboing cutter cutter hub is equidistantly arranged with cutter ring, and cutter ring outside be equidistantly welded with it is many
Individual cutter tooth.
The beneficial effects of the utility model：Blade and rolling on two on cover plate two L-type posts being oppositely arranged
Cutter shaft is in contact, the blade on L-type post can be struck off the solid particle on hobboing cutter axle, it is to avoid solid particle enters rolling
The inside of knife cutter hub, to the bearing protective effect inside hobboing cutter cutter hub, by being provided with the junction of mounting hole and hobboing cutter axle
First sealing ring, and second sealing ring of the cover plate respectively with circular chute inner side and outer side be slidably connected, it is to avoid solid particle
Enter the inside of hobboing cutter cutter hub from there, the inside for the annular seal space that last cover plate and ladder-type trough are collectively formed is filled with Seal Oil
Fat, seal grease serves the effect of isolation, greatly protects the bearing inside hobboing cutter cutter hub so that inside hobboing cutter cutter hub
Bearing service life is long, and the utility model economy is used, the solid particle that shield machine roller cutter sealing structure of shaft end can be to external world
Play preferably isolation effect, it is to avoid extraneous fixation particle enters in hobboing cutter cutter hub so that bearing inside hobboing cutter cutter hub
Service life is long.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of shield machine roller cutter sealing structure of shaft end sectional view；
Fig. 2 be the utility model proposes a kind of shield machine roller cutter sealing structure of shaft end side view.
In figure：1 hobboing cutter cutter hub, 2 ladder-type troughs, 3 seal greases, 4 round chutes, 5 second sealing rings, 6L types post, 7 blades, 8
First sealing ring, 9 cover plates, 10 hobboing cutter axles, 11 cutter rings, 12 cutters tooth.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.
Reference picture 1-2, a kind of shield machine roller cutter sealing structure of shaft end, including hobboing cutter axle 10, the medium position of hobboing cutter axle 10
Hobboing cutter cutter hub 1 is arranged with, and the both sides of hobboing cutter cutter hub 1 offer ladder-type trough 2, the periphery of ladder-type trough 2 offers round chute
4, and the outside and inner side of round chute 4 are mounted on the second sealing ring 5, the both sides of hobboing cutter cutter hub 1 are additionally provided with cover plate 9, and
Cover plate 9 is slidably connected with the side wall and the second sealing ring 5 of round chute 4 respectively, side center of the cover plate 9 away from hobboing cutter cutter hub 1
Position offers mounting hole, and the inside of mounting hole and the junction of hobboing cutter axle 10 are provided with the first sealing ring 8, the first sealing ring 8
On the inwall of mounting hole, and the inner side of the first sealing ring 8 and hobboing cutter axle 10 are slidably connected, and the both sides of mounting hole are relative to be set
L-type post 6 is equipped with, and L-type post 6 is fixed on side of the cover plate 9 away from hobboing cutter cutter hub 1, the one end of L-type post 6 away from cover plate 9 is provided with sword
Portion 7, and the outer wall of blade 7 and hobboing cutter axle 10 is slidably connected, cover plate 9 and ladder-type trough 2 may be constructed annular seal space, and annular seal space
Inside is filled with seal grease 3, and the two ends of hobboing cutter axle 10 extend respectively to side of the cover plate 9 away from hobboing cutter cutter hub 1, and hobboing cutter axle
10 two ends offer fixing groove, and two cover plates 9 positioned at the both sides of hobboing cutter cutter hub 1 are oppositely arranged respectively, two 6 points of L-type posts
Not Wei Yu cover plate 9 top and bottom, hobboing cutter cutter hub 1, ladder-type trough 2, round chute 4 and hobboing cutter axle 10 are respectively positioned on same axis
On, cover plate 9 is round structure, and the diameter dimension of cover plate 9 is bigger than ladder-type trough 2, and the outside of hobboing cutter cutter hub 1 is equidistantly arranged with
Cutter ring 11, and the outside of cutter ring 11 is equidistantly welded with multiple cutters tooth 12.
Operation principle：When hobboing cutter axle 10 drives hobboing cutter cutter hub 1 to be rotated, two on cover plate 9 are oppositely arranged
Two L-type posts 6 on blade 7 solid particle on hobboing cutter axle 10 can be struck off, it is to avoid solid particle is in cover plate 9
Side away from hobboing cutter cutter hub 1 is adhered to, and the first sealing ring 8, and lid are provided with the junction of mounting hole and hobboing cutter axle 10
Second sealing ring 5 of the plate 9 respectively with the circular inner side and outer side of chute 4 be slidably connected, it is to avoid solid particle enters rolling from there
The inside of knife cutter hub 1, the inside for the annular seal space that last cover plate 9 and ladder-type trough 2 are collectively formed is filled with seal grease 3, Seal Oil
Fat 3 serves preferably isolation effect, it is to avoid solid particle enters the inside of hobboing cutter cutter hub 1, greatly protects hobboing cutter knife
Bearing inside body 1.
It is described above, only the utility model preferably embodiment, but protection domain of the present utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model is disclosed, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (7)
1. a kind of shield machine roller cutter sealing structure of shaft end, including hobboing cutter axle (10), it is characterised in that in the hobboing cutter axle (10)
Portion position is arranged with hobboing cutter cutter hub (1), and the both sides of hobboing cutter cutter hub (1) offer ladder-type trough (2), the ladder-type trough (2)
Periphery offers round chute (4), and the outside and inner side of round chute (4) are mounted on the second sealing ring (5), the hobboing cutter
The both sides of cutter hub (1) are additionally provided with cover plate (9), and the side wall and the second sealing ring (5) of cover plate (9) respectively with round chute (4)
It is slidably connected, side middle position of the cover plate (9) away from hobboing cutter cutter hub (1) offers mounting hole, and the inside of mounting hole
The first sealing ring (8) is provided with the junction of hobboing cutter axle (10), first sealing ring (8) is arranged on the inwall of mounting hole,
And first sealing ring (8) inner side and hobboing cutter axle (10) be slidably connected, the both sides of the mounting hole are relatively set with L-type post (6),
And L-type post (6) is fixed on side of the cover plate (9) away from hobboing cutter cutter hub (1), the one end of the L-type post (6) away from cover plate (9) is set
There is blade (7), and the outer wall of blade (7) and hobboing cutter axle (10) is slidably connected, the cover plate (9) and ladder-type trough (2) may be constructed
Annular seal space, and the inside of annular seal space is filled with seal grease (3).
2. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that the hobboing cutter axle (10)
Two ends extend respectively to side of the cover plate (9) away from hobboing cutter cutter hub (1), and the two ends of hobboing cutter axle (10) offer fixation
Groove.
3. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that respectively positioned at hobboing cutter knife
Two cover plates (9) of body (1) both sides are oppositely arranged.
4. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that two L-type posts (6) point
Not Wei Yu cover plate (9) top and bottom.
5. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that the hobboing cutter cutter hub
(1), ladder-type trough (2), round chute (4) and hobboing cutter axle (10) are respectively positioned on same axis.
6. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that the cover plate (9) is
Round structure, and the diameter dimension of cover plate (9) is bigger than ladder-type trough (2).
7. a kind of shield machine roller cutter sealing structure of shaft end according to claim 1, it is characterised in that the hobboing cutter cutter hub
(1) outside is equidistantly arranged with cutter ring (11), and the outside of cutter ring (11) is equidistantly welded with multiple cutters tooth (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720140947.1U CN206477856U (en) | 2017-02-16 | 2017-02-16 | A kind of shield machine roller cutter sealing structure of shaft end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720140947.1U CN206477856U (en) | 2017-02-16 | 2017-02-16 | A kind of shield machine roller cutter sealing structure of shaft end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206477856U true CN206477856U (en) | 2017-09-08 |
Family
ID=59748688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720140947.1U Expired - Fee Related CN206477856U (en) | 2017-02-16 | 2017-02-16 | A kind of shield machine roller cutter sealing structure of shaft end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206477856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339807A (en) * | 2018-11-18 | 2019-02-15 | 中国电建集团铁路建设有限公司 | A kind of shield multi-knife-head hobboing cutter cutter ring |
-
2017
- 2017-02-16 CN CN201720140947.1U patent/CN206477856U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339807A (en) * | 2018-11-18 | 2019-02-15 | 中国电建集团铁路建设有限公司 | A kind of shield multi-knife-head hobboing cutter cutter ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170908 Termination date: 20190216 |